Merge "Show a warning in edit preview when a template loop is detected"
[lhc/web/wiklou.git] / includes / specialpage / PageQueryPage.php
1 <?php
2 /**
3 * Variant of QueryPage which formats the result as a simple link to the page.
4 *
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.
9 *
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.
14 *
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
19 *
20 * @file
21 * @ingroup SpecialPage
22 */
23
24 use Wikimedia\Rdbms\ResultWrapper;
25 use Wikimedia\Rdbms\IDatabase;
26
27 /**
28 * Variant of QueryPage which formats the result as a simple link to the page
29 *
30 * @ingroup SpecialPage
31 */
32 abstract class PageQueryPage extends QueryPage {
33 /**
34 * Run a LinkBatch to pre-cache LinkCache information,
35 * like page existence and information for stub color and redirect hints.
36 * This should be done for live data and cached data.
37 *
38 * @param IDatabase $db
39 * @param ResultWrapper $res
40 */
41 public function preprocessResults( $db, $res ) {
42 $this->executeLBFromResultWrapper( $res );
43 }
44
45 /**
46 * Format the result as a simple link to the page
47 *
48 * @param Skin $skin
49 * @param object $row Result row
50 * @return string
51 */
52 public function formatResult( $skin, $row ) {
53 global $wgContLang;
54
55 $title = Title::makeTitleSafe( $row->namespace, $row->title );
56
57 if ( $title instanceof Title ) {
58 $text = $wgContLang->convert( $title->getPrefixedText() );
59 return $this->getLinkRenderer()->makeLink( $title, $text );
60 } else {
61 return Html::element( 'span', [ 'class' => 'mw-invalidtitle' ],
62 Linker::getInvalidTitleDescription( $this->getContext(), $row->namespace, $row->title ) );
63 }
64 }
65 }