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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
*/
namespace MediaWiki\Preferences;
use MediaWiki\MediaWikiServices;
use MediaWiki\Page\PageStore;
use MediaWiki\Page\ProperPageIdentity;
use MediaWiki\Title\TitleFactory;
use MediaWiki\Title\TitleFormatter;
class MultiTitleFilter implements Filter {
/**
* @var PageStore
*/
private $pageStore;
/**
* @var TitleFormatter
*/
private $titleFormatter;
/**
* @param TitleFactory|null $titleFactory unused
* @param PageStore|null $pageStore
* @param TitleFormatter|null $titleFormatter
*/
public function __construct(
?TitleFactory $titleFactory = null, ?PageStore $pageStore = null, ?TitleFormatter $titleFormatter = null ) {
$this->pageStore = $pageStore;
$this->titleFormatter = $titleFormatter;
}
/**
* @inheritDoc
*/
public function filterForForm( $value ) {
$ids = array_map( 'intval', preg_split( '/\n/', $value, -1, PREG_SPLIT_NO_EMPTY ) );
$pageRecords = $this->getPageStore()
->newSelectQueryBuilder()
->wherePageIds( $ids )
->caller( __METHOD__ )
->fetchPageRecords();
return implode( "\n", array_map( function ( $pageRecord ) {
return $this->getTitleFormatter()->getPrefixedText( $pageRecord );
}, iterator_to_array( $pageRecords ) ) );
}
/**
* @inheritDoc
*/
public function filterFromForm( $titles ) {
$titles = trim( $titles );
if ( $titles !== '' ) {
$titles = preg_split( '/\n/', $titles, -1, PREG_SPLIT_NO_EMPTY );
$ids = array_map( function ( $text ) {
$title = $this->getPageStore()->getPageByText( $text );
if ( $title instanceof ProperPageIdentity && $title->getId() > 0 ) {
return $title->getId();
}
return false;
}, $titles );
if ( $ids ) {
return implode( "\n", $ids );
}
}
// If the titles list is null, it should be null (don't save) rather than an empty string.
return null;
}
/**
* @return PageStore
*/
private function getPageStore(): PageStore {
$this->pageStore ??= MediaWikiServices::getInstance()->getPageStore();
return $this->pageStore;
}
/**
* @return TitleFormatter
*/
private function getTitleFormatter(): TitleFormatter {
$this->titleFormatter ??= MediaWikiServices::getInstance()->getTitleFormatter();
return $this->titleFormatter;
}
}
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