Don't temp users with rollback links to uneditable pages

diff --git a/includes/DifferenceEngine.php b/includes/DifferenceEngine.php
index 09f8849..e74e4c7 100644 (file)
--- a/includes/DifferenceEngine.php
+++ b/includes/DifferenceEngine.php
@@ -156,7 +156,9 @@ CONTROL;
 
                $sk = $wgUser->getSkin();
 
-               if ( $this->mNewRev->isCurrent() && $wgUser->isAllowed('rollback') ) {
+               // Check if page is editable
+               $editable = $this->mNewRev->getTitle()->userCan( 'edit' );
+               if ( $editable && $this->mNewRev->isCurrent() && $wgUser->isAllowed('rollback') ) {
                        $rollback = '   ' . $sk->generateRollback( $this->mNewRev );
                } else {
                        $rollback = '';