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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 3 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 |
| 14 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 15 | */ |
| 16 | |
| 17 | namespace ORES\Services; |
| 18 | |
| 19 | use Job; |
| 20 | use MediaWiki\Logger\LoggerFactory; |
| 21 | use MediaWiki\MediaWikiServices; |
| 22 | use MediaWiki\Title\Title; |
| 23 | use ORES\Hooks\HookRunner; |
| 24 | use RuntimeException; |
| 25 | |
| 26 | class FetchScoreJob extends Job { |
| 27 | |
| 28 | /** |
| 29 | * @var ScoreFetcher |
| 30 | */ |
| 31 | private $scoreFetcher; |
| 32 | |
| 33 | /** |
| 34 | * @param Title $title |
| 35 | * @param array $params |
| 36 | * - 'revid': (int|int[]) revision IDs for which to fetch the score |
| 37 | * - 'originalRequest': (string[]) request data to forward to the upstream API; |
| 38 | * see MwHttpRequest::setOriginalRequest() |
| 39 | */ |
| 40 | public function __construct( Title $title, array $params ) { |
| 41 | $expensive = is_array( $params['revid'] ); |
| 42 | |
| 43 | if ( $expensive ) { |
| 44 | sort( $params['revid'] ); |
| 45 | } |
| 46 | |
| 47 | parent::__construct( 'ORESFetchScoreJob', $title, $params ); |
| 48 | |
| 49 | $this->removeDuplicates = $expensive; |
| 50 | $this->scoreFetcher = ScoreFetcher::instance(); |
| 51 | } |
| 52 | |
| 53 | /** |
| 54 | * ScoreFetcher service override for testing |
| 55 | * |
| 56 | * @param ScoreFetcher $scoreFetcher |
| 57 | */ |
| 58 | public function setScoreFetcher( ScoreFetcher $scoreFetcher ) { |
| 59 | $this->scoreFetcher = $scoreFetcher; |
| 60 | } |
| 61 | |
| 62 | public function run() { |
| 63 | $logger = LoggerFactory::getInstance( 'ORES' ); |
| 64 | |
| 65 | if ( $this->removeDuplicates ) { |
| 66 | $revids = $this->findDuplicates(); |
| 67 | if ( !$revids ) { |
| 68 | $logger->debug( 'Skipping fetch, no revisions need scores: ' . json_encode( $this->params ) ); |
| 69 | return true; |
| 70 | } |
| 71 | $this->params['revid'] = $revids; |
| 72 | } |
| 73 | |
| 74 | $logger->info( 'Fetching scores for revision ' . json_encode( $this->params ) ); |
| 75 | |
| 76 | try { |
| 77 | $scores = $this->scoreFetcher->getScores( |
| 78 | $this->params['revid'], |
| 79 | $this->params['models'] ?? null, |
| 80 | $this->params['precache'], |
| 81 | $this->params['originalRequest'] ?? null |
| 82 | ); |
| 83 | } catch ( RuntimeException $exception ) { |
| 84 | $mssg = $exception->getMessage(); |
| 85 | $logger->warning( "Service failed to respond properly: $mssg\n" ); |
| 86 | return false; |
| 87 | } |
| 88 | |
| 89 | $success = true; |
| 90 | ORESServices::getScoreStorage()->storeScores( |
| 91 | $scores, |
| 92 | static function ( $mssg, $revision ) use ( &$success, $logger ) { |
| 93 | $logger->warning( "ScoreFetcher errored for $revision: $mssg\n" ); |
| 94 | if ( $mssg !== 'RevisionNotFound' ) { |
| 95 | $success = false; |
| 96 | } |
| 97 | }, |
| 98 | $this->getCleanupModels() |
| 99 | ); |
| 100 | if ( $success === true ) { |
| 101 | $logger->debug( 'Stored scores: ' . json_encode( $scores ) ); |
| 102 | } |
| 103 | |
| 104 | $this->fireORESRecentChangeScoreSavedHook( (array)$this->params['revid'], $scores ); |
| 105 | |
| 106 | return $success; |
| 107 | } |
| 108 | |
| 109 | private function findDuplicates() { |
| 110 | $revids = (array)$this->params['revid']; |
| 111 | $dbr = MediaWikiServices::getInstance()->getConnectionProvider()->getReplicaDatabase(); |
| 112 | $revids = array_diff( |
| 113 | $revids, |
| 114 | $dbr->selectFieldValues( |
| 115 | 'ores_classification', |
| 116 | 'oresc_rev', |
| 117 | [ 'oresc_rev' => $revids ], |
| 118 | __METHOD__, |
| 119 | [ 'DISTINCT' ] |
| 120 | ) |
| 121 | ); |
| 122 | |
| 123 | return $revids; |
| 124 | } |
| 125 | |
| 126 | private function getCleanupModels() { |
| 127 | global $wgOresModels; |
| 128 | $models = []; |
| 129 | foreach ( $wgOresModels as $modelName => $model ) { |
| 130 | if ( !isset( $model['enabled'] ) || !$model['enabled'] ) { |
| 131 | continue; |
| 132 | } |
| 133 | |
| 134 | if ( !isset( $model['cleanParent'] ) || !$model['cleanParent'] ) { |
| 135 | continue; |
| 136 | } |
| 137 | |
| 138 | $models[] = $modelName; |
| 139 | } |
| 140 | |
| 141 | return $models; |
| 142 | } |
| 143 | |
| 144 | private function fireORESRecentChangeScoreSavedHook( array $revids, array $scores ) { |
| 145 | $services = MediaWikiServices::getInstance(); |
| 146 | $revisionStore = $services->getRevisionStore(); |
| 147 | $hookRunner = new HookRunner( $services->getHookContainer() ); |
| 148 | foreach ( $revids as $revid ) { |
| 149 | if ( !isset( $scores[$revid] ) ) { |
| 150 | continue; |
| 151 | } |
| 152 | |
| 153 | $revision = $revisionStore->getRevisionById( (int)$revid ); |
| 154 | if ( $revision === null ) { |
| 155 | continue; |
| 156 | } |
| 157 | |
| 158 | $hookRunner->onORESRecentChangeScoreSavedHook( $revision, $scores ); |
| 159 | } |
| 160 | } |
| 161 | |
| 162 | } |