From aa35072d88295da3a5dc58e86c90e12493b92afc Mon Sep 17 00:00:00 2001 From: Konstantin Schulz Date: Fri, 19 Jun 2020 16:46:07 +0200 Subject: [PATCH] updated H5P standalone to the latest version (2.1.3) --- .../mcserver/app/services/textService.py | 4 +- mc_backend/tests.py | 2 +- mc_frontend/README.md | 2 +- mc_frontend/package-lock.json | 87 + mc_frontend/package.json | 2 + .../exercise-list/exercise-list.page.spec.ts | 27 +- .../app/exercise-list/exercise-list.page.ts | 12 +- mc_frontend/src/app/exercise.service.spec.ts | 19 +- mc_frontend/src/app/exercise.service.ts | 43 +- .../src/app/exercise/exercise.page.html | 23 +- mc_frontend/src/app/helper.service.ts | 2 + mc_frontend/src/app/models/enum.ts | 5 + mc_frontend/src/app/models/eventRegistry.ts | 22 + .../src/app/models/h5p-standalone.class.ts | 264 + .../src/app/models/h5pEventDispatcherMock.ts | 30 - mc_frontend/src/app/models/mockMC.ts | 2 +- .../src/app/preview/preview.page.spec.ts | 20 +- 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mc_frontend/src/assets/vendor/h5p/js/h5p.js create mode 100644 mc_frontend/src/assets/vendor/h5p/js/jquery.js create mode 100644 mc_frontend/src/assets/vendor/h5p/js/request-queue.js create mode 100644 mc_frontend/src/assets/vendor/h5p/js/settings/h5p-disable-hub.js create mode 100644 mc_frontend/src/assets/vendor/h5p/styles/h5p-admin.css create mode 100644 mc_frontend/src/assets/vendor/h5p/styles/h5p-confirmation-dialog.css create mode 100644 mc_frontend/src/assets/vendor/h5p/styles/h5p-core-button.css create mode 100644 mc_frontend/src/assets/vendor/h5p/styles/h5p.css diff --git a/mc_backend/mcserver/app/services/textService.py b/mc_backend/mcserver/app/services/textService.py index 0f11f65..fe1d226 100644 --- a/mc_backend/mcserver/app/services/textService.py +++ b/mc_backend/mcserver/app/services/textService.py @@ -81,10 +81,10 @@ class TextService: return text_with_gaps @staticmethod - def get_solutions_by_index(exercise: Exercise, solution_indices: List[int] = None) -> List[Solution]: + def get_solutions_by_index(exercise: Exercise, solution_indices: List[int]) -> List[Solution]: """ If available, makes use of the solution indices to return only the wanted solutions. """ available_solutions: List[Solution] = [Solution.from_dict(x) for x in json.loads(exercise.solutions)] - if solution_indices is None: + if not solution_indices: return available_solutions return [available_solutions[i] for i in solution_indices] if len(solution_indices) > 0 else [] diff --git a/mc_backend/tests.py b/mc_backend/tests.py index 52e3226..cbc574b 100644 --- a/mc_backend/tests.py +++ b/mc_backend/tests.py @@ -973,7 +973,7 @@ class CommonTestCase(unittest.TestCase): def test_get_solutions_by_index(self): """ If available, makes use of the solution indices to return only the wanted solutions. """ - solutions: List[Solution] = TextService.get_solutions_by_index(Mocks.exercise) + solutions: List[Solution] = TextService.get_solutions_by_index(Mocks.exercise, []) self.assertEqual(len(solutions), 1) def test_get_treebank_annotations(self): diff --git a/mc_frontend/README.md b/mc_frontend/README.md index 0bff1ae..13a5788 100644 --- a/mc_frontend/README.md +++ b/mc_frontend/README.md @@ -19,5 +19,5 @@ Use the `--host 0.0.0.0 --disable-host-check` flag for `ng serve` if you want to ## Other For all other kinds of configuration, use `src/configMC.ts`. # Testing -To test the application and check the code coverage, run `npm run test`. +To test the application and check the code coverage, run `npm run test-ci`. To write new tests or debug existing ones, use `npm run test-debug`. diff --git a/mc_frontend/package-lock.json b/mc_frontend/package-lock.json index 30c2d23..a0ff137 100644 --- a/mc_frontend/package-lock.json +++ b/mc_frontend/package-lock.json @@ -3801,6 +3801,11 @@ "@types/jasmine": "*" } }, + "@types/json-schema": { + "version": "7.0.5", + "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.5.tgz", + "integrity": "sha512-7+2BITlgjgDhH0vvwZU/HZJVyk+2XUlvxXe8dFMedNX/aMkaOq++rMAFXc0tM7ij15QaWlbdQASBR9dihi+bDQ==" + }, "@types/minimatch": { "version": "3.0.3", "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-3.0.3.tgz", @@ -8748,6 +8753,78 @@ "resolve-cwd": "^2.0.0" } }, + "imports-loader": { + "version": "1.0.0", + "resolved": "https://registry.npmjs.org/imports-loader/-/imports-loader-1.0.0.tgz", + "integrity": "sha512-gCS5kUte6B8oOduQsKP292ugVRK33Wjcapn7ZctetcYnRbZhRlF5i2cUhx7Anqqg4lM7G9DGedAbnchPhPlpVg==", + "requires": { + "loader-utils": "^2.0.0", + "schema-utils": "^2.7.0", + "source-map": "^0.6.1", + "strip-comments": "^2.0.1" + }, + "dependencies": { + "ajv": { + "version": "6.12.2", + "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.2.tgz", + "integrity": "sha512-k+V+hzjm5q/Mr8ef/1Y9goCmlsK4I6Sm74teeyGvFk1XrOsbsKLjEdrvny42CZ+a8sXbk8KWpY/bDwS+FLL2UQ==", + "requires": { + "fast-deep-equal": "^3.1.1", + "fast-json-stable-stringify": "^2.0.0", + "json-schema-traverse": "^0.4.1", + "uri-js": "^4.2.2" + } + }, + "emojis-list": { + "version": "3.0.0", + "resolved": "https://registry.npmjs.org/emojis-list/-/emojis-list-3.0.0.tgz", + "integrity": "sha512-/kyM18EfinwXZbno9FyUGeFh87KC8HRQBQGildHZbEuRyWFOmv1U10o9BBp8XVZDVNNuQKyIGIu5ZYAAXJ0V2Q==" + }, + "fast-deep-equal": { + "version": "3.1.3", + "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz", + "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==" + }, + "json5": { + "version": "2.1.3", + "resolved": "https://registry.npmjs.org/json5/-/json5-2.1.3.tgz", + "integrity": "sha512-KXPvOm8K9IJKFM0bmdn8QXh7udDh1g/giieX0NLCaMnb4hEiVFqnop2ImTXCc5e0/oHz3LTqmHGtExn5hfMkOA==", + "requires": { + "minimist": "^1.2.5" + } + }, + "loader-utils": { + "version": "2.0.0", + "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-2.0.0.tgz", + "integrity": "sha512-rP4F0h2RaWSvPEkD7BLDFQnvSf+nK+wr3ESUjNTyAGobqrijmW92zc+SO6d4p4B1wh7+B/Jg1mkQe5NYUEHtHQ==", + "requires": { + "big.js": "^5.2.2", + "emojis-list": "^3.0.0", + "json5": "^2.1.2" + } + }, + "minimist": { + "version": "1.2.5", + "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz", + "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==" + }, + "schema-utils": { + "version": "2.7.0", + "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-2.7.0.tgz", + "integrity": "sha512-0ilKFI6QQF5nxDZLFn2dMjvc4hjg/Wkg7rHd3jK6/A4a1Hl9VFdQWvgB1UMGoU94pad1P/8N7fMcEnLnSiju8A==", + "requires": { + "@types/json-schema": "^7.0.4", + "ajv": "^6.12.2", + "ajv-keywords": "^3.4.1" + } + }, + "source-map": { + "version": "0.6.1", + "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz", + "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==" + } + } + }, "imurmurhash": { "version": "0.1.4", "resolved": "https://registry.npmjs.org/imurmurhash/-/imurmurhash-0.1.4.tgz", @@ -13409,6 +13486,11 @@ "ansi-regex": "^2.0.0" } }, + "strip-comments": { + "version": "2.0.1", + "resolved": "https://registry.npmjs.org/strip-comments/-/strip-comments-2.0.1.tgz", + "integrity": "sha512-ZprKx+bBLXv067WTCALv8SSz5l2+XhpYCsVtSqlMnkAXMWDq+/ekVbl1ghqP9rUHTzv6sm/DwCOiYutU/yp1fw==" + }, "strip-eof": { "version": "1.0.0", "resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz", @@ -13837,6 +13919,11 @@ "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz", "integrity": "sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw==" }, + "toposort-class": { + "version": "1.0.1", + "resolved": "https://registry.npmjs.org/toposort-class/-/toposort-class-1.0.1.tgz", + "integrity": "sha1-f/0feMi+KMO6Rc1OGj9e4ZO9mYg=" + }, "tough-cookie": { "version": "2.4.3", "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.4.3.tgz", diff --git a/mc_frontend/package.json b/mc_frontend/package.json index dbd3dee..67172bd 100644 --- a/mc_frontend/package.json +++ b/mc_frontend/package.json @@ -42,7 +42,9 @@ "cordova-plugin-statusbar": "^2.4.3", "cordova-plugin-whitelist": "^1.3.4", "core-js": "^3.6.4", + "imports-loader": "^1.0.0", "rxjs": "^6.5.4", + "toposort-class": "^1.0.1", "tslib": "^1.11.1", "webpack": "^4.42.0", "zone.js": "^0.10.2" diff --git a/mc_frontend/src/app/exercise-list/exercise-list.page.spec.ts b/mc_frontend/src/app/exercise-list/exercise-list.page.spec.ts index 836510c..8fe5eed 100644 --- a/mc_frontend/src/app/exercise-list/exercise-list.page.spec.ts +++ b/mc_frontend/src/app/exercise-list/exercise-list.page.spec.ts @@ -49,9 +49,13 @@ describe('ExerciseListPage', () => { fixture.detectChanges(); }); - it('should create', () => { + it('should create', (done) => { expect(exerciseListPage).toBeTruthy(); expect(exerciseListPage.getExerciseList).toHaveBeenCalled(); + getExerciseListSpy.and.callFake(() => Promise.reject()); + exerciseListPage.ngOnInit().then(() => {}, () => { + done(); + }); }); it('should filter exercises', () => { @@ -72,20 +76,21 @@ describe('ExerciseListPage', () => { spyOn(exerciseListPage.storage, 'get').withArgs(configMC.localStorageKeyUpdateInfo).and.returnValue( Promise.resolve(JSON.stringify(new UpdateInfo({exerciseList: 0})))); exerciseListPage.getExerciseList().then(() => { - }, () => { + }, async () => { expect(requestSpy).toHaveBeenCalledTimes(1); exerciseListPage.vocService.currentReferenceVocabulary = VocabularyMC.Agldt; exerciseListPage.helperService.applicationState.next(new ApplicationState({exerciseList: []})); requestSpy.and.returnValue(Promise.resolve([])); - exerciseListPage.getExerciseList().then(() => { - expect(exerciseListPage.availableExercises.length).toBe(0); - exerciseListPage.helperService.applicationState.next(exerciseListPage.helperService.deepCopy(MockMC.applicationState)); - requestSpy.and.returnValue(Promise.resolve([new ExerciseMC()])); - exerciseListPage.getExerciseList().then(() => { - expect(exerciseListPage.availableExercises.length).toBe(1); - done(); - }); - }); + await exerciseListPage.getExerciseList(); + expect(exerciseListPage.availableExercises.length).toBe(0); + exerciseListPage.helperService.applicationState.next(exerciseListPage.helperService.deepCopy(MockMC.applicationState)); + requestSpy.and.returnValue(Promise.resolve([new ExerciseMC()])); + await exerciseListPage.getExerciseList(); + expect(exerciseListPage.availableExercises.length).toBe(1); + exerciseListPage.availableExercises = []; + await exerciseListPage.getExerciseList(true); + expect(exerciseListPage.availableExercises.length).toBe(1); + done(); }); }); diff --git a/mc_frontend/src/app/exercise-list/exercise-list.page.ts b/mc_frontend/src/app/exercise-list/exercise-list.page.ts index e37fa72..ec6f189 100644 --- a/mc_frontend/src/app/exercise-list/exercise-list.page.ts +++ b/mc_frontend/src/app/exercise-list/exercise-list.page.ts @@ -120,9 +120,15 @@ export class ExerciseListPage implements OnInit { return exercise.matching_degree ? Math.round(exercise.matching_degree).toString() : ''; } - ngOnInit(): void { - this.vocService.currentReferenceVocabulary = null; - this.getExerciseList().then(); + ngOnInit(): Promise { + return new Promise(((resolve, reject) => { + this.vocService.currentReferenceVocabulary = null; + this.getExerciseList().then(() => { + return resolve(); + }, () => { + return reject(); + }); + })); } public processExercises(): void { diff --git a/mc_frontend/src/app/exercise.service.spec.ts b/mc_frontend/src/app/exercise.service.spec.ts index b519e55..b22344a 100644 --- a/mc_frontend/src/app/exercise.service.spec.ts +++ b/mc_frontend/src/app/exercise.service.spec.ts @@ -33,21 +33,10 @@ describe('ExerciseService', () => { it('should initialize H5P', (done) => { let h5pCalled = false; - const h5p = { - jQuery: () => { - h5pCalled = true; - return { - empty: () => { - return { - h5p: (selector: string) => { - } - }; - } - }; - }, off: () => { - } - }; - spyOn(exerciseService.helperService, 'getH5P').and.returnValue(h5p); + spyOn(exerciseService, 'createH5Pstandalone').and.callFake(() => new Promise(resolve => { + h5pCalled = true; + return resolve(); + })); exerciseService.initH5P('').then(() => { expect(h5pCalled).toBe(true); done(); diff --git a/mc_frontend/src/app/exercise.service.ts b/mc_frontend/src/app/exercise.service.ts index 962dd8b..085466d 100644 --- a/mc_frontend/src/app/exercise.service.ts +++ b/mc_frontend/src/app/exercise.service.ts @@ -3,6 +3,10 @@ import {Injectable} from '@angular/core'; import configMC from '../configMC'; import {HelperService} from './helper.service'; import {ExercisePart} from './models/exercisePart'; +import {Options} from './models/h5p-standalone.class'; +import {EventMC} from './models/enum'; + +declare var H5PStandalone: any; @Injectable({ providedIn: 'root' @@ -17,11 +21,12 @@ export class ExerciseService { set currentExerciseIndex(value: number) { this._currentExerciseIndex = value; this.currentExercisePartIndex = [...Array(this.currentExerciseParts.length).keys()].find( - i => this.currentExerciseParts[i].startIndex <= this.currentExerciseIndex && (!this.currentExerciseParts[i + 1] - || this.currentExerciseParts[i + 1].startIndex > this.currentExerciseIndex)); + i => this.currentExerciseParts[i].startIndex <= this.currentExerciseIndex && + (!this.currentExerciseParts[i + 1] || this.currentExerciseParts[i + 1].startIndex > this.currentExerciseIndex)); const cepi: number = this.currentExercisePartIndex; this.currentExerciseName = this.currentExercisePartIndex ? - this.currentExerciseParts[cepi].exercises[this.currentExerciseIndex - this.currentExerciseParts[cepi].startIndex] : ''; + this.currentExerciseParts[cepi].exercises[this.currentExerciseIndex - this.currentExerciseParts[cepi].startIndex] : + ''; } public currentExerciseName: string; @@ -30,7 +35,7 @@ export class ExerciseService { public excludeOOV = false; public fillBlanksString = 'fill_blanks'; public h5pContainerString = '.h5p-container'; - public h5pIframeString = '#h5p-iframe-1'; + public h5pIframeString = '.h5p-iframe'; public kwicGraphs: string; public vocListString = 'voc_list'; @@ -48,18 +53,26 @@ export class ExerciseService { s4() + '-' + s4() + s4() + s4(); } + createH5Pstandalone(el: HTMLElement, h5pLocation: string): Promise { + return new H5PStandalone.H5P(el, h5pLocation); + } + initH5P(exerciseTypePath: string): Promise { - return new Promise(resolve => { - // dirty hack to get H5P going without explicit button click on the new page - setTimeout(() => { - // noinspection TypeScriptValidateJSTypes - this.helperService.getH5P().jQuery(this.h5pContainerString).empty().h5p({ - frameJs: 'assets/dist/js/h5p-standalone-frame.min.js', - frameCss: 'assets/dist/styles/h5p.css', - h5pContent: 'assets/h5p/' + exerciseTypePath - }); - return resolve(); - }, 50); + return new Promise((resolve, reject) => { + const el: HTMLDivElement = document.querySelector(this.h5pContainerString); + const h5pLocation = 'assets/h5p/' + exerciseTypePath; + const options: Options = { + frameCss: 'assets/h5p-standalone-master/dist/styles/h5p.css', + frameJs: 'assets/h5p-standalone-master/dist/frame.bundle.js', + preventH5PInit: false + }; + this.createH5Pstandalone(el, h5pLocation).then(() => { + // dirty hack to wait for all the H5P elements being added to the DOM + setTimeout(() => { + this.helperService.events.trigger(EventMC.h5pCreated, {data: {library: exerciseTypePath}}); + return resolve(); + }, 150); + }); }); } diff --git a/mc_frontend/src/app/exercise/exercise.page.html b/mc_frontend/src/app/exercise/exercise.page.html index 11a55f4..7234210 100644 --- a/mc_frontend/src/app/exercise/exercise.page.html +++ b/mc_frontend/src/app/exercise/exercise.page.html @@ -1,14 +1,19 @@ -
- {{ 'EXERCISE' | translate }} -
-
- - -
+ + + + + {{ 'EXERCISE' | translate }} + + + + + diff --git a/mc_frontend/src/app/helper.service.ts b/mc_frontend/src/app/helper.service.ts index 6e7a4e6..79782aa 100644 --- a/mc_frontend/src/app/helper.service.ts +++ b/mc_frontend/src/app/helper.service.ts @@ -11,6 +11,7 @@ import {Language} from 'src/app/models/language'; import {ReplaySubject} from 'rxjs'; import {TextData} from './models/textData'; import configMC from '../configMC'; +import EventRegistry from './models/eventRegistry'; declare var H5P: any; // dirty hack to prevent H5P access errors after resize events @@ -85,6 +86,7 @@ export class HelperService { vocative: DependencyValue.vocative, xcomp: DependencyValue.clausalComplement, }; + public events: EventRegistry = new EventRegistry(); public isIE11: boolean = !!(window as any).MSInputMethodContext && !!(document as any).documentMode; public isDevMode = ['localhost'].indexOf(window.location.hostname) > -1; // set this to "false" for simulated production mode public isVocabularyCheck = false; diff --git a/mc_frontend/src/app/models/enum.ts b/mc_frontend/src/app/models/enum.ts index 1231ffb..e9ccaaf 100644 --- a/mc_frontend/src/app/models/enum.ts +++ b/mc_frontend/src/app/models/enum.ts @@ -90,6 +90,11 @@ export enum DependencyTranslation { vocative = 'DEPENDENCY_VOCATIVE' as any, } +export enum EventMC { + h5pCreated = 'h5pCreated' as any, + xAPI = 'xAPI' as any, +} + export enum ExerciseType { cloze = 'cloze' as any, kwic = 'kwic' as any, diff --git a/mc_frontend/src/app/models/eventRegistry.ts b/mc_frontend/src/app/models/eventRegistry.ts new file mode 100644 index 0000000..67f25d9 --- /dev/null +++ b/mc_frontend/src/app/models/eventRegistry.ts @@ -0,0 +1,22 @@ +import {EventMC} from './enum'; + +export default class EventRegistry { + listeners: { [eventName: string]: any[] } = {}; + + public off(eventName: EventMC) { + this.listeners[eventName] = []; + } + + public on(eventName: EventMC, callback: any) { + if (!this.listeners[eventName]) { + this.listeners[eventName] = []; + } + this.listeners[eventName].push(callback); + } + + public trigger(eventName: EventMC, event: any) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach(value => value(event)); + } + } +} diff --git a/mc_frontend/src/app/models/h5p-standalone.class.ts b/mc_frontend/src/app/models/h5p-standalone.class.ts new file mode 100644 index 0000000..4671e46 --- /dev/null +++ b/mc_frontend/src/app/models/h5p-standalone.class.ts @@ -0,0 +1,264 @@ +import Toposort from 'toposort-class'; + +declare var H5P: any; +declare var H5PIntegration: any; + +export interface Options { + id?: string; + frameCss: string; + frameJs: string; + preventH5PInit: boolean; +} + +interface Library { + machineName: string; + minorVersion: string; + majorVersion: string; + dependencies: LibraryRef[]; + preloadedCss: string[]; + preloadedJs: string[]; +} + +interface LibraryRef { + machineName: string; + minorVersion: string; + majorVersion: string; +} + +interface H5Pjson { + mainLibrary: string; + preloadedDependencies: LibraryRef[]; +} + +export default class H5PStandaloneClass { + + id: string; + librariesPath: string; + path: string; + + h5p: H5Pjson; + mainLibrary: Library; + pathIncludesVersion: boolean; + mainLibraryPath: string; + + constructor(el: HTMLElement, pathToContent = 'workspace', + options: Options = { + frameCss: null, + frameJs: null, + id: null, + preventH5PInit: null + }, + displayOptions = {}, librariesPath: string = null) { + this.id = options.id || Math.random().toString(36).substr(2, 9); + this.path = pathToContent; + + if (!librariesPath) { + this.librariesPath = this.path; + } else { + this.librariesPath = librariesPath; + } + + console.log(this.librariesPath); + this.initElement(el); + this.initH5P(options.frameCss, options.frameJs, displayOptions, options.preventH5PInit); + return this; + } + + initElement(el: HTMLElement) { + if (!(el instanceof HTMLElement)) { + throw new Error('createH5P must be passed an element'); + } + + el.innerHTML = `
+ +
`; + } + + async initH5P(frameCss = 'assets/h5p-standalone-master/dist/styles/h5p.css', + frameJs = 'assets/h5p-standalone-master/dist/frame.bundle.js', + displayOptions, preventH5PInit: boolean) { + this.h5p = (await this.getJSON(`${this.path}/h5p.json`)) as H5Pjson; + + const content = await this.getJSON(window.localStorage.getItem('mc/h5p')); + H5PIntegration.pathIncludesVersion = this.pathIncludesVersion = await this.checkIfPathIncludesVersion(); + + this.mainLibrary = await this.findMainLibrary(); + + const dependencies = await this.findAllDependencies(); + + const {styles, scripts} = this.sortDependencies(dependencies); + + H5PIntegration.url = this.path; + H5PIntegration.contents = H5PIntegration.contents ? H5PIntegration.contents : {}; + + H5PIntegration.core = { + styles: [frameCss], + scripts: [frameJs] + }; + + H5PIntegration.contents[`cid-${this.id}`] = { + library: `${this.mainLibrary.machineName} ${this.mainLibrary.majorVersion}.${this.mainLibrary.minorVersion}`, + jsonContent: JSON.stringify(content), + styles, + scripts, + displayOptions + }; + + // if (!preventH5PInit) { + H5P.init(); + // } + } + + async getJSON(url: string): Promise { + const res = await fetch(url); + return res.json(); + } + + /** + * Check if the library folder include the version or not + * This was changed at some point in H5P and we need to be backwards compatible + * + * @return {boolean} + */ + async checkIfPathIncludesVersion(): Promise { + const dependency = this.h5p.preloadedDependencies[0]; + const machinePath = dependency.machineName + '-' + dependency.majorVersion + '.' + dependency.minorVersion; + + let pathIncludesVersion: boolean; + + try { + await this.getJSON(`${this.librariesPath}/${machinePath}/library.json`); + pathIncludesVersion = true; + } catch (e) { + pathIncludesVersion = false; + } + return pathIncludesVersion; + } + + /** + * return the path to a library + * @param {object} library + * @return {string} + */ + libraryPath(library: LibraryRef): string { + return library.machineName + (this.pathIncludesVersion ? '-' + library.majorVersion + '.' + library.minorVersion : ''); + } + + /** + * FInd the main library for this H5P + * @return {Promise} + */ + async findMainLibrary(): Promise { + const mainLibraryInfo = this.h5p.preloadedDependencies.find(dep => dep.machineName === this.h5p.mainLibrary); + + this.mainLibraryPath = this.h5p.mainLibrary + (this.pathIncludesVersion ? '-' + mainLibraryInfo.majorVersion + + '.' + mainLibraryInfo.minorVersion : ''); + return this.getJSON(`${this.librariesPath}/${this.mainLibraryPath}/library.json`); + } + + /** + * find all the libraries used in this H5P + * @return {Promise} + */ + async findAllDependencies() { + const directDependencyNames = this.h5p.preloadedDependencies.map(dependency => this.libraryPath(dependency)); + + return this.loadDependencies(directDependencyNames, []); + } + + /** + * searches through all supplied libraries for dependencies, this is recursive and repeats until all deep dependencies have been found + * @param {string[]} toFind list of libraries to find the dependencies of + * @param {string[]} alreadyFound the dependencies that have already been found + */ + async loadDependencies(toFind: string[], alreadyFound: string[]) { + // console.log(`loading dependency level: ${dependencyDepth}`); + // dependencyDepth++; + const dependencies: any[] = alreadyFound; + const findNext = []; + const newDependencies = await Promise.all(toFind.map((libraryName) => this.findLibraryDependencies(libraryName))); + // loop over newly found libraries + newDependencies.forEach((library: any) => { + // push into found list + dependencies.push(library); + // check if any dependencies haven't been found yet + library.dependencies.forEach((dependency) => { + if (!dependencies.find((foundLibrary) => foundLibrary.libraryPath === dependency) && + !newDependencies.find((foundLibrary) => foundLibrary.libraryPath === dependency)) { + findNext.push(dependency); + } + }); + }); + + if (findNext.length > 0) { + return this.loadDependencies(findNext, dependencies); + } + return dependencies; + } + + /** + * Loads a dependencies library.json and finds the libraries it dependson as well ass the JS and CSS it needs + * @param {string} libraryName + */ + async findLibraryDependencies(libraryName: string): Promise { + const library = await this.getJSON(`${this.librariesPath}/${libraryName}/library.json`); + const libraryPath = this.libraryPath(library); + + let dependencies = []; + if (library.preloadedDependencies) { + dependencies = library.preloadedDependencies.map(dependency => this.libraryPath(dependency)); + } + + return {libraryPath, dependencies, preloadedCss: library.preloadedCss, preloadedJs: library.preloadedJs}; + } + + /** + * Resolves the library dependency tree and sorts the JS and CSS files into order + * @param {object[]} dependencies + * @return {object} + */ + sortDependencies(dependencies) { + const dependencySorter = new Toposort(); + const CSSDependencies = {}; + const JSDependencies = {}; + + dependencies.forEach(dependency => { + dependencySorter.add(dependency.libraryPath, dependency.dependencies); + + if (dependency.preloadedCss) { + CSSDependencies[dependency.libraryPath] = CSSDependencies[dependency.libraryPath] ? + CSSDependencies[dependency.libraryPath] : []; + dependency.preloadedCss.forEach(style => { + CSSDependencies[dependency.libraryPath].push(`${this.librariesPath}/${dependency.libraryPath}/${style.path}`); + }); + } + + if (dependency.preloadedJs) { + JSDependencies[dependency.libraryPath] = JSDependencies[dependency.libraryPath] ? + JSDependencies[dependency.libraryPath] : []; + dependency.preloadedJs.forEach(script => { + JSDependencies[dependency.libraryPath].push(`${this.librariesPath}/${dependency.libraryPath}/${script.path}`); + }); + } + }); + + const styles = []; + const scripts = []; + + dependencySorter.sort().reverse().forEach((dependencyName) => { + Array.prototype.push.apply(styles, CSSDependencies[dependencyName]); + Array.prototype.push.apply(scripts, JSDependencies[dependencyName]); + }); + + if (this.mainLibrary.preloadedCss) { + Array.prototype.push.apply(styles, this.mainLibrary.preloadedCss.map((style: any) => + `${this.librariesPath}/${this.mainLibraryPath}/${style.path}`)); + } + if (this.mainLibrary.preloadedJs) { + Array.prototype.push.apply(scripts, this.mainLibrary.preloadedJs.map((script: any) => + `${this.librariesPath}/${this.mainLibraryPath}/${script.path}`)); + } + return {styles, scripts}; + } +} diff --git a/mc_frontend/src/app/models/h5pEventDispatcherMock.ts b/mc_frontend/src/app/models/h5pEventDispatcherMock.ts deleted file mode 100644 index ed6ed50..0000000 --- a/mc_frontend/src/app/models/h5pEventDispatcherMock.ts +++ /dev/null @@ -1,30 +0,0 @@ -import {XAPIevent} from './xAPIevent'; -import Result from './xAPI/Result'; -import StatementBase from './xAPI/StatementBase'; -import Verb from './xAPI/Verb'; - -export default class H5PeventDispatcherMock { - listeners: { [eventName: string]: any[] } = {}; - - public on(eventName: string, callback: any) { - if (!this.listeners[eventName]) { - this.listeners[eventName] = []; - } - this.listeners[eventName].push(callback); - } - - public trigger(eventName: string, event: any) { - this.listeners[eventName].forEach(value => value(event)); - } - - public triggerXAPI(verb: string, result: Result) { - this.trigger('xAPI', new XAPIevent({ - data: { - statement: new StatementBase({ - result, - verb: new Verb({id: verb}) - }) - } - })); - }; -} diff --git a/mc_frontend/src/app/models/mockMC.ts b/mc_frontend/src/app/models/mockMC.ts index 5cd839b..72bc62a 100644 --- a/mc_frontend/src/app/models/mockMC.ts +++ b/mc_frontend/src/app/models/mockMC.ts @@ -51,7 +51,7 @@ export default class MockMC { static addIframe(h5pIframeString: string, buttonClass: string = null): HTMLIFrameElement { const iframe: HTMLIFrameElement = document.createElement('iframe'); - iframe.setAttribute('id', h5pIframeString.slice(1)); + iframe.classList.add(h5pIframeString.slice(1)); document.body.appendChild(iframe); if (buttonClass) { const button: HTMLButtonElement = iframe.contentWindow.document.createElement('button'); diff --git a/mc_frontend/src/app/preview/preview.page.spec.ts b/mc_frontend/src/app/preview/preview.page.spec.ts index 250f475..839e902 100644 --- a/mc_frontend/src/app/preview/preview.page.spec.ts +++ b/mc_frontend/src/app/preview/preview.page.spec.ts @@ -10,13 +10,16 @@ import {FormsModule} from '@angular/forms'; import {APP_BASE_HREF} from '@angular/common'; import {ToastController} from '@ionic/angular'; import MockMC from '../models/mockMC'; -import {ExerciseType} from '../models/enum'; +import {EventMC, ExerciseType} from '../models/enum'; import Spy = jasmine.Spy; import {TestResultMC} from '../models/testResultMC'; -import H5PeventDispatcherMock from '../models/h5pEventDispatcherMock'; +import EventRegistry from '../models/eventRegistry'; import Result from '../models/xAPI/Result'; import configMC from '../../configMC'; import {AnnisResponse, Solution} from '../../../openapi'; +import {XAPIevent} from '../models/xAPIevent'; +import StatementBase from '../models/xAPI/StatementBase'; +import Verb from '../models/xAPI/Verb'; describe('PreviewPage', () => { let previewPage: PreviewPage; @@ -83,15 +86,22 @@ describe('PreviewPage', () => { it('should be initialized', (done) => { const body: HTMLBodyElement = document.querySelector('body'); let iframe: HTMLIFrameElement = document.createElement('iframe'); - iframe.setAttribute('id', previewPage.exerciseService.h5pIframeString.slice(1)); + iframe.classList.add(previewPage.exerciseService.h5pIframeString.slice(1)); body.appendChild(iframe); spyOn(previewPage, 'sendData').and.returnValue(Promise.resolve()); previewPage.ngOnDestroy(); - const newDispatcher: H5PeventDispatcherMock = new H5PeventDispatcherMock(); + const newDispatcher: EventRegistry = new EventRegistry(); spyOn(previewPage.helperService, 'getH5P').and.returnValue({externalDispatcher: newDispatcher}); xapiSpy.and.callThrough(); previewPage.ngOnInit().then(() => { - newDispatcher.triggerXAPI(configMC.xAPIverbIDanswered, new Result()); + newDispatcher.trigger(EventMC.xAPI, new XAPIevent({ + data: { + statement: new StatementBase({ + result: new Result(), + verb: new Verb({id: configMC.xAPIverbIDanswered}) + }) + } + })); checkAnnisResponseSpy.and.returnValue(Promise.resolve()); spyOn(previewPage, 'initH5P'); spyOn(previewPage, 'processAnnisResponse'); diff --git a/mc_frontend/src/app/preview/preview.page.ts b/mc_frontend/src/app/preview/preview.page.ts index 949be1e..8d1d42a 100644 --- a/mc_frontend/src/app/preview/preview.page.ts +++ b/mc_frontend/src/app/preview/preview.page.ts @@ -1,5 +1,5 @@ /* tslint:disable:no-string-literal */ -import {ExerciseType} from 'src/app/models/enum'; +import {EventMC, ExerciseType} from 'src/app/models/enum'; import {HelperService} from 'src/app/helper.service'; import {NavController, ToastController} from '@ionic/angular'; import {ExerciseService} from 'src/app/exercise.service'; @@ -68,7 +68,7 @@ export class PreviewPage implements OnDestroy, OnInit { } ngOnDestroy(): void { - this.helperService.getH5P().externalDispatcher.off('xAPI'); + this.helperService.getH5P().externalDispatcher.off(EventMC.xAPI); } ngOnInit(): Promise { @@ -138,7 +138,7 @@ export class PreviewPage implements OnDestroy, OnInit { } setXAPIeventHandler() { - this.helperService.getH5P().externalDispatcher.on('xAPI', (event: XAPIevent) => { + this.helperService.getH5P().externalDispatcher.on(EventMC.xAPI, (event: XAPIevent) => { // results are only available when a task has been completed/answered, not in the "attempted" or "interacted" stages if (event.data.statement.verb.id === configMC.xAPIverbIDanswered && event.data.statement.result) { const iframe: HTMLIFrameElement = document.querySelector(this.exerciseService.h5pIframeString); diff --git a/mc_frontend/src/app/test/test.page.spec.ts b/mc_frontend/src/app/test/test.page.spec.ts index 7b38b66..f86c3e3 100644 --- a/mc_frontend/src/app/test/test.page.spec.ts +++ b/mc_frontend/src/app/test/test.page.spec.ts @@ -11,11 +11,10 @@ import {TestResultMC} from '../models/testResultMC'; import StatementBase from '../models/xAPI/StatementBase'; import Result from '../models/xAPI/Result'; import Score from '../models/xAPI/Score'; -import {TestModuleState} from '../models/enum'; +import {EventMC, TestModuleState} from '../models/enum'; import MockMC from '../models/mockMC'; import {XAPIevent} from '../models/xAPIevent'; -import Spy = jasmine.Spy; -import H5PeventDispatcherMock from '../models/h5pEventDispatcherMock'; +import EventRegistry from '../models/eventRegistry'; import Verb from '../models/xAPI/Verb'; import configMC from '../../configMC'; import Context from '../models/xAPI/Context'; @@ -24,10 +23,13 @@ import Activity from '../models/xAPI/Activity'; import Definition from '../models/xAPI/Definition'; import {HttpClientModule} from '@angular/common/http'; import {By} from '@angular/platform-browser'; +import Spy = jasmine.Spy; describe('TestPage', () => { let testPage: TestPage; let fixture: ComponentFixture; + let newDispatcher: EventRegistry; + let getH5Pspy: Spy; beforeEach(async(() => { TestBed.configureTestingModule({ @@ -49,9 +51,15 @@ describe('TestPage', () => { beforeEach(() => { fixture = TestBed.createComponent(TestPage); testPage = fixture.componentInstance; + newDispatcher = new EventRegistry(); + getH5Pspy = spyOn(testPage.helperService, 'getH5P').and.returnValue({externalDispatcher: newDispatcher}); fixture.detectChanges(); }); + afterEach(() => { + fixture.destroy(); + }); + it('should create', () => { expect(testPage).toBeTruthy(); }); @@ -179,31 +187,27 @@ describe('TestPage', () => { it('should set H5P event handlers', () => { const finishSpy: Spy = spyOn(testPage, 'finishCurrentExercise').and.returnValue(Promise.resolve()); - const newDispatcher: H5PeventDispatcherMock = new H5PeventDispatcherMock(); - const h5p: any = {externalDispatcher: {on: newDispatcher.on.bind(newDispatcher)}}; - spyOn(testPage.helperService, 'getH5P').and.returnValue(h5p); - testPage.setH5PeventHandlers(); testPage.currentState = TestModuleState.showResults; const xapiEvent: XAPIevent = new XAPIevent({ data: { statement: new StatementBase({result: new Result(), verb: new Verb({id: configMC.xAPIverbIDanswered})}) } }); - newDispatcher.trigger('xAPI', xapiEvent); + newDispatcher.trigger(EventMC.xAPI, xapiEvent); expect(finishSpy).toHaveBeenCalledTimes(0); testPage.currentState = TestModuleState.inProgress; - newDispatcher.trigger('xAPI', xapiEvent); + newDispatcher.trigger(EventMC.xAPI, xapiEvent); expect(finishSpy).toHaveBeenCalledTimes(1); const inputEventSpy: Spy = spyOn(testPage, 'setInputEventHandler'); const solutionsEventSpy: Spy = spyOn(testPage, 'triggerSolutionsEventHandler'); testPage.currentState = TestModuleState.inProgress; - const domChangedEvent: any = {data: {library: testPage.h5pBlanksString}}; + const domChangedEvent: any = {data: {library: testPage.fillBlanksString}}; testPage.areEventHandlersSet = false; - newDispatcher.trigger('domChanged', domChangedEvent); + testPage.helperService.events.trigger(EventMC.h5pCreated, domChangedEvent); expect(inputEventSpy).toHaveBeenCalledTimes(1); testPage.currentState = TestModuleState.showSolutions; testPage.areEventHandlersSet = false; - newDispatcher.trigger('domChanged', domChangedEvent); + testPage.helperService.events.trigger(EventMC.h5pCreated, domChangedEvent); expect(solutionsEventSpy).toHaveBeenCalledTimes(1); }); @@ -221,16 +225,16 @@ describe('TestPage', () => { const previousExercises: number[] = testPage.exerciseService.currentExerciseParts.slice(0, targetExercisePartIndex) .map(x => x.exercises.length); testPage.exerciseService.currentExerciseIndex = previousExercises.reduce((a, b) => a + b); - let wasH5Prendered = false; - testPage.helperService.getH5P().externalDispatcher.on('domChanged', async (event: any) => { - wasH5Prendered = !wasH5Prendered; - if (wasH5Prendered) { + let callCount = 0; + testPage.helperService.events.on(EventMC.h5pCreated, async (event: any) => { + callCount += 1; + if (callCount === 1) { const url: string = window.localStorage.getItem(configMC.localStorageKeyH5P); const result: any = await testPage.http.get(url).toPromise(); const iframe2: HTMLIFrameElement = document.querySelector(testPage.exerciseService.h5pIframeString); const parEl: HTMLParagraphElement = iframe2.contentWindow.document.querySelector('p'); expect(result.text).toContain(parEl.textContent); - testPage.helperService.getH5P().externalDispatcher.off('domChanged'); + testPage.helperService.events.off(EventMC.h5pCreated); testPage.vocService.currentTestResults[2] = new TestResultMC({ statement: new StatementBase({ context: new Context({ diff --git a/mc_frontend/src/app/test/test.page.ts b/mc_frontend/src/app/test/test.page.ts index 1ad5368..d09df4d 100644 --- a/mc_frontend/src/app/test/test.page.ts +++ b/mc_frontend/src/app/test/test.page.ts @@ -5,7 +5,7 @@ import {HelperService} from '../helper.service'; import {XAPIevent} from 'src/app/models/xAPIevent'; import {TranslateService} from '@ngx-translate/core'; import {VocabularyService} from 'src/app/vocabulary.service'; -import {TestModuleState, TestType} from 'src/app/models/enum'; +import {EventMC, TestModuleState, TestType} from 'src/app/models/enum'; import {ConfirmCancelPage} from 'src/app/confirm-cancel/confirm-cancel.page'; import {ExercisePart} from 'src/app/models/exercisePart'; import Activity from 'src/app/models/xAPI/Activity'; @@ -78,6 +78,7 @@ export class TestPage implements OnDestroy, OnInit { public currentState: TestModuleState = TestModuleState.inProgress; public didTimeRunOut = false; public exerciseIndices: number[]; + public fillBlanksString = 'fill_blanks'; public finishExerciseTimeout = 200; public h5pAnswerClassString = '.h5p-answer'; public h5pBlanksString = 'H5P.Blanks'; @@ -261,8 +262,8 @@ export class TestPage implements OnDestroy, OnInit { ngOnDestroy(): void { this.removeTimer(false); - this.helperService.getH5P().externalDispatcher.off('xAPI'); - this.helperService.getH5P().externalDispatcher.off('domChanged'); + this.helperService.getH5P().externalDispatcher.off(EventMC.xAPI); + this.helperService.events.off(EventMC.h5pCreated); } ngOnInit(): void { @@ -348,7 +349,7 @@ export class TestPage implements OnDestroy, OnInit { } setH5PeventHandlers(): void { - this.helperService.getH5P().externalDispatcher.on('xAPI', (event: XAPIevent) => { + this.helperService.getH5P().externalDispatcher.on(EventMC.xAPI, (event: XAPIevent) => { if (this.currentState !== TestModuleState.inProgress) { return; } @@ -357,10 +358,10 @@ export class TestPage implements OnDestroy, OnInit { this.finishCurrentExercise(event).then(); } }); - this.helperService.getH5P().externalDispatcher.on('domChanged', (event: any) => { + this.helperService.events.on(EventMC.h5pCreated, (event: any) => { // dirty hack because domChanged events are triggered twice for every new H5P exercise if (!this.areEventHandlersSet) { - if (this.currentState === TestModuleState.inProgress && event.data.library === this.h5pBlanksString) { + if (this.currentState === TestModuleState.inProgress && event.data.library === this.fillBlanksString) { this.setInputEventHandler(); } else if (this.currentState === TestModuleState.showSolutions) { this.triggerSolutionsEventHandler(); @@ -403,7 +404,7 @@ export class TestPage implements OnDestroy, OnInit { if (newIndex === this.exerciseService.currentExerciseParts[this.exerciseService.currentExerciseParts.length - 1].startIndex) { this.analyzeResults(); - this.helperService.getH5P().externalDispatcher.off('xAPI'); + this.helperService.getH5P().externalDispatcher.off(EventMC.xAPI); } return resolve(); } diff --git a/mc_frontend/src/assets/dist/fonts/h5p-core-18.eot b/mc_frontend/src/assets/dist/fonts/h5p-core-18.eot deleted file mode 100755 index eba9d6cc9f06607fcbb05b2ecb599df2cc5c3071..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 6532 zcma)BdvILUc|XtlSnb{2yRU1lq}6Iy+Lcz;V|TT?wk%5m3(0^T6JpuIU<+Y{jIkxh zk75SX3gdBNFa!q}2FC%$v`J=QNHTr>lcXBrGD#=XX$j;HI%zvic^H}r(>D!X_jm4H z$%3Ji?%Z?EcfQwoedqhmIeV&+kdM|7LJ1?E{!#KIRhTWed>XHKy>glJ?R zDU(AW1jwyqmduf3DUe>I)l#Ua1{%mB;iP}tm->pq zu$BVm2S|7BJvejd#op)9Yub$Z*}0h`s;Lm_-$7~29eCiL@Z{)AsDF=;=+paVXYTgD zGV?EJdkpl-J|Of{{2x$1fqMJCgGZ0glQnx#e-ZWL2Nw3uY#gh;O^Ab8A;Sk}jvpf3 zG>rNb>Z$pegR^J<*^eGN$I-@)LkmZaqM!J!`5Q$iod23WNhBfcIrcMPzUGzmLsFuq z;#>8j==P_7ql8>G`O?)TGRl!aRCBTXOSyn*O{Hegypp?I%|y7doqOK- z+Pn1qN8dmD{?nJmW%KHlt5;nesdr}IdE#C2{#QYH;xf6cxfFW!SBV!A#}kHg(s|ff zbYe~vnpXF~6<*0Gq0kpx#Q`I#u6G5lN&PO|2jqJ^PG46B7-^#)u(h=h=*je~)!70v$(|M28o zrDsdE6-&WYn_RH-B!+ov_u7r2-BNLwl?wyCET?8Ak|~$UNU@U6NM(Awt809^vRvk; 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Set to true once it occurs. - isReady: false, - - // A counter to track how many items to wait for before - // the ready event fires. See #6781 - readyWait: 1, - - // Hold (or release) the ready event - holdReady: function( hold ) { - if ( hold ) { - jQuery.readyWait++; - } else { - jQuery.ready( true ); - } - }, - - // Handle when the DOM is ready - ready: function( wait ) { - - // Abort if there are pending holds or we're already ready - if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { - return; - } - - // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). - if ( !document.body ) { - return setTimeout( jQuery.ready ); - } - - // Remember that the DOM is ready - jQuery.isReady = true; - - // If a normal DOM Ready event fired, decrement, and wait if need be - if ( wait !== true && --jQuery.readyWait > 0 ) { - return; - } - - // If there are functions bound, to execute - readyList.resolveWith( document, [ jQuery ] ); - - // Trigger any bound ready events - if ( jQuery.fn.trigger ) { - jQuery( document ).trigger("ready").off("ready"); - } - }, - - // See test/unit/core.js for details concerning isFunction. - // Since version 1.3, DOM methods and functions like alert - // aren't supported. They return false on IE (#2968). - isFunction: function( obj ) { - return jQuery.type(obj) === "function"; - }, - - isArray: Array.isArray || function( obj ) { - return jQuery.type(obj) === "array"; - }, - - isWindow: function( obj ) { - return obj != null && obj == obj.window; - }, - - isNumeric: function( obj ) { - return !isNaN( parseFloat(obj) ) && isFinite( obj ); - }, - - type: function( obj ) { - if ( obj == null ) { - return String( obj ); - } - return typeof obj === "object" || typeof obj === "function" ? - class2type[ core_toString.call(obj) ] || "object" : - typeof obj; - }, - - isPlainObject: function( obj ) { - // Must be an Object. - // Because of IE, we also have to check the presence of the constructor property. - // Make sure that DOM nodes and window objects don't pass through, as well - if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { - return false; - } - - try { - // Not own constructor property must be Object - if ( obj.constructor && - !core_hasOwn.call(obj, "constructor") && - !core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) { - return false; - } - } catch ( e ) { - // IE8,9 Will throw exceptions on certain host objects #9897 - return false; - } - - // Own properties are enumerated firstly, so to speed up, - // if last one is own, then all properties are own. - - var key; - for ( key in obj ) {} - - return key === undefined || core_hasOwn.call( obj, key ); - }, - - isEmptyObject: function( obj ) { - var name; - for ( name in obj ) { - return false; - } - return true; - }, - - error: function( msg ) { - throw new Error( msg ); - }, - - // data: string of html - // context (optional): If specified, the fragment will be created in this context, defaults to document - // keepScripts (optional): If true, will include scripts passed in the html string - parseHTML: function( data, context, keepScripts ) { - if ( !data || typeof data !== "string" ) { - return null; - } - if ( typeof context === "boolean" ) { - keepScripts = context; - context = false; - } - context = context || document; - - var parsed = rsingleTag.exec( data ), - scripts = !keepScripts && []; - - // Single tag - if ( parsed ) { - return [ context.createElement( parsed[1] ) ]; - } - - parsed = jQuery.buildFragment( [ data ], context, scripts ); - if ( scripts ) { - jQuery( scripts ).remove(); - } - return jQuery.merge( [], parsed.childNodes ); - }, - - parseJSON: function( data ) { - // Attempt to parse using the native JSON parser first - if ( window.JSON && window.JSON.parse ) { - return window.JSON.parse( data ); - } - - if ( data === null ) { - return data; - } - - if ( typeof data === "string" ) { - - // Make sure leading/trailing whitespace is removed (IE can't handle it) - data = jQuery.trim( data ); - - if ( data ) { - // Make sure the incoming data is actual JSON - // Logic borrowed from http://json.org/json2.js - if ( rvalidchars.test( data.replace( rvalidescape, "@" ) - .replace( rvalidtokens, "]" ) - .replace( rvalidbraces, "")) ) { - - return ( new Function( "return " + data ) )(); - } - } - } - - jQuery.error( "Invalid JSON: " + data ); - }, - - // Cross-browser xml parsing - parseXML: function( data ) { - var xml, tmp; - if ( !data || typeof data !== "string" ) { - return null; - } - try { - if ( window.DOMParser ) { // Standard - tmp = new DOMParser(); - xml = tmp.parseFromString( data , "text/xml" ); - } else { // IE - xml = new ActiveXObject( "Microsoft.XMLDOM" ); - xml.async = "false"; - xml.loadXML( data ); - } - } catch( e ) { - xml = undefined; - } - if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) { - jQuery.error( "Invalid XML: " + data ); - } - return xml; - }, - - noop: function() {}, - - // Evaluates a script in a global context - // Workarounds based on findings by Jim Driscoll - // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context - globalEval: function( data ) { - if ( data && jQuery.trim( data ) ) { - // We use execScript on Internet Explorer - // We use an anonymous function so that context is window - // rather than jQuery in Firefox - ( window.execScript || function( data ) { - window[ "eval" ].call( window, data ); - } )( data ); - } - }, - - // Convert dashed to camelCase; used by the css and data modules - // Microsoft forgot to hump their vendor prefix (#9572) - camelCase: function( string ) { - return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); - }, - - nodeName: function( elem, name ) { - return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); - }, - - // args is for internal usage only - each: function( obj, callback, args ) { - var value, - i = 0, - length = obj.length, - isArray = isArraylike( obj ); - - if ( args ) { - if ( isArray ) { - for ( ; i < length; i++ ) { - value = callback.apply( obj[ i ], args ); - - if ( value === false ) { - break; - } - } - } else { - for ( i in obj ) { - value = callback.apply( obj[ i ], args ); - - if ( value === false ) { - break; - } - } - } - - // A special, fast, case for the most common use of each - } else { - if ( isArray ) { - for ( ; i < length; i++ ) { - value = callback.call( obj[ i ], i, obj[ i ] ); - - if ( value === false ) { - break; - } - } - } else { - for ( i in obj ) { - value = callback.call( obj[ i ], i, obj[ i ] ); - - if ( value === false ) { - break; - } - } - } - } - - return obj; - }, - - // Use native String.trim function wherever possible - trim: core_trim && !core_trim.call("\uFEFF\xA0") ? - function( text ) { - return text == null ? - "" : - core_trim.call( text ); - } : - - // Otherwise use our own trimming functionality - function( text ) { - return text == null ? - "" : - ( text + "" ).replace( rtrim, "" ); - }, - - // results is for internal usage only - makeArray: function( arr, results ) { - var ret = results || []; - - if ( arr != null ) { - if ( isArraylike( Object(arr) ) ) { - jQuery.merge( ret, - typeof arr === "string" ? - [ arr ] : arr - ); - } else { - core_push.call( ret, arr ); - } - } - - return ret; - }, - - inArray: function( elem, arr, i ) { - var len; - - if ( arr ) { - if ( core_indexOf ) { - return core_indexOf.call( arr, elem, i ); - } - - len = arr.length; - i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0; - - for ( ; i < len; i++ ) { - // Skip accessing in sparse arrays - if ( i in arr && arr[ i ] === elem ) { - return i; - } - } - } - - return -1; - }, - - merge: function( first, second ) { - var l = second.length, - i = first.length, - j = 0; - - if ( typeof l === "number" ) { - for ( ; j < l; j++ ) { - first[ i++ ] = second[ j ]; - } - } else { - while ( second[j] !== undefined ) { - first[ i++ ] = second[ j++ ]; - } - } - - first.length = i; - - return first; - }, - - grep: function( elems, callback, inv ) { - var retVal, - ret = [], - i = 0, - length = elems.length; - inv = !!inv; - - // Go through the array, only saving the items - // that pass the validator function - for ( ; i < length; i++ ) { - retVal = !!callback( elems[ i ], i ); - if ( inv !== retVal ) { - ret.push( elems[ i ] ); - } - } - - return ret; - }, - - // arg is for internal usage only - map: function( elems, callback, arg ) { - var value, - i = 0, - length = elems.length, - isArray = isArraylike( elems ), - ret = []; - - // Go through the array, translating each of the items to their - if ( isArray ) { - for ( ; i < length; i++ ) { - value = callback( elems[ i ], i, arg ); - - if ( value != null ) { - ret[ ret.length ] = value; - } - } - - // Go through every key on the object, - } else { - for ( i in elems ) { - value = callback( elems[ i ], i, arg ); - - if ( value != null ) { - ret[ ret.length ] = value; - } - } - } - - // Flatten any nested arrays - return core_concat.apply( [], ret ); - }, - - // A global GUID counter for objects - guid: 1, - - // Bind a function to a context, optionally partially applying any - // arguments. - proxy: function( fn, context ) { - var args, proxy, tmp; - - if ( typeof context === "string" ) { - tmp = fn[ context ]; - context = fn; - fn = tmp; - } - - // Quick check to determine if target is callable, in the spec - // this throws a TypeError, but we will just return undefined. - if ( !jQuery.isFunction( fn ) ) { - return undefined; - } - - // Simulated bind - args = core_slice.call( arguments, 2 ); - proxy = function() { - return fn.apply( context || this, args.concat( core_slice.call( arguments ) ) ); - }; - - // Set the guid of unique handler to the same of original handler, so it can be removed - proxy.guid = fn.guid = fn.guid || jQuery.guid++; - - return proxy; - }, - - // Multifunctional method to get and set values of a collection - // The value/s can optionally be executed if it's a function - access: function( elems, fn, key, value, chainable, emptyGet, raw ) { - var i = 0, - length = elems.length, - bulk = key == null; - - // Sets many values - if ( jQuery.type( key ) === "object" ) { - chainable = true; - for ( i in key ) { - jQuery.access( elems, fn, i, key[i], true, emptyGet, raw ); - } - - // Sets one value - } else if ( value !== undefined ) { - chainable = true; - - if ( !jQuery.isFunction( value ) ) { - raw = true; - } - - if ( bulk ) { - // Bulk operations run against the entire set - if ( raw ) { - fn.call( elems, value ); - fn = null; - - // ...except when executing function values - } else { - bulk = fn; - fn = function( elem, key, value ) { - return bulk.call( jQuery( elem ), value ); - }; - } - } - - if ( fn ) { - for ( ; i < length; i++ ) { - fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); - } - } - } - - return chainable ? - elems : - - // Gets - bulk ? - fn.call( elems ) : - length ? fn( elems[0], key ) : emptyGet; - }, - - now: function() { - return ( new Date() ).getTime(); - } -}); - -jQuery.ready.promise = function( obj ) { - if ( !readyList ) { - - readyList = jQuery.Deferred(); - - // Catch cases where $(document).ready() is called after the browser event has already occurred. - // we once tried to use readyState "interactive" here, but it caused issues like the one - // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15 - if ( document.readyState === "complete" ) { - // Handle it asynchronously to allow scripts the opportunity to delay ready - setTimeout( jQuery.ready ); - - // Standards-based browsers support DOMContentLoaded - } else if ( document.addEventListener ) { - // Use the handy event callback - document.addEventListener( "DOMContentLoaded", completed, false ); - - // A fallback to window.onload, that will always work - window.addEventListener( "load", completed, false ); - - // If IE event model is used - } else { - // Ensure firing before onload, maybe late but safe also for iframes - document.attachEvent( "onreadystatechange", completed ); - - // A fallback to window.onload, that will always work - window.attachEvent( "onload", completed ); - - // If IE and not a frame - // continually check to see if the document is ready - var top = false; - - try { - top = window.frameElement == null && document.documentElement; - } catch(e) {} - - if ( top && top.doScroll ) { - (function doScrollCheck() { - if ( !jQuery.isReady ) { - - try { - // Use the trick by Diego Perini - // http://javascript.nwbox.com/IEContentLoaded/ - top.doScroll("left"); - } catch(e) { - return setTimeout( doScrollCheck, 50 ); - } - - // detach all dom ready events - detach(); - - // and execute any waiting functions - jQuery.ready(); - } - })(); - } - } - } - return readyList.promise( obj ); -}; - -// Populate the class2type map -jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { - class2type[ "[object " + name + "]" ] = name.toLowerCase(); -}); - -function isArraylike( obj ) { - var length = obj.length, - type = jQuery.type( obj ); - - if ( jQuery.isWindow( obj ) ) { - return false; - } - - if ( obj.nodeType === 1 && length ) { - return true; - } - - return type === "array" || type !== "function" && - ( length === 0 || - typeof length === "number" && length > 0 && ( length - 1 ) in obj ); -} - -// All jQuery objects should point back to these -rootjQuery = jQuery(document); -// String to Object options format cache -var optionsCache = {}; - -// Convert String-formatted options into Object-formatted ones and store in cache -function createOptions( options ) { - var object = optionsCache[ options ] = {}; - jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) { - object[ flag ] = true; - }); - return object; -} - -/* - * Create a callback list using the following parameters: - * - * options: an optional list of space-separated options that will change how - * the callback list behaves or a more traditional option object - * - * By default a callback list will act like an event callback list and can be - * "fired" multiple times. - * - * Possible options: - * - * once: will ensure the callback list can only be fired once (like a Deferred) - * - * memory: will keep track of previous values and will call any callback added - * after the list has been fired right away with the latest "memorized" - * values (like a Deferred) - * - * unique: will ensure a callback can only be added once (no duplicate in the list) - * - * stopOnFalse: interrupt callings when a callback returns false - * - */ -jQuery.Callbacks = function( options ) { - - // Convert options from String-formatted to Object-formatted if needed - // (we check in cache first) - options = typeof options === "string" ? - ( optionsCache[ options ] || createOptions( options ) ) : - jQuery.extend( {}, options ); - - var // Flag to know if list is currently firing - firing, - // Last fire value (for non-forgettable lists) - memory, - // Flag to know if list was already fired - fired, - // End of the loop when firing - firingLength, - // Index of currently firing callback (modified by remove if needed) - firingIndex, - // First callback to fire (used internally by add and fireWith) - firingStart, - // Actual callback list - list = [], - // Stack of fire calls for repeatable lists - stack = !options.once && [], - // Fire callbacks - fire = function( data ) { - memory = options.memory && data; - fired = true; - firingIndex = firingStart || 0; - firingStart = 0; - firingLength = list.length; - firing = true; - for ( ; list && firingIndex < firingLength; firingIndex++ ) { - if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) { - memory = false; // To prevent further calls using add - break; - } - } - firing = false; - if ( list ) { - if ( stack ) { - if ( stack.length ) { - fire( stack.shift() ); - } - } else if ( memory ) { - list = []; - } else { - self.disable(); - } - } - }, - // Actual Callbacks object - self = { - // Add a callback or a collection of callbacks to the list - add: function() { - if ( list ) { - // First, we save the current length - var start = list.length; - (function add( args ) { - jQuery.each( args, function( _, arg ) { - var type = jQuery.type( arg ); - if ( type === "function" ) { - if ( !options.unique || !self.has( arg ) ) { - list.push( arg ); - } - } else if ( arg && arg.length && type !== "string" ) { - // Inspect recursively - add( arg ); - } - }); - })( arguments ); - // Do we need to add the callbacks to the - // current firing batch? - if ( firing ) { - firingLength = list.length; - // With memory, if we're not firing then - // we should call right away - } else if ( memory ) { - firingStart = start; - fire( memory ); - } - } - return this; - }, - // Remove a callback from the list - remove: function() { - if ( list ) { - jQuery.each( arguments, function( _, arg ) { - var index; - while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { - list.splice( index, 1 ); - // Handle firing indexes - if ( firing ) { - if ( index <= firingLength ) { - firingLength--; - } - if ( index <= firingIndex ) { - firingIndex--; - } - } - } - }); - } - return this; - }, - // Check if a given callback is in the list. - // If no argument is given, return whether or not list has callbacks attached. - has: function( fn ) { - return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length ); - }, - // Remove all callbacks from the list - empty: function() { - list = []; - return this; - }, - // Have the list do nothing anymore - disable: function() { - list = stack = memory = undefined; - return this; - }, - // Is it disabled? - disabled: function() { - return !list; - }, - // Lock the list in its current state - lock: function() { - stack = undefined; - if ( !memory ) { - self.disable(); - } - return this; - }, - // Is it locked? - locked: function() { - return !stack; - }, - // Call all callbacks with the given context and arguments - fireWith: function( context, args ) { - args = args || []; - args = [ context, args.slice ? args.slice() : args ]; - if ( list && ( !fired || stack ) ) { - if ( firing ) { - stack.push( args ); - } else { - fire( args ); - } - } - return this; - }, - // Call all the callbacks with the given arguments - fire: function() { - self.fireWith( this, arguments ); - return this; - }, - // To know if the callbacks have already been called at least once - fired: function() { - return !!fired; - } - }; - - return self; -}; -jQuery.extend({ - - Deferred: function( func ) { - var tuples = [ - // action, add listener, listener list, final state - [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], - [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], - [ "notify", "progress", jQuery.Callbacks("memory") ] - ], - state = "pending", - promise = { - state: function() { - return state; - }, - always: function() { - deferred.done( arguments ).fail( arguments ); - return this; - }, - then: function( /* fnDone, fnFail, fnProgress */ ) { - var fns = arguments; - return jQuery.Deferred(function( newDefer ) { - jQuery.each( tuples, function( i, tuple ) { - var action = tuple[ 0 ], - fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; - // deferred[ done | fail | progress ] for forwarding actions to newDefer - deferred[ tuple[1] ](function() { - var returned = fn && fn.apply( this, arguments ); - if ( returned && jQuery.isFunction( returned.promise ) ) { - returned.promise() - .done( newDefer.resolve ) - .fail( newDefer.reject ) - .progress( newDefer.notify ); - } else { - newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments ); - } - }); - }); - fns = null; - }).promise(); - }, - // Get a promise for this deferred - // If obj is provided, the promise aspect is added to the object - promise: function( obj ) { - return obj != null ? jQuery.extend( obj, promise ) : promise; - } - }, - deferred = {}; - - // Keep pipe for back-compat - promise.pipe = promise.then; - - // Add list-specific methods - jQuery.each( tuples, function( i, tuple ) { - var list = tuple[ 2 ], - stateString = tuple[ 3 ]; - - // promise[ done | fail | progress ] = list.add - promise[ tuple[1] ] = list.add; - - // Handle state - if ( stateString ) { - list.add(function() { - // state = [ resolved | rejected ] - state = stateString; - - // [ reject_list | resolve_list ].disable; progress_list.lock - }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); - } - - // deferred[ resolve | reject | notify ] - deferred[ tuple[0] ] = function() { - deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments ); - return this; - }; - deferred[ tuple[0] + "With" ] = list.fireWith; - }); - - // Make the deferred a promise - promise.promise( deferred ); - - // Call given func if any - if ( func ) { - func.call( deferred, deferred ); - } - - // All done! - return deferred; - }, - - // Deferred helper - when: function( subordinate /* , ..., subordinateN */ ) { - var i = 0, - resolveValues = core_slice.call( arguments ), - length = resolveValues.length, - - // the count of uncompleted subordinates - remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, - - // the master Deferred. If resolveValues consist of only a single Deferred, just use that. - deferred = remaining === 1 ? subordinate : jQuery.Deferred(), - - // Update function for both resolve and progress values - updateFunc = function( i, contexts, values ) { - return function( value ) { - contexts[ i ] = this; - values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value; - if( values === progressValues ) { - deferred.notifyWith( contexts, values ); - } else if ( !( --remaining ) ) { - deferred.resolveWith( contexts, values ); - } - }; - }, - - progressValues, progressContexts, resolveContexts; - - // add listeners to Deferred subordinates; treat others as resolved - if ( length > 1 ) { - progressValues = new Array( length ); - progressContexts = new Array( length ); - resolveContexts = new Array( length ); - for ( ; i < length; i++ ) { - if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { - resolveValues[ i ].promise() - .done( updateFunc( i, resolveContexts, resolveValues ) ) - .fail( deferred.reject ) - .progress( updateFunc( i, progressContexts, progressValues ) ); - } else { - --remaining; - } - } - } - - // if we're not waiting on anything, resolve the master - if ( !remaining ) { - deferred.resolveWith( resolveContexts, resolveValues ); - } - - return deferred.promise(); - } -}); -jQuery.support = (function() { - - var support, all, a, - input, select, fragment, - opt, eventName, isSupported, i, - div = document.createElement("div"); - - // Setup - div.setAttribute( "className", "t" ); - div.innerHTML = "
a"; - - // Support tests won't run in some limited or non-browser environments - all = div.getElementsByTagName("*"); - a = div.getElementsByTagName("a")[ 0 ]; - if ( !all || !a || !all.length ) { - return {}; - } - - // First batch of tests - select = document.createElement("select"); - opt = select.appendChild( document.createElement("option") ); - input = div.getElementsByTagName("input")[ 0 ]; - - a.style.cssText = "top:1px;float:left;opacity:.5"; - support = { - // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7) - getSetAttribute: div.className !== "t", - - // IE strips leading whitespace when .innerHTML is used - leadingWhitespace: div.firstChild.nodeType === 3, - - // Make sure that tbody elements aren't automatically inserted - // IE will insert them into empty tables - tbody: !div.getElementsByTagName("tbody").length, - - // Make sure that link elements get serialized correctly by innerHTML - // This requires a wrapper element in IE - htmlSerialize: !!div.getElementsByTagName("link").length, - - // Get the style information from getAttribute - // (IE uses .cssText instead) - style: /top/.test( a.getAttribute("style") ), - - // Make sure that URLs aren't manipulated - // (IE normalizes it by default) - hrefNormalized: a.getAttribute("href") === "/a", - - // Make sure that element opacity exists - // (IE uses filter instead) - // Use a regex to work around a WebKit issue. See #5145 - opacity: /^0.5/.test( a.style.opacity ), - - // Verify style float existence - // (IE uses styleFloat instead of cssFloat) - cssFloat: !!a.style.cssFloat, - - // Check the default checkbox/radio value ("" on WebKit; "on" elsewhere) - checkOn: !!input.value, - - // Make sure that a selected-by-default option has a working selected property. - // (WebKit defaults to false instead of true, IE too, if it's in an optgroup) - optSelected: opt.selected, - - // Tests for enctype support on a form (#6743) - enctype: !!document.createElement("form").enctype, - - // Makes sure cloning an html5 element does not cause problems - // Where outerHTML is undefined, this still works - html5Clone: document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav>", - - // jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode - boxModel: document.compatMode === "CSS1Compat", - - // Will be defined later - deleteExpando: true, - noCloneEvent: true, - inlineBlockNeedsLayout: false, - shrinkWrapBlocks: false, - reliableMarginRight: true, - boxSizingReliable: true, - pixelPosition: false - }; - - // Make sure checked status is properly cloned - input.checked = true; - support.noCloneChecked = input.cloneNode( true ).checked; - - // Make sure that the options inside disabled selects aren't marked as disabled - // (WebKit marks them as disabled) - select.disabled = true; - support.optDisabled = !opt.disabled; - - // Support: IE<9 - try { - delete div.test; - } catch( e ) { - support.deleteExpando = false; - } - - // Check if we can trust getAttribute("value") - input = document.createElement("input"); - input.setAttribute( "value", "" ); - support.input = input.getAttribute( "value" ) === ""; - - // Check if an input maintains its value after becoming a radio - input.value = "t"; - input.setAttribute( "type", "radio" ); - support.radioValue = input.value === "t"; - - // #11217 - WebKit loses check when the name is after the checked attribute - input.setAttribute( "checked", "t" ); - input.setAttribute( "name", "t" ); - - fragment = document.createDocumentFragment(); - fragment.appendChild( input ); - - // Check if a disconnected checkbox will retain its checked - // value of true after appended to the DOM (IE6/7) - support.appendChecked = input.checked; - - // WebKit doesn't clone checked state correctly in fragments - support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked; - - // Support: IE<9 - // Opera does not clone events (and typeof div.attachEvent === undefined). - // IE9-10 clones events bound via attachEvent, but they don't trigger with .click() - if ( div.attachEvent ) { - div.attachEvent( "onclick", function() { - support.noCloneEvent = false; - }); - - div.cloneNode( true ).click(); - } - - // Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event) - // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP), test/csp.php - for ( i in { submit: true, change: true, focusin: true }) { - div.setAttribute( eventName = "on" + i, "t" ); - - support[ i + "Bubbles" ] = eventName in window || div.attributes[ eventName ].expando === false; - } - - div.style.backgroundClip = "content-box"; - div.cloneNode( true ).style.backgroundClip = ""; - support.clearCloneStyle = div.style.backgroundClip === "content-box"; - - // Run tests that need a body at doc ready - jQuery(function() { - var container, marginDiv, tds, - divReset = "padding:0;margin:0;border:0;display:block;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;", - body = document.getElementsByTagName("body")[0]; - - if ( !body ) { - // Return for frameset docs that don't have a body - return; - } - - container = document.createElement("div"); - container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px"; - - body.appendChild( container ).appendChild( div ); - - // Support: IE8 - // Check if table cells still have offsetWidth/Height when they are set - // to display:none and there are still other visible table cells in a - // table row; if so, offsetWidth/Height are not reliable for use when - // determining if an element has been hidden directly using - // display:none (it is still safe to use offsets if a parent element is - // hidden; don safety goggles and see bug #4512 for more information). - div.innerHTML = "
t
"; - tds = div.getElementsByTagName("td"); - tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none"; - isSupported = ( tds[ 0 ].offsetHeight === 0 ); - - tds[ 0 ].style.display = ""; - tds[ 1 ].style.display = "none"; - - // Support: IE8 - // Check if empty table cells still have offsetWidth/Height - support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 ); - - // Check box-sizing and margin behavior - div.innerHTML = ""; - div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;"; - support.boxSizing = ( div.offsetWidth === 4 ); - support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 ); - - // Use window.getComputedStyle because jsdom on node.js will break without it. - if ( window.getComputedStyle ) { - support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%"; - support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px"; - - // Check if div with explicit width and no margin-right incorrectly - // gets computed margin-right based on width of container. (#3333) - // Fails in WebKit before Feb 2011 nightlies - // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right - marginDiv = div.appendChild( document.createElement("div") ); - marginDiv.style.cssText = div.style.cssText = divReset; - marginDiv.style.marginRight = marginDiv.style.width = "0"; - div.style.width = "1px"; - - support.reliableMarginRight = - !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight ); - } - - if ( typeof div.style.zoom !== core_strundefined ) { - // Support: IE<8 - // Check if natively block-level elements act like inline-block - // elements when setting their display to 'inline' and giving - // them layout - div.innerHTML = ""; - div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1"; - support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 ); - - // Support: IE6 - // Check if elements with layout shrink-wrap their children - div.style.display = "block"; - div.innerHTML = "
"; - div.firstChild.style.width = "5px"; - support.shrinkWrapBlocks = ( div.offsetWidth !== 3 ); - - if ( support.inlineBlockNeedsLayout ) { - // Prevent IE 6 from affecting layout for positioned elements #11048 - // Prevent IE from shrinking the body in IE 7 mode #12869 - // Support: IE<8 - body.style.zoom = 1; - } - } - - body.removeChild( container ); - - // Null elements to avoid leaks in IE - container = div = tds = marginDiv = null; - }); - - // Null elements to avoid leaks in IE - all = select = fragment = opt = a = input = null; - - return support; -})(); - -var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/, - rmultiDash = /([A-Z])/g; - -function internalData( elem, name, data, pvt /* Internal Use Only */ ){ - if ( !jQuery.acceptData( elem ) ) { - return; - } - - var thisCache, ret, - internalKey = jQuery.expando, - getByName = typeof name === "string", - - // We have to handle DOM nodes and JS objects differently because IE6-7 - // can't GC object references properly across the DOM-JS boundary - isNode = elem.nodeType, - - // Only DOM nodes need the global jQuery cache; JS object data is - // attached directly to the object so GC can occur automatically - cache = isNode ? jQuery.cache : elem, - - // Only defining an ID for JS objects if its cache already exists allows - // the code to shortcut on the same path as a DOM node with no cache - id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey; - - // Avoid doing any more work than we need to when trying to get data on an - // object that has no data at all - if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && getByName && data === undefined ) { - return; - } - - if ( !id ) { - // Only DOM nodes need a new unique ID for each element since their data - // ends up in the global cache - if ( isNode ) { - elem[ internalKey ] = id = core_deletedIds.pop() || jQuery.guid++; - } else { - id = internalKey; - } - } - - if ( !cache[ id ] ) { - cache[ id ] = {}; - - // Avoids exposing jQuery metadata on plain JS objects when the object - // is serialized using JSON.stringify - if ( !isNode ) { - cache[ id ].toJSON = jQuery.noop; - } - } - - // An object can be passed to jQuery.data instead of a key/value pair; this gets - // shallow copied over onto the existing cache - if ( typeof name === "object" || typeof name === "function" ) { - if ( pvt ) { - cache[ id ] = jQuery.extend( cache[ id ], name ); - } else { - cache[ id ].data = jQuery.extend( cache[ id ].data, name ); - } - } - - thisCache = cache[ id ]; - - // jQuery data() is stored in a separate object inside the object's internal data - // cache in order to avoid key collisions between internal data and user-defined - // data. - if ( !pvt ) { - if ( !thisCache.data ) { - thisCache.data = {}; - } - - thisCache = thisCache.data; - } - - if ( data !== undefined ) { - thisCache[ jQuery.camelCase( name ) ] = data; - } - - // Check for both converted-to-camel and non-converted data property names - // If a data property was specified - if ( getByName ) { - - // First Try to find as-is property data - ret = thisCache[ name ]; - - // Test for null|undefined property data - if ( ret == null ) { - - // Try to find the camelCased property - ret = thisCache[ jQuery.camelCase( name ) ]; - } - } else { - ret = thisCache; - } - - return ret; -} - -function internalRemoveData( elem, name, pvt ) { - if ( !jQuery.acceptData( elem ) ) { - return; - } - - var i, l, thisCache, - isNode = elem.nodeType, - - // See jQuery.data for more information - cache = isNode ? jQuery.cache : elem, - id = isNode ? elem[ jQuery.expando ] : jQuery.expando; - - // If there is already no cache entry for this object, there is no - // purpose in continuing - if ( !cache[ id ] ) { - return; - } - - if ( name ) { - - thisCache = pvt ? cache[ id ] : cache[ id ].data; - - if ( thisCache ) { - - // Support array or space separated string names for data keys - if ( !jQuery.isArray( name ) ) { - - // try the string as a key before any manipulation - if ( name in thisCache ) { - name = [ name ]; - } else { - - // split the camel cased version by spaces unless a key with the spaces exists - name = jQuery.camelCase( name ); - if ( name in thisCache ) { - name = [ name ]; - } else { - name = name.split(" "); - } - } - } else { - // If "name" is an array of keys... - // When data is initially created, via ("key", "val") signature, - // keys will be converted to camelCase. - // Since there is no way to tell _how_ a key was added, remove - // both plain key and camelCase key. #12786 - // This will only penalize the array argument path. - name = name.concat( jQuery.map( name, jQuery.camelCase ) ); - } - - for ( i = 0, l = name.length; i < l; i++ ) { - delete thisCache[ name[i] ]; - } - - // If there is no data left in the cache, we want to continue - // and let the cache object itself get destroyed - if ( !( pvt ? isEmptyDataObject : jQuery.isEmptyObject )( thisCache ) ) { - return; - } - } - } - - // See jQuery.data for more information - if ( !pvt ) { - delete cache[ id ].data; - - // Don't destroy the parent cache unless the internal data object - // had been the only thing left in it - if ( !isEmptyDataObject( cache[ id ] ) ) { - return; - } - } - - // Destroy the cache - if ( isNode ) { - jQuery.cleanData( [ elem ], true ); - - // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080) - } else if ( jQuery.support.deleteExpando || cache != cache.window ) { - delete cache[ id ]; - - // When all else fails, null - } else { - cache[ id ] = null; - } -} - -jQuery.extend({ - cache: {}, - - // Unique for each copy of jQuery on the page - // Non-digits removed to match rinlinejQuery - expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ), - - // The following elements throw uncatchable exceptions if you - // attempt to add expando properties to them. - noData: { - "embed": true, - // Ban all objects except for Flash (which handle expandos) - "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000", - "applet": true - }, - - hasData: function( elem ) { - elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ]; - return !!elem && !isEmptyDataObject( elem ); - }, - - data: function( elem, name, data ) { - return internalData( elem, name, data ); - }, - - removeData: function( elem, name ) { - return internalRemoveData( elem, name ); - }, - - // For internal use only. - _data: function( elem, name, data ) { - return internalData( elem, name, data, true ); - }, - - _removeData: function( elem, name ) { - return internalRemoveData( elem, name, true ); - }, - - // A method for determining if a DOM node can handle the data expando - acceptData: function( elem ) { - // Do not set data on non-element because it will not be cleared (#8335). - if ( elem.nodeType && elem.nodeType !== 1 && elem.nodeType !== 9 ) { - return false; - } - - var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ]; - - // nodes accept data unless otherwise specified; rejection can be conditional - return !noData || noData !== true && elem.getAttribute("classid") === noData; - } -}); - -jQuery.fn.extend({ - data: function( key, value ) { - var attrs, name, - elem = this[0], - i = 0, - data = null; - - // Gets all values - if ( key === undefined ) { - if ( this.length ) { - data = jQuery.data( elem ); - - if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) { - attrs = elem.attributes; - for ( ; i < attrs.length; i++ ) { - name = attrs[i].name; - - if ( !name.indexOf( "data-" ) ) { - name = jQuery.camelCase( name.slice(5) ); - - dataAttr( elem, name, data[ name ] ); - } - } - jQuery._data( elem, "parsedAttrs", true ); - } - } - - return data; - } - - // Sets multiple values - if ( typeof key === "object" ) { - return this.each(function() { - jQuery.data( this, key ); - }); - } - - return jQuery.access( this, function( value ) { - - if ( value === undefined ) { - // Try to fetch any internally stored data first - return elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : null; - } - - this.each(function() { - jQuery.data( this, key, value ); - }); - }, null, value, arguments.length > 1, null, true ); - }, - - removeData: function( key ) { - return this.each(function() { - jQuery.removeData( this, key ); - }); - } -}); - -function dataAttr( elem, key, data ) { - // If nothing was found internally, try to fetch any - // data from the HTML5 data-* attribute - if ( data === undefined && elem.nodeType === 1 ) { - - var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); - - data = elem.getAttribute( name ); - - if ( typeof data === "string" ) { - try { - data = data === "true" ? true : - data === "false" ? false : - data === "null" ? null : - // Only convert to a number if it doesn't change the string - +data + "" === data ? +data : - rbrace.test( data ) ? jQuery.parseJSON( data ) : - data; - } catch( e ) {} - - // Make sure we set the data so it isn't changed later - jQuery.data( elem, key, data ); - - } else { - data = undefined; - } - } - - return data; -} - -// checks a cache object for emptiness -function isEmptyDataObject( obj ) { - var name; - for ( name in obj ) { - - // if the public data object is empty, the private is still empty - if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) { - continue; - } - if ( name !== "toJSON" ) { - return false; - } - } - - return true; -} -jQuery.extend({ - queue: function( elem, type, data ) { - var queue; - - if ( elem ) { - type = ( type || "fx" ) + "queue"; - queue = jQuery._data( elem, type ); - - // Speed up dequeue by getting out quickly if this is just a lookup - if ( data ) { - if ( !queue || jQuery.isArray(data) ) { - queue = jQuery._data( elem, type, jQuery.makeArray(data) ); - } else { - queue.push( data ); - } - } - return queue || []; - } - }, - - dequeue: function( elem, type ) { - type = type || "fx"; - - var queue = jQuery.queue( elem, type ), - startLength = queue.length, - fn = queue.shift(), - hooks = jQuery._queueHooks( elem, type ), - next = function() { - jQuery.dequeue( elem, type ); - }; - - // If the fx queue is dequeued, always remove the progress sentinel - if ( fn === "inprogress" ) { - fn = queue.shift(); - startLength--; - } - - hooks.cur = fn; - if ( fn ) { - - // Add a progress sentinel to prevent the fx queue from being - // automatically dequeued - if ( type === "fx" ) { - queue.unshift( "inprogress" ); - } - - // clear up the last queue stop function - delete hooks.stop; - fn.call( elem, next, hooks ); - } - - if ( !startLength && hooks ) { - hooks.empty.fire(); - } - }, - - // not intended for public consumption - generates a queueHooks object, or returns the current one - _queueHooks: function( elem, type ) { - var key = type + "queueHooks"; - return jQuery._data( elem, key ) || jQuery._data( elem, key, { - empty: jQuery.Callbacks("once memory").add(function() { - jQuery._removeData( elem, type + "queue" ); - jQuery._removeData( elem, key ); - }) - }); - } -}); - -jQuery.fn.extend({ - queue: function( type, data ) { - var setter = 2; - - if ( typeof type !== "string" ) { - data = type; - type = "fx"; - setter--; - } - - if ( arguments.length < setter ) { - return jQuery.queue( this[0], type ); - } - - return data === undefined ? - this : - this.each(function() { - var queue = jQuery.queue( this, type, data ); - - // ensure a hooks for this queue - jQuery._queueHooks( this, type ); - - if ( type === "fx" && queue[0] !== "inprogress" ) { - jQuery.dequeue( this, type ); - } - }); - }, - dequeue: function( type ) { - return this.each(function() { - jQuery.dequeue( this, type ); - }); - }, - // Based off of the plugin by Clint Helfers, with permission. - // http://blindsignals.com/index.php/2009/07/jquery-delay/ - delay: function( time, type ) { - time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; - type = type || "fx"; - - return this.queue( type, function( next, hooks ) { - var timeout = setTimeout( next, time ); - hooks.stop = function() { - clearTimeout( timeout ); - }; - }); - }, - clearQueue: function( type ) { - return this.queue( type || "fx", [] ); - }, - // Get a promise resolved when queues of a certain type - // are emptied (fx is the type by default) - promise: function( type, obj ) { - var tmp, - count = 1, - defer = jQuery.Deferred(), - elements = this, - i = this.length, - resolve = function() { - if ( !( --count ) ) { - defer.resolveWith( elements, [ elements ] ); - } - }; - - if ( typeof type !== "string" ) { - obj = type; - type = undefined; - } - type = type || "fx"; - - while( i-- ) { - tmp = jQuery._data( elements[ i ], type + "queueHooks" ); - if ( tmp && tmp.empty ) { - count++; - tmp.empty.add( resolve ); - } - } - resolve(); - return defer.promise( obj ); - } -}); -var nodeHook, boolHook, - rclass = /[\t\r\n]/g, - rreturn = /\r/g, - rfocusable = /^(?:input|select|textarea|button|object)$/i, - rclickable = /^(?:a|area)$/i, - rboolean = /^(?:checked|selected|autofocus|autoplay|async|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped)$/i, - ruseDefault = /^(?:checked|selected)$/i, - getSetAttribute = jQuery.support.getSetAttribute, - getSetInput = jQuery.support.input; - -jQuery.fn.extend({ - attr: function( name, value ) { - return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 ); - }, - - removeAttr: function( name ) { - return this.each(function() { - jQuery.removeAttr( this, name ); - }); - }, - - prop: function( name, value ) { - return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 ); - }, - - removeProp: function( name ) { - name = jQuery.propFix[ name ] || name; - return this.each(function() { - // try/catch handles cases where IE balks (such as removing a property on window) - try { - this[ name ] = undefined; - delete this[ name ]; - } catch( e ) {} - }); - }, - - addClass: function( value ) { - var classes, elem, cur, clazz, j, - i = 0, - len = this.length, - proceed = typeof value === "string" && value; - - if ( jQuery.isFunction( value ) ) { - return this.each(function( j ) { - jQuery( this ).addClass( value.call( this, j, this.className ) ); - }); - } - - if ( proceed ) { - // The disjunction here is for better compressibility (see removeClass) - classes = ( value || "" ).match( core_rnotwhite ) || []; - - for ( ; i < len; i++ ) { - elem = this[ i ]; - cur = elem.nodeType === 1 && ( elem.className ? - ( " " + elem.className + " " ).replace( rclass, " " ) : - " " - ); - - if ( cur ) { - j = 0; - while ( (clazz = classes[j++]) ) { - if ( cur.indexOf( " " + clazz + " " ) < 0 ) { - cur += clazz + " "; - } - } - elem.className = jQuery.trim( cur ); - - } - } - } - - return this; - }, - - removeClass: function( value ) { - var classes, elem, cur, clazz, j, - i = 0, - len = this.length, - proceed = arguments.length === 0 || typeof value === "string" && value; - - if ( jQuery.isFunction( value ) ) { - return this.each(function( j ) { - jQuery( this ).removeClass( value.call( this, j, this.className ) ); - }); - } - if ( proceed ) { - classes = ( value || "" ).match( core_rnotwhite ) || []; - - for ( ; i < len; i++ ) { - elem = this[ i ]; - // This expression is here for better compressibility (see addClass) - cur = elem.nodeType === 1 && ( elem.className ? - ( " " + elem.className + " " ).replace( rclass, " " ) : - "" - ); - - if ( cur ) { - j = 0; - while ( (clazz = classes[j++]) ) { - // Remove *all* instances - while ( cur.indexOf( " " + clazz + " " ) >= 0 ) { - cur = cur.replace( " " + clazz + " ", " " ); - } - } - elem.className = value ? jQuery.trim( cur ) : ""; - } - } - } - - return this; - }, - - toggleClass: function( value, stateVal ) { - var type = typeof value, - isBool = typeof stateVal === "boolean"; - - if ( jQuery.isFunction( value ) ) { - return this.each(function( i ) { - jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal ); - }); - } - - return this.each(function() { - if ( type === "string" ) { - // toggle individual class names - var className, - i = 0, - self = jQuery( this ), - state = stateVal, - classNames = value.match( core_rnotwhite ) || []; - - while ( (className = classNames[ i++ ]) ) { - // check each className given, space separated list - state = isBool ? state : !self.hasClass( className ); - self[ state ? "addClass" : "removeClass" ]( className ); - } - - // Toggle whole class name - } else if ( type === core_strundefined || type === "boolean" ) { - if ( this.className ) { - // store className if set - jQuery._data( this, "__className__", this.className ); - } - - // If the element has a class name or if we're passed "false", - // then remove the whole classname (if there was one, the above saved it). - // Otherwise bring back whatever was previously saved (if anything), - // falling back to the empty string if nothing was stored. - this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || ""; - } - }); - }, - - hasClass: function( selector ) { - var className = " " + selector + " ", - i = 0, - l = this.length; - for ( ; i < l; i++ ) { - if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) { - return true; - } - } - - return false; - }, - - val: function( value ) { - var ret, hooks, isFunction, - elem = this[0]; - - if ( !arguments.length ) { - if ( elem ) { - hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ]; - - if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) { - return ret; - } - - ret = elem.value; - - return typeof ret === "string" ? - // handle most common string cases - ret.replace(rreturn, "") : - // handle cases where value is null/undef or number - ret == null ? "" : ret; - } - - return; - } - - isFunction = jQuery.isFunction( value ); - - return this.each(function( i ) { - var val, - self = jQuery(this); - - if ( this.nodeType !== 1 ) { - return; - } - - if ( isFunction ) { - val = value.call( this, i, self.val() ); - } else { - val = value; - } - - // Treat null/undefined as ""; convert numbers to string - if ( val == null ) { - val = ""; - } else if ( typeof val === "number" ) { - val += ""; - } else if ( jQuery.isArray( val ) ) { - val = jQuery.map(val, function ( value ) { - return value == null ? "" : value + ""; - }); - } - - hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ]; - - // If set returns undefined, fall back to normal setting - if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) { - this.value = val; - } - }); - } -}); - -jQuery.extend({ - valHooks: { - option: { - get: function( elem ) { - // attributes.value is undefined in Blackberry 4.7 but - // uses .value. See #6932 - var val = elem.attributes.value; - return !val || val.specified ? elem.value : elem.text; - } - }, - select: { - get: function( elem ) { - var value, option, - options = elem.options, - index = elem.selectedIndex, - one = elem.type === "select-one" || index < 0, - values = one ? null : [], - max = one ? index + 1 : options.length, - i = index < 0 ? - max : - one ? index : 0; - - // Loop through all the selected options - for ( ; i < max; i++ ) { - option = options[ i ]; - - // oldIE doesn't update selected after form reset (#2551) - if ( ( option.selected || i === index ) && - // Don't return options that are disabled or in a disabled optgroup - ( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) && - ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) { - - // Get the specific value for the option - value = jQuery( option ).val(); - - // We don't need an array for one selects - if ( one ) { - return value; - } - - // Multi-Selects return an array - values.push( value ); - } - } - - return values; - }, - - set: function( elem, value ) { - var values = jQuery.makeArray( value ); - - jQuery(elem).find("option").each(function() { - this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0; - }); - - if ( !values.length ) { - elem.selectedIndex = -1; - } - return values; - } - } - }, - - attr: function( elem, name, value ) { - var hooks, notxml, ret, - nType = elem.nodeType; - - // don't get/set attributes on text, comment and attribute nodes - if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { - return; - } - - // Fallback to prop when attributes are not supported - if ( typeof elem.getAttribute === core_strundefined ) { - return jQuery.prop( elem, name, value ); - } - - notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); - - // All attributes are lowercase - // Grab necessary hook if one is defined - if ( notxml ) { - name = name.toLowerCase(); - hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook ); - } - - if ( value !== undefined ) { - - if ( value === null ) { - jQuery.removeAttr( elem, name ); - - } else if ( hooks && notxml && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { - return ret; - - } else { - elem.setAttribute( name, value + "" ); - return value; - } - - } else if ( hooks && notxml && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) { - return ret; - - } else { - - // In IE9+, Flash objects don't have .getAttribute (#12945) - // Support: IE9+ - if ( typeof elem.getAttribute !== core_strundefined ) { - ret = elem.getAttribute( name ); - } - - // Non-existent attributes return null, we normalize to undefined - return ret == null ? - undefined : - ret; - } - }, - - removeAttr: function( elem, value ) { - var name, propName, - i = 0, - attrNames = value && value.match( core_rnotwhite ); - - if ( attrNames && elem.nodeType === 1 ) { - while ( (name = attrNames[i++]) ) { - propName = jQuery.propFix[ name ] || name; - - // Boolean attributes get special treatment (#10870) - if ( rboolean.test( name ) ) { - // Set corresponding property to false for boolean attributes - // Also clear defaultChecked/defaultSelected (if appropriate) for IE<8 - if ( !getSetAttribute && ruseDefault.test( name ) ) { - elem[ jQuery.camelCase( "default-" + name ) ] = - elem[ propName ] = false; - } else { - elem[ propName ] = false; - } - - // See #9699 for explanation of this approach (setting first, then removal) - } else { - jQuery.attr( elem, name, "" ); - } - - elem.removeAttribute( getSetAttribute ? name : propName ); - } - } - }, - - attrHooks: { - type: { - set: function( elem, value ) { - if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) { - // Setting the type on a radio button after the value resets the value in IE6-9 - // Reset value to default in case type is set after value during creation - var val = elem.value; - elem.setAttribute( "type", value ); - if ( val ) { - elem.value = val; - } - return value; - } - } - } - }, - - propFix: { - tabindex: "tabIndex", - readonly: "readOnly", - "for": "htmlFor", - "class": "className", - maxlength: "maxLength", - cellspacing: "cellSpacing", - cellpadding: "cellPadding", - rowspan: "rowSpan", - colspan: "colSpan", - usemap: "useMap", - frameborder: "frameBorder", - contenteditable: "contentEditable" - }, - - prop: function( elem, name, value ) { - var ret, hooks, notxml, - nType = elem.nodeType; - - // don't get/set properties on text, comment and attribute nodes - if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { - return; - } - - notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); - - if ( notxml ) { - // Fix name and attach hooks - name = jQuery.propFix[ name ] || name; - hooks = jQuery.propHooks[ name ]; - } - - if ( value !== undefined ) { - if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { - return ret; - - } else { - return ( elem[ name ] = value ); - } - - } else { - if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) { - return ret; - - } else { - return elem[ name ]; - } - } - }, - - propHooks: { - tabIndex: { - get: function( elem ) { - // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set - // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ - var attributeNode = elem.getAttributeNode("tabindex"); - - return attributeNode && attributeNode.specified ? - parseInt( attributeNode.value, 10 ) : - rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ? - 0 : - undefined; - } - } - } -}); - -// Hook for boolean attributes -boolHook = { - get: function( elem, name ) { - var - // Use .prop to determine if this attribute is understood as boolean - prop = jQuery.prop( elem, name ), - - // Fetch it accordingly - attr = typeof prop === "boolean" && elem.getAttribute( name ), - detail = typeof prop === "boolean" ? - - getSetInput && getSetAttribute ? - attr != null : - // oldIE fabricates an empty string for missing boolean attributes - // and conflates checked/selected into attroperties - ruseDefault.test( name ) ? - elem[ jQuery.camelCase( "default-" + name ) ] : - !!attr : - - // fetch an attribute node for properties not recognized as boolean - elem.getAttributeNode( name ); - - return detail && detail.value !== false ? - name.toLowerCase() : - undefined; - }, - set: function( elem, value, name ) { - if ( value === false ) { - // Remove boolean attributes when set to false - jQuery.removeAttr( elem, name ); - } else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) { - // IE<8 needs the *property* name - elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name ); - - // Use defaultChecked and defaultSelected for oldIE - } else { - elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true; - } - - return name; - } -}; - -// fix oldIE value attroperty -if ( !getSetInput || !getSetAttribute ) { - jQuery.attrHooks.value = { - get: function( elem, name ) { - var ret = elem.getAttributeNode( name ); - return jQuery.nodeName( elem, "input" ) ? - - // Ignore the value *property* by using defaultValue - elem.defaultValue : - - ret && ret.specified ? ret.value : undefined; - }, - set: function( elem, value, name ) { - if ( jQuery.nodeName( elem, "input" ) ) { - // Does not return so that setAttribute is also used - elem.defaultValue = value; - } else { - // Use nodeHook if defined (#1954); otherwise setAttribute is fine - return nodeHook && nodeHook.set( elem, value, name ); - } - } - }; -} - -// IE6/7 do not support getting/setting some attributes with get/setAttribute -if ( !getSetAttribute ) { - - // Use this for any attribute in IE6/7 - // This fixes almost every IE6/7 issue - nodeHook = jQuery.valHooks.button = { - get: function( elem, name ) { - var ret = elem.getAttributeNode( name ); - return ret && ( name === "id" || name === "name" || name === "coords" ? ret.value !== "" : ret.specified ) ? - ret.value : - undefined; - }, - set: function( elem, value, name ) { - // Set the existing or create a new attribute node - var ret = elem.getAttributeNode( name ); - if ( !ret ) { - elem.setAttributeNode( - (ret = elem.ownerDocument.createAttribute( name )) - ); - } - - ret.value = value += ""; - - // Break association with cloned elements by also using setAttribute (#9646) - return name === "value" || value === elem.getAttribute( name ) ? - value : - undefined; - } - }; - - // Set contenteditable to false on removals(#10429) - // Setting to empty string throws an error as an invalid value - jQuery.attrHooks.contenteditable = { - get: nodeHook.get, - set: function( elem, value, name ) { - nodeHook.set( elem, value === "" ? false : value, name ); - } - }; - - // Set width and height to auto instead of 0 on empty string( Bug #8150 ) - // This is for removals - jQuery.each([ "width", "height" ], function( i, name ) { - jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], { - set: function( elem, value ) { - if ( value === "" ) { - elem.setAttribute( name, "auto" ); - return value; - } - } - }); - }); -} - - -// Some attributes require a special call on IE -// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx -if ( !jQuery.support.hrefNormalized ) { - jQuery.each([ "href", "src", "width", "height" ], function( i, name ) { - jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], { - get: function( elem ) { - var ret = elem.getAttribute( name, 2 ); - return ret == null ? undefined : ret; - } - }); - }); - - // href/src property should get the full normalized URL (#10299/#12915) - jQuery.each([ "href", "src" ], function( i, name ) { - jQuery.propHooks[ name ] = { - get: function( elem ) { - return elem.getAttribute( name, 4 ); - } - }; - }); -} - -if ( !jQuery.support.style ) { - jQuery.attrHooks.style = { - get: function( elem ) { - // Return undefined in the case of empty string - // Note: IE uppercases css property names, but if we were to .toLowerCase() - // .cssText, that would destroy case senstitivity in URL's, like in "background" - return elem.style.cssText || undefined; - }, - set: function( elem, value ) { - return ( elem.style.cssText = value + "" ); - } - }; -} - -// Safari mis-reports the default selected property of an option -// Accessing the parent's selectedIndex property fixes it -if ( !jQuery.support.optSelected ) { - jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, { - get: function( elem ) { - var parent = elem.parentNode; - - if ( parent ) { - parent.selectedIndex; - - // Make sure that it also works with optgroups, see #5701 - if ( parent.parentNode ) { - parent.parentNode.selectedIndex; - } - } - return null; - } - }); -} - -// IE6/7 call enctype encoding -if ( !jQuery.support.enctype ) { - jQuery.propFix.enctype = "encoding"; -} - -// Radios and checkboxes getter/setter -if ( !jQuery.support.checkOn ) { - jQuery.each([ "radio", "checkbox" ], function() { - jQuery.valHooks[ this ] = { - get: function( elem ) { - // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified - return elem.getAttribute("value") === null ? "on" : elem.value; - } - }; - }); -} -jQuery.each([ "radio", "checkbox" ], function() { - jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], { - set: function( elem, value ) { - if ( jQuery.isArray( value ) ) { - return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 ); - } - } - }); -}); -var rformElems = /^(?:input|select|textarea)$/i, - rkeyEvent = /^key/, - rmouseEvent = /^(?:mouse|contextmenu)|click/, - rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, - rtypenamespace = /^([^.]*)(?:\.(.+)|)$/; - -function returnTrue() { - return true; -} - -function returnFalse() { - return false; -} - -/* - * Helper functions for managing events -- not part of the public interface. - * Props to Dean Edwards' addEvent library for many of the ideas. - */ -jQuery.event = { - - global: {}, - - add: function( elem, types, handler, data, selector ) { - var tmp, events, t, handleObjIn, - special, eventHandle, handleObj, - handlers, type, namespaces, origType, - elemData = jQuery._data( elem ); - - // Don't attach events to noData or text/comment nodes (but allow plain objects) - if ( !elemData ) { - return; - } - - // Caller can pass in an object of custom data in lieu of the handler - if ( handler.handler ) { - handleObjIn = handler; - handler = handleObjIn.handler; - selector = handleObjIn.selector; - } - - // Make sure that the handler has a unique ID, used to find/remove it later - if ( !handler.guid ) { - handler.guid = jQuery.guid++; - } - - // Init the element's event structure and main handler, if this is the first - if ( !(events = elemData.events) ) { - events = elemData.events = {}; - } - if ( !(eventHandle = elemData.handle) ) { - eventHandle = elemData.handle = function( e ) { - // Discard the second event of a jQuery.event.trigger() and - // when an event is called after a page has unloaded - return typeof jQuery !== core_strundefined && (!e || jQuery.event.triggered !== e.type) ? - jQuery.event.dispatch.apply( eventHandle.elem, arguments ) : - undefined; - }; - // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events - eventHandle.elem = elem; - } - - // Handle multiple events separated by a space - // jQuery(...).bind("mouseover mouseout", fn); - types = ( types || "" ).match( core_rnotwhite ) || [""]; - t = types.length; - while ( t-- ) { - tmp = rtypenamespace.exec( types[t] ) || []; - type = origType = tmp[1]; - namespaces = ( tmp[2] || "" ).split( "." ).sort(); - - // If event changes its type, use the special event handlers for the changed type - special = jQuery.event.special[ type ] || {}; - - // If selector defined, determine special event api type, otherwise given type - type = ( selector ? special.delegateType : special.bindType ) || type; - - // Update special based on newly reset type - special = jQuery.event.special[ type ] || {}; - - // handleObj is passed to all event handlers - handleObj = jQuery.extend({ - type: type, - origType: origType, - data: data, - handler: handler, - guid: handler.guid, - selector: selector, - needsContext: selector && jQuery.expr.match.needsContext.test( selector ), - namespace: namespaces.join(".") - }, handleObjIn ); - - // Init the event handler queue if we're the first - if ( !(handlers = events[ type ]) ) { - handlers = events[ type ] = []; - handlers.delegateCount = 0; - - // Only use addEventListener/attachEvent if the special events handler returns false - if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { - // Bind the global event handler to the element - if ( elem.addEventListener ) { - elem.addEventListener( type, eventHandle, false ); - - } else if ( elem.attachEvent ) { - elem.attachEvent( "on" + type, eventHandle ); - } - } - } - - if ( special.add ) { - special.add.call( elem, handleObj ); - - if ( !handleObj.handler.guid ) { - handleObj.handler.guid = handler.guid; - } - } - - // Add to the element's handler list, delegates in front - if ( selector ) { - handlers.splice( handlers.delegateCount++, 0, handleObj ); - } else { - handlers.push( handleObj ); - } - - // Keep track of which events have ever been used, for event optimization - jQuery.event.global[ type ] = true; - } - - // Nullify elem to prevent memory leaks in IE - elem = null; - }, - - // Detach an event or set of events from an element - remove: function( elem, types, handler, selector, mappedTypes ) { - var j, handleObj, tmp, - origCount, t, events, - special, handlers, type, - namespaces, origType, - elemData = jQuery.hasData( elem ) && jQuery._data( elem ); - - if ( !elemData || !(events = elemData.events) ) { - return; - } - - // Once for each type.namespace in types; type may be omitted - types = ( types || "" ).match( core_rnotwhite ) || [""]; - t = types.length; - while ( t-- ) { - tmp = rtypenamespace.exec( types[t] ) || []; - type = origType = tmp[1]; - namespaces = ( tmp[2] || "" ).split( "." ).sort(); - - // Unbind all events (on this namespace, if provided) for the element - if ( !type ) { - for ( type in events ) { - jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); - } - continue; - } - - special = jQuery.event.special[ type ] || {}; - type = ( selector ? special.delegateType : special.bindType ) || type; - handlers = events[ type ] || []; - tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ); - - // Remove matching events - origCount = j = handlers.length; - while ( j-- ) { - handleObj = handlers[ j ]; - - if ( ( mappedTypes || origType === handleObj.origType ) && - ( !handler || handler.guid === handleObj.guid ) && - ( !tmp || tmp.test( handleObj.namespace ) ) && - ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { - handlers.splice( j, 1 ); - - if ( handleObj.selector ) { - handlers.delegateCount--; - } - if ( special.remove ) { - special.remove.call( elem, handleObj ); - } - } - } - - // Remove generic event handler if we removed something and no more handlers exist - // (avoids potential for endless recursion during removal of special event handlers) - if ( origCount && !handlers.length ) { - if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { - jQuery.removeEvent( elem, type, elemData.handle ); - } - - delete events[ type ]; - } - } - - // Remove the expando if it's no longer used - if ( jQuery.isEmptyObject( events ) ) { - delete elemData.handle; - - // removeData also checks for emptiness and clears the expando if empty - // so use it instead of delete - jQuery._removeData( elem, "events" ); - } - }, - - trigger: function( event, data, elem, onlyHandlers ) { - var handle, ontype, cur, - bubbleType, special, tmp, i, - eventPath = [ elem || document ], - type = core_hasOwn.call( event, "type" ) ? event.type : event, - namespaces = core_hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : []; - - cur = tmp = elem = elem || document; - - // Don't do events on text and comment nodes - if ( elem.nodeType === 3 || elem.nodeType === 8 ) { - return; - } - - // focus/blur morphs to focusin/out; ensure we're not firing them right now - if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { - return; - } - - if ( type.indexOf(".") >= 0 ) { - // Namespaced trigger; create a regexp to match event type in handle() - namespaces = type.split("."); - type = namespaces.shift(); - namespaces.sort(); - } - ontype = type.indexOf(":") < 0 && "on" + type; - - // Caller can pass in a jQuery.Event object, Object, or just an event type string - event = event[ jQuery.expando ] ? - event : - new jQuery.Event( type, typeof event === "object" && event ); - - event.isTrigger = true; - event.namespace = namespaces.join("."); - event.namespace_re = event.namespace ? - new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) : - null; - - // Clean up the event in case it is being reused - event.result = undefined; - if ( !event.target ) { - event.target = elem; - } - - // Clone any incoming data and prepend the event, creating the handler arg list - data = data == null ? - [ event ] : - jQuery.makeArray( data, [ event ] ); - - // Allow special events to draw outside the lines - special = jQuery.event.special[ type ] || {}; - if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { - return; - } - - // Determine event propagation path in advance, per W3C events spec (#9951) - // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) - if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { - - bubbleType = special.delegateType || type; - if ( !rfocusMorph.test( bubbleType + type ) ) { - cur = cur.parentNode; - } - for ( ; cur; cur = cur.parentNode ) { - eventPath.push( cur ); - tmp = cur; - } - - // Only add window if we got to document (e.g., not plain obj or detached DOM) - if ( tmp === (elem.ownerDocument || document) ) { - eventPath.push( tmp.defaultView || tmp.parentWindow || window ); - } - } - - // Fire handlers on the event path - i = 0; - while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) { - - event.type = i > 1 ? - bubbleType : - special.bindType || type; - - // jQuery handler - handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" ); - if ( handle ) { - handle.apply( cur, data ); - } - - // Native handler - handle = ontype && cur[ ontype ]; - if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) { - event.preventDefault(); - } - } - event.type = type; - - // If nobody prevented the default action, do it now - if ( !onlyHandlers && !event.isDefaultPrevented() ) { - - if ( (!special._default || special._default.apply( elem.ownerDocument, data ) === false) && - !(type === "click" && jQuery.nodeName( elem, "a" )) && jQuery.acceptData( elem ) ) { - - // Call a native DOM method on the target with the same name name as the event. - // Can't use an .isFunction() check here because IE6/7 fails that test. - // Don't do default actions on window, that's where global variables be (#6170) - if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) { - - // Don't re-trigger an onFOO event when we call its FOO() method - tmp = elem[ ontype ]; - - if ( tmp ) { - elem[ ontype ] = null; - } - - // Prevent re-triggering of the same event, since we already bubbled it above - jQuery.event.triggered = type; - try { - elem[ type ](); - } catch ( e ) { - // IE<9 dies on focus/blur to hidden element (#1486,#12518) - // only reproducible on winXP IE8 native, not IE9 in IE8 mode - } - jQuery.event.triggered = undefined; - - if ( tmp ) { - elem[ ontype ] = tmp; - } - } - } - } - - return event.result; - }, - - dispatch: function( event ) { - - // Make a writable jQuery.Event from the native event object - event = jQuery.event.fix( event ); - - var i, ret, handleObj, matched, j, - handlerQueue = [], - args = core_slice.call( arguments ), - handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [], - special = jQuery.event.special[ event.type ] || {}; - - // Use the fix-ed jQuery.Event rather than the (read-only) native event - args[0] = event; - event.delegateTarget = this; - - // Call the preDispatch hook for the mapped type, and let it bail if desired - if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { - return; - } - - // Determine handlers - handlerQueue = jQuery.event.handlers.call( this, event, handlers ); - - // Run delegates first; they may want to stop propagation beneath us - i = 0; - while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) { - event.currentTarget = matched.elem; - - j = 0; - while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) { - - // Triggered event must either 1) have no namespace, or - // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace). - if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) { - - event.handleObj = handleObj; - event.data = handleObj.data; - - ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) - .apply( matched.elem, args ); - - if ( ret !== undefined ) { - if ( (event.result = ret) === false ) { - event.preventDefault(); - event.stopPropagation(); - } - } - } - } - } - - // Call the postDispatch hook for the mapped type - if ( special.postDispatch ) { - special.postDispatch.call( this, event ); - } - - return event.result; - }, - - handlers: function( event, handlers ) { - var sel, handleObj, matches, i, - handlerQueue = [], - delegateCount = handlers.delegateCount, - cur = event.target; - - // Find delegate handlers - // Black-hole SVG instance trees (#13180) - // Avoid non-left-click bubbling in Firefox (#3861) - if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) { - - for ( ; cur != this; cur = cur.parentNode || this ) { - - // Don't check non-elements (#13208) - // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) - if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) { - matches = []; - for ( i = 0; i < delegateCount; i++ ) { - handleObj = handlers[ i ]; - - // Don't conflict with Object.prototype properties (#13203) - sel = handleObj.selector + " "; - - if ( matches[ sel ] === undefined ) { - matches[ sel ] = handleObj.needsContext ? - jQuery( sel, this ).index( cur ) >= 0 : - jQuery.find( sel, this, null, [ cur ] ).length; - } - if ( matches[ sel ] ) { - matches.push( handleObj ); - } - } - if ( matches.length ) { - handlerQueue.push({ elem: cur, handlers: matches }); - } - } - } - } - - // Add the remaining (directly-bound) handlers - if ( delegateCount < handlers.length ) { - handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) }); - } - - return handlerQueue; - }, - - fix: function( event ) { - if ( event[ jQuery.expando ] ) { - return event; - } - - // Create a writable copy of the event object and normalize some properties - var i, prop, copy, - type = event.type, - originalEvent = event, - fixHook = this.fixHooks[ type ]; - - if ( !fixHook ) { - this.fixHooks[ type ] = fixHook = - rmouseEvent.test( type ) ? this.mouseHooks : - rkeyEvent.test( type ) ? this.keyHooks : - {}; - } - copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; - - event = new jQuery.Event( originalEvent ); - - i = copy.length; - while ( i-- ) { - prop = copy[ i ]; - event[ prop ] = originalEvent[ prop ]; - } - - // Support: IE<9 - // Fix target property (#1925) - if ( !event.target ) { - event.target = originalEvent.srcElement || document; - } - - // Support: Chrome 23+, Safari? - // Target should not be a text node (#504, #13143) - if ( event.target.nodeType === 3 ) { - event.target = event.target.parentNode; - } - - // Support: IE<9 - // For mouse/key events, metaKey==false if it's undefined (#3368, #11328) - event.metaKey = !!event.metaKey; - - return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; - }, - - // Includes some event props shared by KeyEvent and MouseEvent - props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), - - fixHooks: {}, - - keyHooks: { - props: "char charCode key keyCode".split(" "), - filter: function( event, original ) { - - // Add which for key events - if ( event.which == null ) { - event.which = original.charCode != null ? original.charCode : original.keyCode; - } - - return event; - } - }, - - mouseHooks: { - props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "), - filter: function( event, original ) { - var body, eventDoc, doc, - button = original.button, - fromElement = original.fromElement; - - // Calculate pageX/Y if missing and clientX/Y available - if ( event.pageX == null && original.clientX != null ) { - eventDoc = event.target.ownerDocument || document; - doc = eventDoc.documentElement; - body = eventDoc.body; - - event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); - event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); - } - - // Add relatedTarget, if necessary - if ( !event.relatedTarget && fromElement ) { - event.relatedTarget = fromElement === event.target ? original.toElement : fromElement; - } - - // Add which for click: 1 === left; 2 === middle; 3 === right - // Note: button is not normalized, so don't use it - if ( !event.which && button !== undefined ) { - event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); - } - - return event; - } - }, - - special: { - load: { - // Prevent triggered image.load events from bubbling to window.load - noBubble: true - }, - click: { - // For checkbox, fire native event so checked state will be right - trigger: function() { - if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) { - this.click(); - return false; - } - } - }, - focus: { - // Fire native event if possible so blur/focus sequence is correct - trigger: function() { - if ( this !== document.activeElement && this.focus ) { - try { - this.focus(); - return false; - } catch ( e ) { - // Support: IE<9 - // If we error on focus to hidden element (#1486, #12518), - // let .trigger() run the handlers - } - } - }, - delegateType: "focusin" - }, - blur: { - trigger: function() { - if ( this === document.activeElement && this.blur ) { - this.blur(); - return false; - } - }, - delegateType: "focusout" - }, - - beforeunload: { - postDispatch: function( event ) { - - // Even when returnValue equals to undefined Firefox will still show alert - if ( event.result !== undefined ) { - event.originalEvent.returnValue = event.result; - } - } - } - }, - - simulate: function( type, elem, event, bubble ) { - // Piggyback on a donor event to simulate a different one. - // Fake originalEvent to avoid donor's stopPropagation, but if the - // simulated event prevents default then we do the same on the donor. - var e = jQuery.extend( - new jQuery.Event(), - event, - { type: type, - isSimulated: true, - originalEvent: {} - } - ); - if ( bubble ) { - jQuery.event.trigger( e, null, elem ); - } else { - jQuery.event.dispatch.call( elem, e ); - } - if ( e.isDefaultPrevented() ) { - event.preventDefault(); - } - } -}; - -jQuery.removeEvent = document.removeEventListener ? - function( elem, type, handle ) { - if ( elem.removeEventListener ) { - elem.removeEventListener( type, handle, false ); - } - } : - function( elem, type, handle ) { - var name = "on" + type; - - if ( elem.detachEvent ) { - - // #8545, #7054, preventing memory leaks for custom events in IE6-8 - // detachEvent needed property on element, by name of that event, to properly expose it to GC - if ( typeof elem[ name ] === core_strundefined ) { - elem[ name ] = null; - } - - elem.detachEvent( name, handle ); - } - }; - -jQuery.Event = function( src, props ) { - // Allow instantiation without the 'new' keyword - if ( !(this instanceof jQuery.Event) ) { - return new jQuery.Event( src, props ); - } - - // Event object - if ( src && src.type ) { - this.originalEvent = src; - this.type = src.type; - - // Events bubbling up the document may have been marked as prevented - // by a handler lower down the tree; reflect the correct value. - this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false || - src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse; - - // Event type - } else { - this.type = src; - } - - // Put explicitly provided properties onto the event object - if ( props ) { - jQuery.extend( this, props ); - } - - // Create a timestamp if incoming event doesn't have one - this.timeStamp = src && src.timeStamp || jQuery.now(); - - // Mark it as fixed - this[ jQuery.expando ] = true; -}; - -// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding -// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html -jQuery.Event.prototype = { - isDefaultPrevented: returnFalse, - isPropagationStopped: returnFalse, - isImmediatePropagationStopped: returnFalse, - - preventDefault: function() { - var e = this.originalEvent; - - this.isDefaultPrevented = returnTrue; - if ( !e ) { - return; - } - - // If preventDefault exists, run it on the original event - if ( e.preventDefault ) { - e.preventDefault(); - - // Support: IE - // Otherwise set the returnValue property of the original event to false - } else { - e.returnValue = false; - } - }, - stopPropagation: function() { - var e = this.originalEvent; - - this.isPropagationStopped = returnTrue; - if ( !e ) { - return; - } - // If stopPropagation exists, run it on the original event - if ( e.stopPropagation ) { - e.stopPropagation(); - } - - // Support: IE - // Set the cancelBubble property of the original event to true - e.cancelBubble = true; - }, - stopImmediatePropagation: function() { - this.isImmediatePropagationStopped = returnTrue; - this.stopPropagation(); - } -}; - -// Create mouseenter/leave events using mouseover/out and event-time checks -jQuery.each({ - mouseenter: "mouseover", - mouseleave: "mouseout" -}, function( orig, fix ) { - jQuery.event.special[ orig ] = { - delegateType: fix, - bindType: fix, - - handle: function( event ) { - var ret, - target = this, - related = event.relatedTarget, - handleObj = event.handleObj; - - // For mousenter/leave call the handler if related is outside the target. - // NB: No relatedTarget if the mouse left/entered the browser window - if ( !related || (related !== target && !jQuery.contains( target, related )) ) { - event.type = handleObj.origType; - ret = handleObj.handler.apply( this, arguments ); - event.type = fix; - } - return ret; - } - }; -}); - -// IE submit delegation -if ( !jQuery.support.submitBubbles ) { - - jQuery.event.special.submit = { - setup: function() { - // Only need this for delegated form submit events - if ( jQuery.nodeName( this, "form" ) ) { - return false; - } - - // Lazy-add a submit handler when a descendant form may potentially be submitted - jQuery.event.add( this, "click._submit keypress._submit", function( e ) { - // Node name check avoids a VML-related crash in IE (#9807) - var elem = e.target, - form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined; - if ( form && !jQuery._data( form, "submitBubbles" ) ) { - jQuery.event.add( form, "submit._submit", function( event ) { - event._submit_bubble = true; - }); - jQuery._data( form, "submitBubbles", true ); - } - }); - // return undefined since we don't need an event listener - }, - - postDispatch: function( event ) { - // If form was submitted by the user, bubble the event up the tree - if ( event._submit_bubble ) { - delete event._submit_bubble; - if ( this.parentNode && !event.isTrigger ) { - jQuery.event.simulate( "submit", this.parentNode, event, true ); - } - } - }, - - teardown: function() { - // Only need this for delegated form submit events - if ( jQuery.nodeName( this, "form" ) ) { - return false; - } - - // Remove delegated handlers; cleanData eventually reaps submit handlers attached above - jQuery.event.remove( this, "._submit" ); - } - }; -} - -// IE change delegation and checkbox/radio fix -if ( !jQuery.support.changeBubbles ) { - - jQuery.event.special.change = { - - setup: function() { - - if ( rformElems.test( this.nodeName ) ) { - // IE doesn't fire change on a check/radio until blur; trigger it on click - // after a propertychange. Eat the blur-change in special.change.handle. - // This still fires onchange a second time for check/radio after blur. - if ( this.type === "checkbox" || this.type === "radio" ) { - jQuery.event.add( this, "propertychange._change", function( event ) { - if ( event.originalEvent.propertyName === "checked" ) { - this._just_changed = true; - } - }); - jQuery.event.add( this, "click._change", function( event ) { - if ( this._just_changed && !event.isTrigger ) { - this._just_changed = false; - } - // Allow triggered, simulated change events (#11500) - jQuery.event.simulate( "change", this, event, true ); - }); - } - return false; - } - // Delegated event; lazy-add a change handler on descendant inputs - jQuery.event.add( this, "beforeactivate._change", function( e ) { - var elem = e.target; - - if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) { - jQuery.event.add( elem, "change._change", function( event ) { - if ( this.parentNode && !event.isSimulated && !event.isTrigger ) { - jQuery.event.simulate( "change", this.parentNode, event, true ); - } - }); - jQuery._data( elem, "changeBubbles", true ); - } - }); - }, - - handle: function( event ) { - var elem = event.target; - - // Swallow native change events from checkbox/radio, we already triggered them above - if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) { - return event.handleObj.handler.apply( this, arguments ); - } - }, - - teardown: function() { - jQuery.event.remove( this, "._change" ); - - return !rformElems.test( this.nodeName ); - } - }; -} - -// Create "bubbling" focus and blur events -if ( !jQuery.support.focusinBubbles ) { - jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { - - // Attach a single capturing handler while someone wants focusin/focusout - var attaches = 0, - handler = function( event ) { - jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true ); - }; - - jQuery.event.special[ fix ] = { - setup: function() { - if ( attaches++ === 0 ) { - document.addEventListener( orig, handler, true ); - } - }, - teardown: function() { - if ( --attaches === 0 ) { - document.removeEventListener( orig, handler, true ); - } - } - }; - }); -} - -jQuery.fn.extend({ - - on: function( types, selector, data, fn, /*INTERNAL*/ one ) { - var type, origFn; - - // Types can be a map of types/handlers - if ( typeof types === "object" ) { - // ( types-Object, selector, data ) - if ( typeof selector !== "string" ) { - // ( types-Object, data ) - data = data || selector; - selector = undefined; - } - for ( type in types ) { - this.on( type, selector, data, types[ type ], one ); - } - return this; - } - - if ( data == null && fn == null ) { - // ( types, fn ) - fn = selector; - data = selector = undefined; - } else if ( fn == null ) { - if ( typeof selector === "string" ) { - // ( types, selector, fn ) - fn = data; - data = undefined; - } else { - // ( types, data, fn ) - fn = data; - data = selector; - selector = undefined; - } - } - if ( fn === false ) { - fn = returnFalse; - } else if ( !fn ) { - return this; - } - - if ( one === 1 ) { - origFn = fn; - fn = function( event ) { - // Can use an empty set, since event contains the info - jQuery().off( event ); - return origFn.apply( this, arguments ); - }; - // Use same guid so caller can remove using origFn - fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); - } - return this.each( function() { - jQuery.event.add( this, types, fn, data, selector ); - }); - }, - one: function( types, selector, data, fn ) { - return this.on( types, selector, data, fn, 1 ); - }, - off: function( types, selector, fn ) { - var handleObj, type; - if ( types && types.preventDefault && types.handleObj ) { - // ( event ) dispatched jQuery.Event - handleObj = types.handleObj; - jQuery( types.delegateTarget ).off( - handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, - handleObj.selector, - handleObj.handler - ); - return this; - } - if ( typeof types === "object" ) { - // ( types-object [, selector] ) - for ( type in types ) { - this.off( type, selector, types[ type ] ); - } - return this; - } - if ( selector === false || typeof selector === "function" ) { - // ( types [, fn] ) - fn = selector; - selector = undefined; - } - if ( fn === false ) { - fn = returnFalse; - } - return this.each(function() { - jQuery.event.remove( this, types, fn, selector ); - }); - }, - - bind: function( types, data, fn ) { - return this.on( types, null, data, fn ); - }, - unbind: function( types, fn ) { - return this.off( types, null, fn ); - }, - - delegate: function( selector, types, data, fn ) { - return this.on( types, selector, data, fn ); - }, - undelegate: function( selector, types, fn ) { - // ( namespace ) or ( selector, types [, fn] ) - return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn ); - }, - - trigger: function( type, data ) { - return this.each(function() { - jQuery.event.trigger( type, data, this ); - }); - }, - triggerHandler: function( type, data ) { - var elem = this[0]; - if ( elem ) { - return jQuery.event.trigger( type, data, elem, true ); - } - } -}); -/*! - * Sizzle CSS Selector Engine - * Copyright 2012 jQuery Foundation and other contributors - * Released under the MIT license - * http://sizzlejs.com/ - */ -(function( window, undefined ) { - -var i, - cachedruns, - Expr, - getText, - isXML, - compile, - hasDuplicate, - outermostContext, - - // Local document vars - setDocument, - document, - docElem, - documentIsXML, - rbuggyQSA, - rbuggyMatches, - matches, - contains, - sortOrder, - - // Instance-specific data - expando = "sizzle" + -(new Date()), - preferredDoc = window.document, - support = {}, - dirruns = 0, - done = 0, - classCache = createCache(), - tokenCache = createCache(), - compilerCache = createCache(), - - // General-purpose constants - strundefined = typeof undefined, - MAX_NEGATIVE = 1 << 31, - - // Array methods - arr = [], - pop = arr.pop, - push = arr.push, - slice = arr.slice, - // Use a stripped-down indexOf if we can't use a native one - indexOf = arr.indexOf || function( elem ) { - var i = 0, - len = this.length; - for ( ; i < len; i++ ) { - if ( this[i] === elem ) { - return i; - } - } - return -1; - }, - - - // Regular expressions - - // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace - whitespace = "[\\x20\\t\\r\\n\\f]", - // http://www.w3.org/TR/css3-syntax/#characters - characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", - - // Loosely modeled on CSS identifier characters - // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors - // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier - identifier = characterEncoding.replace( "w", "w#" ), - - // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors - operators = "([*^$|!~]?=)", - attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace + - "*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]", - - // Prefer arguments quoted, - // then not containing pseudos/brackets, - // then attribute selectors/non-parenthetical expressions, - // then anything else - // These preferences are here to reduce the number of selectors - // needing tokenize in the PSEUDO preFilter - pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)", - - // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter - rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), - - rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), - rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ), - rpseudo = new RegExp( pseudos ), - ridentifier = new RegExp( "^" + identifier + "$" ), - - matchExpr = { - "ID": new RegExp( "^#(" + characterEncoding + ")" ), - "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), - "NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ), - "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), - "ATTR": new RegExp( "^" + attributes ), - "PSEUDO": new RegExp( "^" + pseudos ), - "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + - "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + - "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), - // For use in libraries implementing .is() - // We use this for POS matching in `select` - "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + - whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) - }, - - rsibling = /[\x20\t\r\n\f]*[+~]/, - - rnative = /^[^{]+\{\s*\[native code/, - - // Easily-parseable/retrievable ID or TAG or CLASS selectors - rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, - - rinputs = /^(?:input|select|textarea|button)$/i, - rheader = /^h\d$/i, - - rescape = /'|\\/g, - rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g, - - // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters - runescape = /\\([\da-fA-F]{1,6}[\x20\t\r\n\f]?|.)/g, - funescape = function( _, escaped ) { - var high = "0x" + escaped - 0x10000; - // NaN means non-codepoint - return high !== high ? - escaped : - // BMP codepoint - high < 0 ? - String.fromCharCode( high + 0x10000 ) : - // Supplemental Plane codepoint (surrogate pair) - String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); - }; - -// Use a stripped-down slice if we can't use a native one -try { - slice.call( preferredDoc.documentElement.childNodes, 0 )[0].nodeType; -} catch ( e ) { - slice = function( i ) { - var elem, - results = []; - while ( (elem = this[i++]) ) { - results.push( elem ); - } - return results; - }; -} - -/** - * For feature detection - * @param {Function} fn The function to test for native support - */ -function isNative( fn ) { - return rnative.test( fn + "" ); -} - -/** - * Create key-value caches of limited size - * @returns {Function(string, Object)} Returns the Object data after storing it on itself with - * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) - * deleting the oldest entry - */ -function createCache() { - var cache, - keys = []; - - return (cache = function( key, value ) { - // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) - if ( keys.push( key += " " ) > Expr.cacheLength ) { - // Only keep the most recent entries - delete cache[ keys.shift() ]; - } - return (cache[ key ] = value); - }); -} - -/** - * Mark a function for special use by Sizzle - * @param {Function} fn The function to mark - */ -function markFunction( fn ) { - fn[ expando ] = true; - return fn; -} - -/** - * Support testing using an element - * @param {Function} fn Passed the created div and expects a boolean result - */ -function assert( fn ) { - var div = document.createElement("div"); - - try { - return fn( div ); - } catch (e) { - return false; - } finally { - // release memory in IE - div = null; - } -} - -function Sizzle( selector, context, results, seed ) { - var match, elem, m, nodeType, - // QSA vars - i, groups, old, nid, newContext, newSelector; - - if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { - setDocument( context ); - } - - context = context || document; - results = results || []; - - if ( !selector || typeof selector !== "string" ) { - return results; - } - - if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) { - return []; - } - - if ( !documentIsXML && !seed ) { - - // Shortcuts - if ( (match = rquickExpr.exec( selector )) ) { - // Speed-up: Sizzle("#ID") - if ( (m = match[1]) ) { - if ( nodeType === 9 ) { - elem = context.getElementById( m ); - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document #6963 - if ( elem && elem.parentNode ) { - // Handle the case where IE, Opera, and Webkit return items - // by name instead of ID - if ( elem.id === m ) { - results.push( elem ); - return results; - } - } else { - return results; - } - } else { - // Context is not a document - if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && - contains( context, elem ) && elem.id === m ) { - results.push( elem ); - return results; - } - } - - // Speed-up: Sizzle("TAG") - } else if ( match[2] ) { - push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) ); - return results; - - // Speed-up: Sizzle(".CLASS") - } else if ( (m = match[3]) && support.getByClassName && context.getElementsByClassName ) { - push.apply( results, slice.call(context.getElementsByClassName( m ), 0) ); - return results; - } - } - - // QSA path - if ( support.qsa && !rbuggyQSA.test(selector) ) { - old = true; - nid = expando; - newContext = context; - newSelector = nodeType === 9 && selector; - - // qSA works strangely on Element-rooted queries - // We can work around this by specifying an extra ID on the root - // and working up from there (Thanks to Andrew Dupont for the technique) - // IE 8 doesn't work on object elements - if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { - groups = tokenize( selector ); - - if ( (old = context.getAttribute("id")) ) { - nid = old.replace( rescape, "\\$&" ); - } else { - context.setAttribute( "id", nid ); - } - nid = "[id='" + nid + "'] "; - - i = groups.length; - while ( i-- ) { - groups[i] = nid + toSelector( groups[i] ); - } - newContext = rsibling.test( selector ) && context.parentNode || context; - newSelector = groups.join(","); - } - - if ( newSelector ) { - try { - push.apply( results, slice.call( newContext.querySelectorAll( - newSelector - ), 0 ) ); - return results; - } catch(qsaError) { - } finally { - if ( !old ) { - context.removeAttribute("id"); - } - } - } - } - } - - // All others - return select( selector.replace( rtrim, "$1" ), context, results, seed ); -} - -/** - * Detect xml - * @param {Element|Object} elem An element or a document - */ -isXML = Sizzle.isXML = function( elem ) { - // documentElement is verified for cases where it doesn't yet exist - // (such as loading iframes in IE - #4833) - var documentElement = elem && (elem.ownerDocument || elem).documentElement; - return documentElement ? documentElement.nodeName !== "HTML" : false; -}; - -/** - * Sets document-related variables once based on the current document - * @param {Element|Object} [doc] An element or document object to use to set the document - * @returns {Object} Returns the current document - */ -setDocument = Sizzle.setDocument = function( node ) { - var doc = node ? node.ownerDocument || node : preferredDoc; - - // If no document and documentElement is available, return - if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { - return document; - } - - // Set our document - document = doc; - docElem = doc.documentElement; - - // Support tests - documentIsXML = isXML( doc ); - - // Check if getElementsByTagName("*") returns only elements - support.tagNameNoComments = assert(function( div ) { - div.appendChild( doc.createComment("") ); - return !div.getElementsByTagName("*").length; - }); - - // Check if attributes should be retrieved by attribute nodes - support.attributes = assert(function( div ) { - div.innerHTML = ""; - var type = typeof div.lastChild.getAttribute("multiple"); - // IE8 returns a string for some attributes even when not present - return type !== "boolean" && type !== "string"; - }); - - // Check if getElementsByClassName can be trusted - support.getByClassName = assert(function( div ) { - // Opera can't find a second classname (in 9.6) - div.innerHTML = ""; - if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) { - return false; - } - - // Safari 3.2 caches class attributes and doesn't catch changes - div.lastChild.className = "e"; - return div.getElementsByClassName("e").length === 2; - }); - - // Check if getElementById returns elements by name - // Check if getElementsByName privileges form controls or returns elements by ID - support.getByName = assert(function( div ) { - // Inject content - div.id = expando + 0; - div.innerHTML = "
"; - docElem.insertBefore( div, docElem.firstChild ); - - // Test - var pass = doc.getElementsByName && - // buggy browsers will return fewer than the correct 2 - doc.getElementsByName( expando ).length === 2 + - // buggy browsers will return more than the correct 0 - doc.getElementsByName( expando + 0 ).length; - support.getIdNotName = !doc.getElementById( expando ); - - // Cleanup - docElem.removeChild( div ); - - return pass; - }); - - // IE6/7 return modified attributes - Expr.attrHandle = assert(function( div ) { - div.innerHTML = ""; - return div.firstChild && typeof div.firstChild.getAttribute !== strundefined && - div.firstChild.getAttribute("href") === "#"; - }) ? - {} : - { - "href": function( elem ) { - return elem.getAttribute( "href", 2 ); - }, - "type": function( elem ) { - return elem.getAttribute("type"); - } - }; - - // ID find and filter - if ( support.getIdNotName ) { - Expr.find["ID"] = function( id, context ) { - if ( typeof context.getElementById !== strundefined && !documentIsXML ) { - var m = context.getElementById( id ); - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document #6963 - return m && m.parentNode ? [m] : []; - } - }; - Expr.filter["ID"] = function( id ) { - var attrId = id.replace( runescape, funescape ); - return function( elem ) { - return elem.getAttribute("id") === attrId; - }; - }; - } else { - Expr.find["ID"] = function( id, context ) { - if ( typeof context.getElementById !== strundefined && !documentIsXML ) { - var m = context.getElementById( id ); - - return m ? - m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ? - [m] : - undefined : - []; - } - }; - Expr.filter["ID"] = function( id ) { - var attrId = id.replace( runescape, funescape ); - return function( elem ) { - var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id"); - return node && node.value === attrId; - }; - }; - } - - // Tag - Expr.find["TAG"] = support.tagNameNoComments ? - function( tag, context ) { - if ( typeof context.getElementsByTagName !== strundefined ) { - return context.getElementsByTagName( tag ); - } - } : - function( tag, context ) { - var elem, - tmp = [], - i = 0, - results = context.getElementsByTagName( tag ); - - // Filter out possible comments - if ( tag === "*" ) { - while ( (elem = results[i++]) ) { - if ( elem.nodeType === 1 ) { - tmp.push( elem ); - } - } - - return tmp; - } - return results; - }; - - // Name - Expr.find["NAME"] = support.getByName && function( tag, context ) { - if ( typeof context.getElementsByName !== strundefined ) { - return context.getElementsByName( name ); - } - }; - - // Class - Expr.find["CLASS"] = support.getByClassName && function( className, context ) { - if ( typeof context.getElementsByClassName !== strundefined && !documentIsXML ) { - return context.getElementsByClassName( className ); - } - }; - - // QSA and matchesSelector support - - // matchesSelector(:active) reports false when true (IE9/Opera 11.5) - rbuggyMatches = []; - - // qSa(:focus) reports false when true (Chrome 21), - // no need to also add to buggyMatches since matches checks buggyQSA - // A support test would require too much code (would include document ready) - rbuggyQSA = [ ":focus" ]; - - if ( (support.qsa = isNative(doc.querySelectorAll)) ) { - // Build QSA regex - // Regex strategy adopted from Diego Perini - assert(function( div ) { - // Select is set to empty string on purpose - // This is to test IE's treatment of not explictly - // setting a boolean content attribute, - // since its presence should be enough - // http://bugs.jquery.com/ticket/12359 - div.innerHTML = ""; - - // IE8 - Some boolean attributes are not treated correctly - if ( !div.querySelectorAll("[selected]").length ) { - rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" ); - } - - // Webkit/Opera - :checked should return selected option elements - // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked - // IE8 throws error here and will not see later tests - if ( !div.querySelectorAll(":checked").length ) { - rbuggyQSA.push(":checked"); - } - }); - - assert(function( div ) { - - // Opera 10-12/IE8 - ^= $= *= and empty values - // Should not select anything - div.innerHTML = ""; - if ( div.querySelectorAll("[i^='']").length ) { - rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" ); - } - - // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) - // IE8 throws error here and will not see later tests - if ( !div.querySelectorAll(":enabled").length ) { - rbuggyQSA.push( ":enabled", ":disabled" ); - } - - // Opera 10-11 does not throw on post-comma invalid pseudos - div.querySelectorAll("*,:x"); - rbuggyQSA.push(",.*:"); - }); - } - - if ( (support.matchesSelector = isNative( (matches = docElem.matchesSelector || - docElem.mozMatchesSelector || - docElem.webkitMatchesSelector || - docElem.oMatchesSelector || - docElem.msMatchesSelector) )) ) { - - assert(function( div ) { - // Check to see if it's possible to do matchesSelector - // on a disconnected node (IE 9) - support.disconnectedMatch = matches.call( div, "div" ); - - // This should fail with an exception - // Gecko does not error, returns false instead - matches.call( div, "[s!='']:x" ); - rbuggyMatches.push( "!=", pseudos ); - }); - } - - rbuggyQSA = new RegExp( rbuggyQSA.join("|") ); - rbuggyMatches = new RegExp( rbuggyMatches.join("|") ); - - // Element contains another - // Purposefully does not implement inclusive descendent - // As in, an element does not contain itself - contains = isNative(docElem.contains) || docElem.compareDocumentPosition ? - function( a, b ) { - var adown = a.nodeType === 9 ? a.documentElement : a, - bup = b && b.parentNode; - return a === bup || !!( bup && bup.nodeType === 1 && ( - adown.contains ? - adown.contains( bup ) : - a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 - )); - } : - function( a, b ) { - if ( b ) { - while ( (b = b.parentNode) ) { - if ( b === a ) { - return true; - } - } - } - return false; - }; - - // Document order sorting - sortOrder = docElem.compareDocumentPosition ? - function( a, b ) { - var compare; - - if ( a === b ) { - hasDuplicate = true; - return 0; - } - - if ( (compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b )) ) { - if ( compare & 1 || a.parentNode && a.parentNode.nodeType === 11 ) { - if ( a === doc || contains( preferredDoc, a ) ) { - return -1; - } - if ( b === doc || contains( preferredDoc, b ) ) { - return 1; - } - return 0; - } - return compare & 4 ? -1 : 1; - } - - return a.compareDocumentPosition ? -1 : 1; - } : - function( a, b ) { - var cur, - i = 0, - aup = a.parentNode, - bup = b.parentNode, - ap = [ a ], - bp = [ b ]; - - // Exit early if the nodes are identical - if ( a === b ) { - hasDuplicate = true; - return 0; - - // Parentless nodes are either documents or disconnected - } else if ( !aup || !bup ) { - return a === doc ? -1 : - b === doc ? 1 : - aup ? -1 : - bup ? 1 : - 0; - - // If the nodes are siblings, we can do a quick check - } else if ( aup === bup ) { - return siblingCheck( a, b ); - } - - // Otherwise we need full lists of their ancestors for comparison - cur = a; - while ( (cur = cur.parentNode) ) { - ap.unshift( cur ); - } - cur = b; - while ( (cur = cur.parentNode) ) { - bp.unshift( cur ); - } - - // Walk down the tree looking for a discrepancy - while ( ap[i] === bp[i] ) { - i++; - } - - return i ? - // Do a sibling check if the nodes have a common ancestor - siblingCheck( ap[i], bp[i] ) : - - // Otherwise nodes in our document sort first - ap[i] === preferredDoc ? -1 : - bp[i] === preferredDoc ? 1 : - 0; - }; - - // Always assume the presence of duplicates if sort doesn't - // pass them to our comparison function (as in Google Chrome). - hasDuplicate = false; - [0, 0].sort( sortOrder ); - support.detectDuplicates = hasDuplicate; - - return document; -}; - -Sizzle.matches = function( expr, elements ) { - return Sizzle( expr, null, null, elements ); -}; - -Sizzle.matchesSelector = function( elem, expr ) { - // Set document vars if needed - if ( ( elem.ownerDocument || elem ) !== document ) { - setDocument( elem ); - } - - // Make sure that attribute selectors are quoted - expr = expr.replace( rattributeQuotes, "='$1']" ); - - // rbuggyQSA always contains :focus, so no need for an existence check - if ( support.matchesSelector && !documentIsXML && (!rbuggyMatches || !rbuggyMatches.test(expr)) && !rbuggyQSA.test(expr) ) { - try { - var ret = matches.call( elem, expr ); - - // IE 9's matchesSelector returns false on disconnected nodes - if ( ret || support.disconnectedMatch || - // As well, disconnected nodes are said to be in a document - // fragment in IE 9 - elem.document && elem.document.nodeType !== 11 ) { - return ret; - } - } catch(e) {} - } - - return Sizzle( expr, document, null, [elem] ).length > 0; -}; - -Sizzle.contains = function( context, elem ) { - // Set document vars if needed - if ( ( context.ownerDocument || context ) !== document ) { - setDocument( context ); - } - return contains( context, elem ); -}; - -Sizzle.attr = function( elem, name ) { - var val; - - // Set document vars if needed - if ( ( elem.ownerDocument || elem ) !== document ) { - setDocument( elem ); - } - - if ( !documentIsXML ) { - name = name.toLowerCase(); - } - if ( (val = Expr.attrHandle[ name ]) ) { - return val( elem ); - } - if ( documentIsXML || support.attributes ) { - return elem.getAttribute( name ); - } - return ( (val = elem.getAttributeNode( name )) || elem.getAttribute( name ) ) && elem[ name ] === true ? - name : - val && val.specified ? val.value : null; -}; - -Sizzle.error = function( msg ) { - throw new Error( "Syntax error, unrecognized expression: " + msg ); -}; - -// Document sorting and removing duplicates -Sizzle.uniqueSort = function( results ) { - var elem, - duplicates = [], - i = 1, - j = 0; - - // Unless we *know* we can detect duplicates, assume their presence - hasDuplicate = !support.detectDuplicates; - results.sort( sortOrder ); - - if ( hasDuplicate ) { - for ( ; (elem = results[i]); i++ ) { - if ( elem === results[ i - 1 ] ) { - j = duplicates.push( i ); - } - } - while ( j-- ) { - results.splice( duplicates[ j ], 1 ); - } - } - - return results; -}; - -function siblingCheck( a, b ) { - var cur = b && a, - diff = cur && ( ~b.sourceIndex || MAX_NEGATIVE ) - ( ~a.sourceIndex || MAX_NEGATIVE ); - - // Use IE sourceIndex if available on both nodes - if ( diff ) { - return diff; - } - - // Check if b follows a - if ( cur ) { - while ( (cur = cur.nextSibling) ) { - if ( cur === b ) { - return -1; - } - } - } - - return a ? 1 : -1; -} - -// Returns a function to use in pseudos for input types -function createInputPseudo( type ) { - return function( elem ) { - var name = elem.nodeName.toLowerCase(); - return name === "input" && elem.type === type; - }; -} - -// Returns a function to use in pseudos for buttons -function createButtonPseudo( type ) { - return function( elem ) { - var name = elem.nodeName.toLowerCase(); - return (name === "input" || name === "button") && elem.type === type; - }; -} - -// Returns a function to use in pseudos for positionals -function createPositionalPseudo( fn ) { - return markFunction(function( argument ) { - argument = +argument; - return markFunction(function( seed, matches ) { - var j, - matchIndexes = fn( [], seed.length, argument ), - i = matchIndexes.length; - - // Match elements found at the specified indexes - while ( i-- ) { - if ( seed[ (j = matchIndexes[i]) ] ) { - seed[j] = !(matches[j] = seed[j]); - } - } - }); - }); -} - -/** - * Utility function for retrieving the text value of an array of DOM nodes - * @param {Array|Element} elem - */ -getText = Sizzle.getText = function( elem ) { - var node, - ret = "", - i = 0, - nodeType = elem.nodeType; - - if ( !nodeType ) { - // If no nodeType, this is expected to be an array - for ( ; (node = elem[i]); i++ ) { - // Do not traverse comment nodes - ret += getText( node ); - } - } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { - // Use textContent for elements - // innerText usage removed for consistency of new lines (see #11153) - if ( typeof elem.textContent === "string" ) { - return elem.textContent; - } else { - // Traverse its children - for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { - ret += getText( elem ); - } - } - } else if ( nodeType === 3 || nodeType === 4 ) { - return elem.nodeValue; - } - // Do not include comment or processing instruction nodes - - return ret; -}; - -Expr = Sizzle.selectors = { - - // Can be adjusted by the user - cacheLength: 50, - - createPseudo: markFunction, - - match: matchExpr, - - find: {}, - - relative: { - ">": { dir: "parentNode", first: true }, - " ": { dir: "parentNode" }, - "+": { dir: "previousSibling", first: true }, - "~": { dir: "previousSibling" } - }, - - preFilter: { - "ATTR": function( match ) { - match[1] = match[1].replace( runescape, funescape ); - - // Move the given value to match[3] whether quoted or unquoted - match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape ); - - if ( match[2] === "~=" ) { - match[3] = " " + match[3] + " "; - } - - return match.slice( 0, 4 ); - }, - - "CHILD": function( match ) { - /* matches from matchExpr["CHILD"] - 1 type (only|nth|...) - 2 what (child|of-type) - 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) - 4 xn-component of xn+y argument ([+-]?\d*n|) - 5 sign of xn-component - 6 x of xn-component - 7 sign of y-component - 8 y of y-component - */ - match[1] = match[1].toLowerCase(); - - if ( match[1].slice( 0, 3 ) === "nth" ) { - // nth-* requires argument - if ( !match[3] ) { - Sizzle.error( match[0] ); - } - - // numeric x and y parameters for Expr.filter.CHILD - // remember that false/true cast respectively to 0/1 - match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); - match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); - - // other types prohibit arguments - } else if ( match[3] ) { - Sizzle.error( match[0] ); - } - - return match; - }, - - "PSEUDO": function( match ) { - var excess, - unquoted = !match[5] && match[2]; - - if ( matchExpr["CHILD"].test( match[0] ) ) { - return null; - } - - // Accept quoted arguments as-is - if ( match[4] ) { - match[2] = match[4]; - - // Strip excess characters from unquoted arguments - } else if ( unquoted && rpseudo.test( unquoted ) && - // Get excess from tokenize (recursively) - (excess = tokenize( unquoted, true )) && - // advance to the next closing parenthesis - (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { - - // excess is a negative index - match[0] = match[0].slice( 0, excess ); - match[2] = unquoted.slice( 0, excess ); - } - - // Return only captures needed by the pseudo filter method (type and argument) - return match.slice( 0, 3 ); - } - }, - - filter: { - - "TAG": function( nodeName ) { - if ( nodeName === "*" ) { - return function() { return true; }; - } - - nodeName = nodeName.replace( runescape, funescape ).toLowerCase(); - return function( elem ) { - return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; - }; - }, - - "CLASS": function( className ) { - var pattern = classCache[ className + " " ]; - - return pattern || - (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && - classCache( className, function( elem ) { - return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" ); - }); - }, - - "ATTR": function( name, operator, check ) { - return function( elem ) { - var result = Sizzle.attr( elem, name ); - - if ( result == null ) { - return operator === "!="; - } - if ( !operator ) { - return true; - } - - result += ""; - - return operator === "=" ? result === check : - operator === "!=" ? result !== check : - operator === "^=" ? check && result.indexOf( check ) === 0 : - operator === "*=" ? check && result.indexOf( check ) > -1 : - operator === "$=" ? check && result.slice( -check.length ) === check : - operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 : - operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : - false; - }; - }, - - "CHILD": function( type, what, argument, first, last ) { - var simple = type.slice( 0, 3 ) !== "nth", - forward = type.slice( -4 ) !== "last", - ofType = what === "of-type"; - - return first === 1 && last === 0 ? - - // Shortcut for :nth-*(n) - function( elem ) { - return !!elem.parentNode; - } : - - function( elem, context, xml ) { - var cache, outerCache, node, diff, nodeIndex, start, - dir = simple !== forward ? "nextSibling" : "previousSibling", - parent = elem.parentNode, - name = ofType && elem.nodeName.toLowerCase(), - useCache = !xml && !ofType; - - if ( parent ) { - - // :(first|last|only)-(child|of-type) - if ( simple ) { - while ( dir ) { - node = elem; - while ( (node = node[ dir ]) ) { - if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { - return false; - } - } - // Reverse direction for :only-* (if we haven't yet done so) - start = dir = type === "only" && !start && "nextSibling"; - } - return true; - } - - start = [ forward ? parent.firstChild : parent.lastChild ]; - - // non-xml :nth-child(...) stores cache data on `parent` - if ( forward && useCache ) { - // Seek `elem` from a previously-cached index - outerCache = parent[ expando ] || (parent[ expando ] = {}); - cache = outerCache[ type ] || []; - nodeIndex = cache[0] === dirruns && cache[1]; - diff = cache[0] === dirruns && cache[2]; - node = nodeIndex && parent.childNodes[ nodeIndex ]; - - while ( (node = ++nodeIndex && node && node[ dir ] || - - // Fallback to seeking `elem` from the start - (diff = nodeIndex = 0) || start.pop()) ) { - - // When found, cache indexes on `parent` and break - if ( node.nodeType === 1 && ++diff && node === elem ) { - outerCache[ type ] = [ dirruns, nodeIndex, diff ]; - break; - } - } - - // Use previously-cached element index if available - } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) { - diff = cache[1]; - - // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...) - } else { - // Use the same loop as above to seek `elem` from the start - while ( (node = ++nodeIndex && node && node[ dir ] || - (diff = nodeIndex = 0) || start.pop()) ) { - - if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { - // Cache the index of each encountered element - if ( useCache ) { - (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ]; - } - - if ( node === elem ) { - break; - } - } - } - } - - // Incorporate the offset, then check against cycle size - diff -= last; - return diff === first || ( diff % first === 0 && diff / first >= 0 ); - } - }; - }, - - "PSEUDO": function( pseudo, argument ) { - // pseudo-class names are case-insensitive - // http://www.w3.org/TR/selectors/#pseudo-classes - // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters - // Remember that setFilters inherits from pseudos - var args, - fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || - Sizzle.error( "unsupported pseudo: " + pseudo ); - - // The user may use createPseudo to indicate that - // arguments are needed to create the filter function - // just as Sizzle does - if ( fn[ expando ] ) { - return fn( argument ); - } - - // But maintain support for old signatures - if ( fn.length > 1 ) { - args = [ pseudo, pseudo, "", argument ]; - return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? - markFunction(function( seed, matches ) { - var idx, - matched = fn( seed, argument ), - i = matched.length; - while ( i-- ) { - idx = indexOf.call( seed, matched[i] ); - seed[ idx ] = !( matches[ idx ] = matched[i] ); - } - }) : - function( elem ) { - return fn( elem, 0, args ); - }; - } - - return fn; - } - }, - - pseudos: { - // Potentially complex pseudos - "not": markFunction(function( selector ) { - // Trim the selector passed to compile - // to avoid treating leading and trailing - // spaces as combinators - var input = [], - results = [], - matcher = compile( selector.replace( rtrim, "$1" ) ); - - return matcher[ expando ] ? - markFunction(function( seed, matches, context, xml ) { - var elem, - unmatched = matcher( seed, null, xml, [] ), - i = seed.length; - - // Match elements unmatched by `matcher` - while ( i-- ) { - if ( (elem = unmatched[i]) ) { - seed[i] = !(matches[i] = elem); - } - } - }) : - function( elem, context, xml ) { - input[0] = elem; - matcher( input, null, xml, results ); - return !results.pop(); - }; - }), - - "has": markFunction(function( selector ) { - return function( elem ) { - return Sizzle( selector, elem ).length > 0; - }; - }), - - "contains": markFunction(function( text ) { - return function( elem ) { - return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; - }; - }), - - // "Whether an element is represented by a :lang() selector - // is based solely on the element's language value - // being equal to the identifier C, - // or beginning with the identifier C immediately followed by "-". - // The matching of C against the element's language value is performed case-insensitively. - // The identifier C does not have to be a valid language name." - // http://www.w3.org/TR/selectors/#lang-pseudo - "lang": markFunction( function( lang ) { - // lang value must be a valid identifider - if ( !ridentifier.test(lang || "") ) { - Sizzle.error( "unsupported lang: " + lang ); - } - lang = lang.replace( runescape, funescape ).toLowerCase(); - return function( elem ) { - var elemLang; - do { - if ( (elemLang = documentIsXML ? - elem.getAttribute("xml:lang") || elem.getAttribute("lang") : - elem.lang) ) { - - elemLang = elemLang.toLowerCase(); - return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; - } - } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); - return false; - }; - }), - - // Miscellaneous - "target": function( elem ) { - var hash = window.location && window.location.hash; - return hash && hash.slice( 1 ) === elem.id; - }, - - "root": function( elem ) { - return elem === docElem; - }, - - "focus": function( elem ) { - return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); - }, - - // Boolean properties - "enabled": function( elem ) { - return elem.disabled === false; - }, - - "disabled": function( elem ) { - return elem.disabled === true; - }, - - "checked": function( elem ) { - // In CSS3, :checked should return both checked and selected elements - // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked - var nodeName = elem.nodeName.toLowerCase(); - return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); - }, - - "selected": function( elem ) { - // Accessing this property makes selected-by-default - // options in Safari work properly - if ( elem.parentNode ) { - elem.parentNode.selectedIndex; - } - - return elem.selected === true; - }, - - // Contents - "empty": function( elem ) { - // http://www.w3.org/TR/selectors/#empty-pseudo - // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)), - // not comment, processing instructions, or others - // Thanks to Diego Perini for the nodeName shortcut - // Greater than "@" means alpha characters (specifically not starting with "#" or "?") - for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { - if ( elem.nodeName > "@" || elem.nodeType === 3 || elem.nodeType === 4 ) { - return false; - } - } - return true; - }, - - "parent": function( elem ) { - return !Expr.pseudos["empty"]( elem ); - }, - - // Element/input types - "header": function( elem ) { - return rheader.test( elem.nodeName ); - }, - - "input": function( elem ) { - return rinputs.test( elem.nodeName ); - }, - - "button": function( elem ) { - var name = elem.nodeName.toLowerCase(); - return name === "input" && elem.type === "button" || name === "button"; - }, - - "text": function( elem ) { - var attr; - // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc) - // use getAttribute instead to test this case - return elem.nodeName.toLowerCase() === "input" && - elem.type === "text" && - ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === elem.type ); - }, - - // Position-in-collection - "first": createPositionalPseudo(function() { - return [ 0 ]; - }), - - "last": createPositionalPseudo(function( matchIndexes, length ) { - return [ length - 1 ]; - }), - - "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { - return [ argument < 0 ? argument + length : argument ]; - }), - - "even": createPositionalPseudo(function( matchIndexes, length ) { - var i = 0; - for ( ; i < length; i += 2 ) { - matchIndexes.push( i ); - } - return matchIndexes; - }), - - "odd": createPositionalPseudo(function( matchIndexes, length ) { - var i = 1; - for ( ; i < length; i += 2 ) { - matchIndexes.push( i ); - } - return matchIndexes; - }), - - "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { - var i = argument < 0 ? argument + length : argument; - for ( ; --i >= 0; ) { - matchIndexes.push( i ); - } - return matchIndexes; - }), - - "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { - var i = argument < 0 ? argument + length : argument; - for ( ; ++i < length; ) { - matchIndexes.push( i ); - } - return matchIndexes; - }) - } -}; - -// Add button/input type pseudos -for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { - Expr.pseudos[ i ] = createInputPseudo( i ); -} -for ( i in { submit: true, reset: true } ) { - Expr.pseudos[ i ] = createButtonPseudo( i ); -} - -function tokenize( selector, parseOnly ) { - var matched, match, tokens, type, - soFar, groups, preFilters, - cached = tokenCache[ selector + " " ]; - - if ( cached ) { - return parseOnly ? 0 : cached.slice( 0 ); - } - - soFar = selector; - groups = []; - preFilters = Expr.preFilter; - - while ( soFar ) { - - // Comma and first run - if ( !matched || (match = rcomma.exec( soFar )) ) { - if ( match ) { - // Don't consume trailing commas as valid - soFar = soFar.slice( match[0].length ) || soFar; - } - groups.push( tokens = [] ); - } - - matched = false; - - // Combinators - if ( (match = rcombinators.exec( soFar )) ) { - matched = match.shift(); - tokens.push( { - value: matched, - // Cast descendant combinators to space - type: match[0].replace( rtrim, " " ) - } ); - soFar = soFar.slice( matched.length ); - } - - // Filters - for ( type in Expr.filter ) { - if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || - (match = preFilters[ type ]( match ))) ) { - matched = match.shift(); - tokens.push( { - value: matched, - type: type, - matches: match - } ); - soFar = soFar.slice( matched.length ); - } - } - - if ( !matched ) { - break; - } - } - - // Return the length of the invalid excess - // if we're just parsing - // Otherwise, throw an error or return tokens - return parseOnly ? - soFar.length : - soFar ? - Sizzle.error( selector ) : - // Cache the tokens - tokenCache( selector, groups ).slice( 0 ); -} - -function toSelector( tokens ) { - var i = 0, - len = tokens.length, - selector = ""; - for ( ; i < len; i++ ) { - selector += tokens[i].value; - } - return selector; -} - -function addCombinator( matcher, combinator, base ) { - var dir = combinator.dir, - checkNonElements = base && dir === "parentNode", - doneName = done++; - - return combinator.first ? - // Check against closest ancestor/preceding element - function( elem, context, xml ) { - while ( (elem = elem[ dir ]) ) { - if ( elem.nodeType === 1 || checkNonElements ) { - return matcher( elem, context, xml ); - } - } - } : - - // Check against all ancestor/preceding elements - function( elem, context, xml ) { - var data, cache, outerCache, - dirkey = dirruns + " " + doneName; - - // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching - if ( xml ) { - while ( (elem = elem[ dir ]) ) { - if ( elem.nodeType === 1 || checkNonElements ) { - if ( matcher( elem, context, xml ) ) { - return true; - } - } - } - } else { - while ( (elem = elem[ dir ]) ) { - if ( elem.nodeType === 1 || checkNonElements ) { - outerCache = elem[ expando ] || (elem[ expando ] = {}); - if ( (cache = outerCache[ dir ]) && cache[0] === dirkey ) { - if ( (data = cache[1]) === true || data === cachedruns ) { - return data === true; - } - } else { - cache = outerCache[ dir ] = [ dirkey ]; - cache[1] = matcher( elem, context, xml ) || cachedruns; - if ( cache[1] === true ) { - return true; - } - } - } - } - } - }; -} - -function elementMatcher( matchers ) { - return matchers.length > 1 ? - function( elem, context, xml ) { - var i = matchers.length; - while ( i-- ) { - if ( !matchers[i]( elem, context, xml ) ) { - return false; - } - } - return true; - } : - matchers[0]; -} - -function condense( unmatched, map, filter, context, xml ) { - var elem, - newUnmatched = [], - i = 0, - len = unmatched.length, - mapped = map != null; - - for ( ; i < len; i++ ) { - if ( (elem = unmatched[i]) ) { - if ( !filter || filter( elem, context, xml ) ) { - newUnmatched.push( elem ); - if ( mapped ) { - map.push( i ); - } - } - } - } - - return newUnmatched; -} - -function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { - if ( postFilter && !postFilter[ expando ] ) { - postFilter = setMatcher( postFilter ); - } - if ( postFinder && !postFinder[ expando ] ) { - postFinder = setMatcher( postFinder, postSelector ); - } - return markFunction(function( seed, results, context, xml ) { - var temp, i, elem, - preMap = [], - postMap = [], - preexisting = results.length, - - // Get initial elements from seed or context - elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), - - // Prefilter to get matcher input, preserving a map for seed-results synchronization - matcherIn = preFilter && ( seed || !selector ) ? - condense( elems, preMap, preFilter, context, xml ) : - elems, - - matcherOut = matcher ? - // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, - postFinder || ( seed ? preFilter : preexisting || postFilter ) ? - - // ...intermediate processing is necessary - [] : - - // ...otherwise use results directly - results : - matcherIn; - - // Find primary matches - if ( matcher ) { - matcher( matcherIn, matcherOut, context, xml ); - } - - // Apply postFilter - if ( postFilter ) { - temp = condense( matcherOut, postMap ); - postFilter( temp, [], context, xml ); - - // Un-match failing elements by moving them back to matcherIn - i = temp.length; - while ( i-- ) { - if ( (elem = temp[i]) ) { - matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); - } - } - } - - if ( seed ) { - if ( postFinder || preFilter ) { - if ( postFinder ) { - // Get the final matcherOut by condensing this intermediate into postFinder contexts - temp = []; - i = matcherOut.length; - while ( i-- ) { - if ( (elem = matcherOut[i]) ) { - // Restore matcherIn since elem is not yet a final match - temp.push( (matcherIn[i] = elem) ); - } - } - postFinder( null, (matcherOut = []), temp, xml ); - } - - // Move matched elements from seed to results to keep them synchronized - i = matcherOut.length; - while ( i-- ) { - if ( (elem = matcherOut[i]) && - (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) { - - seed[temp] = !(results[temp] = elem); - } - } - } - - // Add elements to results, through postFinder if defined - } else { - matcherOut = condense( - matcherOut === results ? - matcherOut.splice( preexisting, matcherOut.length ) : - matcherOut - ); - if ( postFinder ) { - postFinder( null, results, matcherOut, xml ); - } else { - push.apply( results, matcherOut ); - } - } - }); -} - -function matcherFromTokens( tokens ) { - var checkContext, matcher, j, - len = tokens.length, - leadingRelative = Expr.relative[ tokens[0].type ], - implicitRelative = leadingRelative || Expr.relative[" "], - i = leadingRelative ? 1 : 0, - - // The foundational matcher ensures that elements are reachable from top-level context(s) - matchContext = addCombinator( function( elem ) { - return elem === checkContext; - }, implicitRelative, true ), - matchAnyContext = addCombinator( function( elem ) { - return indexOf.call( checkContext, elem ) > -1; - }, implicitRelative, true ), - matchers = [ function( elem, context, xml ) { - return ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( - (checkContext = context).nodeType ? - matchContext( elem, context, xml ) : - matchAnyContext( elem, context, xml ) ); - } ]; - - for ( ; i < len; i++ ) { - if ( (matcher = Expr.relative[ tokens[i].type ]) ) { - matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; - } else { - matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); - - // Return special upon seeing a positional matcher - if ( matcher[ expando ] ) { - // Find the next relative operator (if any) for proper handling - j = ++i; - for ( ; j < len; j++ ) { - if ( Expr.relative[ tokens[j].type ] ) { - break; - } - } - return setMatcher( - i > 1 && elementMatcher( matchers ), - i > 1 && toSelector( tokens.slice( 0, i - 1 ) ).replace( rtrim, "$1" ), - matcher, - i < j && matcherFromTokens( tokens.slice( i, j ) ), - j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), - j < len && toSelector( tokens ) - ); - } - matchers.push( matcher ); - } - } - - return elementMatcher( matchers ); -} - -function matcherFromGroupMatchers( elementMatchers, setMatchers ) { - // A counter to specify which element is currently being matched - var matcherCachedRuns = 0, - bySet = setMatchers.length > 0, - byElement = elementMatchers.length > 0, - superMatcher = function( seed, context, xml, results, expandContext ) { - var elem, j, matcher, - setMatched = [], - matchedCount = 0, - i = "0", - unmatched = seed && [], - outermost = expandContext != null, - contextBackup = outermostContext, - // We must always have either seed elements or context - elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ), - // Use integer dirruns iff this is the outermost matcher - dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1); - - if ( outermost ) { - outermostContext = context !== document && context; - cachedruns = matcherCachedRuns; - } - - // Add elements passing elementMatchers directly to results - // Keep `i` a string if there are no elements so `matchedCount` will be "00" below - for ( ; (elem = elems[i]) != null; i++ ) { - if ( byElement && elem ) { - j = 0; - while ( (matcher = elementMatchers[j++]) ) { - if ( matcher( elem, context, xml ) ) { - results.push( elem ); - break; - } - } - if ( outermost ) { - dirruns = dirrunsUnique; - cachedruns = ++matcherCachedRuns; - } - } - - // Track unmatched elements for set filters - if ( bySet ) { - // They will have gone through all possible matchers - if ( (elem = !matcher && elem) ) { - matchedCount--; - } - - // Lengthen the array for every element, matched or not - if ( seed ) { - unmatched.push( elem ); - } - } - } - - // Apply set filters to unmatched elements - matchedCount += i; - if ( bySet && i !== matchedCount ) { - j = 0; - while ( (matcher = setMatchers[j++]) ) { - matcher( unmatched, setMatched, context, xml ); - } - - if ( seed ) { - // Reintegrate element matches to eliminate the need for sorting - if ( matchedCount > 0 ) { - while ( i-- ) { - if ( !(unmatched[i] || setMatched[i]) ) { - setMatched[i] = pop.call( results ); - } - } - } - - // Discard index placeholder values to get only actual matches - setMatched = condense( setMatched ); - } - - // Add matches to results - push.apply( results, setMatched ); - - // Seedless set matches succeeding multiple successful matchers stipulate sorting - if ( outermost && !seed && setMatched.length > 0 && - ( matchedCount + setMatchers.length ) > 1 ) { - - Sizzle.uniqueSort( results ); - } - } - - // Override manipulation of globals by nested matchers - if ( outermost ) { - dirruns = dirrunsUnique; - outermostContext = contextBackup; - } - - return unmatched; - }; - - return bySet ? - markFunction( superMatcher ) : - superMatcher; -} - -compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) { - var i, - setMatchers = [], - elementMatchers = [], - cached = compilerCache[ selector + " " ]; - - if ( !cached ) { - // Generate a function of recursive functions that can be used to check each element - if ( !group ) { - group = tokenize( selector ); - } - i = group.length; - while ( i-- ) { - cached = matcherFromTokens( group[i] ); - if ( cached[ expando ] ) { - setMatchers.push( cached ); - } else { - elementMatchers.push( cached ); - } - } - - // Cache the compiled function - cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); - } - return cached; -}; - -function multipleContexts( selector, contexts, results ) { - var i = 0, - len = contexts.length; - for ( ; i < len; i++ ) { - Sizzle( selector, contexts[i], results ); - } - return results; -} - -function select( selector, context, results, seed ) { - var i, tokens, token, type, find, - match = tokenize( selector ); - - if ( !seed ) { - // Try to minimize operations if there is only one group - if ( match.length === 1 ) { - - // Take a shortcut and set the context if the root selector is an ID - tokens = match[0] = match[0].slice( 0 ); - if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && - context.nodeType === 9 && !documentIsXML && - Expr.relative[ tokens[1].type ] ) { - - context = Expr.find["ID"]( token.matches[0].replace( runescape, funescape ), context )[0]; - if ( !context ) { - return results; - } - - selector = selector.slice( tokens.shift().value.length ); - } - - // Fetch a seed set for right-to-left matching - i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; - while ( i-- ) { - token = tokens[i]; - - // Abort if we hit a combinator - if ( Expr.relative[ (type = token.type) ] ) { - break; - } - if ( (find = Expr.find[ type ]) ) { - // Search, expanding context for leading sibling combinators - if ( (seed = find( - token.matches[0].replace( runescape, funescape ), - rsibling.test( tokens[0].type ) && context.parentNode || context - )) ) { - - // If seed is empty or no tokens remain, we can return early - tokens.splice( i, 1 ); - selector = seed.length && toSelector( tokens ); - if ( !selector ) { - push.apply( results, slice.call( seed, 0 ) ); - return results; - } - - break; - } - } - } - } - } - - // Compile and execute a filtering function - // Provide `match` to avoid retokenization if we modified the selector above - compile( selector, match )( - seed, - context, - documentIsXML, - results, - rsibling.test( selector ) - ); - return results; -} - -// Deprecated -Expr.pseudos["nth"] = Expr.pseudos["eq"]; - -// Easy API for creating new setFilters -function setFilters() {} -Expr.filters = setFilters.prototype = Expr.pseudos; -Expr.setFilters = new setFilters(); - -// Initialize with the default document -setDocument(); - -// Override sizzle attribute retrieval -Sizzle.attr = jQuery.attr; -jQuery.find = Sizzle; -jQuery.expr = Sizzle.selectors; -jQuery.expr[":"] = jQuery.expr.pseudos; -jQuery.unique = Sizzle.uniqueSort; -jQuery.text = Sizzle.getText; -jQuery.isXMLDoc = Sizzle.isXML; -jQuery.contains = Sizzle.contains; - - -})( window ); -var runtil = /Until$/, - rparentsprev = /^(?:parents|prev(?:Until|All))/, - isSimple = /^.[^:#\[\.,]*$/, - rneedsContext = jQuery.expr.match.needsContext, - // methods guaranteed to produce a unique set when starting from a unique set - guaranteedUnique = { - children: true, - contents: true, - next: true, - prev: true - }; - -jQuery.fn.extend({ - find: function( selector ) { - var i, ret, self, - len = this.length; - - if ( typeof selector !== "string" ) { - self = this; - return this.pushStack( jQuery( selector ).filter(function() { - for ( i = 0; i < len; i++ ) { - if ( jQuery.contains( self[ i ], this ) ) { - return true; - } - } - }) ); - } - - ret = []; - for ( i = 0; i < len; i++ ) { - jQuery.find( selector, this[ i ], ret ); - } - - // Needed because $( selector, context ) becomes $( context ).find( selector ) - ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); - ret.selector = ( this.selector ? this.selector + " " : "" ) + selector; - return ret; - }, - - has: function( target ) { - var i, - targets = jQuery( target, this ), - len = targets.length; - - return this.filter(function() { - for ( i = 0; i < len; i++ ) { - if ( jQuery.contains( this, targets[i] ) ) { - return true; - } - } - }); - }, - - not: function( selector ) { - return this.pushStack( winnow(this, selector, false) ); - }, - - filter: function( selector ) { - return this.pushStack( winnow(this, selector, true) ); - }, - - is: function( selector ) { - return !!selector && ( - typeof selector === "string" ? - // If this is a positional/relative selector, check membership in the returned set - // so $("p:first").is("p:last") won't return true for a doc with two "p". - rneedsContext.test( selector ) ? - jQuery( selector, this.context ).index( this[0] ) >= 0 : - jQuery.filter( selector, this ).length > 0 : - this.filter( selector ).length > 0 ); - }, - - closest: function( selectors, context ) { - var cur, - i = 0, - l = this.length, - ret = [], - pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? - jQuery( selectors, context || this.context ) : - 0; - - for ( ; i < l; i++ ) { - cur = this[i]; - - while ( cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11 ) { - if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) { - ret.push( cur ); - break; - } - cur = cur.parentNode; - } - } - - return this.pushStack( ret.length > 1 ? jQuery.unique( ret ) : ret ); - }, - - // Determine the position of an element within - // the matched set of elements - index: function( elem ) { - - // No argument, return index in parent - if ( !elem ) { - return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1; - } - - // index in selector - if ( typeof elem === "string" ) { - return jQuery.inArray( this[0], jQuery( elem ) ); - } - - // Locate the position of the desired element - return jQuery.inArray( - // If it receives a jQuery object, the first element is used - elem.jquery ? elem[0] : elem, this ); - }, - - add: function( selector, context ) { - var set = typeof selector === "string" ? - jQuery( selector, context ) : - jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ), - all = jQuery.merge( this.get(), set ); - - return this.pushStack( jQuery.unique(all) ); - }, - - addBack: function( selector ) { - return this.add( selector == null ? - this.prevObject : this.prevObject.filter(selector) - ); - } -}); - -jQuery.fn.andSelf = jQuery.fn.addBack; - -function sibling( cur, dir ) { - do { - cur = cur[ dir ]; - } while ( cur && cur.nodeType !== 1 ); - - return cur; -} - -jQuery.each({ - parent: function( elem ) { - var parent = elem.parentNode; - return parent && parent.nodeType !== 11 ? parent : null; - }, - parents: function( elem ) { - return jQuery.dir( elem, "parentNode" ); - }, - parentsUntil: function( elem, i, until ) { - return jQuery.dir( elem, "parentNode", until ); - }, - next: function( elem ) { - return sibling( elem, "nextSibling" ); - }, - prev: function( elem ) { - return sibling( elem, "previousSibling" ); - }, - nextAll: function( elem ) { - return jQuery.dir( elem, "nextSibling" ); - }, - prevAll: function( elem ) { - return jQuery.dir( elem, "previousSibling" ); - }, - nextUntil: function( elem, i, until ) { - return jQuery.dir( elem, "nextSibling", until ); - }, - prevUntil: function( elem, i, until ) { - return jQuery.dir( elem, "previousSibling", until ); - }, - siblings: function( elem ) { - return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); - }, - children: function( elem ) { - return jQuery.sibling( elem.firstChild ); - }, - contents: function( elem ) { - return jQuery.nodeName( elem, "iframe" ) ? - elem.contentDocument || elem.contentWindow.document : - jQuery.merge( [], elem.childNodes ); - } -}, function( name, fn ) { - jQuery.fn[ name ] = function( until, selector ) { - var ret = jQuery.map( this, fn, until ); - - if ( !runtil.test( name ) ) { - selector = until; - } - - if ( selector && typeof selector === "string" ) { - ret = jQuery.filter( selector, ret ); - } - - ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret; - - if ( this.length > 1 && rparentsprev.test( name ) ) { - ret = ret.reverse(); - } - - return this.pushStack( ret ); - }; -}); - -jQuery.extend({ - filter: function( expr, elems, not ) { - if ( not ) { - expr = ":not(" + expr + ")"; - } - - return elems.length === 1 ? - jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] : - jQuery.find.matches(expr, elems); - }, - - dir: function( elem, dir, until ) { - var matched = [], - cur = elem[ dir ]; - - while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) { - if ( cur.nodeType === 1 ) { - matched.push( cur ); - } - cur = cur[dir]; - } - return matched; - }, - - sibling: function( n, elem ) { - var r = []; - - for ( ; n; n = n.nextSibling ) { - if ( n.nodeType === 1 && n !== elem ) { - r.push( n ); - } - } - - return r; - } -}); - -// Implement the identical functionality for filter and not -function winnow( elements, qualifier, keep ) { - - // Can't pass null or undefined to indexOf in Firefox 4 - // Set to 0 to skip string check - qualifier = qualifier || 0; - - if ( jQuery.isFunction( qualifier ) ) { - return jQuery.grep(elements, function( elem, i ) { - var retVal = !!qualifier.call( elem, i, elem ); - return retVal === keep; - }); - - } else if ( qualifier.nodeType ) { - return jQuery.grep(elements, function( elem ) { - return ( elem === qualifier ) === keep; - }); - - } else if ( typeof qualifier === "string" ) { - var filtered = jQuery.grep(elements, function( elem ) { - return elem.nodeType === 1; - }); - - if ( isSimple.test( qualifier ) ) { - return jQuery.filter(qualifier, filtered, !keep); - } else { - qualifier = jQuery.filter( qualifier, filtered ); - } - } - - return jQuery.grep(elements, function( elem ) { - return ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep; - }); -} -function createSafeFragment( document ) { - var list = nodeNames.split( "|" ), - safeFrag = document.createDocumentFragment(); - - if ( safeFrag.createElement ) { - while ( list.length ) { - safeFrag.createElement( - list.pop() - ); - } - } - return safeFrag; -} - -var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" + - "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video", - rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g, - rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"), - rleadingWhitespace = /^\s+/, - rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, - rtagName = /<([\w:]+)/, - rtbody = /\s*$/g, - - // We have to close these tags to support XHTML (#13200) - wrapMap = { - option: [ 1, "" ], - legend: [ 1, "
", "
" ], - area: [ 1, "", "" ], - param: [ 1, "", "" ], - thead: [ 1, "", "
" ], - tr: [ 2, "", "
" ], - col: [ 2, "", "
" ], - td: [ 3, "", "
" ], - - // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags, - // unless wrapped in a div with non-breaking characters in front of it. - _default: jQuery.support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X
", "
" ] - }, - safeFragment = createSafeFragment( document ), - fragmentDiv = safeFragment.appendChild( document.createElement("div") ); - -wrapMap.optgroup = wrapMap.option; -wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; -wrapMap.th = wrapMap.td; - -jQuery.fn.extend({ - text: function( value ) { - return jQuery.access( this, function( value ) { - return value === undefined ? - jQuery.text( this ) : - this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) ); - }, null, value, arguments.length ); - }, - - wrapAll: function( html ) { - if ( jQuery.isFunction( html ) ) { - return this.each(function(i) { - jQuery(this).wrapAll( html.call(this, i) ); - }); - } - - if ( this[0] ) { - // The elements to wrap the target around - var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true); - - if ( this[0].parentNode ) { - wrap.insertBefore( this[0] ); - } - - wrap.map(function() { - var elem = this; - - while ( elem.firstChild && elem.firstChild.nodeType === 1 ) { - elem = elem.firstChild; - } - - return elem; - }).append( this ); - } - - return this; - }, - - wrapInner: function( html ) { - if ( jQuery.isFunction( html ) ) { - return this.each(function(i) { - jQuery(this).wrapInner( html.call(this, i) ); - }); - } - - return this.each(function() { - var self = jQuery( this ), - contents = self.contents(); - - if ( contents.length ) { - contents.wrapAll( html ); - - } else { - self.append( html ); - } - }); - }, - - wrap: function( html ) { - var isFunction = jQuery.isFunction( html ); - - return this.each(function(i) { - jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html ); - }); - }, - - unwrap: function() { - return this.parent().each(function() { - if ( !jQuery.nodeName( this, "body" ) ) { - jQuery( this ).replaceWith( this.childNodes ); - } - }).end(); - }, - - append: function() { - return this.domManip(arguments, true, function( elem ) { - if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { - this.appendChild( elem ); - } - }); - }, - - prepend: function() { - return this.domManip(arguments, true, function( elem ) { - if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { - this.insertBefore( elem, this.firstChild ); - } - }); - }, - - before: function() { - return this.domManip( arguments, false, function( elem ) { - if ( this.parentNode ) { - this.parentNode.insertBefore( elem, this ); - } - }); - }, - - after: function() { - return this.domManip( arguments, false, function( elem ) { - if ( this.parentNode ) { - this.parentNode.insertBefore( elem, this.nextSibling ); - } - }); - }, - - // keepData is for internal use only--do not document - remove: function( selector, keepData ) { - var elem, - i = 0; - - for ( ; (elem = this[i]) != null; i++ ) { - if ( !selector || jQuery.filter( selector, [ elem ] ).length > 0 ) { - if ( !keepData && elem.nodeType === 1 ) { - jQuery.cleanData( getAll( elem ) ); - } - - if ( elem.parentNode ) { - if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) { - setGlobalEval( getAll( elem, "script" ) ); - } - elem.parentNode.removeChild( elem ); - } - } - } - - return this; - }, - - empty: function() { - var elem, - i = 0; - - for ( ; (elem = this[i]) != null; i++ ) { - // Remove element nodes and prevent memory leaks - if ( elem.nodeType === 1 ) { - jQuery.cleanData( getAll( elem, false ) ); - } - - // Remove any remaining nodes - while ( elem.firstChild ) { - elem.removeChild( elem.firstChild ); - } - - // If this is a select, ensure that it displays empty (#12336) - // Support: IE<9 - if ( elem.options && jQuery.nodeName( elem, "select" ) ) { - elem.options.length = 0; - } - } - - return this; - }, - - clone: function( dataAndEvents, deepDataAndEvents ) { - dataAndEvents = dataAndEvents == null ? false : dataAndEvents; - deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; - - return this.map( function () { - return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); - }); - }, - - html: function( value ) { - return jQuery.access( this, function( value ) { - var elem = this[0] || {}, - i = 0, - l = this.length; - - if ( value === undefined ) { - return elem.nodeType === 1 ? - elem.innerHTML.replace( rinlinejQuery, "" ) : - undefined; - } - - // See if we can take a shortcut and just use innerHTML - if ( typeof value === "string" && !rnoInnerhtml.test( value ) && - ( jQuery.support.htmlSerialize || !rnoshimcache.test( value ) ) && - ( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) && - !wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) { - - value = value.replace( rxhtmlTag, "<$1>" ); - - try { - for (; i < l; i++ ) { - // Remove element nodes and prevent memory leaks - elem = this[i] || {}; - if ( elem.nodeType === 1 ) { - jQuery.cleanData( getAll( elem, false ) ); - elem.innerHTML = value; - } - } - - elem = 0; - - // If using innerHTML throws an exception, use the fallback method - } catch(e) {} - } - - if ( elem ) { - this.empty().append( value ); - } - }, null, value, arguments.length ); - }, - - replaceWith: function( value ) { - var isFunc = jQuery.isFunction( value ); - - // Make sure that the elements are removed from the DOM before they are inserted - // this can help fix replacing a parent with child elements - if ( !isFunc && typeof value !== "string" ) { - value = jQuery( value ).not( this ).detach(); - } - - return this.domManip( [ value ], true, function( elem ) { - var next = this.nextSibling, - parent = this.parentNode; - - if ( parent ) { - jQuery( this ).remove(); - parent.insertBefore( elem, next ); - } - }); - }, - - detach: function( selector ) { - return this.remove( selector, true ); - }, - - domManip: function( args, table, callback ) { - - // Flatten any nested arrays - args = core_concat.apply( [], args ); - - var first, node, hasScripts, - scripts, doc, fragment, - i = 0, - l = this.length, - set = this, - iNoClone = l - 1, - value = args[0], - isFunction = jQuery.isFunction( value ); - - // We can't cloneNode fragments that contain checked, in WebKit - if ( isFunction || !( l <= 1 || typeof value !== "string" || jQuery.support.checkClone || !rchecked.test( value ) ) ) { - return this.each(function( index ) { - var self = set.eq( index ); - if ( isFunction ) { - args[0] = value.call( this, index, table ? self.html() : undefined ); - } - self.domManip( args, table, callback ); - }); - } - - if ( l ) { - fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this ); - first = fragment.firstChild; - - if ( fragment.childNodes.length === 1 ) { - fragment = first; - } - - if ( first ) { - table = table && jQuery.nodeName( first, "tr" ); - scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); - hasScripts = scripts.length; - - // Use the original fragment for the last item instead of the first because it can end up - // being emptied incorrectly in certain situations (#8070). - for ( ; i < l; i++ ) { - node = fragment; - - if ( i !== iNoClone ) { - node = jQuery.clone( node, true, true ); - - // Keep references to cloned scripts for later restoration - if ( hasScripts ) { - jQuery.merge( scripts, getAll( node, "script" ) ); - } - } - - callback.call( - table && jQuery.nodeName( this[i], "table" ) ? - findOrAppend( this[i], "tbody" ) : - this[i], - node, - i - ); - } - - if ( hasScripts ) { - doc = scripts[ scripts.length - 1 ].ownerDocument; - - // Reenable scripts - jQuery.map( scripts, restoreScript ); - - // Evaluate executable scripts on first document insertion - for ( i = 0; i < hasScripts; i++ ) { - node = scripts[ i ]; - if ( rscriptType.test( node.type || "" ) && - !jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) { - - if ( node.src ) { - // Hope ajax is available... - jQuery.ajax({ - url: node.src, - type: "GET", - dataType: "script", - async: false, - global: false, - "throws": true - }); - } else { - jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) ); - } - } - } - } - - // Fix #11809: Avoid leaking memory - fragment = first = null; - } - } - - return this; - } -}); - -function findOrAppend( elem, tag ) { - return elem.getElementsByTagName( tag )[0] || elem.appendChild( elem.ownerDocument.createElement( tag ) ); -} - -// Replace/restore the type attribute of script elements for safe DOM manipulation -function disableScript( elem ) { - var attr = elem.getAttributeNode("type"); - elem.type = ( attr && attr.specified ) + "/" + elem.type; - return elem; -} -function restoreScript( elem ) { - var match = rscriptTypeMasked.exec( elem.type ); - if ( match ) { - elem.type = match[1]; - } else { - elem.removeAttribute("type"); - } - return elem; -} - -// Mark scripts as having already been evaluated -function setGlobalEval( elems, refElements ) { - var elem, - i = 0; - for ( ; (elem = elems[i]) != null; i++ ) { - jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[i], "globalEval" ) ); - } -} - -function cloneCopyEvent( src, dest ) { - - if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) { - return; - } - - var type, i, l, - oldData = jQuery._data( src ), - curData = jQuery._data( dest, oldData ), - events = oldData.events; - - if ( events ) { - delete curData.handle; - curData.events = {}; - - for ( type in events ) { - for ( i = 0, l = events[ type ].length; i < l; i++ ) { - jQuery.event.add( dest, type, events[ type ][ i ] ); - } - } - } - - // make the cloned public data object a copy from the original - if ( curData.data ) { - curData.data = jQuery.extend( {}, curData.data ); - } -} - -function fixCloneNodeIssues( src, dest ) { - var nodeName, e, data; - - // We do not need to do anything for non-Elements - if ( dest.nodeType !== 1 ) { - return; - } - - nodeName = dest.nodeName.toLowerCase(); - - // IE6-8 copies events bound via attachEvent when using cloneNode. - if ( !jQuery.support.noCloneEvent && dest[ jQuery.expando ] ) { - data = jQuery._data( dest ); - - for ( e in data.events ) { - jQuery.removeEvent( dest, e, data.handle ); - } - - // Event data gets referenced instead of copied if the expando gets copied too - dest.removeAttribute( jQuery.expando ); - } - - // IE blanks contents when cloning scripts, and tries to evaluate newly-set text - if ( nodeName === "script" && dest.text !== src.text ) { - disableScript( dest ).text = src.text; - restoreScript( dest ); - - // IE6-10 improperly clones children of object elements using classid. - // IE10 throws NoModificationAllowedError if parent is null, #12132. - } else if ( nodeName === "object" ) { - if ( dest.parentNode ) { - dest.outerHTML = src.outerHTML; - } - - // This path appears unavoidable for IE9. When cloning an object - // element in IE9, the outerHTML strategy above is not sufficient. - // If the src has innerHTML and the destination does not, - // copy the src.innerHTML into the dest.innerHTML. #10324 - if ( jQuery.support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) { - dest.innerHTML = src.innerHTML; - } - - } else if ( nodeName === "input" && manipulation_rcheckableType.test( src.type ) ) { - // IE6-8 fails to persist the checked state of a cloned checkbox - // or radio button. Worse, IE6-7 fail to give the cloned element - // a checked appearance if the defaultChecked value isn't also set - - dest.defaultChecked = dest.checked = src.checked; - - // IE6-7 get confused and end up setting the value of a cloned - // checkbox/radio button to an empty string instead of "on" - if ( dest.value !== src.value ) { - dest.value = src.value; - } - - // IE6-8 fails to return the selected option to the default selected - // state when cloning options - } else if ( nodeName === "option" ) { - dest.defaultSelected = dest.selected = src.defaultSelected; - - // IE6-8 fails to set the defaultValue to the correct value when - // cloning other types of input fields - } else if ( nodeName === "input" || nodeName === "textarea" ) { - dest.defaultValue = src.defaultValue; - } -} - -jQuery.each({ - appendTo: "append", - prependTo: "prepend", - insertBefore: "before", - insertAfter: "after", - replaceAll: "replaceWith" -}, function( name, original ) { - jQuery.fn[ name ] = function( selector ) { - var elems, - i = 0, - ret = [], - insert = jQuery( selector ), - last = insert.length - 1; - - for ( ; i <= last; i++ ) { - elems = i === last ? this : this.clone(true); - jQuery( insert[i] )[ original ]( elems ); - - // Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get() - core_push.apply( ret, elems.get() ); - } - - return this.pushStack( ret ); - }; -}); - -function getAll( context, tag ) { - var elems, elem, - i = 0, - found = typeof context.getElementsByTagName !== core_strundefined ? context.getElementsByTagName( tag || "*" ) : - typeof context.querySelectorAll !== core_strundefined ? context.querySelectorAll( tag || "*" ) : - undefined; - - if ( !found ) { - for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) { - if ( !tag || jQuery.nodeName( elem, tag ) ) { - found.push( elem ); - } else { - jQuery.merge( found, getAll( elem, tag ) ); - } - } - } - - return tag === undefined || tag && jQuery.nodeName( context, tag ) ? - jQuery.merge( [ context ], found ) : - found; -} - -// Used in buildFragment, fixes the defaultChecked property -function fixDefaultChecked( elem ) { - if ( manipulation_rcheckableType.test( elem.type ) ) { - elem.defaultChecked = elem.checked; - } -} - -jQuery.extend({ - clone: function( elem, dataAndEvents, deepDataAndEvents ) { - var destElements, node, clone, i, srcElements, - inPage = jQuery.contains( elem.ownerDocument, elem ); - - if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) { - clone = elem.cloneNode( true ); - - // IE<=8 does not properly clone detached, unknown element nodes - } else { - fragmentDiv.innerHTML = elem.outerHTML; - fragmentDiv.removeChild( clone = fragmentDiv.firstChild ); - } - - if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) && - (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) { - - // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 - destElements = getAll( clone ); - srcElements = getAll( elem ); - - // Fix all IE cloning issues - for ( i = 0; (node = srcElements[i]) != null; ++i ) { - // Ensure that the destination node is not null; Fixes #9587 - if ( destElements[i] ) { - fixCloneNodeIssues( node, destElements[i] ); - } - } - } - - // Copy the events from the original to the clone - if ( dataAndEvents ) { - if ( deepDataAndEvents ) { - srcElements = srcElements || getAll( elem ); - destElements = destElements || getAll( clone ); - - for ( i = 0; (node = srcElements[i]) != null; i++ ) { - cloneCopyEvent( node, destElements[i] ); - } - } else { - cloneCopyEvent( elem, clone ); - } - } - - // Preserve script evaluation history - destElements = getAll( clone, "script" ); - if ( destElements.length > 0 ) { - setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); - } - - destElements = srcElements = node = null; - - // Return the cloned set - return clone; - }, - - buildFragment: function( elems, context, scripts, selection ) { - var j, elem, contains, - tmp, tag, tbody, wrap, - l = elems.length, - - // Ensure a safe fragment - safe = createSafeFragment( context ), - - nodes = [], - i = 0; - - for ( ; i < l; i++ ) { - elem = elems[ i ]; - - if ( elem || elem === 0 ) { - - // Add nodes directly - if ( jQuery.type( elem ) === "object" ) { - jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); - - // Convert non-html into a text node - } else if ( !rhtml.test( elem ) ) { - nodes.push( context.createTextNode( elem ) ); - - // Convert html into DOM nodes - } else { - tmp = tmp || safe.appendChild( context.createElement("div") ); - - // Deserialize a standard representation - tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase(); - wrap = wrapMap[ tag ] || wrapMap._default; - - tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1>" ) + wrap[2]; - - // Descend through wrappers to the right content - j = wrap[0]; - while ( j-- ) { - tmp = tmp.lastChild; - } - - // Manually add leading whitespace removed by IE - if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) { - nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) ); - } - - // Remove IE's autoinserted from table fragments - if ( !jQuery.support.tbody ) { - - // String was a , *may* have spurious - elem = tag === "table" && !rtbody.test( elem ) ? - tmp.firstChild : - - // String was a bare or - wrap[1] === "
" && !rtbody.test( elem ) ? - tmp : - 0; - - j = elem && elem.childNodes.length; - while ( j-- ) { - if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) { - elem.removeChild( tbody ); - } - } - } - - jQuery.merge( nodes, tmp.childNodes ); - - // Fix #12392 for WebKit and IE > 9 - tmp.textContent = ""; - - // Fix #12392 for oldIE - while ( tmp.firstChild ) { - tmp.removeChild( tmp.firstChild ); - } - - // Remember the top-level container for proper cleanup - tmp = safe.lastChild; - } - } - } - - // Fix #11356: Clear elements from fragment - if ( tmp ) { - safe.removeChild( tmp ); - } - - // Reset defaultChecked for any radios and checkboxes - // about to be appended to the DOM in IE 6/7 (#8060) - if ( !jQuery.support.appendChecked ) { - jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked ); - } - - i = 0; - while ( (elem = nodes[ i++ ]) ) { - - // #4087 - If origin and destination elements are the same, and this is - // that element, do not do anything - if ( selection && jQuery.inArray( elem, selection ) !== -1 ) { - continue; - } - - contains = jQuery.contains( elem.ownerDocument, elem ); - - // Append to fragment - tmp = getAll( safe.appendChild( elem ), "script" ); - - // Preserve script evaluation history - if ( contains ) { - setGlobalEval( tmp ); - } - - // Capture executables - if ( scripts ) { - j = 0; - while ( (elem = tmp[ j++ ]) ) { - if ( rscriptType.test( elem.type || "" ) ) { - scripts.push( elem ); - } - } - } - } - - tmp = null; - - return safe; - }, - - cleanData: function( elems, /* internal */ acceptData ) { - var elem, type, id, data, - i = 0, - internalKey = jQuery.expando, - cache = jQuery.cache, - deleteExpando = jQuery.support.deleteExpando, - special = jQuery.event.special; - - for ( ; (elem = elems[i]) != null; i++ ) { - - if ( acceptData || jQuery.acceptData( elem ) ) { - - id = elem[ internalKey ]; - data = id && cache[ id ]; - - if ( data ) { - if ( data.events ) { - for ( type in data.events ) { - if ( special[ type ] ) { - jQuery.event.remove( elem, type ); - - // This is a shortcut to avoid jQuery.event.remove's overhead - } else { - jQuery.removeEvent( elem, type, data.handle ); - } - } - } - - // Remove cache only if it was not already removed by jQuery.event.remove - if ( cache[ id ] ) { - - delete cache[ id ]; - - // IE does not allow us to delete expando properties from nodes, - // nor does it have a removeAttribute function on Document nodes; - // we must handle all of these cases - if ( deleteExpando ) { - delete elem[ internalKey ]; - - } else if ( typeof elem.removeAttribute !== core_strundefined ) { - elem.removeAttribute( internalKey ); - - } else { - elem[ internalKey ] = null; - } - - core_deletedIds.push( id ); - } - } - } - } - } -}); -var iframe, getStyles, curCSS, - ralpha = /alpha\([^)]*\)/i, - ropacity = /opacity\s*=\s*([^)]*)/, - rposition = /^(top|right|bottom|left)$/, - // swappable if display is none or starts with table except "table", "table-cell", or "table-caption" - // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display - rdisplayswap = /^(none|table(?!-c[ea]).+)/, - rmargin = /^margin/, - rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ), - rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ), - rrelNum = new RegExp( "^([+-])=(" + core_pnum + ")", "i" ), - elemdisplay = { BODY: "block" }, - - cssShow = { position: "absolute", visibility: "hidden", display: "block" }, - cssNormalTransform = { - letterSpacing: 0, - fontWeight: 400 - }, - - cssExpand = [ "Top", "Right", "Bottom", "Left" ], - cssPrefixes = [ "Webkit", "O", "Moz", "ms" ]; - -// return a css property mapped to a potentially vendor prefixed property -function vendorPropName( style, name ) { - - // shortcut for names that are not vendor prefixed - if ( name in style ) { - return name; - } - - // check for vendor prefixed names - var capName = name.charAt(0).toUpperCase() + name.slice(1), - origName = name, - i = cssPrefixes.length; - - while ( i-- ) { - name = cssPrefixes[ i ] + capName; - if ( name in style ) { - return name; - } - } - - return origName; -} - -function isHidden( elem, el ) { - // isHidden might be called from jQuery#filter function; - // in that case, element will be second argument - elem = el || elem; - return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); -} - -function showHide( elements, show ) { - var display, elem, hidden, - values = [], - index = 0, - length = elements.length; - - for ( ; index < length; index++ ) { - elem = elements[ index ]; - if ( !elem.style ) { - continue; - } - - values[ index ] = jQuery._data( elem, "olddisplay" ); - display = elem.style.display; - if ( show ) { - // Reset the inline display of this element to learn if it is - // being hidden by cascaded rules or not - if ( !values[ index ] && display === "none" ) { - elem.style.display = ""; - } - - // Set elements which have been overridden with display: none - // in a stylesheet to whatever the default browser style is - // for such an element - if ( elem.style.display === "" && isHidden( elem ) ) { - values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) ); - } - } else { - - if ( !values[ index ] ) { - hidden = isHidden( elem ); - - if ( display && display !== "none" || !hidden ) { - jQuery._data( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) ); - } - } - } - } - - // Set the display of most of the elements in a second loop - // to avoid the constant reflow - for ( index = 0; index < length; index++ ) { - elem = elements[ index ]; - if ( !elem.style ) { - continue; - } - if ( !show || elem.style.display === "none" || elem.style.display === "" ) { - elem.style.display = show ? values[ index ] || "" : "none"; - } - } - - return elements; -} - -jQuery.fn.extend({ - css: function( name, value ) { - return jQuery.access( this, function( elem, name, value ) { - var len, styles, - map = {}, - i = 0; - - if ( jQuery.isArray( name ) ) { - styles = getStyles( elem ); - len = name.length; - - for ( ; i < len; i++ ) { - map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles ); - } - - return map; - } - - return value !== undefined ? - jQuery.style( elem, name, value ) : - jQuery.css( elem, name ); - }, name, value, arguments.length > 1 ); - }, - show: function() { - return showHide( this, true ); - }, - hide: function() { - return showHide( this ); - }, - toggle: function( state ) { - var bool = typeof state === "boolean"; - - return this.each(function() { - if ( bool ? state : isHidden( this ) ) { - jQuery( this ).show(); - } else { - jQuery( this ).hide(); - } - }); - } -}); - -jQuery.extend({ - // Add in style property hooks for overriding the default - // behavior of getting and setting a style property - cssHooks: { - opacity: { - get: function( elem, computed ) { - if ( computed ) { - // We should always get a number back from opacity - var ret = curCSS( elem, "opacity" ); - return ret === "" ? "1" : ret; - } - } - } - }, - - // Exclude the following css properties to add px - cssNumber: { - "columnCount": true, - "fillOpacity": true, - "fontWeight": true, - "lineHeight": true, - "opacity": true, - "orphans": true, - "widows": true, - "zIndex": true, - "zoom": true - }, - - // Add in properties whose names you wish to fix before - // setting or getting the value - cssProps: { - // normalize float css property - "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat" - }, - - // Get and set the style property on a DOM Node - style: function( elem, name, value, extra ) { - // Don't set styles on text and comment nodes - if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) { - return; - } - - // Make sure that we're working with the right name - var ret, type, hooks, - origName = jQuery.camelCase( name ), - style = elem.style; - - name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) ); - - // gets hook for the prefixed version - // followed by the unprefixed version - hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; - - // Check if we're setting a value - if ( value !== undefined ) { - type = typeof value; - - // convert relative number strings (+= or -=) to relative numbers. #7345 - if ( type === "string" && (ret = rrelNum.exec( value )) ) { - value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) ); - // Fixes bug #9237 - type = "number"; - } - - // Make sure that NaN and null values aren't set. See: #7116 - if ( value == null || type === "number" && isNaN( value ) ) { - return; - } - - // If a number was passed in, add 'px' to the (except for certain CSS properties) - if ( type === "number" && !jQuery.cssNumber[ origName ] ) { - value += "px"; - } - - // Fixes #8908, it can be done more correctly by specifing setters in cssHooks, - // but it would mean to define eight (for every problematic property) identical functions - if ( !jQuery.support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) { - style[ name ] = "inherit"; - } - - // If a hook was provided, use that value, otherwise just set the specified value - if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) { - - // Wrapped to prevent IE from throwing errors when 'invalid' values are provided - // Fixes bug #5509 - try { - style[ name ] = value; - } catch(e) {} - } - - } else { - // If a hook was provided get the non-computed value from there - if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) { - return ret; - } - - // Otherwise just get the value from the style object - return style[ name ]; - } - }, - - css: function( elem, name, extra, styles ) { - var num, val, hooks, - origName = jQuery.camelCase( name ); - - // Make sure that we're working with the right name - name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) ); - - // gets hook for the prefixed version - // followed by the unprefixed version - hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; - - // If a hook was provided get the computed value from there - if ( hooks && "get" in hooks ) { - val = hooks.get( elem, true, extra ); - } - - // Otherwise, if a way to get the computed value exists, use that - if ( val === undefined ) { - val = curCSS( elem, name, styles ); - } - - //convert "normal" to computed value - if ( val === "normal" && name in cssNormalTransform ) { - val = cssNormalTransform[ name ]; - } - - // Return, converting to number if forced or a qualifier was provided and val looks numeric - if ( extra === "" || extra ) { - num = parseFloat( val ); - return extra === true || jQuery.isNumeric( num ) ? num || 0 : val; - } - return val; - }, - - // A method for quickly swapping in/out CSS properties to get correct calculations - swap: function( elem, options, callback, args ) { - var ret, name, - old = {}; - - // Remember the old values, and insert the new ones - for ( name in options ) { - old[ name ] = elem.style[ name ]; - elem.style[ name ] = options[ name ]; - } - - ret = callback.apply( elem, args || [] ); - - // Revert the old values - for ( name in options ) { - elem.style[ name ] = old[ name ]; - } - - return ret; - } -}); - -// NOTE: we've included the "window" in window.getComputedStyle -// because jsdom on node.js will break without it. -if ( window.getComputedStyle ) { - getStyles = function( elem ) { - return window.getComputedStyle( elem, null ); - }; - - curCSS = function( elem, name, _computed ) { - var width, minWidth, maxWidth, - computed = _computed || getStyles( elem ), - - // getPropertyValue is only needed for .css('filter') in IE9, see #12537 - ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined, - style = elem.style; - - if ( computed ) { - - if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) { - ret = jQuery.style( elem, name ); - } - - // A tribute to the "awesome hack by Dean Edwards" - // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right - // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels - // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values - if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) { - - // Remember the original values - width = style.width; - minWidth = style.minWidth; - maxWidth = style.maxWidth; - - // Put in the new values to get a computed value out - style.minWidth = style.maxWidth = style.width = ret; - ret = computed.width; - - // Revert the changed values - style.width = width; - style.minWidth = minWidth; - style.maxWidth = maxWidth; - } - } - - return ret; - }; -} else if ( document.documentElement.currentStyle ) { - getStyles = function( elem ) { - return elem.currentStyle; - }; - - curCSS = function( elem, name, _computed ) { - var left, rs, rsLeft, - computed = _computed || getStyles( elem ), - ret = computed ? computed[ name ] : undefined, - style = elem.style; - - // Avoid setting ret to empty string here - // so we don't default to auto - if ( ret == null && style && style[ name ] ) { - ret = style[ name ]; - } - - // From the awesome hack by Dean Edwards - // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291 - - // If we're not dealing with a regular pixel number - // but a number that has a weird ending, we need to convert it to pixels - // but not position css attributes, as those are proportional to the parent element instead - // and we can't measure the parent instead because it might trigger a "stacking dolls" problem - if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) { - - // Remember the original values - left = style.left; - rs = elem.runtimeStyle; - rsLeft = rs && rs.left; - - // Put in the new values to get a computed value out - if ( rsLeft ) { - rs.left = elem.currentStyle.left; - } - style.left = name === "fontSize" ? "1em" : ret; - ret = style.pixelLeft + "px"; - - // Revert the changed values - style.left = left; - if ( rsLeft ) { - rs.left = rsLeft; - } - } - - return ret === "" ? "auto" : ret; - }; -} - -function setPositiveNumber( elem, value, subtract ) { - var matches = rnumsplit.exec( value ); - return matches ? - // Guard against undefined "subtract", e.g., when used as in cssHooks - Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) : - value; -} - -function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) { - var i = extra === ( isBorderBox ? "border" : "content" ) ? - // If we already have the right measurement, avoid augmentation - 4 : - // Otherwise initialize for horizontal or vertical properties - name === "width" ? 1 : 0, - - val = 0; - - for ( ; i < 4; i += 2 ) { - // both box models exclude margin, so add it if we want it - if ( extra === "margin" ) { - val += jQuery.css( elem, extra + cssExpand[ i ], true, styles ); - } - - if ( isBorderBox ) { - // border-box includes padding, so remove it if we want content - if ( extra === "content" ) { - val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); - } - - // at this point, extra isn't border nor margin, so remove border - if ( extra !== "margin" ) { - val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); - } - } else { - // at this point, extra isn't content, so add padding - val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); - - // at this point, extra isn't content nor padding, so add border - if ( extra !== "padding" ) { - val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); - } - } - } - - return val; -} - -function getWidthOrHeight( elem, name, extra ) { - - // Start with offset property, which is equivalent to the border-box value - var valueIsBorderBox = true, - val = name === "width" ? elem.offsetWidth : elem.offsetHeight, - styles = getStyles( elem ), - isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box"; - - // some non-html elements return undefined for offsetWidth, so check for null/undefined - // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285 - // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668 - if ( val <= 0 || val == null ) { - // Fall back to computed then uncomputed css if necessary - val = curCSS( elem, name, styles ); - if ( val < 0 || val == null ) { - val = elem.style[ name ]; - } - - // Computed unit is not pixels. Stop here and return. - if ( rnumnonpx.test(val) ) { - return val; - } - - // we need the check for style in case a browser which returns unreliable values - // for getComputedStyle silently falls back to the reliable elem.style - valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] ); - - // Normalize "", auto, and prepare for extra - val = parseFloat( val ) || 0; - } - - // use the active box-sizing model to add/subtract irrelevant styles - return ( val + - augmentWidthOrHeight( - elem, - name, - extra || ( isBorderBox ? "border" : "content" ), - valueIsBorderBox, - styles - ) - ) + "px"; -} - -// Try to determine the default display value of an element -function css_defaultDisplay( nodeName ) { - var doc = document, - display = elemdisplay[ nodeName ]; - - if ( !display ) { - display = actualDisplay( nodeName, doc ); - - // If the simple way fails, read from inside an iframe - if ( display === "none" || !display ) { - // Use the already-created iframe if possible - iframe = ( iframe || - jQuery("\n "); - - H5PIntegration.core = { - styles: [frameCss], - scripts: [frameJs] - }; - - new H5PStandalone(id, h5pContent, displayOptions); - }; -})(H5P.jQuery); -/** - * H5P.ContentType is a base class for all content types. Used by newRunnable() - * - * Functions here may be overridable by the libraries. In special cases, - * it is also possible to override H5P.ContentType on a global level. - * - * NOTE that this doesn't actually 'extend' the event dispatcher but instead - * it creates a single instance which all content types shares as their base - * prototype. (in some cases this may be the root of strange event behavior) - * - * @class - * @augments H5P.EventDispatcher - */ -H5P.ContentType = function (isRootLibrary, library) { - - function ContentType() {} - - // Inherit from EventDispatcher. - ContentType.prototype = new H5P.EventDispatcher(); - - /** - * Is library standalone or not? Not beeing standalone, means it is - * included in another library - * - * @return {Boolean} - */ - ContentType.prototype.isRoot = function () { - return isRootLibrary; - }; - - /** - * Returns the file path of a file in the current library - * @param {string} filePath The path to the file relative to the library folder - * @return {string} The full path to the file - */ - ContentType.prototype.getLibraryFilePath = function (filePath) { - return H5P.getLibraryPath(this.libraryInfo.versionedNameNoSpaces) + '/' + filePath; - }; - - return ContentType; -}; - -var H5P = H5P || {}; - -/** - * The Event class for the EventDispatcher. - * - * @class - * @param {string} type - * @param {*} data - * @param {Object} [extras] - * @param {boolean} [extras.bubbles] - * @param {boolean} [extras.external] - */ -H5P.Event = function(type, data, extras) { - this.type = type; - this.data = data; - var bubbles = false; - - // Is this an external event? - var external = false; - - // Is this event scheduled to be sent externally? - var scheduledForExternal = false; - - if (extras === undefined) { - extras = {}; - } - if (extras.bubbles === true) { - bubbles = true; - } - if (extras.external === true) { - external = true; - } - - /** - * Prevent this event from bubbling up to parent - */ - this.preventBubbling = function() { - bubbles = false; - }; - - /** - * Get bubbling status - * - * @returns {boolean} - * true if bubbling false otherwise - */ - this.getBubbles = function() { - return bubbles; - }; - - /** - * Try to schedule an event for externalDispatcher - * - * @returns {boolean} - * true if external and not already scheduled, otherwise false - */ - this.scheduleForExternal = function() { - if (external && !scheduledForExternal) { - scheduledForExternal = true; - return true; - } - return false; - }; -}; - -/** - * Callback type for event listeners. - * - * @callback H5P.EventCallback - * @param {H5P.Event} event - */ - -H5P.EventDispatcher = (function () { - - /** - * The base of the event system. - * Inherit this class if you want your H5P to dispatch events. - * - * @class - * @memberof H5P - */ - function EventDispatcher() { - var self = this; - - /** - * Keep track of listeners for each event. - * - * @private - * @type {Object} - */ - var triggers = {}; - - /** - * Add new event listener. - * - * @throws {TypeError} - * listener must be a function - * @param {string} type - * Event type - * @param {H5P.EventCallback} listener - * Event listener - * @param {Object} [thisArg] - * Optionally specify the this value when calling listener. - */ - this.on = function (type, listener, thisArg) { - if (typeof listener !== 'function') { - throw TypeError('listener must be a function'); - } - - // Trigger event before adding to avoid recursion - self.trigger('newListener', {'type': type, 'listener': listener}); - - var trigger = {'listener': listener, 'thisArg': thisArg}; - if (!triggers[type]) { - // First - triggers[type] = [trigger]; - } - else { - // Append - triggers[type].push(trigger); - } - }; - - /** - * Add new event listener that will be fired only once. - * - * @throws {TypeError} - * listener must be a function - * @param {string} type - * Event type - * @param {H5P.EventCallback} listener - * Event listener - * @param {Object} thisArg - * Optionally specify the this value when calling listener. - */ - this.once = function (type, listener, thisArg) { - if (!(listener instanceof Function)) { - throw TypeError('listener must be a function'); - } - - var once = function (event) { - self.off(event.type, once); - listener.call(this, event); - }; - - self.on(type, once, thisArg); - }; - - /** - * Remove event listener. - * If no listener is specified, all listeners will be removed. - * - * @throws {TypeError} - * listener must be a function - * @param {string} type - * Event type - * @param {H5P.EventCallback} listener - * Event listener - */ - this.off = function (type, listener) { - if (listener !== undefined && !(listener instanceof Function)) { - throw TypeError('listener must be a function'); - } - - if (triggers[type] === undefined) { - return; - } - - if (listener === undefined) { - // Remove all listeners - delete triggers[type]; - self.trigger('removeListener', type); - return; - } - - // Find specific listener - for (var i = 0; i < triggers[type].length; i++) { - if (triggers[type][i].listener === listener) { - triggers[type].splice(i, 1); - self.trigger('removeListener', type, {'listener': listener}); - break; - } - } - - // Clean up empty arrays - if (!triggers[type].length) { - delete triggers[type]; - } - }; - - /** - * Try to call all event listeners for the given event type. - * - * @private - * @param {string} Event type - */ - var call = function (type, event) { - if (triggers[type] === undefined) { - return; - } - - // Clone array (prevents triggers from being modified during the event) - var handlers = triggers[type].slice(); - - // Call all listeners - for (var i = 0; i < handlers.length; i++) { - var trigger = handlers[i]; - var thisArg = (trigger.thisArg ? trigger.thisArg : this); - trigger.listener.call(thisArg, event); - } - }; - - /** - * Dispatch event. - * - * @param {string|H5P.Event} event - * Event object or event type as string - * @param {*} [eventData] - * Custom event data(used when event type as string is used as first - * argument). - * @param {Object} [extras] - * @param {boolean} [extras.bubbles] - * @param {boolean} [extras.external] - */ - this.trigger = function (event, eventData, extras) { - if (event === undefined) { - return; - } - if (event instanceof String || typeof event === 'string') { - event = new H5P.Event(event, eventData, extras); - } - else if (eventData !== undefined) { - event.data = eventData; - } - - // Check to see if this event should go externally after all triggering and bubbling is done - var scheduledForExternal = event.scheduleForExternal(); - - // Call all listeners - call.call(this, event.type, event); - - // Call all * listeners - call.call(this, '*', event); - - // Bubble - if (event.getBubbles() && self.parent instanceof H5P.EventDispatcher && - (self.parent.trigger instanceof Function || typeof self.parent.trigger === 'function')) { - self.parent.trigger(event); - } - - if (scheduledForExternal) { - H5P.externalDispatcher.trigger.call(this, event); - } - }; - } - - return EventDispatcher; -})(); - -var H5P = H5P || {}; - -/** - * Used for xAPI events. - * - * @class - * @extends H5P.Event - */ -H5P.XAPIEvent = function () { - H5P.Event.call(this, 'xAPI', {'statement': {}}, {bubbles: true, external: true}); -}; - -H5P.XAPIEvent.prototype = Object.create(H5P.Event.prototype); -H5P.XAPIEvent.prototype.constructor = H5P.XAPIEvent; - -/** - * Set scored result statements. - * - * @param {number} score - * @param {number} maxScore - * @param {object} instance - * @param {boolean} completion - * @param {boolean} success - */ -H5P.XAPIEvent.prototype.setScoredResult = function (score, maxScore, instance, completion, success) { - this.data.statement.result = {}; - - if (typeof score !== 'undefined') { - if (typeof maxScore === 'undefined') { - this.data.statement.result.score = {'raw': score}; - } - else { - this.data.statement.result.score = { - 'min': 0, - 'max': maxScore, - 'raw': score - }; - if (maxScore > 0) { - this.data.statement.result.score.scaled = Math.round(score / maxScore * 10000) / 10000; - } - } - } - - if (typeof completion === 'undefined') { - this.data.statement.result.completion = (this.getVerb() === 'completed' || this.getVerb() === 'answered'); - } - else { - this.data.statement.result.completion = completion; - } - - if (typeof success !== 'undefined') { - this.data.statement.result.success = success; - } - - if (instance && instance.activityStartTime) { - var duration = Math.round((Date.now() - instance.activityStartTime ) / 10) / 100; - // xAPI spec allows a precision of 0.01 seconds - - this.data.statement.result.duration = 'PT' + duration + 'S'; - } -}; - -/** - * Set a verb. - * - * @param {string} verb - * Verb in short form, one of the verbs defined at - * {@link http://adlnet.gov/expapi/verbs/|ADL xAPI Vocabulary} - * - */ -H5P.XAPIEvent.prototype.setVerb = function (verb) { - if (H5P.jQuery.inArray(verb, H5P.XAPIEvent.allowedXAPIVerbs) !== -1) { - this.data.statement.verb = { - 'id': 'http://adlnet.gov/expapi/verbs/' + verb, - 'display': { - 'en-US': verb - } - }; - } - else if (verb.id !== undefined) { - this.data.statement.verb = verb; - } -}; - -/** - * Get the statements verb id. - * - * @param {boolean} full - * if true the full verb id prefixed by http://adlnet.gov/expapi/verbs/ - * will be returned - * @returns {string} - * Verb or null if no verb with an id has been defined - */ -H5P.XAPIEvent.prototype.getVerb = function (full) { - var statement = this.data.statement; - if ('verb' in statement) { - if (full === true) { - return statement.verb; - } - return statement.verb.id.slice(31); - } - else { - return null; - } -}; - -/** - * Set the object part of the statement. - * - * The id is found automatically (the url to the content) - * - * @param {Object} instance - * The H5P instance - */ -H5P.XAPIEvent.prototype.setObject = function (instance) { - if (instance.contentId) { - this.data.statement.object = { - 'id': this.getContentXAPIId(instance), - 'objectType': 'Activity', - 'definition': { - 'extensions': { - 'http://h5p.org/x-api/h5p-local-content-id': instance.contentId - } - } - }; - if (instance.subContentId) { - this.data.statement.object.definition.extensions['http://h5p.org/x-api/h5p-subContentId'] = instance.subContentId; - // Don't set titles on main content, title should come from publishing platform - if (typeof instance.getTitle === 'function') { - this.data.statement.object.definition.name = { - "en-US": instance.getTitle() - }; - } - } - else { - if (H5PIntegration && H5PIntegration.contents && H5PIntegration.contents['cid-' + instance.contentId].title) { - this.data.statement.object.definition.name = { - "en-US": H5P.createTitle(H5PIntegration.contents['cid-' + instance.contentId].title) - }; - } - } - } -}; - -/** - * Set the context part of the statement. - * - * @param {Object} instance - * The H5P instance - */ -H5P.XAPIEvent.prototype.setContext = function (instance) { - if (instance.parent && (instance.parent.contentId || instance.parent.subContentId)) { - var parentId = instance.parent.subContentId === undefined ? instance.parent.contentId : instance.parent.subContentId; - this.data.statement.context = { - "contextActivities": { - "parent": [ - { - "id": this.getContentXAPIId(instance.parent), - "objectType": "Activity" - } - ] - } - }; - } - if (instance.libraryInfo) { - if (this.data.statement.context === undefined) { - this.data.statement.context = {"contextActivities":{}}; - } - this.data.statement.context.contextActivities.category = [ - { - "id": "http://h5p.org/libraries/" + instance.libraryInfo.versionedNameNoSpaces, - "objectType": "Activity" - } - ]; - } -}; - -/** - * Set the actor. Email and name will be added automatically. - */ -H5P.XAPIEvent.prototype.setActor = function () { - if (H5PIntegration.user !== undefined) { - this.data.statement.actor = { - 'name': H5PIntegration.user.name, - 'mbox': 'mailto:' + H5PIntegration.user.mail, - 'objectType': 'Agent' - }; - } - else { - var uuid; - try { - if (localStorage.H5PUserUUID) { - uuid = localStorage.H5PUserUUID; - } - else { - uuid = H5P.createUUID(); - localStorage.H5PUserUUID = uuid; - } - } - catch (err) { - // LocalStorage and Cookies are probably disabled. Do not track the user. - uuid = 'not-trackable-' + H5P.createUUID(); - } - this.data.statement.actor = { - 'account': { - 'name': uuid, - 'homePage': H5PIntegration.siteUrl - }, - 'objectType': 'Agent' - }; - } -}; - -/** - * Get the max value of the result - score part of the statement - * - * @returns {number} - * The max score, or null if not defined - */ -H5P.XAPIEvent.prototype.getMaxScore = function() { - return this.getVerifiedStatementValue(['result', 'score', 'max']); -}; - -/** - * Get the raw value of the result - score part of the statement - * - * @returns {number} - * The score, or null if not defined - */ -H5P.XAPIEvent.prototype.getScore = function() { - return this.getVerifiedStatementValue(['result', 'score', 'raw']); -}; - -/** - * Get content xAPI ID. - * - * @param {Object} instance - * The H5P instance - */ -H5P.XAPIEvent.prototype.getContentXAPIId = function (instance) { - var xAPIId; - if (instance.contentId && H5PIntegration && H5PIntegration.contents) { - xAPIId = H5PIntegration.contents['cid-' + instance.contentId].url; - if (instance.subContentId) { - xAPIId += '?subContentId=' + instance.subContentId; - } - } - return xAPIId; -}; - -/** - * Check if this event is sent from a child (i.e not from grandchild) - * - * @return {Boolean} - */ -H5P.XAPIEvent.prototype.isFromChild = function () { - var parentId = this.getVerifiedStatementValue(['context', 'contextActivities', 'parent', 0, 'id']); - return !parentId || parentId.indexOf('subContentId') === -1; -} - -/** - * Figure out if a property exists in the statement and return it - * - * @param {string[]} keys - * List describing the property we're looking for. For instance - * ['result', 'score', 'raw'] for result.score.raw - * @returns {*} - * The value of the property if it is set, null otherwise. - */ -H5P.XAPIEvent.prototype.getVerifiedStatementValue = function(keys) { - var val = this.data.statement; - for (var i = 0; i < keys.length; i++) { - if (val[keys[i]] === undefined) { - return null; - } - val = val[keys[i]]; - } - return val; -}; - -/** - * List of verbs defined at {@link http://adlnet.gov/expapi/verbs/|ADL xAPI Vocabulary} - * - * @type Array - */ -H5P.XAPIEvent.allowedXAPIVerbs = [ - 'answered', - 'asked', - 'attempted', - 'attended', - 'commented', - 'completed', - 'exited', - 'experienced', - 'failed', - 'imported', - 'initialized', - 'interacted', - 'launched', - 'mastered', - 'passed', - 'preferred', - 'progressed', - 'registered', - 'responded', - 'resumed', - 'scored', - 'shared', - 'suspended', - 'terminated', - 'voided', - - // Custom verbs used for action toolbar below content - 'downloaded', - 'accessed-embed', - 'accessed-copyright' -]; - -var H5P = H5P || {}; - -/** - * The external event dispatcher. Others, outside of H5P may register and - * listen for H5P Events here. - * - * @type {H5P.EventDispatcher} - */ -H5P.externalDispatcher = new H5P.EventDispatcher(); - -// EventDispatcher extensions - -/** - * Helper function for triggering xAPI added to the EventDispatcher. - * - * @param {string} verb - * The short id of the verb we want to trigger - * @param {Oject} [extra] - * Extra properties for the xAPI statement - */ -H5P.EventDispatcher.prototype.triggerXAPI = function (verb, extra) { - this.trigger(this.createXAPIEventTemplate(verb, extra)); -}; - -/** - * Helper function to create event templates added to the EventDispatcher. - * - * Will in the future be used to add representations of the questions to the - * statements. - * - * @param {string} verb - * Verb id in short form - * @param {Object} [extra] - * Extra values to be added to the statement - * @returns {H5P.XAPIEvent} - * Instance - */ -H5P.EventDispatcher.prototype.createXAPIEventTemplate = function (verb, extra) { - var event = new H5P.XAPIEvent(); - - event.setActor(); - event.setVerb(verb); - if (extra !== undefined) { - for (var i in extra) { - event.data.statement[i] = extra[i]; - } - } - if (!('object' in event.data.statement)) { - event.setObject(this); - } - if (!('context' in event.data.statement)) { - event.setContext(this); - } - return event; -}; - -/** - * Helper function to create xAPI completed events - * - * DEPRECATED - USE triggerXAPIScored instead - * - * @deprecated - * since 1.5, use triggerXAPIScored instead. - * @param {number} score - * Will be set as the 'raw' value of the score object - * @param {number} maxScore - * will be set as the "max" value of the score object - * @param {boolean} success - * will be set as the "success" value of the result object - */ -H5P.EventDispatcher.prototype.triggerXAPICompleted = function (score, maxScore, success) { - this.triggerXAPIScored(score, maxScore, 'completed', true, success); -}; - -/** - * Helper function to create scored xAPI events - * - * @param {number} score - * Will be set as the 'raw' value of the score object - * @param {number} maxScore - * Will be set as the "max" value of the score object - * @param {string} verb - * Short form of adl verb - * @param {boolean} completion - * Is this a statement from a completed activity? - * @param {boolean} success - * Is this a statement from an activity that was done successfully? - */ -H5P.EventDispatcher.prototype.triggerXAPIScored = function (score, maxScore, verb, completion, success) { - var event = this.createXAPIEventTemplate(verb); - event.setScoredResult(score, maxScore, this, completion, success); - this.trigger(event); -}; - -H5P.EventDispatcher.prototype.setActivityStarted = function() { - if (this.activityStartTime === undefined) { - // Don't trigger xAPI events in the editor - if (this.contentId !== undefined && - H5PIntegration.contents !== undefined && - H5PIntegration.contents['cid-' + this.contentId] !== undefined) { - this.triggerXAPI('attempted'); - } - this.activityStartTime = Date.now(); - } -}; - -/** - * Internal H5P function listening for xAPI completed events and stores scores - * - * @param {H5P.XAPIEvent} event - */ -H5P.xAPICompletedListener = function (event) { - if ((event.getVerb() === 'completed' || event.getVerb() === 'answered') && !event.getVerifiedStatementValue(['context', 'contextActivities', 'parent'])) { - var score = event.getScore(); - var maxScore = event.getMaxScore(); - var contentId = event.getVerifiedStatementValue(['object', 'definition', 'extensions', 'http://h5p.org/x-api/h5p-local-content-id']); - H5P.setFinished(contentId, score, maxScore); - } -}; - -/*jshint multistr: true */ -// TODO: Should we split up the generic parts needed by the editor(and others), and the parts needed to "run" H5Ps? - -/** @namespace */ -var H5P = H5P || {}; - -/** - * Tells us if we're inside of an iframe. - * @member {boolean} - */ -H5P.isFramed = (window.self !== window.parent); - -/** - * jQuery instance of current window. - * @member {H5P.jQuery} - */ -H5P.$window = H5P.jQuery(window); - -/** - * List over H5P instances on the current page. - * @member {Array} - */ -H5P.instances = []; - -// Detect if we support fullscreen, and what prefix to use. -if (document.documentElement.requestFullScreen) { - /** - * Browser prefix to use when entering fullscreen mode. - * undefined means no fullscreen support. - * @member {string} - */ - H5P.fullScreenBrowserPrefix = ''; -} -else if (document.documentElement.webkitRequestFullScreen) { - H5P.safariBrowser = navigator.userAgent.match(/version\/([.\d]+)/i); - H5P.safariBrowser = (H5P.safariBrowser === null ? 0 : parseInt(H5P.safariBrowser[1])); - - // Do not allow fullscreen for safari < 7. - if (H5P.safariBrowser === 0 || H5P.safariBrowser > 6) { - H5P.fullScreenBrowserPrefix = 'webkit'; - } -} -else if (document.documentElement.mozRequestFullScreen) { - H5P.fullScreenBrowserPrefix = 'moz'; -} -else if (document.documentElement.msRequestFullscreen) { - H5P.fullScreenBrowserPrefix = 'ms'; -} - -/** - * Keep track of when the H5Ps where started. - * - * @type {Object[]} - */ -H5P.opened = {}; - -/** - * Initialize H5P content. - * Scans for ".h5p-content" in the document and initializes H5P instances where found. - * - * @param {Object} target DOM Element - */ -H5P.init = function (target) { - // Useful jQuery object. - if (H5P.$body === undefined) { - H5P.$body = H5P.jQuery(document.body); - } - - // Determine if we can use full screen - if (H5P.fullscreenSupported === undefined) { - /** - * Use this variable to check if fullscreen is supported. Fullscreen can be - * restricted when embedding since not all browsers support the native - * fullscreen, and the semi-fullscreen solution doesn't work when embedded. - * @type {boolean} - */ - H5P.fullscreenSupported = !(H5P.isFramed && H5P.externalEmbed !== false) || !!(document.fullscreenEnabled || document.webkitFullscreenEnabled || document.mozFullScreenEnabled); - // We should consider document.msFullscreenEnabled when they get their - // element sizing corrected. Ref. https://connect.microsoft.com/IE/feedback/details/838286/ie-11-incorrectly-reports-dom-element-sizes-in-fullscreen-mode-when-fullscreened-element-is-within-an-iframe - } - - // Deprecated variable, kept to maintain backwards compatability - if (H5P.canHasFullScreen === undefined) { - /** - * @deprecated since version 1.11 - * @type {boolean} - */ - H5P.canHasFullScreen = H5P.fullscreenSupported; - } - - // H5Ps added in normal DIV. - var $containers = H5P.jQuery('.h5p-content:not(.h5p-initialized)', target).each(function () { - var $element = H5P.jQuery(this).addClass('h5p-initialized'); - var $container = H5P.jQuery('
').appendTo($element); - var contentId = $element.data('content-id'); - var contentData = H5PIntegration.contents['cid-' + contentId]; - if (contentData === undefined) { - return H5P.error('No data for content id ' + contentId + '. Perhaps the library is gone?'); - } - var library = { - library: contentData.library, - params: JSON.parse(contentData.jsonContent) - }; - - H5P.getUserData(contentId, 'state', function (err, previousState) { - if (previousState) { - library.userDatas = { - state: previousState - }; - } - else if (previousState === null && H5PIntegration.saveFreq) { - // Content has been reset. Display dialog. - delete contentData.contentUserData; - var dialog = new H5P.Dialog('content-user-data-reset', 'Data Reset', '

' + H5P.t('contentChanged') + '

' + H5P.t('startingOver') + '

OK
', $container); - H5P.jQuery(dialog).on('dialog-opened', function (event, $dialog) { - - var closeDialog = function (event) { - if (event.type === 'click' || event.which === 32) { - dialog.close(); - H5P.deleteUserData(contentId, 'state', 0); - } - }; - - $dialog.find('.h5p-dialog-ok-button').click(closeDialog).keypress(closeDialog); - }); - dialog.open(); - } - // If previousState is false we don't have a previous state - }); - - // Create new instance. - var instance = H5P.newRunnable(library, contentId, $container, true, {standalone: true}); - - // Check if we should add and display a fullscreen button for this H5P. - if (contentData.fullScreen == 1 && H5P.fullscreenSupported) { - H5P.jQuery( - '
' + - '
' + - '
' + - '
') - .prependTo($container) - .children() - .click(function () { - H5P.fullScreen($container, instance); - }) - .keydown(function (e) { - if (e.which === 32 || e.which === 13) { - H5P.fullScreen($container, instance); - return false; - } - }) - ; - } - - /** - * Create action bar - */ - var displayOptions = contentData.displayOptions; - var displayFrame = false; - if (displayOptions.frame) { - // Special handling of copyrights - if (displayOptions.copyright) { - var copyrights = H5P.getCopyrights(instance, library.params, contentId); - if (!copyrights) { - displayOptions.copyright = false; - } - } - - // Create action bar - var actionBar = new H5P.ActionBar(displayOptions); - var $actions = actionBar.getDOMElement(); - - actionBar.on('download', function () { - window.location.href = contentData.exportUrl; - instance.triggerXAPI('downloaded'); - }); - actionBar.on('copyrights', function () { - var dialog = new H5P.Dialog('copyrights', H5P.t('copyrightInformation'), copyrights, $container); - dialog.open(); - instance.triggerXAPI('accessed-copyright'); - }); - actionBar.on('embed', function () { - H5P.openEmbedDialog($actions, contentData.embedCode, contentData.resizeCode, { - width: $element.width(), - height: $element.height() - }); - instance.triggerXAPI('accessed-embed'); - }); - - if (actionBar.hasActions()) { - displayFrame = true; - $actions.insertAfter($container); - } - } - - $element.addClass(displayFrame ? 'h5p-frame' : 'h5p-no-frame'); - - // Keep track of when we started - H5P.opened[contentId] = new Date(); - - // Handle events when the user finishes the content. Useful for logging exercise results. - H5P.on(instance, 'finish', function (event) { - if (event.data !== undefined) { - H5P.setFinished(contentId, event.data.score, event.data.maxScore, event.data.time); - } - }); - - // Listen for xAPI events. - H5P.on(instance, 'xAPI', H5P.xAPICompletedListener); - - // Auto save current state if supported - if (H5PIntegration.saveFreq !== false && ( - instance.getCurrentState instanceof Function || - typeof instance.getCurrentState === 'function')) { - - var saveTimer, save = function () { - var state = instance.getCurrentState(); - if (state !== undefined) { - H5P.setUserData(contentId, 'state', state, {deleteOnChange: true}); - } - if (H5PIntegration.saveFreq) { - // Continue autosave - saveTimer = setTimeout(save, H5PIntegration.saveFreq * 1000); - } - }; - - if (H5PIntegration.saveFreq) { - // Start autosave - saveTimer = setTimeout(save, H5PIntegration.saveFreq * 1000); - } - - // xAPI events will schedule a save in three seconds. - H5P.on(instance, 'xAPI', function (event) { - var verb = event.getVerb(); - if (verb === 'completed' || verb === 'progressed') { - clearTimeout(saveTimer); - saveTimer = setTimeout(save, 3000); - } - }); - } - - if (H5P.isFramed) { - var resizeDelay; - if (H5P.externalEmbed === false) { - // Internal embed - // Make it possible to resize the iframe when the content changes size. This way we get no scrollbars. - var iframe = window.frameElement; - var resizeIframe = function () { - if (window.parent.H5P.isFullscreen) { - return; // Skip if full screen. - } - - // Retain parent size to avoid jumping/scrolling - var parentHeight = iframe.parentElement.style.height; - iframe.parentElement.style.height = iframe.parentElement.clientHeight + 'px'; - - // Reset iframe height, in case content has shrinked. - iframe.style.height = '1px'; - - // Resize iframe so all content is visible. - iframe.style.height = (iframe.contentDocument.body.scrollHeight) + 'px'; - - // Free parent - iframe.parentElement.style.height = parentHeight; - }; - - H5P.on(instance, 'resize', function () { - // Use a delay to make sure iframe is resized to the correct size. - clearTimeout(resizeDelay); - resizeDelay = setTimeout(function () { - resizeIframe(); - }, 1); - }); - } - else if (H5P.communicator) { - // External embed - var parentIsFriendly = false; - - // Handle that the resizer is loaded after the iframe - H5P.communicator.on('ready', function () { - H5P.communicator.send('hello'); - }); - - // Handle hello message from our parent window - H5P.communicator.on('hello', function () { - // Initial setup/handshake is done - parentIsFriendly = true; - - // Make iframe responsive - document.body.style.height = 'auto'; - - // Hide scrollbars for correct size - document.body.style.overflow = 'hidden'; - - // Content need to be resized to fit the new iframe size - H5P.trigger(instance, 'resize'); - }); - - // When resize has been prepared tell parent window to resize - H5P.communicator.on('resizePrepared', function (data) { - H5P.communicator.send('resize', { - scrollHeight: document.body.scrollHeight - }); - }); - - H5P.communicator.on('resize', function () { - H5P.trigger(instance, 'resize'); - }); - - H5P.on(instance, 'resize', function () { - if (H5P.isFullscreen) { - return; // Skip iframe resize - } - - // Use a delay to make sure iframe is resized to the correct size. - clearTimeout(resizeDelay); - resizeDelay = setTimeout(function () { - // Only resize if the iframe can be resized - if (parentIsFriendly) { - H5P.communicator.send('prepareResize', { - scrollHeight: document.body.scrollHeight, - clientHeight: document.body.clientHeight - }); - } - else { - H5P.communicator.send('hello'); - } - }, 0); - }); - } - } - - if (!H5P.isFramed || H5P.externalEmbed === false) { - // Resize everything when window is resized. - H5P.jQuery(window.parent).resize(function () { - if (window.parent.H5P.isFullscreen) { - // Use timeout to avoid bug in certain browsers when exiting fullscreen. Some browser will trigger resize before the fullscreenchange event. - H5P.trigger(instance, 'resize'); - } - else { - H5P.trigger(instance, 'resize'); - } - }); - } - - H5P.instances.push(instance); - - // Resize content. - H5P.trigger(instance, 'resize'); - }); - - // Insert H5Ps that should be in iframes. - H5P.jQuery('iframe.h5p-iframe:not(.h5p-initialized)', target).each(function () { - var contentId = H5P.jQuery(this).addClass('h5p-initialized').data('content-id'); - this.contentDocument.open(); - this.contentDocument.write('' + H5P.getHeadTags(contentId) + '
'); - this.contentDocument.close(); - }); -}; - -/** - * Loop through assets for iframe content and create a set of tags for head. - * - * @private - * @param {number} contentId - * @returns {string} HTML - */ -H5P.getHeadTags = function (contentId) { - var createStyleTags = function (styles) { - var tags = ''; - for (var i = 0; i < styles.length; i++) { - tags += ''; - } - return tags; - }; - - var createScriptTags = function (scripts) { - var tags = ''; - for (var i = 0; i < scripts.length; i++) { - tags += ''; - } - return tags; - }; - - return '' + - createStyleTags(H5PIntegration.core.styles) + - createStyleTags(H5PIntegration.contents['cid-' + contentId].styles) + - createScriptTags(H5PIntegration.core.scripts) + - createScriptTags(H5PIntegration.contents['cid-' + contentId].scripts) + - ''; -}; - -/** - * When embedded the communicator helps talk to the parent page. - * - * @type {Communicator} - */ -H5P.communicator = (function () { - /** - * @class - * @private - */ - function Communicator() { - var self = this; - - // Maps actions to functions - var actionHandlers = {}; - - // Register message listener - window.addEventListener('message', function receiveMessage(event) { - if (window.parent !== event.source || event.data.context !== 'h5p') { - return; // Only handle messages from parent and in the correct context - } - - if (actionHandlers[event.data.action] !== undefined) { - actionHandlers[event.data.action](event.data); - } - } , false); - - - /** - * Register action listener. - * - * @param {string} action What you are waiting for - * @param {function} handler What you want done - */ - self.on = function (action, handler) { - actionHandlers[action] = handler; - }; - - /** - * Send a message to the all mighty father. - * - * @param {string} action - * @param {Object} [data] payload - */ - self.send = function (action, data) { - if (data === undefined) { - data = {}; - } - data.context = 'h5p'; - data.action = action; - - // Parent origin can be anything - window.parent.postMessage(data, '*'); - }; - } - - return (window.postMessage && window.addEventListener ? new Communicator() : undefined); -})(); - -/** - * Enter semi fullscreen for the given H5P instance - * - * @param {H5P.jQuery} $element Content container. - * @param {Object} instance - * @param {function} exitCallback Callback function called when user exits fullscreen. - * @param {H5P.jQuery} $body For internal use. Gives the body of the iframe. - */ -H5P.semiFullScreen = function ($element, instance, exitCallback, body) { - H5P.fullScreen($element, instance, exitCallback, body, true); -}; - -/** - * Enter fullscreen for the given H5P instance. - * - * @param {H5P.jQuery} $element Content container. - * @param {Object} instance - * @param {function} exitCallback Callback function called when user exits fullscreen. - * @param {H5P.jQuery} $body For internal use. Gives the body of the iframe. - * @param {Boolean} forceSemiFullScreen - */ -H5P.fullScreen = function ($element, instance, exitCallback, body, forceSemiFullScreen) { - if (H5P.exitFullScreen !== undefined) { - return; // Cannot enter new fullscreen until previous is over - } - - if (H5P.isFramed && H5P.externalEmbed === false) { - // Trigger resize on wrapper in parent window. - window.parent.H5P.fullScreen($element, instance, exitCallback, H5P.$body.get(), forceSemiFullScreen); - H5P.isFullscreen = true; - H5P.exitFullScreen = function () { - window.parent.H5P.exitFullScreen(); - }; - H5P.on(instance, 'exitFullScreen', function () { - H5P.isFullscreen = false; - H5P.exitFullScreen = undefined; - }); - return; - } - - var $container = $element; - var $classes, $iframe; - if (body === undefined) { - $body = H5P.$body; - } - else { - // We're called from an iframe. - $body = H5P.jQuery(body); - $classes = $body.add($element.get()); - var iframeSelector = '#h5p-iframe-' + $element.parent().data('content-id'); - $iframe = H5P.jQuery(iframeSelector); - $element = $iframe.parent(); // Put iframe wrapper in fullscreen, not container. - } - - $classes = $element.add(H5P.$body).add($classes); - - /** - * Prepare for resize by setting the correct styles. - * - * @private - * @param {string} classes CSS - */ - var before = function (classes) { - $classes.addClass(classes); - - if ($iframe !== undefined) { - // Set iframe to its default size(100%). - $iframe.css('height', ''); - } - }; - - /** - * Gets called when fullscreen mode has been entered. - * Resizes and sets focus on content. - * - * @private - */ - var entered = function () { - // Do not rely on window resize events. - H5P.trigger(instance, 'resize'); - H5P.trigger(instance, 'focus'); - H5P.trigger(instance, 'enterFullScreen'); - }; - - /** - * Gets called when fullscreen mode has been exited. - * Resizes and sets focus on content. - * - * @private - * @param {string} classes CSS - */ - var done = function (classes) { - H5P.isFullscreen = false; - $classes.removeClass(classes); - - // Do not rely on window resize events. - H5P.trigger(instance, 'resize'); - H5P.trigger(instance, 'focus'); - - H5P.exitFullScreen = undefined; - if (exitCallback !== undefined) { - exitCallback(); - } - - H5P.trigger(instance, 'exitFullScreen'); - }; - - H5P.isFullscreen = true; - if (H5P.fullScreenBrowserPrefix === undefined || forceSemiFullScreen === true) { - // Create semi fullscreen. - - if (H5P.isFramed) { - return; // TODO: Should we support semi-fullscreen for IE9 & 10 ? - } - - before('h5p-semi-fullscreen'); - var $disable = H5P.jQuery('
').appendTo($container.find('.h5p-content-controls')); - var keyup, disableSemiFullscreen = H5P.exitFullScreen = function () { - if (prevViewportContent) { - // Use content from the previous viewport tag - h5pViewport.content = prevViewportContent; - } - else { - // Remove viewport tag - head.removeChild(h5pViewport); - } - $disable.remove(); - $body.unbind('keyup', keyup); - done('h5p-semi-fullscreen'); - }; - keyup = function (event) { - if (event.keyCode === 27) { - disableSemiFullscreen(); - } - }; - $disable.click(disableSemiFullscreen); - $body.keyup(keyup); - - // Disable zoom - var prevViewportContent, h5pViewport; - var metaTags = document.getElementsByTagName('meta'); - for (var i = 0; i < metaTags.length; i++) { - if (metaTags[i].name === 'viewport') { - // Use the existing viewport tag - h5pViewport = metaTags[i]; - prevViewportContent = h5pViewport.content; - break; - } - } - if (!prevViewportContent) { - // Create a new viewport tag - h5pViewport = document.createElement('meta'); - h5pViewport.name = 'viewport'; - } - h5pViewport.content = 'width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0'; - if (!prevViewportContent) { - // Insert the new viewport tag - var head = document.getElementsByTagName('head')[0]; - head.appendChild(h5pViewport); - } - - entered(); - } - else { - // Create real fullscreen. - - before('h5p-fullscreen'); - var first, eventName = (H5P.fullScreenBrowserPrefix === 'ms' ? 'MSFullscreenChange' : H5P.fullScreenBrowserPrefix + 'fullscreenchange'); - document.addEventListener(eventName, function () { - if (first === undefined) { - // We are entering fullscreen mode - first = false; - entered(); - return; - } - - // We are exiting fullscreen - done('h5p-fullscreen'); - // noinspection JSAnnotator - document.removeEventListener(eventName, arguments.callee, false); - }); - - if (H5P.fullScreenBrowserPrefix === '') { - $element[0].requestFullScreen(); - } - else { - var method = (H5P.fullScreenBrowserPrefix === 'ms' ? 'msRequestFullscreen' : H5P.fullScreenBrowserPrefix + 'RequestFullScreen'); - var params = (H5P.fullScreenBrowserPrefix === 'webkit' && H5P.safariBrowser === 0 ? Element.ALLOW_KEYBOARD_INPUT : undefined); - $element[0][method](params); - } - - // Allows everone to exit - H5P.exitFullScreen = function () { - if (H5P.fullScreenBrowserPrefix === '') { - document.exitFullscreen(); - } - else if (H5P.fullScreenBrowserPrefix === 'moz') { - document.mozCancelFullScreen(); - } - else { - document[H5P.fullScreenBrowserPrefix + 'ExitFullscreen'](); - } - }; - } -}; - -/** - * Find the path to the content files based on the id of the content. - * Also identifies and returns absolute paths. - * - * @param {string} path - * Relative to content folder or absolute. - * @param {number} contentId - * ID of the content requesting the path. - * @returns {string} - * Complete URL to path. - */ -H5P.getPath = function (path, contentId) { - var hasProtocol = function (path) { - return path.match(/^[a-z0-9]+:\/\//i); - }; - - if (hasProtocol(path)) { - return path; - } - - var prefix; - var isTmpFile = (path.substr(-4,4) === '#tmp'); - if (contentId !== undefined && !isTmpFile) { - // Check for custom override URL - if (H5PIntegration.contents !== undefined && - H5PIntegration.contents['cid-' + contentId]) { - prefix = H5PIntegration.contents['cid-' + contentId].contentUrl; - } - if (!prefix) { - prefix = H5PIntegration.url + '/content/' + contentId; - } - } - else if (window.H5PEditor !== undefined) { - prefix = H5PEditor.filesPath; - } - else { - return; - } - - if (!hasProtocol(prefix)) { - // Use absolute urls - prefix = window.location.protocol + "//" + window.location.host + prefix; - } - - return prefix + '/' + path; -}; - -/** - * THIS FUNCTION IS DEPRECATED, USE getPath INSTEAD - * Will be remove march 2016. - * - * Find the path to the content files folder based on the id of the content - * - * @deprecated - * Will be removed march 2016. - * @param contentId - * Id of the content requesting the path - * @returns {string} - * URL - */ -H5P.getContentPath = function (contentId) { - return H5PIntegration.url + '/content/' + contentId; -}; - -/** - * Get library class constructor from H5P by classname. - * Note that this class will only work for resolve "H5P.NameWithoutDot". - * Also check out {@link H5P.newRunnable} - * - * Used from libraries to construct instances of other libraries' objects by name. - * - * @param {string} name Name of library - * @returns {Object} Class constructor - */ -H5P.classFromName = function (name) { - var arr = name.split("."); - return this[arr[arr.length - 1]]; -}; - -/** - * A safe way of creating a new instance of a runnable H5P. - * - * @param {Object} library - * Library/action object form params. - * @param {number} contentId - * Identifies the content. - * @param {H5P.jQuery} [$attachTo] - * Element to attach the instance to. - * @param {boolean} [skipResize] - * Skip triggering of the resize event after attaching. - * @param {Object} [extras] - * Extra parameters for the H5P content constructor - * @returns {Object} - * Instance. - */ -H5P.newRunnable = function (library, contentId, $attachTo, skipResize, extras) { - var nameSplit, versionSplit, machineName; - try { - nameSplit = library.library.split(' ', 2); - machineName = nameSplit[0]; - versionSplit = nameSplit[1].split('.', 2); - } - catch (err) { - return H5P.error('Invalid library string: ' + library.library); - } - - if ((library.params instanceof Object) !== true || (library.params instanceof Array) === true) { - H5P.error('Invalid library params for: ' + library.library); - return H5P.error(library.params); - } - - // Find constructor function - var constructor; - try { - nameSplit = nameSplit[0].split('.'); - constructor = window; - for (var i = 0; i < nameSplit.length; i++) { - constructor = constructor[nameSplit[i]]; - } - if (typeof constructor !== 'function') { - throw null; - } - } - catch (err) { - return H5P.error('Unable to find constructor for: ' + library.library); - } - - if (extras === undefined) { - extras = {}; - } - if (library.subContentId) { - extras.subContentId = library.subContentId; - } - - if (library.userDatas && library.userDatas.state && H5PIntegration.saveFreq) { - extras.previousState = library.userDatas.state; - } - - // Makes all H5P libraries extend H5P.ContentType: - var standalone = extras.standalone || false; - // This order makes it possible for an H5P library to override H5P.ContentType functions! - constructor.prototype = H5P.jQuery.extend({}, H5P.ContentType(standalone).prototype, constructor.prototype); - - var instance; - // Some old library versions have their own custom third parameter. - // Make sure we don't send them the extras. - // (they will interpret it as something else) - if (H5P.jQuery.inArray(library.library, ['H5P.CoursePresentation 1.0', 'H5P.CoursePresentation 1.1', 'H5P.CoursePresentation 1.2', 'H5P.CoursePresentation 1.3']) > -1) { - instance = new constructor(library.params, contentId); - } - else { - instance = new constructor(library.params, contentId, extras); - } - - if (instance.$ === undefined) { - instance.$ = H5P.jQuery(instance); - } - - if (instance.contentId === undefined) { - instance.contentId = contentId; - } - if (instance.subContentId === undefined && library.subContentId) { - instance.subContentId = library.subContentId; - } - if (instance.parent === undefined && extras && extras.parent) { - instance.parent = extras.parent; - } - if (instance.libraryInfo === undefined) { - instance.libraryInfo = { - versionedName: library.library, - versionedNameNoSpaces: machineName + '-' + versionSplit[0] + '.' + versionSplit[1], - machineName: machineName, - majorVersion: versionSplit[0], - minorVersion: versionSplit[1] - }; - } - - if ($attachTo !== undefined) { - $attachTo.toggleClass('h5p-standalone', standalone); - instance.attach($attachTo); - H5P.trigger(instance, 'domChanged', { - '$target': $attachTo, - 'library': machineName, - 'key': 'newLibrary' - }, {'bubbles': true, 'external': true}); - - if (skipResize === undefined || !skipResize) { - // Resize content. - H5P.trigger(instance, 'resize'); - } - } - return instance; -}; - -/** - * Used to print useful error messages. (to JavaScript error console) - * - * @param {*} err Error to print. - */ -H5P.error = function (err) { - if (window.console !== undefined && console.error !== undefined) { - console.error(err.stack ? err.stack : err); - } -}; - -/** - * Translate text strings. - * - * @param {string} key - * Translation identifier, may only contain a-zA-Z0-9. No spaces or special chars. - * @param {Object} [vars] - * Data for placeholders. - * @param {string} [ns] - * Translation namespace. Defaults to H5P. - * @returns {string} - * Translated text - */ -H5P.t = function (key, vars, ns) { - if (ns === undefined) { - ns = 'H5P'; - } - - if (H5PIntegration.l10n[ns] === undefined) { - return '[Missing translation namespace "' + ns + '"]'; - } - - if (H5PIntegration.l10n[ns][key] === undefined) { - return '[Missing translation "' + key + '" in "' + ns + '"]'; - } - - var translation = H5PIntegration.l10n[ns][key]; - - if (vars !== undefined) { - // Replace placeholder with variables. - for (var placeholder in vars) { - translation = translation.replace(placeholder, vars[placeholder]); - } - } - - return translation; -}; - -/** - * Creates a new popup dialog over the H5P content. - * - * @class - * @param {string} name - * Used for html class. - * @param {string} title - * Used for header. - * @param {string} content - * Displayed inside the dialog. - * @param {H5P.jQuery} $element - * Which DOM element the dialog should be inserted after. - */ -H5P.Dialog = function (name, title, content, $element) { - /** @alias H5P.Dialog# */ - var self = this; - var $dialog = H5P.jQuery('
\ -
\ -

' + title + '

\ -
' + content + '
\ -
\ -
\ -
') - .insertAfter($element) - .click(function () { - self.close(); - }) - .children('.h5p-inner') - .click(function () { - return false; - }) - .find('.h5p-close') - .click(function () { - self.close(); - }) - .end() - .find('a') - .click(function (e) { - e.stopPropagation(); - }) - .end() - .end(); - - /** - * Opens the dialog. - */ - self.open = function () { - setTimeout(function () { - $dialog.addClass('h5p-open'); // Fade in - // Triggering an event, in case something has to be done after dialog has been opened. - H5P.jQuery(self).trigger('dialog-opened', [$dialog]); - }, 1); - }; - - /** - * Closes the dialog. - */ - self.close = function () { - $dialog.removeClass('h5p-open'); // Fade out - setTimeout(function () { - $dialog.remove(); - }, 200); - }; -}; - -/** - * Gather copyright information for the given content. - * - * @param {Object} instance - * H5P instance to get copyright information for. - * @param {Object} parameters - * Parameters of the content instance. - * @param {number} contentId - * Identifies the H5P content - * @returns {string} Copyright information. - */ -H5P.getCopyrights = function (instance, parameters, contentId) { - var copyrights; - - if (instance.getCopyrights !== undefined) { - try { - // Use the instance's own copyright generator - copyrights = instance.getCopyrights(); - } - catch (err) { - // Failed, prevent crashing page. - } - } - - if (copyrights === undefined) { - // Create a generic flat copyright list - copyrights = new H5P.ContentCopyrights(); - H5P.findCopyrights(copyrights, parameters, contentId); - } - - if (copyrights !== undefined) { - // Convert to string - copyrights = copyrights.toString(); - } - return copyrights; -}; - -/** - * Gather a flat list of copyright information from the given parameters. - * - * @param {H5P.ContentCopyrights} info - * Used to collect all information in. - * @param {(Object|Array)} parameters - * To search for file objects in. - * @param {number} contentId - * Used to insert thumbnails for images. - */ -H5P.findCopyrights = function (info, parameters, contentId) { - // Cycle through parameters - for (var field in parameters) { - if (!parameters.hasOwnProperty(field)) { - continue; // Do not check - } - - /** - * @deprecated This hack should be removed after 2017-11-01 - * The code that was using this was removed by HFP-574 - */ - if (field === 'overrideSettings') { - console.warn("The semantics field 'overrideSettings' is DEPRECATED and should not be used."); - console.warn(parameters); - continue; - } - - var value = parameters[field]; - - if (value instanceof Array) { - // Cycle through array - H5P.findCopyrights(info, value, contentId); - } - else if (value instanceof Object) { - // Check if object is a file with copyrights - if (value.copyright === undefined || - value.copyright.license === undefined || - value.path === undefined || - value.mime === undefined) { - - // Nope, cycle throught object - H5P.findCopyrights(info, value, contentId); - } - else { - // Found file, add copyrights - var copyrights = new H5P.MediaCopyright(value.copyright); - if (value.width !== undefined && value.height !== undefined) { - copyrights.setThumbnail(new H5P.Thumbnail(H5P.getPath(value.path, contentId), value.width, value.height)); - } - info.addMedia(copyrights); - } - } - } -}; - -/** - * Display a dialog containing the embed code. - * - * @param {H5P.jQuery} $element - * Element to insert dialog after. - * @param {string} embedCode - * The embed code. - * @param {string} resizeCode - * The advanced resize code - * @param {Object} size - * The content's size. - * @param {number} size.width - * @param {number} size.height - */ -H5P.openEmbedDialog = function ($element, embedCode, resizeCode, size) { - var fullEmbedCode = embedCode + resizeCode; - var dialog = new H5P.Dialog('embed', H5P.t('embed'), '' + H5P.t('size') + ': × px
' + H5P.t('showAdvanced') + '

' + H5P.t('advancedHelp') + '

', $element); - - // Selecting embed code when dialog is opened - H5P.jQuery(dialog).on('dialog-opened', function (event, $dialog) { - var $inner = $dialog.find('.h5p-inner'); - var $scroll = $inner.find('.h5p-scroll-content'); - var diff = $scroll.outerHeight() - $scroll.innerHeight(); - var positionInner = function () { - var height = $inner.height(); - if ($scroll[0].scrollHeight + diff > height) { - $inner.css('height', ''); // 100% - } - else { - $inner.css('height', 'auto'); - height = $inner.height(); - } - $inner.css('marginTop', '-' + (height / 2) + 'px'); - }; - - // Handle changing of width/height - var $w = $dialog.find('.h5p-embed-size:eq(0)'); - var $h = $dialog.find('.h5p-embed-size:eq(1)'); - var getNum = function ($e, d) { - var num = parseFloat($e.val()); - if (isNaN(num)) { - return d; - } - return Math.ceil(num); - }; - var updateEmbed = function () { - $dialog.find('.h5p-embed-code-container:first').val(fullEmbedCode.replace(':w', getNum($w, size.width)).replace(':h', getNum($h, size.height))); - }; - - $w.change(updateEmbed); - $h.change(updateEmbed); - updateEmbed(); - - // Select text and expand textareas - $dialog.find('.h5p-embed-code-container').each(function(index, value) { - H5P.jQuery(this).css('height', this.scrollHeight + 'px').focus(function() { - H5P.jQuery(this).select(); - }); - }); - $dialog.find('.h5p-embed-code-container').eq(0).select(); - positionInner(); - - // Expand advanced embed - var expand = function () { - var $expander = H5P.jQuery(this); - var $content = $expander.next(); - if ($content.is(':visible')) { - $expander.removeClass('h5p-open').text(H5P.t('showAdvanced')); - $content.hide(); - } - else { - $expander.addClass('h5p-open').text(H5P.t('hideAdvanced')); - $content.show(); - } - $dialog.find('.h5p-embed-code-container').each(function(index, value) { - H5P.jQuery(this).css('height', this.scrollHeight + 'px'); - }); - positionInner(); - }; - $dialog.find('.h5p-expander').click(expand).keypress(function (event) { - if (event.keyCode === 32) { - expand.apply(this); - } - }); - }); - - dialog.open(); -}; - -/** - * Copyrights for a H5P Content Library. - * - * @class - */ -H5P.ContentCopyrights = function () { - var label; - var media = []; - var content = []; - - /** - * Set label. - * - * @param {string} newLabel - */ - this.setLabel = function (newLabel) { - label = newLabel; - }; - - /** - * Add sub content. - * - * @param {H5P.MediaCopyright} newMedia - */ - this.addMedia = function (newMedia) { - if (newMedia !== undefined) { - media.push(newMedia); - } - }; - - /** - * Add sub content. - * - * @param {H5P.ContentCopyrights} newContent - */ - this.addContent = function (newContent) { - if (newContent !== undefined) { - content.push(newContent); - } - }; - - /** - * Print content copyright. - * - * @returns {string} HTML. - */ - this.toString = function () { - var html = ''; - - // Add media rights - for (var i = 0; i < media.length; i++) { - html += media[i]; - } - - // Add sub content rights - for (i = 0; i < content.length; i++) { - html += content[i]; - } - - - if (html !== '') { - // Add a label to this info - if (label !== undefined) { - html = '

' + label + '

' + html; - } - - // Add wrapper - html = '
' + html + '
'; - } - - return html; - }; -}; - -/** - * A ordered list of copyright fields for media. - * - * @class - * @param {Object} copyright - * Copyright information fields. - * @param {Object} [labels] - * Translation of labels. - * @param {Array} [order] - * Order of the fields. - * @param {Object} [extraFields] - * Add extra copyright fields. - */ -H5P.MediaCopyright = function (copyright, labels, order, extraFields) { - var thumbnail; - var list = new H5P.DefinitionList(); - - /** - * Get translated label for field. - * - * @private - * @param {string} fieldName - * @returns {string} - */ - var getLabel = function (fieldName) { - if (labels === undefined || labels[fieldName] === undefined) { - return H5P.t(fieldName); - } - - return labels[fieldName]; - }; - - /** - * Get humanized value for the license field. - * - * @private - * @param {string} license - * @param {string} [version] - * @returns {string} - */ - var humanizeLicense = function (license, version) { - var copyrightLicense = H5P.copyrightLicenses[license]; - - // Build license string - var value = ''; - if (!(license === 'PD' && version)) { - // Add license label - value += (copyrightLicense.hasOwnProperty('label') ? copyrightLicense.label : copyrightLicense); - } - - // Check for version info - var versionInfo; - if (copyrightLicense.versions) { - if (copyrightLicense.versions.default && (!version || !copyrightLicense.versions[version])) { - version = copyrightLicense.versions.default; - } - if (version && copyrightLicense.versions[version]) { - versionInfo = copyrightLicense.versions[version]; - } - } - - if (versionInfo) { - // Add license version - if (value) { - value += ' '; - } - value += (versionInfo.hasOwnProperty('label') ? versionInfo.label : versionInfo); - } - - // Add link if specified - var link; - if (copyrightLicense.hasOwnProperty('link')) { - link = copyrightLicense.link.replace(':version', copyrightLicense.linkVersions ? copyrightLicense.linkVersions[version] : version); - } - else if (versionInfo && copyrightLicense.hasOwnProperty('link')) { - link = versionInfo.link - } - if (link) { - value = '' + value + ''; - } - - // Generate parenthesis - var parenthesis = ''; - if (license !== 'PD' && license !== 'C') { - parenthesis += license; - } - if (version && version !== 'CC0 1.0') { - if (parenthesis && license !== 'GNU GPL') { - parenthesis += ' '; - } - parenthesis += version; - } - if (parenthesis) { - value += ' (' + parenthesis + ')'; - } - if (license === 'C') { - value += ' ©'; - } - - return value; - }; - - if (copyright !== undefined) { - // Add the extra fields - for (var field in extraFields) { - if (extraFields.hasOwnProperty(field)) { - copyright[field] = extraFields[field]; - } - } - - if (order === undefined) { - // Set default order - order = ['title', 'author', 'year', 'source', 'license']; - } - - for (var i = 0; i < order.length; i++) { - var fieldName = order[i]; - if (copyright[fieldName] !== undefined) { - var humanValue = copyright[fieldName]; - if (fieldName === 'license') { - humanValue = humanizeLicense(copyright.license, copyright.version); - } - list.add(new H5P.Field(getLabel(fieldName), humanValue)); - } - } - } - - /** - * Set thumbnail. - * - * @param {H5P.Thumbnail} newThumbnail - */ - this.setThumbnail = function (newThumbnail) { - thumbnail = newThumbnail; - }; - - /** - * Checks if this copyright is undisclosed. - * I.e. only has the license attribute set, and it's undisclosed. - * - * @returns {boolean} - */ - this.undisclosed = function () { - if (list.size() === 1) { - var field = list.get(0); - if (field.getLabel() === getLabel('license') && field.getValue() === humanizeLicense('U')) { - return true; - } - } - return false; - }; - - /** - * Print media copyright. - * - * @returns {string} HTML. - */ - this.toString = function () { - var html = ''; - - if (this.undisclosed()) { - return html; // No need to print a copyright with a single undisclosed license. - } - - if (thumbnail !== undefined) { - html += thumbnail; - } - html += list; - - if (html !== '') { - html = '
' + html + '
'; - } - - return html; - }; -}; - -/** - * A simple and elegant class for creating thumbnails of images. - * - * @class - * @param {string} source - * @param {number} width - * @param {number} height - */ -H5P.Thumbnail = function (source, width, height) { - var thumbWidth, thumbHeight = 100; - if (width !== undefined) { - thumbWidth = Math.round(thumbHeight * (width / height)); - } - - /** - * Print thumbnail. - * - * @returns {string} HTML. - */ - this.toString = function () { - return '' + H5P.t('thumbnail') + ''; - }; -}; - -/** - * Simple data structure class for storing a single field. - * - * @class - * @param {string} label - * @param {string} value - */ -H5P.Field = function (label, value) { - /** - * Public. Get field label. - * - * @returns {String} - */ - this.getLabel = function () { - return label; - }; - - /** - * Public. Get field value. - * - * @returns {String} - */ - this.getValue = function () { - return value; - }; -}; - -/** - * Simple class for creating a definition list. - * - * @class - */ -H5P.DefinitionList = function () { - var fields = []; - - /** - * Add field to list. - * - * @param {H5P.Field} field - */ - this.add = function (field) { - fields.push(field); - }; - - /** - * Get Number of fields. - * - * @returns {number} - */ - this.size = function () { - return fields.length; - }; - - /** - * Get field at given index. - * - * @param {number} index - * @returns {H5P.Field} - */ - this.get = function (index) { - return fields[index]; - }; - - /** - * Print definition list. - * - * @returns {string} HTML. - */ - this.toString = function () { - var html = ''; - for (var i = 0; i < fields.length; i++) { - var field = fields[i]; - html += '
' + field.getLabel() + '
' + field.getValue() + '
'; - } - return (html === '' ? html : '
' + html + '
'); - }; -}; - -/** - * THIS FUNCTION/CLASS IS DEPRECATED AND WILL BE REMOVED. - * - * Helper object for keeping coordinates in the same format all over. - * - * @deprecated - * Will be removed march 2016. - * @class - * @param {number} x - * @param {number} y - * @param {number} w - * @param {number} h - */ -H5P.Coords = function (x, y, w, h) { - if ( !(this instanceof H5P.Coords) ) - return new H5P.Coords(x, y, w, h); - - /** @member {number} */ - this.x = 0; - /** @member {number} */ - this.y = 0; - /** @member {number} */ - this.w = 1; - /** @member {number} */ - this.h = 1; - - if (typeof(x) === 'object') { - this.x = x.x; - this.y = x.y; - this.w = x.w; - this.h = x.h; - } else { - if (x !== undefined) { - this.x = x; - } - if (y !== undefined) { - this.y = y; - } - if (w !== undefined) { - this.w = w; - } - if (h !== undefined) { - this.h = h; - } - } - return this; -}; - -/** - * Parse library string into values. - * - * @param {string} library - * library in the format "machineName majorVersion.minorVersion" - * @returns {Object} - * library as an object with machineName, majorVersion and minorVersion properties - * return false if the library parameter is invalid - */ -H5P.libraryFromString = function (library) { - var regExp = /(.+)\s(\d+)\.(\d+)$/g; - var res = regExp.exec(library); - if (res !== null) { - return { - 'machineName': res[1], - 'majorVersion': res[2], - 'minorVersion': res[3] - }; - } - else { - return false; - } -}; - -/** - * Get the path to the library - * - * @param {string} library - * The library identifier in the format "machineName-majorVersion.minorVersion". - * @returns {string} - * The full path to the library. - */ -H5P.getLibraryPath = function (library) { - return (H5PIntegration.libraryUrl !== undefined ? H5PIntegration.libraryUrl + '/' : H5PIntegration.url + '/libraries/') + library; -}; - -/** - * Recursivly clone the given object. - * - * @param {Object|Array} object - * Object to clone. - * @param {boolean} [recursive] - * @returns {Object|Array} - * A clone of object. - */ -H5P.cloneObject = function (object, recursive) { - // TODO: Consider if this needs to be in core. Doesn't $.extend do the same? - var clone = object instanceof Array ? [] : {}; - - for (var i in object) { - if (object.hasOwnProperty(i)) { - if (recursive !== undefined && recursive && typeof object[i] === 'object') { - clone[i] = H5P.cloneObject(object[i], recursive); - } - else { - clone[i] = object[i]; - } - } - } - - return clone; -}; - -/** - * Remove all empty spaces before and after the value. - * - * @param {string} value - * @returns {string} - */ -H5P.trim = function (value) { - return value.replace(/^\s+|\s+$/g, ''); - - // TODO: Only include this or String.trim(). What is best? - // I'm leaning towards implementing the missing ones: http://kangax.github.io/compat-table/es5/ - // So should we make this function deprecated? -}; - -/** - * Check if JavaScript path/key is loaded. - * - * @param {string} path - * @returns {boolean} - */ -H5P.jsLoaded = function (path) { - H5PIntegration.loadedJs = H5PIntegration.loadedJs || []; - return H5P.jQuery.inArray(path, H5PIntegration.loadedJs) !== -1; -}; - -/** - * Check if styles path/key is loaded. - * - * @param {string} path - * @returns {boolean} - */ -H5P.cssLoaded = function (path) { - H5PIntegration.loadedCss = H5PIntegration.loadedCss || []; - return H5P.jQuery.inArray(path, H5PIntegration.loadedCss) !== -1; -}; - -/** - * Shuffle an array in place. - * - * @param {Array} array - * Array to shuffle - * @returns {Array} - * The passed array is returned for chaining. - */ -H5P.shuffleArray = function (array) { - // TODO: Consider if this should be a part of core. I'm guessing very few libraries are going to use it. - if (!(array instanceof Array)) { - return; - } - - var i = array.length, j, tempi, tempj; - if ( i === 0 ) return false; - while ( --i ) { - j = Math.floor( Math.random() * ( i + 1 ) ); - tempi = array[i]; - tempj = array[j]; - array[i] = tempj; - array[j] = tempi; - } - return array; -}; - -/** - * Post finished results for user. - * - * @deprecated - * Do not use this function directly, trigger the finish event instead. - * Will be removed march 2016 - * @param {number} contentId - * Identifies the content - * @param {number} score - * Achieved score/points - * @param {number} maxScore - * The maximum score/points that can be achieved - * @param {number} [time] - * Reported time consumption/usage - */ -H5P.setFinished = function (contentId, score, maxScore, time) { - var validScore = typeof score === 'number' || score instanceof Number; - if (validScore && H5PIntegration.postUserStatistics === true) { - /** - * Return unix timestamp for the given JS Date. - * - * @private - * @param {Date} date - * @returns {Number} - */ - var toUnix = function (date) { - return Math.round(date.getTime() / 1000); - }; - - // Post the results - H5P.jQuery.post(H5PIntegration.ajax.setFinished, { - contentId: contentId, - score: score, - maxScore: maxScore, - opened: toUnix(H5P.opened[contentId]), - finished: toUnix(new Date()), - time: time - }); - } -}; - -// Add indexOf to browsers that lack them. (IEs) -if (!Array.prototype.indexOf) { - Array.prototype.indexOf = function (needle) { - for (var i = 0; i < this.length; i++) { - if (this[i] === needle) { - return i; - } - } - return -1; - }; -} - -// Need to define trim() since this is not available on older IEs, -// and trim is used in several libs -if (String.prototype.trim === undefined) { - String.prototype.trim = function () { - return H5P.trim(this); - }; -} - -/** - * Trigger an event on an instance - * - * Helper function that triggers an event if the instance supports event handling - * - * @param {Object} instance - * Instance of H5P content - * @param {string} eventType - * Type of event to trigger - * @param {*} data - * @param {Object} extras - */ -H5P.trigger = function (instance, eventType, data, extras) { - // Try new event system first - if (instance.trigger !== undefined) { - instance.trigger(eventType, data, extras); - } - // Try deprecated event system - else if (instance.$ !== undefined && instance.$.trigger !== undefined) { - instance.$.trigger(eventType); - } -}; - -/** - * Register an event handler - * - * Helper function that registers an event handler for an event type if - * the instance supports event handling - * - * @param {Object} instance - * Instance of H5P content - * @param {string} eventType - * Type of event to listen for - * @param {H5P.EventCallback} handler - * Callback that gets triggered for events of the specified type - */ -H5P.on = function (instance, eventType, handler) { - // Try new event system first - if (instance.on !== undefined) { - instance.on(eventType, handler); - } - // Try deprecated event system - else if (instance.$ !== undefined && instance.$.on !== undefined) { - instance.$.on(eventType, handler); - } -}; - -/** - * Generate random UUID - * - * @returns {string} UUID - */ -H5P.createUUID = function () { - return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(char) { - var random = Math.random()*16|0, newChar = char === 'x' ? random : (random&0x3|0x8); - return newChar.toString(16); - }); -}; - -/** - * Create title - * - * @param {string} rawTitle - * @param {number} maxLength - * @returns {string} - */ -H5P.createTitle = function (rawTitle, maxLength) { - if (!rawTitle) { - return ''; - } - if (maxLength === undefined) { - maxLength = 60; - } - var title = H5P.jQuery('
') - .text( - // Strip tags - rawTitle.replace(/(<([^>]+)>)/ig,"") - // Escape - ).text(); - if (title.length > maxLength) { - title = title.substr(0, maxLength - 3) + '...'; - } - return title; -}; - -// Wrap in privates -(function ($) { - - /** - * Creates ajax requests for inserting, updateing and deleteing - * content user data. - * - * @private - * @param {number} contentId What content to store the data for. - * @param {string} dataType Identifies the set of data for this content. - * @param {string} subContentId Identifies sub content - * @param {function} [done] Callback when ajax is done. - * @param {object} [data] To be stored for future use. - * @param {boolean} [preload=false] Data is loaded when content is loaded. - * @param {boolean} [invalidate=false] Data is invalidated when content changes. - * @param {boolean} [async=true] - */ - function contentUserDataAjax(contentId, dataType, subContentId, done, data, preload, invalidate, async) { - if (H5PIntegration.user === undefined) { - // Not logged in, no use in saving. - done('Not signed in.'); - return; - } - - var options = { - url: H5PIntegration.ajax.contentUserData.replace(':contentId', contentId).replace(':dataType', dataType).replace(':subContentId', subContentId ? subContentId : 0), - dataType: 'json', - async: async === undefined ? true : async - }; - if (data !== undefined) { - options.type = 'POST'; - options.data = { - data: (data === null ? 0 : data), - preload: (preload ? 1 : 0), - invalidate: (invalidate ? 1 : 0) - }; - } - else { - options.type = 'GET'; - } - if (done !== undefined) { - options.error = function (xhr, error) { - done(error); - }; - options.success = function (response) { - if (!response.success) { - done(response.message); - return; - } - - if (response.data === false || response.data === undefined) { - done(); - return; - } - - done(undefined, response.data); - }; - } - - $.ajax(options); - } - - /** - * Get user data for given content. - * - * @param {number} contentId - * What content to get data for. - * @param {string} dataId - * Identifies the set of data for this content. - * @param {function} done - * Callback with error and data parameters. - * @param {string} [subContentId] - * Identifies which data belongs to sub content. - */ - H5P.getUserData = function (contentId, dataId, done, subContentId) { - if (!subContentId) { - subContentId = 0; // Default - } - - H5PIntegration.contents = H5PIntegration.contents || {}; - var content = H5PIntegration.contents['cid-' + contentId] || {}; - var preloadedData = content.contentUserData; - if (preloadedData && preloadedData[subContentId] && preloadedData[subContentId][dataId] !== undefined) { - if (preloadedData[subContentId][dataId] === 'RESET') { - done(undefined, null); - return; - } - try { - done(undefined, JSON.parse(preloadedData[subContentId][dataId])); - } - catch (err) { - done(err); - } - } - else { - contentUserDataAjax(contentId, dataId, subContentId, function (err, data) { - if (err || data === undefined) { - done(err, data); - return; // Error or no data - } - - // Cache in preloaded - if (content.contentUserData === undefined) { - content.contentUserData = preloadedData = {}; - } - if (preloadedData[subContentId] === undefined) { - preloadedData[subContentId] = {}; - } - preloadedData[subContentId][dataId] = data; - - // Done. Try to decode JSON - try { - done(undefined, JSON.parse(data)); - } - catch (e) { - done(e); - } - }); - } - }; - - /** - * Async error handling. - * - * @callback H5P.ErrorCallback - * @param {*} error - */ - - /** - * Set user data for given content. - * - * @param {number} contentId - * What content to get data for. - * @param {string} dataId - * Identifies the set of data for this content. - * @param {Object} data - * The data that is to be stored. - * @param {Object} [extras] - * Extra properties - * @param {string} [extras.subContentId] - * Identifies which data belongs to sub content. - * @param {boolean} [extras.preloaded=true] - * If the data should be loaded when content is loaded. - * @param {boolean} [extras.deleteOnChange=false] - * If the data should be invalidated when the content changes. - * @param {H5P.ErrorCallback} [extras.errorCallback] - * Callback with error as parameters. - * @param {boolean} [extras.async=true] - */ - H5P.setUserData = function (contentId, dataId, data, extras) { - var options = H5P.jQuery.extend(true, {}, { - subContentId: 0, - preloaded: true, - deleteOnChange: false, - async: true - }, extras); - - try { - data = JSON.stringify(data); - } - catch (err) { - if (options.errorCallback) { - options.errorCallback(err); - } - return; // Failed to serialize. - } - - var content = H5PIntegration.contents['cid-' + contentId]; - if (content === undefined) { - content = H5PIntegration.contents['cid-' + contentId] = {}; - } - if (!content.contentUserData) { - content.contentUserData = {}; - } - var preloadedData = content.contentUserData; - if (preloadedData[options.subContentId] === undefined) { - preloadedData[options.subContentId] = {}; - } - if (data === preloadedData[options.subContentId][dataId]) { - return; // No need to save this twice. - } - - preloadedData[options.subContentId][dataId] = data; - contentUserDataAjax(contentId, dataId, options.subContentId, function (error, data) { - if (options.errorCallback && error) { - options.errorCallback(error); - } - }, data, options.preloaded, options.deleteOnChange, options.async); - }; - - /** - * Delete user data for given content. - * - * @param {number} contentId - * What content to remove data for. - * @param {string} dataId - * Identifies the set of data for this content. - * @param {string} [subContentId] - * Identifies which data belongs to sub content. - */ - H5P.deleteUserData = function (contentId, dataId, subContentId) { - if (!subContentId) { - subContentId = 0; // Default - } - - // Remove from preloaded/cache - var preloadedData = H5PIntegration.contents['cid-' + contentId].contentUserData; - if (preloadedData && preloadedData[subContentId] && preloadedData[subContentId][dataId]) { - delete preloadedData[subContentId][dataId]; - } - - contentUserDataAjax(contentId, dataId, subContentId, undefined, null); - }; - - // Init H5P when page is fully loadded - $(document).ready(function () { - - var ccVersions = { - 'default': '4.0', - '4.0': H5P.t('licenseCC40'), - '3.0': H5P.t('licenseCC30'), - '2.5': H5P.t('licenseCC25'), - '2.0': H5P.t('licenseCC20'), - '1.0': H5P.t('licenseCC10'), - }; - - /** - * Maps copyright license codes to their human readable counterpart. - * - * @type {Object} - */ - H5P.copyrightLicenses = { - 'U': H5P.t('licenseU'), - 'CC BY': { - label: H5P.t('licenseCCBY'), - link: 'http://creativecommons.org/licenses/by/:version/legalcode', - versions: ccVersions - }, - 'CC BY-SA': { - label: H5P.t('licenseCCBYSA'), - link: 'http://creativecommons.org/licenses/by-sa/:version/legalcode', - versions: ccVersions - }, - 'CC BY-ND': { - label: H5P.t('licenseCCBYND'), - link: 'http://creativecommons.org/licenses/by-nd/:version/legalcode', - versions: ccVersions - }, - 'CC BY-NC': { - label: H5P.t('licenseCCBYNC'), - link: 'http://creativecommons.org/licenses/by-nc/:version/legalcode', - versions: ccVersions - }, - 'CC BY-NC-SA': { - label: H5P.t('licenseCCBYNCSA'), - link: 'http://creativecommons.org/licenses/by-nc-sa/:version/legalcode', - versions: ccVersions - }, - 'CC BY-NC-ND': { - label: H5P.t('licenseCCBYNCND'), - link: 'http://creativecommons.org/licenses/by-nc-nd/:version/legalcode', - versions: ccVersions - }, - 'GNU GPL': { - label: H5P.t('licenseGPL'), - link: 'http://www.gnu.org/licenses/gpl-:version-standalone.html', - linkVersions: { - 'v3': '3.0', - 'v2': '2.0', - 'v1': '1.0' - }, - versions: { - 'default': 'v3', - 'v3': H5P.t('licenseV3'), - 'v2': H5P.t('licenseV2'), - 'v1': H5P.t('licenseV1') - } - }, - 'PD': { - label: H5P.t('licensePD'), - versions: { - 'CC0 1.0': { - label: H5P.t('licenseCC010'), - link: 'https://creativecommons.org/publicdomain/zero/1.0/' - }, - 'CC PDM': { - label: H5P.t('licensePDM'), - link: 'https://creativecommons.org/publicdomain/mark/1.0/' - } - } - }, - 'ODC PDDL': 'Public Domain Dedication and Licence', - 'CC PDM': H5P.t('licensePDM'), - 'C': H5P.t('licenseC'), - }; - - /** - * Indicates if H5P is embedded on an external page using iframe. - * @member {boolean} H5P.externalEmbed - */ - - // Relay events to top window. This must be done before H5P.init - // since events may be fired on initialization. - if (H5P.isFramed && H5P.externalEmbed === false) { - H5P.externalDispatcher.on('*', function (event) { - window.parent.H5P.externalDispatcher.trigger.call(this, event); - }); - } - - /** - * Prevent H5P Core from initializing. Must be overriden before document ready. - * @member {boolean} H5P.preventInit - */ - if (!H5P.preventInit) { - // Note that this start script has to be an external resource for it to - // load in correct order in IE9. - H5P.init(document.body); - } - - if (H5PIntegration.saveFreq !== false) { - // When was the last state stored - var lastStoredOn = 0; - // Store the current state of the H5P when leaving the page. - var storeCurrentState = function () { - // Make sure at least 250 ms has passed since last save - var currentTime = new Date().getTime(); - if (currentTime - lastStoredOn > 250) { - lastStoredOn = currentTime; - for (var i = 0; i < H5P.instances.length; i++) { - var instance = H5P.instances[i]; - if (instance.getCurrentState instanceof Function || - typeof instance.getCurrentState === 'function') { - var state = instance.getCurrentState(); - if (state !== undefined) { - // Async is not used to prevent the request from being cancelled. - H5P.setU