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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\Extension\BounceHandler; |
| 4 | |
| 5 | /** |
| 6 | * Class PruneOldBounceRecords |
| 7 | * |
| 8 | * Prune old bounce records from the 'bounce_records' table |
| 9 | * |
| 10 | * @file |
| 11 | * @ingroup Extensions |
| 12 | * @author Tony Thomas <01tonythomas@gmail.com> |
| 13 | * @license GPL-2.0-or-later |
| 14 | */ |
| 15 | class PruneOldBounceRecords { |
| 16 | |
| 17 | /** |
| 18 | * @var int |
| 19 | */ |
| 20 | private $bounceRecordMaxAge; |
| 21 | |
| 22 | /** |
| 23 | * @param int $bounceRecordMaxAge |
| 24 | */ |
| 25 | public function __construct( $bounceRecordMaxAge ) { |
| 26 | $this->bounceRecordMaxAge = $bounceRecordMaxAge; |
| 27 | } |
| 28 | |
| 29 | /** |
| 30 | * Prune old bounce records |
| 31 | * |
| 32 | * @param string $wikiId |
| 33 | * |
| 34 | */ |
| 35 | public function pruneOldRecords( $wikiId ) { |
| 36 | $idArray = $this->getOldRecords( $wikiId ); |
| 37 | $idArrayCount = count( $idArray ); |
| 38 | if ( $idArrayCount > 0 ) { |
| 39 | $dbw = ProcessBounceEmails::getBounceRecordDB( DB_PRIMARY, $wikiId ); |
| 40 | $dbw->newDeleteQueryBuilder() |
| 41 | ->deleteFrom( 'bounce_records' ) |
| 42 | ->where( [ |
| 43 | 'br_id' => $idArray |
| 44 | ] ) |
| 45 | ->caller( __METHOD__ ) |
| 46 | ->execute(); |
| 47 | wfDebugLog( 'BounceHandler', "Pruned $idArrayCount bounce records from $wikiId wiki." ); |
| 48 | } |
| 49 | } |
| 50 | |
| 51 | /** |
| 52 | * Get Old bounce records from DB |
| 53 | * |
| 54 | * @param string $wikiId |
| 55 | * @return int[] |
| 56 | */ |
| 57 | private function getOldRecords( $wikiId ) { |
| 58 | $idArray = []; |
| 59 | $maximumRecordAge = time() - $this->bounceRecordMaxAge; |
| 60 | $dbr = ProcessBounceEmails::getBounceRecordDB( DB_REPLICA, $wikiId ); |
| 61 | $res = $dbr->newSelectQueryBuilder() |
| 62 | ->select( [ 'br_id' ] ) |
| 63 | ->from( 'bounce_records' ) |
| 64 | ->where( $dbr->expr( 'br_timestamp', '<', $dbr->timestamp( $maximumRecordAge ) ) ) |
| 65 | ->limit( 100 ) |
| 66 | ->caller( __METHOD__ )->fetchResultSet(); |
| 67 | |
| 68 | foreach ( $res as $row ) { |
| 69 | $idArray[] = (int)$row->br_id; |
| 70 | } |
| 71 | |
| 72 | return $idArray; |
| 73 | } |
| 74 | |
| 75 | } |