Should fix Undefined index: tag in includes/api/ApiQueryRevisions.php on line 152...

diff --git a/includes/api/ApiQueryRevisions.php b/includes/api/ApiQueryRevisions.php
index 5066b5c..e4e4d12 100644 (file)
--- a/includes/api/ApiQueryRevisions.php
+++ b/includes/api/ApiQueryRevisions.php
@@ -149,7 +149,7 @@ class ApiQueryRevisions extends ApiQueryBase {
                        $this->addFields('ts_tags');
                }
                
-               if( !is_null($params['tag']) ) {
+               if( isset( $params['tag'] ) && !is_null( $params['tag'] ) ) {
                        $this->addTables('change_tag');
                        $this->addJoinConds(array('change_tag' => array('INNER JOIN', array('rev_id=ct_rev_id'))));
                        $this->addWhereFld('ct_tag' , $params['tag']);