MediaWiki:Common.js
From WildWords
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/* Any JavaScript here will be loaded for all users on every page load. */
/* API CODE */
/*
* JavaScript interface for the SoundCloud Player widget
* Author: Matas Petrikas, matas@soundcloud.com
* Copyright (c) 2009 SoundCloud Ltd.
* Licensed under the MIT license:
* http://www.opensource.org/licenses/mit-license.php
*/
(function(){
var isIE = (/msie/i).test(navigator.userAgent) && !(/opera/i).test(navigator.userAgent);
var soundcloud = window.soundcloud = {
version: "0.1",
debug: false,
_listeners: [],
// re-dispatches widget events in the DOM, using JS library support, the events also should bubble up the DOM
_redispatch: function(eventType, flashId, data) {
var playerNode,
lsnrs = this._listeners[eventType] || [],
// construct the custom eventType e.g. 'soundcloud:onPlayerReady'
customEventType = 'soundcloud:' + eventType;
try{
// find the flash player, might throw an exception
playerNode = this.getPlayer(flashId);
}catch(e){
if(this.debug && window.console){
console.error('unable to dispatch widget event ' + eventType + ' for the widget id ' + flashId, data, e);
}
return;
}
// re-dispatch SoundCloud events up in the DOM
if(window.jQuery){
// if jQuery is available, trigger the custom event
jQuery(playerNode).trigger(customEventType, [data]);
}else if(window.Prototype){
// if Prototype.js is available, fire the custom event
$(playerNode).fire(customEventType, data);
}else{
// TODO add more JS libraries that support custom DOM events
}
// if there are any listeners registered to this event, trigger them all
for(var i = 0, l = lsnrs.length; i < l; i += 1) {
lsnrs[i].apply(playerNode, [playerNode, data]);
}
// log the events in debug mode
if(this.debug && window.console){
console.log(customEventType, eventType, flashId, data);
}
},
// you can add multiple listeners to a certain event
// e.g. soundcloud.addEventListener('onPlayerReady', myFunctionOne);
// soundcloud.addEventListener('onPlayerReady', myFunctionTwo);
addEventListener: function(eventType, callback) {
if(!this._listeners[eventType]){
this._listeners[eventType] = [];
}
this._listeners[eventType].push(callback);
},
// you can also remove the function listener if e.g you want to trigger it only once
// soundcloud.removeEventListener('onMediaPlay', myFunctionOne);
removeEventListener: function(eventType, callback) {
var lsnrs = this._listeners[eventType] || [];
for(var i = 0, l = lsnrs.length; i < l; i += 1) {
if(lsnrs[i] === callback){
lsnrs.splice(i, 1);
}
}
},
// get widget node based on its id (if object tag) or name (if embed tag)
// if you're using SWFObject or other dynamic Flash generators, please make sure that you set the id parameter
// only if the DOM has an id/name it's possible to call player's methods.
// Important!: because of the bug in Opera browser, the Flash can't get its own id
// so the generator should set it additionally through flashvars parameter 'object_id'
getPlayer: function(id){
var flash;
try{
if(!id){
throw "The SoundCloud Widget DOM object needs an id atribute, please refer to SoundCloud Widget API documentation.";
}
flash = isIE ? window[id] : document[id];
if(flash){
if(flash.api_getFlashId){
return flash;
}else{
throw "The SoundCloud Widget External Interface is not accessible. Check that allowscriptaccess is set to 'always' in embed code";
}
}else{
throw "The SoundCloud Widget with an id " + id + " couldn't be found";
}
}catch(e){
if (console && console.error) {
console.error(e);
}
throw e;
}
},
// fired when widget has loaded its data and is ready to accept calls from outside
// the widget will call these functions only if in it's flashvars there's a parameter enable_api=true
// @flashId: the widget id, basically the Flash node should be accessible to JS with soundcloud.getPlayer(flashId)
// @data: an object containing .mediaUri (eg. 'http://api.soundcloud.com/tracks/49931') .mediaId (e.g. '4532')
// in buffering events data contains also .percent = (e.g. '99')
onPlayerReady: function(flashId, data) {
this._redispatch('onPlayerReady', flashId, data);
},
// fired when widget starts playing current track (fired only once per track)
onMediaStart : function(flashId, data) {
this._redispatch('onMediaStart', flashId, data);
},
// fired when the track/playlist has finished playing
onMediaEnd : function(flashId, data) {
this._redispatch('onMediaEnd', flashId, data);
},
// fired when widget starts playing current track (fired on every play, seek)
onMediaPlay : function(flashId, data) {
this._redispatch('onMediaPlay', flashId, data);
},
// fired when track was paused
onMediaPause : function(flashId, data) {
this._redispatch('onMediaPause', flashId, data);
},
// fired when the widget is still buffering, means you can't seek in the track fully yet
onMediaBuffering : function(flashId, data) {
this._redispatch('onMediaBuffering', flashId, data);
},
// fired when the user seeks in the track
onMediaSeek : function(flashId, data) {
this._redispatch('onMediaSeek', flashId, data);
},
// fired when the widget is done buffering and the whole track length is seekable
onMediaDoneBuffering : function(flashId, data) {
this._redispatch('onMediaDoneBuffering', flashId, data);
},
// fired when the widget can't get the requested data from the server (the resource is removed, hidden, etc.)
onPlayerError : function(flashId, data) {
this._redispatch('onPlayerError', flashId, data);
}
};
})();
/* PLUG-IN CODE */
/*
* SoundCloud Custom Player jQuery Plugin
* Author: Matas Petrikas, matas@soundcloud.com
* Copyright (c) 2009 SoundCloud Ltd.
* Licensed under the MIT license:
* http://www.opensource.org/licenses/mit-license.php
*
* Usage:
* <a href="http://soundcloud.com/matas/hobnotropic" class="sc-player">My new dub track</a>
* The link will be automatically replaced by the HTML based player
*/
(function($) {
// Convert milliseconds into Hours (h), Minutes (m), and Seconds (s)
var timecode = function(ms) {
var hms = function(ms) {
return {
h: Math.floor(ms/(60*60*1000)),
m: Math.floor((ms/60000) % 60),
s: Math.floor((ms/1000) % 60)
};
}(ms),
tc = []; // Timecode array to be joined with '.'
if (hms.h > 0) {
tc.push(hms.h);
}
tc.push((hms.m < 10 && hms.h > 0 ? "0" + hms.m : hms.m));
tc.push((hms.s < 10 ? "0" + hms.s : hms.s));
return tc.join('.');
};
// shuffle the array
var shuffle = function(arr) {
arr.sort(function() { return 1 - Math.floor(Math.random() * 3); } );
return arr;
};
var debug = true,
useSandBox = false,
$doc = $(document),
log = function(args) {
try {
if(debug && window.console && window.console.log){
window.console.log.apply(window.console, arguments);
}
} catch (e) {
// no console available
}
},
domain = useSandBox ? 'sandbox-soundcloud.com' : 'soundcloud.com',
secureDocument = (document.location.protocol === 'https:'),
// convert a SoundCloud resource URL to an API URL
scApiUrl = function(url, apiKey) {
var resolver = ( secureDocument || (/^https/i).test(url) ? 'https' : 'http') + '://api.' + domain + '/resolve?url=',
params = 'format=json&consumer_key=' + apiKey +'&callback=?';
// force the secure url in the secure environment
if( secureDocument ) {
url = url.replace(/^http:/, 'https:');
}
// check if it's already a resolved api url
if ( (/api\./).test(url) ) {
return url + '?' + params;
} else {
return resolver + url + '&' + params;
}
};
// TODO Expose the audio engine, so it can be unit-tested
var audioEngine = function() {
var html5AudioAvailable = function() {
var state = false;
try{
var a = new Audio();
state = a.canPlayType && (/maybe|probably/).test(a.canPlayType('audio/mpeg'));
// uncomment the following line, if you want to enable the html5 audio only on mobile devices
// state = state && (/iPad|iphone|mobile|pre\//i).test(navigator.userAgent);
}catch(e){
// there's no audio support here sadly
}
return state;
}(),
callbacks = {
onReady: function() {
$doc.trigger('scPlayer:onAudioReady');
},
onPlay: function() {
$doc.trigger('scPlayer:onMediaPlay');
},
onPause: function() {
$doc.trigger('scPlayer:onMediaPause');
},
onEnd: function() {
$doc.trigger('scPlayer:onMediaEnd');
},
onBuffer: function(percent) {
$doc.trigger({type: 'scPlayer:onMediaBuffering', percent: percent});
}
};
var html5Driver = function() {
var player = new Audio(),
onTimeUpdate = function(event){
var obj = event.target,
buffer = ((obj.buffered.length && obj.buffered.end(0)) / obj.duration) * 100;
// ipad has no progress events implemented yet
callbacks.onBuffer(buffer);
// anounce if it's finished for the clients without 'ended' events implementation
if (obj.currentTime === obj.duration) { callbacks.onEnd(); }
},
onProgress = function(event) {
var obj = event.target,
buffer = ((obj.buffered.length && obj.buffered.end(0)) / obj.duration) * 100;
callbacks.onBuffer(buffer);
};
$('<div class="sc-player-engine-container"></div>').appendTo(document.body).append(player);
// prepare the listeners
player.addEventListener('play', callbacks.onPlay, false);
player.addEventListener('pause', callbacks.onPause, false);
// handled in the onTimeUpdate for now untill all the browsers support 'ended' event
// player.addEventListener('ended', callbacks.onEnd, false);
player.addEventListener('timeupdate', onTimeUpdate, false);
player.addEventListener('progress', onProgress, false);
return {
load: function(track, apiKey) {
player.pause();
player.src = track.stream_url + (/\?/.test(track.stream_url) ? '&' : '?') + 'consumer_key=' + apiKey;
player.load();
player.play();
},
play: function() {
player.play();
},
pause: function() {
player.pause();
},
stop: function(){
if (player.currentTime) {
player.currentTime = 0;
player.pause();
}
},
seek: function(relative){
player.currentTime = player.duration * relative;
player.play();
},
getDuration: function() {
return player.duration * 1000;
},
getPosition: function() {
return player.currentTime * 1000;
},
setVolume: function(val) {
player.volume = val / 100;
}
};
};
var flashDriver = function() {
var engineId = 'scPlayerEngine',
player,
flashHtml = function(url) {
var swf = (secureDocument ? 'https' : 'http') + '://player.' + domain +'/player.swf?url=' + url +'&enable_api=true&player_type=engine&object_id=' + engineId;
if ($.browser.msie) {
return '<object height="100%" width="100%" id="' + engineId + '" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" data="' + swf + '">'+
'<param name="movie" value="' + swf + '" />'+
'<param name="allowscriptaccess" value="always" />'+
'</object>';
} else {
return '<object height="100%" width="100%" id="' + engineId + '">'+
'<embed allowscriptaccess="always" height="100%" width="100%" src="' + swf + '" type="application/x-shockwave-flash" name="' + engineId + '" />'+
'</object>';
}
};
// listen to audio engine events
// when the loaded track is ready to play
soundcloud.addEventListener('onPlayerReady', function(flashId, data) {
player = soundcloud.getPlayer(engineId);
callbacks.onReady();
});
// when the loaded track finished playing
soundcloud.addEventListener('onMediaEnd', callbacks.onEnd);
// when the loaded track is still buffering
soundcloud.addEventListener('onMediaBuffering', function(flashId, data) {
callbacks.onBuffer(data.percent);
});
// when the loaded track started to play
soundcloud.addEventListener('onMediaPlay', callbacks.onPlay);
// when the loaded track is was paused
soundcloud.addEventListener('onMediaPause', callbacks.onPause);
return {
load: function(track) {
var url = track.uri;
if(player){
player.api_load(url);
}else{
// create a container for the flash engine (IE needs this to operate properly)
$('<div class="sc-player-engine-container"></div>').appendTo(document.body).html(flashHtml(url));
}
},
play: function() {
player && player.api_play();
},
pause: function() {
player && player.api_pause();
},
stop: function(){
player && player.api_stop();
},
seek: function(relative){
player && player.api_seekTo((player.api_getTrackDuration() * relative));
},
getDuration: function() {
return player && player.api_getTrackDuration && player.api_getTrackDuration() * 1000;
},
getPosition: function() {
return player && player.api_getTrackPosition && player.api_getTrackPosition() * 1000;
},
setVolume: function(val) {
if(player && player.api_setVolume){
player.api_setVolume(val);
}
}
};
};
return html5AudioAvailable? html5Driver() : flashDriver();
}();
var apiKey,
didAutoPlay = false,
players = [],
updates = {},
currentUrl,
loadTracksData = function($player, links, key) {
var index = 0,
playerObj = {node: $player, tracks: []},
loadUrl = function(link) {
var apiUrl = scApiUrl(link.url, apiKey);
$.getJSON(apiUrl, function(data) {
// log('data loaded', link.url, data);
index += 1;
if(data.tracks){
// log('data.tracks', data.tracks);
playerObj.tracks = playerObj.tracks.concat(data.tracks);
}else if(data.duration){
// a secret link fix, till the SC API returns permalink with secret on secret response
data.permalink_url = link.url;
// if track, add to player
playerObj.tracks.push(data);
}else if(data.creator){
// it's a group!
links.push({url:data.uri + '/tracks'});
}else if(data.username){
// if user, get his tracks or favorites
if(/favorites/.test(link.url)){
links.push({url:data.uri + '/favorites'});
}else{
links.push({url:data.uri + '/tracks'});
}
}else if($.isArray(data)){
playerObj.tracks = playerObj.tracks.concat(data);
}
if(links[index]){
// if there are more track to load, get them from the api
loadUrl(links[index]);
}else{
// if loading finishes, anounce it to the GUI
playerObj.node.trigger({type:'onTrackDataLoaded', playerObj: playerObj, url: apiUrl});
}
});
};
// update current API key
apiKey = key;
// update the players queue
players.push(playerObj);
// load first tracks
loadUrl(links[index]);
},
artworkImage = function(track, usePlaceholder) {
if(usePlaceholder){
return '<div class="sc-loading-artwork">Loading Artwork</div>';
}else if (track.artwork_url) {
return '<img src="' + track.artwork_url.replace('-large', '-t300x300') + '"/>';
}else{
return '<div class="sc-no-artwork">No Artwork</div>';
}
},
updateTrackInfo = function($player, track) {
// update the current track info in the player
// log('updateTrackInfo', track);
$('.sc-info', $player).each(function(index) {
$('h3', this).html('<a href="' + track.permalink_url +'">' + track.title + '</a>');
$('h4', this).html('by <a href="' + track.user.permalink_url +'">' + track.user.username + '</a>');
$('p', this).html(track.description || 'no Description');
});
// update the artwork
$('.sc-artwork-list li', $player).each(function(index) {
var $item = $(this),
itemTrack = $item.data('sc-track');
if (itemTrack === track) {
// show track artwork
$item
.addClass('active')
.find('.sc-loading-artwork')
.each(function(index) {
// if the image isn't loaded yet, do it now
$(this).removeClass('sc-loading-artwork').html(artworkImage(track, false));
});
}else{
// reset other artworks
$item.removeClass('active');
}
});
// update the track duration in the progress bar
$('.sc-duration', $player).html(timecode(track.duration));
// put the waveform into the progress bar
$('.sc-waveform-container', $player).html('<img src="' + track.waveform_url +'" />');
$player.trigger('onPlayerTrackSwitch.scPlayer', [track]);
},
play = function(track) {
var url = track.permalink_url;
if(currentUrl === url){
// log('will play');
audioEngine.play();
}else{
currentUrl = url;
// log('will load', url);
audioEngine.load(track, apiKey);
}
},
getPlayerData = function(node) {
return players[$(node).data('sc-player').id];
},
updatePlayStatus = function(player, status) {
if(status){
// reset all other players playing status
$('div.sc-player.playing').removeClass('playing');
}
$(player)
.toggleClass('playing', status)
.trigger((status ? 'onPlayerPlay' : 'onPlayerPause'));
},
onPlay = function(player, id) {
var track = getPlayerData(player).tracks[id || 0];
updateTrackInfo(player, track);
// cache the references to most updated DOM nodes in the progress bar
updates = {
$buffer: $('.sc-buffer', player),
$played: $('.sc-played', player),
position: $('.sc-position', player)[0]
};
updatePlayStatus(player, true);
play(track);
},
onPause = function(player) {
updatePlayStatus(player, false);
audioEngine.pause();
},
onFinish = function() {
var $player = updates.$played.closest('.sc-player'),
$nextItem;
// update the scrubber width
updates.$played.css('width', '0%');
// show the position in the track position counter
updates.position.innerHTML = timecode(0);
// reset the player state
updatePlayStatus($player, false);
// stop the audio
audioEngine.stop();
$player.trigger('onPlayerTrackFinish');
},
onSeek = function(player, relative) {
audioEngine.seek(relative);
$(player).trigger('onPlayerSeek');
},
onSkip = function(player) {
var $player = $(player);
// continue playing through all players
log('track finished get the next one');
$nextItem = $('.sc-trackslist li.active', $player).next('li');
// try to find the next track in other player
if(!$nextItem.length){
$nextItem = $player.nextAll('div.sc-player:first').find('.sc-trackslist li.active');
}
$nextItem.click();
},
soundVolume = function() {
var vol = 80,
cooks = document.cookie.split(';'),
volRx = new RegExp('scPlayer_volume=(\\d+)');
for(var i in cooks){
if(volRx.test(cooks[i])){
vol = parseInt(cooks[i].match(volRx)[1], 10);
break;
}
}
return vol;
}(),
onVolume = function(volume) {
var vol = Math.floor(volume);
// save the volume in the cookie
var date = new Date();
date.setTime(date.getTime() + (365 * 24 * 60 * 60 * 1000));
soundVolume = vol;
document.cookie = ['scPlayer_volume=', vol, '; expires=', date.toUTCString(), '; path="/"'].join('');
// update the volume in the engine
audioEngine.setVolume(soundVolume);
},
positionPoll;
// listen to audio engine events
$doc
.bind('scPlayer:onAudioReady', function(event) {
log('onPlayerReady: audio engine is ready');
audioEngine.play();
// set initial volume
onVolume(soundVolume);
})
// when the loaded track started to play
.bind('scPlayer:onMediaPlay', function(event) {
clearInterval(positionPoll);
positionPoll = setInterval(function() {
var duration = audioEngine.getDuration(),
position = audioEngine.getPosition(),
relative = (position / duration);
// update the scrubber width
updates.$played.css('width', (100 * relative) + '%');
// show the position in the track position counter
updates.position.innerHTML = timecode(position);
// announce the track position to the DOM
$doc.trigger({
type: 'onMediaTimeUpdate.scPlayer',
duration: duration,
position: position,
relative: relative
});
}, 500);
})
// when the loaded track is was paused
.bind('scPlayer:onMediaPause', function(event) {
clearInterval(positionPoll);
positionPoll = null;
})
// change the volume
.bind('scPlayer:onVolumeChange', function(event) {
onVolume(event.volume);
})
.bind('scPlayer:onMediaEnd', function(event) {
onFinish();
})
.bind('scPlayer:onMediaBuffering', function(event) {
updates.$buffer.css('width', event.percent + '%');
});
// Generate custom skinnable HTML/CSS/JavaScript based SoundCloud players from links to SoundCloud resources
$.scPlayer = function(options, node) {
var opts = $.extend({}, $.scPlayer.defaults, options),
playerId = players.length,
$source = node && $(node),
sourceClasses = $source[0].className.replace('sc-player', ''),
links = opts.links || $.map($('a', $source).add($source.filter('a')), function(val) { return {url: val.href, title: val.innerHTML}; }),
$player = $('<div class="sc-player loading"></div>').data('sc-player', {id: playerId}),
$artworks = $('<ol class="sc-artwork-list"></ol>').appendTo($player),
$info = $('<div class="sc-info"><h3></h3><h4></h4><p></p><a href="#" class="sc-info-close">X</a></div>').appendTo($player),
$controls = $('<div class="sc-controls"></div>').appendTo($player),
$list = $('<ol class="sc-trackslist"></ol>').appendTo($player);
// add the classes of the source node to the player itself
// the players can be indvidually styled this way
if(sourceClasses || opts.customClass){
$player.addClass(sourceClasses).addClass(opts.customClass);
}
// adding controls to the player
$player
.find('.sc-controls')
.append('<a href="#play" class="sc-play">Play</a> <a href="#pause" class="sc-pause hidden">Pause</a>')
.end()
.append('<a href="#info" class="sc-info-toggle">Info</a>')
.append('<div class="sc-scrubber"></div>')
.find('.sc-scrubber')
.append('<div class="sc-volume-slider"><span class="sc-volume-status" style="width:' + soundVolume +'%"></span></div>')
.append('<div class="sc-time-span"><div class="sc-waveform-container"></div><div class="sc-buffer"></div><div class="sc-played"></div></div>')
.append('<div class="sc-time-indicators"><span class="sc-position"></span> | <span class="sc-duration"></span></div>');
// load and parse the track data from SoundCloud API
loadTracksData($player, links, opts.apiKey);
// init the player GUI, when the tracks data was laoded
$player.bind('onTrackDataLoaded.scPlayer', function(event) {
// log('onTrackDataLoaded.scPlayer', event.playerObj, playerId, event.target);
var tracks = event.playerObj.tracks;
if (opts.randomize) {
tracks = shuffle(tracks);
}
// create the playlist
$.each(tracks, function(index, track) {
var active = index === 0;
// create an item in the playlist
$('<li><a href="' + track.permalink_url +'">' + track.title + '</a><span class="sc-track-duration">' + timecode(track.duration) + '</span></li>').data('sc-track', {id:index}).toggleClass('active', active).appendTo($list);
// create an item in the artwork list
$('<li></li>')
.append(artworkImage(track, index >= opts.loadArtworks))
.appendTo($artworks)
.toggleClass('active', active)
.data('sc-track', track);
});
// update the element before rendering it in the DOM
$player.each(function() {
if($.isFunction(opts.beforeRender)){
opts.beforeRender.call(this, tracks);
}
});
// set the first track's duration
$('.sc-duration', $player)[0].innerHTML = timecode(tracks[0].duration);
$('.sc-position', $player)[0].innerHTML = timecode(0);
// set up the first track info
updateTrackInfo($player, tracks[0]);
// if continous play enabled always skip to the next track after one finishes
if (opts.continuePlayback) {
$player.bind('onPlayerTrackFinish', function(event) {
onSkip($player);
});
}
// announce the succesful initialization
$player
.removeClass('loading')
.trigger('onPlayerInit');
// if auto play is enabled and it's the first player, start playing
if(opts.autoPlay && !didAutoPlay){
onPlay($player);
didAutoPlay = true;
}
});
// replace the DOM source (if there's one)
$source.each(function(index) {
$(this).replaceWith($player);
});
return $player;
};
// stop all players, might be useful, before replacing the player dynamically
$.scPlayer.stopAll = function() {
$('.sc-player.playing a.sc-pause').click();
};
// destroy all the players and audio engine, usefull when reloading part of the page and audio has to stop
$.scPlayer.destroy = function() {
$('.sc-player, .sc-player-engine-container').remove();
};
// plugin wrapper
$.fn.scPlayer = function(options) {
// reset the auto play
didAutoPlay = false;
// create the players
this.each(function() {
$.scPlayer(options, this);
});
return this;
};
// default plugin options
$.scPlayer.defaults = $.fn.scPlayer.defaults = {
customClass: null,
// do something with the dom object before you render it, add nodes, get more data from the services etc.
beforeRender : function(tracksData) {
var $player = $(this);
},
// initialization, when dom is ready
onDomReady : function() {
$('a.sc-player, div.sc-player').scPlayer();
},
autoPlay: false,
continuePlayback: false,
randomize: false,
loadArtworks: 5,
// the default Api key should be replaced by your own one
// get it here http://soundcloud.com/you/apps/new
//apiKey: 'bdb4efe7c6e6c2649fb06d75d3a237c0'
apiKey: 'bdb4efe7c6e6c2649fb06d75d3a237c'
};
// the GUI event bindings
//--------------------------------------------------------
// toggling play/pause
$(document).on('click','a.sc-play, a.sc-pause', function(event) {
var $list = $(this).closest('.sc-player').find('ol.sc-trackslist');
// simulate the click in the tracklist
$list.find('li.active').click();
return false;
});
// displaying the info panel in the player
$(document).on('click','a.sc-info-toggle, a.sc-info-close', function(event) {
var $link = $(this);
$link.closest('.sc-player')
.find('.sc-info').toggleClass('active').end()
.find('a.sc-info-toggle').toggleClass('active');
return false;
});
// selecting tracks in the playlist
$(document).on('click','.sc-trackslist li', function(event) {
var $track = $(this),
$player = $track.closest('.sc-player'),
trackId = $track.data('sc-track').id,
play = $player.is(':not(.playing)') || $track.is(':not(.active)');
if (play) {
onPlay($player, trackId);
}else{
onPause($player);
}
$track.addClass('active').siblings('li').removeClass('active');
$('.artworks li', $player).each(function(index) {
$(this).toggleClass('active', index === trackId);
});
return false;
});
var scrub = function(node, xPos) {
var $scrubber = $(node).closest('.sc-time-span'),
$buffer = $scrubber.find('.sc-buffer'),
$available = $scrubber.find('.sc-waveform-container img'),
$player = $scrubber.closest('.sc-player'),
relative = Math.min($buffer.width(), (xPos - $available.offset().left)) / $available.width();
onSeek($player, relative);
};
var onTouchMove = function(ev) {
if (ev.targetTouches.length === 1) {
scrub(ev.target, ev.targetTouches && ev.targetTouches.length && ev.targetTouches[0].clientX);
ev.preventDefault();
}
};
// seeking in the loaded track buffer
$(document)
.on('click','.sc-time-span', function(event) {
scrub(this, event.pageX);
return false;
})
.on('touchstart','.sc-time-span', function(event) {
this.addEventListener('touchmove', onTouchMove, false);
event.originalEvent.preventDefault();
})
.on('touchend','.sc-time-span', function(event) {
this.removeEventListener('touchmove', onTouchMove, false);
event.originalEvent.preventDefault();
});
// changing volume in the player
var startVolumeTracking = function(node, startEvent) {
var $node = $(node),
originX = $node.offset().left,
originWidth = $node.width(),
getVolume = function(x) {
return Math.floor(((x - originX)/originWidth)*100);
},
update = function(event) {
$doc.trigger({type: 'scPlayer:onVolumeChange', volume: getVolume(event.pageX)});
};
$node.bind('mousemove.sc-player', update);
update(startEvent);
};
var stopVolumeTracking = function(node, event) {
$(node).unbind('mousemove.sc-player');
};
$(document)
.on('mousedown','.sc-volume-slider', function(event) {
startVolumeTracking(this, event);
})
.on('mouseup','.sc-volume-slider', function(event) {
stopVolumeTracking(this, event);
});
$doc.bind('scPlayer:onVolumeChange', function(event) {
$('span.sc-volume-status').css({width: event.volume + '%'});
});
// -------------------------------------------------------------------
// the default Auto-Initialization
$(function() {
if($.isFunction($.scPlayer.defaults.onDomReady)){
$.scPlayer.defaults.onDomReady();
}
});
})(jQuery);
/* TEST CODE */
//console.log('common.js loaded!');