ApiQueryWatchlist: Handle empty wltypes
[mediawiki.git] / includes / specialpage / PageQueryPage.php
blob3bb3f8515f1a9ffdf6e1d88f802626567c67239b
1 <?php
2 /**
3 * Variant of QueryPage which formats the result as a simple link to the page.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 * http://www.gnu.org/copyleft/gpl.html
20 * @file
21 * @ingroup SpecialPage
24 /**
25 * Variant of QueryPage which formats the result as a simple link to the page
27 * @ingroup SpecialPage
29 abstract class PageQueryPage extends QueryPage {
30 /**
31 * Run a LinkBatch to pre-cache LinkCache information,
32 * like page existence and information for stub color and redirect hints.
33 * This should be done for live data and cached data.
35 * @param IDatabase $db
36 * @param ResultWrapper $res
38 public function preprocessResults( $db, $res ) {
39 $this->executeLBFromResultWrapper( $res );
42 /**
43 * Format the result as a simple link to the page
45 * @param Skin $skin
46 * @param object $row Result row
47 * @return string
49 public function formatResult( $skin, $row ) {
50 global $wgContLang;
52 $title = Title::makeTitleSafe( $row->namespace, $row->title );
54 if ( $title instanceof Title ) {
55 $text = $wgContLang->convert( $title->getPrefixedText() );
56 return Linker::link( $title, htmlspecialchars( $text ) );
57 } else {
58 return Html::element( 'span', [ 'class' => 'mw-invalidtitle' ],
59 Linker::getInvalidTitleDescription( $this->getContext(), $row->namespace, $row->title ) );