Fix EnhancedChangesList::getDiffHistLinks null exception

[lhc/web/wiklou.git] / includes / changes / EnhancedChangesList.php

diff --git a/includes/changes/EnhancedChangesList.php b/includes/changes/EnhancedChangesList.php
index 3aad60e..7e59882 100644 (file)
--- a/includes/changes/EnhancedChangesList.php
+++ b/includes/changes/EnhancedChangesList.php
@@ -34,9 +34,10 @@ class EnhancedChangesList extends ChangesList {
 
        /**
         * @param IContextSource|Skin $obj
+        * @param array $filterGroups Array of ChangesListFilterGroup objects (currently optional)
         * @throws MWException
         */
-       public function __construct( $obj ) {
+       public function __construct( $obj, array $filterGroups = [] ) {
                if ( $obj instanceof Skin ) {
                        // @todo: deprecate constructing with Skin
                        $context = $obj->getContext();
@@ -49,7 +50,7 @@ class EnhancedChangesList extends ChangesList {
                        $context = $obj;
                }
 
-               parent::__construct( $context );
+               parent::__construct( $context, $filterGroups );
 
                // message is set by the parent ChangesList class
                $this->cacheEntryFactory = new RCCacheEntryFactory(
@@ -711,6 +712,11 @@ class EnhancedChangesList extends ChangesList {
                if ( $rc->getAttribute( 'rc_type' ) == RC_CATEGORIZE ) {
                        // For categorizations we must swap the category title with the page title!
                        $pageTitle = Title::newFromID( $rc->getAttribute( 'rc_cur_id' ) );
+                       if ( !$pageTitle ) {
+                               // The page has been deleted, but the RC entry
+                               // deletion job has not run yet. Just skip.
+                               return '';
+                       }
                }
 
                $retVal = ' ' . $this->msg( 'parentheses' )