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* Check properties against the `window` object when using `_.isUndefined()` on globals * Fix a typo for `$safe_type` introduced in [27311] See #26631. Built from https://develop.svn.wordpress.org/trunk@27320 git-svn-id: http://core.svn.wordpress.org/trunk@27172 1a063a9b-81f0-0310-95a4-ce76da25c4cd
129 lines
3.3 KiB
JavaScript
129 lines
3.3 KiB
JavaScript
/*globals window, document, jQuery, _, Backbone, _wpmejsSettings */
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(function ($, _, Backbone) {
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"use strict";
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var WPPlaylistView = Backbone.View.extend({
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index : 0,
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itemTemplate : wp.template('wp-playlist-item'),
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initialize : function () {
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var settings = {};
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this.data = $.parseJSON( this.$('script').html() );
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this.playerNode = this.$( this.data.type );
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this.tracks = new Backbone.Collection( this.data.tracks );
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this.current = this.tracks.first();
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if ( 'audio' === this.data.type ) {
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this.currentTemplate = wp.template('wp-playlist-current-item');
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this.currentNode = this.$( '.wp-playlist-current-item' );
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}
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this.renderCurrent();
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if ( this.data.tracklist ) {
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this.renderTracks();
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}
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this.playerNode.attr( 'src', this.current.get('src') );
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_.bindAll( this, 'bindPlayer', 'ended', 'clickTrack' );
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if ( ! _.isUndefined( window._wpmejsSettings ) ) {
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settings.pluginPath = _wpmejsSettings.pluginPath;
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}
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settings.success = this.bindPlayer;
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new MediaElementPlayer( this.playerNode.get(0), settings );
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},
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renderCurrent : function () {
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var dimensions;
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if ( 'video' === this.data.type ) {
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if ( this.data.images && this.current.get( 'image' ) ) {
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this.playerNode.attr( 'poster', this.current.get( 'image' ).src );
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}
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dimensions = this.current.get( 'dimensions' ).resized;
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this.playerNode.attr( dimensions );
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} else {
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if ( ! this.data.images ) {
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this.current.set( 'image', false );
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}
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this.currentNode.html( this.currentTemplate( this.current.toJSON() ) );
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}
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},
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renderTracks : function () {
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var that = this, i = 1, tracklist = $( '<div class="wp-playlist-tracks"></div>' );
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this.tracks.each(function (model) {
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if ( ! that.data.images ) {
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model.set( 'image', false );
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}
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model.set( 'artists', that.data.artists );
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model.set( 'index', that.data.tracknumbers ? i : false );
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tracklist.append( that.itemTemplate( model.toJSON() ) );
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i += 1;
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});
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this.$el.append( tracklist );
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},
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events : {
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'click .wp-playlist-item' : 'clickTrack',
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'click .wp-playlist-next' : 'next',
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'click .wp-playlist-prev' : 'prev'
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},
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bindPlayer : function (mejs) {
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this.player = mejs;
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this.player.addEventListener( 'ended', this.ended );
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},
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clickTrack : function (e) {
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this.index = this.$( '.wp-playlist-item' ).index( e.currentTarget );
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this.setCurrent();
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},
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ended : function () {
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if ( this.index + 1 < this.tracks.length ) {
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this.next();
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} else {
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this.index = 0;
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this.current = this.tracks.at( this.index );
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this.loadCurrent();
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}
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},
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next : function () {
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this.index = this.index + 1 >= this.tracks.length ? 0 : this.index + 1;
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this.setCurrent();
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},
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prev : function () {
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this.index = this.index - 1 < 0 ? this.tracks.length - 1 : this.index - 1;
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this.setCurrent();
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},
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loadCurrent : function () {
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this.player.pause();
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this.playerNode.attr( 'src', this.current.get( 'src' ) );
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this.renderCurrent();
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this.player.load();
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},
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setCurrent : function () {
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this.current = this.tracks.at( this.index );
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this.loadCurrent();
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this.player.play();
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}
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});
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$(document).ready(function () {
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$('.wp-playlist').each(function () {
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return new WPPlaylistView({ el: this });
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});
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});
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}(jQuery, _, Backbone)); |