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/**
* mediaPlayers is a collection of mediaPlayer objects supported by the client.
*
* @constructor
*/
( function( mw, $ ) { "use strict";
mw.MediaPlayers = function(){
this.init();
};
mw.MediaPlayers.prototype = {
// The list of players supported
players : null,
// Store per mime-type preferences for players
preference : { },
// Stores the default set of players for a given mime type
defaultPlayers : { },
/**
* Initializartion function sets the default order for players for a given
* mime type
*/
init: function() {
this.players = new Array();
this.loadPreferences();
// Set up default players order for each library type
this.defaultPlayers['video/x-flv'] = ['Kplayer', 'Vlc'];
this.defaultPlayers['video/h264'] = ['Native', 'Kplayer', 'Vlc'];
this.defaultPlayers['application/vnd.apple.mpegurl'] = ['Native'];
this.defaultPlayers['video/ogg'] = ['Native', 'Vlc', 'OgvJs', 'Generic', 'VLCApp'];
this.defaultPlayers['audio/webm'] = ['Native', 'Vlc', 'VLCApp', 'IEWebMPrompt'];
this.defaultPlayers['video/webm'] = ['Native', 'Vlc', 'VLCApp', 'IEWebMPrompt'];
this.defaultPlayers['application/ogg'] = ['Native', 'Vlc', 'OgvJs', 'Generic', 'VLCApp'];
this.defaultPlayers['audio/ogg'] = ['Native', 'Vlc', 'OgvJs', 'VLCApp'];
this.defaultPlayers['audio/mpeg']= ['Native', 'Kplayer'];
this.defaultPlayers['audio/mp3']= ['Native', 'Kplayer'];
this.defaultPlayers['audio/mp4']= ['Native'];
this.defaultPlayers['video/mp4'] = ['Native', 'Vlc'];
this.defaultPlayers['video/mpeg'] = ['Vlc'];
this.defaultPlayers['video/x-msvideo'] = ['Vlc'];
// this.defaultPlayers['text/html'] = ['Html'];
//this.defaultPlayers['image/svg'] = ['ImageOverlay'];
this.defaultPlayers['image/jpeg'] = ['ImageOverlay'];
this.defaultPlayers['image/png'] = ['ImageOverlay'];
},
/**
* Adds a Player to the player list
*
* @param {Object}
* player Player object to be added
*/
addPlayer: function( player ) {
for ( var i = 0; i < this.players.length; i++ ) {
if ( this.players[i].id == player.id ) {
// Player already found
return ;
}
}
// Add the player:
this.players.push( player );
},
/**
* Checks if a player is supported by id
*/
isSupportedPlayer: function( playerId ){
for( var i=0; i < this.players.length; i++ ){
if( this.players[i].id == playerId ){
return true;
}
}
return false;
},
/**
* get players that support a given mimeType
*
* @param {String}
* mimeType Mime type of player set
* @return {Array} Array of players that support a the requested mime type
*/
getMIMETypePlayers: function( mimeType ) {
var mimePlayers = new Array();
var _this = this;
var baseMimeType = mimeType.split( ';' )[0];
if ( this.defaultPlayers[ baseMimeType ] ) {
$.each( this.defaultPlayers[ baseMimeType ], function( d, lib ) {
var library = _this.defaultPlayers[ baseMimeType ][ d ];
for ( var i = 0; i < _this.players.length; i++ ) {
if ( _this.players[i].library == library && _this.players[i].supportsMIMEType( mimeType ) ) {
mimePlayers.push( _this.players[i] );
}
}
} );
}
return mimePlayers;
},
/**
* Default player for a given mime type
*
* @param {String}
* mimeType Mime type of the requested player
* @return Player for mime type null if no player found
*/
defaultPlayer : function( mimeType ) {
// mw.log( "get defaultPlayer for " + mimeType );
var mimePlayers = this.getMIMETypePlayers( mimeType );
if ( mimePlayers.length > 0 )
{
// Select the default player:
for ( var i = 0; i < mimePlayers.length; i++ ) {
// Check for native:
if( mimePlayers[i].librayr == 'Native' ){
return mimePlayers[i];
}
// else check for preference
if ( mimePlayers[i].id == this.preference[mimeType] ){
return mimePlayers[i];
}
}
// Otherwise just return the first compatible player
// (it will be chosen according to the defaultPlayers list
return mimePlayers[0];
}
// mw.log( 'No default player found for ' + mimeType );
return null;
},
/**
* Sets the format preference.
*
* @param {String}
* mimeFormat Prefered format
*/
setFormatPreference : function ( mimeFormat ) {
this.preference['formatPreference'] = mimeFormat;
$.cookie( 'EmbedPlayer.Preference', JSON.stringify( this.preference) );
},
/**
* Loads the user preference settings from a cookie
*/
loadPreferences : function ( ) {
this.preference = { };
// See if we have a cookie set to a clientSupported type:
if( $.cookie( 'EmbedPlayer.Preference' ) ) {
this.preference = JSON.parse( $.cookie( 'EmbedPlayer.Preference' ) );
}
},
/**
* Sets the player preference
*
* @param {String}
* playerId Preferred player id
* @param {String}
* mimeType Mime type for the associated player stream
*/
setPlayerPreference : function( playerId, mimeType ) {
var selectedPlayer = null;
for ( var i = 0; i < this.players.length; i++ ) {
if ( this.players[i].id == playerId ) {
selectedPlayer = this.players[i];
mw.log( 'EmbedPlayer::setPlayerPreference: choosing ' + playerId + ' for ' + mimeType );
this.preference[ mimeType ] = playerId;
$.cookie( 'EmbedPlayer.Preference', JSON.stringify( this.preference ) );
break;
}
}
// Update All the player instances on the page
if ( selectedPlayer ) {
$('.mwEmbedPlayer').each(function(inx, playerTarget ){
var embedPlayer = $( playerTarget ).get( 0 );
if ( embedPlayer.mediaElement.selectedSource
&& ( embedPlayer.mediaElement.selectedSource.mimeType == mimeType ) )
{
embedPlayer.selectPlayer( selectedPlayer );
}
});
}
}
};
} )( mediaWiki, jQuery );
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