1134 lines
42 KiB
JavaScript
1134 lines
42 KiB
JavaScript
// ==========================================================================
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// Plyr
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// plyr.js v1.0.14
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// https://github.com/sampotts/plyr
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// ==========================================================================
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// Credits: http://paypal.github.io/accessible-html5-video-player/
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// ==========================================================================
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(function (api) {
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"use strict";
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// Globals
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var fullscreen, config;
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// Default config
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var defaults = {
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enabled: true,
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debug: false,
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seekInterval: 10,
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volume: 5,
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click: true,
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selectors: {
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container: ".player",
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controls: ".player-controls",
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buttons: {
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play: "[data-player='play']",
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pause: "[data-player='pause']",
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restart: "[data-player='restart']",
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rewind: "[data-player='rewind']",
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forward: "[data-player='fast-forward']",
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mute: "[data-player='mute']",
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volume: "[data-player='volume']",
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captions: "[data-player='captions']",
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fullscreen: "[data-player='fullscreen']"
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},
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progress: {
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container: ".player-progress",
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buffer: ".player-progress-buffer",
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played: ".player-progress-played"
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},
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captions: ".player-captions",
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duration: ".player-duration",
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seekTime: ".player-seek-time"
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},
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classes: {
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video: "player-video",
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videoWrapper: "player-video-wrapper",
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audio: "player-audio",
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stopped: "stopped",
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playing: "playing",
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muted: "muted",
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captions: {
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enabled: "captions-enabled",
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active: "captions-active"
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},
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fullscreen: {
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enabled: "fullscreen-enabled",
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active: "fullscreen-active"
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}
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},
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captions: {
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defaultActive: false
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},
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fullscreen: {
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enabled: true,
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fallback: true
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},
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storage: {
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enabled: true,
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supported: function() {
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try {
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return "localStorage" in window && window.localStorage !== null;
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}
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catch(e) {
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return false;
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}
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}
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}
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};
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// Debugging
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function _log(text, error) {
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if(config.debug && window.console) {
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console[(error ? "error" : "log")](text);
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}
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}
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// Credits: http://paypal.github.io/accessible-html5-video-player/
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// Unfortunately, due to scattered support, browser sniffing is required
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function _browserSniff() {
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var nAgt = navigator.userAgent,
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browserName = navigator.appName,
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fullVersion = ""+parseFloat(navigator.appVersion),
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majorVersion = parseInt(navigator.appVersion,10),
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nameOffset,
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verOffset,
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ix;
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// MSIE 11
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if ((navigator.appVersion.indexOf("Windows NT") !== -1) && (navigator.appVersion.indexOf("rv:11") !== -1)) {
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browserName = "IE";
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fullVersion = "11;";
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}
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// MSIE
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else if ((verOffset=nAgt.indexOf("MSIE")) !== -1) {
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browserName = "IE";
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fullVersion = nAgt.substring(verOffset+5);
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}
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// Chrome
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else if ((verOffset=nAgt.indexOf("Chrome")) !== -1) {
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browserName = "Chrome";
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fullVersion = nAgt.substring(verOffset+7);
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}
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// Safari
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else if ((verOffset=nAgt.indexOf("Safari")) !== -1) {
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browserName = "Safari";
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fullVersion = nAgt.substring(verOffset+7);
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if ((verOffset=nAgt.indexOf("Version")) !== -1) {
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fullVersion = nAgt.substring(verOffset+8);
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}
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}
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// Firefox
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else if ((verOffset=nAgt.indexOf("Firefox")) !== -1) {
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browserName = "Firefox";
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fullVersion = nAgt.substring(verOffset+8);
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}
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// In most other browsers, "name/version" is at the end of userAgent
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else if ( (nameOffset=nAgt.lastIndexOf(" ")+1) < (verOffset=nAgt.lastIndexOf("/")) ) {
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browserName = nAgt.substring(nameOffset,verOffset);
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fullVersion = nAgt.substring(verOffset+1);
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if (browserName.toLowerCase()==browserName.toUpperCase()) {
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browserName = navigator.appName;
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}
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}
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// Trim the fullVersion string at semicolon/space if present
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if ((ix=fullVersion.indexOf(";")) !== -1) {
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fullVersion=fullVersion.substring(0,ix);
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}
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if ((ix=fullVersion.indexOf(" ")) !== -1) {
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fullVersion=fullVersion.substring(0,ix);
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}
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// Get major version
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majorVersion = parseInt(""+fullVersion,10);
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if (isNaN(majorVersion)) {
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fullVersion = ""+parseFloat(navigator.appVersion);
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majorVersion = parseInt(navigator.appVersion,10);
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}
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// Return data
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return [browserName, majorVersion];
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}
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// Replace all
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function _replaceAll(string, find, replace) {
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return string.replace(new RegExp(find.replace(/([.*+?^=!:${}()|\[\]\/\\])/g, "\\$1"), "g"), replace);
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}
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// Wrap an element
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function _wrap(elements, wrapper) {
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// Convert `elms` to an array, if necessary.
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if (!elements.length) {
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elements = [elements];
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}
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// Loops backwards to prevent having to clone the wrapper on the
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// first element (see `child` below).
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for (var i = elements.length - 1; i >= 0; i--) {
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var child = (i > 0) ? wrapper.cloneNode(true) : wrapper;
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var el = elements[i];
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// Cache the current parent and sibling.
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var parent = el.parentNode;
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var sibling = el.nextSibling;
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// Wrap the element (is automatically removed from its current
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// parent).
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child.appendChild(el);
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// If the element had a sibling, insert the wrapper before
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// the sibling to maintain the HTML structure; otherwise, just
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// append it to the parent.
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if (sibling) {
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parent.insertBefore(child, sibling);
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} else {
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parent.appendChild(child);
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}
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}
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}
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// Toggle class on an element
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function _toggleClass(element, name, state) {
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if(element){
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if(element.classList) {
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element.classList[state ? "add" : "remove"](name);
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}
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else {
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var className = (" " + element.className + " ").replace(/\s+/g, " ").replace(" " + name + " ", "");
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element.className = className + (state ? " " + name : "");
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}
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}
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}
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// Toggle event
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function _toggleHandler(element, events, callback, toggle) {
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events = events.split(" ");
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for (var i = 0; i < events.length; i++) {
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element[toggle ? "addEventListener" : "removeEventListener"](events[i], callback, false);
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}
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}
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// Bind event
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function _on(element, events, callback) {
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_toggleHandler(element, events, callback, true);
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}
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// Unbind event
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function _off(element, events, callback) {
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_toggleHandler(element, events, callback, false);
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}
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// Get percentage
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function _getPercentage(current, max) {
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return Math.floor((current / max) * 100);
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}
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// Get click position relative to parent
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// http://www.kirupa.com/html5/getting_mouse_click_position.htm
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function _getClickPosition(event) {
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var parentPosition = _fullscreen().isFullScreen() ? { x: 0, y: 0 } : _getPosition(event.currentTarget);
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return {
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x: event.clientX - parentPosition.x,
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y: event.clientY - parentPosition.y
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};
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}
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// Get element position
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function _getPosition(element) {
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var xPosition = 0;
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var yPosition = 0;
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while (element) {
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xPosition += (element.offsetLeft - element.scrollLeft + element.clientLeft);
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yPosition += (element.offsetTop - element.scrollTop + element.clientTop);
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element = element.offsetParent;
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}
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return {
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x: xPosition,
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y: yPosition
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};
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}
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// Deep extend/merge two Objects
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// http://andrewdupont.net/2009/08/28/deep-extending-objects-in-javascript/
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// Removed call to arguments.callee (used explicit function name instead)
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function _extend(destination, source) {
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for (var property in source) {
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if (source[property] && source[property].constructor && source[property].constructor === Object) {
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destination[property] = destination[property] || {};
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_extend(destination[property], source[property]);
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}
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else {
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destination[property] = source[property];
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}
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}
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return destination;
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}
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// Fullscreen API
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function _fullscreen() {
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var fullscreen = {
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supportsFullScreen: false,
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isFullScreen: function() { return false; },
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requestFullScreen: function() {},
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cancelFullScreen: function() {},
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fullScreenEventName: "",
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element: null,
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prefix: ""
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},
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browserPrefixes = "webkit moz o ms khtml".split(" ");
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// check for native support
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if (typeof document.cancelFullScreen != "undefined") {
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fullscreen.supportsFullScreen = true;
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}
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else {
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// check for fullscreen support by vendor prefix
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for (var i = 0, il = browserPrefixes.length; i < il; i++ ) {
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fullscreen.prefix = browserPrefixes[i];
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if (typeof document[fullscreen.prefix + "CancelFullScreen"] != "undefined") {
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fullscreen.supportsFullScreen = true;
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break;
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}
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// Special case for MS (when isn't it?)
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else if (typeof document.msExitFullscreen != "undefined" && document.msFullscreenEnabled) {
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fullscreen.prefix = "ms";
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fullscreen.supportsFullScreen = true;
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break;
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}
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}
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}
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// Safari doesn't support the ALLOW_KEYBOARD_INPUT flag so set it to not supported
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// https://bugs.webkit.org/show_bug.cgi?id=121496
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if(fullscreen.prefix === "webkit" && !!navigator.userAgent.match(/Version\/[\d\.]+.*Safari/)) {
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fullscreen.supportsFullScreen = false;
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}
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// Update methods to do something useful
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if (fullscreen.supportsFullScreen) {
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// Yet again Microsoft awesomeness,
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// Sometimes the prefix is "ms", sometimes "MS" to keep you on your toes
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fullscreen.fullScreenEventName = (fullscreen.prefix == "ms" ? "MSFullscreenChange" : fullscreen.prefix + "fullscreenchange");
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fullscreen.isFullScreen = function() {
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switch (this.prefix) {
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case "":
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return document.fullScreen;
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case "webkit":
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return document.webkitIsFullScreen;
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case "ms":
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// Docs say document.msFullScreenElement returns undefined
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// if no element is full screem but it returns null, cheers
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// https://msdn.microsoft.com/en-us/library/ie/dn265028%28v=vs.85%29.aspx
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return (document.msFullscreenElement !== null);
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default:
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return document[this.prefix + "FullScreen"];
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}
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};
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fullscreen.requestFullScreen = function(element) {
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return (this.prefix === "") ? element.requestFullScreen() : element[this.prefix + (this.prefix == "ms" ? "RequestFullscreen" : "RequestFullScreen")](this.prefix === "webkit" ? element.ALLOW_KEYBOARD_INPUT : null);
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};
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fullscreen.cancelFullScreen = function() {
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return (this.prefix === "") ? document.cancelFullScreen() : document[this.prefix + (this.prefix == "ms" ? "ExitFullscreen" : "CancelFullScreen")]();
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};
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fullscreen.element = function() {
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return (this.prefix === "") ? document.fullscreenElement : document[this.prefix + "FullscreenElement"];
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};
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}
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return fullscreen;
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}
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// Player instance
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function Plyr(container) {
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var player = this;
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player.container = container;
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// Captions functions
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// Credits: http://paypal.github.io/accessible-html5-video-player/
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// For "manual" captions, adjust caption position when play time changed (via rewind, clicking progress bar, etc.)
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function _adjustManualCaptions() {
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player.subcount = 0;
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while (_timecodeMax(player.captions[player.subcount][0]) < player.media.currentTime.toFixed(1)) {
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player.subcount++;
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if (player.subcount > player.captions.length-1) {
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player.subcount = player.captions.length-1;
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break;
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}
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}
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}
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// Display captions container and button (for initialization)
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function _showCaptions() {
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_toggleClass(player.container, config.classes.captions.enabled, true);
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if (config.captions.defaultActive) {
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_toggleClass(player.container, config.classes.captions.active, true);
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player.buttons.captions.setAttribute("checked", "checked");
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}
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}
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// Utilities for caption time codes
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function _timecodeMin(tc) {
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var tcpair = [];
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tcpair = tc.split(" --> ");
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return _subTcSecs(tcpair[0]);
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}
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function _timecodeMax(tc) {
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var tcpair = [];
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tcpair = tc.split(" --> ");
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return _subTcSecs(tcpair[1]);
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}
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function _subTcSecs(tc) {
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if (tc === null || tc === undefined) {
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return 0;
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}
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else {
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var tc1 = [],
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tc2 = [],
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seconds;
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tc1 = tc.split(",");
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tc2 = tc1[0].split(":");
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seconds = Math.floor(tc2[0]*60*60) + Math.floor(tc2[1]*60) + Math.floor(tc2[2]);
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return seconds;
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}
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}
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// Find all elements
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function _getElements(selector) {
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return player.container.querySelectorAll(selector);
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}
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// Find a single element
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function _getElement(selector) {
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return _getElements(selector)[0];
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}
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// Determine if we're in an iframe
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function _inFrame() {
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try {
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return window.self !== window.top;
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}
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catch (e) {
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return true;
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}
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}
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// Insert controls
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function _injectControls() {
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// Insert custom video controls
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_log("Injecting custom controls.");
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// Use specified html
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// Need to do a default?
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var html = config.html;
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// Replace aria label instances
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html = _replaceAll(html, "{aria-label}", config.playAriaLabel);
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// Replace all id references
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html = _replaceAll(html, "{id}", player.random);
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// Inject into the container
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player.container.insertAdjacentHTML("beforeend", html);
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}
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// Find the UI controls and store references
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function _findElements() {
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try {
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player.controls = _getElement(config.selectors.controls);
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// Buttons
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player.buttons = {};
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player.buttons.play = _getElement(config.selectors.buttons.play);
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player.buttons.pause = _getElement(config.selectors.buttons.pause);
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player.buttons.restart = _getElement(config.selectors.buttons.restart);
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player.buttons.rewind = _getElement(config.selectors.buttons.rewind);
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player.buttons.forward = _getElement(config.selectors.buttons.forward);
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player.buttons.mute = _getElement(config.selectors.buttons.mute);
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player.buttons.captions = _getElement(config.selectors.buttons.captions);
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player.buttons.fullscreen = _getElement(config.selectors.buttons.fullscreen);
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// Progress
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player.progress = {};
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player.progress.container = _getElement(config.selectors.progress.container);
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// Progress - Buffering
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player.progress.buffer = {};
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player.progress.buffer.bar = _getElement(config.selectors.progress.buffer);
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player.progress.buffer.text = player.progress.buffer.bar.getElementsByTagName("span")[0];
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// Progress - Played
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player.progress.played = {};
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player.progress.played.bar = _getElement(config.selectors.progress.played);
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player.progress.played.text = player.progress.played.bar.getElementsByTagName("span")[0];
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// Volume
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player.volume = _getElement(config.selectors.buttons.volume);
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// Timing
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player.duration = _getElement(config.selectors.duration);
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player.seekTime = _getElements(config.selectors.seekTime);
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return true;
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}
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catch(e) {
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_log("It looks like there's a problem with your controls html. Bailing.", true);
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return false;
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}
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}
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// Setup media
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function _setupMedia() {
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player.media = player.container.querySelectorAll("audio, video")[0];
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// If there's no media, bail
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if(!player.media) {
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_log("No audio or video element found!", true);
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return false;
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}
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// Remove native video controls
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player.media.removeAttribute("controls");
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// Set media type
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player.type = (player.media.tagName.toLowerCase() == "video" ? "video" : "audio");
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// Add type class
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_toggleClass(player.container, config.classes[player.type], true);
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// If there's no autoplay attribute, assume the video is stopped and add state class
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_toggleClass(player.container, config.classes.stopped, (player.media.getAttribute("autoplay") === null));
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|
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// Inject the player wrapper
|
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if(player.type === "video") {
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// Create the wrapper div
|
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var wrapper = document.createElement("div");
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wrapper.setAttribute("class", config.classes.videoWrapper);
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// Wrap the video in a container
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_wrap(player.media, wrapper);
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// Cache the container
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player.videoContainer = wrapper;
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}
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}
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// Setup captions
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function _setupCaptions() {
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if(player.type === "video") {
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// Inject the container
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player.videoContainer.insertAdjacentHTML("afterbegin", "<div class='" + config.selectors.captions.replace(".", "") + "'></div>");
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|
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// Cache selector
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player.captionsContainer = _getElement(config.selectors.captions);
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|
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// Determine if HTML5 textTracks is supported
|
|
player.isTextTracks = false;
|
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if (player.media.textTracks) {
|
|
player.isTextTracks = 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].getAttribute("kind");
|
|
if (kind === "captions") {
|
|
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);
|
|
|
|
// If IE 10/11 or Firefox 31+ or Safari 7+, don"t use native captioning (still doesn"t work although they claim it"s now supported)
|
|
if ((player.browserName === "IE" && player.browserMajorVersion === 10) ||
|
|
(player.browserName === "IE" && player.browserMajorVersion === 11) ||
|
|
(player.browserName === "Firefox" && player.browserMajorVersion >= 31) ||
|
|
(player.browserName === "Safari" && player.browserMajorVersion >= 7)) {
|
|
// Debugging
|
|
_log("Detected IE 10/11 or Firefox 31+ or Safari 7+.");
|
|
|
|
// Set to false so skips to "manual" captioning
|
|
player.isTextTracks = false;
|
|
}
|
|
|
|
// Rendering caption tracks
|
|
// Native support required - http://caniuse.com/webvtt
|
|
if (player.isTextTracks) {
|
|
_log("TextTracks supported.");
|
|
|
|
for (var y=0; y < tracks.length; y++) {
|
|
var track = tracks[y];
|
|
|
|
if (track.kind === "captions") {
|
|
_on(track, "cuechange", function() {
|
|
if (this.activeCues[0]) {
|
|
if (this.activeCues[0].hasOwnProperty("text")) {
|
|
player.captionsContainer.innerHTML = this.activeCues[0].text;
|
|
}
|
|
}
|
|
});
|
|
}
|
|
}
|
|
}
|
|
// Caption tracks not natively supported
|
|
else {
|
|
_log("TextTracks not supported so rendering captions manually.");
|
|
|
|
// Render captions from array at appropriate time
|
|
player.currentCaption = "";
|
|
player.subcount = 0;
|
|
player.captions = [];
|
|
|
|
_on(player.media, "timeupdate", function() {
|
|
// 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];
|
|
}
|
|
// Is there a next timecode?
|
|
if (player.media.currentTime.toFixed(1) > _timecodeMax(player.captions[player.subcount][0]) &&
|
|
player.subcount < (player.captions.length-1)) {
|
|
player.subcount++;
|
|
}
|
|
// Render the caption
|
|
player.captionsContainer.innerHTML = player.currentCaption;
|
|
});
|
|
|
|
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.browserName === "Safari" && player.browserMajorVersion >= 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 seeking
|
|
function _setupSeeking() {
|
|
// Update number of seconds in rewind and fast forward buttons
|
|
player.seekTime[0].innerHTML = config.seekInterval;
|
|
player.seekTime[1].innerHTML = config.seekInterval;
|
|
}
|
|
|
|
// Setup fullscreen
|
|
function _setupFullscreen() {
|
|
if(player.type === "video" && 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.");
|
|
}
|
|
}
|
|
}
|
|
|
|
// Play media
|
|
function _play() {
|
|
player.media.play();
|
|
}
|
|
|
|
// Pause media
|
|
function _pause() {
|
|
player.media.pause();
|
|
}
|
|
|
|
// Restart playback
|
|
function _restart() {
|
|
// Move to beginning
|
|
player.media.currentTime = 0;
|
|
|
|
// Special handling for "manual" captions
|
|
if (!player.isTextTracks) {
|
|
player.subcount = 0;
|
|
}
|
|
|
|
// Play and ensure the play button is in correct state
|
|
_play();
|
|
}
|
|
|
|
// Rewind
|
|
function _rewind(seekInterval) {
|
|
// Use default if needed
|
|
if(typeof seekInterval !== "number") {
|
|
seekInterval = config.seekInterval;
|
|
}
|
|
|
|
var targetTime = player.media.currentTime - seekInterval;
|
|
|
|
if (targetTime < 0) {
|
|
player.media.currentTime = 0;
|
|
}
|
|
else {
|
|
player.media.currentTime = targetTime;
|
|
}
|
|
// Special handling for "manual" captions
|
|
if (!player.isTextTracks && player.type === "video") {
|
|
_adjustManualCaptions(player);
|
|
}
|
|
}
|
|
|
|
// Fast forward
|
|
function _forward(seekInterval) {
|
|
// Use default if needed
|
|
if(typeof seekInterval !== "number") {
|
|
seekInterval = config.seekInterval;
|
|
}
|
|
|
|
var targetTime = player.media.currentTime + seekInterval;
|
|
|
|
if (targetTime > player.media.duration) {
|
|
player.media.currentTime = player.media.duration;
|
|
}
|
|
else {
|
|
player.media.currentTime = targetTime;
|
|
}
|
|
// Special handling for "manual" captions
|
|
if (!player.isTextTracks && player.type === "video") {
|
|
_adjustManualCaptions(player);
|
|
}
|
|
}
|
|
|
|
// 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() {
|
|
// Check for native support
|
|
var nativeSupport = fullscreen.supportsFullScreen;
|
|
|
|
// If it's a fullscreen change event, it's probably a native close
|
|
if(event.type === fullscreen.fullScreenEventName) {
|
|
config.fullscreen.active = fullscreen.isFullScreen();
|
|
}
|
|
// If there's native support, use it
|
|
else if(nativeSupport) {
|
|
// Request fullscreen
|
|
if(!fullscreen.isFullScreen()) {
|
|
fullscreen.requestFullScreen(player.container);
|
|
}
|
|
// Bail from fullscreen
|
|
else {
|
|
fullscreen.cancelFullScreen();
|
|
}
|
|
|
|
// Check if we're actually full screen (it could fail)
|
|
config.fullscreen.active = fullscreen.isFullScreen();
|
|
}
|
|
else {
|
|
// Otherwise, it's a simple toggle
|
|
config.fullscreen.active = !config.fullscreen.active;
|
|
|
|
// Bind/unbind escape key
|
|
if(config.fullscreen.active) {
|
|
_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, config.fullscreen.active);
|
|
}
|
|
|
|
// Bail from faux-fullscreen
|
|
function _handleEscapeFullscreen(event) {
|
|
// If it's a keypress and not escape, bail
|
|
if((event.which || event.charCode || event.keyCode) === 27 && config.fullscreen.active) {
|
|
_toggleFullscreen();
|
|
}
|
|
}
|
|
|
|
// Set volume
|
|
function _setVolume(volume) {
|
|
// Use default if needed
|
|
if(typeof volume === "undefined") {
|
|
if(config.storage.enabled && config.storage.supported) {
|
|
volume = window.localStorage.plyr_volume || config.volume;
|
|
}
|
|
else {
|
|
volume = config.volume;
|
|
}
|
|
}
|
|
// Maximum is 10
|
|
if(volume > 10) {
|
|
volume = 10;
|
|
}
|
|
|
|
player.volume.value = volume;
|
|
player.media.volume = parseFloat(volume / 10);
|
|
_checkMute();
|
|
|
|
// Store the volume in storage
|
|
if(config.storage.enabled && config.storage.supported) {
|
|
window.localStorage.plyr_volume = volume;
|
|
}
|
|
}
|
|
|
|
// Mute
|
|
function _toggleMute(muted) {
|
|
// If the method is called without parameter, toggle based on current value
|
|
if(typeof active === "undefined") {
|
|
muted = !player.media.muted;
|
|
player.buttons.mute.checked = muted;
|
|
}
|
|
|
|
player.media.muted = muted;
|
|
_checkMute();
|
|
}
|
|
|
|
// Toggle captions
|
|
function _toggleCaptions(active) {
|
|
// If the method is called without parameter, toggle based on current value
|
|
if(typeof active === "undefined") {
|
|
active = (player.container.className.indexOf(config.classes.captions.active) === -1);
|
|
player.buttons.captions.checked = active;
|
|
}
|
|
|
|
if (active) {
|
|
_toggleClass(player.container, config.classes.captions.active, true);
|
|
}
|
|
else {
|
|
_toggleClass(player.container, config.classes.captions.active);
|
|
}
|
|
}
|
|
|
|
// Check mute state
|
|
function _checkMute() {
|
|
_toggleClass(player.container, config.classes.muted, (player.media.volume === 0 || player.media.muted));
|
|
}
|
|
|
|
// Update <progress> elements
|
|
function _updateProgress(event) {
|
|
var progress, text, value = 0;
|
|
|
|
switch(event.type) {
|
|
// Video playing
|
|
case "timeupdate":
|
|
progress = player.progress.played.bar;
|
|
text = player.progress.played.text;
|
|
value = _getPercentage(player.media.currentTime, player.media.duration);
|
|
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;
|
|
|
|
if(buffered.length) {
|
|
return _getPercentage(buffered.end(0), player.media.duration);
|
|
}
|
|
|
|
return 0;
|
|
})();
|
|
break;
|
|
}
|
|
|
|
if (progress && value > 0) {
|
|
progress.value = value;
|
|
text.innerHTML = value;
|
|
}
|
|
}
|
|
|
|
// Update the displayed play time
|
|
function _updateTimeDisplay() {
|
|
player.secs = parseInt(player.media.currentTime % 60);
|
|
player.mins = parseInt((player.media.currentTime / 60) % 60);
|
|
|
|
// 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
|
|
player.duration.innerHTML = player.mins + ":" + player.secs;
|
|
}
|
|
|
|
// Listen for events
|
|
function _listeners() {
|
|
// 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", _restart);
|
|
|
|
// Rewind
|
|
_on(player.buttons.rewind, "click", _rewind);
|
|
|
|
// Fast forward
|
|
_on(player.buttons.forward, "click", _forward);
|
|
|
|
// Get the HTML5 range input element and append audio volume adjustment on change
|
|
_on(player.volume, "change", function() {
|
|
_setVolume(this.value);
|
|
});
|
|
|
|
// Mute
|
|
_on(player.buttons.mute, "change", function() {
|
|
_toggleMute(this.checked);
|
|
});
|
|
|
|
// Fullscreen
|
|
_on(player.buttons.fullscreen, "click", _toggleFullscreen);
|
|
|
|
// Handle user exiting fullscreen by escaping etc
|
|
_on(document, fullscreen.fullScreenEventName, _toggleFullscreen);
|
|
|
|
// Click video
|
|
if(player.type === "video" && config.click) {
|
|
_on(player.videoContainer, "click", function() {
|
|
if(player.media.paused) {
|
|
_play();
|
|
}
|
|
else if(player.media.ended) {
|
|
_restart();
|
|
}
|
|
else {
|
|
_pause();
|
|
}
|
|
});
|
|
}
|
|
|
|
// Duration
|
|
_on(player.media, "timeupdate", _updateTimeDisplay);
|
|
|
|
// Playing progress
|
|
_on(player.media, "timeupdate", _updateProgress);
|
|
|
|
// Skip when clicking progress bar
|
|
_on(player.progress.played.bar, "click", function(event) {
|
|
player.pos = _getClickPosition(event).x / this.offsetWidth;
|
|
player.media.currentTime = player.pos * player.media.duration;
|
|
|
|
// Special handling for "manual" captions
|
|
if (!player.isTextTracks && player.type === "video") {
|
|
_adjustManualCaptions(player);
|
|
}
|
|
});
|
|
|
|
// Captions
|
|
_on(player.buttons.captions, "click", function() {
|
|
_toggleCaptions(this.checked);
|
|
});
|
|
|
|
// Clear captions at end of video
|
|
_on(player.media, "ended", function() {
|
|
if(player.type === "video") {
|
|
player.captionsContainer.innerHTML = "";
|
|
}
|
|
_checkPlaying();
|
|
});
|
|
|
|
// Check for buffer progress
|
|
_on(player.media, "progress", _updateProgress);
|
|
|
|
// Also check on start of playing
|
|
_on(player.media, "playing", _updateProgress);
|
|
|
|
// Handle native mute
|
|
_on(player.media, "volumechange", _checkMute);
|
|
|
|
// Handle native play/pause
|
|
_on(player.media, "play pause", _checkPlaying);
|
|
}
|
|
|
|
function _init() {
|
|
// Setup the fullscreen api
|
|
fullscreen = _fullscreen();
|
|
|
|
// Sniff
|
|
player.browserInfo = _browserSniff();
|
|
player.browserName = player.browserInfo[0];
|
|
player.browserMajorVersion = player.browserInfo[1];
|
|
|
|
// Debug info
|
|
_log(player.browserName + " " + player.browserMajorVersion);
|
|
|
|
// If IE8, stop customization (use fallback)
|
|
// If IE9, stop customization (use native controls)
|
|
if (player.browserName === "IE" && (player.browserMajorVersion === 8 || player.browserMajorVersion === 9) ) {
|
|
_log("Browser not suppported.", true);
|
|
return false;
|
|
}
|
|
|
|
// Set up aria-label for Play button with the title option
|
|
if (typeof(config.title) === "undefined" || !config.title.length) {
|
|
config.playAriaLabel = "Play";
|
|
}
|
|
else {
|
|
config.playAriaLabel = "Play " + config.title;
|
|
}
|
|
|
|
// Setup media
|
|
_setupMedia();
|
|
|
|
// Generate random number for id/for attribute values for controls
|
|
player.random = Math.floor(Math.random() * (10000));
|
|
|
|
// Inject custom controls
|
|
_injectControls();
|
|
|
|
// Find the elements
|
|
if(!_findElements()) {
|
|
return false;
|
|
}
|
|
|
|
// Captions
|
|
_setupCaptions();
|
|
|
|
// Set volume
|
|
_setVolume();
|
|
|
|
// Setup fullscreen
|
|
_setupFullscreen();
|
|
|
|
// Seeking
|
|
_setupSeeking();
|
|
|
|
// Listeners
|
|
_listeners();
|
|
}
|
|
|
|
_init();
|
|
|
|
return {
|
|
media: player.media,
|
|
play: _play,
|
|
pause: _pause,
|
|
restart: _restart,
|
|
rewind: _rewind,
|
|
forward: _forward,
|
|
setVolume: _setVolume,
|
|
toggleMute: _toggleMute,
|
|
toggleCaptions: _toggleCaptions
|
|
}
|
|
}
|
|
|
|
// Expose setup function
|
|
api.setup = function(options){
|
|
// Extend the default options with user specified
|
|
config = _extend(defaults, options);
|
|
|
|
// If enabled carry on
|
|
// You may want to disable certain UAs etc
|
|
if(!config.enabled) {
|
|
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") {
|
|
element.plyr = new Plyr(element);
|
|
}
|
|
|
|
// Add to return array
|
|
players.push(element.plyr);
|
|
}
|
|
|
|
return players;
|
|
}
|
|
}(this.plyr = this.plyr || {})); |