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| 1 | <?php |
| 2 | declare( strict_types = 1 ); |
| 3 | |
| 4 | namespace MediaWiki\Extension\Translate\Diagnostics; |
| 5 | |
| 6 | use MediaWiki\Extension\Translate\MessageGroupProcessing\MessageGroups; |
| 7 | use MediaWiki\Extension\Translate\MessageLoading\Message; |
| 8 | use MediaWiki\Extension\Translate\MessageLoading\MessageCollection; |
| 9 | use MediaWiki\Extension\Translate\SystemUsers\FuzzyBot; |
| 10 | use MediaWiki\Extension\Translate\Utilities\BaseMaintenanceScript; |
| 11 | use MediaWiki\MediaWikiServices; |
| 12 | use MediaWiki\Title\Title; |
| 13 | use SplObjectStorage; |
| 14 | use TitleValue; |
| 15 | use const SORT_NUMERIC; |
| 16 | |
| 17 | /** |
| 18 | * @since 2021.01 |
| 19 | * @license GPL-2.0-or-later |
| 20 | * @author Niklas Laxström |
| 21 | */ |
| 22 | class DeleteEqualTranslationsMaintenanceScript extends BaseMaintenanceScript { |
| 23 | public function __construct() { |
| 24 | parent::__construct(); |
| 25 | $this->addDescription( 'Delete translations that are equal to the definition' ); |
| 26 | |
| 27 | $this->addOption( |
| 28 | 'group', |
| 29 | 'Which group to scan', |
| 30 | self::REQUIRED, |
| 31 | self::HAS_ARG |
| 32 | ); |
| 33 | $this->addOption( |
| 34 | 'language', |
| 35 | 'Which language to scan', |
| 36 | self::REQUIRED, |
| 37 | self::HAS_ARG |
| 38 | ); |
| 39 | $this->addOption( |
| 40 | 'really', |
| 41 | 'Delete the listed pages instead of just listing them' |
| 42 | ); |
| 43 | $this->addOption( |
| 44 | 'comment', |
| 45 | 'Comment for the deletions' |
| 46 | ); |
| 47 | |
| 48 | $this->requireExtension( 'Translate' ); |
| 49 | } |
| 50 | |
| 51 | /** @inheritDoc */ |
| 52 | public function execute() { |
| 53 | $groupId = $this->getOption( 'group' ); |
| 54 | $language = $this->getOption( 'language' ); |
| 55 | $group = MessageGroups::getGroup( $groupId ); |
| 56 | if ( !$group ) { |
| 57 | $this->fatalError( "Message group '$groupId' does not exist" ); |
| 58 | } |
| 59 | |
| 60 | $collection = $group->initCollection( $language ); |
| 61 | $equalMessages = $this->getEqualMessages( $collection ); |
| 62 | $equalMessageCount = count( $equalMessages ); |
| 63 | if ( $equalMessageCount === 0 ) { |
| 64 | $this->output( "No translations equal to definition found\n" ); |
| 65 | return; |
| 66 | } |
| 67 | |
| 68 | $stats = $this->getUserStats( $equalMessages ); |
| 69 | $this->printUserStats( $stats, $equalMessageCount ); |
| 70 | $this->output( "\n" ); |
| 71 | $this->printMessages( $equalMessages ); |
| 72 | |
| 73 | if ( $this->hasOption( 'really' ) ) { |
| 74 | $comment = $this->getOption( 'comment' ) ?? ''; |
| 75 | $this->deleteMessages( $equalMessages, $comment ); |
| 76 | } else { |
| 77 | $this->output( "This is a dry-run. Run again with --really to delete these messages\n" ); |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | private function getEqualMessages( MessageCollection $collection ): SplObjectStorage { |
| 82 | $collection->filter( 'translated', false ); |
| 83 | $collection->loadTranslations(); |
| 84 | |
| 85 | $messages = new SplObjectStorage(); |
| 86 | foreach ( $collection->keys() as $key => $titleValue ) { |
| 87 | /** @var Message $message */ |
| 88 | $message = $collection[$key]; |
| 89 | |
| 90 | if ( $message->definition() === $message->translation() ) { |
| 91 | $messages->attach( $titleValue, $message ); |
| 92 | } |
| 93 | } |
| 94 | |
| 95 | return $messages; |
| 96 | } |
| 97 | |
| 98 | private function getUserStats( SplObjectStorage $messages ): array { |
| 99 | $stats = []; |
| 100 | foreach ( $messages as $key ) { |
| 101 | /** @var Message $message */ |
| 102 | $message = $messages[$key]; |
| 103 | $index = $message->getProperty( 'last-translator-text' ); |
| 104 | $stats[$index] = ( $stats[$index] ?? 0 ) + 1; |
| 105 | } |
| 106 | |
| 107 | return $stats; |
| 108 | } |
| 109 | |
| 110 | private function printUserStats( array $stats, int $equalMessageCount ): void { |
| 111 | $this->output( "Found $equalMessageCount message(s) created by these user(s):\n" ); |
| 112 | arsort( $stats, SORT_NUMERIC ); |
| 113 | foreach ( $stats as $userName => $count ) { |
| 114 | $this->output( sprintf( "%6d | %s\n", $count, $userName ) ); |
| 115 | } |
| 116 | } |
| 117 | |
| 118 | private function printMessages( SplObjectStorage $messages ): void { |
| 119 | /** @var TitleValue $key */ |
| 120 | foreach ( $messages as $key ) { |
| 121 | /** @var Message $message */ |
| 122 | $message = $messages[$key]; |
| 123 | $title = Title::newFromLinkTarget( $key ); |
| 124 | $this->output( |
| 125 | sprintf( "== %s ==\n%s\n\n", $title->getPrefixedText(), $message->translation() ) |
| 126 | ); |
| 127 | } |
| 128 | } |
| 129 | |
| 130 | private function deleteMessages( SplObjectStorage $messages, string $reason ): void { |
| 131 | $services = MediaWikiServices::getInstance(); |
| 132 | $wikiPageFactory = $services->getWikiPageFactory(); |
| 133 | $deletePageFactory = $services->getDeletePageFactory(); |
| 134 | |
| 135 | $user = FuzzyBot::getUser(); |
| 136 | |
| 137 | /** @var TitleValue $key */ |
| 138 | foreach ( $messages as $key ) { |
| 139 | $title = Title::newFromLinkTarget( $key ); |
| 140 | $page = $wikiPageFactory->newFromTitle( $title ); |
| 141 | $status = $deletePageFactory->newDeletePage( $page, $user ) |
| 142 | ->deleteUnsafe( $reason ); |
| 143 | |
| 144 | if ( $status->isOK() ) { |
| 145 | $this->output( '.', 'deletions' ); |
| 146 | } else { |
| 147 | $pageName = $title->getPrefixedText(); |
| 148 | $this->output( "FAILED to delete page $pageName\n" ); |
| 149 | } |
| 150 | } |
| 151 | } |
| 152 | } |