Ticket #22740: 22740.diff

wp-includes/js/media-views.js

@@ -761 +761 @@
                                 url = this.props.get('url'),
                                 image = new Image();
 
+                        // Try to load the image and find its width/height.
                         image.onload = function() {
                                 if ( state !== frame.state() || url !== state.props.get('url') )
                                         return;
@@ -773 +774 @@
                         };
 
                         image.src = url;
+
+                        // Check if the URL looks like an image; skew toward success.
+                        url = url.replace( /([?|#].*)$/, '' );
+                        if ( /\.(png|jpe?g|gif)$/i.test( url ) )
+                                attributes.type = 'image';
                 },
 
                 refresh: function() {