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- // ==========================================================================
- // Plyr
- // plyr.js v1.3.6
- // https://github.com/selz/plyr
- // License: The MIT License (MIT)
- // ==========================================================================
- // Credits: http://paypal.github.io/accessible-html5-video-player/
- // ==========================================================================
- (function (api) {
- 'use strict';
- /*global YT*/
- // Globals
- var fullscreen, config, callbacks = {
- youtube: []
- };
- // Default config
- var defaults = {
- enabled: true,
- debug: false,
- seekTime: 10,
- volume: 5,
- click: true,
- tooltips: true,
- displayDuration: true,
- iconPrefix: 'icon',
- selectors: {
- container: '.player',
- controls: '.player-controls',
- labels: '[data-player] .sr-only, label .sr-only',
- buttons: {
- seek: '[data-player="seek"]',
- play: '[data-player="play"]',
- pause: '[data-player="pause"]',
- restart: '[data-player="restart"]',
- rewind: '[data-player="rewind"]',
- forward: '[data-player="fast-forward"]',
- mute: '[data-player="mute"]',
- volume: '[data-player="volume"]',
- captions: '[data-player="captions"]',
- fullscreen: '[data-player="fullscreen"]'
- },
- progress: {
- container: '.player-progress',
- buffer: '.player-progress-buffer',
- played: '.player-progress-played'
- },
- captions: '.player-captions',
- currentTime: '.player-current-time',
- duration: '.player-duration'
- },
- classes: {
- videoWrapper: 'player-video-wrapper',
- embedWrapper: 'player-video-embed',
- type: 'player-{0}',
- stopped: 'stopped',
- playing: 'playing',
- muted: 'muted',
- loading: 'loading',
- tooltip: 'player-tooltip',
- hidden: 'sr-only',
- hover: 'player-hover',
- captions: {
- enabled: 'captions-enabled',
- active: 'captions-active'
- },
- fullscreen: {
- enabled: 'fullscreen-enabled',
- active: 'fullscreen-active',
- hideControls: 'fullscreen-hide-controls'
- }
- },
- captions: {
- defaultActive: false
- },
- fullscreen: {
- enabled: true,
- fallback: true,
- hideControls: true
- },
- storage: {
- enabled: true,
- key: 'plyr_volume'
- },
- controls: ['restart', 'rewind', 'play', 'fast-forward', 'current-time', 'duration', 'mute', 'volume', /*'captions',*/ 'fullscreen'],
- i18n: {
- restart: '重新播放',
- rewind: '后退{seektime}秒',
- play: '播放',
- pause: '暂停',
- forward: '快进{seektime}秒',
- played: '播放中',
- buffered: '缓冲中',
- currentTime: '当前时间',
- duration: '持续时间',
- volume: '音量',
- toggleMute: '静音',
- toggleCaptions: '字幕',
- toggleFullscreen: '全屏'
- }
- };
- // Build the default HTML
- function _buildControls() {
- // Open and add the progress and seek elements
- var html = [
- '<div class="player-controls">',
- '<div class="player-progress">',
- '<label for="seek{id}" class="sr-only">Seek</label>',
- '<input id="seek{id}" class="player-progress-seek" type="range" min="0" max="100" step="0.5" value="0" data-player="seek">',
- '<progress class="player-progress-played" max="100" value="0">',
- '<span>0</span>% ' + config.i18n.played,
- '</progress>',
- '<progress class="player-progress-buffer" max="100" value="0">',
- '<span>0</span>% ' + config.i18n.buffered,
- '</progress>',
- '</div>',
- '<span class="player-controls-left">'];
- // Restart button
- if (_inArray(config.controls, 'restart')) {
- html.push(
- '<button type="button" data-player="restart">',
- '<svg><use xlink:href="#' + config.iconPrefix + '-restart" /></svg>',
- '<span class="sr-only">' + config.i18n.restart + '</span>',
- '</button>'
- );
- }
- // Rewind button
- if (_inArray(config.controls, 'rewind')) {
- html.push(
- '<button type="button" data-player="rewind">',
- '<svg><use xlink:href="#' + config.iconPrefix + '-rewind" /></svg>',
- '<span class="sr-only">' + config.i18n.rewind + '</span>',
- '</button>'
- );
- }
- // Play/pause button
- if (_inArray(config.controls, 'play')) {
- html.push(
- '<button type="button" data-player="play">',
- '<svg><use xlink:href="#' + config.iconPrefix + '-play" /></svg>',
- '<span class="sr-only">' + config.i18n.play + '</span>',
- '</button>',
- '<button type="button" data-player="pause">',
- '<svg><use xlink:href="#' + config.iconPrefix + '-pause" /></svg>',
- '<span class="sr-only">' + config.i18n.pause + '</span>',
- '</button>'
- );
- }
- // Fast forward button
- if (_inArray(config.controls, 'fast-forward')) {
- html.push(
- '<button type="button" data-player="fast-forward">',
- '<svg><use xlink:href="#' + config.iconPrefix + '-fast-forward" /></svg>',
- '<span class="sr-only">' + config.i18n.forward + '</span>',
- '</button>'
- );
- }
- // Media current time display
- if (_inArray(config.controls, 'current-time')) {
- html.push(
- '<span class="player-time">',
- '<span class="sr-only">' + config.i18n.currentTime + '</span>',
- '<span class="player-current-time">00:00</span>',
- '</span>'
- );
- }
- // Media duration display
- if (_inArray(config.controls, 'duration')) {
- html.push(
- '<span class="player-time">',
- '<span class="sr-only">' + config.i18n.duration + '</span>',
- '<span class="player-duration">00:00</span>',
- '</span>'
- );
- }
- // Close left controls
- html.push(
- '</span>',
- '<span class="player-controls-right">'
- );
- // Toggle mute button
- if (_inArray(config.controls, 'mute')) {
- html.push(
- '<button type="button" data-player="mute">',
- '<svg class="icon-muted"><use xlink:href="#' + config.iconPrefix + '-muted" /></svg>',
- '<svg><use xlink:href="#' + config.iconPrefix + '-volume" /></svg>',
- '<span class="sr-only">' + config.i18n.toggleMute + '</span>',
- '</button>'
- );
- }
- // Volume range control
- if (_inArray(config.controls, 'volume')) {
- html.push(
- '<label for="volume{id}" class="sr-only">' + config.i18n.volume + '</label>',
- '<input id="volume{id}" class="player-volume" type="range" min="0" max="10" value="5" data-player="volume">'
- );
- }
- // Toggle captions button
- if (_inArray(config.controls, 'captions')) {
- html.push(
- '<button type="button" data-player="captions">',
- '<svg class="icon-captions-on"><use xlink:href="#' + config.iconPrefix + '-captions-on" /></svg>',
- '<svg><use xlink:href="#' + config.iconPrefix + '-captions-off" /></svg>',
- '<span class="sr-only">' + config.i18n.toggleCaptions + '</span>',
- '</button>'
- );
- }
- // Toggle fullscreen button
- if (_inArray(config.controls, 'fullscreen')) {
- html.push(
- '<button type="button" data-player="fullscreen">',
- '<svg class="icon-exit-fullscreen"><use xlink:href="#' + config.iconPrefix + '-exit-fullscreen" /></svg>',
- '<svg><use xlink:href="#' + config.iconPrefix + '-enter-fullscreen" /></svg>',
- '<span class="sr-only">' + config.i18n.toggleFullscreen + '</span>',
- '</button>'
- );
- }
- // Close everything
- html.push(
- '</span>',
- '</div>'
- );
- return html.join('');
- }
- // Debugging
- function _log(text, error) {
- if (config.debug && window.console) {
- console[(error ? 'error' : 'log')](text);
- }
- }
- // Credits: http://paypal.github.io/accessible-html5-video-player/
- // Unfortunately, due to mixed support, UA sniffing is required
- function _browserSniff() {
- var nAgt = navigator.userAgent,
- name = navigator.appName,
- fullVersion = '' + parseFloat(navigator.appVersion),
- majorVersion = parseInt(navigator.appVersion, 10),
- nameOffset,
- verOffset,
- ix;
- // MSIE 11
- if ((navigator.appVersion.indexOf('Windows NT') !== -1) && (navigator.appVersion.indexOf('rv:11') !== -1)) {
- name = 'IE';
- fullVersion = '11;';
- }
- // MSIE
- else if ((verOffset = nAgt.indexOf('MSIE')) !== -1) {
- name = 'IE';
- fullVersion = nAgt.substring(verOffset + 5);
- }
- // Chrome
- else if ((verOffset = nAgt.indexOf('Chrome')) !== -1) {
- name = 'Chrome';
- fullVersion = nAgt.substring(verOffset + 7);
- }
- // Safari
- else if ((verOffset = nAgt.indexOf('Safari')) !== -1) {
- name = 'Safari';
- fullVersion = nAgt.substring(verOffset + 7);
- if ((verOffset = nAgt.indexOf('Version')) !== -1) {
- fullVersion = nAgt.substring(verOffset + 8);
- }
- }
- // Firefox
- else if ((verOffset = nAgt.indexOf('Firefox')) !== -1) {
- name = 'Firefox';
- fullVersion = nAgt.substring(verOffset + 8);
- }
- // In most other browsers, 'name/version' is at the end of userAgent
- else if ((nameOffset = nAgt.lastIndexOf(' ') + 1) < (verOffset = nAgt.lastIndexOf('/'))) {
- name = nAgt.substring(nameOffset, verOffset);
- fullVersion = nAgt.substring(verOffset + 1);
- if (name.toLowerCase() == name.toUpperCase()) {
- name = navigator.appName;
- }
- }
- // Trim the fullVersion string at semicolon/space if present
- if ((ix = fullVersion.indexOf(';')) !== -1) {
- fullVersion = fullVersion.substring(0, ix);
- }
- if ((ix = fullVersion.indexOf(' ')) !== -1) {
- fullVersion = fullVersion.substring(0, ix);
- }
- // Get major version
- majorVersion = parseInt('' + fullVersion, 10);
- if (isNaN(majorVersion)) {
- fullVersion = '' + parseFloat(navigator.appVersion);
- majorVersion = parseInt(navigator.appVersion, 10);
- }
- // Return data
- return {
- name: name,
- version: majorVersion,
- ios: /(iPad|iPhone|iPod)/g.test(navigator.platform)
- };
- }
- // Check for mime type support against a player instance
- // Credits: http://diveintohtml5.info/everything.html
- // Related: http://www.leanbackplayer.com/test/h5mt.html
- function _supportMime(player, mimeType) {
- var media = player.media;
- // Only check video types for video players
- if (player.type == 'video') {
- // Check type
- switch (mimeType) {
- case 'video/webm':
- return !!(media.canPlayType && media.canPlayType('video/webm; codecs="vp8, vorbis"').replace(/no/, ''));
- case 'video/mp4':
- return !!(media.canPlayType && media.canPlayType('video/mp4; codecs="avc1.42E01E, mp4a.40.2"').replace(/no/, ''));
- case 'video/ogg':
- return !!(media.canPlayType && media.canPlayType('video/ogg; codecs="theora"').replace(/no/, ''));
- }
- }
- // Only check audio types for audio players
- else if (player.type == 'audio') {
- // Check type
- switch (mimeType) {
- case 'audio/mpeg':
- return !!(media.canPlayType && media.canPlayType('audio/mpeg;').replace(/no/, ''));
- case 'audio/ogg':
- return !!(media.canPlayType && media.canPlayType('audio/ogg; codecs="vorbis"').replace(/no/, ''));
- case 'audio/wav':
- return !!(media.canPlayType && media.canPlayType('audio/wav; codecs="1"').replace(/no/, ''));
- }
- }
- // If we got this far, we're stuffed
- return false;
- }
- // Inject a script
- function _injectScript(source) {
- if (document.querySelectorAll('script[src="' + source + '"]').length) {
- return;
- }
- var tag = document.createElement('script');
- tag.src = source;
- var firstScriptTag = document.getElementsByTagName('script')[0];
- firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
- }
- // Element exists in an array
- function _inArray(haystack, needle) {
- return Array.prototype.indexOf && (haystack.indexOf(needle) != -1);
- }
- // Replace all
- function _replaceAll(string, find, replace) {
- return string.replace(new RegExp(find.replace(/([.*+?\^=!:${}()|\[\]\/\\])/g, '\\$1'), 'g'), replace);
- }
- // Wrap an element
- function _wrap(elements, wrapper) {
- // Convert `elements` to an array, if necessary.
- if (!elements.length) {
- elements = [elements];
- }
- // Loops backwards to prevent having to clone the wrapper on the
- // first element (see `child` below).
- for (var i = elements.length - 1; i >= 0; i--) {
- var child = (i > 0) ? wrapper.cloneNode(true) : wrapper;
- var element = elements[i];
- // Cache the current parent and sibling.
- var parent = element.parentNode;
- var sibling = element.nextSibling;
- // Wrap the element (is automatically removed from its current
- // parent).
- child.appendChild(element);
- // If the element had a sibling, insert the wrapper before
- // the sibling to maintain the HTML structure; otherwise, just
- // append it to the parent.
- if (sibling) {
- parent.insertBefore(child, sibling);
- } else {
- parent.appendChild(child);
- }
- }
- }
- // Unwrap an element
- // http://plainjs.com/javascript/manipulation/unwrap-a-dom-element-35/
- function _unwrap(wrapper) {
- // Get the element's parent node
- var parent = wrapper.parentNode;
- // Move all children out of the element
- while (wrapper.firstChild) {
- parent.insertBefore(wrapper.firstChild, wrapper);
- }
- // Remove the empty element
- parent.removeChild(wrapper);
- }
- // Remove an element
- function _remove(element) {
- element.parentNode.removeChild(element);
- }
- // Prepend child
- function _prependChild(parent, element) {
- parent.insertBefore(element, parent.firstChild);
- }
- // Set attributes
- function _setAttributes(element, attributes) {
- for (var key in attributes) {
- element.setAttribute(key, attributes[key]);
- }
- }
- // Toggle class on an element
- function _toggleClass(element, name, state) {
- if (element) {
- if (element.classList) {
- element.classList[state ? 'add' : 'remove'](name);
- } else {
- var className = (' ' + element.className + ' ').replace(/\s+/g, ' ').replace(' ' + name + ' ', '');
- element.className = className + (state ? ' ' + name : '');
- }
- }
- }
- // Toggle event
- function _toggleHandler(element, events, callback, toggle) {
- var eventList = events.split(' ');
- // If a nodelist is passed, call itself on each node
- if (element instanceof NodeList) {
- for (var x = 0; x < element.length; x++) {
- if (element[x] instanceof Node) {
- _toggleHandler(element[x], arguments[1], arguments[2], arguments[3]);
- }
- }
- return;
- }
- // If a single node is passed, bind the event listener
- for (var i = 0; i < eventList.length; i++) {
- element[toggle ? 'addEventListener' : 'removeEventListener'](eventList[i], callback, false);
- }
- }
- // Bind event
- function _on(element, events, callback) {
- if (element) {
- _toggleHandler(element, events, callback, true);
- }
- }
- // Unbind event
- function _off(element, events, callback) {
- if (element) {
- _toggleHandler(element, events, callback, false);
- }
- }
- // Trigger event
- function _triggerEvent(element, event) {
- // Create faux event
- var fauxEvent = document.createEvent('MouseEvents');
- // Set the event type
- fauxEvent.initEvent(event, true, true);
- // Dispatch the event
- element.dispatchEvent(fauxEvent);
- }
- // Toggle aria-pressed state on a toggle button
- function _toggleState(target, state) {
- // Get state
- state = (typeof state === 'boolean' ? state : !target.getAttribute('aria-pressed'));
- // Set the attribute on target
- target.setAttribute('aria-pressed', state);
- return state;
- }
- // Get percentage
- function _getPercentage(current, max) {
- if (current === 0 || max === 0 || isNaN(current) || isNaN(max)) {
- return 0;
- }
- return ((current / max) * 100).toFixed(2);
- }
- // Deep extend/merge two Objects
- // http://andrewdupont.net/2009/08/28/deep-extending-objects-in-javascript/
- // Removed call to arguments.callee (used explicit function name instead)
- function _extend(destination, source) {
- for (var property in source) {
- if (source[property] && source[property].constructor && source[property].constructor === Object) {
- destination[property] = destination[property] || {};
- _extend(destination[property], source[property]);
- } else {
- destination[property] = source[property];
- }
- }
- return destination;
- }
- // Fullscreen API
- function _fullscreen() {
- var fullscreen = {
- supportsFullScreen: false,
- isFullScreen: function () {
- return false;
- },
- requestFullScreen: function () {},
- cancelFullScreen: function () {},
- fullScreenEventName: '',
- element: null,
- prefix: ''
- },
- browserPrefixes = 'webkit moz o ms khtml'.split(' ');
- // Check for native support
- if (typeof document.cancelFullScreen !== 'undefined') {
- fullscreen.supportsFullScreen = true;
- } else {
- // Check for fullscreen support by vendor prefix
- for (var i = 0, il = browserPrefixes.length; i < il; i++) {
- fullscreen.prefix = browserPrefixes[i];
- if (typeof document[fullscreen.prefix + 'CancelFullScreen'] !== 'undefined') {
- fullscreen.supportsFullScreen = true;
- break;
- }
- // Special case for MS (when isn't it?)
- else if (typeof document.msExitFullscreen !== 'undefined' && document.msFullscreenEnabled) {
- fullscreen.prefix = 'ms';
- fullscreen.supportsFullScreen = true;
- break;
- }
- }
- }
- // Update methods to do something useful
- if (fullscreen.supportsFullScreen) {
- // Yet again Microsoft awesomeness,
- // Sometimes the prefix is 'ms', sometimes 'MS' to keep you on your toes
- fullscreen.fullScreenEventName = (fullscreen.prefix == 'ms' ? 'MSFullscreenChange' : fullscreen.prefix + 'fullscreenchange');
- fullscreen.isFullScreen = function (element) {
- if (typeof element === 'undefined') {
- element = document.body;
- }
- switch (this.prefix) {
- case '':
- return document.fullscreenElement == element;
- case 'moz':
- return document.mozFullScreenElement == element;
- default:
- return document[this.prefix + 'FullscreenElement'] == element;
- }
- };
- fullscreen.requestFullScreen = function (element) {
- if (typeof element === 'undefined') {
- element = document.body;
- }
- return (this.prefix === '') ? element.requestFullScreen() : element[this.prefix + (this.prefix == 'ms' ? 'RequestFullscreen' : 'RequestFullScreen')]();
- };
- fullscreen.cancelFullScreen = function () {
- return (this.prefix === '') ? document.cancelFullScreen() : document[this.prefix + (this.prefix == 'ms' ? 'ExitFullscreen' : 'CancelFullScreen')]();
- };
- fullscreen.element = function () {
- return (this.prefix === '') ? document.fullscreenElement : document[this.prefix + 'FullscreenElement'];
- };
- }
- return fullscreen;
- }
- // Local storage
- function _storage() {
- var storage = {
- supported: (function () {
- try {
- return 'localStorage' in window && window.localStorage !== null;
- } catch (e) {
- return false;
- }
- })()
- };
- return storage;
- }
- // Player instance
- function Plyr(container) {
- var player = this;
- player.container = container;
- // Captions functions
- // Seek the manual caption time and update UI
- function _seekManualCaptions(time) {
- // If it's not video, or we're using textTracks, bail.
- if (player.usingTextTracks || player.type !== 'video' || !player.supported.full) {
- return;
- }
- // Reset subcount
- player.subcount = 0;
- // Check time is a number, if not use currentTime
- // IE has a bug where currentTime doesn't go to 0
- // https://twitter.com/Sam_Potts/status/573715746506731521
- time = typeof time === 'number' ? time : player.media.currentTime;
- while (_timecodeMax(player.captions[player.subcount][0]) < time.toFixed(1)) {
- player.subcount++;
- if (player.subcount > player.captions.length - 1) {
- player.subcount = player.captions.length - 1;
- break;
- }
- }
- // Check if the next caption is in the current time range
- if (player.media.currentTime.toFixed(1) >= _timecodeMin(player.captions[player.subcount][0]) &&
- player.media.currentTime.toFixed(1) <= _timecodeMax(player.captions[player.subcount][0])) {
- player.currentCaption = player.captions[player.subcount][1];
- // Trim caption text
- var content = player.currentCaption.trim();
- // Render the caption (only if changed)
- if (player.captionsContainer.innerHTML != content) {
- // Empty caption
- // Otherwise NVDA reads it twice
- player.captionsContainer.innerHTML = '';
- // Set new caption text
- player.captionsContainer.innerHTML = content;
- }
- } else {
- player.captionsContainer.innerHTML = '';
- }
- }
- // Display captions container and button (for initialization)
- function _showCaptions() {
- // If there's no caption toggle, bail
- if (!player.buttons.captions) {
- return;
- }
- _toggleClass(player.container, config.classes.captions.enabled, true);
- if (config.captions.defaultActive) {
- _toggleClass(player.container, config.classes.captions.active, true);
- _toggleState(player.buttons.captions, true);
- }
- }
- // Utilities for caption time codes
- function _timecodeMin(tc) {
- var tcpair = [];
- tcpair = tc.split(' --> ');
- return _subTcSecs(tcpair[0]);
- }
- function _timecodeMax(tc) {
- var tcpair = [];
- tcpair = tc.split(' --> ');
- return _subTcSecs(tcpair[1]);
- }
- function _subTcSecs(tc) {
- if (tc === null || tc === undefined) {
- return 0;
- } else {
- var tc1 = [],
- tc2 = [],
- seconds;
- tc1 = tc.split(',');
- tc2 = tc1[0].split(':');
- seconds = Math.floor(tc2[0] * 60 * 60) + Math.floor(tc2[1] * 60) + Math.floor(tc2[2]);
- return seconds;
- }
- }
- // Find all elements
- function _getElements(selector) {
- return player.container.querySelectorAll(selector);
- }
- // Find a single element
- function _getElement(selector) {
- return _getElements(selector)[0];
- }
- // Determine if we're in an iframe
- function _inFrame() {
- try {
- return window.self !== window.top;
- } catch (e) {
- return true;
- }
- }
- // Insert controls
- function _injectControls() {
- // Make a copy of the html
- var html = config.html;
- // Insert custom video controls
- _log('Injecting custom controls.');
- // If no controls are specified, create default
- if (!html) {
- html = _buildControls();
- }
- // Replace seek time instances
- html = _replaceAll(html, '{seektime}', config.seekTime);
- // Replace all id references with random numbers
- html = _replaceAll(html, '{id}', Math.floor(Math.random() * (10000)));
- // Inject into the container
- player.container.insertAdjacentHTML('beforeend', html);
- // Setup tooltips
- if (config.tooltips) {
- var labels = _getElements(config.selectors.labels);
- for (var i = labels.length - 1; i >= 0; i--) {
- var label = labels[i];
- _toggleClass(label, config.classes.hidden, false);
- _toggleClass(label, config.classes.tooltip, true);
- }
- }
- }
- // Find the UI controls and store references
- function _findElements() {
- try {
- player.controls = _getElement(config.selectors.controls);
- // Buttons
- player.buttons = {};
- player.buttons.seek = _getElement(config.selectors.buttons.seek);
- player.buttons.play = _getElement(config.selectors.buttons.play);
- player.buttons.pause = _getElement(config.selectors.buttons.pause);
- player.buttons.restart = _getElement(config.selectors.buttons.restart);
- player.buttons.rewind = _getElement(config.selectors.buttons.rewind);
- player.buttons.forward = _getElement(config.selectors.buttons.forward);
- player.buttons.fullscreen = _getElement(config.selectors.buttons.fullscreen);
- // Inputs
- player.buttons.mute = _getElement(config.selectors.buttons.mute);
- player.buttons.captions = _getElement(config.selectors.buttons.captions);
- player.checkboxes = _getElements('[type="checkbox"]');
- // Progress
- player.progress = {};
- player.progress.container = _getElement(config.selectors.progress.container);
- // Progress - Buffering
- player.progress.buffer = {};
- player.progress.buffer.bar = _getElement(config.selectors.progress.buffer);
- player.progress.buffer.text = player.progress.buffer.bar && player.progress.buffer.bar.getElementsByTagName('span')[0];
- // Progress - Played
- player.progress.played = {};
- player.progress.played.bar = _getElement(config.selectors.progress.played);
- player.progress.played.text = player.progress.played.bar && player.progress.played.bar.getElementsByTagName('span')[0];
- // Volume
- player.volume = _getElement(config.selectors.buttons.volume);
- // Timing
- player.duration = _getElement(config.selectors.duration);
- player.currentTime = _getElement(config.selectors.currentTime);
- player.seekTime = _getElements(config.selectors.seekTime);
- return true;
- } catch (e) {
- _log('It looks like there\'s a problem with your controls html. Bailing.', true);
- // Restore native video controls
- player.media.setAttribute('controls', '');
- return false;
- }
- }
- // Setup aria attribute for play
- function _setupPlayAria() {
- // If there's no play button, bail
- if (!player.buttons.play) {
- return;
- }
- // Find the current text
- var label = player.buttons.play.innerText || config.i18n.play;
- // If there's a media title set, use that for the label
- if (typeof (config.title) !== 'undefined' && config.title.length) {
- label += ', ' + config.title;
- }
- player.buttons.play.setAttribute('aria-label', label);
- }
- // Setup media
- function _setupMedia() {
- // If there's no media, bail
- if (!player.media) {
- _log('No audio or video element found!', true);
- return false;
- }
- if (player.supported.full) {
- // Remove native video controls
- player.media.removeAttribute('controls');
- // Add type class
- _toggleClass(player.container, config.classes.type.replace('{0}', player.type), true);
- // If there's no autoplay attribute, assume the video is stopped and add state class
- _toggleClass(player.container, config.classes.stopped, (player.media.getAttribute('autoplay') === null));
- // Add iOS class
- if (player.browser.ios) {
- _toggleClass(player.container, 'ios', true);
- }
- // Inject the player wrapper
- if (player.type === 'video') {
- // Create the wrapper div
- var wrapper = document.createElement('div');
- wrapper.setAttribute('class', config.classes.videoWrapper);
- // Wrap the video in a container
- _wrap(player.media, wrapper);
- // Cache the container
- player.videoContainer = wrapper;
- }
- }
- // YouTube
- if (player.type == 'youtube') {
- _setupYouTube(player.media.getAttribute('data-video-id'));
- }
- // Autoplay
- if (player.media.getAttribute('autoplay') !== null) {
- _play();
- }
- }
- // Setup YouTube
- function _setupYouTube(id) {
- // Remove old containers
- var containers = _getElements('[id^="youtube"]');
- for (var i = containers.length - 1; i >= 0; i--) {
- _remove(containers[i]);
- }
- // Create the YouTube container
- var container = document.createElement('div');
- container.setAttribute('id', 'youtube-' + Math.floor(Math.random() * (10000)));
- player.media.appendChild(container);
- // Add embed class for responsive
- _toggleClass(player.media, config.classes.videoWrapper, true);
- _toggleClass(player.media, config.classes.embedWrapper, true);
- if (typeof YT === 'object') {
- _YTReady(id, container);
- } else {
- // Load the API
- _injectScript('https://www.youtube.com/iframe_api');
- // Add callback to queue
- callbacks.youtube.push(function () {
- _YTReady(id, container);
- });
- // Setup callback for the API
- window.onYouTubeIframeAPIReady = function () {
- for (var i = callbacks.youtube.length - 1; i >= 0; i--) {
- // Fire callback
- callbacks.youtube[i]();
- // Remove from queue
- callbacks.youtube.splice(i, 1);
- }
- };
- }
- }
- // Handle API ready
- function _YTReady(id, container) {
- _log('YouTube API Ready');
- // Setup timers object
- // We have to poll YouTube for updates
- if (!('timer' in player)) {
- player.timer = {};
- }
- // Setup instance
- // https://developers.google.com/youtube/iframe_api_reference
- player.embed = new YT.Player(container.id, {
- videoId: id,
- playerVars: {
- autoplay: 0,
- controls: (player.supported.full ? 0 : 1),
- rel: 0,
- showinfo: 0,
- iv_load_policy: 3,
- cc_load_policy: (config.captions.defaultActive ? 1 : 0),
- cc_lang_pref: 'en',
- wmode: 'transparent',
- modestbranding: 1,
- disablekb: 1
- },
- events: {
- 'onReady': function (event) {
- // Get the instance
- var instance = event.target;
- // Create a faux HTML5 API using the YouTube API
- player.media.play = function () {
- instance.playVideo();
- };
- player.media.pause = function () {
- instance.pauseVideo();
- };
- player.media.stop = function () {
- instance.stopVideo();
- };
- player.media.duration = instance.getDuration();
- player.media.paused = true;
- player.media.currentTime = instance.getCurrentTime();
- player.media.muted = instance.isMuted();
- // Trigger timeupdate
- _triggerEvent(player.media, 'timeupdate');
- // Reset timer
- window.clearInterval(player.timer.buffering);
- // Setup buffering
- player.timer.buffering = window.setInterval(function () {
- // Get loaded % from YouTube
- player.media.buffered = instance.getVideoLoadedFraction();
- // Trigger progress
- _triggerEvent(player.media, 'progress');
- // Bail if we're at 100%
- if (player.media.buffered === 1) {
- window.clearInterval(player.timer.buffering);
- }
- }, 200);
- if (player.supported.full) {
- // Only setup controls once
- if (!player.container.querySelectorAll(config.selectors.controls).length) {
- _setupInterface();
- }
- // Display duration if available
- if (config.displayDuration) {
- _displayDuration();
- }
- }
- },
- 'onStateChange': function (event) {
- // Get the instance
- var instance = event.target;
- // Reset timer
- window.clearInterval(player.timer.playing);
- // Handle events
- // -1 Unstarted
- // 0 Ended
- // 1 Playing
- // 2 Paused
- // 3 Buffering
- // 5 Video cued
- switch (event.data) {
- case 0:
- player.media.paused = true;
- _triggerEvent(player.media, 'ended');
- break;
- case 1:
- player.media.paused = false;
- _triggerEvent(player.media, 'play');
- // Poll to get playback progress
- player.timer.playing = window.setInterval(function () {
- // Set the current time
- player.media.currentTime = instance.getCurrentTime();
- // Trigger timeupdate
- _triggerEvent(player.media, 'timeupdate');
- }, 200);
- break;
- case 2:
- player.media.paused = true;
- _triggerEvent(player.media, 'pause');
- }
- }
- }
- });
- }
- // Setup captions
- function _setupCaptions() {
- if (player.type === 'video') {
- // Inject the container
- player.videoContainer.insertAdjacentHTML('afterbegin', '<div class="' + config.selectors.captions.replace('.', '') + '"><span></span></div>');
- // Cache selector
- player.captionsContainer = _getElement(config.selectors.captions).querySelector('span');
- // Determine if HTML5 textTracks is supported
- player.usingTextTracks = false;
- if (player.media.textTracks) {
- player.usingTextTracks = true;
- }
- // Get URL of caption file if exists
- var captionSrc = '',
- kind,
- children = player.media.childNodes;
- for (var i = 0; i < children.length; i++) {
- if (children[i].nodeName.toLowerCase() === 'track') {
- kind = children[i].kind;
- if (kind === 'captions' || kind === 'subtitles') {
- captionSrc = children[i].getAttribute('src');
- }
- }
- }
- // Record if caption file exists or not
- player.captionExists = true;
- if (captionSrc === '') {
- player.captionExists = false;
- _log('No caption track found.');
- } else {
- _log('Caption track found; URI: ' + captionSrc);
- }
- // If no caption file exists, hide container for caption text
- if (!player.captionExists) {
- _toggleClass(player.container, config.classes.captions.enabled);
- }
- // If caption file exists, process captions
- else {
- // Turn off native caption rendering to avoid double captions
- // This doesn't seem to work in Safari 7+, so the <track> elements are removed from the dom below
- var tracks = player.media.textTracks;
- for (var x = 0; x < tracks.length; x++) {
- tracks[x].mode = 'hidden';
- }
- // Enable UI
- _showCaptions(player);
- // Disable unsupported browsers than report false positive
- if ((player.browser.name === 'IE' && player.browser.version >= 10) ||
- (player.browser.name === 'Firefox' && player.browser.version >= 31) ||
- (player.browser.name === 'Chrome' && player.browser.version >= 43) ||
- (player.browser.name === 'Safari' && player.browser.version >= 7)) {
- // Debugging
- _log('Detected unsupported browser for HTML5 captions. Using fallback.');
- // Set to false so skips to 'manual' captioning
- player.usingTextTracks = false;
- }
- // Rendering caption tracks
- // Native support required - http://caniuse.com/webvtt
- if (player.usingTextTracks) {
- _log('TextTracks supported.');
- for (var y = 0; y < tracks.length; y++) {
- var track = tracks[y];
- if (track.kind === 'captions' || track.kind === 'subtitles') {
- _on(track, 'cuechange', function () {
- // Clear container
- player.captionsContainer.innerHTML = '';
- // Display a cue, if there is one
- if (this.activeCues[0] && this.activeCues[0].hasOwnProperty('text')) {
- player.captionsContainer.appendChild(this.activeCues[0].getCueAsHTML().trim());
- }
- });
- }
- }
- }
- // Caption tracks not natively supported
- else {
- _log('TextTracks not supported so rendering captions manually.');
- // Render captions from array at appropriate time
- player.currentCaption = '';
- player.captions = [];
- if (captionSrc !== '') {
- // Create XMLHttpRequest Object
- var xhr = new XMLHttpRequest();
- xhr.onreadystatechange = function () {
- if (xhr.readyState === 4) {
- if (xhr.status === 200) {
- var records = [],
- record,
- req = xhr.responseText;
- records = req.split('\n\n');
- for (var r = 0; r < records.length; r++) {
- record = records[r];
- player.captions[r] = [];
- player.captions[r] = record.split('\n');
- }
- // Remove first element ('VTT')
- player.captions.shift();
- _log('Successfully loaded the caption file via AJAX.');
- } else {
- _log('There was a problem loading the caption file via AJAX.', true);
- }
- }
- };
- xhr.open('get', captionSrc, true);
- xhr.send();
- }
- }
- // If Safari 7+, removing track from DOM [see 'turn off native caption rendering' above]
- if (player.browser.name === 'Safari' && player.browser.version >= 7) {
- _log('Safari 7+ detected; removing track from DOM.');
- // Find all <track> elements
- tracks = player.media.getElementsByTagName('track');
- // Loop through and remove one by one
- for (var t = 0; t < tracks.length; t++) {
- player.media.removeChild(tracks[t]);
- }
- }
- }
- }
- }
- // Setup fullscreen
- function _setupFullscreen() {
- if (player.type != 'audio' && config.fullscreen.enabled) {
- // Check for native support
- var nativeSupport = fullscreen.supportsFullScreen;
- if (nativeSupport || (config.fullscreen.fallback && !_inFrame())) {
- _log((nativeSupport ? 'Native' : 'Fallback') + ' fullscreen enabled.');
- // Add styling hook
- _toggleClass(player.container, config.classes.fullscreen.enabled, true);
- } else {
- _log('Fullscreen not supported and fallback disabled.');
- }
- // Toggle state
- _toggleState(player.buttons.fullscreen, false);
- // Set control hide class hook
- if (config.fullscreen.hideControls) {
- _toggleClass(player.container, config.classes.fullscreen.hideControls, true);
- }
- }
- }
- // Play media
- function _play() {
- player.media.play();
- }
- // Pause media
- function _pause() {
- player.media.pause();
- }
- // Toggle playback
- function _togglePlay(toggle) {
- // Play
- if (toggle === true) {
- _play();
- }
- // Pause
- else if (toggle === false) {
- _pause();
- }
- // True toggle
- else {
- player.media[player.media.paused ? 'play' : 'pause']();
- }
- }
- // Rewind
- function _rewind(seekTime) {
- // Use default if needed
- if (typeof seekTime !== 'number') {
- seekTime = config.seekTime;
- }
- _seek(player.media.currentTime - seekTime);
- }
- // Fast forward
- function _forward(seekTime) {
- // Use default if needed
- if (typeof seekTime !== 'number') {
- seekTime = config.seekTime;
- }
- _seek(player.media.currentTime + seekTime);
- }
- // Seek to time
- // The input parameter can be an event or a number
- function _seek(input) {
- var targetTime = 0,
- paused = player.media.paused;
- // Explicit position
- if (typeof input === 'number') {
- targetTime = input;
- }
- // Event
- else if (typeof input === 'object' && (input.type === 'input' || input.type === 'change')) {
- // It's the seek slider
- // Seek to the selected time
- targetTime = ((input.target.value / input.target.max) * player.media.duration);
- }
- // Normalise targetTime
- if (targetTime < 0) {
- targetTime = 0;
- } else if (targetTime > player.media.duration) {
- targetTime = player.media.duration;
- }
- // Set the current time
- // Try/catch incase the media isn't set and we're calling seek() from source() and IE moans
- try {
- player.media.currentTime = targetTime.toFixed(1);
- } catch (e) {}
- // YouTube
- if (player.type == 'youtube') {
- player.embed.seekTo(targetTime);
- if (paused) {
- _pause();
- }
- // Trigger timeupdate
- _triggerEvent(player.media, 'timeupdate');
- }
- // Logging
- _log('Seeking to ' + player.media.currentTime + ' seconds');
- // Special handling for 'manual' captions
- _seekManualCaptions(targetTime);
- }
- // Check playing state
- function _checkPlaying() {
- _toggleClass(player.container, config.classes.playing, !player.media.paused);
- _toggleClass(player.container, config.classes.stopped, player.media.paused);
- }
- // Toggle fullscreen
- function _toggleFullscreen(event) {
- // Check for native support
- var nativeSupport = fullscreen.supportsFullScreen;
- // If it's a fullscreen change event, it's probably a native close
- if (event && event.type === fullscreen.fullScreenEventName) {
- player.isFullscreen = fullscreen.isFullScreen(player.container);
- }
- // If there's native support, use it
- else if (nativeSupport) {
- // Request fullscreen
- if (!fullscreen.isFullScreen(player.container)) {
- fullscreen.requestFullScreen(player.container);
- }
- // Bail from fullscreen
- else {
- fullscreen.cancelFullScreen();
- }
- // Check if we're actually full screen (it could fail)
- player.isFullscreen = fullscreen.isFullScreen(player.container);
- } else {
- // Otherwise, it's a simple toggle
- player.isFullscreen = !player.isFullscreen;
- // Bind/unbind escape key
- if (player.isFullscreen) {
- _on(document, 'keyup', _handleEscapeFullscreen);
- document.body.style.overflow = 'hidden';
- } else {
- _off(document, 'keyup', _handleEscapeFullscreen);
- document.body.style.overflow = '';
- }
- }
- // Set class hook
- _toggleClass(player.container, config.classes.fullscreen.active, player.isFullscreen);
- // Set button state
- _toggleState(player.buttons.fullscreen, player.isFullscreen);
- // Toggle controls visibility based on mouse movement and location
- var hoverTimer, isMouseOver = false;
- // Show the player controls
- function _showControls() {
- // Set shown class
- _toggleClass(player.container, config.classes.hover, true);
- // Clear timer every movement
- window.clearTimeout(hoverTimer);
- // If the mouse is not over the controls, set a timeout to hide them
- if (!isMouseOver) {
- hoverTimer = window.setTimeout(function () {
- _toggleClass(player.container, config.classes.hover, false);
- }, 2000);
- }
- }
- // Check mouse is over the controls
- function _setMouseOver(event) {
- isMouseOver = (event.type === 'mouseenter');
- }
- if (config.fullscreen.hideControls) {
- // Hide on entering full screen
- _toggleClass(player.controls, config.classes.hover, false);
- // Keep an eye on the mouse location in relation to controls
- _toggleHandler(player.controls, 'mouseenter mouseleave', _setMouseOver, player.isFullscreen);
- // Show the controls on mouse move
- _toggleHandler(player.container, 'mousemove', _showControls, player.isFullscreen);
- }
- }
- // Bail from faux-fullscreen
- function _handleEscapeFullscreen(event) {
- // If it's a keypress and not escape, bail
- if ((event.which || event.charCode || event.keyCode) === 27 && player.isFullscreen) {
- _toggleFullscreen();
- }
- }
- // Set volume
- function _setVolume(volume) {
- // Use default if no value specified
- if (typeof volume === 'undefined') {
- if (config.storage.enabled && _storage().supported) {
- volume = window.localStorage[config.storage.key] || config.volume;
- } else {
- volume = config.volume;
- }
- }
- // Maximum is 10
- if (volume > 10) {
- volume = 10;
- }
- // Minimum is 0
- if (volume < 0) {
- volume = 0;
- }
- // Set the player volume
- player.media.volume = parseFloat(volume / 10);
- // YouTube
- if (player.type == 'youtube') {
- player.embed.setVolume(player.media.volume * 100);
- // Trigger timeupdate
- _triggerEvent(player.media, 'volumechange');
- }
- // Toggle muted state
- if (player.media.muted && volume > 0) {
- _toggleMute();
- }
- }
- // Mute
- function _toggleMute(muted) {
- // If the method is called without parameter, toggle based on current value
- if (typeof muted !== 'boolean') {
- muted = !player.media.muted;
- }
- // Set button state
- _toggleState(player.buttons.mute, muted);
- // Set mute on the player
- player.media.muted = muted;
- // YouTube
- if (player.type === 'youtube') {
- player.embed[player.media.muted ? 'mute' : 'unMute']();
- // Trigger timeupdate
- _triggerEvent(player.media, 'volumechange');
- }
- }
- // Update volume UI and storage
- function _updateVolume() {
- // Get the current volume
- var volume = player.media.muted ? 0 : (player.media.volume * 10);
- // Update the <input type="range"> if present
- if (player.supported.full && player.volume) {
- player.volume.value = volume;
- }
- // Store the volume in storage
- if (config.storage.enabled && _storage().supported) {
- window.localStorage.setItem(config.storage.key, volume);
- }
- // Toggle class if muted
- _toggleClass(player.container, config.classes.muted, (volume === 0));
- // Update checkbox for mute state
- if (player.supported.full && player.buttons.mute) {
- _toggleState(player.buttons.mute, (volume === 0));
- }
- }
- // Toggle captions
- function _toggleCaptions(show) {
- // If there's no full support, or there's no caption toggle
- if (!player.supported.full || !player.buttons.captions) {
- return;
- }
- // If the method is called without parameter, toggle based on current value
- if (typeof show !== 'boolean') {
- show = (player.container.className.indexOf(config.classes.captions.active) === -1);
- }
- // Toggle state
- _toggleState(player.buttons.captions, show);
- // Add class hook
- _toggleClass(player.container, config.classes.captions.active, show);
- }
- // Check if media is loading
- function _checkLoading(event) {
- var loading = (event.type === 'waiting');
- // Clear timer
- clearTimeout(player.loadingTimer);
- // Timer to prevent flicker when seeking
- player.loadingTimer = setTimeout(function () {
- _toggleClass(player.container, config.classes.loading, loading);
- }, (loading ? 250 : 0));
- }
- // Update <progress> elements
- function _updateProgress(event) {
- var progress = player.progress.played.bar,
- text = player.progress.played.text,
- value = 0;
- if (event) {
- switch (event.type) {
- // Video playing
- case 'timeupdate':
- case 'seeking':
- value = _getPercentage(player.media.currentTime, player.media.duration);
- // Set seek range value only if it's a 'natural' time event
- if (event.type == 'timeupdate' && player.buttons.seek) {
- player.buttons.seek.value = value;
- }
- break;
- // Events from seek range
- case 'change':
- case 'input':
- value = event.target.value;
- break;
- // Check buffer status
- case 'playing':
- case 'progress':
- progress = player.progress.buffer.bar;
- text = player.progress.buffer.text;
- value = (function () {
- var buffered = player.media.buffered;
- // HTML5
- if (buffered && buffered.length) {
- return _getPercentage(buffered.end(0), player.media.duration);
- }
- // YouTube returns between 0 and 1
- else if (typeof buffered === 'number') {
- return (buffered * 100);
- }
- return 0;
- })();
- }
- }
- // Set values
- if (progress) {
- progress.value = value;
- }
- if (text) {
- text.innerHTML = value;
- }
- }
- // Update the displayed time
- function _updateTimeDisplay(time, element) {
- // Bail if there's no duration display
- if (!element) {
- return;
- }
- player.secs = parseInt(time % 60);
- player.mins = parseInt((time / 60) % 60);
- player.hours = parseInt(((time / 60) / 60) % 60);
- // Do we need to display hours?
- var displayHours = (parseInt(((player.media.duration / 60) / 60) % 60) > 0);
- // Ensure it's two digits. For example, 03 rather than 3.
- player.secs = ('0' + player.secs).slice(-2);
- player.mins = ('0' + player.mins).slice(-2);
- // Render
- element.innerHTML = (displayHours ? player.hours + ':' : '') + player.mins + ':' + player.secs;
- }
- // Show the duration on metadataloaded
- function _displayDuration() {
- var duration = player.media.duration || 0;
- // If there's only one time display, display duration there
- if (!player.duration && config.displayDuration && player.media.paused) {
- _updateTimeDisplay(duration, player.currentTime);
- }
- // If there's a duration element, update content
- if (player.duration) {
- _updateTimeDisplay(duration, player.duration);
- }
- }
- // Handle time change event
- function _timeUpdate(event) {
- // Duration
- _updateTimeDisplay(player.media.currentTime, player.currentTime);
- // Playing progress
- _updateProgress(event);
- }
- // Remove <source> children and src attribute
- function _removeSources() {
- // Find child <source> elements
- var sources = player.media.querySelectorAll('source');
- // Remove each
- for (var i = sources.length - 1; i >= 0; i--) {
- _remove(sources[i]);
- }
- // Remove src attribute
- player.media.removeAttribute('src');
- }
- // Inject a source
- function _addSource(attributes) {
- if (attributes.src) {
- // Create a new <source>
- var element = document.createElement('source');
- // Set all passed attributes
- _setAttributes(element, attributes);
- // Inject the new source
- _prependChild(player.media, element);
- }
- }
- // Update source
- // Sources are not checked for support so be careful
- function _parseSource(sources) {
- // YouTube
- if (player.type === 'youtube' && typeof sources === 'string') {
- // Destroy YouTube instance
- player.embed.destroy();
- // Re-setup YouTube
- // We don't use loadVideoBy[x] here since it has issues
- _setupYouTube(sources);
- // Update times
- _timeUpdate();
- // Bail
- return;
- }
- // Pause playback (webkit freaks out)
- _pause();
- // Restart
- _seek();
- // Remove current sources
- _removeSources();
- // If a single source is passed
- // .source('path/to/video.mp4')
- if (typeof sources === 'string') {
- _addSource({
- src: sources
- });
- }
- // An array of source objects
- // Check if a source exists, use that or set the 'src' attribute?
- // .source([{ src: 'path/to/video.mp4', type: 'video/mp4' },{ src: 'path/to/video.webm', type: 'video/webm' }])
- else if (sources.constructor === Array) {
- for (var index in sources) {
- _addSource(sources[index]);
- }
- }
- if (player.supported.full) {
- // Reset time display
- _timeUpdate();
- // Update the UI
- _checkPlaying();
- }
- // Re-load sources
- player.media.load();
- // Play if autoplay attribute is present
- if (player.media.getAttribute('autoplay') !== null) {
- _play();
- }
- }
- // Update poster
- function _updatePoster(source) {
- if (player.type === 'video') {
- player.media.setAttribute('poster', source);
- }
- }
- // Listen for events
- function _listeners() {
- // IE doesn't support input event, so we fallback to change
- var inputEvent = (player.browser.name == 'IE' ? 'change' : 'input');
- // Detect tab focus
- function checkFocus() {
- var focused = document.activeElement;
- if (!focused || focused == document.body) {
- focused = null;
- } else if (document.querySelector) {
- focused = document.querySelector(':focus');
- }
- for (var button in player.buttons) {
- var element = player.buttons[button];
- _toggleClass(element, 'tab-focus', (element === focused));
- }
- }
- _on(window, 'keyup', function (event) {
- var code = (event.keyCode ? event.keyCode : event.which);
- if (code == 9) {
- checkFocus();
- }
- });
- for (var button in player.buttons) {
- var element = player.buttons[button];
- _on(element, 'blur', function () {
- _toggleClass(element, 'tab-focus', false);
- });
- }
- // Play
- _on(player.buttons.play, 'click', function () {
- _play();
- setTimeout(function () {
- player.buttons.pause.focus();
- }, 100);
- });
- // Pause
- _on(player.buttons.pause, 'click', function () {
- _pause();
- setTimeout(function () {
- player.buttons.play.focus();
- }, 100);
- });
- // Restart
- _on(player.buttons.restart, 'click', _seek);
- // Rewind
- _on(player.buttons.rewind, 'click', _rewind);
- // Fast forward
- _on(player.buttons.forward, 'click', _forward);
- // Seek
- _on(player.buttons.seek, inputEvent, _seek);
- // Set volume
- _on(player.volume, inputEvent, function () {
- _setVolume(this.value);
- });
- // Mute
- _on(player.buttons.mute, 'click', _toggleMute);
- // Fullscreen
- _on(player.buttons.fullscreen, 'click', _toggleFullscreen);
- // Handle user exiting fullscreen by escaping etc
- if (fullscreen.supportsFullScreen) {
- _on(document, fullscreen.fullScreenEventName, _toggleFullscreen);
- }
- // Time change on media
- _on(player.media, 'timeupdate seeking', _timeUpdate);
- // Update manual captions
- _on(player.media, 'timeupdate', _seekManualCaptions);
- // Display duration
- _on(player.media, 'loadedmetadata', _displayDuration);
- // Captions
- _on(player.buttons.captions, 'click', _toggleCaptions);
- // Handle the media finishing
- _on(player.media, 'ended', function () {
- // Clear
- if (player.type === 'video') {
- player.captionsContainer.innerHTML = '';
- }
- // Reset UI
- _checkPlaying();
- });
- // Check for buffer progress
- _on(player.media, 'progress playing', _updateProgress);
- // Handle native mute
- _on(player.media, 'volumechange', _updateVolume);
- // Handle native play/pause
- _on(player.media, 'play pause', _checkPlaying);
- // Loading
- _on(player.media, 'waiting canplay seeked', _checkLoading);
- // Click video
- if (player.type === 'video' && config.click) {
- _on(player.videoContainer, 'click', function () {
- if (player.media.paused) {
- _triggerEvent(player.buttons.play, 'click');
- } else if (player.media.ended) {
- _seek();
- _triggerEvent(player.buttons.play, 'click');
- } else {
- _triggerEvent(player.buttons.pause, 'click');
- }
- });
- }
- }
- // Destroy an instance
- // Event listeners are removed when elements are removed
- // http://stackoverflow.com/questions/12528049/if-a-dom-element-is-removed-are-its-listeners-also-removed-from-memory
- function _destroy() {
- // Bail if the element is not initialized
- if (!player.init) {
- return null;
- }
- // Reset container classname
- player.container.setAttribute('class', config.selectors.container.replace('.', ''));
- // Remove init flag
- player.init = false;
- // Remove controls
- _remove(_getElement(config.selectors.controls));
- // YouTube
- if (player.type === 'youtube') {
- player.embed.destroy();
- return;
- }
- // If video, we need to remove some more
- if (player.type === 'video') {
- // Remove captions
- _remove(_getElement(config.selectors.captions));
- // Remove video wrapper
- _unwrap(player.videoContainer);
- }
- // Restore native video controls
- player.media.setAttribute('controls', '');
- // Clone the media element to remove listeners
- // http://stackoverflow.com/questions/19469881/javascript-remove-all-event-listeners-of-specific-type
- var clone = player.media.cloneNode(true);
- player.media.parentNode.replaceChild(clone, player.media);
- }
- // Setup a player
- function _init() {
- // Bail if the element is initialized
- if (player.init) {
- return null;
- }
- // Setup the fullscreen api
- fullscreen = _fullscreen();
- // Sniff out the browser
- player.browser = _browserSniff();
- // Get the media element
- player.media = player.container.querySelectorAll('audio, video, div')[0];
- // Set media type
- var tagName = player.media.tagName.toLowerCase();
- if (tagName === 'div') {
- player.type = player.media.getAttribute('data-type');
- } else {
- player.type = tagName;
- }
- // Check for full support
- player.supported = api.supported(player.type);
- // If no native support, bail
- if (!player.supported.basic) {
- return false;
- }
- // Debug info
- _log(player.browser.name + ' ' + player.browser.version);
- // Setup media
- _setupMedia();
- // Setup interface
- if (player.type == 'video' || player.type == 'audio') {
- // Bail if no support
- if (!player.supported.full) {
- // Successful setup
- player.init = true;
- // Don't inject controls if no full support
- return;
- }
- // Setup UI
- _setupInterface();
- // Display duration if available
- if (config.displayDuration) {
- _displayDuration();
- }
- // Set up aria-label for Play button with the title option
- _setupPlayAria();
- }
- // Successful setup
- player.init = true;
- }
- function _setupInterface() {
- // Inject custom controls
- _injectControls();
- // Find the elements
- if (!_findElements()) {
- return false;
- }
- // Captions
- _setupCaptions();
- // Set volume
- _setVolume();
- _updateVolume();
- // Setup fullscreen
- _setupFullscreen();
- // Listeners
- _listeners();
- }
- // Initialize instance
- _init();
- // If init failed, return an empty object
- if (!player.init) {
- return {};
- }
- return {
- media: player.media,
- play: _play,
- pause: _pause,
- restart: _seek,
- rewind: _rewind,
- forward: _forward,
- seek: _seek,
- source: _parseSource,
- poster: _updatePoster,
- setVolume: _setVolume,
- togglePlay: _togglePlay,
- toggleMute: _toggleMute,
- toggleCaptions: _toggleCaptions,
- toggleFullscreen: _toggleFullscreen,
- isFullscreen: function () {
- return player.isFullscreen || false;
- },
- support: function (mimeType) {
- return _supportMime(player, mimeType);
- },
- destroy: _destroy,
- restore: _init
- };
- }
- // Check for support
- api.supported = function (type) {
- var browser = _browserSniff(),
- oldIE = (browser.name === 'IE' && browser.version <= 9),
- iPhone = /iPhone|iPod/i.test(navigator.userAgent),
- audio = !!document.createElement('audio').canPlayType,
- video = !!document.createElement('video').canPlayType,
- basic, full;
- switch (type) {
- case 'video':
- basic = video;
- full = (basic && (!oldIE && !iPhone));
- break;
- case 'audio':
- basic = audio;
- full = (basic && !oldIE);
- break;
- case 'youtube':
- basic = true;
- full = (!oldIE && !iPhone);
- break;
- default:
- basic = (audio && video);
- full = (basic && !oldIE);
- }
- return {
- basic: basic,
- full: full
- };
- };
- // Expose setup function
- api.setup = function (options) {
- // Extend the default options with user specified
- config = _extend(defaults, options);
- // Bail if disabled or no basic support
- // You may want to disable certain UAs etc
- if (!config.enabled || !api.supported().basic) {
- return false;
- }
- // Get the players
- var elements = document.querySelectorAll(config.selectors.container),
- players = [];
- // Create a player instance for each element
- for (var i = elements.length - 1; i >= 0; i--) {
- // Get the current element
- var element = elements[i];
- // Setup a player instance and add to the element
- if (typeof element.plyr === 'undefined') {
- // Create new instance
- var instance = new Plyr(element);
- // Set plyr to false if setup failed
- element.plyr = (Object.keys(instance).length ? instance : false);
- // Callback
- if (typeof config.onSetup === 'function') {
- config.onSetup.apply(element.plyr);
- }
- }
- // Add to return array even if it's already setup
- players.push(element.plyr);
- }
- return players;
- };
- }(this.plyr = this.plyr || {}));
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