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| 1 | <?php |
| 2 | /** |
| 3 | * Copyright © 2008 Soxred93 |
| 4 | * |
| 5 | * @license GPL-2.0-or-later |
| 6 | * @file |
| 7 | */ |
| 8 | |
| 9 | namespace MediaWiki\Specials; |
| 10 | |
| 11 | use MediaWiki\FileRepo\RepoGroup; |
| 12 | use MediaWiki\Page\LinkBatchFactory; |
| 13 | use MediaWiki\Page\PageReferenceValue; |
| 14 | use MediaWiki\SpecialPage\WantedQueryPage; |
| 15 | use MediaWiki\Title\Title; |
| 16 | use Wikimedia\Rdbms\IConnectionProvider; |
| 17 | |
| 18 | /** |
| 19 | * List of the most linked non-existent files. |
| 20 | * |
| 21 | * @ingroup SpecialPage |
| 22 | * @author Soxred93 <soxred93@gmail.com> |
| 23 | */ |
| 24 | class SpecialWantedFiles extends WantedQueryPage { |
| 25 | |
| 26 | public function __construct( |
| 27 | private readonly RepoGroup $repoGroup, |
| 28 | IConnectionProvider $dbProvider, |
| 29 | LinkBatchFactory $linkBatchFactory, |
| 30 | ) { |
| 31 | parent::__construct( 'Wantedfiles' ); |
| 32 | $this->setDatabaseProvider( $dbProvider ); |
| 33 | $this->setLinkBatchFactory( $linkBatchFactory ); |
| 34 | } |
| 35 | |
| 36 | /** @inheritDoc */ |
| 37 | protected function getPageHeader() { |
| 38 | # Specifically setting to use "Wanted Files" (NS_MAIN) as title, so as to get what |
| 39 | # category would be used on main namespace pages, for those tricky wikipedia |
| 40 | # admins who like to do {{#ifeq:{{NAMESPACE}}|foo|bar|....}}. |
| 41 | $catMessage = $this->msg( 'broken-file-category' ) |
| 42 | ->page( PageReferenceValue::localReference( NS_MAIN, "Wanted Files" ) ) |
| 43 | ->inContentLanguage(); |
| 44 | |
| 45 | if ( !$catMessage->isDisabled() ) { |
| 46 | $category = Title::makeTitleSafe( NS_CATEGORY, $catMessage->text() ); |
| 47 | } else { |
| 48 | $category = false; |
| 49 | } |
| 50 | |
| 51 | $noForeign = ''; |
| 52 | if ( !$this->likelyToHaveFalsePositives() ) { |
| 53 | // Additional messages for grep: |
| 54 | // wantedfiletext-cat-noforeign, wantedfiletext-nocat-noforeign |
| 55 | $noForeign = '-noforeign'; |
| 56 | } |
| 57 | |
| 58 | if ( $category ) { |
| 59 | return $this |
| 60 | ->msg( 'wantedfiletext-cat' . $noForeign, $category->getFullText() ) |
| 61 | ->parseAsBlock(); |
| 62 | } else { |
| 63 | return $this |
| 64 | ->msg( 'wantedfiletext-nocat' . $noForeign ) |
| 65 | ->parseAsBlock(); |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | /** |
| 70 | * Whether foreign repos are likely to cause false positives |
| 71 | * |
| 72 | * In its own function to allow subclasses to override. |
| 73 | * @see SpecialWantedFilesGUOverride in GlobalUsage extension. |
| 74 | * @since 1.24 |
| 75 | * @return bool |
| 76 | */ |
| 77 | protected function likelyToHaveFalsePositives() { |
| 78 | return $this->repoGroup->hasForeignRepos(); |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * KLUGE: The results may contain false positives for files |
| 83 | * that exist e.g. in a shared repo. Setting this at least |
| 84 | * keeps them from showing up as redlinks in the output, even |
| 85 | * if it doesn't fix the real problem (T8220). |
| 86 | * |
| 87 | * @note could also have existing links here from broken file |
| 88 | * redirects. |
| 89 | * @return bool |
| 90 | */ |
| 91 | protected function forceExistenceCheck() { |
| 92 | return true; |
| 93 | } |
| 94 | |
| 95 | /** |
| 96 | * Does the file exist? |
| 97 | * |
| 98 | * Use findFile() so we still think file namespace pages without files |
| 99 | * are missing, but valid file redirects and foreign files are ok. |
| 100 | * |
| 101 | * @param Title $title |
| 102 | * @return bool |
| 103 | */ |
| 104 | protected function existenceCheck( Title $title ) { |
| 105 | return (bool)$this->repoGroup->findFile( $title ); |
| 106 | } |
| 107 | |
| 108 | /** @inheritDoc */ |
| 109 | public function getQueryInfo() { |
| 110 | return [ |
| 111 | 'tables' => [ |
| 112 | 'imagelinks', |
| 113 | 'linktarget', |
| 114 | 'page', |
| 115 | 'redirect', |
| 116 | ], |
| 117 | 'fields' => [ |
| 118 | 'namespace' => NS_FILE, |
| 119 | 'title' => 'lt_title', |
| 120 | 'value' => 'COUNT(*)' |
| 121 | ], |
| 122 | 'conds' => [ |
| 123 | 'page_title' => null, |
| 124 | // We also need to exclude file redirects |
| 125 | 'rd_from' => null, |
| 126 | ], |
| 127 | 'options' => [ 'GROUP BY' => 'lt_title' ], |
| 128 | 'join_conds' => [ |
| 129 | 'linktarget' => [ 'JOIN', [ 'il_target_id = lt_id' ] ], |
| 130 | 'page' => [ 'LEFT JOIN', [ |
| 131 | 'lt_title = page_title', |
| 132 | 'page_namespace' => NS_FILE, |
| 133 | ] ], |
| 134 | 'redirect' => [ 'LEFT JOIN', [ |
| 135 | 'page_id = rd_from', |
| 136 | 'rd_namespace' => NS_FILE, |
| 137 | 'rd_interwiki' => '' |
| 138 | ] ], |
| 139 | ] |
| 140 | ]; |
| 141 | } |
| 142 | |
| 143 | /** @inheritDoc */ |
| 144 | protected function getGroupName() { |
| 145 | return 'maintenance'; |
| 146 | } |
| 147 | } |
| 148 | |
| 149 | // @codeCoverageIgnoreStart |
| 150 | /** |
| 151 | * Retain the old class name for backwards compatibility. |
| 152 | * @deprecated since 1.40 |
| 153 | */ |
| 154 | class_alias( SpecialWantedFiles::class, 'WantedFilesPage' ); |
| 155 | // @codeCoverageIgnoreEnd |