/** @license * * SoundManager 2: JavaScript Sound for the Web * ---------------------------------------------- * http://schillmania.com/projects/soundmanager2/ * * Copyright (c) 2007, Scott Schiller. All rights reserved. * Code provided under the BSD License: * http://schillmania.com/projects/soundmanager2/license.txt * * V2.97a.20150601 */ /*global window, SM2_DEFER, sm2Debugger, console, document, navigator, setTimeout, setInterval, clearInterval, Audio, opera, module, define */ /*jslint regexp: true, sloppy: true, white: true, nomen: true, plusplus: true, todo: true */ /** * About this file * ------------------------------------------------------------------------------------- * This is the fully-commented source version of the SoundManager 2 API, * recommended for use during development and testing. * * See soundmanager2-nodebug-jsmin.js for an optimized build (~11KB with gzip.) * http://schillmania.com/projects/soundmanager2/doc/getstarted/#basic-inclusion * Alternately, serve this file with gzip for 75% compression savings (~30KB over HTTP.) * * You may notice <d> and </d> comments in this source; these are delimiters for * debug blocks which are removed in the -nodebug builds, further optimizing code size. * * Also, as you may note: Whoa, reliable cross-platform/device audio support is hard! ;) */ (function(window, _undefined) { "use strict"; if (!window || !window.document) { // Don't cross the [environment] streams. SM2 expects to be running in a browser, not under node.js etc. // Additionally, if a browser somehow manages to fail this test, as Egon said: "It would be bad." throw new Error('SoundManager requires a browser with window and document objects.'); } var soundManager = null; /** * The SoundManager constructor. * * @constructor * @param {string} smURL Optional: Path to SWF files * @param {string} smID Optional: The ID to use for the SWF container element * @this {SoundManager} * @return {SoundManager} The new SoundManager instance */ function SoundManager(smURL, smID) { /** * soundManager configuration options list * defines top-level configuration properties to be applied to the soundManager instance (eg. soundManager.flashVersion) * to set these properties, use the setup() method - eg., soundManager.setup({url: '/swf/', flashVersion: 9}) */ this.setupOptions = { 'url': (smURL || null), // path (directory) where SoundManager 2 SWFs exist, eg., /path/to/swfs/ 'flashVersion': 8, // flash build to use (8 or 9.) Some API features require 9. 'debugMode': true, // enable debugging output (console.log() with HTML fallback) 'debugFlash': false, // enable debugging output inside SWF, troubleshoot Flash/browser issues 'useConsole': true, // use console.log() if available (otherwise, writes to #soundmanager-debug element) 'consoleOnly': true, // if console is being used, do not create/write to #soundmanager-debug 'waitForWindowLoad': false, // force SM2 to wait for window.onload() before trying to call soundManager.onload() 'bgColor': '#ffffff', // SWF background color. N/A when wmode = 'transparent' 'useHighPerformance': false, // position:fixed flash movie can help increase js/flash speed, minimize lag 'flashPollingInterval': null, // msec affecting whileplaying/loading callback frequency. If null, default of 50 msec is used. 'html5PollingInterval': null, // msec affecting whileplaying() for HTML5 audio, excluding mobile devices. If null, native HTML5 update events are used. 'flashLoadTimeout': 1000, // msec to wait for flash movie to load before failing (0 = infinity) 'wmode': null, // flash rendering mode - null, 'transparent', or 'opaque' (last two allow z-index to work) 'allowScriptAccess': 'always', // for scripting the SWF (object/embed property), 'always' or 'sameDomain' 'useFlashBlock': false, // *requires flashblock.css, see demos* - allow recovery from flash blockers. Wait indefinitely and apply timeout CSS to SWF, if applicable. 'useHTML5Audio': true, // use HTML5 Audio() where API is supported (most Safari, Chrome versions), Firefox (MP3/MP4 support varies.) Ideally, transparent vs. Flash API where possible. 'forceUseGlobalHTML5Audio': false, // if true, a single Audio() object is used for all sounds - and only one can play at a time. 'ignoreMobileRestrictions': false, // if true, SM2 will not apply global HTML5 audio rules to mobile UAs. iOS > 7 and WebViews may allow multiple Audio() instances. 'html5Test': /^(probably|maybe)$/i, // HTML5 Audio() format support test. Use /^probably$/i; if you want to be more conservative. 'preferFlash': false, // overrides useHTML5audio, will use Flash for MP3/MP4/AAC if present. Potential option if HTML5 playback with these formats is quirky. 'noSWFCache': false, // if true, appends ?ts={date} to break aggressive SWF caching. 'idPrefix': 'sound' // if an id is not provided to createSound(), this prefix is used for generated IDs - 'sound0', 'sound1' etc. }; this.defaultOptions = { /** * the default configuration for sound objects made with createSound() and related methods * eg., volume, auto-load behaviour and so forth */ 'autoLoad': false, // enable automatic loading (otherwise .load() will be called on demand with .play(), the latter being nicer on bandwidth - if you want to .load yourself, you also can) 'autoPlay': false, // enable playing of file as soon as possible (much faster if "stream" is true) 'from': null, // position to start playback within a sound (msec), default = beginning 'loops': 1, // how many times to repeat the sound (position will wrap around to 0, setPosition() will break out of loop when >0) 'onid3': null, // callback function for "ID3 data is added/available" 'onload': null, // callback function for "load finished" 'whileloading': null, // callback function for "download progress update" (X of Y bytes received) 'onplay': null, // callback for "play" start 'onpause': null, // callback for "pause" 'onresume': null, // callback for "resume" (pause toggle) 'whileplaying': null, // callback during play (position update) 'onposition': null, // object containing times and function callbacks for positions of interest 'onstop': null, // callback for "user stop" 'onfailure': null, // callback function for when playing fails 'onfinish': null, // callback function for "sound finished playing" 'multiShot': true, // let sounds "restart" or layer on top of each other when played multiple times, rather than one-shot/one at a time 'multiShotEvents': false, // fire multiple sound events (currently onfinish() only) when multiShot is enabled 'position': null, // offset (milliseconds) to seek to within loaded sound data. 'pan': 0, // "pan" settings, left-to-right, -100 to 100 'stream': true, // allows playing before entire file has loaded (recommended) 'to': null, // position to end playback within a sound (msec), default = end 'type': null, // MIME-like hint for file pattern / canPlay() tests, eg. audio/mp3 'usePolicyFile': false, // enable crossdomain.xml request for audio on remote domains (for ID3/waveform access) 'volume': 100 // self-explanatory. 0-100, the latter being the max. }; this.flash9Options = { /** * flash 9-only options, * merged into defaultOptions if flash 9 is being used */ 'isMovieStar': null, // "MovieStar" MPEG4 audio mode. Null (default) = auto detect MP4, AAC etc. based on URL. true = force on, ignore URL 'usePeakData': false, // enable left/right channel peak (level) data 'useWaveformData': false, // enable sound spectrum (raw waveform data) - NOTE: May increase CPU load. 'useEQData': false, // enable sound EQ (frequency spectrum data) - NOTE: May increase CPU load. 'onbufferchange': null, // callback for "isBuffering" property change 'ondataerror': null // callback for waveform/eq data access error (flash playing audio in other tabs/domains) }; this.movieStarOptions = { /** * flash 9.0r115+ MPEG4 audio options, * merged into defaultOptions if flash 9+movieStar mode is enabled */ 'bufferTime': 3, // seconds of data to buffer before playback begins (null = flash default of 0.1 seconds - if AAC playback is gappy, try increasing.) 'serverURL': null, // rtmp: FMS or FMIS server to connect to, required when requesting media via RTMP or one of its variants 'onconnect': null, // rtmp: callback for connection to flash media server 'duration': null // rtmp: song duration (msec) }; this.audioFormats = { /** * determines HTML5 support + flash requirements. * if no support (via flash and/or HTML5) for a "required" format, SM2 will fail to start. * flash fallback is used for MP3 or MP4 if HTML5 can't play it (or if preferFlash = true) */ 'mp3': { 'type': ['audio/mpeg; codecs="mp3"', 'audio/mpeg', 'audio/mp3', 'audio/MPA', 'audio/mpa-robust'], 'required': true }, 'mp4': { 'related': ['aac','m4a','m4b'], // additional formats under the MP4 container 'type': ['audio/mp4; codecs="mp4a.40.2"', 'audio/aac', 'audio/x-m4a', 'audio/MP4A-LATM', 'audio/mpeg4-generic'], 'required': false }, 'ogg': { 'type': ['audio/ogg; codecs=vorbis'], 'required': false }, 'opus': { 'type': ['audio/ogg; codecs=opus', 'audio/opus'], 'required': false }, 'wav': { 'type': ['audio/wav; codecs="1"', 'audio/wav', 'audio/wave', 'audio/x-wav'], 'required': false } }; // HTML attributes (id + class names) for the SWF container this.movieID = 'sm2-container'; this.id = (smID || 'sm2movie'); this.debugID = 'soundmanager-debug'; this.debugURLParam = /([#?&])debug=1/i; // dynamic attributes this.versionNumber = 'V2.97a.20150601'; this.version = null; this.movieURL = null; this.altURL = null; this.swfLoaded = false; this.enabled = false; this.oMC = null; this.sounds = {}; this.soundIDs = []; this.muted = false; this.didFlashBlock = false; this.filePattern = null; this.filePatterns = { 'flash8': /\.mp3(\?.*)?$/i, 'flash9': /\.mp3(\?.*)?$/i }; // support indicators, set at init this.features = { 'buffering': false, 'peakData': false, 'waveformData': false, 'eqData': false, 'movieStar': false }; // flash sandbox info, used primarily in troubleshooting this.sandbox = { // <d> 'type': null, 'types': { 'remote': 'remote (domain-based) rules', 'localWithFile': 'local with file access (no internet access)', 'localWithNetwork': 'local with network (internet access only, no local access)', 'localTrusted': 'local, trusted (local+internet access)' }, 'description': null, 'noRemote': null, 'noLocal': null // </d> }; /** * format support (html5/flash) * stores canPlayType() results based on audioFormats. * eg. { mp3: boolean, mp4: boolean } * treat as read-only. */ this.html5 = { 'usingFlash': null // set if/when flash fallback is needed }; // file type support hash this.flash = {}; // determined at init time this.html5Only = false; // used for special cases (eg. iPad/iPhone/palm OS?) this.ignoreFlash = false; /** * a few private internals (OK, a lot. :D) */ var SMSound, sm2 = this, globalHTML5Audio = null, flash = null, sm = 'soundManager', smc = sm + ': ', h5 = 'HTML5::', id, ua = navigator.userAgent, wl = window.location.href.toString(), doc = document, doNothing, setProperties, init, fV, on_queue = [], debugOpen = true, debugTS, didAppend = false, appendSuccess = false, didInit = false, disabled = false, windowLoaded = false, _wDS, wdCount = 0, initComplete, mixin, assign, extraOptions, addOnEvent, processOnEvents, initUserOnload, delayWaitForEI, waitForEI, rebootIntoHTML5, setVersionInfo, handleFocus, strings, initMovie, domContentLoaded, winOnLoad, didDCLoaded, getDocument, createMovie, catchError, setPolling, initDebug, debugLevels = ['log', 'info', 'warn', 'error'], defaultFlashVersion = 8, disableObject, failSafely, normalizeMovieURL, oRemoved = null, oRemovedHTML = null, str, flashBlockHandler, getSWFCSS, swfCSS, toggleDebug, loopFix, policyFix, complain, idCheck, waitingForEI = false, initPending = false, startTimer, stopTimer, timerExecute, h5TimerCount = 0, h5IntervalTimer = null, parseURL, messages = [], canIgnoreFlash, needsFlash = null, featureCheck, html5OK, html5CanPlay, html5Ext, html5Unload, domContentLoadedIE, testHTML5, event, slice = Array.prototype.slice, useGlobalHTML5Audio = false, lastGlobalHTML5URL, hasFlash, detectFlash, badSafariFix, html5_events, showSupport, flushMessages, wrapCallback, idCounter = 0, didSetup, msecScale = 1000, is_iDevice = ua.match(/(ipad|iphone|ipod)/i), isAndroid = ua.match(/android/i), isIE = ua.match(/msie/i), isWebkit = ua.match(/webkit/i), isSafari = (ua.match(/safari/i) && !ua.match(/chrome/i)), isOpera = (ua.match(/opera/i)), mobileHTML5 = (ua.match(/(mobile|pre\/|xoom)/i) || is_iDevice || isAndroid), isBadSafari = (!wl.match(/usehtml5audio/i) && !wl.match(/sm2\-ignorebadua/i) && isSafari && !ua.match(/silk/i) && ua.match(/OS X 10_6_([3-7])/i)), // Safari 4 and 5 (excluding Kindle Fire, "Silk") occasionally fail to load/play HTML5 audio on Snow Leopard 10.6.3 through 10.6.7 due to bug(s) in QuickTime X and/or other underlying frameworks. :/ Confirmed bug. https://bugs.webkit.org/show_bug.cgi?id=32159 hasConsole = (window.console !== _undefined && console.log !== _undefined), isFocused = (doc.hasFocus !== _undefined ? doc.hasFocus() : null), tryInitOnFocus = (isSafari && (doc.hasFocus === _undefined || !doc.hasFocus())), okToDisable = !tryInitOnFocus, flashMIME = /(mp3|mp4|mpa|m4a|m4b)/i, emptyURL = 'about:blank', // safe URL to unload, or load nothing from (flash 8 + most HTML5 UAs) emptyWAV = 'data:audio/wave;base64,/UklGRiYAAABXQVZFZm10IBAAAAABAAEARKwAAIhYAQACABAAZGF0YQIAAAD//w==', // tiny WAV for HTML5 unloading overHTTP = (doc.location ? doc.location.protocol.match(/http/i) : null), http = (!overHTTP ? 'http:/'+'/' : ''), // mp3, mp4, aac etc. netStreamMimeTypes = /^\s*audio\/(?:x-)?(?:mpeg4|aac|flv|mov|mp4||m4v|m4a|m4b|mp4v|3gp|3g2)\s*(?:$|;)/i, // Flash v9.0r115+ "moviestar" formats netStreamTypes = ['mpeg4', 'aac', 'flv', 'mov', 'mp4', 'm4v', 'f4v', 'm4a', 'm4b', 'mp4v', '3gp', '3g2'], netStreamPattern = new RegExp('\\.(' + netStreamTypes.join('|') + ')(\\?.*)?$', 'i'); this.mimePattern = /^\s*audio\/(?:x-)?(?:mp(?:eg|3))\s*(?:$|;)/i; // default mp3 set // use altURL if not "online" this.useAltURL = !overHTTP; swfCSS = { 'swfBox': 'sm2-object-box', 'swfDefault': 'movieContainer', 'swfError': 'swf_error', // SWF loaded, but SM2 couldn't start (other error) 'swfTimedout': 'swf_timedout', 'swfLoaded': 'swf_loaded', 'swfUnblocked': 'swf_unblocked', // or loaded OK 'sm2Debug': 'sm2_debug', 'highPerf': 'high_performance', 'flashDebug': 'flash_debug' }; /** * basic HTML5 Audio() support test * try...catch because of IE 9 "not implemented" nonsense * https://github.com/Modernizr/Modernizr/issues/224 */ this.hasHTML5 = (function() { try { // new Audio(null) for stupid Opera 9.64 case, which throws not_enough_arguments exception otherwise. return (Audio !== _undefined && (isOpera && opera !== _undefined && opera.version() < 10 ? new Audio(null) : new Audio()).canPlayType !== _undefined); } catch(e) { return false; } }()); /** * Public SoundManager API * ----------------------- */ /** * Configures top-level soundManager properties. * * @param {object} options Option parameters, eg. { flashVersion: 9, url: '/path/to/swfs/' } * onready and ontimeout are also accepted parameters. call soundManager.setup() to see the full list. */ this.setup = function(options) { var noURL = (!sm2.url); // warn if flash options have already been applied if (options !== _undefined && didInit && needsFlash && sm2.ok() && (options.flashVersion !== _undefined || options.url !== _undefined || options.html5Test !== _undefined)) { complain(str('setupLate')); } // TODO: defer: true? assign(options); if (!useGlobalHTML5Audio) { if (mobileHTML5) { // force the singleton HTML5 pattern on mobile, by default. if (!sm2.setupOptions.ignoreMobileRestrictions || sm2.setupOptions.forceUseGlobalHTML5Audio) { messages.push(strings.globalHTML5); useGlobalHTML5Audio = true; } } else { // only apply singleton HTML5 on desktop if forced. if (sm2.setupOptions.forceUseGlobalHTML5Audio) { messages.push(strings.globalHTML5); useGlobalHTML5Audio = true; } } } if (!didSetup && mobileHTML5) { if (sm2.setupOptions.ignoreMobileRestrictions) { messages.push(strings.ignoreMobile); } else { // prefer HTML5 for mobile + tablet-like devices, probably more reliable vs. flash at this point. // <d> if (!sm2.setupOptions.useHTML5Audio || sm2.setupOptions.preferFlash) { // notify that defaults are being changed. sm2._wD(strings.mobileUA); } // </d> sm2.setupOptions.useHTML5Audio = true; sm2.setupOptions.preferFlash = false; if (is_iDevice) { // no flash here. sm2.ignoreFlash = true; } else if ((isAndroid && !ua.match(/android\s2\.3/i)) || !isAndroid) { /** * Android devices tend to work better with a single audio instance, specifically for chained playback of sounds in sequence. * Common use case: exiting sound onfinish() -> createSound() -> play() * Presuming similar restrictions for other mobile, non-Android, non-iOS devices. */ // <d> sm2._wD(strings.globalHTML5); // </d> useGlobalHTML5Audio = true; } } } // special case 1: "Late setup". SM2 loaded normally, but user didn't assign flash URL eg., setup({url:...}) before SM2 init. Treat as delayed init. if (options) { if (noURL && didDCLoaded && options.url !== _undefined) { sm2.beginDelayedInit(); } // special case 2: If lazy-loading SM2 (DOMContentLoaded has already happened) and user calls setup() with url: parameter, try to init ASAP. if (!didDCLoaded && options.url !== _undefined && doc.readyState === 'complete') { setTimeout(domContentLoaded, 1); } } didSetup = true; return sm2; }; this.ok = function() { return (needsFlash ? (didInit && !disabled) : (sm2.useHTML5Audio && sm2.hasHTML5)); }; this.supported = this.ok; // legacy this.getMovie = function(smID) { // safety net: some old browsers differ on SWF references, possibly related to ExternalInterface / flash version return id(smID) || doc[smID] || window[smID]; }; /** * Creates a SMSound sound object instance. Can also be overloaded, e.g., createSound('mySound', '/some.mp3'); * * @param {object} oOptions Sound options (at minimum, url parameter is required.) * @return {object} SMSound The new SMSound object. */ this.createSound = function(oOptions, _url) { var cs, cs_string, options, oSound = null; // <d> cs = sm + '.createSound(): '; cs_string = cs + str(!didInit ? 'notReady' : 'notOK'); // </d> if (!didInit || !sm2.ok()) { complain(cs_string); return false; } if (_url !== _undefined) { // function overloading in JS! :) ... assume simple createSound(id, url) use case. oOptions = { 'id': oOptions, 'url': _url }; } // inherit from defaultOptions options = mixin(oOptions); options.url = parseURL(options.url); // generate an id, if needed. if (options.id === _undefined) { options.id = sm2.setupOptions.idPrefix + (idCounter++); } // <d> if (options.id.toString().charAt(0).match(/^[0-9]$/)) { sm2._wD(cs + str('badID', options.id), 2); } sm2._wD(cs + options.id + (options.url ? ' (' + options.url + ')' : ''), 1); // </d> if (idCheck(options.id, true)) { sm2._wD(cs + options.id + ' exists', 1); return sm2.sounds[options.id]; } function make() { options = loopFix(options); sm2.sounds[options.id] = new SMSound(options); sm2.soundIDs.push(options.id); return sm2.sounds[options.id]; } if (html5OK(options)) { oSound = make(); // <d> if (!sm2.html5Only) { sm2._wD(options.id + ': Using HTML5'); } // </d> oSound._setup_html5(options); } else { if (sm2.html5Only) { sm2._wD(options.id + ': No HTML5 support for this sound, and no Flash. Exiting.'); return make(); } // TODO: Move HTML5/flash checks into generic URL parsing/handling function. if (sm2.html5.usingFlash && options.url && options.url.match(/data\:/i)) { // data: URIs not supported by Flash, either. sm2._wD(options.id + ': data: URIs not supported via Flash. Exiting.'); return make(); } if (fV > 8) { if (options.isMovieStar === null) { // attempt to detect MPEG-4 formats options.isMovieStar = !!(options.serverURL || (options.type ? options.type.match(netStreamMimeTypes) : false) || (options.url && options.url.match(netStreamPattern))); } // <d> if (options.isMovieStar) { sm2._wD(cs + 'using MovieStar handling'); if (options.loops > 1) { _wDS('noNSLoop'); } } // </d> } options = policyFix(options, cs); oSound = make(); if (fV === 8) { flash._createSound(options.id, options.loops || 1, options.usePolicyFile); } else { flash._createSound(options.id, options.url, options.usePeakData, options.useWaveformData, options.useEQData, options.isMovieStar, (options.isMovieStar ? options.bufferTime : false), options.loops || 1, options.serverURL, options.duration || null, options.autoPlay, true, options.autoLoad, options.usePolicyFile); if (!options.serverURL) { // We are connected immediately oSound.connected = true; if (options.onconnect) { options.onconnect.apply(oSound); } } } if (!options.serverURL && (options.autoLoad || options.autoPlay)) { // call load for non-rtmp streams oSound.load(options); } } // rtmp will play in onconnect if (!options.serverURL && options.autoPlay) { oSound.play(); } return oSound; }; /** * Destroys a SMSound sound object instance. * * @param {string} sID The ID of the sound to destroy */ this.destroySound = function(sID, _bFromSound) { // explicitly destroy a sound before normal page unload, etc. if (!idCheck(sID)) { return false; } var oS = sm2.sounds[sID], i; oS.stop(); // Disable all callbacks after stop(), when the sound is being destroyed oS._iO = {}; oS.unload(); for (i = 0; i < sm2.soundIDs.length; i++) { if (sm2.soundIDs[i] === sID) { sm2.soundIDs.splice(i, 1); break; } } if (!_bFromSound) { // ignore if being called from SMSound instance oS.destruct(true); } oS = null; delete sm2.sounds[sID]; return true; }; /** * Calls the load() method of a SMSound object by ID. * * @param {string} sID The ID of the sound * @param {object} oOptions Optional: Sound options */ this.load = function(sID, oOptions) { if (!idCheck(sID)) { return false; } return sm2.sounds[sID].load(oOptions); }; /** * Calls the unload() method of a SMSound object by ID. * * @param {string} sID The ID of the sound */ this.unload = function(sID) { if (!idCheck(sID)) { return false; } return sm2.sounds[sID].unload(); }; /** * Calls the onPosition() method of a SMSound object by ID. * * @param {string} sID The ID of the sound * @param {number} nPosition The position to watch for * @param {function} oMethod The relevant callback to fire * @param {object} oScope Optional: The scope to apply the callback to * @return {SMSound} The SMSound object */ this.onPosition = function(sID, nPosition, oMethod, oScope) { if (!idCheck(sID)) { return false; } return sm2.sounds[sID].onposition(nPosition, oMethod, oScope); }; // legacy/backwards-compability: lower-case method name this.onposition = this.onPosition; /** * Calls the clearOnPosition() method of a SMSound object by ID. * * @param {string} sID The ID of the sound * @param {number} nPosition The position to watch for * @param {function} oMethod Optional: The relevant callback to fire * @return {SMSound} The SMSound object */ this.clearOnPosition = function(sID, nPosition, oMethod) { if (!idCheck(sID)) { return false; } return sm2.sounds[sID].clearOnPosition(nPosition, oMethod); }; /** * Calls the play() method of a SMSound object by ID. * * @param {string} sID The ID of the sound * @param {object} oOptions Optional: Sound options * @return {SMSound} The SMSound object */ this.play = function(sID, oOptions) { var result = null, // legacy function-overloading use case: play('mySound', '/path/to/some.mp3'); overloaded = (oOptions && !(oOptions instanceof Object)); if (!didInit || !sm2.ok()) { complain(sm + '.play(): ' + str(!didInit?'notReady':'notOK')); return false; } if (!idCheck(sID, overloaded)) { if (!overloaded) { // no sound found for the given ID. Bail. return false; } if (overloaded) { oOptions = { url: oOptions }; } if (oOptions && oOptions.url) { // overloading use case, create+play: .play('someID', {url:'/path/to.mp3'}); sm2._wD(sm + '.play(): Attempting to create "' + sID + '"', 1); oOptions.id = sID; result = sm2.createSound(oOptions).play(); } } else if (overloaded) { // existing sound object case oOptions = { url: oOptions }; } if (result === null) { // default case result = sm2.sounds[sID].play(oOptions); } return result; }; // just for convenience this.start = this.play; /** * Calls the setPosition() method of a SMSound object by ID. * * @param {string} sID The ID of the sound * @param {number} nMsecOffset Position (milliseconds) * @return {SMSound} The SMSound object */ this.setPosition = function(sID, nMsecOffset) { if (!idCheck(sID)) { return false; } return sm2.sounds[sID].setPosition(nMsecOffset); }; /** * Calls the stop() method of a SMSound object by ID. * * @param {string} sID The ID of the sound * @return {SMSound} The SMSound object */ this.stop = function(sID) { if (!idCheck(sID)) { return false; } sm2._wD(sm + '.stop(' + sID + ')', 1); return sm2.sounds[sID].stop(); }; /** * Stops all currently-playing sounds. */ this.stopAll = function() { var oSound; sm2._wD(sm + '.stopAll()', 1); for (oSound in sm2.sounds) { if (sm2.sounds.hasOwnProperty(oSound)) { // apply only to sound objects sm2.sounds[oSound].stop(); } } }; /** * Calls the pause() method of a SMSound object by ID. * * @param {string} sID The ID of the sound * @return {SMSound} The SMSound object */ this.pause = function(sID) { if (!idCheck(sID)) { return false; } return sm2.sounds[sID].pause(); }; /** * Pauses all currently-playing sounds. */ this.pauseAll = function() { var i; for (i = sm2.soundIDs.length - 1; i >= 0; i--) { sm2.sounds[sm2.soundIDs[i]].pause(); } }; /** * Calls the resume() method of a SMSound object by ID. * * @param {string} sID The ID of the sound * @return {SMSound} The SMSound object */ this.resume = function(sID) { if (!idCheck(sID)) { return false; } return sm2.sounds[sID].resume(); }; /** * Resumes all currently-paused sounds. */ this.resumeAll = function() { var i; for (i = sm2.soundIDs.length- 1 ; i >= 0; i--) { sm2.sounds[sm2.soundIDs[i]].resume(); } }; /** * Calls the togglePause() method of a SMSound object by ID. * * @param {string} sID The ID of the sound * @return {SMSound} The SMSound object */ this.togglePause = function(sID) { if (!idCheck(sID)) { return false; } return sm2.sounds[sID].togglePause(); }; /** * Calls the setPan() method of a SMSound object by ID. * * @param {string} sID The ID of the sound * @param {number} nPan The pan value (-100 to 100) * @return {SMSound} The SMSound object */ this.setPan = function(sID, nPan) { if (!idCheck(sID)) { return false; } return sm2.sounds[sID].setPan(nPan); }; /** * Calls the setVolume() method of a SMSound object by ID * Overloaded case: pass only volume argument eg., setVolume(50) to apply to all sounds. * * @param {string} sID The ID of the sound * @param {number} nVol The volume value (0 to 100) * @return {SMSound} The SMSound object */ this.setVolume = function(sID, nVol) { // setVolume(50) function overloading case - apply to all sounds var i, j; if (sID !== _undefined && !isNaN(sID) && nVol === _undefined) { for (i = 0, j = sm2.soundIDs.length; i < j; i++) { sm2.sounds[sm2.soundIDs[i]].setVolume(sID); } return; } // setVolume('mySound', 50) case if (!idCheck(sID)) { return false; } return sm2.sounds[sID].setVolume(nVol); }; /** * Calls the mute() method of either a single SMSound object by ID, or all sound objects. * * @param {string} sID Optional: The ID of the sound (if omitted, all sounds will be used.) */ this.mute = function(sID) { var i = 0; if (sID instanceof String) { sID = null; } if (!sID) { sm2._wD(sm + '.mute(): Muting all sounds'); for (i = sm2.soundIDs.length - 1; i >= 0; i--) { sm2.sounds[sm2.soundIDs[i]].mute(); } sm2.muted = true; } else { if (!idCheck(sID)) { return false; } sm2._wD(sm + '.mute(): Muting "' + sID + '"'); return sm2.sounds[sID].mute(); } return true; }; /** * Mutes all sounds. */ this.muteAll = function() { sm2.mute(); }; /** * Calls the unmute() method of either a single SMSound object by ID, or all sound objects. * * @param {string} sID Optional: The ID of the sound (if omitted, all sounds will be used.) */ this.unmute = function(sID) { var i; if (sID instanceof String) { sID = null; } if (!sID) { sm2._wD(sm + '.unmute(): Unmuting all sounds'); for (i = sm2.soundIDs.length - 1; i >= 0; i--) { sm2.sounds[sm2.soundIDs[i]].unmute(); } sm2.muted = false; } else { if (!idCheck(sID)) { return false; } sm2._wD(sm + '.unmute(): Unmuting "' + sID + '"'); return sm2.sounds[sID].unmute(); } return true; }; /** * Unmutes all sounds. */ this.unmuteAll = function() { sm2.unmute(); }; /** * Calls the toggleMute() method of a SMSound object by ID. * * @param {string} sID The ID of the sound * @return {SMSound} The SMSound object */ this.toggleMute = function(sID) { if (!idCheck(sID)) { return false; } return sm2.sounds[sID].toggleMute(); }; /** * Retrieves the memory used by the flash plugin. * * @return {number} The amount of memory in use */ this.getMemoryUse = function() { // flash-only var ram = 0; if (flash && fV !== 8) { ram = parseInt(flash._getMemoryUse(), 10); } return ram; }; /** * Undocumented: NOPs soundManager and all SMSound objects. */ this.disable = function(bNoDisable) { // destroy all functions var i; if (bNoDisable === _undefined) { bNoDisable = false; } if (disabled) { return false; } disabled = true; _wDS('shutdown', 1); for (i = sm2.soundIDs.length - 1; i >= 0; i--) { disableObject(sm2.sounds[sm2.soundIDs[i]]); } // fire "complete", despite fail initComplete(bNoDisable); event.remove(window, 'load', initUserOnload); return true; }; /** * Determines playability of a MIME type, eg. 'audio/mp3'. */ this.canPlayMIME = function(sMIME) { var result; if (sm2.hasHTML5) { result = html5CanPlay({ type: sMIME }); } if (!result && needsFlash) { // if flash 9, test netStream (movieStar) types as well. result = (sMIME && sm2.ok() ? !!((fV > 8 ? sMIME.match(netStreamMimeTypes) : null) || sMIME.match(sm2.mimePattern)) : null); // TODO: make less "weird" (per JSLint) } return result; }; /** * Determines playability of a URL based on audio support. * * @param {string} sURL The URL to test * @return {boolean} URL playability */ this.canPlayURL = function(sURL) { var result; if (sm2.hasHTML5) { result = html5CanPlay({ url: sURL }); } if (!result && needsFlash) { result = (sURL && sm2.ok() ? !!(sURL.match(sm2.filePattern)) : null); } return result; }; /** * Determines playability of an HTML DOM <a> object (or similar object literal) based on audio support. * * @param {object} oLink an HTML DOM <a> object or object literal including href and/or type attributes * @return {boolean} URL playability */ this.canPlayLink = function(oLink) { if (oLink.type !== _undefined && oLink.type) { if (sm2.canPlayMIME(oLink.type)) { return true; } } return sm2.canPlayURL(oLink.href); }; /** * Retrieves a SMSound object by ID. * * @param {string} sID The ID of the sound * @return {SMSound} The SMSound object */ this.getSoundById = function(sID, _suppressDebug) { if (!sID) { return null; } var result = sm2.sounds[sID]; // <d> if (!result && !_suppressDebug) { sm2._wD(sm + '.getSoundById(): Sound "' + sID + '" not found.', 2); } // </d> return result; }; /** * Queues a callback for execution when SoundManager has successfully initialized. * * @param {function} oMethod The callback method to fire * @param {object} oScope Optional: The scope to apply to the callback */ this.onready = function(oMethod, oScope) { var sType = 'onready', result = false; if (typeof oMethod === 'function') { // <d> if (didInit) { sm2._wD(str('queue', sType)); } // </d> if (!oScope) { oScope = window; } addOnEvent(sType, oMethod, oScope); processOnEvents(); result = true; } else { throw str('needFunction', sType); } return result; }; /** * Queues a callback for execution when SoundManager has failed to initialize. * * @param {function} oMethod The callback method to fire * @param {object} oScope Optional: The scope to apply to the callback */ this.ontimeout = function(oMethod, oScope) { var sType = 'ontimeout', result = false; if (typeof oMethod === 'function') { // <d> if (didInit) { sm2._wD(str('queue', sType)); } // </d> if (!oScope) { oScope = window; } addOnEvent(sType, oMethod, oScope); processOnEvents({type:sType}); result = true; } else { throw str('needFunction', sType); } return result; }; /** * Writes console.log()-style debug output to a console or in-browser element. * Applies when debugMode = true * * @param {string} sText The console message * @param {object} nType Optional log level (number), or object. Number case: Log type/style where 0 = 'info', 1 = 'warn', 2 = 'error'. Object case: Object to be dumped. */ this._writeDebug = function(sText, sTypeOrObject) { // pseudo-private console.log()-style output // <d> var sDID = 'soundmanager-debug', o, oItem; if (!sm2.setupOptions.debugMode) { return false; } if (hasConsole && sm2.useConsole) { if (sTypeOrObject && typeof sTypeOrObject === 'object') { // object passed; dump to console. console.log(sText, sTypeOrObject); } else if (debugLevels[sTypeOrObject] !== _undefined) { console[debugLevels[sTypeOrObject]](sText); } else { console.log(sText); } if (sm2.consoleOnly) { return true; } } o = id(sDID); if (!o) { return false; } oItem = doc.createElement('div'); if (++wdCount % 2 === 0) { oItem.className = 'sm2-alt'; } if (sTypeOrObject === _undefined) { sTypeOrObject = 0; } else { sTypeOrObject = parseInt(sTypeOrObject, 10); } oItem.appendChild(doc.createTextNode(sText)); if (sTypeOrObject) { if (sTypeOrObject >= 2) { oItem.style.fontWeight = 'bold'; } if (sTypeOrObject === 3) { oItem.style.color = '#ff3333'; } } // top-to-bottom // o.appendChild(oItem); // bottom-to-top o.insertBefore(oItem, o.firstChild); o = null; // </d> return true; }; // <d> // last-resort debugging option if (wl.indexOf('sm2-debug=alert') !== -1) { this._writeDebug = function(sText) { window.alert(sText); }; } // </d> // alias this._wD = this._writeDebug; /** * Provides debug / state information on all SMSound objects. */ this._debug = function() { // <d> var i, j; _wDS('currentObj', 1); for (i = 0, j = sm2.soundIDs.length; i < j; i++) { sm2.sounds[sm2.soundIDs[i]]._debug(); } // </d> }; /** * Restarts and re-initializes the SoundManager instance. * * @param {boolean} resetEvents Optional: When true, removes all registered onready and ontimeout event callbacks. * @param {boolean} excludeInit Options: When true, does not call beginDelayedInit() (which would restart SM2). * @return {object} soundManager The soundManager instance. */ this.reboot = function(resetEvents, excludeInit) { // reset some (or all) state, and re-init unless otherwise specified. // <d> if (sm2.soundIDs.length) { sm2._wD('Destroying ' + sm2.soundIDs.length + ' SMSound object' + (sm2.soundIDs.length !== 1 ? 's' : '') + '...'); } // </d> var i, j, k; for (i = sm2.soundIDs.length- 1 ; i >= 0; i--) { sm2.sounds[sm2.soundIDs[i]].destruct(); } // trash ze flash (remove from the DOM) if (flash) { try { if (isIE) { oRemovedHTML = flash.innerHTML; } oRemoved = flash.parentNode.removeChild(flash); } catch(e) { // Remove failed? May be due to flash blockers silently removing the SWF object/embed node from the DOM. Warn and continue. _wDS('badRemove', 2); } } // actually, force recreate of movie. oRemovedHTML = oRemoved = needsFlash = flash = null; sm2.enabled = didDCLoaded = didInit = waitingForEI = initPending = didAppend = appendSuccess = disabled = useGlobalHTML5Audio = sm2.swfLoaded = false; sm2.soundIDs = []; sm2.sounds = {}; idCounter = 0; didSetup = false; if (!resetEvents) { // reset callbacks for onready, ontimeout etc. so that they will fire again on re-init for (i in on_queue) { if (on_queue.hasOwnProperty(i)) { for (j = 0, k = on_queue[i].length; j < k; j++) { on_queue[i][j].fired = false; } } } } else { // remove all callbacks entirely on_queue = []; } // <d> if (!excludeInit) { sm2._wD(sm + ': Rebooting...'); } // </d> // reset HTML5 and flash canPlay test results sm2.html5 = { 'usingFlash': null }; sm2.flash = {}; // reset device-specific HTML/flash mode switches sm2.html5Only = false; sm2.ignoreFlash = false; window.setTimeout(function() { // by default, re-init if (!excludeInit) { sm2.beginDelayedInit(); } }, 20); return sm2; }; this.reset = function() { /** * Shuts down and restores the SoundManager instance to its original loaded state, without an explicit reboot. All onready/ontimeout handlers are removed. * After this call, SM2 may be re-initialized via soundManager.beginDelayedInit(). * @return {object} soundManager The soundManager instance. */ _wDS('reset'); return sm2.reboot(true, true); }; /** * Undocumented: Determines the SM2 flash movie's load progress. * * @return {number or null} Percent loaded, or if invalid/unsupported, null. */ this.getMoviePercent = function() { /** * Interesting syntax notes... * Flash/ExternalInterface (ActiveX/NPAPI) bridge methods are not typeof "function" nor instanceof Function, but are still valid. * Additionally, JSLint dislikes ('PercentLoaded' in flash)-style syntax and recommends hasOwnProperty(), which does not work in this case. * Furthermore, using (flash && flash.PercentLoaded) causes IE to throw "object doesn't support this property or method". * Thus, 'in' syntax must be used. */ return (flash && 'PercentLoaded' in flash ? flash.PercentLoaded() : null); // Yes, JSLint. See nearby comment in source for explanation. }; /** * Additional helper for manually invoking SM2's init process after DOM Ready / window.onload(). */ this.beginDelayedInit = function() { windowLoaded = true; domContentLoaded(); setTimeout(function() { if (initPending) { return false; } createMovie(); initMovie(); initPending = true; return true; }, 20); delayWaitForEI(); }; /** * Destroys the SoundManager instance and all SMSound instances. */ this.destruct = function() { sm2._wD(sm + '.destruct()'); sm2.disable(true); }; /** * SMSound() (sound object) constructor * ------------------------------------ * * @param {object} oOptions Sound options (id and url are required attributes) * @return {SMSound} The new SMSound object */ SMSound = function(oOptions) { var s = this, resetProperties, add_html5_events, remove_html5_events, stop_html5_timer, start_html5_timer, attachOnPosition, onplay_called = false, onPositionItems = [], onPositionFired = 0, detachOnPosition, applyFromTo, lastURL = null, lastHTML5State, urlOmitted; lastHTML5State = { // tracks duration + position (time) duration: null, time: null }; this.id = oOptions.id; // legacy this.sID = this.id; this.url = oOptions.url; this.options = mixin(oOptions); // per-play-instance-specific options this.instanceOptions = this.options; // short alias this._iO = this.instanceOptions; // assign property defaults this.pan = this.options.pan; this.volume = this.options.volume; // whether or not this object is using HTML5 this.isHTML5 = false; // internal HTML5 Audio() object reference this._a = null; // for flash 8 special-case createSound() without url, followed by load/play with url case urlOmitted = (this.url ? false : true); /** * SMSound() public methods * ------------------------ */ this.id3 = {}; /** * Writes SMSound object parameters to debug console */ this._debug = function() { // <d> sm2._wD(s.id + ': Merged options:', s.options); // </d> }; /** * Begins loading a sound per its *url*. * * @param {object} oOptions Optional: Sound options * @return {SMSound} The SMSound object */ this.load = function(oOptions) { var oSound = null, instanceOptions; if (oOptions !== _undefined) { s._iO = mixin(oOptions, s.options); } else { oOptions = s.options; s._iO = oOptions; if (lastURL && lastURL !== s.url) { _wDS('manURL'); s._iO.url = s.url; s.url = null; } } if (!s._iO.url) { s._iO.url = s.url; } s._iO.url = parseURL(s._iO.url); // ensure we're in sync s.instanceOptions = s._iO; // local shortcut instanceOptions = s._iO; sm2._wD(s.id + ': load (' + instanceOptions.url + ')'); if (!instanceOptions.url && !s.url) { sm2._wD(s.id + ': load(): url is unassigned. Exiting.', 2); return s; } // <d> if (!s.isHTML5 && fV === 8 && !s.url && !instanceOptions.autoPlay) { // flash 8 load() -> play() won't work before onload has fired. sm2._wD(s.id + ': Flash 8 load() limitation: Wait for onload() before calling play().', 1); } // </d> if (instanceOptions.url === s.url && s.readyState !== 0 && s.readyState !== 2) { _wDS('onURL', 1); // if loaded and an onload() exists, fire immediately. if (s.readyState === 3 && instanceOptions.onload) { // assume success based on truthy duration. wrapCallback(s, function() { instanceOptions.onload.apply(s, [(!!s.duration)]); }); } return s; } // reset a few state properties s.loaded = false; s.readyState = 1; s.playState = 0; s.id3 = {}; // TODO: If switching from HTML5 -> flash (or vice versa), stop currently-playing audio. if (html5OK(instanceOptions)) { oSound = s._setup_html5(instanceOptions); if (!oSound._called_load) { s._html5_canplay = false; // TODO: review called_load / html5_canplay logic // if url provided directly to load(), assign it here. if (s.url !== instanceOptions.url) { sm2._wD(_wDS('manURL') + ': ' + instanceOptions.url); s._a.src = instanceOptions.url; // TODO: review / re-apply all relevant options (volume, loop, onposition etc.) // reset position for new URL s.setPosition(0); } // given explicit load call, try to preload. // early HTML5 implementation (non-standard) s._a.autobuffer = 'auto'; // standard property, values: none / metadata / auto // reference: http://msdn.microsoft.com/en-us/library/ie/ff974759%28v=vs.85%29.aspx s._a.preload = 'auto'; s._a._called_load = true; } else { sm2._wD(s.id + ': Ignoring request to load again'); } } else { if (sm2.html5Only) { sm2._wD(s.id + ': No flash support. Exiting.'); return s; } if (s._iO.url && s._iO.url.match(/data\:/i)) { // data: URIs not supported by Flash, either. sm2._wD(s.id + ': data: URIs not supported via Flash. Exiting.'); return s; } try { s.isHTML5 = false; s._iO = policyFix(loopFix(instanceOptions)); // if we have "position", disable auto-play as we'll be seeking to that position at onload(). if (s._iO.autoPlay && (s._iO.position || s._iO.from)) { sm2._wD(s.id + ': Disabling autoPlay because of non-zero offset case'); s._iO.autoPlay = false; } // re-assign local shortcut instanceOptions = s._iO; if (fV === 8) { flash._load(s.id, instanceOptions.url, instanceOptions.stream, instanceOptions.autoPlay, instanceOptions.usePolicyFile); } else { flash._load(s.id, instanceOptions.url, !!(instanceOptions.stream), !!(instanceOptions.autoPlay), instanceOptions.loops || 1, !!(instanceOptions.autoLoad), instanceOptions.usePolicyFile); } } catch(e) { _wDS('smError', 2); debugTS('onload', false); catchError({ type: 'SMSOUND_LOAD_JS_EXCEPTION', fatal: true }); } } // after all of this, ensure sound url is up to date. s.url = instanceOptions.url; return s; }; /** * Unloads a sound, canceling any open HTTP requests. * * @return {SMSound} The SMSound object */ this.unload = function() { // Flash 8/AS2 can't "close" a stream - fake it by loading an empty URL // Flash 9/AS3: Close stream, preventing further load // HTML5: Most UAs will use empty URL if (s.readyState !== 0) { sm2._wD(s.id + ': unload()'); if (!s.isHTML5) { if (fV === 8) { flash._unload(s.id, emptyURL); } else { flash._unload(s.id); } } else { stop_html5_timer(); if (s._a) { s._a.pause(); // update empty URL, too lastURL = html5Unload(s._a); } } // reset load/status flags resetProperties(); } return s; }; /** * Unloads and destroys a sound. */ this.destruct = function(_bFromSM) { sm2._wD(s.id + ': Destruct'); if (!s.isHTML5) { // kill sound within Flash // Disable the onfailure handler s._iO.onfailure = null; flash._destroySound(s.id); } else { stop_html5_timer(); if (s._a) { s._a.pause(); html5Unload(s._a); if (!useGlobalHTML5Audio) { remove_html5_events(); } // break obvious circular reference s._a._s = null; s._a = null; } } if (!_bFromSM) { // ensure deletion from controller sm2.destroySound(s.id, true); } }; /** * Begins playing a sound. * * @param {object} oOptions Optional: Sound options * @return {SMSound} The SMSound object */ this.play = function(oOptions, _updatePlayState) { var fN, allowMulti, a, onready, audioClone, onended, oncanplay, startOK = true, exit = null; // <d> fN = s.id + ': play(): '; // </d> // default to true _updatePlayState = (_updatePlayState === _undefined ? true : _updatePlayState); if (!oOptions) { oOptions = {}; } // first, use local URL (if specified) if (s.url) { s._iO.url = s.url; } // mix in any options defined at createSound() s._iO = mixin(s._iO, s.options); // mix in any options specific to this method s._iO = mixin(oOptions, s._iO); s._iO.url = parseURL(s._iO.url); s.instanceOptions = s._iO; // RTMP-only if (!s.isHTML5 && s._iO.serverURL && !s.connected) { if (!s.getAutoPlay()) { sm2._wD(fN +' Netstream not connected yet - setting autoPlay'); s.setAutoPlay(true); } // play will be called in onconnect() return s; } if (html5OK(s._iO)) { s._setup_html5(s._iO); start_html5_timer(); } if (s.playState === 1 && !s.paused) { allowMulti = s._iO.multiShot; if (!allowMulti) { sm2._wD(fN + 'Already playing (one-shot)', 1); if (s.isHTML5) { // go back to original position. s.setPosition(s._iO.position); } exit = s; } else { sm2._wD(fN + 'Already playing (multi-shot)', 1); } } if (exit !== null) { return exit; } // edge case: play() with explicit URL parameter if (oOptions.url && oOptions.url !== s.url) { // special case for createSound() followed by load() / play() with url; avoid double-load case. if (!s.readyState && !s.isHTML5 && fV === 8 && urlOmitted) { urlOmitted = false; } else { // load using merged options s.load(s._iO); } } if (!s.loaded) { if (s.readyState === 0) { sm2._wD(fN + 'Attempting to load'); // try to get this sound playing ASAP if (!s.isHTML5 && !sm2.html5Only) { // flash: assign directly because setAutoPlay() increments the instanceCount s._iO.autoPlay = true; s.load(s._iO); } else if (s.isHTML5) { // iOS needs this when recycling sounds, loading a new URL on an existing object. s.load(s._iO); } else { sm2._wD(fN + 'Unsupported type. Exiting.'); exit = s; } // HTML5 hack - re-set instanceOptions? s.instanceOptions = s._iO; } else if (s.readyState === 2) { sm2._wD(fN + 'Could not load - exiting', 2); exit = s; } else { sm2._wD(fN + 'Loading - attempting to play...'); } } else { // "play()" sm2._wD(fN.substr(0, fN.lastIndexOf(':'))); } if (exit !== null) { return exit; } if (!s.isHTML5 && fV === 9 && s.position > 0 && s.position === s.duration) { // flash 9 needs a position reset if play() is called while at the end of a sound. sm2._wD(fN + 'Sound at end, resetting to position: 0'); oOptions.position = 0; } /** * Streams will pause when their buffer is full if they are being loaded. * In this case paused is true, but the song hasn't started playing yet. * If we just call resume() the onplay() callback will never be called. * So only call resume() if the position is > 0. * Another reason is because options like volume won't have been applied yet. * For normal sounds, just resume. */ if (s.paused && s.position >= 0 && (!s._iO.serverURL || s.position > 0)) { // https://gist.github.com/37b17df75cc4d7a90bf6 sm2._wD(fN + 'Resuming from paused state', 1); s.resume(); } else { s._iO = mixin(oOptions, s._iO); /** * Preload in the event of play() with position under Flash, * or from/to parameters and non-RTMP case */ if (((!s.isHTML5 && s._iO.position !== null && s._iO.position > 0) || (s._iO.from !== null && s._iO.from > 0) || s._iO.to !== null) && s.instanceCount === 0 && s.playState === 0 && !s._iO.serverURL) { onready = function() { // sound "canplay" or onload() // re-apply position/from/to to instance options, and start playback s._iO = mixin(oOptions, s._iO); s.play(s._iO); }; // HTML5 needs to at least have "canplay" fired before seeking. if (s.isHTML5 && !s._html5_canplay) { // this hasn't been loaded yet. load it first, and then do this again. sm2._wD(fN + 'Beginning load for non-zero offset case'); s.load({ // note: custom HTML5-only event added for from/to implementation. _oncanplay: onready }); exit = false; } else if (!s.isHTML5 && !s.loaded && (!s.readyState || s.readyState !== 2)) { // to be safe, preload the whole thing in Flash. sm2._wD(fN + 'Preloading for non-zero offset case'); s.load({ onload: onready }); exit = false; } if (exit !== null) { return exit; } // otherwise, we're ready to go. re-apply local options, and continue s._iO = applyFromTo(); } // sm2._wD(fN + 'Starting to play'); // increment instance counter, where enabled + supported if (!s.instanceCount || s._iO.multiShotEvents || (s.isHTML5 && s._iO.multiShot && !useGlobalHTML5Audio) || (!s.isHTML5 && fV > 8 && !s.getAutoPlay())) { s.instanceCount++; } // if first play and onposition parameters exist, apply them now if (s._iO.onposition && s.playState === 0) { attachOnPosition(s); } s.playState = 1; s.paused = false; s.position = (s._iO.position !== _undefined && !isNaN(s._iO.position) ? s._iO.position : 0); if (!s.isHTML5) { s._iO = policyFix(loopFix(s._iO)); } if (s._iO.onplay && _updatePlayState) { s._iO.onplay.apply(s); onplay_called = true; } s.setVolume(s._iO.volume, true); s.setPan(s._iO.pan, true); if (!s.isHTML5) { startOK = flash._start(s.id, s._iO.loops || 1, (fV === 9 ? s.position : s.position / msecScale), s._iO.multiShot || false); if (fV === 9 && !startOK) { // edge case: no sound hardware, or 32-channel flash ceiling hit. // applies only to Flash 9, non-NetStream/MovieStar sounds. // http://help.adobe.com/en_US/FlashPlatform/reference/actionscript/3/flash/media/Sound.html#play%28%29 sm2._wD(fN + 'No sound hardware, or 32-sound ceiling hit', 2); if (s._iO.onplayerror) { s._iO.onplayerror.apply(s); } } } else { if (s.instanceCount < 2) { // HTML5 single-instance case start_html5_timer(); a = s._setup_html5(); s.setPosition(s._iO.position); a.play(); } else { // HTML5 multi-shot case sm2._wD(s.id + ': Cloning Audio() for instance #' + s.instanceCount + '...'); audioClone = new Audio(s._iO.url); onended = function() { event.remove(audioClone, 'ended', onended); s._onfinish(s); // cleanup html5Unload(audioClone); audioClone = null; }; oncanplay = function() { event.remove(audioClone, 'canplay', oncanplay); try { audioClone.currentTime = s._iO.position/msecScale; } catch(err) { complain(s.id + ': multiShot play() failed to apply position of ' + (s._iO.position/msecScale)); } audioClone.play(); }; event.add(audioClone, 'ended', onended); // apply volume to clones, too if (s._iO.volume !== _undefined) { audioClone.volume = Math.max(0, Math.min(1, s._iO.volume/100)); } // playing multiple muted sounds? if you do this, you're weird ;) - but let's cover it. if (s.muted) { audioClone.muted = true; } if (s._iO.position) { // HTML5 audio can't seek before onplay() event has fired. // wait for canplay, then seek to position and start playback. event.add(audioClone, 'canplay', oncanplay); } else { // begin playback at currentTime: 0 audioClone.play(); } } } } return s; }; // just for convenience this.start = this.play; /** * Stops playing a sound (and optionally, all sounds) * * @param {boolean} bAll Optional: Whether to stop all sounds * @return {SMSound} The SMSound object */ this.stop = function(bAll) { var instanceOptions = s._iO, originalPosition; if (s.playState === 1) { sm2._wD(s.id + ': stop()'); s._onbufferchange(0); s._resetOnPosition(0); s.paused = false; if (!s.isHTML5) { s.playState = 0; } // remove onPosition listeners, if any detachOnPosition(); // and "to" position, if set if (instanceOptions.to) { s.clearOnPosition(instanceOptions.to); } if (!s.isHTML5) { flash._stop(s.id, bAll); // hack for netStream: just unload if (instanceOptions.serverURL) { s.unload(); } } else { if (s._a) { originalPosition = s.position; // act like Flash, though s.setPosition(0); // hack: reflect old position for onstop() (also like Flash) s.position = originalPosition; // html5 has no stop() // NOTE: pausing means iOS requires interaction to resume. s._a.pause(); s.playState = 0; // and update UI s._onTimer(); stop_html5_timer(); } } s.instanceCount = 0; s._iO = {}; if (instanceOptions.onstop) { instanceOptions.onstop.apply(s); } } return s; }; /** * Undocumented/internal: Sets autoPlay for RTMP. * * @param {boolean} autoPlay state */ this.setAutoPlay = function(autoPlay) { sm2._wD(s.id + ': Autoplay turned ' + (autoPlay ? 'on' : 'off')); s._iO.autoPlay = autoPlay; if (!s.isHTML5) { flash._setAutoPlay(s.id, autoPlay); if (autoPlay) { // only increment the instanceCount if the sound isn't loaded (TODO: verify RTMP) if (!s.instanceCount && s.readyState === 1) { s.instanceCount++; sm2._wD(s.id + ': Incremented instance count to '+s.instanceCount); } } } }; /** * Undocumented/internal: Returns the autoPlay boolean. * * @return {boolean} The current autoPlay value */ this.getAutoPlay = function() { return s._iO.autoPlay; }; /** * Sets the position of a sound. * * @param {number} nMsecOffset Position (milliseconds) * @return {SMSound} The SMSound object */ this.setPosition = function(nMsecOffset) { if (nMsecOffset === _undefined) { nMsecOffset = 0; } var position, position1K, // Use the duration from the instance options, if we don't have a track duration yet. // position >= 0 and <= current available (loaded) duration offset = (s.isHTML5 ? Math.max(nMsecOffset, 0) : Math.min(s.duration || s._iO.duration, Math.max(nMsecOffset, 0))); s.position = offset; position1K = s.position/msecScale; s._resetOnPosition(s.position); s._iO.position = offset; if (!s.isHTML5) { position = (fV === 9 ? s.position : position1K); if (s.readyState && s.readyState !== 2) { // if paused or not playing, will not resume (by playing) flash._setPosition(s.id, position, (s.paused || !s.playState), s._iO.multiShot); } } else if (s._a) { // Set the position in the canplay handler if the sound is not ready yet if (s._html5_canplay) { if (s._a.currentTime !== position1K) { /** * DOM/JS errors/exceptions to watch out for: * if seek is beyond (loaded?) position, "DOM exception 11" * "INDEX_SIZE_ERR": DOM exception 1 */ sm2._wD(s.id + ': setPosition(' + position1K + ')'); try { s._a.currentTime = position1K; if (s.playState === 0 || s.paused) { // allow seek without auto-play/resume s._a.pause(); } } catch(e) { sm2._wD(s.id + ': setPosition(' + position1K + ') failed: ' + e.message, 2); } } } else if (position1K) { // warn on non-zero seek attempts sm2._wD(s.id + ': setPosition(' + position1K + '): Cannot seek yet, sound not ready', 2); return s; } if (s.paused) { // if paused, refresh UI right away by forcing update s._onTimer(true); } } return s; }; /** * Pauses sound playback. * * @return {SMSound} The SMSound object */ this.pause = function(_bCallFlash) { if (s.paused || (s.playState === 0 && s.readyState !== 1)) { return s; } sm2._wD(s.id + ': pause()'); s.paused = true; if (!s.isHTML5) { if (_bCallFlash || _bCallFlash === _undefined) { flash._pause(s.id, s._iO.multiShot); } } else { s._setup_html5().pause(); stop_html5_timer(); } if (s._iO.onpause) { s._iO.onpause.apply(s); } return s; }; /** * Resumes sound playback. * * @return {SMSound} The SMSound object */ /** * When auto-loaded streams pause on buffer full they have a playState of 0. * We need to make sure that the playState is set to 1 when these streams "resume". * When a paused stream is resumed, we need to trigger the onplay() callback if it * hasn't been called already. In this case since the sound is being played for the * first time, I think it's more appropriate to call onplay() rather than onresume(). */ this.resume = function() { var instanceOptions = s._iO; if (!s.paused) { return s; } sm2._wD(s.id + ': resume()'); s.paused = false; s.playState = 1; if (!s.isHTML5) { if (instanceOptions.isMovieStar && !instanceOptions.serverURL) { // Bizarre Webkit bug (Chrome reported via 8tracks.com dudes): AAC content paused for 30+ seconds(?) will not resume without a reposition. s.setPosition(s.position); } // flash method is toggle-based (pause/resume) flash._pause(s.id, instanceOptions.multiShot); } else { s._setup_html5().play(); start_html5_timer(); } if (!onplay_called && instanceOptions.onplay) { instanceOptions.onplay.apply(s); onplay_called = true; } else if (instanceOptions.onresume) { instanceOptions.onresume.apply(s); } return s; }; /** * Toggles sound playback. * * @return {SMSound} The SMSound object */ this.togglePause = function() { sm2._wD(s.id + ': togglePause()'); if (s.playState === 0) { s.play({ position: (fV === 9 && !s.isHTML5 ? s.position : s.position / msecScale) }); return s; } if (s.paused) { s.resume(); } else { s.pause(); } return s; }; /** * Sets the panning (L-R) effect. * * @param {number} nPan The pan value (-100 to 100) * @return {SMSound} The SMSound object */ this.setPan = function(nPan, bInstanceOnly) { if (nPan === _undefined) { nPan = 0; } if (bInstanceOnly === _undefined) { bInstanceOnly = false; } if (!s.isHTML5) { flash._setPan(s.id, nPan); } // else { no HTML5 pan? } s._iO.pan = nPan; if (!bInstanceOnly) { s.pan = nPan; s.options.pan = nPan; } return s; }; /** * Sets the volume. * * @param {number} nVol The volume value (0 to 100) * @return {SMSound} The SMSound object */ this.setVolume = function(nVol, _bInstanceOnly) { /** * Note: Setting volume has no effect on iOS "special snowflake" devices. * Hardware volume control overrides software, and volume * will always return 1 per Apple docs. (iOS 4 + 5.) * http://developer.apple.com/library/safari/documentation/AudioVideo/Conceptual/HTML-canvas-guide/AddingSoundtoCanvasAnimations/AddingSoundtoCanvasAnimations.html */ if (nVol === _undefined) { nVol = 100; } if (_bInstanceOnly === _undefined) { _bInstanceOnly = false; } if (!s.isHTML5) { flash._setVolume(s.id, (sm2.muted && !s.muted) || s.muted ? 0 : nVol); } else if (s._a) { if (sm2.muted && !s.muted) { s.muted = true; s._a.muted = true; } // valid range for native HTML5 Audio(): 0-1 s._a.volume = Math.max(0, Math.min(1, nVol/100)); } s._iO.volume = nVol; if (!_bInstanceOnly) { s.volume = nVol; s.options.volume = nVol; } return s; }; /** * Mutes the sound. * * @return {SMSound} The SMSound object */ this.mute = function() { s.muted = true; if (!s.isHTML5) { flash._setVolume(s.id, 0); } else if (s._a) { s._a.muted = true; } return s; }; /** * Unmutes the sound. * * @return {SMSound} The SMSound object */ this.unmute = function() { s.muted = false; var hasIO = (s._iO.volume !== _undefined); if (!s.isHTML5) { flash._setVolume(s.id, hasIO ? s._iO.volume : s.options.volume); } else if (s._a) { s._a.muted = false; } return s; }; /** * Toggles the muted state of a sound. * * @return {SMSound} The SMSound object */ this.toggleMute = function() { return (s.muted ? s.unmute() : s.mute()); }; /** * Registers a callback to be fired when a sound reaches a given position during playback. * * @param {number} nPosition The position to watch for * @param {function} oMethod The relevant callback to fire * @param {object} oScope Optional: The scope to apply the callback to * @return {SMSound} The SMSound object */ this.onPosition = function(nPosition, oMethod, oScope) { // TODO: basic dupe checking? onPositionItems.push({ position: parseInt(nPosition, 10), method: oMethod, scope: (oScope !== _undefined ? oScope : s), fired: false }); return s; }; // legacy/backwards-compability: lower-case method name this.onposition = this.onPosition; /** * Removes registered callback(s) from a sound, by position and/or callback. * * @param {number} nPosition The position to clear callback(s) for * @param {function} oMethod Optional: Identify one callback to be removed when multiple listeners exist for one position * @return {SMSound} The SMSound object */ this.clearOnPosition = function(nPosition, oMethod) { var i; nPosition = parseInt(nPosition, 10); if (isNaN(nPosition)) { // safety check return false; } for (i=0; i < onPositionItems.length; i++) { if (nPosition === onPositionItems[i].position) { // remove this item if no method was specified, or, if the method matches if (!oMethod || (oMethod === onPositionItems[i].method)) { if (onPositionItems[i].fired) { // decrement "fired" counter, too onPositionFired--; } onPositionItems.splice(i, 1); } } } }; this._processOnPosition = function() { var i, item, j = onPositionItems.length; if (!j || !s.playState || onPositionFired >= j) { return false; } for (i = j - 1; i >= 0; i--) { item = onPositionItems[i]; if (!item.fired && s.position >= item.position) { item.fired = true; onPositionFired++; item.method.apply(item.scope, [item.position]); // reset j -- onPositionItems.length can be changed in the item callback above... occasionally breaking the loop. j = onPositionItems.length; } } return true; }; this._resetOnPosition = function(nPosition) { // reset "fired" for items interested in this position var i, item, j = onPositionItems.length; if (!j) { return false; } for (i = j - 1; i >= 0; i--) { item = onPositionItems[i]; if (item.fired && nPosition <= item.position) { item.fired = false; onPositionFired--; } } return true; }; /** * SMSound() private internals * -------------------------------- */ applyFromTo = function() { var instanceOptions = s._iO, f = instanceOptions.from, t = instanceOptions.to, start, end; end = function() { // end has been reached. sm2._wD(s.id + ': "To" time of ' + t + ' reached.'); // detach listener s.clearOnPosition(t, end); // stop should clear this, too s.stop(); }; start = function() { sm2._wD(s.id + ': Playing "from" ' + f); // add listener for end if (t !== null && !isNaN(t)) { s.onPosition(t, end); } }; if (f !== null && !isNaN(f)) { // apply to instance options, guaranteeing correct start position. instanceOptions.position = f; // multiShot timing can't be tracked, so prevent that. instanceOptions.multiShot = false; start(); } // return updated instanceOptions including starting position return instanceOptions; }; attachOnPosition = function() { var item, op = s._iO.onposition; // attach onposition things, if any, now. if (op) { for (item in op) { if (op.hasOwnProperty(item)) { s.onPosition(parseInt(item, 10), op[item]); } } } }; detachOnPosition = function() { var item, op = s._iO.onposition; // detach any onposition()-style listeners. if (op) { for (item in op) { if (op.hasOwnProperty(item)) { s.clearOnPosition(parseInt(item, 10)); } } } }; start_html5_timer = function() { if (s.isHTML5) { startTimer(s); } }; stop_html5_timer = function() { if (s.isHTML5) { stopTimer(s); } }; resetProperties = function(retainPosition) { if (!retainPosition) { onPositionItems = []; onPositionFired = 0; } onplay_called = false; s._hasTimer = null; s._a = null; s._html5_canplay = false; s.bytesLoaded = null; s.bytesTotal = null; s.duration = (s._iO && s._iO.duration ? s._iO.duration : null); s.durationEstimate = null; s.buffered = []; // legacy: 1D array s.eqData = []; s.eqData.left = []; s.eqData.right = []; s.failures = 0; s.isBuffering = false; s.instanceOptions = {}; s.instanceCount = 0; s.loaded = false; s.metadata = {}; // 0 = uninitialised, 1 = loading, 2 = failed/error, 3 = loaded/success s.readyState = 0; s.muted = false; s.paused = false; s.peakData = { left: 0, right: 0 }; s.waveformData = { left: [], right: [] }; s.playState = 0; s.position = null; s.id3 = {}; }; resetProperties(); /** * Pseudo-private SMSound internals * -------------------------------- */ this._onTimer = function(bForce) { /** * HTML5-only _whileplaying() etc. * called from both HTML5 native events, and polling/interval-based timers * mimics flash and fires only when time/duration change, so as to be polling-friendly */ var duration, isNew = false, time, x = {}; if (s._hasTimer || bForce) { // TODO: May not need to track readyState (1 = loading) if (s._a && (bForce || ((s.playState > 0 || s.readyState === 1) && !s.paused))) { duration = s._get_html5_duration(); if (duration !== lastHTML5State.duration) { lastHTML5State.duration = duration; s.duration = duration; isNew = true; } // TODO: investigate why this goes wack if not set/re-set each time. s.durationEstimate = s.duration; time = (s._a.currentTime * msecScale || 0); if (time !== lastHTML5State.time) { lastHTML5State.time = time; isNew = true; } if (isNew || bForce) { s._whileplaying(time, x, x, x, x); } }/* else { // sm2._wD('_onTimer: Warn for "'+s.id+'": '+(!s._a?'Could not find element. ':'')+(s.playState === 0?'playState bad, 0?':'playState = '+s.playState+', OK')); return false; }*/ return isNew; } }; this._get_html5_duration = function() { var instanceOptions = s._iO, // if audio object exists, use its duration - else, instance option duration (if provided - it's a hack, really, and should be retired) OR null d = (s._a && s._a.duration ? s._a.duration * msecScale : (instanceOptions && instanceOptions.duration ? instanceOptions.duration : null)), result = (d && !isNaN(d) && d !== Infinity ? d : null); return result; }; this._apply_loop = function(a, nLoops) { /** * boolean instead of "loop", for webkit? - spec says string. http://www.w3.org/TR/html-markup/audio.html#audio.attrs.loop * note that loop is either off or infinite under HTML5, unlike Flash which allows arbitrary loop counts to be specified. */ // <d> if (!a.loop && nLoops > 1) { sm2._wD('Note: Native HTML5 looping is infinite.', 1); } // </d> a.loop = (nLoops > 1 ? 'loop' : ''); }; this._setup_html5 = function(oOptions) { var instanceOptions = mixin(s._iO, oOptions), a = useGlobalHTML5Audio ? globalHTML5Audio : s._a, dURL = decodeURI(instanceOptions.url), sameURL; /** * "First things first, I, Poppa..." (reset the previous state of the old sound, if playing) * Fixes case with devices that can only play one sound at a time * Otherwise, other sounds in mid-play will be terminated without warning and in a stuck state */ if (useGlobalHTML5Audio) { if (dURL === decodeURI(lastGlobalHTML5URL)) { // global HTML5 audio: re-use of URL sameURL = true; } } else if (dURL === decodeURI(lastURL)) { // options URL is the same as the "last" URL, and we used (loaded) it sameURL = true; } if (a) { if (a._s) { if (useGlobalHTML5Audio) { if (a._s && a._s.playState && !sameURL) { // global HTML5 audio case, and loading a new URL. stop the currently-playing one. a._s.stop(); } } else if (!useGlobalHTML5Audio && dURL === decodeURI(lastURL)) { // non-global HTML5 reuse case: same url, ignore request s._apply_loop(a, instanceOptions.loops); return a; } } if (!sameURL) { // don't retain onPosition() stuff with new URLs. if (lastURL) { resetProperties(false); } // assign new HTML5 URL a.src = instanceOptions.url; s.url = instanceOptions.url; lastURL = instanceOptions.url; lastGlobalHTML5URL = instanceOptions.url; a._called_load = false; } } else { if (instanceOptions.autoLoad || instanceOptions.autoPlay) { s._a = new Audio(instanceOptions.url); s._a.load(); } else { // null for stupid Opera 9.64 case s._a = (isOpera && opera.version() < 10 ? new Audio(null) : new Audio()); } // assign local reference a = s._a; a._called_load = false; if (useGlobalHTML5Audio) { globalHTML5Audio = a; } } s.isHTML5 = true; // store a ref on the track s._a = a; // store a ref on the audio a._s = s; add_html5_events(); s._apply_loop(a, instanceOptions.loops); if (instanceOptions.autoLoad || instanceOptions.autoPlay) { s.load(); } else { // early HTML5 implementation (non-standard) a.autobuffer = false; // standard ('none' is also an option.) a.preload = 'auto'; } return a; }; add_html5_events = function() { if (s._a._added_events) { return false; } var f; function add(oEvt, oFn, bCapture) { return s._a ? s._a.addEventListener(oEvt, oFn, bCapture || false) : null; } s._a._added_events = true; for (f in html5_events) { if (html5_events.hasOwnProperty(f)) { add(f, html5_events[f]); } } return true; }; remove_html5_events = function() { // Remove event listeners var f; function remove(oEvt, oFn, bCapture) { return (s._a ? s._a.removeEventListener(oEvt, oFn, bCapture || false) : null); } sm2._wD(s.id + ': Removing event listeners'); s._a._added_events = false; for (f in html5_events) { if (html5_events.hasOwnProperty(f)) { remove(f, html5_events[f]); } } }; /** * Pseudo-private event internals * ------------------------------ */ this._onload = function(nSuccess) { var fN, // check for duration to prevent false positives from flash 8 when loading from cache. loadOK = !!nSuccess || (!s.isHTML5 && fV === 8 && s.duration); // <d> fN = s.id + ': '; sm2._wD(fN + (loadOK ? 'onload()' : 'Failed to load / invalid sound?' + (!s.duration ? ' Zero-length duration reported.' : ' -') + ' (' + s.url + ')'), (loadOK ? 1 : 2)); if (!loadOK && !s.isHTML5) { if (sm2.sandbox.noRemote === true) { sm2._wD(fN + str('noNet'), 1); } if (sm2.sandbox.noLocal === true) { sm2._wD(fN + str('noLocal'), 1); } } // </d> s.loaded = loadOK; s.readyState = (loadOK ? 3 : 2); s._onbufferchange(0); if (s._iO.onload) { wrapCallback(s, function() { s._iO.onload.apply(s, [loadOK]); }); } return true; }; this._onbufferchange = function(nIsBuffering) { if (s.playState === 0) { // ignore if not playing return false; } if ((nIsBuffering && s.isBuffering) || (!nIsBuffering && !s.isBuffering)) { return false; } s.isBuffering = (nIsBuffering === 1); if (s._iO.onbufferchange) { sm2._wD(s.id + ': Buffer state change: ' + nIsBuffering); s._iO.onbufferchange.apply(s, [nIsBuffering]); } return true; }; /** * Playback may have stopped due to buffering, or related reason. * This state can be encountered on iOS < 6 when auto-play is blocked. */ this._onsuspend = function() { if (s._iO.onsuspend) { sm2._wD(s.id + ': Playback suspended'); s._iO.onsuspend.apply(s); } return true; }; /** * flash 9/movieStar + RTMP-only method, should fire only once at most * at this point we just recreate failed sounds rather than trying to reconnect */ this._onfailure = function(msg, level, code) { s.failures++; sm2._wD(s.id + ': Failure (' + s.failures + '): ' + msg); if (s._iO.onfailure && s.failures === 1) { s._iO.onfailure(msg, level, code); } else { sm2._wD(s.id + ': Ignoring failure'); } }; /** * flash 9/movieStar + RTMP-only method for unhandled warnings/exceptions from Flash * e.g., RTMP "method missing" warning (non-fatal) for getStreamLength on server */ this._onwarning = function(msg, level, code) { if (s._iO.onwarning) { s._iO.onwarning(msg, level, code); } }; this._onfinish = function() { // store local copy before it gets trashed... var io_onfinish = s._iO.onfinish; s._onbufferchange(0); s._resetOnPosition(0); // reset some state items if (s.instanceCount) { s.instanceCount--; if (!s.instanceCount) { // remove onPosition listeners, if any detachOnPosition(); // reset instance options s.playState = 0; s.paused = false; s.instanceCount = 0; s.instanceOptions = {}; s._iO = {}; stop_html5_timer(); // reset position, too if (s.isHTML5) { s.position = 0; } } if (!s.instanceCount || s._iO.multiShotEvents) { // fire onfinish for last, or every instance if (io_onfinish) { sm2._wD(s.id + ': onfinish()'); wrapCallback(s, function() { io_onfinish.apply(s); }); } } } }; this._whileloading = function(nBytesLoaded, nBytesTotal, nDuration, nBufferLength) { var instanceOptions = s._iO; s.bytesLoaded = nBytesLoaded; s.bytesTotal = nBytesTotal; s.duration = Math.floor(nDuration); s.bufferLength = nBufferLength; if (!s.isHTML5 && !instanceOptions.isMovieStar) { if (instanceOptions.duration) { // use duration from options, if specified and larger. nobody should be specifying duration in options, actually, and it should be retired. s.durationEstimate = (s.duration > instanceOptions.duration) ? s.duration : instanceOptions.duration; } else { s.durationEstimate = parseInt((s.bytesTotal / s.bytesLoaded) * s.duration, 10); } } else { s.durationEstimate = s.duration; } // for flash, reflect sequential-load-style buffering if (!s.isHTML5) { s.buffered = [{ 'start': 0, 'end': s.duration }]; } // allow whileloading to fire even if "load" fired under HTML5, due to HTTP range/partials if ((s.readyState !== 3 || s.isHTML5) && instanceOptions.whileloading) { instanceOptions.whileloading.apply(s); } }; this._whileplaying = function(nPosition, oPeakData, oWaveformDataLeft, oWaveformDataRight, oEQData) { var instanceOptions = s._iO, eqLeft; if (isNaN(nPosition) || nPosition === null) { // flash safety net return false; } // Safari HTML5 play() may return small -ve values when starting from position: 0, eg. -50.120396875. Unexpected/invalid per W3, I think. Normalize to 0. s.position = Math.max(0, nPosition); s._processOnPosition(); if (!s.isHTML5 && fV > 8) { if (instanceOptions.usePeakData && oPeakData !== _undefined && oPeakData) { s.peakData = { left: oPeakData.leftPeak, right: oPeakData.rightPeak }; } if (instanceOptions.useWaveformData && oWaveformDataLeft !== _undefined && oWaveformDataLeft) { s.waveformData = { left: oWaveformDataLeft.split(','), right: oWaveformDataRight.split(',') }; } if (instanceOptions.useEQData) { if (oEQData !== _undefined && oEQData && oEQData.leftEQ) { eqLeft = oEQData.leftEQ.split(','); s.eqData = eqLeft; s.eqData.left = eqLeft; if (oEQData.rightEQ !== _undefined && oEQData.rightEQ) { s.eqData.right = oEQData.rightEQ.split(','); } } } } if (s.playState === 1) { // special case/hack: ensure buffering is false if loading from cache (and not yet started) if (!s.isHTML5 && fV === 8 && !s.position && s.isBuffering) { s._onbufferchange(0); } if (instanceOptions.whileplaying) { // flash may call after actual finish instanceOptions.whileplaying.apply(s); } } return true; }; this._oncaptiondata = function(oData) { /** * internal: flash 9 + NetStream (MovieStar/RTMP-only) feature * * @param {object} oData */ sm2._wD(s.id + ': Caption data received.'); s.captiondata = oData; if (s._iO.oncaptiondata) { s._iO.oncaptiondata.apply(s, [oData]); } }; this._onmetadata = function(oMDProps, oMDData) { /** * internal: flash 9 + NetStream (MovieStar/RTMP-only) feature * RTMP may include song title, MovieStar content may include encoding info * * @param {array} oMDProps (names) * @param {array} oMDData (values) */ sm2._wD(s.id + ': Metadata received.'); var oData = {}, i, j; for (i = 0, j = oMDProps.length; i < j; i++) { oData[oMDProps[i]] = oMDData[i]; } s.metadata = oData; if (s._iO.onmetadata) { s._iO.onmetadata.call(s, s.metadata); } }; this._onid3 = function(oID3Props, oID3Data) { /** * internal: flash 8 + flash 9 ID3 feature * may include artist, song title etc. * * @param {array} oID3Props (names) * @param {array} oID3Data (values) */ sm2._wD(s.id + ': ID3 data received.'); var oData = [], i, j; for (i = 0, j = oID3Props.length; i < j; i++) { oData[oID3Props[i]] = oID3Data[i]; } s.id3 = mixin(s.id3, oData); if (s._iO.onid3) { s._iO.onid3.apply(s); } }; // flash/RTMP-only this._onconnect = function(bSuccess) { bSuccess = (bSuccess === 1); sm2._wD(s.id + ': ' + (bSuccess ? 'Connected.' : 'Failed to connect? - ' + s.url), (bSuccess ? 1 : 2)); s.connected = bSuccess; if (bSuccess) { s.failures = 0; if (idCheck(s.id)) { if (s.getAutoPlay()) { // only update the play state if auto playing s.play(_undefined, s.getAutoPlay()); } else if (s._iO.autoLoad) { s.load(); } } if (s._iO.onconnect) { s._iO.onconnect.apply(s, [bSuccess]); } } }; this._ondataerror = function(sError) { // flash 9 wave/eq data handler // hack: called at start, and end from flash at/after onfinish() if (s.playState > 0) { sm2._wD(s.id + ': Data error: ' + sError); if (s._iO.ondataerror) { s._iO.ondataerror.apply(s); } } }; // <d> this._debug(); // </d> }; // SMSound() /** * Private SoundManager internals * ------------------------------ */ getDocument = function() { return (doc.body || doc.getElementsByTagName('div')[0]); }; id = function(sID) { return doc.getElementById(sID); }; mixin = function(oMain, oAdd) { // non-destructive merge var o1 = (oMain || {}), o2, o; // if unspecified, o2 is the default options object o2 = (oAdd === _undefined ? sm2.defaultOptions : oAdd); for (o in o2) { if (o2.hasOwnProperty(o) && o1[o] === _undefined) { if (typeof o2[o] !== 'object' || o2[o] === null) { // assign directly o1[o] = o2[o]; } else { // recurse through o2 o1[o] = mixin(o1[o], o2[o]); } } } return o1; }; wrapCallback = function(oSound, callback) { /** * 03/03/2013: Fix for Flash Player 11.6.602.171 + Flash 8 (flashVersion = 8) SWF issue * setTimeout() fix for certain SMSound callbacks like onload() and onfinish(), where subsequent calls like play() and load() fail when Flash Player 11.6.602.171 is installed, and using soundManager with flashVersion = 8 (which is the default). * Not sure of exact cause. Suspect race condition and/or invalid (NaN-style) position argument trickling down to the next JS -> Flash _start() call, in the play() case. * Fix: setTimeout() to yield, plus safer null / NaN checking on position argument provided to Flash. * https://getsatisfaction.com/schillmania/topics/recent_chrome_update_seems_to_have_broken_my_sm2_audio_player */ if (!oSound.isHTML5 && fV === 8) { window.setTimeout(callback, 0); } else { callback(); } }; // additional soundManager properties that soundManager.setup() will accept extraOptions = { 'onready': 1, 'ontimeout': 1, 'defaultOptions': 1, 'flash9Options': 1, 'movieStarOptions': 1 }; assign = function(o, oParent) { /** * recursive assignment of properties, soundManager.setup() helper * allows property assignment based on whitelist */ var i, result = true, hasParent = (oParent !== _undefined), setupOptions = sm2.setupOptions, bonusOptions = extraOptions; // <d> // if soundManager.setup() called, show accepted parameters. if (o === _undefined) { result = []; for (i in setupOptions) { if (setupOptions.hasOwnProperty(i)) { result.push(i); } } for (i in bonusOptions) { if (bonusOptions.hasOwnProperty(i)) { if (typeof sm2[i] === 'object') { result.push(i + ': {...}'); } else if (sm2[i] instanceof Function) { result.push(i + ': function() {...}'); } else { result.push(i); } } } sm2._wD(str('setup', result.join(', '))); return false; } // </d> for (i in o) { if (o.hasOwnProperty(i)) { // if not an {object} we want to recurse through... if (typeof o[i] !== 'object' || o[i] === null || o[i] instanceof Array || o[i] instanceof RegExp) { // check "allowed" options if (hasParent && bonusOptions[oParent] !== _undefined) { // valid recursive / nested object option, eg., { defaultOptions: { volume: 50 } } sm2[oParent][i] = o[i]; } else if (setupOptions[i] !== _undefined) { // special case: assign to setupOptions object, which soundManager property references sm2.setupOptions[i] = o[i]; // assign directly to soundManager, too sm2[i] = o[i]; } else if (bonusOptions[i] === _undefined) { // invalid or disallowed parameter. complain. complain(str((sm2[i] === _undefined ? 'setupUndef' : 'setupError'), i), 2); result = false; } else { /** * valid extraOptions (bonusOptions) parameter. * is it a method, like onready/ontimeout? call it. * multiple parameters should be in an array, eg. soundManager.setup({onready: [myHandler, myScope]}); */ if (sm2[i] instanceof Function) { sm2[i].apply(sm2, (o[i] instanceof Array ? o[i] : [o[i]])); } else { // good old-fashioned direct assignment sm2[i] = o[i]; } } } else { // recursion case, eg., { defaultOptions: { ... } } if (bonusOptions[i] === _undefined) { // invalid or disallowed parameter. complain. complain(str((sm2[i] === _undefined ? 'setupUndef' : 'setupError'), i), 2); result = false; } else { // recurse through object return assign(o[i], i); } } } } return result; }; function preferFlashCheck(kind) { // whether flash should play a given type return (sm2.preferFlash && hasFlash && !sm2.ignoreFlash && (sm2.flash[kind] !== _undefined && sm2.flash[kind])); } /** * Internal DOM2-level event helpers * --------------------------------- */ event = (function() { // normalize event methods var old = (window.attachEvent), evt = { add: (old ? 'attachEvent' : 'addEventListener'), remove: (old ? 'detachEvent' : 'removeEventListener') }; // normalize "on" event prefix, optional capture argument function getArgs(oArgs) { var args = slice.call(oArgs), len = args.length; if (old) { // prefix args[1] = 'on' + args[1]; if (len > 3) { // no capture args.pop(); } } else if (len === 3) { args.push(false); } return args; } function apply(args, sType) { // normalize and call the event method, with the proper arguments var element = args.shift(), method = [evt[sType]]; if (old) { // old IE can't do apply(). element[method](args[0], args[1]); } else { element[method].apply(element, args); } } function add() { apply(getArgs(arguments), 'add'); } function remove() { apply(getArgs(arguments), 'remove'); } return { 'add': add, 'remove': remove }; }()); /** * Internal HTML5 event handling * ----------------------------- */ function html5_event(oFn) { // wrap html5 event handlers so we don't call them on destroyed and/or unloaded sounds return function(e) { var s = this._s, result; if (!s || !s._a) { // <d> if (s && s.id) { sm2._wD(s.id + ': Ignoring ' + e.type); } else { sm2._wD(h5 + 'Ignoring ' + e.type); } // </d> result = null; } else { result = oFn.call(this, e); } return result; }; } html5_events = { // HTML5 event-name-to-handler map abort: html5_event(function() { sm2._wD(this._s.id + ': abort'); }), // enough has loaded to play canplay: html5_event(function() { var s = this._s, position1K; if (s._html5_canplay) { // this event has already fired. ignore. return true; } s._html5_canplay = true; sm2._wD(s.id + ': canplay'); s._onbufferchange(0); // position according to instance options position1K = (s._iO.position !== _undefined && !isNaN(s._iO.position) ? s._iO.position/msecScale : null); // set the position if position was provided before the sound loaded if (this.currentTime !== position1K) { sm2._wD(s.id + ': canplay: Setting position to ' + position1K); try { this.currentTime = position1K; } catch(ee) { sm2._wD(s.id + ': canplay: Setting position of ' + position1K + ' failed: ' + ee.message, 2); } } // hack for HTML5 from/to case if (s._iO._oncanplay) { s._iO._oncanplay(); } }), canplaythrough: html5_event(function() { var s = this._s; if (!s.loaded) { s._onbufferchange(0); s._whileloading(s.bytesLoaded, s.bytesTotal, s._get_html5_duration()); s._onload(true); } }), durationchange: html5_event(function() { // durationchange may fire at various times, probably the safest way to capture accurate/final duration. var s = this._s, duration; duration = s._get_html5_duration(); if (!isNaN(duration) && duration !== s.duration) { sm2._wD(this._s.id + ': durationchange (' + duration + ')' + (s.duration ? ', previously ' + s.duration : '')); s.durationEstimate = s.duration = duration; } }), // TODO: Reserved for potential use /* emptied: html5_event(function() { sm2._wD(this._s.id + ': emptied'); }), */ ended: html5_event(function() { var s = this._s; sm2._wD(s.id + ': ended'); s._onfinish(); }), error: html5_event(function() { sm2._wD(this._s.id + ': HTML5 error, code ' + this.error.code); /** * HTML5 error codes, per W3C * Error 1: Client aborted download at user's request. * Error 2: Network error after load started. * Error 3: Decoding issue. * Error 4: Media (audio file) not supported. * Reference: http://www.whatwg.org/specs/web-apps/current-work/multipage/the-video-element.html#error-codes */ // call load with error state? this._s._onload(false); }), loadeddata: html5_event(function() { var s = this._s; sm2._wD(s.id + ': loadeddata'); // safari seems to nicely report progress events, eventually totalling 100% if (!s._loaded && !isSafari) { s.duration = s._get_html5_duration(); } }), loadedmetadata: html5_event(function() { sm2._wD(this._s.id + ': loadedmetadata'); }), loadstart: html5_event(function() { sm2._wD(this._s.id + ': loadstart'); // assume buffering at first this._s._onbufferchange(1); }), play: html5_event(function() { // sm2._wD(this._s.id + ': play()'); // once play starts, no buffering this._s._onbufferchange(0); }), playing: html5_event(function() { sm2._wD(this._s.id + ': playing ' + String.fromCharCode(9835)); // once play starts, no buffering this._s._onbufferchange(0); }), progress: html5_event(function(e) { // note: can fire repeatedly after "loaded" event, due to use of HTTP range/partials var s = this._s, i, j, progStr, buffered = 0, isProgress = (e.type === 'progress'), ranges = e.target.buffered, // firefox 3.6 implements e.loaded/total (bytes) loaded = (e.loaded || 0), total = (e.total || 1); // reset the "buffered" (loaded byte ranges) array s.buffered = []; if (ranges && ranges.length) { // if loaded is 0, try TimeRanges implementation as % of load // https://developer.mozilla.org/en/DOM/TimeRanges // re-build "buffered" array // HTML5 returns seconds. SM2 API uses msec for setPosition() etc., whether Flash or HTML5. for (i = 0, j = ranges.length; i < j; i++) { s.buffered.push({ 'start': ranges.start(i) * msecScale, 'end': ranges.end(i) * msecScale }); } // use the last value locally buffered = (ranges.end(0) - ranges.start(0)) * msecScale; // linear case, buffer sum; does not account for seeking and HTTP partials / byte ranges loaded = Math.min(1, buffered / (e.target.duration * msecScale)); // <d> if (isProgress && ranges.length > 1) { progStr = []; j = ranges.length; for (i = 0; i < j; i++) { progStr.push((e.target.buffered.start(i) * msecScale) + '-' + (e.target.buffered.end(i) * msecScale)); } sm2._wD(this._s.id + ': progress, timeRanges: ' + progStr.join(', ')); } if (isProgress && !isNaN(loaded)) { sm2._wD(this._s.id + ': progress, ' + Math.floor(loaded * 100) + '% loaded'); } // </d> } if (!isNaN(loaded)) { // TODO: prevent calls with duplicate values. s._whileloading(loaded, total, s._get_html5_duration()); if (loaded && total && loaded === total) { // in case "onload" doesn't fire (eg. gecko 1.9.2) html5_events.canplaythrough.call(this, e); } } }), ratechange: html5_event(function() { sm2._wD(this._s.id + ': ratechange'); }), suspend: html5_event(function(e) { // download paused/stopped, may have finished (eg. onload) var s = this._s; sm2._wD(this._s.id + ': suspend'); html5_events.progress.call(this, e); s._onsuspend(); }), stalled: html5_event(function() { sm2._wD(this._s.id + ': stalled'); }), timeupdate: html5_event(function() { this._s._onTimer(); }), waiting: html5_event(function() { var s = this._s; // see also: seeking sm2._wD(this._s.id + ': waiting'); // playback faster than download rate, etc. s._onbufferchange(1); }) }; html5OK = function(iO) { // playability test based on URL or MIME type var result; if (!iO || (!iO.type && !iO.url && !iO.serverURL)) { // nothing to check result = false; } else if (iO.serverURL || (iO.type && preferFlashCheck(iO.type))) { // RTMP, or preferring flash result = false; } else { // Use type, if specified. Pass data: URIs to HTML5. If HTML5-only mode, no other options, so just give 'er result = ((iO.type ? html5CanPlay({type:iO.type}) : html5CanPlay({url:iO.url}) || sm2.html5Only || iO.url.match(/data\:/i))); } return result; }; html5Unload = function(oAudio) { /** * Internal method: Unload media, and cancel any current/pending network requests. * Firefox can load an empty URL, which allegedly destroys the decoder and stops the download. * https://developer.mozilla.org/En/Using_audio_and_video_in_Firefox#Stopping_the_download_of_media * However, Firefox has been seen loading a relative URL from '' and thus requesting the hosting page on unload. * Other UA behaviour is unclear, so everyone else gets an about:blank-style URL. */ var url; if (oAudio) { // Firefox and Chrome accept short WAVe data: URIs. Chome dislikes audio/wav, but accepts audio/wav for data: MIME. // Desktop Safari complains / fails on data: URI, so it gets about:blank. url = (isSafari ? emptyURL : (sm2.html5.canPlayType('audio/wav') ? emptyWAV : emptyURL)); oAudio.src = url; // reset some state, too if (oAudio._called_unload !== _undefined) { oAudio._called_load = false; } } if (useGlobalHTML5Audio) { // ensure URL state is trashed, also lastGlobalHTML5URL = null; } return url; }; html5CanPlay = function(o) { /** * Try to find MIME, test and return truthiness * o = { * url: '/path/to/an.mp3', * type: 'audio/mp3' * } */ if (!sm2.useHTML5Audio || !sm2.hasHTML5) { return false; } var url = (o.url || null), mime = (o.type || null), aF = sm2.audioFormats, result, offset, fileExt, item; // account for known cases like audio/mp3 if (mime && sm2.html5[mime] !== _undefined) { return (sm2.html5[mime] && !preferFlashCheck(mime)); } if (!html5Ext) { html5Ext = []; for (item in aF) { if (aF.hasOwnProperty(item)) { html5Ext.push(item); if (aF[item].related) { html5Ext = html5Ext.concat(aF[item].related); } } } html5Ext = new RegExp('\\.('+html5Ext.join('|')+')(\\?.*)?$','i'); } // TODO: Strip URL queries, etc. fileExt = (url ? url.toLowerCase().match(html5Ext) : null); if (!fileExt || !fileExt.length) { if (!mime) { result = false; } else { // audio/mp3 -> mp3, result should be known offset = mime.indexOf(';'); // strip "audio/X; codecs..." fileExt = (offset !== -1 ? mime.substr(0,offset) : mime).substr(6); } } else { // match the raw extension name - "mp3", for example fileExt = fileExt[1]; } if (fileExt && sm2.html5[fileExt] !== _undefined) { // result known result = (sm2.html5[fileExt] && !preferFlashCheck(fileExt)); } else { mime = 'audio/' + fileExt; result = sm2.html5.canPlayType({type:mime}); sm2.html5[fileExt] = result; // sm2._wD('canPlayType, found result: ' + result); result = (result && sm2.html5[mime] && !preferFlashCheck(mime)); } return result; }; testHTML5 = function() { /** * Internal: Iterates over audioFormats, determining support eg. audio/mp3, audio/mpeg and so on * assigns results to html5[] and flash[]. */ if (!sm2.useHTML5Audio || !sm2.hasHTML5) { // without HTML5, we need Flash. sm2.html5.usingFlash = true; needsFlash = true; return false; } // double-whammy: Opera 9.64 throws WRONG_ARGUMENTS_ERR if no parameter passed to Audio(), and Webkit + iOS happily tries to load "null" as a URL. :/ var a = (Audio !== _undefined ? (isOpera && opera.version() < 10 ? new Audio(null) : new Audio()) : null), item, lookup, support = {}, aF, i; function cp(m) { var canPlay, j, result = false, isOK = false; if (!a || typeof a.canPlayType !== 'function') { return result; } if (m instanceof Array) { // iterate through all mime types, return any successes for (i = 0, j = m.length; i < j; i++) { if (sm2.html5[m[i]] || a.canPlayType(m[i]).match(sm2.html5Test)) { isOK = true; sm2.html5[m[i]] = true; // note flash support, too sm2.flash[m[i]] = !!(m[i].match(flashMIME)); } } result = isOK; } else { canPlay = (a && typeof a.canPlayType === 'function' ? a.canPlayType(m) : false); result = !!(canPlay && (canPlay.match(sm2.html5Test))); } return result; } // test all registered formats + codecs aF = sm2.audioFormats; for (item in aF) { if (aF.hasOwnProperty(item)) { lookup = 'audio/' + item; support[item] = cp(aF[item].type); // write back generic type too, eg. audio/mp3 support[lookup] = support[item]; // assign flash if (item.match(flashMIME)) { sm2.flash[item] = true; sm2.flash[lookup] = true; } else { sm2.flash[item] = false; sm2.flash[lookup] = false; } // assign result to related formats, too if (aF[item] && aF[item].related) { for (i = aF[item].related.length - 1; i >= 0; i--) { // eg. audio/m4a support['audio/' + aF[item].related[i]] = support[item]; sm2.html5[aF[item].related[i]] = support[item]; sm2.flash[aF[item].related[i]] = support[item]; } } } } support.canPlayType = (a ? cp : null); sm2.html5 = mixin(sm2.html5, support); sm2.html5.usingFlash = featureCheck(); needsFlash = sm2.html5.usingFlash; return true; }; strings = { // <d> notReady: 'Unavailable - wait until onready() has fired.', notOK: 'Audio support is not available.', domError: sm + 'exception caught while appending SWF to DOM.', spcWmode: 'Removing wmode, preventing known SWF loading issue(s)', swf404: smc + 'Verify that %s is a valid path.', tryDebug: 'Try ' + sm + '.debugFlash = true for more security details (output goes to SWF.)', checkSWF: 'See SWF output for more debug info.', localFail: smc + 'Non-HTTP page (' + doc.location.protocol + ' URL?) Review Flash player security settings for this special case:\nhttp://www.macromedia.com/support/documentation/en/flashplayer/help/settings_manager04.html\nMay need to add/allow path, eg. c:/sm2/ or /users/me/sm2/', waitFocus: smc + 'Special case: Waiting for SWF to load with window focus...', waitForever: smc + 'Waiting indefinitely for Flash (will recover if unblocked)...', waitSWF: smc + 'Waiting for 100% SWF load...', needFunction: smc + 'Function object expected for %s', badID: 'Sound ID "%s" should be a string, starting with a non-numeric character', currentObj: smc + '_debug(): Current sound objects', waitOnload: smc + 'Waiting for window.onload()', docLoaded: smc + 'Document already loaded', onload: smc + 'initComplete(): calling soundManager.onload()', onloadOK: sm + '.onload() complete', didInit: smc + 'init(): Already called?', secNote: 'Flash security note: Network/internet URLs will not load due to security restrictions. Access can be configured via Flash Player Global Security Settings Page: http://www.macromedia.com/support/documentation/en/flashplayer/help/settings_manager04.html', badRemove: smc + 'Failed to remove Flash node.', shutdown: sm + '.disable(): Shutting down', queue: smc + 'Queueing %s handler', smError: 'SMSound.load(): Exception: JS-Flash communication failed, or JS error.', fbTimeout: 'No flash response, applying .' + swfCSS.swfTimedout + ' CSS...', fbLoaded: 'Flash loaded', fbHandler: smc + 'flashBlockHandler()', manURL: 'SMSound.load(): Using manually-assigned URL', onURL: sm + '.load(): current URL already assigned.', badFV: sm + '.flashVersion must be 8 or 9. "%s" is invalid. Reverting to %s.', as2loop: 'Note: Setting stream:false so looping can work (flash 8 limitation)', noNSLoop: 'Note: Looping not implemented for MovieStar formats', needfl9: 'Note: Switching to flash 9, required for MP4 formats.', mfTimeout: 'Setting flashLoadTimeout = 0 (infinite) for off-screen, mobile flash case', needFlash: smc + 'Fatal error: Flash is needed to play some required formats, but is not available.', gotFocus: smc + 'Got window focus.', policy: 'Enabling usePolicyFile for data access', setup: sm + '.setup(): allowed parameters: %s', setupError: sm + '.setup(): "%s" cannot be assigned with this method.', setupUndef: sm + '.setup(): Could not find option "%s"', setupLate: sm + '.setup(): url, flashVersion and html5Test property changes will not take effect until reboot().', noURL: smc + 'Flash URL required. Call soundManager.setup({url:...}) to get started.', sm2Loaded: 'SoundManager 2: Ready. ' + String.fromCharCode(10003), reset: sm + '.reset(): Removing event callbacks', mobileUA: 'Mobile UA detected, preferring HTML5 by default.', globalHTML5: 'Using singleton HTML5 Audio() pattern for this device.', ignoreMobile: 'Ignoring mobile restrictions for this device.' // </d> }; str = function() { // internal string replace helper. // arguments: o [,items to replace] // <d> var args, i, j, o, sstr; // real array, please args = slice.call(arguments); // first argument o = args.shift(); sstr = (strings && strings[o] ? strings[o] : ''); if (sstr && args && args.length) { for (i = 0, j = args.length; i < j; i++) { sstr = sstr.replace('%s', args[i]); } } return sstr; // </d> }; loopFix = function(sOpt) { // flash 8 requires stream = false for looping to work if (fV === 8 && sOpt.loops > 1 && sOpt.stream) { _wDS('as2loop'); sOpt.stream = false; } return sOpt; }; policyFix = function(sOpt, sPre) { if (sOpt && !sOpt.usePolicyFile && (sOpt.onid3 || sOpt.usePeakData || sOpt.useWaveformData || sOpt.useEQData)) { sm2._wD((sPre || '') + str('policy')); sOpt.usePolicyFile = true; } return sOpt; }; complain = function(sMsg) { // <d> if (hasConsole && console.warn !== _undefined) { console.warn(sMsg); } else { sm2._wD(sMsg); } // </d> }; doNothing = function() { return false; }; disableObject = function(o) { var oProp; for (oProp in o) { if (o.hasOwnProperty(oProp) && typeof o[oProp] === 'function') { o[oProp] = doNothing; } } oProp = null; }; failSafely = function(bNoDisable) { // general failure exception handler if (bNoDisable === _undefined) { bNoDisable = false; } if (disabled || bNoDisable) { sm2.disable(bNoDisable); } }; normalizeMovieURL = function(smURL) { var urlParams = null, url; if (smURL) { if (smURL.match(/\.swf(\?.*)?$/i)) { urlParams = smURL.substr(smURL.toLowerCase().lastIndexOf('.swf?') + 4); if (urlParams) { // assume user knows what they're doing return smURL; } } else if (smURL.lastIndexOf('/') !== smURL.length - 1) { // append trailing slash, if needed smURL += '/'; } } url = (smURL && smURL.lastIndexOf('/') !== - 1 ? smURL.substr(0, smURL.lastIndexOf('/') + 1) : './') + sm2.movieURL; if (sm2.noSWFCache) { url += ('?ts=' + new Date().getTime()); } return url; }; setVersionInfo = function() { // short-hand for internal use fV = parseInt(sm2.flashVersion, 10); if (fV !== 8 && fV !== 9) { sm2._wD(str('badFV', fV, defaultFlashVersion)); sm2.flashVersion = fV = defaultFlashVersion; } // debug flash movie, if applicable var isDebug = (sm2.debugMode || sm2.debugFlash ? '_debug.swf' : '.swf'); if (sm2.useHTML5Audio && !sm2.html5Only && sm2.audioFormats.mp4.required && fV < 9) { sm2._wD(str('needfl9')); sm2.flashVersion = fV = 9; } sm2.version = sm2.versionNumber + (sm2.html5Only ? ' (HTML5-only mode)' : (fV === 9 ? ' (AS3/Flash 9)' : ' (AS2/Flash 8)')); // set up default options if (fV > 8) { // +flash 9 base options sm2.defaultOptions = mixin(sm2.defaultOptions, sm2.flash9Options); sm2.features.buffering = true; // +moviestar support sm2.defaultOptions = mixin(sm2.defaultOptions, sm2.movieStarOptions); sm2.filePatterns.flash9 = new RegExp('\\.(mp3|' + netStreamTypes.join('|') + ')(\\?.*)?$', 'i'); sm2.features.movieStar = true; } else { sm2.features.movieStar = false; } // regExp for flash canPlay(), etc. sm2.filePattern = sm2.filePatterns[(fV !== 8 ? 'flash9' : 'flash8')]; // if applicable, use _debug versions of SWFs sm2.movieURL = (fV === 8 ? 'soundmanager2.swf' : 'soundmanager2_flash9.swf').replace('.swf', isDebug); sm2.features.peakData = sm2.features.waveformData = sm2.features.eqData = (fV > 8); }; setPolling = function(bPolling, bHighPerformance) { if (!flash) { return false; } flash._setPolling(bPolling, bHighPerformance); }; initDebug = function() { // starts debug mode, creating output <div> for UAs without console object // allow force of debug mode via URL // <d> if (sm2.debugURLParam.test(wl)) { sm2.setupOptions.debugMode = sm2.debugMode = true; } if (id(sm2.debugID)) { return false; } var oD, oDebug, oTarget, oToggle, tmp; if (sm2.debugMode && !id(sm2.debugID) && (!hasConsole || !sm2.useConsole || !sm2.consoleOnly)) { oD = doc.createElement('div'); oD.id = sm2.debugID + '-toggle'; oToggle = { 'position': 'fixed', 'bottom': '0px', 'right': '0px', 'width': '1.2em', 'height': '1.2em', 'lineHeight': '1.2em', 'margin': '2px', 'textAlign': 'center', 'border': '1px solid #999', 'cursor': 'pointer', 'background': '#fff', 'color': '#333', 'zIndex': 10001 }; oD.appendChild(doc.createTextNode('-')); oD.onclick = toggleDebug; oD.title = 'Toggle SM2 debug console'; if (ua.match(/msie 6/i)) { oD.style.position = 'absolute'; oD.style.cursor = 'hand'; } for (tmp in oToggle) { if (oToggle.hasOwnProperty(tmp)) { oD.style[tmp] = oToggle[tmp]; } } oDebug = doc.createElement('div'); oDebug.id = sm2.debugID; oDebug.style.display = (sm2.debugMode ? 'block' : 'none'); if (sm2.debugMode && !id(oD.id)) { try { oTarget = getDocument(); oTarget.appendChild(oD); } catch(e2) { throw new Error(str('domError') + ' \n' + e2.toString()); } oTarget.appendChild(oDebug); } } oTarget = null; // </d> }; idCheck = this.getSoundById; // <d> _wDS = function(o, errorLevel) { return (!o ? '' : sm2._wD(str(o), errorLevel)); }; toggleDebug = function() { var o = id(sm2.debugID), oT = id(sm2.debugID + '-toggle'); if (!o) { return false; } if (debugOpen) { // minimize oT.innerHTML = '+'; o.style.display = 'none'; } else { oT.innerHTML = '-'; o.style.display = 'block'; } debugOpen = !debugOpen; }; debugTS = function(sEventType, bSuccess, sMessage) { // troubleshooter debug hooks if (window.sm2Debugger !== _undefined) { try { sm2Debugger.handleEvent(sEventType, bSuccess, sMessage); } catch(e) { // oh well return false; } } return true; }; // </d> getSWFCSS = function() { var css = []; if (sm2.debugMode) { css.push(swfCSS.sm2Debug); } if (sm2.debugFlash) { css.push(swfCSS.flashDebug); } if (sm2.useHighPerformance) { css.push(swfCSS.highPerf); } return css.join(' '); }; flashBlockHandler = function() { // *possible* flash block situation. var name = str('fbHandler'), p = sm2.getMoviePercent(), css = swfCSS, error = { type:'FLASHBLOCK' }; if (sm2.html5Only) { // no flash, or unused return false; } if (!sm2.ok()) { if (needsFlash) { // make the movie more visible, so user can fix sm2.oMC.className = getSWFCSS() + ' ' + css.swfDefault + ' ' + (p === null ? css.swfTimedout : css.swfError); sm2._wD(name + ': ' + str('fbTimeout') + (p ? ' (' + str('fbLoaded') + ')' : '')); } sm2.didFlashBlock = true; // fire onready(), complain lightly processOnEvents({ type: 'ontimeout', ignoreInit: true, error: error }); catchError(error); } else { // SM2 loaded OK (or recovered) // <d> if (sm2.didFlashBlock) { sm2._wD(name + ': Unblocked'); } // </d> if (sm2.oMC) { sm2.oMC.className = [getSWFCSS(), css.swfDefault, css.swfLoaded + (sm2.didFlashBlock ? ' ' + css.swfUnblocked : '')].join(' '); } } }; addOnEvent = function(sType, oMethod, oScope) { if (on_queue[sType] === _undefined) { on_queue[sType] = []; } on_queue[sType].push({ 'method': oMethod, 'scope': (oScope || null), 'fired': false }); }; processOnEvents = function(oOptions) { // if unspecified, assume OK/error if (!oOptions) { oOptions = { type: (sm2.ok() ? 'onready' : 'ontimeout') }; } if (!didInit && oOptions && !oOptions.ignoreInit) { // not ready yet. return false; } if (oOptions.type === 'ontimeout' && (sm2.ok() || (disabled && !oOptions.ignoreInit))) { // invalid case return false; } var status = { success: (oOptions && oOptions.ignoreInit ? sm2.ok() : !disabled) }, // queue specified by type, or none srcQueue = (oOptions && oOptions.type ? on_queue[oOptions.type] || [] : []), queue = [], i, j, args = [status], canRetry = (needsFlash && !sm2.ok()); if (oOptions.error) { args[0].error = oOptions.error; } for (i = 0, j = srcQueue.length; i < j; i++) { if (srcQueue[i].fired !== true) { queue.push(srcQueue[i]); } } if (queue.length) { // sm2._wD(sm + ': Firing ' + queue.length + ' ' + oOptions.type + '() item' + (queue.length === 1 ? '' : 's')); for (i = 0, j = queue.length; i < j; i++) { if (queue[i].scope) { queue[i].method.apply(queue[i].scope, args); } else { queue[i].method.apply(this, args); } if (!canRetry) { // useFlashBlock and SWF timeout case doesn't count here. queue[i].fired = true; } } } return true; }; initUserOnload = function() { window.setTimeout(function() { if (sm2.useFlashBlock) { flashBlockHandler(); } processOnEvents(); // call user-defined "onload", scoped to window if (typeof sm2.onload === 'function') { _wDS('onload', 1); sm2.onload.apply(window); _wDS('onloadOK', 1); } if (sm2.waitForWindowLoad) { event.add(window, 'load', initUserOnload); } }, 1); }; detectFlash = function() { /** * Hat tip: Flash Detect library (BSD, (C) 2007) by Carl "DocYes" S. Yestrau * http://featureblend.com/javascript-flash-detection-library.html / http://featureblend.com/license.txt */ if (hasFlash !== _undefined) { // this work has already been done. return hasFlash; } var hasPlugin = false, n = navigator, nP = n.plugins, obj, type, types, AX = window.ActiveXObject; if (nP && nP.length) { type = 'application/x-shockwave-flash'; types = n.mimeTypes; if (types && types[type] && types[type].enabledPlugin && types[type].enabledPlugin.description) { hasPlugin = true; } } else if (AX !== _undefined && !ua.match(/MSAppHost/i)) { // Windows 8 Store Apps (MSAppHost) are weird (compatibility?) and won't complain here, but will barf if Flash/ActiveX object is appended to the DOM. try { obj = new AX('ShockwaveFlash.ShockwaveFlash'); } catch(e) { // oh well obj = null; } hasPlugin = (!!obj); // cleanup, because it is ActiveX after all obj = null; } hasFlash = hasPlugin; return hasPlugin; }; featureCheck = function() { var flashNeeded, item, formats = sm2.audioFormats, // iPhone <= 3.1 has broken HTML5 audio(), but firmware 3.2 (original iPad) + iOS4 works. isSpecial = (is_iDevice && !!(ua.match(/os (1|2|3_0|3_1)\s/i))); if (isSpecial) { // has Audio(), but is broken; let it load links directly. sm2.hasHTML5 = false; // ignore flash case, however sm2.html5Only = true; // hide the SWF, if present if (sm2.oMC) { sm2.oMC.style.display = 'none'; } } else { if (sm2.useHTML5Audio) { if (!sm2.html5 || !sm2.html5.canPlayType) { sm2._wD('SoundManager: No HTML5 Audio() support detected.'); sm2.hasHTML5 = false; } // <d> if (isBadSafari) { sm2._wD(smc + 'Note: Buggy HTML5 Audio in Safari on this OS X release, see https://bugs.webkit.org/show_bug.cgi?id=32159 - ' + (!hasFlash ? ' would use flash fallback for MP3/MP4, but none detected.' : 'will use flash fallback for MP3/MP4, if available'), 1); } // </d> } } if (sm2.useHTML5Audio && sm2.hasHTML5) { // sort out whether flash is optional, required or can be ignored. // innocent until proven guilty. canIgnoreFlash = true; for (item in formats) { if (formats.hasOwnProperty(item)) { if (formats[item].required) { if (!sm2.html5.canPlayType(formats[item].type)) { // 100% HTML5 mode is not possible. canIgnoreFlash = false; flashNeeded = true; } else if (sm2.preferFlash && (sm2.flash[item] || sm2.flash[formats[item].type])) { // flash may be required, or preferred for this format. flashNeeded = true; } } } } } // sanity check... if (sm2.ignoreFlash) { flashNeeded = false; canIgnoreFlash = true; } sm2.html5Only = (sm2.hasHTML5 && sm2.useHTML5Audio && !flashNeeded); return (!sm2.html5Only); }; parseURL = function(url) { /** * Internal: Finds and returns the first playable URL (or failing that, the first URL.) * @param {string or array} url A single URL string, OR, an array of URL strings or {url:'/path/to/resource', type:'audio/mp3'} objects. */ var i, j, urlResult = 0, result; if (url instanceof Array) { // find the first good one for (i = 0, j = url.length; i < j; i++) { if (url[i] instanceof Object) { // MIME check if (sm2.canPlayMIME(url[i].type)) { urlResult = i; break; } } else if (sm2.canPlayURL(url[i])) { // URL string check urlResult = i; break; } } // normalize to string if (url[urlResult].url) { url[urlResult] = url[urlResult].url; } result = url[urlResult]; } else { // single URL case result = url; } return result; }; startTimer = function(oSound) { /** * attach a timer to this sound, and start an interval if needed */ if (!oSound._hasTimer) { oSound._hasTimer = true; if (!mobileHTML5 && sm2.html5PollingInterval) { if (h5IntervalTimer === null && h5TimerCount === 0) { h5IntervalTimer = setInterval(timerExecute, sm2.html5PollingInterval); } h5TimerCount++; } } }; stopTimer = function(oSound) { /** * detach a timer */ if (oSound._hasTimer) { oSound._hasTimer = false; if (!mobileHTML5 && sm2.html5PollingInterval) { // interval will stop itself at next execution. h5TimerCount--; } } }; timerExecute = function() { /** * manual polling for HTML5 progress events, ie., whileplaying() * (can achieve greater precision than conservative default HTML5 interval) */ var i; if (h5IntervalTimer !== null && !h5TimerCount) { // no active timers, stop polling interval. clearInterval(h5IntervalTimer); h5IntervalTimer = null; return false; } // check all HTML5 sounds with timers for (i = sm2.soundIDs.length - 1; i >= 0; i--) { if (sm2.sounds[sm2.soundIDs[i]].isHTML5 && sm2.sounds[sm2.soundIDs[i]]._hasTimer) { sm2.sounds[sm2.soundIDs[i]]._onTimer(); } } }; catchError = function(options) { options = (options !== _undefined ? options : {}); if (typeof sm2.onerror === 'function') { sm2.onerror.apply(window, [{ type: (options.type !== _undefined ? options.type : null) }]); } if (options.fatal !== _undefined && options.fatal) { sm2.disable(); } }; badSafariFix = function() { // special case: "bad" Safari (OS X 10.3 - 10.7) must fall back to flash for MP3/MP4 if (!isBadSafari || !detectFlash()) { // doesn't apply return false; } var aF = sm2.audioFormats, i, item; for (item in aF) { if (aF.hasOwnProperty(item)) { if (item === 'mp3' || item === 'mp4') { sm2._wD(sm + ': Using flash fallback for ' + item + ' format'); sm2.html5[item] = false; // assign result to related formats, too if (aF[item] && aF[item].related) { for (i = aF[item].related.length - 1; i >= 0; i--) { sm2.html5[aF[item].related[i]] = false; } } } } } }; /** * Pseudo-private flash/ExternalInterface methods * ---------------------------------------------- */ this._setSandboxType = function(sandboxType) { // <d> // Security sandbox according to Flash plugin var sb = sm2.sandbox; sb.type = sandboxType; sb.description = sb.types[(sb.types[sandboxType] !== _undefined?sandboxType : 'unknown')]; if (sb.type === 'localWithFile') { sb.noRemote = true; sb.noLocal = false; _wDS('secNote', 2); } else if (sb.type === 'localWithNetwork') { sb.noRemote = false; sb.noLocal = true; } else if (sb.type === 'localTrusted') { sb.noRemote = false; sb.noLocal = false; } // </d> }; this._externalInterfaceOK = function(swfVersion) { // flash callback confirming flash loaded, EI working etc. // swfVersion: SWF build string if (sm2.swfLoaded) { return false; } var e; debugTS('swf', true); debugTS('flashtojs', true); sm2.swfLoaded = true; tryInitOnFocus = false; if (isBadSafari) { badSafariFix(); } // complain if JS + SWF build/version strings don't match, excluding +DEV builds // <d> if (!swfVersion || swfVersion.replace(/\+dev/i,'') !== sm2.versionNumber.replace(/\+dev/i, '')) { e = sm + ': Fatal: JavaScript file build "' + sm2.versionNumber + '" does not match Flash SWF build "' + swfVersion + '" at ' + sm2.url + '. Ensure both are up-to-date.'; // escape flash -> JS stack so this error fires in window. setTimeout(function versionMismatch() { throw new Error(e); }, 0); // exit, init will fail with timeout return false; } // </d> // IE needs a larger timeout setTimeout(init, isIE ? 100 : 1); }; /** * Private initialization helpers * ------------------------------ */ createMovie = function(smID, smURL) { if (didAppend && appendSuccess) { // ignore if already succeeded return false; } function initMsg() { // <d> var options = [], title, msg = [], delimiter = ' + '; title = 'SoundManager ' + sm2.version + (!sm2.html5Only && sm2.useHTML5Audio ? (sm2.hasHTML5 ? ' + HTML5 audio' : ', no HTML5 audio support') : ''); if (!sm2.html5Only) { if (sm2.preferFlash) { options.push('preferFlash'); } if (sm2.useHighPerformance) { options.push('useHighPerformance'); } if (sm2.flashPollingInterval) { options.push('flashPollingInterval (' + sm2.flashPollingInterval + 'ms)'); } if (sm2.html5PollingInterval) { options.push('html5PollingInterval (' + sm2.html5PollingInterval + 'ms)'); } if (sm2.wmode) { options.push('wmode (' + sm2.wmode + ')'); } if (sm2.debugFlash) { options.push('debugFlash'); } if (sm2.useFlashBlock) { options.push('flashBlock'); } } else { if (sm2.html5PollingInterval) { options.push('html5PollingInterval (' + sm2.html5PollingInterval + 'ms)'); } } if (options.length) { msg = msg.concat([options.join(delimiter)]); } sm2._wD(title + (msg.length ? delimiter + msg.join(', ') : ''), 1); showSupport(); // </d> } if (sm2.html5Only) { // 100% HTML5 mode setVersionInfo(); initMsg(); sm2.oMC = id(sm2.movieID); init(); // prevent multiple init attempts didAppend = true; appendSuccess = true; return false; } // flash path var remoteURL = (smURL || sm2.url), localURL = (sm2.altURL || remoteURL), swfTitle = 'JS/Flash audio component (SoundManager 2)', oTarget = getDocument(), extraClass = getSWFCSS(), isRTL = null, html = doc.getElementsByTagName('html')[0], oEmbed, oMovie, tmp, movieHTML, oEl, s, x, sClass; isRTL = (html && html.dir && html.dir.match(/rtl/i)); smID = (smID === _undefined ? sm2.id : smID); function param(name, value) { return '<param name="' + name + '" value="' + value + '" />'; } // safety check for legacy (change to Flash 9 URL) setVersionInfo(); sm2.url = normalizeMovieURL(overHTTP ? remoteURL : localURL); smURL = sm2.url; sm2.wmode = (!sm2.wmode && sm2.useHighPerformance ? 'transparent' : sm2.wmode); if (sm2.wmode !== null && (ua.match(/msie 8/i) || (!isIE && !sm2.useHighPerformance)) && navigator.platform.match(/win32|win64/i)) { /** * extra-special case: movie doesn't load until scrolled into view when using wmode = anything but 'window' here * does not apply when using high performance (position:fixed means on-screen), OR infinite flash load timeout * wmode breaks IE 8 on Vista + Win7 too in some cases, as of January 2011 (?) */ messages.push(strings.spcWmode); sm2.wmode = null; } oEmbed = { 'name': smID, 'id': smID, 'src': smURL, 'quality': 'high', 'allowScriptAccess': sm2.allowScriptAccess, 'bgcolor': sm2.bgColor, 'pluginspage': http + 'www.macromedia.com/go/getflashplayer', 'title': swfTitle, 'type': 'application/x-shockwave-flash', 'wmode': sm2.wmode, // http://help.adobe.com/en_US/as3/mobile/WS4bebcd66a74275c36cfb8137124318eebc6-7ffd.html 'hasPriority': 'true' }; if (sm2.debugFlash) { oEmbed.FlashVars = 'debug=1'; } if (!sm2.wmode) { // don't write empty attribute delete oEmbed.wmode; } if (isIE) { // IE is "special". oMovie = doc.createElement('div'); movieHTML = [ '<object id="' + smID + '" data="' + smURL + '" type="' + oEmbed.type + '" title="' + oEmbed.title +'" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0">', param('movie', smURL), param('AllowScriptAccess', sm2.allowScriptAccess), param('quality', oEmbed.quality), (sm2.wmode? param('wmode', sm2.wmode): ''), param('bgcolor', sm2.bgColor), param('hasPriority', 'true'), (sm2.debugFlash ? param('FlashVars', oEmbed.FlashVars) : ''), '</object>' ].join(''); } else { oMovie = doc.createElement('embed'); for (tmp in oEmbed) { if (oEmbed.hasOwnProperty(tmp)) { oMovie.setAttribute(tmp, oEmbed[tmp]); } } } initDebug(); extraClass = getSWFCSS(); oTarget = getDocument(); if (oTarget) { sm2.oMC = (id(sm2.movieID) || doc.createElement('div')); if (!sm2.oMC.id) { sm2.oMC.id = sm2.movieID; sm2.oMC.className = swfCSS.swfDefault + ' ' + extraClass; s = null; oEl = null; if (!sm2.useFlashBlock) { if (sm2.useHighPerformance) { // on-screen at all times s = { 'position': 'fixed', 'width': '8px', 'height': '8px', // >= 6px for flash to run fast, >= 8px to start up under Firefox/win32 in some cases. odd? yes. 'bottom': '0px', 'left': '0px', 'overflow': 'hidden' }; } else { // hide off-screen, lower priority s = { 'position': 'absolute', 'width': '6px', 'height': '6px', 'top': '-9999px', 'left': '-9999px' }; if (isRTL) { s.left = Math.abs(parseInt(s.left, 10)) + 'px'; } } } if (isWebkit) { // soundcloud-reported render/crash fix, safari 5 sm2.oMC.style.zIndex = 10000; } if (!sm2.debugFlash) { for (x in s) { if (s.hasOwnProperty(x)) { sm2.oMC.style[x] = s[x]; } } } try { if (!isIE) { sm2.oMC.appendChild(oMovie); } oTarget.appendChild(sm2.oMC); if (isIE) { oEl = sm2.oMC.appendChild(doc.createElement('div')); oEl.className = swfCSS.swfBox; oEl.innerHTML = movieHTML; } appendSuccess = true; } catch(e) { throw new Error(str('domError') + ' \n' + e.toString()); } } else { // SM2 container is already in the document (eg. flashblock use case) sClass = sm2.oMC.className; sm2.oMC.className = (sClass ? sClass + ' ' : swfCSS.swfDefault) + (extraClass ? ' ' + extraClass : ''); sm2.oMC.appendChild(oMovie); if (isIE) { oEl = sm2.oMC.appendChild(doc.createElement('div')); oEl.className = swfCSS.swfBox; oEl.innerHTML = movieHTML; } appendSuccess = true; } } didAppend = true; initMsg(); // sm2._wD(sm + ': Trying to load ' + smURL + (!overHTTP && sm2.altURL ? ' (alternate URL)' : ''), 1); return true; }; initMovie = function() { if (sm2.html5Only) { createMovie(); return false; } // attempt to get, or create, movie (may already exist) if (flash) { return false; } if (!sm2.url) { /** * Something isn't right - we've reached init, but the soundManager url property has not been set. * User has not called setup({url: ...}), or has not set soundManager.url (legacy use case) directly before init time. * Notify and exit. If user calls setup() with a url: property, init will be restarted as in the deferred loading case. */ _wDS('noURL'); return false; } // inline markup case flash = sm2.getMovie(sm2.id); if (!flash) { if (!oRemoved) { // try to create createMovie(sm2.id, sm2.url); } else { // try to re-append removed movie after reboot() if (!isIE) { sm2.oMC.appendChild(oRemoved); } else { sm2.oMC.innerHTML = oRemovedHTML; } oRemoved = null; didAppend = true; } flash = sm2.getMovie(sm2.id); } if (typeof sm2.oninitmovie === 'function') { setTimeout(sm2.oninitmovie, 1); } // <d> flushMessages(); // </d> return true; }; delayWaitForEI = function() { setTimeout(waitForEI, 1000); }; rebootIntoHTML5 = function() { // special case: try for a reboot with preferFlash: false, if 100% HTML5 mode is possible and useFlashBlock is not enabled. window.setTimeout(function() { complain(smc + 'useFlashBlock is false, 100% HTML5 mode is possible. Rebooting with preferFlash: false...'); sm2.setup({ preferFlash: false }).reboot(); // if for some reason you want to detect this case, use an ontimeout() callback and look for html5Only and didFlashBlock == true. sm2.didFlashBlock = true; sm2.beginDelayedInit(); }, 1); }; waitForEI = function() { var p, loadIncomplete = false; if (!sm2.url) { // No SWF url to load (noURL case) - exit for now. Will be retried when url is set. return false; } if (waitingForEI) { return false; } waitingForEI = true; event.remove(window, 'load', delayWaitForEI); if (hasFlash && tryInitOnFocus && !isFocused) { // Safari won't load flash in background tabs, only when focused. _wDS('waitFocus'); return false; } if (!didInit) { p = sm2.getMoviePercent(); if (p > 0 && p < 100) { loadIncomplete = true; } } setTimeout(function() { p = sm2.getMoviePercent(); if (loadIncomplete) { // special case: if movie *partially* loaded, retry until it's 100% before assuming failure. waitingForEI = false; sm2._wD(str('waitSWF')); window.setTimeout(delayWaitForEI, 1); return false; } // <d> if (!didInit) { sm2._wD(sm + ': No Flash response within expected time. Likely causes: ' + (p === 0 ? 'SWF load failed, ' : '') + 'Flash blocked or JS-Flash security error.' + (sm2.debugFlash ? ' ' + str('checkSWF') : ''), 2); if (!overHTTP && p) { _wDS('localFail', 2); if (!sm2.debugFlash) { _wDS('tryDebug', 2); } } if (p === 0) { // if 0 (not null), probably a 404. sm2._wD(str('swf404', sm2.url), 1); } debugTS('flashtojs', false, ': Timed out' + (overHTTP ? ' (Check flash security or flash blockers)':' (No plugin/missing SWF?)')); } // </d> // give up / time-out, depending if (!didInit && okToDisable) { if (p === null) { // SWF failed to report load progress. Possibly blocked. if (sm2.useFlashBlock || sm2.flashLoadTimeout === 0) { if (sm2.useFlashBlock) { flashBlockHandler(); } _wDS('waitForever'); } else { // no custom flash block handling, but SWF has timed out. Will recover if user unblocks / allows SWF load. if (!sm2.useFlashBlock && canIgnoreFlash) { rebootIntoHTML5(); } else { _wDS('waitForever'); // fire any regular registered ontimeout() listeners. processOnEvents({ type: 'ontimeout', ignoreInit: true, error: { type: 'INIT_FLASHBLOCK' } }); } } } else { // SWF loaded? Shouldn't be a blocking issue, then. if (sm2.flashLoadTimeout === 0) { _wDS('waitForever'); } else { if (!sm2.useFlashBlock && canIgnoreFlash) { rebootIntoHTML5(); } else { failSafely(true); } } } } }, sm2.flashLoadTimeout); }; handleFocus = function() { function cleanup() { event.remove(window, 'focus', handleFocus); } if (isFocused || !tryInitOnFocus) { // already focused, or not special Safari background tab case cleanup(); return true; } okToDisable = true; isFocused = true; _wDS('gotFocus'); // allow init to restart waitingForEI = false; // kick off ExternalInterface timeout, now that the SWF has started delayWaitForEI(); cleanup(); return true; }; flushMessages = function() { // <d> // SM2 pre-init debug messages if (messages.length) { sm2._wD('SoundManager 2: ' + messages.join(' '), 1); messages = []; } // </d> }; showSupport = function() { // <d> flushMessages(); var item, tests = []; if (sm2.useHTML5Audio && sm2.hasHTML5) { for (item in sm2.audioFormats) { if (sm2.audioFormats.hasOwnProperty(item)) { tests.push(item + ' = ' + sm2.html5[item] + (!sm2.html5[item] && needsFlash && sm2.flash[item] ? ' (using flash)' : (sm2.preferFlash && sm2.flash[item] && needsFlash ? ' (preferring flash)' : (!sm2.html5[item] ? ' (' + (sm2.audioFormats[item].required ? 'required, ' : '') + 'and no flash support)' : '')))); } } sm2._wD('SoundManager 2 HTML5 support: ' + tests.join(', '), 1); } // </d> }; initComplete = function(bNoDisable) { if (didInit) { return false; } if (sm2.html5Only) { // all good. _wDS('sm2Loaded', 1); didInit = true; initUserOnload(); debugTS('onload', true); return true; } var wasTimeout = (sm2.useFlashBlock && sm2.flashLoadTimeout && !sm2.getMoviePercent()), result = true, error; if (!wasTimeout) { didInit = true; } error = { type: (!hasFlash && needsFlash ? 'NO_FLASH' : 'INIT_TIMEOUT') }; sm2._wD('SoundManager 2 ' + (disabled ? 'failed to load' : 'loaded') + ' (' + (disabled ? 'Flash security/load error' : 'OK') + ') ' + String.fromCharCode(disabled ? 10006 : 10003), disabled ? 2: 1); if (disabled || bNoDisable) { if (sm2.useFlashBlock && sm2.oMC) { sm2.oMC.className = getSWFCSS() + ' ' + (sm2.getMoviePercent() === null ? swfCSS.swfTimedout : swfCSS.swfError); } processOnEvents({ type: 'ontimeout', error: error, ignoreInit: true }); debugTS('onload', false); catchError(error); result = false; } else { debugTS('onload', true); } if (!disabled) { if (sm2.waitForWindowLoad && !windowLoaded) { _wDS('waitOnload'); event.add(window, 'load', initUserOnload); } else { // <d> if (sm2.waitForWindowLoad && windowLoaded) { _wDS('docLoaded'); } // </d> initUserOnload(); } } return result; }; /** * apply top-level setupOptions object as local properties, eg., this.setupOptions.flashVersion -> this.flashVersion (soundManager.flashVersion) * this maintains backward compatibility, and allows properties to be defined separately for use by soundManager.setup(). */ setProperties = function() { var i, o = sm2.setupOptions; for (i in o) { if (o.hasOwnProperty(i)) { // assign local property if not already defined if (sm2[i] === _undefined) { sm2[i] = o[i]; } else if (sm2[i] !== o[i]) { // legacy support: write manually-assigned property (eg., soundManager.url) back to setupOptions to keep things in sync sm2.setupOptions[i] = sm2[i]; } } } }; init = function() { // called after onload() if (didInit) { _wDS('didInit'); return false; } function cleanup() { event.remove(window, 'load', sm2.beginDelayedInit); } if (sm2.html5Only) { if (!didInit) { // we don't need no steenking flash! cleanup(); sm2.enabled = true; initComplete(); } return true; } // flash path initMovie(); try { // attempt to talk to Flash flash._externalInterfaceTest(false); /** * Apply user-specified polling interval, OR, if "high performance" set, faster vs. default polling * (determines frequency of whileloading/whileplaying callbacks, effectively driving UI framerates) */ setPolling(true, (sm2.flashPollingInterval || (sm2.useHighPerformance ? 10 : 50))); if (!sm2.debugMode) { // stop the SWF from making debug output calls to JS flash._disableDebug(); } sm2.enabled = true; debugTS('jstoflash', true); if (!sm2.html5Only) { // prevent browser from showing cached page state (or rather, restoring "suspended" page state) via back button, because flash may be dead // http://www.webkit.org/blog/516/webkit-page-cache-ii-the-unload-event/ event.add(window, 'unload', doNothing); } } catch(e) { sm2._wD('js/flash exception: ' + e.toString()); debugTS('jstoflash', false); catchError({ type: 'JS_TO_FLASH_EXCEPTION', fatal: true }); // don't disable, for reboot() failSafely(true); initComplete(); return false; } initComplete(); // disconnect events cleanup(); return true; }; domContentLoaded = function() { if (didDCLoaded) { return false; } didDCLoaded = true; // assign top-level soundManager properties eg. soundManager.url setProperties(); initDebug(); if (!hasFlash && sm2.hasHTML5) { sm2._wD('SoundManager 2: No Flash detected' + (!sm2.useHTML5Audio ? ', enabling HTML5.' : '. Trying HTML5-only mode.'), 1); sm2.setup({ 'useHTML5Audio': true, // make sure we aren't preferring flash, either // TODO: preferFlash should not matter if flash is not installed. Currently, stuff breaks without the below tweak. 'preferFlash': false }); } testHTML5(); if (!hasFlash && needsFlash) { messages.push(strings.needFlash); // TODO: Fatal here vs. timeout approach, etc. // hack: fail sooner. sm2.setup({ 'flashLoadTimeout': 1 }); } if (doc.removeEventListener) { doc.removeEventListener('DOMContentLoaded', domContentLoaded, false); } initMovie(); return true; }; domContentLoadedIE = function() { if (doc.readyState === 'complete') { domContentLoaded(); doc.detachEvent('onreadystatechange', domContentLoadedIE); } return true; }; winOnLoad = function() { // catch edge case of initComplete() firing after window.load() windowLoaded = true; // catch case where DOMContentLoaded has been sent, but we're still in doc.readyState = 'interactive' domContentLoaded(); event.remove(window, 'load', winOnLoad); }; // sniff up-front detectFlash(); // focus and window load, init (primarily flash-driven) event.add(window, 'focus', handleFocus); event.add(window, 'load', delayWaitForEI); event.add(window, 'load', winOnLoad); if (doc.addEventListener) { doc.addEventListener('DOMContentLoaded', domContentLoaded, false); } else if (doc.attachEvent) { doc.attachEvent('onreadystatechange', domContentLoadedIE); } else { // no add/attachevent support - safe to assume no JS -> Flash either debugTS('onload', false); catchError({ type: 'NO_DOM2_EVENTS', fatal: true }); } } // SoundManager() // SM2_DEFER details: http://www.schillmania.com/projects/soundmanager2/doc/getstarted/#lazy-loading if (window.SM2_DEFER === _undefined || !SM2_DEFER) { soundManager = new SoundManager(); } /** * SoundManager public interfaces * ------------------------------ */ if (typeof module === 'object' && module && typeof module.exports === 'object') { /** * commonJS module */ module.exports.SoundManager = SoundManager; module.exports.soundManager = soundManager; } else if (typeof define === 'function' && define.amd) { /** * AMD - requireJS * basic usage: * require(["/path/to/soundmanager2.js"], function(SoundManager) { * SoundManager.getInstance().setup({ * url: '/swf/', * onready: function() { ... } * }) * }); * * SM2_DEFER usage: * window.SM2_DEFER = true; * require(["/path/to/soundmanager2.js"], function(SoundManager) { * SoundManager.getInstance(function() { * var soundManager = new SoundManager.constructor(); * soundManager.setup({ * url: '/swf/', * ... * }); * ... * soundManager.beginDelayedInit(); * return soundManager; * }) * }); */ define(function() { /** * Retrieve the global instance of SoundManager. * If a global instance does not exist it can be created using a callback. * * @param {Function} smBuilder Optional: Callback used to create a new SoundManager instance * @return {SoundManager} The global SoundManager instance */ function getInstance(smBuilder) { if (!window.soundManager && smBuilder instanceof Function) { var instance = smBuilder(SoundManager); if (instance instanceof SoundManager) { window.soundManager = instance; } } return window.soundManager; } return { constructor: SoundManager, getInstance: getInstance } }); } // standard browser case // constructor window.SoundManager = SoundManager; /** * note: SM2 requires a window global due to Flash, which makes calls to window.soundManager. * Flash may not always be needed, but this is not known until async init and SM2 may even "reboot" into Flash mode. */ // public API, flash callbacks etc. window.soundManager = soundManager; }(window));