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| 1 | <?php |
| 2 | |
| 3 | use MediaWiki\Extension\CentralAuth\CentralAuthServices; |
| 4 | use MediaWiki\Extension\CentralAuth\User\CentralAuthUser; |
| 5 | use MediaWiki\Extension\CentralAuth\UsersToRename\UsersToRenameDatabaseUpdates; |
| 6 | use Wikimedia\Rdbms\IResultWrapper; |
| 7 | |
| 8 | $IP = getenv( 'MW_INSTALL_PATH' ); |
| 9 | if ( $IP === false ) { |
| 10 | $IP = __DIR__ . '/../../..'; |
| 11 | } |
| 12 | require_once "$IP/maintenance/Maintenance.php"; |
| 13 | |
| 14 | /** |
| 15 | * Populates the users_to_rename table. |
| 16 | * |
| 17 | * Before running this, you should run migratePass0, |
| 18 | * checkLocalNames, and checkLocalUser to make sure |
| 19 | * all of your tables are in sync. |
| 20 | * |
| 21 | * The expectation is the table is populated at some determined |
| 22 | * point in time, at which point you can start sending out |
| 23 | * notifications to users who are going to lose their accounts. |
| 24 | */ |
| 25 | class PopulateListOfUsersToRename extends Maintenance { |
| 26 | /** @var string|null */ |
| 27 | private $lName = ''; |
| 28 | /** @var string|null */ |
| 29 | private $lWiki = ''; |
| 30 | |
| 31 | public function __construct() { |
| 32 | parent::__construct(); |
| 33 | $this->requireExtension( 'CentralAuth' ); |
| 34 | $this->setBatchSize( 1000 ); |
| 35 | } |
| 36 | |
| 37 | /** |
| 38 | * Fetches unattached accounts and attempts to continue. |
| 39 | * |
| 40 | * @return IResultWrapper |
| 41 | */ |
| 42 | private function doQuery() { |
| 43 | $dbr = CentralAuthServices::getDatabaseManager()->getCentralReplicaDB(); |
| 44 | $rows = $dbr->newSelectQueryBuilder() |
| 45 | ->select( [ 'name' => 'ln_name', 'wiki' => 'ln_wiki' ] ) |
| 46 | ->from( 'localnames' ) |
| 47 | ->leftJoin( 'localuser', null, [ 'ln_name=lu_name', 'ln_wiki=lu_wiki' ] ) |
| 48 | ->where( [ |
| 49 | $dbr->buildComparison( '>', [ |
| 50 | 'ln_name' => $this->lName, |
| 51 | 'ln_wiki' => $this->lWiki, |
| 52 | ] ), |
| 53 | 'lu_attached_method' => null, |
| 54 | ] ) |
| 55 | ->orderBy( [ 'ln_name', 'ln_wiki' ] ) |
| 56 | ->limit( $this->mBatchSize ) |
| 57 | ->caller( __METHOD__ ) |
| 58 | ->fetchResultSet(); |
| 59 | |
| 60 | return $rows; |
| 61 | } |
| 62 | |
| 63 | public function execute() { |
| 64 | $dbw = CentralAuthServices::getDatabaseManager()->getCentralPrimaryDB(); |
| 65 | $databaseUpdates = new UsersToRenameDatabaseUpdates( $dbw ); |
| 66 | // CentralAuthUser::chooseHomeWiki is expensive and called |
| 67 | // multiple times, so lets cache it. |
| 68 | $cache = new HashBagOStuff( [ 'maxKeys' => $this->mBatchSize ] ); |
| 69 | do { |
| 70 | $rows = $this->doQuery(); |
| 71 | $insertRows = []; |
| 72 | foreach ( $rows as $row ) { |
| 73 | $this->lName = $row->name; |
| 74 | $this->lWiki = $row->wiki; |
| 75 | $attachableWikis = $cache->get( $row->name ); |
| 76 | if ( !$attachableWikis ) { |
| 77 | $ca = new CentralAuthUser( $row->name, IDBAccessObject::READ_LATEST ); |
| 78 | $attachableWikis = []; |
| 79 | $unattached = $ca->queryUnattached(); |
| 80 | if ( $ca->exists() ) { |
| 81 | $home = $ca->getHomeWiki(); |
| 82 | $attachableWikis[] = $home; |
| 83 | foreach ( $unattached as $wiki => $info ) { |
| 84 | if ( $ca->getEmailAuthenticationTimestamp() && |
| 85 | $info['email'] === $ca->getEmail() && |
| 86 | $info['emailAuthenticated'] !== null |
| 87 | ) { |
| 88 | $attachableWikis[] = $wiki; |
| 89 | } |
| 90 | } |
| 91 | } else { |
| 92 | $home = $ca->chooseHomeWiki( $unattached ); |
| 93 | $attachableWikis[] = $home; |
| 94 | if ( $unattached[$home]['email'] && |
| 95 | isset( $unattached[$home]['emailAuthenticated'] ) |
| 96 | ) { |
| 97 | foreach ( $unattached as $wiki => $info ) { |
| 98 | if ( $wiki !== $home && |
| 99 | $unattached[$home]['email'] === $info['email'] && |
| 100 | isset( $info['emailAuthenticated'] ) |
| 101 | ) { |
| 102 | $attachableWikis[] = $wiki; |
| 103 | } |
| 104 | } |
| 105 | } |
| 106 | } |
| 107 | $cache->set( $row->name, $attachableWikis ); |
| 108 | } |
| 109 | |
| 110 | if ( !in_array( $row->wiki, $attachableWikis ) ) { |
| 111 | // Unattached account which is not attachable, |
| 112 | // so they're getting renamed :( |
| 113 | $this->output( "{$row->name}@{$row->wiki} is going to be renamed.\n" ); |
| 114 | $insertRows[] = (array)$row; |
| 115 | } |
| 116 | } |
| 117 | $databaseUpdates->batchInsert( $insertRows ); |
| 118 | $count = $dbw->affectedRows(); |
| 119 | $this->output( "Inserted $count users who we will rename\n" ); |
| 120 | |
| 121 | $this->output( "Waiting for replicas...\n" ); |
| 122 | CentralAuthServices::getDatabaseManager()->waitForReplication(); |
| 123 | |
| 124 | } while ( $count !== 0 ); |
| 125 | } |
| 126 | } |
| 127 | |
| 128 | $maintClass = PopulateListOfUsersToRename::class; |
| 129 | require_once RUN_MAINTENANCE_IF_MAIN; |