Ticket #28173: 28173.patch

src/wp-includes/js/media-editor.js

@@ -757 +757 @@
                  * @param {string} html Content to send to the editor
                  */
                 insert: function( html ) {
-                        var editor,
+                        var editor, wpActiveEditor,
                                 hasTinymce = ! _.isUndefined( window.tinymce ),
-                                hasQuicktags = ! _.isUndefined( window.QTags ),
+                                hasQuicktags = ! _.isUndefined( window.QTags );
+
+                        if ( this.activeEditor ) {
+                                wpActiveEditor = window.wpActiveEditor = this.activeEditor;
+                        } else {
                                 wpActiveEditor = window.wpActiveEditor;
+                        }
 
                         // Delegate to the global `send_to_editor` if it exists.
                         // This attempts to play nice with any themes/plugins that have
@@ -921 +926 @@
                         }
 
                         // If an empty `id` is provided, default to `wpActiveEditor`.
-                        id = wpActiveEditor;
+                        id = window.wpActiveEditor;
 
                         // If that doesn't work, fall back to `tinymce.activeEditor.id`.
                         if ( ! id && ! _.isUndefined( window.tinymce ) && tinymce.activeEditor ) {
@@ -1053 +1058 @@
                         options = options || {};
 
                         id = this.id( id );
+                        this.activeEditor = id;
 
                         workflow = this.get( id );