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| 1 | <?php |
| 2 | /** |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License as published by |
| 5 | * the Free Software Foundation; either version 2 of the License, or |
| 6 | * (at your option) any later version. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License along |
| 14 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 16 | * http://www.gnu.org/copyleft/gpl.html |
| 17 | * |
| 18 | * @file |
| 19 | * @ingroup Pager |
| 20 | */ |
| 21 | |
| 22 | namespace MediaWiki\Pager; |
| 23 | |
| 24 | use MediaWiki\Cache\LinkBatchFactory; |
| 25 | use MediaWiki\Context\IContextSource; |
| 26 | use MediaWiki\Html\Html; |
| 27 | use MediaWiki\HTMLForm\HTMLForm; |
| 28 | use MediaWiki\Linker\LinkRenderer; |
| 29 | use MediaWiki\Title\Title; |
| 30 | use MediaWiki\Title\TitleValue; |
| 31 | use Wikimedia\Rdbms\IConnectionProvider; |
| 32 | |
| 33 | /** |
| 34 | * @ingroup Pager |
| 35 | */ |
| 36 | class CategoryPager extends AlphabeticPager { |
| 37 | |
| 38 | private LinkBatchFactory $linkBatchFactory; |
| 39 | |
| 40 | /** |
| 41 | * @param IContextSource $context |
| 42 | * @param LinkBatchFactory $linkBatchFactory |
| 43 | * @param LinkRenderer $linkRenderer |
| 44 | * @param IConnectionProvider $dbProvider |
| 45 | * @param string $from |
| 46 | */ |
| 47 | public function __construct( |
| 48 | IContextSource $context, |
| 49 | LinkBatchFactory $linkBatchFactory, |
| 50 | LinkRenderer $linkRenderer, |
| 51 | IConnectionProvider $dbProvider, |
| 52 | $from |
| 53 | ) { |
| 54 | // Set database before parent constructor to avoid setting it there |
| 55 | $this->mDb = $dbProvider->getReplicaDatabase(); |
| 56 | parent::__construct( $context, $linkRenderer ); |
| 57 | $this->linkBatchFactory = $linkBatchFactory; |
| 58 | $from = str_replace( ' ', '_', $from ); |
| 59 | if ( $from !== '' ) { |
| 60 | $from = Title::capitalize( $from, NS_CATEGORY ); |
| 61 | $this->setOffset( $from ); |
| 62 | $this->setIncludeOffset( true ); |
| 63 | } |
| 64 | } |
| 65 | |
| 66 | public function getQueryInfo() { |
| 67 | return [ |
| 68 | 'tables' => [ 'category' ], |
| 69 | 'fields' => [ 'cat_title', 'cat_pages' ], |
| 70 | 'options' => [ 'USE INDEX' => 'cat_title' ], |
| 71 | ]; |
| 72 | } |
| 73 | |
| 74 | public function getIndexField() { |
| 75 | return 'cat_title'; |
| 76 | } |
| 77 | |
| 78 | public function getDefaultQuery() { |
| 79 | parent::getDefaultQuery(); |
| 80 | unset( $this->mDefaultQuery['from'] ); |
| 81 | |
| 82 | return $this->mDefaultQuery; |
| 83 | } |
| 84 | |
| 85 | /* Override getBody to apply LinksBatch on resultset before actually outputting anything. */ |
| 86 | public function getBody() { |
| 87 | $batch = $this->linkBatchFactory->newLinkBatch(); |
| 88 | |
| 89 | $this->mResult->rewind(); |
| 90 | |
| 91 | foreach ( $this->mResult as $row ) { |
| 92 | $batch->add( NS_CATEGORY, $row->cat_title ); |
| 93 | } |
| 94 | $batch->execute(); |
| 95 | $this->mResult->rewind(); |
| 96 | |
| 97 | return parent::getBody(); |
| 98 | } |
| 99 | |
| 100 | public function formatRow( $result ) { |
| 101 | $title = new TitleValue( NS_CATEGORY, $result->cat_title ); |
| 102 | $text = $title->getText(); |
| 103 | $link = $this->getLinkRenderer()->makeLink( $title, $text ); |
| 104 | |
| 105 | $count = $this->msg( 'nmembers' )->numParams( $result->cat_pages )->escaped(); |
| 106 | return Html::rawElement( 'li', [], $this->getLanguage()->specialList( $link, $count ) ) . "\n"; |
| 107 | } |
| 108 | |
| 109 | public function getStartForm( $from ) { |
| 110 | $formDescriptor = [ |
| 111 | 'from' => [ |
| 112 | 'type' => 'title', |
| 113 | 'namespace' => NS_CATEGORY, |
| 114 | 'relative' => true, |
| 115 | 'label-message' => 'categoriesfrom', |
| 116 | 'name' => 'from', |
| 117 | 'id' => 'from', |
| 118 | 'size' => 20, |
| 119 | 'default' => $from, |
| 120 | ], |
| 121 | ]; |
| 122 | |
| 123 | $htmlForm = HTMLForm::factory( 'ooui', $formDescriptor, $this->getContext() ) |
| 124 | ->setSubmitTextMsg( 'categories-submit' ) |
| 125 | ->setWrapperLegendMsg( 'categories' ) |
| 126 | ->setMethod( 'get' ); |
| 127 | return $htmlForm->prepareForm()->getHTML( false ); |
| 128 | } |
| 129 | |
| 130 | } |
| 131 | |
| 132 | /** |
| 133 | * Retain the old class name for backwards compatibility. |
| 134 | * @deprecated since 1.41 |
| 135 | */ |
| 136 | class_alias( CategoryPager::class, 'CategoryPager' ); |