83 lines
2.1 KiB
PHP
83 lines
2.1 KiB
PHP
<?php
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require_once __DIR__ . '/Maintenance.php';
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use MediaWiki\MediaWikiServices;
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/**
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* A script to remove emails that are invalid from
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* the user_email column of the user table. Emails
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* are validated before users can add them, but
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* this was not always the case so older users may
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* have invalid ones.
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*
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* By default it does a dry-run, pass --commit
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* to actually update the database.
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*/
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class RemoveInvalidEmails extends Maintenance {
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private $commit = false;
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public function __construct() {
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parent::__construct();
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$this->addOption( 'commit', 'Whether to actually update the database', false, false );
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$this->setBatchSize( 500 );
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}
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public function execute() {
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$this->commit = $this->hasOption( 'commit' );
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$dbr = $this->getDB( DB_REPLICA );
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$dbw = $this->getDB( DB_PRIMARY );
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$lastId = 0;
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$lbFactory = MediaWikiServices::getInstance()->getDBLoadBalancerFactory();
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do {
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$rows = $dbr->select(
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'user',
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[ 'user_id', 'user_email' ],
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[
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'user_id > ' . $dbr->addQuotes( $lastId ),
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'user_email != ""',
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'user_email_authenticated IS NULL'
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],
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__METHOD__,
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[ 'LIMIT' => $this->getBatchSize() ]
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);
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$count = $rows->numRows();
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$badIds = [];
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foreach ( $rows as $row ) {
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if ( !Sanitizer::validateEmail( trim( $row->user_email ) ) ) {
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$this->output( "Found bad email: {$row->user_email} for user #{$row->user_id}\n" );
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$badIds[] = $row->user_id;
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}
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if ( $row->user_id > $lastId ) {
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$lastId = $row->user_id;
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}
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}
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if ( $badIds ) {
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$badCount = count( $badIds );
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if ( $this->commit ) {
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$this->output( "Removing $badCount emails from the database.\n" );
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$dbw->update(
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'user',
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[ 'user_email' => '' ],
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[ 'user_id' => $badIds ],
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__METHOD__
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);
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foreach ( $badIds as $badId ) {
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User::newFromId( $badId )->invalidateCache();
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}
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$lbFactory->waitForReplication();
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} else {
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$this->output( "Would have removed $badCount emails from the database.\n" );
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}
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}
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} while ( $count !== 0 );
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$this->output( "Done.\n" );
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}
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}
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$maintClass = RemoveInvalidEmails::class;
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require_once RUN_MAINTENANCE_IF_MAIN;
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