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MIDI.js/inc/SoundManager2/script/soundmanager2.js
Michael Deal d338706cec let there be midi
2012-02-15 20:46:03 -08:00

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/** @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.20111220
*/
/*global window, SM2_DEFER, sm2Debugger, console, document, navigator, setTimeout, setInterval, clearInterval, Audio */
/* jslint regexp: true, sloppy: true, white: true, nomen: true, plusplus: 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 (~10KB 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) {
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) {
// Top-level configuration options
this.flashVersion = 8; // flash build to use (8 or 9.) Some API features require 9.
this.debugMode = true; // enable debugging output (console.log() with HTML fallback)
this.debugFlash = false; // enable debugging output inside SWF, troubleshoot Flash/browser issues
this.useConsole = true; // use console.log() if available (otherwise, writes to #soundmanager-debug element)
this.consoleOnly = true; // if console is being used, do not create/write to #soundmanager-debug
this.waitForWindowLoad = false; // force SM2 to wait for window.onload() before trying to call soundManager.onload()
this.bgColor = '#ffffff'; // SWF background color. N/A when wmode = 'transparent'
this.useHighPerformance = false; // position:fixed flash movie can help increase js/flash speed, minimize lag
this.flashPollingInterval = null; // msec affecting whileplaying/loading callback frequency. If null, default of 50 msec is used.
this.html5PollingInterval = null; // msec affecting whileplaying() for HTML5 audio, excluding mobile devices. If null, native HTML5 update events are used.
this.flashLoadTimeout = 1000; // msec to wait for flash movie to load before failing (0 = infinity)
this.wmode = null; // flash rendering mode - null, 'transparent', or 'opaque' (last two allow z-index to work)
this.allowScriptAccess = 'always'; // for scripting the SWF (object/embed property), 'always' or 'sameDomain'
this.useFlashBlock = false; // *requires flashblock.css, see demos* - allow recovery from flash blockers. Wait indefinitely and apply timeout CSS to SWF, if applicable.
this.useHTML5Audio = true; // use HTML5 Audio() where API is supported (most Safari, Chrome versions), Firefox (no MP3/MP4.) Ideally, transparent vs. Flash API where possible.
this.html5Test = /^(probably|maybe)$/i; // HTML5 Audio() format support test. Use /^probably$/i; if you want to be more conservative.
this.preferFlash = true; // overrides useHTML5audio. if true and flash support present, will try to use flash for MP3/MP4 as needed since HTML5 audio support is still quirky in browsers.
this.noSWFCache = false; // if true, appends ?ts={date} to break aggressive SWF caching.
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)
* multiple MIME types may be tested while trying to get a positive canPlayType() response.
*/
'mp3': {
'type': ['audio/mpeg; codecs="mp3"', 'audio/mpeg', 'audio/mp3', 'audio/MPA', 'audio/mpa-robust'],
'required': true
},
'mp4': {
'related': ['aac','m4a'], // 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
},
'wav': {
'type': ['audio/wav; codecs="1"', 'audio/wav', 'audio/wave', 'audio/x-wav'],
'required': false
}
};
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)
};
// 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.20111220';
this.version = null;
this.movieURL = null;
this.url = (smURL || 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>
};
/**
* 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 {
return (typeof Audio !== 'undefined' && typeof new Audio().canPlayType !== 'undefined');
} catch(e) {
return false;
}
}());
/**
* 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
};
this.flash = {}; // file type support hash
this.html5Only = false; // determined at init time
this.ignoreFlash = false; // used for special cases (eg. iPad/iPhone/palm OS?)
/**
* a few private internals (OK, a lot. :D)
*/
var SMSound,
_s = this, _flash = null, _sm = 'soundManager', _smc = _sm+'::', _h5 = 'HTML5::', _id, _ua = navigator.userAgent, _win = window, _wl = _win.location.href.toString(), _doc = document, _doNothing, _init, _fV, _on_queue = [], _debugOpen = true, _debugTS, _didAppend = false, _appendSuccess = false, _didInit = false, _disabled = false, _windowLoaded = false, _wDS, _wdCount = 0, _initComplete, _mixin, _addOnEvent, _processOnEvents, _initUserOnload, _delayWaitForEI, _waitForEI, _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, _smTimer, _onTimer, _startTimer, _stopTimer, _timerExecute, _h5TimerCount = 0, _h5IntervalTimer = null, _parseURL,
_needsFlash = null, _featureCheck, _html5OK, _html5CanPlay, _html5Ext, _html5Unload, _domContentLoadedIE, _testHTML5, _event, _slice = Array.prototype.slice, _useGlobalHTML5Audio = false, _hasFlash, _detectFlash, _badSafariFix, _html5_events, _showSupport,
_is_iDevice = _ua.match(/(ipad|iphone|ipod)/i), _is_firefox = _ua.match(/firefox/i), _is_android = _ua.match(/droid/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)),
_likesHTML5 = (_ua.match(/(mobile|pre\/|xoom)/i) || _is_iDevice),
_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 = (typeof console !== 'undefined' && typeof console.log !== 'undefined'), _isFocused = (typeof _doc.hasFocus !== 'undefined'?_doc.hasFocus():null), _tryInitOnFocus = (_isSafari && typeof _doc.hasFocus === 'undefined'), _okToDisable = !_tryInitOnFocus, _flashMIME = /(mp3|mp4|mpa)/i,
_emptyURL = 'about:blank', // safe URL to unload, or load nothing from (flash 8 + most HTML5 UAs)
_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|mp4v|3gp|3g2)\s*(?:$|;)/i,
// Flash v9.0r115+ "moviestar" formats
_netStreamTypes = ['mpeg4', 'aac', 'flv', 'mov', 'mp4', 'm4v', 'f4v', 'm4a', 'mp4v', '3gp', '3g2'],
_netStreamPattern = new RegExp('\\.(' + _netStreamTypes.join('|') + ')(\\?.*)?$', 'i');
this.mimePattern = /^\s*audio\/(?:x-)?(?:mp(?:eg|3))\s*(?:$|;)/i; // default mp3 set
// use altURL if not "online"
this.useAltURL = !_overHTTP;
this._global_a = null;
_swfCSS = {
'swfBox': 'sm2-object-box',
'swfDefault': 'movieContainer',
'swfError': 'swf_error', // SWF loaded, but SM2 couldn't start (other error)
'swfTimedout': 'swf_timedout',
'swfLoaded': 'swf_loaded',
'swfUnblocked': 'swf_unblocked', // or loaded OK
'sm2Debug': 'sm2_debug',
'highPerf': 'high_performance',
'flashDebug': 'flash_debug'
};
if (_likesHTML5) {
// prefer HTML5 for mobile + tablet-like devices, probably more reliable vs. flash at this point.
_s.useHTML5Audio = true;
_s.preferFlash = false;
if (_is_iDevice) {
// by default, use global feature. iOS onfinish() -> next may fail otherwise.
_s.ignoreFlash = true;
_useGlobalHTML5Audio = true;
}
}
/**
* Public SoundManager API
* -----------------------
*/
this.ok = function() {
return (_needsFlash?(_didInit && !_disabled):(_s.useHTML5Audio && _s.hasHTML5));
};
this.supported = this.ok; // legacy
this.getMovie = function(smID) {
// safety net: some old browsers differ on SWF references, possibly related to ExternalInterface / flash version
return _id(smID) || _doc[smID] || _win[smID];
};
/**
* Creates a SMSound sound object instance.
*
* @param {object} oOptions Sound options (at minimum, id and url are required.)
* @return {object} SMSound The new SMSound object.
*/
this.createSound = function(oOptions) {
var _cs, _cs_string,
thisOptions = null, oSound = null, _tO = null;
// <d>
_cs = _sm+'.createSound(): ';
_cs_string = _cs + _str(!_didInit?'notReady':'notOK');
// </d>
if (!_didInit || !_s.ok()) {
_complain(_cs_string);
return false;
}
if (arguments.length === 2) {
// function overloading in JS! :) ..assume simple createSound(id,url) use case
oOptions = {
'id': arguments[0],
'url': arguments[1]
};
}
// inherit from defaultOptions
thisOptions = _mixin(oOptions);
thisOptions.url = _parseURL(thisOptions.url);
// local shortcut
_tO = thisOptions;
// <d>
if (_tO.id.toString().charAt(0).match(/^[0-9]$/)) {
_s._wD(_cs + _str('badID', _tO.id), 2);
}
_s._wD(_cs + _tO.id + ' (' + _tO.url + ')', 1);
// </d>
if (_idCheck(_tO.id, true)) {
_s._wD(_cs + _tO.id + ' exists', 1);
return _s.sounds[_tO.id];
}
function make() {
thisOptions = _loopFix(thisOptions);
_s.sounds[_tO.id] = new SMSound(_tO);
_s.soundIDs.push(_tO.id);
return _s.sounds[_tO.id];
}
if (_html5OK(_tO)) {
oSound = make();
_s._wD('Loading sound '+_tO.id+' via HTML5');
oSound._setup_html5(_tO);
} else {
if (_fV > 8) {
if (_tO.isMovieStar === null) {
// attempt to detect MPEG-4 formats
_tO.isMovieStar = (_tO.serverURL || (_tO.type ? _tO.type.match(_netStreamMimeTypes) : false) || _tO.url.match(_netStreamPattern));
}
// <d>
if (_tO.isMovieStar) {
_s._wD(_cs + 'using MovieStar handling');
}
// </d>
if (_tO.isMovieStar) {
if (_tO.usePeakData) {
_wDS('noPeak');
_tO.usePeakData = false;
}
// <d>
if (_tO.loops > 1) {
_wDS('noNSLoop');
}
// </d>
}
}
_tO = _policyFix(_tO, _cs);
oSound = make();
if (_fV === 8) {
_flash._createSound(_tO.id, _tO.loops||1, _tO.usePolicyFile);
} else {
_flash._createSound(_tO.id, _tO.url, _tO.usePeakData, _tO.useWaveformData, _tO.useEQData, _tO.isMovieStar, (_tO.isMovieStar?_tO.bufferTime:false), _tO.loops||1, _tO.serverURL, _tO.duration||null, _tO.autoPlay, true, _tO.autoLoad, _tO.usePolicyFile);
if (!_tO.serverURL) {
// We are connected immediately
oSound.connected = true;
if (_tO.onconnect) {
_tO.onconnect.apply(oSound);
}
}
}
if (!_tO.serverURL && (_tO.autoLoad || _tO.autoPlay)) {
// call load for non-rtmp streams
oSound.load(_tO);
}
}
// rtmp will play in onconnect
if (!_tO.serverURL && _tO.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 = _s.sounds[sID], i;
// Disable all callbacks while the sound is being destroyed
oS._iO = {};
oS.stop();
oS.unload();
for (i = 0; i < _s.soundIDs.length; i++) {
if (_s.soundIDs[i] === sID) {
_s.soundIDs.splice(i, 1);
break;
}
}
if (!_bFromSound) {
// ignore if being called from SMSound instance
oS.destruct(true);
}
oS = null;
delete _s.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 _s.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 _s.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 _s.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 _s.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) {
if (!_didInit || !_s.ok()) {
_complain(_sm+'.play(): ' + _str(!_didInit?'notReady':'notOK'));
return false;
}
if (!_idCheck(sID)) {
if (!(oOptions instanceof Object)) {
// overloading use case: play('mySound','/path/to/some.mp3');
oOptions = {
url: oOptions
};
}
if (oOptions && oOptions.url) {
// overloading use case, create+play: .play('someID',{url:'/path/to.mp3'});
_s._wD(_sm+'.play(): attempting to create "' + sID + '"', 1);
oOptions.id = sID;
return _s.createSound(oOptions).play();
} else {
return false;
}
}
return _s.sounds[sID].play(oOptions);
};
this.start = this.play; // just for convenience
/**
* 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 _s.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;
}
_s._wD(_sm+'.stop(' + sID + ')', 1);
return _s.sounds[sID].stop();
};
/**
* Stops all currently-playing sounds.
*/
this.stopAll = function() {
var oSound;
_s._wD(_sm+'.stopAll()', 1);
for (oSound in _s.sounds) {
if (_s.sounds.hasOwnProperty(oSound)) {
// apply only to sound objects
_s.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 _s.sounds[sID].pause();
};
/**
* Pauses all currently-playing sounds.
*/
this.pauseAll = function() {
var i;
for (i = _s.soundIDs.length; i--;) {
_s.sounds[_s.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 _s.sounds[sID].resume();
};
/**
* Resumes all currently-paused sounds.
*/
this.resumeAll = function() {
var i;
for (i = _s.soundIDs.length; i--;) {
_s.sounds[_s.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 _s.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 _s.sounds[sID].setPan(nPan);
};
/**
* Calls the setVolume() method of a SMSound object by ID.
*
* @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) {
if (!_idCheck(sID)) {
return false;
}
return _s.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 (typeof sID !== 'string') {
sID = null;
}
if (!sID) {
_s._wD(_sm+'.mute(): Muting all sounds');
for (i = _s.soundIDs.length; i--;) {
_s.sounds[_s.soundIDs[i]].mute();
}
_s.muted = true;
} else {
if (!_idCheck(sID)) {
return false;
}
_s._wD(_sm+'.mute(): Muting "' + sID + '"');
return _s.sounds[sID].mute();
}
return true;
};
/**
* Mutes all sounds.
*/
this.muteAll = function() {
_s.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 (typeof sID !== 'string') {
sID = null;
}
if (!sID) {
_s._wD(_sm+'.unmute(): Unmuting all sounds');
for (i = _s.soundIDs.length; i--;) {
_s.sounds[_s.soundIDs[i]].unmute();
}
_s.muted = false;
} else {
if (!_idCheck(sID)) {
return false;
}
_s._wD(_sm+'.unmute(): Unmuting "' + sID + '"');
return _s.sounds[sID].unmute();
}
return true;
};
/**
* Unmutes all sounds.
*/
this.unmuteAll = function() {
_s.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 _s.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 (typeof bNoDisable === 'undefined') {
bNoDisable = false;
}
if (_disabled) {
return false;
}
_disabled = true;
_wDS('shutdown', 1);
for (i = _s.soundIDs.length; i--;) {
_disableObject(_s.sounds[_s.soundIDs[i]]);
}
// fire "complete", despite fail
_initComplete(bNoDisable);
_event.remove(_win, 'load', _initUserOnload);
return true;
};
/**
* Determines playability of a MIME type, eg. 'audio/mp3'.
*/
this.canPlayMIME = function(sMIME) {
var result;
if (_s.hasHTML5) {
result = _html5CanPlay({type:sMIME});
}
if (!_needsFlash || result) {
// no flash, or OK
return result;
} else {
// if flash 9, test netStream (movieStar) types as well.
return (sMIME ? !!((_fV > 8 ? sMIME.match(_netStreamMimeTypes) : null) || sMIME.match(_s.mimePattern)) : null);
}
};
/**
* 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 (_s.hasHTML5) {
result = _html5CanPlay({url: sURL});
}
if (!_needsFlash || result) {
// no flash, or OK
return result;
} else {
return (sURL ? !!(sURL.match(_s.filePattern)) : null);
}
};
/**
* Determines playability of an HTML DOM &lt;a&gt; object (or similar object literal) based on audio support.
*
* @param {object} oLink an HTML DOM &lt;a&gt; object or object literal including href and/or type attributes
* @return {boolean} URL playability
*/
this.canPlayLink = function(oLink) {
if (typeof oLink.type !== 'undefined' && oLink.type) {
if (_s.canPlayMIME(oLink.type)) {
return true;
}
}
return _s.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) {
throw new Error(_sm+'.getSoundById(): sID is null/undefined');
}
var result = _s.sounds[sID];
// <d>
if (!result && !_suppressDebug) {
_s._wD('"' + sID + '" is an invalid sound ID.', 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';
if (oMethod && oMethod instanceof Function) {
// <d>
if (_didInit) {
_s._wD(_str('queue', sType));
}
// </d>
if (!oScope) {
oScope = _win;
}
_addOnEvent(sType, oMethod, oScope);
_processOnEvents();
return true;
} else {
throw _str('needFunction', sType);
}
};
/**
* 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';
if (oMethod && oMethod instanceof Function) {
// <d>
if (_didInit) {
_s._wD(_str('queue', sType));
}
// </d>
if (!oScope) {
oScope = _win;
}
_addOnEvent(sType, oMethod, oScope);
_processOnEvents({type:sType});
return true;
} else {
throw _str('needFunction', sType);
}
};
/**
* Writes console.log()-style debug output to a console or in-browser element.
* Applies when SoundManager.debugMode = true
*
* @param {string} sText The console message
* @param {string} sType Optional: Log type of 'info', 'warn' or 'error'
* @param {object} Optional: The scope to apply to the callback
*/
this._writeDebug = function(sText, sType, _bTimestamp) {
// pseudo-private console.log()-style output
// <d>
var sDID = 'soundmanager-debug', o, oItem, sMethod;
if (!_s.debugMode) {
return false;
}
if (typeof _bTimestamp !== 'undefined' && _bTimestamp) {
sText = sText + ' | ' + new Date().getTime();
}
if (_hasConsole && _s.useConsole) {
sMethod = _debugLevels[sType];
if (typeof console[sMethod] !== 'undefined') {
console[sMethod](sText);
} else {
console.log(sText);
}
if (_s.consoleOnly) {
return true;
}
}
try {
o = _id(sDID);
if (!o) {
return false;
}
oItem = _doc.createElement('div');
if (++_wdCount % 2 === 0) {
oItem.className = 'sm2-alt';
}
if (typeof sType === 'undefined') {
sType = 0;
} else {
sType = parseInt(sType, 10);
}
oItem.appendChild(_doc.createTextNode(sText));
if (sType) {
if (sType >= 2) {
oItem.style.fontWeight = 'bold';
}
if (sType === 3) {
oItem.style.color = '#ff3333';
}
}
// top-to-bottom
// o.appendChild(oItem);
// bottom-to-top
o.insertBefore(oItem, o.firstChild);
} catch(e) {
// oh well
}
o = null;
// </d>
return true;
};
// 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 = _s.soundIDs.length; i < j; i++) {
_s.sounds[_s.soundIDs[i]]._debug();
}
// </d>
};
/**
* Restarts and re-initializes the SoundManager instance.
*/
this.reboot = function() {
// attempt to reset and init SM2
_s._wD(_sm+'.reboot()');
// <d>
if (_s.soundIDs.length) {
_s._wD('Destroying ' + _s.soundIDs.length + ' SMSound objects...');
}
// </d>
var i, j;
for (i = _s.soundIDs.length; i--;) {
_s.sounds[_s.soundIDs[i]].destruct();
}
// trash ze flash
try {
if (_isIE) {
_oRemovedHTML = _flash.innerHTML;
}
_oRemoved = _flash.parentNode.removeChild(_flash);
_s._wD('Flash movie removed.');
} catch(e) {
// uh-oh.
_wDS('badRemove', 2);
}
// actually, force recreate of movie.
_oRemovedHTML = _oRemoved = _needsFlash = null;
_s.enabled = _didDCLoaded = _didInit = _waitingForEI = _initPending = _didAppend = _appendSuccess = _disabled = _s.swfLoaded = false;
_s.soundIDs = _s.sounds = [];
_flash = null;
for (i in _on_queue) {
if (_on_queue.hasOwnProperty(i)) {
for (j = _on_queue[i].length; j--;) {
_on_queue[i][j].fired = false;
}
}
}
_s._wD(_sm + ': Rebooting...');
_win.setTimeout(_s.beginDelayedInit, 20);
};
/**
* Undocumented: Determines the SM2 flash movie's load progress.
*
* @return {number or null} Percent loaded, or if invalid/unsupported, null.
*/
this.getMoviePercent = function() {
return (_flash && typeof _flash.PercentLoaded !== 'undefined' ? _flash.PercentLoaded() : null);
};
/**
* 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() {
_s._wD(_sm+'.destruct()');
_s.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 _t = 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;
var _lastHTML5State = {
// tracks duration + position (time)
duration: null,
time: null
};
this.sID = oOptions.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;
this.isHTML5 = false;
this._a = null;
/**
* SMSound() public methods
* ------------------------
*/
this.id3 = {};
/**
* Writes SMSound object parameters to debug console
*/
this._debug = function() {
// <d>
// pseudo-private console.log()-style output
if (_s.debugMode) {
var stuff = null, msg = [], sF, sfBracket, maxLength = 64;
for (stuff in _t.options) {
if (_t.options[stuff] !== null) {
if (_t.options[stuff] instanceof Function) {
// handle functions specially
sF = _t.options[stuff].toString();
// normalize spaces
sF = sF.replace(/\s\s+/g, ' ');
sfBracket = sF.indexOf('{');
msg.push(' ' + stuff + ': {' + sF.substr(sfBracket + 1, (Math.min(Math.max(sF.indexOf('\n') - 1, maxLength), maxLength))).replace(/\n/g, '') + '... }');
} else {
msg.push(' ' + stuff + ': ' + _t.options[stuff]);
}
}
}
_s._wD('SMSound() merged options: {\n' + msg.join(', \n') + '\n}');
}
// </d>
};
// <d>
this._debug();
// </d>
/**
* Begins loading a sound per its *url*.
*
* @param {object} oOptions Optional: Sound options
* @return {SMSound} The SMSound object
*/
this.load = function(oOptions) {
var oS = null, _iO;
if (typeof oOptions !== 'undefined') {
_t._iO = _mixin(oOptions, _t.options);
_t.instanceOptions = _t._iO;
} else {
oOptions = _t.options;
_t._iO = oOptions;
_t.instanceOptions = _t._iO;
if (_lastURL && _lastURL !== _t.url) {
_wDS('manURL');
_t._iO.url = _t.url;
_t.url = null;
}
}
if (!_t._iO.url) {
_t._iO.url = _t.url;
}
_t._iO.url = _parseURL(_t._iO.url);
_s._wD('SMSound.load(): ' + _t._iO.url, 1);
if (_t._iO.url === _t.url && _t.readyState !== 0 && _t.readyState !== 2) {
_wDS('onURL', 1);
// if loaded and an onload() exists, fire immediately.
if (_t.readyState === 3 && _t._iO.onload) {
// assume success based on truthy duration.
_t._iO.onload.apply(_t, [(!!_t.duration)]);
}
return _t;
}
// local shortcut
_iO = _t._iO;
_lastURL = _t.url;
_t.loaded = false;
_t.readyState = 1;
_t.playState = 0;
// TODO: If switching from HTML5 -> flash (or vice versa), stop currently-playing audio.
if (_html5OK(_iO)) {
oS = _t._setup_html5(_iO);
if (!oS._called_load) {
_s._wD(_h5+'load: '+_t.sID);
_t._html5_canplay = false;
// given explicit load call, try to get whole file.
// early HTML5 implementation (non-standard)
_t._a.autobuffer = 'auto';
// standard
_t._a.preload = 'auto';
oS.load();
oS._called_load = true;
if (_iO.autoPlay) {
_t.play();
}
} else {
_s._wD(_h5+'ignoring request to load again: '+_t.sID);
}
} else {
try {
_t.isHTML5 = false;
_t._iO = _policyFix(_loopFix(_iO));
// re-assign local shortcut
_iO = _t._iO;
if (_fV === 8) {
_flash._load(_t.sID, _iO.url, _iO.stream, _iO.autoPlay, (_iO.whileloading?1:0), _iO.loops||1, _iO.usePolicyFile);
} else {
_flash._load(_t.sID, _iO.url, !!(_iO.stream), !!(_iO.autoPlay), _iO.loops||1, !!(_iO.autoLoad), _iO.usePolicyFile);
}
} catch(e) {
_wDS('smError', 2);
_debugTS('onload', false);
_catchError({type:'SMSOUND_LOAD_JS_EXCEPTION', fatal:true});
}
}
return _t;
};
/**
* 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 (_t.readyState !== 0) {
_s._wD('SMSound.unload(): "' + _t.sID + '"');
if (!_t.isHTML5) {
if (_fV === 8) {
_flash._unload(_t.sID, _emptyURL);
} else {
_flash._unload(_t.sID);
}
} else {
_stop_html5_timer();
if (_t._a) {
_t._a.pause();
_html5Unload(_t._a);
}
}
// reset load/status flags
_resetProperties();
}
return _t;
};
/**
* Unloads and destroys a sound.
*/
this.destruct = function(_bFromSM) {
_s._wD('SMSound.destruct(): "' + _t.sID + '"');
if (!_t.isHTML5) {
// kill sound within Flash
// Disable the onfailure handler
_t._iO.onfailure = null;
_flash._destroySound(_t.sID);
} else {
_stop_html5_timer();
if (_t._a) {
_t._a.pause();
_html5Unload(_t._a);
if (!_useGlobalHTML5Audio) {
_remove_html5_events();
}
// break obvious circular reference
_t._a._t = null;
_t._a = null;
}
}
if (!_bFromSM) {
// ensure deletion from controller
_s.destroySound(_t.sID, 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;
// <d>
fN = 'SMSound.play(): ';
// </d>
_updatePlayState = _updatePlayState === undefined ? true : _updatePlayState; // default to true
if (!oOptions) {
oOptions = {};
}
_t._iO = _mixin(oOptions, _t._iO);
_t._iO = _mixin(_t._iO, _t.options);
_t._iO.url = _parseURL(_t._iO.url);
_t.instanceOptions = _t._iO;
// RTMP-only
if (_t._iO.serverURL && !_t.connected) {
if (!_t.getAutoPlay()) {
_s._wD(fN+' Netstream not connected yet - setting autoPlay');
_t.setAutoPlay(true);
}
// play will be called in _onconnect()
return _t;
}
if (_html5OK(_t._iO)) {
_t._setup_html5(_t._iO);
_start_html5_timer();
}
if (_t.playState === 1 && !_t.paused) {
allowMulti = _t._iO.multiShot;
if (!allowMulti) {
_s._wD(fN + '"' + _t.sID + '" already playing (one-shot)', 1);
return _t;
} else {
_s._wD(fN + '"' + _t.sID + '" already playing (multi-shot)', 1);
}
}
if (!_t.loaded) {
if (_t.readyState === 0) {
_s._wD(fN + 'Attempting to load "' + _t.sID + '"', 1);
// try to get this sound playing ASAP
if (!_t.isHTML5) {
// assign directly because setAutoPlay() increments the instanceCount
_t._iO.autoPlay = true;
}
_t.load(_t._iO);
} else if (_t.readyState === 2) {
_s._wD(fN + 'Could not load "' + _t.sID + '" - exiting', 2);
return _t;
} else {
_s._wD(fN + '"' + _t.sID + '" is loading - attempting to play..', 1);
}
} else {
_s._wD(fN + '"' + _t.sID + '"');
}
if (!_t.isHTML5 && _fV === 9 && _t.position > 0 && _t.position === _t.duration) {
// flash 9 needs a position reset if play() is called while at the end of a sound.
_s._wD(fN + '"' + _t.sID + '": 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.
*/
if (_t.paused && _t.position && _t.position > 0) {
// https://gist.github.com/37b17df75cc4d7a90bf6
_s._wD(fN + '"' + _t.sID + '" is resuming from paused state',1);
_t.resume();
} else {
_t._iO = _mixin(oOptions, _t._iO);
// apply from/to parameters, if they exist (and not using RTMP)
if (_t._iO.from !== null && _t._iO.to !== null && _t.instanceCount === 0 && _t.playState === 0 && !_t._iO.serverURL) {
onready = function() {
// sound "canplay" or onload()
// re-apply from/to to instance options, and start playback
_t._iO = _mixin(oOptions, _t._iO);
_t.play(_t._iO);
};
// HTML5 needs to at least have "canplay" fired before seeking.
if (_t.isHTML5 && !_t._html5_canplay) {
// this hasn't been loaded yet. load it first, and then do this again.
_s._wD(fN+'Beginning load of "'+ _t.sID+'" for from/to case');
_t.load({
_oncanplay: onready
});
return false;
} else if (!_t.isHTML5 && !_t.loaded && (!_t.readyState || _t.readyState !== 2)) {
// to be safe, preload the whole thing in Flash.
_s._wD(fN+'Preloading "'+ _t.sID+'" for from/to case');
_t.load({
onload: onready
});
return false;
}
// otherwise, we're ready to go. re-apply local options, and continue
_t._iO = _applyFromTo();
}
_s._wD(fN+'"'+ _t.sID+'" is starting to play');
if (!_t.instanceCount || _t._iO.multiShotEvents || (!_t.isHTML5 && _fV > 8 && !_t.getAutoPlay())) {
_t.instanceCount++;
}
// if first play and onposition parameters exist, apply them now
if (_t.playState === 0 && _t._iO.onposition) {
_attachOnPosition(_t);
}
_t.playState = 1;
_t.paused = false;
_t.position = (typeof _t._iO.position !== 'undefined' && !isNaN(_t._iO.position) ? _t._iO.position : 0);
if (!_t.isHTML5) {
_t._iO = _policyFix(_loopFix(_t._iO));
}
if (_t._iO.onplay && _updatePlayState) {
_t._iO.onplay.apply(_t);
_onplay_called = true;
}
_t.setVolume(_t._iO.volume, true);
_t.setPan(_t._iO.pan, true);
if (!_t.isHTML5) {
_flash._start(_t.sID, _t._iO.loops || 1, (_fV === 9?_t._iO.position:_t._iO.position / 1000));
} else {
_start_html5_timer();
a = _t._setup_html5();
_t.setPosition(_t._iO.position);
a.play();
}
}
return _t;
};
// 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 _iO = _t._iO, _oP;
if (_t.playState === 1) {
_t._onbufferchange(0);
_t._resetOnPosition(0);
_t.paused = false;
if (!_t.isHTML5) {
_t.playState = 0;
}
// remove onPosition listeners, if any
_detachOnPosition();
// and "to" position, if set
if (_iO.to) {
_t.clearOnPosition(_iO.to);
}
if (!_t.isHTML5) {
_flash._stop(_t.sID, bAll);
// hack for netStream: just unload
if (_iO.serverURL) {
_t.unload();
}
} else {
if (_t._a) {
_oP = _t.position;
// act like Flash, though
_t.setPosition(0);
// hack: reflect old position for onstop() (also like Flash)
_t.position = _oP;
// html5 has no stop()
// NOTE: pausing means iOS requires interaction to resume.
_t._a.pause();
_t.playState = 0;
// and update UI
_t._onTimer();
_stop_html5_timer();
}
}
_t.instanceCount = 0;
_t._iO = {};
if (_iO.onstop) {
_iO.onstop.apply(_t);
}
}
return _t;
};
/**
* Undocumented/internal: Sets autoPlay for RTMP.
*
* @param {boolean} autoPlay state
*/
this.setAutoPlay = function(autoPlay) {
_s._wD('sound '+_t.sID+' turned autoplay ' + (autoPlay ? 'on' : 'off'));
_t._iO.autoPlay = autoPlay;
if (!_t.isHTML5) {
_flash._setAutoPlay(_t.sID, autoPlay);
if (autoPlay) {
// only increment the instanceCount if the sound isn't loaded (TODO: verify RTMP)
if (!_t.instanceCount && _t.readyState === 1) {
_t.instanceCount++;
_s._wD('sound '+_t.sID+' incremented instance count to '+_t.instanceCount);
}
}
}
};
/**
* Undocumented/internal: Returns the autoPlay boolean.
*
* @return {boolean} The current autoPlay value
*/
this.getAutoPlay = function() {
return _t._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 original_pos,
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 = (_t.isHTML5 ? Math.max(nMsecOffset,0) : Math.min(_t.duration || _t._iO.duration, Math.max(nMsecOffset, 0)));
original_pos = _t.position;
_t.position = offset;
position1K = _t.position/1000;
_t._resetOnPosition(_t.position);
_t._iO.position = offset;
if (!_t.isHTML5) {
position = (_fV === 9 ? _t.position : position1K);
if (_t.readyState && _t.readyState !== 2) {
// if paused or not playing, will not resume (by playing)
_flash._setPosition(_t.sID, position, (_t.paused || !_t.playState));
}
} else if (_t._a) {
// Set the position in the canplay handler if the sound is not ready yet
if (_t._html5_canplay) {
if (_t._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
*/
_s._wD('setPosition('+position1K+'): setting position');
try {
_t._a.currentTime = position1K;
if (_t.playState === 0 || _t.paused) {
// allow seek without auto-play/resume
_t._a.pause();
}
} catch(e) {
_s._wD('setPosition('+position1K+'): setting position failed: '+e.message, 2);
}
}
} else {
_s._wD('setPosition('+position1K+'): delaying, sound not ready');
}
}
if (_t.isHTML5) {
if (_t.paused) {
// if paused, refresh UI right away
// force update
_t._onTimer(true);
}
}
return _t;
};
/**
* Pauses sound playback.
*
* @return {SMSound} The SMSound object
*/
this.pause = function(_bCallFlash) {
if (_t.paused || (_t.playState === 0 && _t.readyState !== 1)) {
return _t;
}
_s._wD('SMSound.pause()');
_t.paused = true;
if (!_t.isHTML5) {
if (_bCallFlash || _bCallFlash === undefined) {
_flash._pause(_t.sID);
}
} else {
_t._setup_html5().pause();
_stop_html5_timer();
}
if (_t._iO.onpause) {
_t._iO.onpause.apply(_t);
}
return _t;
};
/**
* 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 _iO = _t._iO;
if (!_t.paused) {
return _t;
}
_s._wD('SMSound.resume()');
_t.paused = false;
_t.playState = 1;
if (!_t.isHTML5) {
if (_iO.isMovieStar && !_iO.serverURL) {
// Bizarre Webkit bug (Chrome reported via 8tracks.com dudes): AAC content paused for 30+ seconds(?) will not resume without a reposition.
_t.setPosition(_t.position);
}
// flash method is toggle-based (pause/resume)
_flash._pause(_t.sID);
} else {
_t._setup_html5().play();
_start_html5_timer();
}
if (_onplay_called && _iO.onplay) {
_iO.onplay.apply(_t);
_onplay_called = true;
} else if (_iO.onresume) {
_iO.onresume.apply(_t);
}
return _t;
};
/**
* Toggles sound playback.
*
* @return {SMSound} The SMSound object
*/
this.togglePause = function() {
_s._wD('SMSound.togglePause()');
if (_t.playState === 0) {
_t.play({
position: (_fV === 9 && !_t.isHTML5 ? _t.position : _t.position / 1000)
});
return _t;
}
if (_t.paused) {
_t.resume();
} else {
_t.pause();
}
return _t;
};
/**
* 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 (typeof nPan === 'undefined') {
nPan = 0;
}
if (typeof bInstanceOnly === 'undefined') {
bInstanceOnly = false;
}
if (!_t.isHTML5) {
_flash._setPan(_t.sID, nPan);
} // else { no HTML5 pan? }
_t._iO.pan = nPan;
if (!bInstanceOnly) {
_t.pan = nPan;
_t.options.pan = nPan;
}
return _t;
};
/**
* 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 (typeof nVol === 'undefined') {
nVol = 100;
}
if (typeof _bInstanceOnly === 'undefined') {
_bInstanceOnly = false;
}
if (!_t.isHTML5) {
_flash._setVolume(_t.sID, (_s.muted && !_t.muted) || _t.muted?0:nVol);
} else if (_t._a) {
// valid range: 0-1
_t._a.volume = Math.max(0, Math.min(1, nVol/100));
}
_t._iO.volume = nVol;
if (!_bInstanceOnly) {
_t.volume = nVol;
_t.options.volume = nVol;
}
return _t;
};
/**
* Mutes the sound.
*
* @return {SMSound} The SMSound object
*/
this.mute = function() {
_t.muted = true;
if (!_t.isHTML5) {
_flash._setVolume(_t.sID, 0);
} else if (_t._a) {
_t._a.muted = true;
}
return _t;
};
/**
* Unmutes the sound.
*
* @return {SMSound} The SMSound object
*/
this.unmute = function() {
_t.muted = false;
var hasIO = typeof _t._iO.volume !== 'undefined';
if (!_t.isHTML5) {
_flash._setVolume(_t.sID, hasIO?_t._iO.volume:_t.options.volume);
} else if (_t._a) {
_t._a.muted = false;
}
return _t;
};
/**
* Toggles the muted state of a sound.
*
* @return {SMSound} The SMSound object
*/
this.toggleMute = function() {
return (_t.muted?_t.unmute():_t.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: nPosition,
method: oMethod,
scope: (typeof oScope !== 'undefined' ? oScope : _t),
fired: false
});
return _t;
};
// 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 || !_t.playState || _onPositionFired >= j) {
return false;
}
for (i=j; i--;) {
item = _onPositionItems[i];
if (!item.fired && _t.position >= item.position) {
item.fired = true;
_onPositionFired++;
item.method.apply(item.scope, [item.position]);
}
}
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; i--;) {
item = _onPositionItems[i];
if (item.fired && nPosition <= item.position) {
item.fired = false;
_onPositionFired--;
}
}
return true;
};
/**
* SMSound() private internals
* --------------------------------
*/
_applyFromTo = function() {
var _iO = _t._iO,
f = _iO.from,
t = _iO.to,
start, end;
end = function() {
// end has been reached.
_s._wD(_t.sID + ': "to" time of ' + t + ' reached.');
// detach listener
_t.clearOnPosition(t, end);
// stop should clear this, too
_t.stop();
};
start = function() {
_s._wD(_t.sID + ': playing "from" ' + f);
// add listener for end
if (t !== null && !isNaN(t)) {
_t.onPosition(t, end);
}
};
if (f !== null && !isNaN(f)) {
// apply to instance options, guaranteeing correct start position.
_iO.position = f;
// multiShot timing can't be tracked, so prevent that.
_iO.multiShot = false;
start();
}
// return updated instanceOptions including starting position
return _iO;
};
_attachOnPosition = function() {
var op = _t._iO.onposition;
// attach onposition things, if any, now.
if (op) {
var item;
for (item in op) {
if (op.hasOwnProperty(item)) {
_t.onPosition(parseInt(item, 10), op[item]);
}
}
}
};
_detachOnPosition = function() {
var op = _t._iO.onposition;
// detach any onposition()-style listeners.
if (op) {
var item;
for (item in op) {
if (op.hasOwnProperty(item)) {
_t.clearOnPosition(parseInt(item, 10));
}
}
}
};
_start_html5_timer = function() {
if (_t.isHTML5) {
_startTimer(_t);
}
};
_stop_html5_timer = function() {
if (_t.isHTML5) {
_stopTimer(_t);
}
};
_resetProperties = function() {
_onPositionItems = [];
_onPositionFired = 0;
_onplay_called = false;
_t._hasTimer = null;
_t._a = null;
_t._html5_canplay = false;
_t.bytesLoaded = null;
_t.bytesTotal = null;
_t.duration = (_t._iO && _t._iO.duration ? _t._iO.duration : null);
_t.durationEstimate = null;
// legacy: 1D array
_t.eqData = [];
_t.eqData.left = [];
_t.eqData.right = [];
_t.failures = 0;
_t.isBuffering = false;
_t.instanceOptions = {};
_t.instanceCount = 0;
_t.loaded = false;
_t.metadata = {};
// 0 = uninitialised, 1 = loading, 2 = failed/error, 3 = loaded/success
_t.readyState = 0;
_t.muted = false;
_t.paused = false;
_t.peakData = {
left: 0,
right: 0
};
_t.waveformData = {
left: [],
right: []
};
_t.playState = 0;
_t.position = null;
};
_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 (_t._hasTimer || bForce) {
// TODO: May not need to track readyState (1 = loading)
if (_t._a && (bForce || ((_t.playState > 0 || _t.readyState === 1) && !_t.paused))) {
duration = _t._get_html5_duration();
if (duration !== _lastHTML5State.duration) {
_lastHTML5State.duration = duration;
_t.duration = duration;
isNew = true;
}
// TODO: investigate why this goes wack if not set/re-set each time.
_t.durationEstimate = _t.duration;
time = (_t._a.currentTime * 1000 || 0);
if (time !== _lastHTML5State.time) {
_lastHTML5State.time = time;
isNew = true;
}
if (isNew || bForce) {
_t._whileplaying(time,x,x,x,x);
}
return isNew;
} else {
// _s._wD('_onTimer: Warn for "'+_t.sID+'": '+(!_t._a?'Could not find element. ':'')+(_t.playState === 0?'playState bad, 0?':'playState = '+_t.playState+', OK'));
return false;
}
}
};
this._get_html5_duration = function() {
var _iO = _t._iO,
d = (_t._a ? _t._a.duration*1000 : (_iO ? _iO.duration : undefined)),
result = (d && !isNaN(d) && d !== Infinity ? d : (_iO ? _iO.duration : null));
return result;
};
this._setup_html5 = function(oOptions) {
var _iO = _mixin(_t._iO, oOptions), d = decodeURI,
_a = _useGlobalHTML5Audio ? _s._global_a : _t._a,
_dURL = d(_iO.url),
_oldIO = (_a && _a._t ? _a._t.instanceOptions : null);
if (_a) {
if (_a._t) {
if (!_useGlobalHTML5Audio && _dURL === d(_lastURL)) {
// same url, ignore request
return _a;
} else if (_useGlobalHTML5Audio && _oldIO.url === _iO.url && (!_lastURL || (_lastURL === _oldIO.url))) {
// iOS-type reuse case
return _a;
}
}
_s._wD('setting new URL on existing object: ' + _dURL + (_lastURL ? ', old URL: ' + _lastURL : ''));
/**
* "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 && _a._t && _a._t.playState && _iO.url !== _oldIO.url) {
_a._t.stop();
}
// new URL, so reset load/playstate and so on
_resetProperties();
_a.src = _iO.url;
_t.url = _iO.url;
_lastURL = _iO.url;
_a._called_load = false;
} else {
_s._wD('creating HTML5 Audio() element with URL: '+_dURL);
_a = new Audio(_iO.url);
_a._called_load = false;
// android (seen in 2.3/Honeycomb) sometimes fails first .load() -> .play(), results in playback failure and ended() events?
if (_is_android) {
_a._called_load = true;
}
if (_useGlobalHTML5Audio) {
_s._global_a = _a;
}
}
_t.isHTML5 = true;
// store a ref on the track
_t._a = _a;
// store a ref on the audio
_a._t = _t;
_add_html5_events();
_a.loop = (_iO.loops>1?'loop':'');
if (_iO.autoLoad || _iO.autoPlay) {
_t.load();
} else {
// early HTML5 implementation (non-standard)
_a.autobuffer = false;
// standard
_a.preload = 'none';
}
// boolean instead of "loop", for webkit? - spec says string. http://www.w3.org/TR/html-markup/audio.html#audio.attrs.loop
_a.loop = (_iO.loops > 1 ? 'loop' : '');
return _a;
};
_add_html5_events = function() {
if (_t._a._added_events) {
return false;
}
var f;
function add(oEvt, oFn, bCapture) {
return _t._a ? _t._a.addEventListener(oEvt, oFn, bCapture||false) : null;
}
_s._wD(_h5+'adding event listeners: '+_t.sID);
_t._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 (_t._a ? _t._a.removeEventListener(oEvt, oFn, bCapture||false) : null);
}
_s._wD(_h5+'removing event listeners: '+_t.sID);
_t._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, loadOK = !!(nSuccess);
_s._wD(fN + '"' + _t.sID + '"' + (loadOK?' loaded.':' failed to load? - ' + _t.url), (loadOK?1:2));
// <d>
fN = 'SMSound._onload(): ';
if (!loadOK && !_t.isHTML5) {
if (_s.sandbox.noRemote === true) {
_s._wD(fN + _str('noNet'), 1);
}
if (_s.sandbox.noLocal === true) {
_s._wD(fN + _str('noLocal'), 1);
}
}
// </d>
_t.loaded = loadOK;
_t.readyState = loadOK?3:2;
_t._onbufferchange(0);
if (_t._iO.onload) {
_t._iO.onload.apply(_t, [loadOK]);
}
return true;
};
this._onbufferchange = function(nIsBuffering) {
if (_t.playState === 0) {
// ignore if not playing
return false;
}
if ((nIsBuffering && _t.isBuffering) || (!nIsBuffering && !_t.isBuffering)) {
return false;
}
_t.isBuffering = (nIsBuffering === 1);
if (_t._iO.onbufferchange) {
_s._wD('SMSound._onbufferchange(): ' + nIsBuffering);
_t._iO.onbufferchange.apply(_t);
}
return true;
};
/**
* Notify Mobile Safari that user action is required
* to continue playing / loading the audio file.
*/
this._onsuspend = function() {
if (_t._iO.onsuspend) {
_s._wD('SMSound._onsuspend()');
_t._iO.onsuspend.apply(_t);
}
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) {
_t.failures++;
_s._wD('SMSound._onfailure(): "'+_t.sID+'" count '+_t.failures);
if (_t._iO.onfailure && _t.failures === 1) {
_t._iO.onfailure(_t, msg, level, code);
} else {
_s._wD('SMSound._onfailure(): ignoring');
}
};
this._onfinish = function() {
// store local copy before it gets trashed..
var _io_onfinish = _t._iO.onfinish;
_t._onbufferchange(0);
_t._resetOnPosition(0);
// reset some state items
if (_t.instanceCount) {
_t.instanceCount--;
if (!_t.instanceCount) {
// remove onPosition listeners, if any
_detachOnPosition();
// reset instance options
_t.playState = 0;
_t.paused = false;
_t.instanceCount = 0;
_t.instanceOptions = {};
_t._iO = {};
_stop_html5_timer();
}
if (!_t.instanceCount || _t._iO.multiShotEvents) {
// fire onfinish for last, or every instance
if (_io_onfinish) {
_s._wD('SMSound._onfinish(): "' + _t.sID + '"');
_io_onfinish.apply(_t);
}
}
}
};
this._whileloading = function(nBytesLoaded, nBytesTotal, nDuration, nBufferLength) {
var _iO = _t._iO;
_t.bytesLoaded = nBytesLoaded;
_t.bytesTotal = nBytesTotal;
_t.duration = Math.floor(nDuration);
_t.bufferLength = nBufferLength;
if (!_iO.isMovieStar) {
if (_iO.duration) {
// use options, if specified and larger
_t.durationEstimate = (_t.duration > _iO.duration) ? _t.duration : _iO.duration;
} else {
_t.durationEstimate = parseInt((_t.bytesTotal / _t.bytesLoaded) * _t.duration, 10);
}
if (_t.durationEstimate === undefined) {
_t.durationEstimate = _t.duration;
}
if (_t.readyState !== 3 && _iO.whileloading) {
_iO.whileloading.apply(_t);
}
} else {
_t.durationEstimate = _t.duration;
if (_t.readyState !== 3 && _iO.whileloading) {
_iO.whileloading.apply(_t);
}
}
};
this._whileplaying = function(nPosition, oPeakData, oWaveformDataLeft, oWaveformDataRight, oEQData) {
var _iO = _t._iO;
if (isNaN(nPosition) || nPosition === null) {
// flash safety net
return false;
}
_t.position = nPosition;
_t._processOnPosition();
if (!_t.isHTML5 && _fV > 8) {
if (_iO.usePeakData && typeof oPeakData !== 'undefined' && oPeakData) {
_t.peakData = {
left: oPeakData.leftPeak,
right: oPeakData.rightPeak
};
}
if (_iO.useWaveformData && typeof oWaveformDataLeft !== 'undefined' && oWaveformDataLeft) {
_t.waveformData = {
left: oWaveformDataLeft.split(','),
right: oWaveformDataRight.split(',')
};
}
if (_iO.useEQData) {
if (typeof oEQData !== 'undefined' && oEQData && oEQData.leftEQ) {
var eqLeft = oEQData.leftEQ.split(',');
_t.eqData = eqLeft;
_t.eqData.left = eqLeft;
if (typeof oEQData.rightEQ !== 'undefined' && oEQData.rightEQ) {
_t.eqData.right = oEQData.rightEQ.split(',');
}
}
}
}
if (_t.playState === 1) {
// special case/hack: ensure buffering is false if loading from cache (and not yet started)
if (!_t.isHTML5 && _fV === 8 && !_t.position && _t.isBuffering) {
_t._onbufferchange(0);
}
if (_iO.whileplaying) {
// flash may call after actual finish
_iO.whileplaying.apply(_t);
}
}
return true;
};
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)
*/
_s._wD('SMSound._onmetadata(): "' + this.sID + '" metadata received.');
var oData = {}, i, j;
for (i = 0, j = oMDProps.length; i < j; i++) {
oData[oMDProps[i]] = oMDData[i];
}
_t.metadata = oData;
if (_t._iO.onmetadata) {
_t._iO.onmetadata.apply(_t);
}
};
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)
*/
_s._wD('SMSound._onid3(): "' + this.sID + '" ID3 data received.');
var oData = [], i, j;
for (i = 0, j = oID3Props.length; i < j; i++) {
oData[oID3Props[i]] = oID3Data[i];
}
_t.id3 = _mixin(_t.id3, oData);
if (_t._iO.onid3) {
_t._iO.onid3.apply(_t);
}
};
// flash/RTMP-only
this._onconnect = function(bSuccess) {
bSuccess = (bSuccess === 1);
_s._wD('SMSound._onconnect(): "'+_t.sID+'"'+(bSuccess?' connected.':' failed to connect? - '+_t.url), (bSuccess?1:2));
_t.connected = bSuccess;
if (bSuccess) {
_t.failures = 0;
if (_idCheck(_t.sID)) {
if (_t.getAutoPlay()) {
// only update the play state if auto playing
_t.play(undefined, _t.getAutoPlay());
} else if (_t._iO.autoLoad) {
_t.load();
}
}
if (_t._iO.onconnect) {
_t._iO.onconnect.apply(_t, [bSuccess]);
}
}
};
this._ondataerror = function(sError) {
// flash 9 wave/eq data handler
// hack: called at start, and end from flash at/after onfinish()
if (_t.playState > 0) {
_s._wD('SMSound._ondataerror(): ' + sError);
if (_t._iO.ondataerror) {
_t._iO.ondataerror.apply(_t);
}
}
};
}; // SMSound()
/**
* Private SoundManager internals
* ------------------------------
*/
_getDocument = function() {
return (_doc.body || _doc._docElement || _doc.getElementsByTagName('div')[0]);
};
_id = function(sID) {
return _doc.getElementById(sID);
};
_mixin = function(oMain, oAdd) {
// non-destructive merge
var o1 = {}, i, o2, o;
// clone c1
for (i in oMain) {
if (oMain.hasOwnProperty(i)) {
o1[i] = oMain[i];
}
}
o2 = (typeof oAdd === 'undefined'?_s.defaultOptions:oAdd);
for (o in o2) {
if (o2.hasOwnProperty(o) && typeof o1[o] === 'undefined') {
o1[o] = o2[o];
}
}
return o1;
};
_event = (function() {
var old = (_win.attachEvent),
evt = {
add: (old?'attachEvent':'addEventListener'),
remove: (old?'detachEvent':'removeEventListener')
};
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) {
var element = args.shift(),
method = [evt[sType]];
if (old) {
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 sounds
return function(e) {
var t = this._t;
if (!t || !t._a) {
// <d>
if (t && t.sID) {
_s._wD(_h5+'ignoring '+e.type+': '+t.sID);
} else {
_s._wD(_h5+'ignoring '+e.type);
}
// </d>
return null;
} else {
return oFn.call(this, e);
}
};
}
_html5_events = {
// HTML5 event-name-to-handler map
abort: _html5_event(function(e) {
_s._wD(_h5+'abort: '+this._t.sID);
}),
// enough has loaded to play
canplay: _html5_event(function(e) {
var t = this._t;
if (t._html5_canplay) {
// this event has already fired. ignore.
return true;
}
t._html5_canplay = true;
_s._wD(_h5+'canplay: '+t.sID+', '+t.url);
t._onbufferchange(0);
var position1K = (!isNaN(t.position)?t.position/1000:null);
// set the position if position was set before the sound loaded
if (t.position && this.currentTime !== position1K) {
_s._wD(_h5+'canplay: setting position to '+position1K);
try {
this.currentTime = position1K;
} catch(ee) {
_s._wD(_h5+'setting position failed: '+ee.message, 2);
}
}
// hack for HTML5 from/to case
if (t._iO._oncanplay) {
t._iO._oncanplay();
}
}),
load: _html5_event(function(e) {
var t = this._t;
if (!t.loaded) {
t._onbufferchange(0);
// should be 1, and the same
t._whileloading(t.bytesTotal, t.bytesTotal, t._get_html5_duration());
t._onload(true);
}
}),
emptied: _html5_event(function(e) {
_s._wD(_h5+'emptied: '+this._t.sID);
}),
ended: _html5_event(function(e) {
var t = this._t;
_s._wD(_h5+'ended: '+t.sID);
t._onfinish();
}),
error: _html5_event(function(e) {
_s._wD(_h5+'error: '+this.error.code);
// call load with error state?
this._t._onload(false);
}),
loadeddata: _html5_event(function(e) {
var t = this._t,
// at least 1 byte, so math works
bytesTotal = t.bytesTotal || 1;
_s._wD(_h5+'loadeddata: '+this._t.sID);
// safari seems to nicely report progress events, eventually totalling 100%
if (!t._loaded && !_isSafari) {
t.duration = t._get_html5_duration();
// fire whileloading() with 100% values
t._whileloading(bytesTotal, bytesTotal, t._get_html5_duration());
t._onload(true);
}
}),
loadedmetadata: _html5_event(function(e) {
_s._wD(_h5+'loadedmetadata: '+this._t.sID);
}),
loadstart: _html5_event(function(e) {
_s._wD(_h5+'loadstart: '+this._t.sID);
// assume buffering at first
this._t._onbufferchange(1);
}),
play: _html5_event(function(e) {
_s._wD(_h5+'play: '+this._t.sID+', '+this._t.url);
// once play starts, no buffering
this._t._onbufferchange(0);
}),
playing: _html5_event(function(e) {
_s._wD(_h5+'playing: '+this._t.sID);
// once play starts, no buffering
this._t._onbufferchange(0);
}),
progress: _html5_event(function(e) {
var t = this._t;
if (t.loaded) {
return false;
}
var i, j, str, 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);
if (ranges && ranges.length) {
// if loaded is 0, try TimeRanges implementation as % of load
// https://developer.mozilla.org/en/DOM/TimeRanges
for (i=ranges.length; i--;) {
buffered = (ranges.end(i) - ranges.start(i));
}
// linear case, buffer sum; does not account for seeking and HTTP partials / byte ranges
loaded = buffered/e.target.duration;
// <d>
if (isProgress && ranges.length > 1) {
str = [];
j = ranges.length;
for (i=0; i<j; i++) {
str.push(e.target.buffered.start(i) +'-'+ e.target.buffered.end(i));
}
_s._wD(_h5+'progress: timeRanges: '+str.join(', '));
}
if (isProgress && !isNaN(loaded)) {
_s._wD(_h5+'progress: '+t.sID+': ' + Math.floor(loaded*100)+'% loaded');
}
// </d>
}
if (!isNaN(loaded)) {
// if progress, likely not buffering
t._onbufferchange(0);
t._whileloading(loaded, total, t._get_html5_duration());
if (loaded && total && loaded === total) {
// in case "onload" doesn't fire (eg. gecko 1.9.2)
_html5_events.load.call(this, e);
}
}
}),
ratechange: _html5_event(function(e) {
_s._wD(_h5+'ratechange: '+this._t.sID);
}),
suspend: _html5_event(function(e) {
// download paused/stopped, may have finished (eg. onload)
var t = this._t;
_s._wD(_h5+'suspend: '+t.sID);
_html5_events.progress.call(this, e);
t._onsuspend();
}),
stalled: _html5_event(function(e) {
_s._wD(_h5+'stalled: '+this._t.sID);
}),
timeupdate: _html5_event(function(e) {
this._t._onTimer();
}),
waiting: _html5_event(function(e) {
var t = this._t;
// see also: seeking
_s._wD(_h5+'waiting: '+t.sID);
// playback faster than download rate, etc.
t._onbufferchange(1);
})
};
_html5OK = function(iO) {
// Use type, if specified. If HTML5-only mode, no other options, so just give 'er
return (!iO.serverURL && (iO.type?_html5CanPlay({type:iO.type}):_html5CanPlay({url:iO.url})||_s.html5Only));
};
_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
* Other UA behaviour is unclear, so everyone else gets an about:blank-style URL.
*/
if (oAudio) {
// Firefox likes '' for unload, most other UAs don't and fail to unload.
oAudio.src = (_is_firefox ? '' : _emptyURL);
}
};
_html5CanPlay = function(o) {
/**
* Try to find MIME, test and return truthiness
* o = {
* url: '/path/to/an.mp3',
* type: 'audio/mp3'
* }
*/
if (!_s.useHTML5Audio || !_s.hasHTML5) {
return false;
}
var url = (o.url || null),
mime = (o.type || null),
aF = _s.audioFormats,
result,
offset,
fileExt,
item;
function preferFlashCheck(kind) {
// whether flash should play a given type
return (_s.preferFlash && _hasFlash && !_s.ignoreFlash && (typeof _s.flash[kind] !== 'undefined' && _s.flash[kind]));
}
// account for known cases like audio/mp3
if (mime && _s.html5[mime] !== 'undefined') {
return (_s.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) {
return 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 && typeof _s.html5[fileExt] !== 'undefined') {
// result known
return (_s.html5[fileExt] && !preferFlashCheck(fileExt));
} else {
mime = 'audio/'+fileExt;
result = _s.html5.canPlayType({type:mime});
_s.html5[fileExt] = result;
// _s._wD('canPlayType, found result: '+result);
return (result && _s.html5[mime] && !preferFlashCheck(mime));
}
};
_testHTML5 = function() {
if (!_s.useHTML5Audio || typeof Audio === 'undefined') {
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 = (typeof Audio !== 'undefined' ? (_isOpera ? new Audio(null) : new Audio()) : null),
item, support = {}, aF, i;
function _cp(m) {
var canPlay, i, j, isOK = false;
if (!a || typeof a.canPlayType !== 'function') {
return false;
}
if (m instanceof Array) {
// iterate through all mime types, return any successes
for (i=0, j=m.length; i<j && !isOK; i++) {
if (_s.html5[m[i]] || a.canPlayType(m[i]).match(_s.html5Test)) {
isOK = true;
_s.html5[m[i]] = true;
// if flash can play and preferred, also mark it for use.
_s.flash[m[i]] = !!(_s.preferFlash && _hasFlash && m[i].match(_flashMIME));
}
}
return isOK;
} else {
canPlay = (a && typeof a.canPlayType === 'function' ? a.canPlayType(m) : false);
return !!(canPlay && (canPlay.match(_s.html5Test)));
}
}
// test all registered formats + codecs
aF = _s.audioFormats;
for (item in aF) {
if (aF.hasOwnProperty(item)) {
support[item] = _cp(aF[item].type);
// write back generic type too, eg. audio/mp3
support['audio/'+item] = support[item];
// assign flash
if (_s.preferFlash && !_s.ignoreFlash && item.match(_flashMIME)) {
_s.flash[item] = true;
} else {
_s.flash[item] = false;
}
// assign result to related formats, too
if (aF[item] && aF[item].related) {
for (i=aF[item].related.length; i--;) {
// eg. audio/m4a
support['audio/'+aF[item].related[i]] = support[item];
_s.html5[aF[item].related[i]] = support[item];
_s.flash[aF[item].related[i]] = support[item];
}
}
}
}
support.canPlayType = (a?_cp:null);
_s.html5 = _mixin(_s.html5, support);
return true;
};
_strings = {
// <d>
notReady: 'Not loaded yet - wait for soundManager.onload()/onready()',
notOK: 'Audio support is not available.',
domError: _smc + 'createMovie(): appendChild/innerHTML call failed. DOM not ready or other error.',
spcWmode: _smc + 'createMovie(): Removing wmode, preventing known SWF loading issue(s)',
swf404: _sm + ': 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: _sm + ': 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: _sm + ': Special case: Waiting for focus-related event..',
waitImpatient: _sm + ': Getting impatient, still waiting for Flash%s...',
waitForever: _sm + ': Waiting indefinitely for Flash (will recover if unblocked)...',
needFunction: _sm + ': Function object expected for %s',
badID: 'Warning: Sound ID "%s" should be a string, starting with a non-numeric character',
currentObj: '--- ' + _sm + '._debug(): Current sound objects ---',
waitEI: _smc + 'initMovie(): Waiting for ExternalInterface call from Flash..',
waitOnload: _sm + ': Waiting for window.onload()',
docLoaded: _sm + ': Document already loaded',
onload: _smc + 'initComplete(): calling soundManager.onload()',
onloadOK: _sm + '.onload() complete',
init: _smc + 'init()',
didInit: _smc + 'init(): Already called?',
flashJS: _sm + ': Attempting to call Flash from JS..',
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: 'Warning: Failed to remove flash movie.',
noPeak: 'Warning: peakData features unsupported for movieStar formats',
shutdown: _sm + '.disable(): Shutting down',
queue: _sm + ': Queueing %s handler',
smFail: _sm + ': Failed to initialise.',
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',
mfOn: 'mobileFlash::enabling on-screen flash repositioning',
policy: 'Enabling usePolicyFile for data access'
// </d>
};
_str = function() {
// internal string replace helper.
// arguments: o [,items to replace]
// <d>
// real array, please
var args = _slice.call(arguments),
// first arg
o = args.shift(),
str = (_strings && _strings[o]?_strings[o]:''), i, j;
if (str && args && args.length) {
for (i = 0, j = args.length; i < j; i++) {
str = str.replace('%s', args[i]);
}
}
return str;
// </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)) {
_s._wD((sPre || '') + _str('policy'));
sOpt.usePolicyFile = true;
}
return sOpt;
};
_complain = function(sMsg) {
// <d>
if (typeof console !== 'undefined' && typeof console.warn !== 'undefined') {
console.warn(sMsg);
} else {
_s._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 (typeof bNoDisable === 'undefined') {
bNoDisable = false;
}
if (_disabled || bNoDisable) {
_wDS('smFail', 2);
_s.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) : './') + _s.movieURL;
if (_s.noSWFCache) {
url += ('?ts=' + new Date().getTime());
}
return url;
};
_setVersionInfo = function() {
// short-hand for internal use
_fV = parseInt(_s.flashVersion, 10);
if (_fV !== 8 && _fV !== 9) {
_s._wD(_str('badFV', _fV, _defaultFlashVersion));
_s.flashVersion = _fV = _defaultFlashVersion;
}
// debug flash movie, if applicable
var isDebug = (_s.debugMode || _s.debugFlash?'_debug.swf':'.swf');
if (_s.useHTML5Audio && !_s.html5Only && _s.audioFormats.mp4.required && _fV < 9) {
_s._wD(_str('needfl9'));
_s.flashVersion = _fV = 9;
}
_s.version = _s.versionNumber + (_s.html5Only?' (HTML5-only mode)':(_fV === 9?' (AS3/Flash 9)':' (AS2/Flash 8)'));
// set up default options
if (_fV > 8) {
// +flash 9 base options
_s.defaultOptions = _mixin(_s.defaultOptions, _s.flash9Options);
_s.features.buffering = true;
// +moviestar support
_s.defaultOptions = _mixin(_s.defaultOptions, _s.movieStarOptions);
_s.filePatterns.flash9 = new RegExp('\\.(mp3|' + _netStreamTypes.join('|') + ')(\\?.*)?$', 'i');
_s.features.movieStar = true;
} else {
_s.features.movieStar = false;
}
// regExp for flash canPlay(), etc.
_s.filePattern = _s.filePatterns[(_fV !== 8?'flash9':'flash8')];
// if applicable, use _debug versions of SWFs
_s.movieURL = (_fV === 8?'soundmanager2.swf':'soundmanager2_flash9.swf').replace('.swf', isDebug);
_s.features.peakData = _s.features.waveformData = _s.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
if (_s.debugURLParam.test(_wl)) {
_s.debugMode = true;
}
// <d>
if (_id(_s.debugID)) {
return false;
}
var oD, oDebug, oTarget, oToggle, tmp;
if (_s.debugMode && !_id(_s.debugID) && (!_hasConsole || !_s.useConsole || !_s.consoleOnly)) {
oD = _doc.createElement('div');
oD.id = _s.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 = _s.debugID;
oDebug.style.display = (_s.debugMode?'block':'none');
if (_s.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) {
if (!o) {
return '';
} else {
return _s._wD(_str(o), errorLevel);
}
};
// last-resort debugging option
if (_wl.indexOf('sm2-debug=alert') + 1 && _s.debugMode) {
_s._wD = function(sText) {window.alert(sText);};
}
_toggleDebug = function() {
var o = _id(_s.debugID),
oT = _id(_s.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 (typeof sm2Debugger !== 'undefined') {
try {
sm2Debugger.handleEvent(sEventType, bSuccess, sMessage);
} catch(e) {
// oh well
}
}
return true;
};
// </d>
_getSWFCSS = function() {
var css = [];
if (_s.debugMode) {
css.push(_swfCSS.sm2Debug);
}
if (_s.debugFlash) {
css.push(_swfCSS.flashDebug);
}
if (_s.useHighPerformance) {
css.push(_swfCSS.highPerf);
}
return css.join(' ');
};
_flashBlockHandler = function() {
// *possible* flash block situation.
var name = _str('fbHandler'),
p = _s.getMoviePercent(),
css = _swfCSS,
error = {type:'FLASHBLOCK'};
if (_s.html5Only) {
return false;
}
if (!_s.ok()) {
if (_needsFlash) {
// make the movie more visible, so user can fix
_s.oMC.className = _getSWFCSS() + ' ' + css.swfDefault + ' ' + (p === null?css.swfTimedout:css.swfError);
_s._wD(name+': '+_str('fbTimeout')+(p?' ('+_str('fbLoaded')+')':''));
}
_s.didFlashBlock = true;
// fire onready(), complain lightly
_processOnEvents({type:'ontimeout', ignoreInit:true, error:error});
_catchError(error);
} else {
// SM2 loaded OK (or recovered)
// <d>
if (_s.didFlashBlock) {
_s._wD(name+': Unblocked');
}
// </d>
if (_s.oMC) {
_s.oMC.className = [_getSWFCSS(), css.swfDefault, css.swfLoaded + (_s.didFlashBlock?' '+css.swfUnblocked:'')].join(' ');
}
}
};
_addOnEvent = function(sType, oMethod, oScope) {
if (typeof _on_queue[sType] === 'undefined') {
_on_queue[sType] = [];
}
_on_queue[sType].push({
'method': oMethod,
'scope': (oScope || null),
'fired': false
});
};
_processOnEvents = function(oOptions) {
// assume onready, if unspecified
if (!oOptions) {
oOptions = {
type: 'onready'
};
}
if (!_didInit && oOptions && !oOptions.ignoreInit) {
// not ready yet.
return false;
}
if (oOptions.type === 'ontimeout' && _s.ok()) {
// invalid case
return false;
}
var status = {
success: (oOptions && oOptions.ignoreInit?_s.ok():!_disabled)
},
// queue specified by type, or none
srcQueue = (oOptions && oOptions.type?_on_queue[oOptions.type]||[]:[]),
queue = [], i, j,
args = [status],
canRetry = (_needsFlash && _s.useFlashBlock && !_s.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) {
_s._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) {
// flashblock case doesn't count here
queue[i].fired = true;
}
}
}
return true;
};
_initUserOnload = function() {
_win.setTimeout(function() {
if (_s.useFlashBlock) {
_flashBlockHandler();
}
_processOnEvents();
// call user-defined "onload", scoped to window
if (_s.onload instanceof Function) {
_wDS('onload', 1);
_s.onload.apply(_win);
_wDS('onloadOK', 1);
}
if (_s.waitForWindowLoad) {
_event.add(_win, '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 = _win.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 (typeof AX !== 'undefined') {
try {
obj = new AX('ShockwaveFlash.ShockwaveFlash');
} catch(e) {
// oh well
}
hasPlugin = (!!obj);
}
_hasFlash = hasPlugin;
return hasPlugin;
};
_featureCheck = function() {
var needsFlash, item,
// iPhone <= 3.1 has broken HTML5 audio(), but firmware 3.2 (iPad) + iOS4 works.
isSpecial = (_is_iDevice && !!(_ua.match(/os (1|2|3_0|3_1)/i)));
if (isSpecial) {
// has Audio(), but is broken; let it load links directly.
_s.hasHTML5 = false;
// ignore flash case, however
_s.html5Only = true;
if (_s.oMC) {
_s.oMC.style.display = 'none';
}
return false;
}
if (_s.useHTML5Audio) {
if (!_s.html5 || !_s.html5.canPlayType) {
_s._wD('SoundManager: No HTML5 Audio() support detected.');
_s.hasHTML5 = false;
return true;
} else {
_s.hasHTML5 = true;
}
if (_isBadSafari) {
_s._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);
if (_detectFlash()) {
return true;
}
}
} else {
// flash needed (or, HTML5 needs enabling.)
return true;
}
for (item in _s.audioFormats) {
if (_s.audioFormats.hasOwnProperty(item)) {
if ((_s.audioFormats[item].required && !_s.html5.canPlayType(_s.audioFormats[item].type)) || _s.flash[item] || _s.flash[_s.audioFormats[item].type]) {
// flash may be required, or preferred for this format
needsFlash = true;
}
}
}
// sanity check..
if (_s.ignoreFlash) {
needsFlash = false;
}
_s.html5Only = (_s.hasHTML5 && _s.useHTML5Audio && !needsFlash);
return (!_s.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, result = 0;
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 (_s.canPlayMIME(url[i].type)) {
result = i;
break;
}
} else if (_s.canPlayURL(url[i])) {
// URL string check
result = i;
break;
}
}
// normalize to string
if (url[result].url) {
url[result] = url[result].url;
}
return url[result];
} else {
// single URL case
return url;
}
};
_startTimer = function(oSound) {
/**
* attach a timer to this sound, and start an interval if needed
*/
if (!oSound._hasTimer) {
oSound._hasTimer = true;
if (!_likesHTML5 && _s.html5PollingInterval) {
if (_h5IntervalTimer === null && _h5TimerCount === 0) {
_h5IntervalTimer = window.setInterval(_timerExecute, _s.html5PollingInterval);
}
_h5TimerCount++;
}
}
};
_stopTimer = function(oSound) {
/**
* detach a timer
*/
if (oSound._hasTimer) {
oSound._hasTimer = false;
if (!_likesHTML5 && _s.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, j;
if (_h5IntervalTimer !== null && !_h5TimerCount) {
// no active timers, stop polling interval.
window.clearInterval(_h5IntervalTimer);
_h5IntervalTimer = null;
return false;
}
// check all HTML5 sounds with timers
for (i = _s.soundIDs.length; i--;) {
if (_s.sounds[_s.soundIDs[i]].isHTML5 && _s.sounds[_s.soundIDs[i]]._hasTimer) {
_s.sounds[_s.soundIDs[i]]._onTimer();
}
}
};
_catchError = function(options) {
options = (typeof options !== 'undefined' ? options : {});
if (_s.onerror instanceof Function) {
_s.onerror.apply(_win, [{type:(typeof options.type !== 'undefined' ? options.type : null)}]);
}
if (typeof options.fatal !== 'undefined' && options.fatal) {
_s.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 = _s.audioFormats, i, item;
for (item in aF) {
if (aF.hasOwnProperty(item)) {
if (item === 'mp3' || item === 'mp4') {
_s._wD(_sm+': Using flash fallback for '+item+' format');
_s.html5[item] = false;
// assign result to related formats, too
if (aF[item] && aF[item].related) {
for (i = aF[item].related.length; i--;) {
_s.html5[aF[item].related[i]] = false;
}
}
}
}
}
};
/**
* Pseudo-private flash/ExternalInterface methods
* ----------------------------------------------
*/
this._setSandboxType = function(sandboxType) {
// <d>
var sb = _s.sandbox;
sb.type = sandboxType;
sb.description = sb.types[(typeof sb.types[sandboxType] !== 'undefined'?sandboxType:'unknown')];
_s._wD('Flash security sandbox type: ' + sb.type);
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(flashDate, swfVersion) {
// flash callback confirming flash loaded, EI working etc.
// flashDate = approx. timing/delay info for JS/flash bridge
// swfVersion: SWF build string
if (_s.swfLoaded) {
return false;
}
var e, eiTime = new Date().getTime();
_s._wD(_smc+'externalInterfaceOK()' + (flashDate?' (~' + (eiTime - flashDate) + ' ms)':''));
_debugTS('swf', true);
_debugTS('flashtojs', true);
_s.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,'') !== _s.versionNumber.replace(/\+dev/i, '')) {
e = _sm + ': Fatal: JavaScript file build "' + _s.versionNumber + '" does not match Flash SWF build "' + swfVersion + '" at ' + _s.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>
if (_isIE) {
// IE needs a timeout OR delay until window.onload - may need TODO: investigating
setTimeout(_init, 100);
} else {
_init();
}
};
/**
* Private initialization helpers
* ------------------------------
*/
_createMovie = function(smID, smURL) {
if (_didAppend && _appendSuccess) {
// ignore if already succeeded
return false;
}
function _initMsg() {
_s._wD('-- SoundManager 2 ' + _s.version + (!_s.html5Only && _s.useHTML5Audio?(_s.hasHTML5?' + HTML5 audio':', no HTML5 audio support'):'') + (!_s.html5Only ? (_s.useHighPerformance?', high performance mode, ':', ') + (( _s.flashPollingInterval ? 'custom (' + _s.flashPollingInterval + 'ms)' : 'normal') + ' polling') + (_s.wmode?', wmode: ' + _s.wmode:'') + (_s.debugFlash?', flash debug mode':'') + (_s.useFlashBlock?', flashBlock mode':'') : '') + ' --', 1);
}
if (_s.html5Only) {
// 100% HTML5 mode
_setVersionInfo();
_initMsg();
_s.oMC = _id(_s.movieID);
_init();
// prevent multiple init attempts
_didAppend = true;
_appendSuccess = true;
return false;
}
// flash path
var remoteURL = (smURL || _s.url),
localURL = (_s.altURL || remoteURL),
swfTitle = 'JS/Flash audio component (SoundManager 2)',
oEmbed, oMovie, oTarget = _getDocument(), tmp, movieHTML, oEl, extraClass = _getSWFCSS(),
s, x, sClass, side = 'auto', isRTL = null,
html = _doc.getElementsByTagName('html')[0];
isRTL = (html && html.dir && html.dir.match(/rtl/i));
smID = (typeof smID === 'undefined'?_s.id:smID);
function param(name, value) {
return '<param name="'+name+'" value="'+value+'" />';
}
// safety check for legacy (change to Flash 9 URL)
_setVersionInfo();
_s.url = _normalizeMovieURL("inc/SoundManager2/swf/");
smURL = _s.url;
_s.wmode = (!_s.wmode && _s.useHighPerformance ? 'transparent' : _s.wmode);
if (_s.wmode !== null && (_ua.match(/msie 8/i) || (!_isIE && !_s.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 (?)
*/
_wDS('spcWmode');
_s.wmode = null;
}
oEmbed = {
'name': smID,
'id': smID,
'src': smURL,
'width': side,
'height': side,
'quality': 'high',
'allowScriptAccess': _s.allowScriptAccess,
'bgcolor': _s.bgColor,
'pluginspage': _http+'www.macromedia.com/go/getflashplayer',
'title': swfTitle,
'type': 'application/x-shockwave-flash',
'wmode': _s.wmode,
// http://help.adobe.com/en_US/as3/mobile/WS4bebcd66a74275c36cfb8137124318eebc6-7ffd.html
'hasPriority': 'true'
};
if (_s.debugFlash) {
oEmbed.FlashVars = 'debug=1';
}
if (!_s.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" width="' + oEmbed.width + '" height="' + oEmbed.height + '">',
param('movie', smURL),
param('AllowScriptAccess', _s.allowScriptAccess),
param('quality', oEmbed.quality),
(_s.wmode? param('wmode', _s.wmode): ''),
param('bgcolor', _s.bgColor),
param('hasPriority', 'true'),
(_s.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) {
_s.oMC = (_id(_s.movieID) || _doc.createElement('div'));
if (!_s.oMC.id) {
_s.oMC.id = _s.movieID;
_s.oMC.className = _swfCSS.swfDefault + ' ' + extraClass;
s = null;
oEl = null;
if (!_s.useFlashBlock) {
if (_s.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
_s.oMC.style.zIndex = 10000;
}
if (!_s.debugFlash) {
for (x in s) {
if (s.hasOwnProperty(x)) {
_s.oMC.style[x] = s[x];
}
}
}
try {
if (!_isIE) {
_s.oMC.appendChild(oMovie);
}
oTarget.appendChild(_s.oMC);
if (_isIE) {
oEl = _s.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 = _s.oMC.className;
_s.oMC.className = (sClass?sClass+' ':_swfCSS.swfDefault) + (extraClass?' '+extraClass:'');
_s.oMC.appendChild(oMovie);
if (_isIE) {
oEl = _s.oMC.appendChild(_doc.createElement('div'));
oEl.className = _swfCSS.swfBox;
oEl.innerHTML = movieHTML;
}
_appendSuccess = true;
}
}
_didAppend = true;
_initMsg();
_s._wD(_smc+'createMovie(): Trying to load ' + smURL + (!_overHTTP && _s.altURL?' (alternate URL)':''), 1);
return true;
};
_initMovie = function() {
if (_s.html5Only) {
_createMovie();
return false;
}
// attempt to get, or create, movie
// may already exist
if (_flash) {
return false;
}
// inline markup case
_flash = _s.getMovie(_s.id);
if (!_flash) {
if (!_oRemoved) {
// try to create
_createMovie(_s.id, _s.url);
} else {
// try to re-append removed movie after reboot()
if (!_isIE) {
_s.oMC.appendChild(_oRemoved);
} else {
_s.oMC.innerHTML = _oRemovedHTML;
}
_oRemoved = null;
_didAppend = true;
}
_flash = _s.getMovie(_s.id);
}
// <d>
if (_flash) {
_wDS('waitEI');
}
// </d>
if (_s.oninitmovie instanceof Function) {
setTimeout(_s.oninitmovie, 1);
}
return true;
};
_delayWaitForEI = function() {
setTimeout(_waitForEI, 1000);
};
_waitForEI = function() {
if (_waitingForEI) {
return false;
}
_waitingForEI = true;
_event.remove(_win, 'load', _delayWaitForEI);
if (_tryInitOnFocus && !_isFocused) {
// giant Safari 3.1 hack - assume mousemove = focus given lack of focus event
_wDS('waitFocus');
return false;
}
var p;
if (!_didInit) {
p = _s.getMoviePercent();
_s._wD(_str('waitImpatient', (p === 100?' (SWF loaded)':(p > 0?' (SWF ' + p + '% loaded)':''))));
}
setTimeout(function() {
p = _s.getMoviePercent();
// <d>
if (!_didInit) {
_s._wD(_sm + ': No Flash response within expected time.\nLikely causes: ' + (p === 0?'Loading ' + _s.movieURL + ' may have failed (and/or Flash ' + _fV + '+ not present?), ':'') + 'Flash blocked or JS-Flash security error.' + (_s.debugFlash?' ' + _str('checkSWF'):''), 2);
if (!_overHTTP && p) {
_wDS('localFail', 2);
if (!_s.debugFlash) {
_wDS('tryDebug', 2);
}
}
if (p === 0) {
// if 0 (not null), probably a 404.
_s._wD(_str('swf404', _s.url));
}
_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. Maybe blocked.
if (_s.useFlashBlock || _s.flashLoadTimeout === 0) {
if (_s.useFlashBlock) {
_flashBlockHandler();
}
_wDS('waitForever');
} else {
// old SM2 behaviour, simply fail
_failSafely(true);
}
} else {
// flash loaded? Shouldn't be a blocking issue, then.
if (_s.flashLoadTimeout === 0) {
_wDS('waitForever');
} else {
_failSafely(true);
}
}
}
}, _s.flashLoadTimeout);
};
_handleFocus = function() {
function cleanup() {
_event.remove(_win, 'focus', _handleFocus);
_event.remove(_win, 'load', _handleFocus);
}
if (_isFocused || !_tryInitOnFocus) {
cleanup();
return true;
}
_okToDisable = true;
_isFocused = true;
_s._wD(_smc+'handleFocus()');
if (_isSafari && _tryInitOnFocus) {
_event.remove(_win, 'mousemove', _handleFocus);
}
// allow init to restart
_waitingForEI = false;
cleanup();
return true;
};
_showSupport = function() {
var item, tests = [];
if (_s.useHTML5Audio && _s.hasHTML5) {
for (item in _s.audioFormats) {
if (_s.audioFormats.hasOwnProperty(item)) {
tests.push(item + ': ' + _s.html5[item] + (!_s.html5[item] && _hasFlash && _s.flash[item] ? ' (using flash)' : (_s.preferFlash && _s.flash[item] && _hasFlash ? ' (preferring flash)': (!_s.html5[item] ? ' (' + (_s.audioFormats[item].required ? 'required, ':'') + 'and no flash support)' : ''))));
}
}
_s._wD('-- SoundManager 2: HTML5 support tests ('+_s.html5Test+'): '+tests.join(', ')+' --',1);
}
};
_initComplete = function(bNoDisable) {
if (_didInit) {
return false;
}
if (_s.html5Only) {
// all good.
_s._wD('-- SoundManager 2: loaded --');
_didInit = true;
_initUserOnload();
_debugTS('onload', true);
return true;
}
var wasTimeout = (_s.useFlashBlock && _s.flashLoadTimeout && !_s.getMoviePercent()),
error;
if (!wasTimeout) {
_didInit = true;
if (_disabled) {
error = {type: (!_hasFlash && _needsFlash ? 'NO_FLASH' : 'INIT_TIMEOUT')};
}
}
_s._wD('-- SoundManager 2 ' + (_disabled?'failed to load':'loaded') + ' (' + (_disabled?'security/load error':'OK') + ') --', 1);
if (_disabled || bNoDisable) {
if (_s.useFlashBlock && _s.oMC) {
_s.oMC.className = _getSWFCSS() + ' ' + (_s.getMoviePercent() === null?_swfCSS.swfTimedout:_swfCSS.swfError);
}
_processOnEvents({type:'ontimeout', error:error});
_debugTS('onload', false);
_catchError(error);
return false;
} else {
_debugTS('onload', true);
}
if (_s.waitForWindowLoad && !_windowLoaded) {
_wDS('waitOnload');
_event.add(_win, 'load', _initUserOnload);
return false;
} else {
// <d>
if (_s.waitForWindowLoad && _windowLoaded) {
_wDS('docLoaded');
}
// </d>
_initUserOnload();
}
return true;
};
_init = function() {
_wDS('init');
// called after onload()
if (_didInit) {
_wDS('didInit');
return false;
}
function _cleanup() {
_event.remove(_win, 'load', _s.beginDelayedInit);
}
if (_s.html5Only) {
if (!_didInit) {
// we don't need no steenking flash!
_cleanup();
_s.enabled = true;
_initComplete();
}
return true;
}
// flash path
_initMovie();
try {
_wDS('flashJS');
// 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, (_s.flashPollingInterval || (_s.useHighPerformance ? 10 : 50)));
if (!_s.debugMode) {
// stop the SWF from making debug output calls to JS
_flash._disableDebug();
}
_s.enabled = true;
_debugTS('jstoflash', true);
if (!_s.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(_win, 'unload', _doNothing);
}
} catch(e) {
_s._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;
_initDebug();
/**
* Temporary feature: allow force of HTML5 via URL params: sm2-usehtml5audio=0 or 1
* Ditto for sm2-preferFlash, too.
*/
// <d>
(function(){
var a = 'sm2-usehtml5audio=', l = _wl.toLowerCase(), b = null,
a2 = 'sm2-preferflash=', b2 = null, hasCon = (typeof console !== 'undefined' && typeof console.log !== 'undefined');
if (l.indexOf(a) !== -1) {
b = (l.charAt(l.indexOf(a)+a.length) === '1');
if (hasCon) {
console.log((b?'Enabling ':'Disabling ')+'useHTML5Audio via URL parameter');
}
_s.useHTML5Audio = b;
}
if (l.indexOf(a2) !== -1) {
b2 = (l.charAt(l.indexOf(a2)+a2.length) === '1');
if (hasCon) {
console.log((b2?'Enabling ':'Disabling ')+'preferFlash via URL parameter');
}
_s.preferFlash = b2;
}
}());
// </d>
if (!_hasFlash && _s.hasHTML5) {
_s._wD('SoundManager: No Flash detected'+(!_s.useHTML5Audio?', enabling HTML5.':'. Trying HTML5-only mode.'));
_s.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.
_s.preferFlash = false;
}
_testHTML5();
_s.html5.usingFlash = _featureCheck();
_needsFlash = _s.html5.usingFlash;
_showSupport();
if (!_hasFlash && _needsFlash) {
_s._wD('SoundManager: Fatal error: Flash is needed to play some required formats, but is not available.');
// TODO: Fatal here vs. timeout approach, etc.
// hack: fail sooner.
_s.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;
_event.remove(_win, 'load', _winOnLoad);
};
// sniff up-front
_detectFlash();
// focus and window load, init (primarily flash-driven)
_event.add(_win, 'focus', _handleFocus);
_event.add(_win, 'load', _handleFocus);
_event.add(_win, 'load', _delayWaitForEI);
_event.add(_win, 'load', _winOnLoad);
if (_isSafari && _tryInitOnFocus) {
// massive Safari 3.1 focus detection hack
_event.add(_win, 'mousemove', _handleFocus);
}
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});
}
if (_doc.readyState === 'complete') {
// DOMReady has already happened.
setTimeout(_domContentLoaded,100);
}
} // SoundManager()
// SM2_DEFER details: http://www.schillmania.com/projects/soundmanager2/doc/getstarted/#lazy-loading
if (typeof SM2_DEFER === 'undefined' || !SM2_DEFER) {
soundManager = new SoundManager();
}
/**
* SoundManager public interfaces
* ------------------------------
*/
window.SoundManager = SoundManager; // constructor
window.soundManager = soundManager; // public API, flash callbacks etc.
}(window));
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