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| 1 | <?php |
| 2 | /** |
| 3 | * Copyright © 2006 Yuri Astrakhan "<Firstname><Lastname>@gmail.com" |
| 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 | */ |
| 22 | |
| 23 | use MediaWiki\Title\Title; |
| 24 | |
| 25 | /** |
| 26 | * This query adds the "<categories>" subelement to all pages with the list of |
| 27 | * categories the page is in. |
| 28 | * |
| 29 | * @ingroup API |
| 30 | */ |
| 31 | class ApiQueryCategoryInfo extends ApiQueryBase { |
| 32 | |
| 33 | public function __construct( ApiQuery $query, $moduleName ) { |
| 34 | parent::__construct( $query, $moduleName, 'ci' ); |
| 35 | } |
| 36 | |
| 37 | public function execute() { |
| 38 | $params = $this->extractRequestParams(); |
| 39 | $alltitles = $this->getPageSet()->getGoodAndMissingTitlesByNamespace(); |
| 40 | if ( empty( $alltitles[NS_CATEGORY] ) ) { |
| 41 | return; |
| 42 | } |
| 43 | $categories = $alltitles[NS_CATEGORY]; |
| 44 | |
| 45 | $titles = $this->getPageSet()->getGoodAndMissingPages(); |
| 46 | $cattitles = []; |
| 47 | foreach ( $categories as $c ) { |
| 48 | /** @var Title $t */ |
| 49 | $t = $titles[$c]; |
| 50 | $cattitles[$c] = $t->getDBkey(); |
| 51 | } |
| 52 | |
| 53 | $this->addTables( [ 'category', 'page', 'page_props' ] ); |
| 54 | $this->addJoinConds( [ |
| 55 | 'page' => [ 'LEFT JOIN', [ |
| 56 | 'page_namespace' => NS_CATEGORY, |
| 57 | 'page_title=cat_title' ] ], |
| 58 | 'page_props' => [ 'LEFT JOIN', [ |
| 59 | 'pp_page=page_id', |
| 60 | 'pp_propname' => 'hiddencat' ] ], |
| 61 | ] ); |
| 62 | |
| 63 | $this->addFields( [ |
| 64 | 'cat_title', |
| 65 | 'cat_pages', |
| 66 | 'cat_subcats', |
| 67 | 'cat_files', |
| 68 | 'cat_hidden' => 'pp_propname' |
| 69 | ] ); |
| 70 | $this->addWhere( [ 'cat_title' => $cattitles ] ); |
| 71 | |
| 72 | if ( $params['continue'] !== null ) { |
| 73 | $this->addWhere( $this->getDB()->expr( 'cat_title', '>=', $params['continue'] ) ); |
| 74 | } |
| 75 | $this->addOption( 'ORDER BY', 'cat_title' ); |
| 76 | |
| 77 | $res = $this->select( __METHOD__ ); |
| 78 | |
| 79 | $catids = array_flip( $cattitles ); |
| 80 | foreach ( $res as $row ) { |
| 81 | $vals = []; |
| 82 | $vals['size'] = (int)$row->cat_pages; |
| 83 | $vals['pages'] = $row->cat_pages - $row->cat_subcats - $row->cat_files; |
| 84 | $vals['files'] = (int)$row->cat_files; |
| 85 | $vals['subcats'] = (int)$row->cat_subcats; |
| 86 | $vals['hidden'] = (bool)$row->cat_hidden; |
| 87 | $fit = $this->addPageSubItems( $catids[$row->cat_title], $vals ); |
| 88 | if ( !$fit ) { |
| 89 | $this->setContinueEnumParameter( 'continue', $row->cat_title ); |
| 90 | break; |
| 91 | } |
| 92 | } |
| 93 | } |
| 94 | |
| 95 | public function getCacheMode( $params ) { |
| 96 | return 'public'; |
| 97 | } |
| 98 | |
| 99 | public function getAllowedParams() { |
| 100 | return [ |
| 101 | 'continue' => [ |
| 102 | ApiBase::PARAM_HELP_MSG => 'api-help-param-continue', |
| 103 | ], |
| 104 | ]; |
| 105 | } |
| 106 | |
| 107 | protected function getExamplesMessages() { |
| 108 | return [ |
| 109 | 'action=query&prop=categoryinfo&titles=Category:Foo|Category:Bar' |
| 110 | => 'apihelp-query+categoryinfo-example-simple', |
| 111 | ]; |
| 112 | } |
| 113 | |
| 114 | public function getHelpUrls() { |
| 115 | return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Categoryinfo'; |
| 116 | } |
| 117 | } |