TinyMCE, inline link: when doing undo/redo with keyboard shortcut, do not focus the inline dialog. Cannot do consecutive undo/redo if the focus is moved away from the editor.

See #33301.
Built from https://develop.svn.wordpress.org/trunk@36982


git-svn-id: http://core.svn.wordpress.org/trunk@36949 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/js/tinymce/plugins/wplink/plugin.js

@@ -90,6 +90,8 @@
 		var previewInstance;
 		var inputInstance;
 		var linkNode;
+		var doingUndoRedo;
+		var doingUndoRedoTimer;
 		var $ = window.jQuery;
 
 		function getSelectedLink() {
@@ -166,8 +168,10 @@
 									element.value = window.wpLink.getUrlFromSelection( selection );
 								}
 
-								element.focus();
-								element.select();
+								if ( ! doingUndoRedo ) {
+									element.focus();
+									element.select();
+								}
 							}
 						} );
 					}
@@ -301,6 +305,25 @@
 			}
 		});
 
+		// When doing undo and redo with keyboard shortcuts (Ctrl|Cmd+Z, Ctrl|Cmd+Shift+Z, Ctrl|Cmd+Y),
+		// set a flag to not focus the inline dialog. The editor has to remain focused so the users can do consecutive undo/redo.
+		editor.on( 'keydown', function( event ) {
+			if ( event.altKey || ( tinymce.Env.mac && ( ! event.metaKey || event.ctrlKey ) ) ||
+				( ! tinymce.Env.mac && ! event.ctrlKey ) ) {
+
+				return;
+			}
+
+			if ( event.keyCode === 89 || event.keyCode === 90 ) { // Y or Z
+				doingUndoRedo = true;
+
+				window.clearTimeout( doingUndoRedoTimer );
+				doingUndoRedoTimer = window.setTimeout( function() {
+					doingUndoRedo = false;
+				}, 500 );
+			}
+		} );
+
 		editor.addButton( 'wp_link_preview', {
 			type: 'WPLinkPreview',
 			onPostRender: function() {

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.5-beta3-36981';
+$wp_version = '4.5-beta3-36982';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.