Ticket #7294: 7294_2.patch

_source/plugins/bidi/plugin.js

@@ -265 +265 @@
         // If the element direction changed, we need to switch the margins of
         // the element and all its children, so it will get really reflected
         // like a mirror. (#5910)
+        function isInDoc( el, doc )
+        {
+                var html = doc.getBody().getParent();
+                while ( el )
+                {
+                        if ( el.equals( html ) )
+                                return true;
+                        el = el.getParent();
+                }
+                return false;
+        }
         function dirChangeNotifier( org )
         {
                 var isAttribute = org == elementProto.setAttribute,
@@ -275 +286 @@
                 {
                         if ( !this.getDocument().equals( CKEDITOR.document ) )
                         {
-                                var orgDir, dir;
-                                if ( name == ( isAttribute || isRemoveAttribute ? 'dir' : 'direction' ) ||
-                                         name == 'style' && ( isRemoveAttribute || dirStyleRegexp.test( val ) ) )
+                                var orgDir;
+                                if ( ( name == ( isAttribute || isRemoveAttribute ? 'dir' : 'direction' ) ||
+                                         name == 'style' && ( isRemoveAttribute || dirStyleRegexp.test( val ) ) ) && isInDoc( this, this.getDocument() ) )
                                 {
                                         orgDir = this.getDirection( 1 );
                                         var retval = org.apply( this, arguments );