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<?php
/**
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @ingroup Pager
*/
namespace MediaWiki\Pager;
use MediaWiki\Cache\LinkBatchFactory;
use MediaWiki\Context\IContextSource;
use MediaWiki\Html\Html;
use MediaWiki\HTMLForm\HTMLForm;
use MediaWiki\Linker\LinkRenderer;
use MediaWiki\Title\Title;
use MediaWiki\Title\TitleValue;
use Wikimedia\Rdbms\IConnectionProvider;
/**
* @ingroup Pager
*/
class CategoryPager extends AlphabeticPager {
private LinkBatchFactory $linkBatchFactory;
public function __construct(
IContextSource $context,
LinkBatchFactory $linkBatchFactory,
LinkRenderer $linkRenderer,
IConnectionProvider $dbProvider,
string $from
) {
// Set database before parent constructor to avoid setting it there
$this->mDb = $dbProvider->getReplicaDatabase();
parent::__construct( $context, $linkRenderer );
$this->linkBatchFactory = $linkBatchFactory;
$from = str_replace( ' ', '_', $from );
if ( $from !== '' ) {
$from = Title::capitalize( $from, NS_CATEGORY );
$this->setOffset( $from );
$this->setIncludeOffset( true );
}
}
public function getQueryInfo() {
return [
'tables' => [ 'category' ],
'fields' => [ 'cat_title', 'cat_pages' ],
'options' => [ 'USE INDEX' => 'cat_title' ],
];
}
public function getIndexField() {
return 'cat_title';
}
public function getDefaultQuery() {
parent::getDefaultQuery();
unset( $this->mDefaultQuery['from'] );
return $this->mDefaultQuery;
}
/* Override getBody to apply LinksBatch on resultset before actually outputting anything. */
public function getBody() {
$batch = $this->linkBatchFactory->newLinkBatch();
$this->mResult->rewind();
foreach ( $this->mResult as $row ) {
$batch->add( NS_CATEGORY, $row->cat_title );
}
$batch->execute();
$this->mResult->rewind();
return parent::getBody();
}
public function formatRow( $result ) {
$title = new TitleValue( NS_CATEGORY, $result->cat_title );
$text = $title->getText();
$link = $this->getLinkRenderer()->makeLink( $title, $text );
$count = $this->msg( 'nmembers' )->numParams( $result->cat_pages )->escaped();
return Html::rawElement( 'li', [], $this->getLanguage()->specialList( $link, $count ) ) . "\n";
}
public function getStartForm( $from ) {
$formDescriptor = [
'from' => [
'type' => 'title',
'namespace' => NS_CATEGORY,
'relative' => true,
'label-message' => 'categoriesfrom',
'name' => 'from',
'id' => 'from',
'size' => 20,
'default' => $from,
],
];
$htmlForm = HTMLForm::factory( 'ooui', $formDescriptor, $this->getContext() )
->setSubmitTextMsg( 'categories-submit' )
->setWrapperLegendMsg( 'categories' )
->setMethod( 'get' );
return $htmlForm->prepareForm()->getHTML( false );
}
}
/**
* Retain the old class name for backwards compatibility.
* @deprecated since 1.41
*/
class_alias( CategoryPager::class, 'CategoryPager' );
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