X-Git-Url: https://git.heureux-cyclage.org/?p=lhc%2Fweb%2Fwiklou.git;a=blobdiff_plain;f=includes%2Fapi%2FApiQueryCategories.php;h=7b447cb942af28591d5195a757aceac96a089e94;hp=c4428d575a1a845cec7f59d65b5199b7f31c533a;hb=6b3e5511fb848890f174690885e748b90389c0b8;hpb=3d831abcb7a29513ba170095b4afc35112d64829

diff --git a/includes/api/ApiQueryCategories.php b/includes/api/ApiQueryCategories.php
index c4428d575a..7b447cb942 100644
--- a/includes/api/ApiQueryCategories.php
+++ b/includes/api/ApiQueryCategories.php
@@ -1,9 +1,5 @@
 <?php
 /**
- *
- *
- * Created on May 13, 2007
- *
  * Copyright © 2006 Yuri Astrakhan "<Firstname><Lastname>@gmail.com"
  *
  * This program is free software; you can redistribute it and/or modify
@@ -69,7 +65,7 @@ class ApiQueryCategories extends ApiQueryGeneratorBase {
 
 		$this->addTables( 'categorylinks' );
 		$this->addWhereFld( 'cl_from', array_keys( $this->getPageSet()->getGoodTitles() ) );
-		if ( !is_null( $params['categories'] ) ) {
+		if ( $params['categories'] ) {
 			$cats = [];
 			foreach ( $params['categories'] as $cat ) {
 				$title = Title::newFromText( $cat );
@@ -79,6 +75,10 @@ class ApiQueryCategories extends ApiQueryGeneratorBase {
 					$cats[] = $title->getDBkey();
 				}
 			}
+			if ( !$cats ) {
+				// No titles so no results
+				return;
+			}
 			$this->addWhereFld( 'cl_to', $cats );
 		}