WordPress/wp-includes/js/media/models/post-media.js

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/*globals wp, Backbone, _ */
/**
* wp.media.model.PostMedia
*
* Shared model class for audio and video. Updates the model after
* "Add Audio|Video Source" and "Replace Audio|Video" states return
*
* @class
* @augments Backbone.Model
*/
var PostMedia = Backbone.Model.extend({
initialize: function() {
this.attachment = false;
},
setSource: function( attachment ) {
this.attachment = attachment;
this.extension = attachment.get( 'filename' ).split('.').pop();
if ( this.get( 'src' ) && this.extension === this.get( 'src' ).split('.').pop() ) {
this.unset( 'src' );
}
if ( _.contains( wp.media.view.settings.embedExts, this.extension ) ) {
this.set( this.extension, this.attachment.get( 'url' ) );
} else {
this.unset( this.extension );
}
},
changeAttachment: function( attachment ) {
this.setSource( attachment );
this.unset( 'src' );
_.each( _.without( wp.media.view.settings.embedExts, this.extension ), function( ext ) {
this.unset( ext );
}, this );
}
});
module.exports = PostMedia;