<?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
$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 );
$cats[] = $title->getDBkey();
}
}
+ if ( !$cats ) {
+ // No titles so no results
+ return;
+ }
$this->addWhereFld( 'cl_to', $cats );
}