/* Phillip G * 08.16.2010 * * Made to work with the default HTML5 player and the flash flowplayer. */ ////////////////////// // global variables // ////////////////////// var TRACKER_ID = "XX-XXXXXXX-X"; // change to your google analytics tracking id var BASE_URL = getBaseURL(); var PAGE_TRACKER; var INSTANCES = new Array(); var TIMEOUT = 10; var DEBUG = false; /////////////// // page init // /////////////// window.onload = function() { // setup google analytics setupGoogleAnalytics(); this.merge = function(obj1, obj2){ for(attrname in obj2){obj1[attrname]=obj2[attrname];} return obj1; }; this.createElement = function(tagName, attributes){ return this.merge(document.createElement(tagName), attributes); }; // include external js and css files //document.getElementsByTagName("head")[0].appendChild(this.createElement("script", {type:"text/javascript", src:BASE_URL+"/cuePoints.js"})); document.getElementsByTagName("head")[0].appendChild(this.createElement("link", {type:"text/css", rel:"stylesheet", href:BASE_URL+"/video-js.css"})); document.getElementsByTagName("head")[0].appendChild(this.createElement("link", {type:"text/css", rel:"stylesheet", href:BASE_URL+"/vim.css"})); } //////////////////////////////// // encapsulated analytic info // //////////////////////////////// function videoAnalytics(vID) { if (DEBUG) console.log("new videoAnalytics("+vID+")"); ////////////////////// // video properties // ////////////////////// this.v; this.backlog = new Array(); this.time = 0; this.duration; this.lastSentTime = 0; this.playing; this.videoId = vID; this.videoOnly = false; } ////////////////// // html5 player // ////////////////// videoAnalytics.prototype.htmlPlayerReady = function() { if (DEBUG) console.log("htmlPlayerReady"); // get video element if (DEBUG) console.log(this); this.v = document.getElementById(this.videoId); if (DEBUG) console.log(this.v); if (typeof(this.v) == "undefined") { if (DEBUG) console.log("this.v undefined"); setTimeout(this.htmlPlayerReady, 200); } else { if (DEBUG) console.log("adding html event listeners"); // add event listeners this.v.addEventListener("play", this.playPauseToggle, false); this.v.addEventListener("pause", this.playPauseToggle, false); this.v.addEventListener("timeupdate", this.timeMonitor, false); } } ////////////////// // flash player // ////////////////// function playerReady(obj) { if (DEBUG) console.log("flash playerReady"); // get a reference to the analytics object instance var realThis = INSTANCES[obj.id]; // get video element realThis.v = document.getElementById(realThis.videoId); // add event listeners //realThis.v.addControllerListener("PLAY", "flashPlayPauseToggle"); //realThis.v.addControllerListener("SEEK", "flashSeekChange"); //realThis.v.addModelListener("TIME", "flashTimeMonitor"); if (DEBUG) console.log(realThis); } // necessary functions to intercept the flash events and send them to the object function flashPlayPauseToggle(obj) { if (DEBUG) console.log("flashPlayPauseToggle"); // get a reference to the analytics object instance var realThis = INSTANCES[obj.id]; realThis.playPauseToggle(obj); } function flashTimeMonitor(obj) { // get a reference to the analytics object instance var realThis = INSTANCES[obj.id]; realThis.timeMonitor(obj); } function flashSeekChange(obj) { // get a reference to the analytics object instance var realThis = INSTANCES[obj.id]; realThis.seekChange(obj); } ////////////////////// // action functions // ////////////////////// // on play and pause videoAnalytics.prototype.playPauseToggle = function(obj) { if (DEBUG) console.log("playPauseToggle"); // get a reference to the analytics object instance var realThis; if (this.id) { realThis = INSTANCES[this.id]; } else { realThis = this; } // determine if playing or paused realThis.playing = (typeof($f()) != "undefined") ? $f().isPlaying() : obj.state; // at the beginning of the video, send start data if (DEBUG) console.log("time: " + realThis.time); if (realThis.playing) { realThis.sendMeasurement("Play"); if (realThis.flashPlayer) realThis.timemonitorTimeout = setInterval(function() { flashTimeMonitor(obj);}, 200); } else { if (realThis.flashPlayer) clearInterval(realThis.timemonitorTimeout); realThis.sendMeasurement("Pause"); } } // on a regular time interval videoAnalytics.prototype.timeMonitor = function(obj) { if (DEBUG) console.log("timeMonitor"); // get a reference to the analytics object instance var realThis; if (this.id) { realThis = INSTANCES[this.id]; } else { realThis = this; } // get duration of video if (typeof(realThis.duration) == "undefined") { realThis.duration = (typeof($f()) != "undefined") ? $f().getClip().fullDuration : realThis.v.duration; realThis.duration = Math.round(realThis.duration); } // get current time/position realThis.time = (typeof($f()) != "undefined") ? $f().getTime() : realThis.v.currentTime; if (!this.videoOnly) CuePoint(realThis.time); realThis.time = Math.round(realThis.time); // if playing, and current time greater than last, and we're not at the end if (realThis.playing && (realThis.time > realThis.lastSentTime) && (realThis.time != realThis.duration)) { realThis.lastSentTime = realThis.time; // if less than 1 minute, send every 10 seconds if ((realThis.time < 60) && ((realThis.time % 10) == 0)) { realThis.sendMeasurement("00:" + strlpad(realThis.time.toString(), 2, '0')); // if greater than 1 minute, send every minute } else if ((realThis.time % 60) == 0) { var m = Math.floor(realThis.time / 60); var s = realThis.time % 60; realThis.sendMeasurement(strlpad(m.toString(), 2, '0') + ':' + strlpad(s.toString(), 2, '0')); } } // if at the end of the video, send finished data if ((realThis.time == realThis.duration) && (realThis.time != realThis.lastSentTime)) { realThis.playing = false; realThis.lastSentTime = realThis.duration; realThis.sendMeasurement("Completed"); } } // on seek change (flash only) videoAnalytics.prototype.seekChange = function(obj) { if (DEBUG) console.log("seekChange"); // get a reference to the analytics object instance var realThis; if (this.id) { realThis = INSTANCES[this.id]; } else { realThis = this; } // quick hack to make sure the playing boolean is correct realThis.playing = true; } // send the measurement event data videoAnalytics.prototype.sendMeasurement = function(detail) { if (DEBUG) console.log("sendMeasurement"); var action = "Test Video"; // if analytics not defined, save info to backlog if (typeof(_gat) == "undefined") { if (DEBUG) console.log("save to backlog 1"); var save = new Object(); save.action = action; save.detail = detail; this.backlog.push(save); // if analytics is defined, try to send info } else { // make sure tracker is set if (typeof(PAGE_TRACKER) != "undefined") { // if backlog contains info, send it first if (this.backlog.length > 0) { for (var i = 0; i < this.backlog.length; i++) { if (DEBUG) console.log("from backlog"); if (DEBUG) console.log("PAGE_TRACKER._trackEvent(\"Test Page\", "+this.backlog[i].action+", "+this.backlog[i].detail+");"); PAGE_TRACKER._trackEvent("Test Page", this.backlog[i].action, this.backlog[i].detail); } this.backlog = new Array(); } // send current info if (DEBUG) console.log("PAGE_TRACKER._trackEvent(\"Test Page\", "+action+", "+detail+");"); PAGE_TRACKER._trackEvent("Test Page", action, detail); // if tracker not set, save info to backlog } else { if (DEBUG) console.log("save to backlog 2"); var save = new Object(); save.action = action; save.detail = detail; this.backlog.push(save); } } } ////////////////////// // helper functions // ////////////////////// // get the base url of the script function getBaseURL() { var scripts = document.getElementsByTagName("script"); for (var i = 0; i < scripts.length; i++) { var urlArray = scripts[i].src.split("/"); if (scripts[i].src.match(/ezVideo.js/i) != null || scripts[i].src.match(/ezVideo-min.js/i) != null) { return scripts[i].src.replace("/"+urlArray[urlArray.length-1], "");; } } } // create new instance function embedVideo(obj) { if (DEBUG) console.log("embedVideo"); // setup analytics var van = new videoAnalytics(obj.id); INSTANCES[obj.id] = van; // if video only, keep cuepoints from loading if (obj.videoOnly) INSTANCES[obj.id].videoOnly = true; var posterURL = (obj.posterURL) ? obj.posterURL : ''; var playerKey = (obj.playerKey != '') ? obj.playerKey : 'dc61bf1b0c46988ed59'; // default to instantcustomer.com // get flash version var flashVersion = swfobject.getFlashPlayerVersion().major; if (DEBUG) console.log("flash version: " + flashVersion); if (flashVersion >= 9) { if (DEBUG) console.log("flash version > 9"); document.write("
"); var url_to_play = (obj.flvURL && obj.flvURL != '') ? obj.flvURL : obj.mp4URL; // embed the flash $f(obj.id, {src: BASE_URL+"/flowplayer.swf", wmode: 'transparent'}, { key: playerKey, clip: { url: url_to_play, //autoPlay: obj.autoPlay // true or false autoPlay: true // don't make this a variable or else it will disable all manual installs }, plugins: { controls: null // don't make this a variable or else it will disable all manual installs //controls: //{ // fullscreen: obj.showControls, // true or false, // scrubber: obj.showControls, // true or false, // time: obj.showControls, // true or false, // play: obj.showControls // true or false, //} }, canvas: { backgroundImage: 'url('+posterURL+')' }, onLoad: function() { playerReady(obj);}, onStart: function() { flashPlayPauseToggle(obj);}, onPause: function() { flashPlayPauseToggle(obj);}, onResume: function() { flashPlayPauseToggle(obj);} }); INSTANCES[obj.id].flashPlayer = true; } else if (!!document.createElement("video").canPlayType) { if (DEBUG) console.log("html5 capable"); var isIpad = navigator.userAgent.match(/iPad/i) != null; var isIpod = navigator.userAgent.match(/iPod/i) != null; if (DEBUG) console.log("isIpad: " + isIpad); //var autoPlay = (obj.autoPlay) ? 'autoplay' : ''; //var showControls = (obj.showControls) ? 'controls' : ''; var autoPlay = 'autoplay'; var showControls = 'controls'; document.write("\
"); // \ // html player ready if (!(isIpad || isIpod)) VideoJS.setup(); INSTANCES[obj.id].htmlPlayerReady(); } else { if (DEBUG) console.log("no flash or html"); document.write("
"); } } // create new instance function embedVideoOptionalControls(obj) { if (DEBUG) console.log("embedVideo"); // setup analytics var van = new videoAnalytics(obj.id); INSTANCES[obj.id] = van; // if video only, keep cuepoints from loading if (obj.videoOnly) INSTANCES[obj.id].videoOnly = true; var posterURL = (obj.posterURL) ? obj.posterURL : ''; var playerKey = (obj.playerKey != '') ? obj.playerKey : 'dc61bf1b0c46988ed59'; // default to instantcustomer.com // get flash version var flashVersion = swfobject.getFlashPlayerVersion().major; if (DEBUG) console.log("flash version: " + flashVersion); if (flashVersion >= 9) { if (DEBUG) console.log("flash version > 9"); document.write("
"); var url_to_play = (obj.flvURL && obj.flvURL != '') ? obj.flvURL : obj.mp4URL; // embed the flash $f(obj.id, {src: BASE_URL+"/flowplayer.swf", wmode: 'transparent'}, { key: playerKey, clip: { url: url_to_play, //autoPlay: obj.autoPlay // true or false autoPlay: true // don't make this a variable or else it will disable all manual installs }, plugins: { controls: { fullscreen: obj.showControls, // true or false, scrubber: obj.showControls, // true or false, time: obj.showControls, // true or false, play: obj.showControls // true or false, } }, canvas: { backgroundImage: 'url('+posterURL+')' }, onLoad: function() { playerReady(obj);}, onStart: function() { flashPlayPauseToggle(obj);}, onPause: function() { flashPlayPauseToggle(obj);}, onResume: function() { flashPlayPauseToggle(obj);} }); INSTANCES[obj.id].flashPlayer = true; } else if (!!document.createElement("video").canPlayType) { if (DEBUG) console.log("html5 capable"); var isIpad = navigator.userAgent.match(/iPad/i) != null; var isIpod = navigator.userAgent.match(/iPod/i) != null; if (DEBUG) console.log("isIpad: " + isIpad); //var autoPlay = (obj.autoPlay) ? 'autoplay' : ''; //var showControls = (obj.showControls) ? 'controls' : ''; var autoPlay = 'autoplay'; var showControls = 'controls'; document.write("\
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"https://ssl." : "http://www."); scr1.src = gaJsHost + "google-analytics.com/ga.js"; var body = document.getElementsByTagName("body")[0]; body.appendChild(scr1); finalizeGoogleAnalytics(); } // finalize google analytics setup function finalizeGoogleAnalytics() { if (DEBUG) console.log("finalizeGoogleAnalytics"); var body = document.getElementsByTagName("body")[0]; if (typeof(_gat) == "undefined" || typeof(body) == "undefined") { if (TIMEOUT > 0) { TIMEOUT--; setTimeout("finalizeGoogleAnalytics()", 200); } else { if (DEBUG) console.log("unalge to setup google analytics"); } } else { try { PAGE_TRACKER = _gat._getTracker(TRACKER_ID); PAGE_TRACKER._trackPageview(); if (DEBUG) console.log("google analytics ready"); } catch(err) {} } } // pad a string with a character function strlpad(strval, padlen, padchar) { if( typeof(padchar) == "undefined" ) padchar = ' '; while(strval.length < padlen) { strval = padchar + strval; } return strval; } // convert string to title case // taken from 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// Set to stored volume OR 85% this.setVolume(localStorage.volume || this.options.defaultVolume); // Listen for a drag on the volume control this.volumeControl.addEventListener("mousedown", this.onVolumeControlMouseDown.context(this), false); // Listen for a release on the volume control this.volumeControl.addEventListener("mouseup", this.onVolumeControlMouseUp.context(this), false); // Set the display to the initial volume this.updateVolumeDisplay(); // Listen for clicks on the button this.fullscreenControl.addEventListener("click", this.onFullscreenControlClick.context(this), false); // Listen for the mouse move the video. Used to reveal the controller. this.video.addEventListener("mousemove", this.onVideoMouseMove.context(this), false); // Listen for the mouse moving out of the video. Used to hide the controller. this.video.addEventListener("mouseout", this.onVideoMouseOut.context(this), false); // Listen for the mouse move the poster image. Used to reveal the controller. if (this.poster) this.poster.addEventListener("mousemove", this.onVideoMouseMove.context(this), false); // Listen for the mouse moving out of the poster image. Used to hide the controller. if (this.poster) this.poster.addEventListener("mouseout", this.onVideoMouseOut.context(this), false); // Have to add the mouseout to the controller too or it may not hide. // For some reason the same isn't needed for mouseover this.controls.addEventListener("mouseout", this.onVideoMouseOut.context(this), false); // Create listener for esc key while in full screen mode // Creating it during initialization to add context // and because it has to be removed with removeEventListener this.onEscKey = function(event){ if (event.keyCode == 27) { this.fullscreenOff(); } }.context(this); this.onWindowResize = function(event){ this.positionController(); }.context(this); // Support older browsers that used autobuffer this.fixPreloading(); // Load subtitles. Based on http://matroska.org/technical/specs/subtitles/srt.html this.subtitlesSource = this.video.getAttribute("data-subtitles"); if (this.subtitlesSource != null) { this.loadSubtitles(); this.buildSubtitles(); } }, // Support older browsers that used "autobuffer" fixPreloading: function(){ if (typeof this.video.hasAttribute == "function" && this.video.hasAttribute("preload")) { this.video.autobuffer = true; } }, buildController: function(){ /* Creating this HTML
  • 00:00 / 00:00
*/ // Create a list element to hold the different controls this.controls = _V_.createElement("ul", { className: "vjs-controls" }); // Add the controls to the video's container this.video.parentNode.appendChild(this.controls); this.bufferText = _V_.createElement("div", { innerHTML: "buffering..." }); this.bufferText.style.margin = 0; this.bufferText.style.padding = "3px"; this.bufferText.style.border = "none"; this.bufferText.style.color = "white"; this.bufferText.style.fontSize = "10px"; this.bufferText.style.background = "black"; this.bufferText.style.position = "absolute"; this.bufferText.style.bottom = "1px"; this.bufferText.style.left = 0; this.bufferText.style.width = this.video.width; this.bufferText.style.height = "10px"; this.bufferText.style.display = "none"; document.getElementById("video-js-box").appendChild(this.bufferText); // Build the play control this.playControl = _V_.createElement("li", { className: "vjs-play-control vjs-play", innerHTML: "" }); this.controls.appendChild(this.playControl); // Build the progress control this.progressControl = _V_.createElement("li", { className: "vjs-progress-control" }); this.controls.appendChild(this.progressControl); // Create a holder for the progress bars this.progressHolder = _V_.createElement("ul", { className: "vjs-progress-holder" }); this.progressControl.appendChild(this.progressHolder); // Create the loading progress display this.loadProgress = _V_.createElement("li", { className: "vjs-load-progress" }); this.progressHolder.appendChild(this.loadProgress) // Create the playing progress display this.playProgress = _V_.createElement("li", { className: "vjs-play-progress" }); this.progressHolder.appendChild(this.playProgress); // Create the progress time display (00:00 / 00:00) this.timeControl = _V_.createElement("li", { className: "vjs-time-control" }); this.controls.appendChild(this.timeControl); // Create the current play time display this.currentTimeDisplay = _V_.createElement("span", { className: "vjs-current-time-display", innerHTML: "00:00" }); this.timeControl.appendChild(this.currentTimeDisplay); // Add time separator this.timeSeparator = _V_.createElement("span", { innerHTML: " / " }); this.timeControl.appendChild(this.timeSeparator); // Create the total duration display this.durationDisplay = _V_.createElement("span", { className: "vjs-duration-display", innerHTML: "00:00" }); this.timeControl.appendChild(this.durationDisplay); // Create the volumne control this.volumeControl = _V_.createElement("li", { className: "vjs-volume-control", innerHTML: "
" }); this.controls.appendChild(this.volumeControl); this.volumeDisplay = this.volumeControl.children[0] // Crete the fullscreen control this.fullscreenControl = _V_.createElement("li", { className: "vjs-fullscreen-control", innerHTML: "
" }); this.controls.appendChild(this.fullscreenControl); }, // Get the download links block element getLinksFallback: function(){ return this.box.getElementsByTagName("P")[0]; }, // Hide no-video download paragraph hideLinksFallback: function(){ if (this.options.linksHiding && this.linksFallback) this.linksFallback.style.display = "none"; }, getFlashFallback: function(){ if (VideoJS.isIE()) return; var children = this.box.getElementsByClassName("vjs-flash-fallback"); for (var i=0,j=children.length; i 0) this.video.poster = images[0].src; } }, buildPoster: function(){ this.updatePosterSource(); if (this.video.poster) { this.poster = document.createElement("img"); // Add poster to video box this.video.parentNode.appendChild(this.poster); // Add poster image data this.poster.src = this.video.poster; // Add poster styles this.poster.className = "vjs-poster"; } else { this.poster = false; } }, // Add the video poster to the video's container, to fix autobuffer/preload bug showPoster: function(){ if (!this.poster) return; this.poster.style.display = "block"; this.positionPoster(); }, // Size the poster image positionPoster: function(){ // Only if the poster is visible if (this.poster == false || this.poster.style.display == 'none') return; this.poster.style.height = this.video.offsetHeight + "px"; this.poster.style.width = this.video.offsetWidth + "px"; }, hidePoster: function(){ if (!this.poster) return; this.poster.style.display = "none"; }, canPlaySource: function(){ var children = this.video.children; for (var i=0,j=children.length; i 0) { this.setLoadProgress(event.loaded / event.total); } }, // Buffer watching method for load progress. // Used for browsers that don't support the progress event updateBufferedTotal: function(){ if (this.video.buffered) { if (this.video.buffered.length >= 1) { this.setLoadProgress(this.video.buffered.end(0) / this.video.duration); if (this.video.buffered.end(0) == this.video.duration) { clearInterval(this.watchBuffer); } } } else { clearInterval(this.watchBuffer); } }, setLoadProgress: function(percentAsDecimal){ if (percentAsDecimal > this.percentLoaded) { this.percentLoaded = percentAsDecimal; this.updateLoadProgress(); } }, updateLoadProgress: function(){ if (this.controls.style.display == 'none') return; this.loadProgress.style.width = (this.percentLoaded * (_V_.getComputedStyleValue(this.progressHolder, "width").replace("px", ""))) + "px"; }, // React to clicks on the play/pause button onPlayControlClick: function(event){ if (this.video.paused) { this.video.play(); } else { this.video.pause(); } }, // Adjust the play position when the user drags on the progress bar onProgressHolderMouseDown: function(event){ this.stopTrackingPlayProgress(); if (this.video.paused) { this.videoWasPlaying = false; } else { this.videoWasPlaying = true; this.video.pause(); } _V_.blockTextSelection(); document.onmousemove = function(event) { this.setPlayProgressWithEvent(event); }.context(this); document.onmouseup = function(event) { _V_.unblockTextSelection(); document.onmousemove = null; document.onmouseup = null; if (this.videoWasPlaying) { this.video.play(); this.trackPlayProgress(); } }.context(this); }, // When the user stops dragging on the progress bar, update play position // Backup for when the user only clicks and doesn't drag onProgressHolderMouseUp: function(event){ this.setPlayProgressWithEvent(event); // Fixe for an apparent play button state issue. if (this.video.paused) { this.onPause(); } else { this.onPlay(); } }, // Adjust the volume when the user drags on the volume control onVolumeControlMouseDown: function(event){ _V_.blockTextSelection(); document.onmousemove = function(event) { this.setVolumeWithEvent(event); }.context(this); document.onmouseup = function() { _V_.unblockTextSelection(); document.onmousemove = null; document.onmouseup = null; }.context(this); }, // When the user stops dragging, set a new volume // Backup for when the user only clicks and doesn't drag onVolumeControlMouseUp: function(event){ this.setVolumeWithEvent(event); }, // When the user clicks on the fullscreen button, update fullscreen setting onFullscreenControlClick: function(event){ if (!this.videoIsFullScreen) { this.fullscreenOn(); } else { this.fullscreenOff(); } }, onVideoMouseMove: function(event){ this.showController(); clearInterval(this.mouseMoveTimeout); if (!this.video.paused) this.mouseMoveTimeout = setTimeout(function(){ this.hideController(); }.context(this), 4000); }, onVideoMouseOut: function(event){ // Prevent flicker by making sure mouse hasn't left the video var parent = event.relatedTarget; while (parent && parent !== this.video && parent !== this.controls) { parent = parent.parentNode; } if (parent !== this.video && parent !== this.controls && !this.video.paused) { this.hideController(); } }, // Adjust the width of the progress bar to fill the controls width sizeProgressBar: function(){ // this.progressControl.style.width = // this.controls.offsetWidth // - this.playControl.offsetWidth // - this.volumeControl.offsetWidth // - this.timeControl.offsetWidth // - this.fullscreenControl.offsetWidth // - (this.getControlsPadding() * 6) // - this.getControlBorderAdjustment() // + "px"; // this.progressHolder.style.width = (this.progressControl.offsetWidth - (this.timeControl.offsetWidth + 20)) + "px"; this.updatePlayProgress(); this.updateLoadProgress(); }, // Get the space between controls. For more flexible styling. getControlsPadding: function(){ return _V_.findPosX(this.playControl) - _V_.findPosX(this.controls) }, // When dynamically placing controls, if there are borders on the controls, it can break to a new line. getControlBorderAdjustment: function(){ var leftBorder = parseInt(_V_.getComputedStyleValue(this.playControl, "border-left-width").replace("px", "")); var rightBorder = parseInt(_V_.getComputedStyleValue(this.playControl, "border-right-width").replace("px", "")); return leftBorder + rightBorder; }, // Track & display the current play progress trackPlayProgress: function(){ if(this.playProgressInterval) clearInterval(this.playProgressInterval); this.playProgressInterval = setInterval(function(){ this.updatePlayProgress(); }.context(this), 33); }, // Turn off play progress tracking (when paused) stopTrackingPlayProgress: function(){ clearInterval(this.playProgressInterval); }, // Ajust the play progress bar's width based on the current play time updatePlayProgress: function(){ if (this.controls.style.display == 'none') return; this.playProgress.style.width = ((this.video.currentTime / this.video.duration) * (_V_.getComputedStyleValue(this.progressHolder, "width").replace("px", ""))) + "px"; this.updateTimeDisplay(); }, // Update the play position based on where the user clicked on the progresss bar setPlayProgress: function(newProgress){ this.video.currentTime = newProgress * this.video.duration; this.playProgress.style.width = newProgress * (_V_.getComputedStyleValue(this.progressHolder, "width").replace("px", "")) + "px"; this.updateTimeDisplay(); // currentTime changed, reset subtitles if (this.subtitles != null) { this.currentSubtitlePosition = 0; } }, setPlayProgressWithEvent: function(event){ var newProgress = _V_.getRelativePosition(event.pageX, this.progressHolder); this.setPlayProgress(newProgress); }, // Update the displayed time (00:00) updateTimeDisplay: function(){ this.currentTimeDisplay.innerHTML = _V_.formatTime(this.video.currentTime); if (this.video.duration) this.durationDisplay.innerHTML = _V_.formatTime(this.video.duration); }, // Set a new volume based on where the user clicked on the volume control setVolume: function(newVol){ this.video.volume = parseFloat(newVol); localStorage.volume = this.video.volume; }, setVolumeWithEvent: function(event){ var newVol = _V_.getRelativePosition(event.pageX, this.volumeControl.children[0]); this.setVolume(newVol); }, // Update the volume control display // Unique to these default controls. Uses borders to create the look of bars. updateVolumeDisplay: function(){ var volNum = Math.ceil(this.video.volume * 6); for(var i=0; i<6; i++) { if (i < volNum) { _V_.addClass(this.volumeDisplay.children[i], "vjs-volume-level-on") } else { _V_.removeClass(this.volumeDisplay.children[i], "vjs-volume-level-on"); } } }, // Turn on fullscreen (window) mode // Real fullscreen isn't available in browsers quite yet. fullscreenOn: function(){ if (!this.nativeFullscreenOn()) { this.videoIsFullScreen = true; // Storing original doc overflow value to return to when fullscreen is off this.docOrigOverflow = document.documentElement.style.overflow; // Add listener for esc key to exit fullscreen document.addEventListener("keydown", this.onEscKey, false); // Add listener for a window resize window.addEventListener("resize", this.onWindowResize, false); // Hide any scroll bars document.documentElement.style.overflow = 'hidden'; // Apply fullscreen styles _V_.addClass(this.box, "vjs-fullscreen"); // Resize the controller and poster this.positionController(); this.positionPoster(); } }, nativeFullscreenOn: function(){ if(typeof this.video.webkitEnterFullScreen == 'function' && false) { // Seems to be broken in Chromium/Chrome if (!navigator.userAgent.match("Chrome")) { this.video.webkitEnterFullScreen(); return true; } } }, // Turn off fullscreen (window) mode fullscreenOff: function(){ this.videoIsFullScreen = false; document.removeEventListener("keydown", this.onEscKey, false); window.removeEventListener("resize", this.onWindowResize, false); // Unhide scroll bars. document.documentElement.style.overflow = this.docOrigOverflow; // Remove fullscreen styles _V_.removeClass(this.box, "vjs-fullscreen"); // Resize to original settings this.positionController(); this.positionPoster(); }, // Check if browser can use this flash player flashVersionSupported: function(){ return VideoJS.getFlashVersion() >= this.options.flashVersion; }, /* Subtitles ================================================================================ */ loadSubtitles: function() { if (typeof XMLHttpRequest == "undefined") { XMLHttpRequest = function () { try { return new ActiveXObject("Msxml2.XMLHTTP.6.0"); } catch (e) {} try { return new ActiveXObject("Msxml2.XMLHTTP.3.0"); } catch (e) {} try { return new ActiveXObject("Msxml2.XMLHTTP"); } catch (e) {} //Microsoft.XMLHTTP points to Msxml2.XMLHTTP.3.0 and is redundant throw new Error("This browser does not support XMLHttpRequest."); }; } var request = new XMLHttpRequest(); request.open("GET",this.subtitlesSource); request.onreadystatechange = function() { if (request.readyState == 4 && request.status == 200) { this.parseSubtitles(request.responseText); } }.context(this); request.send(); }, parseSubtitles: function(text) { var lines = text.replace("\r",'').split("\n"); this.subtitles = new Array(); this.currentSubtitlePosition = 0; var i = 0; while(i "); subtitle.startTime = this.parseSubtitleTime(time[0]); subtitle.endTime = this.parseSubtitleTime(time[1]); // get subtitle text var text = new Array(); while(lines[i].length>0 && lines[i]!="\r") { text.push(lines[i++]); } subtitle.text = text.join('
'); // add this subtitle this.subtitles.push(subtitle); // ignore the blank line i++; } }, parseSubtitleTime: function(timeText) { var parts = timeText.split(':'); var time = 0; // hours => seconds time += parseInt(parts[0])*60*60; // minutes => seconds time += parseInt(parts[1])*60; // get seconds var seconds = parts[2].split(','); time += parseInt(seconds[0]); // add miliseconds time = time + parseInt(seconds[1])/1000; return time; }, buildSubtitles: function(){ /* Creating this HTML
*/ this.subtitlesDiv = _V_.createElement("div", { className: 'vjs-subtitles' }); this.video.parentNode.appendChild(this.subtitlesDiv); }, onTimeUpdate: function(){ // show the subtitles if (this.subtitles != null) { var x = this.currentSubtitlePosition; while (xthis.subtitles[x].endTime) { if (this.subtitles[x].showing) { this.subtitles[x].showing = false; this.subtitlesDiv.innerHTML = ""; } this.currentSubtitlePosition++; x = this.currentSubtitlePosition; } if (this.currentSubtitlePosition>=this.subtitles.length) return; if (this.video.currentTime>=this.subtitles[x].startTime && this.video.currentTime<=this.subtitles[x].endTime) { this.subtitlesDiv.innerHTML = this.subtitles[x].text; this.subtitles[x].showing = true; } } } }) //////////////////////////////////////////////////////////////////////////////// // Convenience Functions (mini library) // Functions not specific to video or VideoJS and could be replaced with a library like jQuery //////////////////////////////////////////////////////////////////////////////// var _V_ = { addClass: function(element, classToAdd){ if (element.className.split(/\s+/).lastIndexOf(classToAdd) == -1) { element.className = element.className == "" ? classToAdd : element.className + " " + classToAdd; } }, removeClass: function(element, classToRemove){ if (element.className.indexOf(classToRemove) == -1) return; var classNames = element.className.split(/\s+/); classNames.splice(classNames.lastIndexOf(classToRemove),1); element.className = classNames.join(" "); }, merge: function(obj1, obj2){ for(attrname in obj2){obj1[attrname]=obj2[attrname];} return obj1; }, createElement: function(tagName, attributes){ return _V_.merge(document.createElement(tagName), attributes); }, // Attempt to block the ability to select text while dragging controls blockTextSelection: function(){ document.body.focus(); document.onselectstart = function () { return false; }; }, // Turn off text selection blocking unblockTextSelection: function(){ document.onselectstart = function () { return true; }; }, // Return seconds as MM:SS formatTime: function(seconds) { seconds = Math.round(seconds); minutes = Math.floor(seconds / 60); minutes = (minutes >= 10) ? minutes : "0" + minutes; seconds = Math.floor(seconds % 60); seconds = (seconds >= 10) ? seconds : "0" + seconds; return minutes + ":" + seconds; }, // Return the relative horizonal position of an event as a value from 0-1 getRelativePosition: function(x, relativeElement){ return Math.max(0, Math.min(1, (x - _V_.findPosX(relativeElement)) / relativeElement.offsetWidth)); }, // Get an objects position on the page findPosX: function(obj) { var curleft = obj.offsetLeft; while(obj = obj.offsetParent) { curleft += obj.offsetLeft; } return curleft; }, getComputedStyleValue: function(element, style){ return window.getComputedStyle(element, null).getPropertyValue(style); } } //////////////////////////////////////////////////////////////////////////////// // Class Methods // Functions that don't apply to individual videos. //////////////////////////////////////////////////////////////////////////////// // Add video-js to any video tag with the class // Typically used when page is loaded. VideoJS.setup = function(options){ var elements = document.getElementsByTagName("video"); for (var i=0,j=elements.length; i