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| 1 | <?php |
| 2 | /** |
| 3 | * Update the titles of flow-topic-resolved events to point to boards instead of topics |
| 4 | * |
| 5 | * @ingroup Maintenance |
| 6 | */ |
| 7 | |
| 8 | namespace Flow\Maintenance; |
| 9 | |
| 10 | use BatchRowIterator; |
| 11 | use Exception; |
| 12 | use Flow\Container; |
| 13 | use Flow\WorkflowLoaderFactory; |
| 14 | use LoggedUpdateMaintenance; |
| 15 | use MediaWiki\Title\Title; |
| 16 | use MWEchoDbFactory; |
| 17 | |
| 18 | $IP = getenv( 'MW_INSTALL_PATH' ); |
| 19 | if ( $IP === false ) { |
| 20 | $IP = __DIR__ . '/../../..'; |
| 21 | } |
| 22 | |
| 23 | require_once "$IP/maintenance/Maintenance.php"; |
| 24 | |
| 25 | /** |
| 26 | * Maintenance script that update flow-topic-resolved events to point event_page_id to the board instead of the topic. |
| 27 | * |
| 28 | * @ingroup Maintenance |
| 29 | */ |
| 30 | class FlowUpdateResolvedNotifTitles extends LoggedUpdateMaintenance { |
| 31 | |
| 32 | public function __construct() { |
| 33 | parent::__construct(); |
| 34 | |
| 35 | $this->addDescription( "Update the titles of flow-topic-resolved Echo events to point to boards instead of topics" ); |
| 36 | |
| 37 | $this->setBatchSize( 500 ); |
| 38 | |
| 39 | $this->requireExtension( 'Flow' ); |
| 40 | } |
| 41 | |
| 42 | public function getUpdateKey() { |
| 43 | return 'FlowUpdateResolvedNotifTitles'; |
| 44 | } |
| 45 | |
| 46 | public function doDBUpdates() { |
| 47 | $dbFactory = MWEchoDbFactory::newFromDefault(); |
| 48 | $dbw = $dbFactory->getEchoDb( DB_PRIMARY ); |
| 49 | $dbr = $dbFactory->getEchoDb( DB_REPLICA ); |
| 50 | // We can't join echo_event with page, because those tables can be on different |
| 51 | // DB clusters. If we had been able to do that, we could have added |
| 52 | // wHERE page_namespace=NS_TOPIC, but instead we have to examine all rows |
| 53 | // and skip the non-NS_TOPIC ones. |
| 54 | $iterator = new BatchRowIterator( |
| 55 | $dbr, |
| 56 | 'echo_event', |
| 57 | 'event_id', |
| 58 | $this->getBatchSize() |
| 59 | ); |
| 60 | $iterator->addConditions( [ |
| 61 | 'event_type' => 'flow-topic-resolved', |
| 62 | 'event_page_id IS NOT NULL', |
| 63 | ] ); |
| 64 | $iterator->setFetchColumns( [ 'event_page_id' ] ); |
| 65 | $iterator->setCaller( __METHOD__ ); |
| 66 | |
| 67 | $storage = Container::get( 'storage.workflow' ); |
| 68 | |
| 69 | $this->output( "Retitling flow-topic-resolved events...\n" ); |
| 70 | |
| 71 | $processed = 0; |
| 72 | foreach ( $iterator as $batch ) { |
| 73 | foreach ( $batch as $row ) { |
| 74 | $topicTitle = Title::newFromID( $row->event_page_id ); |
| 75 | if ( !$topicTitle || $topicTitle->getNamespace() !== NS_TOPIC ) { |
| 76 | continue; |
| 77 | } |
| 78 | $boardTitle = null; |
| 79 | try { |
| 80 | $uuid = WorkflowLoaderFactory::uuidFromTitle( $topicTitle ); |
| 81 | $workflow = $storage->get( $uuid ); |
| 82 | if ( $workflow ) { |
| 83 | $boardTitle = $workflow->getOwnerTitle(); |
| 84 | } |
| 85 | } catch ( Exception $e ) { |
| 86 | } |
| 87 | if ( $boardTitle ) { |
| 88 | $dbw->newUpdateQueryBuilder() |
| 89 | ->update( 'echo_event' ) |
| 90 | ->set( [ 'event_page_id' => $boardTitle->getArticleID() ] ) |
| 91 | ->where( [ 'event_id' => $row->event_id ] ) |
| 92 | ->caller( __METHOD__ ) |
| 93 | ->execute(); |
| 94 | $processed += $dbw->affectedRows(); |
| 95 | } else { |
| 96 | $this->output( "Could not find board for topic: " . $topicTitle->getPrefixedText() . "\n" ); |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | $this->output( "Updated $processed events.\n" ); |
| 101 | $this->waitForReplication(); |
| 102 | } |
| 103 | |
| 104 | return true; |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | $maintClass = FlowUpdateResolvedNotifTitles::class; |
| 109 | require_once RUN_MAINTENANCE_IF_MAIN; |