wp/wp-includes/js/mediaelement/mediaelement-migrate.js
changeset 7 cf61fcea0001
equal deleted inserted replaced
6:490d5cc509ed 7:cf61fcea0001
       
     1 /* global console, MediaElementPlayer, mejs */
       
     2 (function ( window, $ ) {
       
     3 	// Reintegrate `plugins` since they don't exist in MEJS anymore; it won't affect anything in the player
       
     4 	if (mejs.plugins === undefined) {
       
     5 		mejs.plugins = {};
       
     6 		mejs.plugins.silverlight = [];
       
     7 		mejs.plugins.silverlight.push({
       
     8 			types: []
       
     9 		});
       
    10 	}
       
    11 
       
    12 	// Inclusion of old `HtmlMediaElementShim` if it doesn't exist
       
    13 	mejs.HtmlMediaElementShim = mejs.HtmlMediaElementShim || {
       
    14 		getTypeFromFile: mejs.Utils.getTypeFromFile
       
    15 	};
       
    16 
       
    17 	// Add missing global variables for backward compatibility
       
    18 	if (mejs.MediaFeatures === undefined) {
       
    19 		mejs.MediaFeatures = mejs.Features;
       
    20 	}
       
    21 	if (mejs.Utility === undefined) {
       
    22 		mejs.Utility = mejs.Utils;
       
    23 	}
       
    24 
       
    25 	/**
       
    26 	 * Create missing variables and have default `classPrefix` overridden to avoid issues.
       
    27 	 *
       
    28 	 * `media` is now a fake wrapper needed to simplify manipulation of various media types,
       
    29 	 * so in order to access the `video` or `audio` tag, use `media.originalNode` or `player.node`;
       
    30 	 * `player.container` used to be jQuery but now is a HTML element, and many elements inside
       
    31 	 * the player rely on it being a HTML now, so its conversion is difficult; however, a
       
    32 	 * `player.$container` new variable has been added to be used as jQuery object
       
    33 	 */
       
    34 	var init = MediaElementPlayer.prototype.init;
       
    35 	MediaElementPlayer.prototype.init = function () {
       
    36 		this.options.classPrefix = 'mejs-';
       
    37 		this.$media = this.$node = $( this.node );
       
    38 		init.call( this );
       
    39 	};
       
    40 
       
    41 	var ready = MediaElementPlayer.prototype._meReady;
       
    42 	MediaElementPlayer.prototype._meReady = function () {
       
    43 		this.container = $( this.container) ;
       
    44 		this.controls = $( this.controls );
       
    45 		this.layers = $( this.layers );
       
    46 		ready.apply( this, arguments );
       
    47 	};
       
    48 
       
    49 	// Override method so certain elements can be called with jQuery
       
    50 	MediaElementPlayer.prototype.getElement = function ( el ) {
       
    51 		return $ !== undefined && el instanceof $ ? el[0] : el;
       
    52 	};
       
    53 
       
    54 	// Add jQuery ONLY to most of custom features' arguments for backward compatibility; default features rely 100%
       
    55 	// on the arguments being HTML elements to work properly
       
    56 	MediaElementPlayer.prototype.buildfeatures = function ( player, controls, layers, media ) {
       
    57 		var defaultFeatures = [
       
    58 			'playpause',
       
    59 			'current',
       
    60 			'progress',
       
    61 			'duration',
       
    62 			'tracks',
       
    63 			'volume',
       
    64 			'fullscreen'
       
    65 		];
       
    66 		for (var i = 0, total = this.options.features.length; i < total; i++) {
       
    67 			var feature = this.options.features[i];
       
    68 			if (this['build' + feature]) {
       
    69 				try {
       
    70 					// Use jQuery for non-default features
       
    71 					if (defaultFeatures.indexOf(feature) === -1) {
       
    72 						this['build' + feature]( player, $(controls), $(layers), media );
       
    73 					} else {
       
    74 						this['build' + feature]( player, controls, layers, media );
       
    75 					}
       
    76 
       
    77 				} catch (e) {
       
    78 					console.error( 'error building ' + feature, e );
       
    79 				}
       
    80 			}
       
    81 		}
       
    82 	};
       
    83 
       
    84 })( window, jQuery );