: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
* @param int $limit The limit we'll apply to the delete query.
* @return int|bool The number of rows that was deleted or false if the query failed.
public function clean_indexables_for_orphaned_users( $limit ) {
$indexable_table = Model::get_table_name( 'Indexable' );
$source_table = $wpdb->users;
// phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared -- Reason: There is no unescaped user input.
SELECT indexable_table.object_id
FROM {$indexable_table} indexable_table
LEFT JOIN {$source_table} AS source_table
ON indexable_table.object_id = source_table.ID
WHERE source_table.ID IS NULL
AND indexable_table.object_id IS NOT NULL
AND indexable_table.object_type = 'user'
// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared,WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching -- Reason: Already prepared.
$orphans = $wpdb->get_col( $query );
if ( empty( $orphans ) ) {
// phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared,WordPress.DB.PreparedSQL.NotPrepared,WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching -- Reason: Already prepared.
return $wpdb->query( "DELETE FROM $indexable_table WHERE object_type = 'user' AND object_id IN( " . \implode( ',', $orphans ) . ' )' );
* Counts indexables for given source table + source identifier + object type.
* @param string $source_table The source table.
* @param string $source_identifier The source identifier.
* @param string $object_type The object type.
public function count_indexables_for_object_type_and_source_table( string $source_table, string $source_identifier, string $object_type ) {
$indexable_table = Model::get_table_name( 'Indexable' );
$source_table = $wpdb->prefix . $source_table;
// phpcs:disable WordPress.DB.PreparedSQL.NotPrepared,WordPress.DB.PreparedSQL.InterpolatedNotPrepared,WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching -- Reason: Already prepared.
FROM {$indexable_table} indexable_table
LEFT JOIN {$source_table} AS source_table
ON indexable_table.object_id = source_table.{$source_identifier}
WHERE source_table.{$source_identifier} IS NULL
AND indexable_table.object_id IS NOT NULL
AND indexable_table.object_type = '{$object_type}'"
* Counts indexables for orphaned users.
public function count_indexables_for_orphaned_users() {
$indexable_table = Model::get_table_name( 'Indexable' );
$source_table = $wpdb->users;
//phpcs:disable WordPress.DB.PreparedSQL.NotPrepared,WordPress.DB.PreparedSQL.InterpolatedNotPrepared,WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching -- Reason: Already prepared.
FROM {$indexable_table} indexable_table
LEFT JOIN {$source_table} AS source_table
ON indexable_table.object_id = source_table.ID
WHERE source_table.ID IS NULL
AND indexable_table.object_id IS NOT NULL
AND indexable_table.object_type = 'user'"
* Cleans orphaned rows from a yoast table.
* @param string $table The table to clean up.
* @param string $column The table column the cleanup will rely on.
* @param int $limit The limit we'll apply to the queries.
* @return int|bool The number of deleted rows, false if the query fails.
public function cleanup_orphaned_from_table( $table, $column, $limit ) {
$table = Model::get_table_name( $table );
$indexable_table = Model::get_table_name( 'Indexable' );
// Warning: If this query is changed, make sure to update the query in cleanup_orphaned_from_table in Premium as well.
// phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared -- Reason: There is no unescaped user input.
SELECT table_to_clean.{$column}
FROM {$table} table_to_clean
LEFT JOIN {$indexable_table} AS indexable_table
ON table_to_clean.{$column} = indexable_table.id
WHERE indexable_table.id IS NULL
AND table_to_clean.{$column} IS NOT NULL
// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared,WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching -- Reason: Already prepared.
$orphans = $wpdb->get_col( $query );
if ( empty( $orphans ) ) {
// phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared,WordPress.DB.PreparedSQL.NotPrepared,WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching -- Reason: Already prepared.
return $wpdb->query( "DELETE FROM $table WHERE {$column} IN( " . \implode( ',', $orphans ) . ' )' );
* Counts orphaned rows from a yoast table.
* @param string $table The table to clean up.
* @param string $column The table column the cleanup will rely on.
* @return int|bool The number of deleted rows, false if the query fails.
public function count_orphaned_from_table( string $table, string $column ) {
$table = Model::get_table_name( $table );
$indexable_table = Model::get_table_name( 'Indexable' );
// Warning: If this query is changed, make sure to update the query in cleanup_orphaned_from_table in Premium as well.
// phpcs:disable WordPress.DB.PreparedSQL.NotPrepared,WordPress.DB.PreparedSQL.InterpolatedNotPrepared,WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching -- Reason: Already prepared.
FROM {$table} table_to_clean
LEFT JOIN {$indexable_table} AS indexable_table
ON table_to_clean.{$column} = indexable_table.id
WHERE indexable_table.id IS NULL
AND table_to_clean.{$column} IS NOT NULL"
* Updates the author_id of indexables which author_id is not in the wp_users table with the id of the reassingned
* @param int $limit The limit we'll apply to the queries.
* @return int|bool The number of updated rows, false if query to get data fails.
public function update_indexables_author_to_reassigned( $limit ) {
// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared,WordPress.DB.PreparedSQL.InterpolatedNotPrepared,WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching -- Reason: Already prepared.
$reassigned_authors_objs = $this->get_reassigned_authors( $limit );
if ( $reassigned_authors_objs === false ) {
return $this->update_indexable_authors( $reassigned_authors_objs, $limit );
* Fetches pairs of old_id -> new_id indexed by old_id.
* By using the old_id (i.e. the id of the user that has been deleted) as key of the associative array, we can
* easily compose an array of unique pairs of old_id -> new_id.
* @param int $limit The limit we'll apply to the queries.
* @return int|bool The associative array with shape [ old_id => [ old_id, new_author ] ] or false if query to get
private function get_reassigned_authors( $limit ) {
$indexable_table = Model::get_table_name( 'Indexable' );
$posts_table = $wpdb->posts;
// phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared -- Reason: There is no unescaped user input.
SELECT {$indexable_table}.author_id, {$posts_table}.post_author
FROM {$indexable_table} JOIN {$posts_table} on {$indexable_table}.object_id = {$posts_table}.id
AND {$indexable_table}.author_id <> {$posts_table}.post_author
ORDER BY {$indexable_table}.author_id
// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared,WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching -- Reason: Already prepared.
return $wpdb->get_results( $query, \OBJECT_K );
* Updates the indexable's author_id referring to a deleted author with the id of the reassigned user.
* @param array $reassigned_authors_objs The array of objects with shape [ old_id => [ old_id, new_id ] ].
* @param int $limit The limit we'll apply to the queries.
* @return int|bool The associative array with shape [ old_id => [ old_id, new_author ] ] or false if query to get
private function update_indexable_authors( $reassigned_authors_objs, $limit ) {
$indexable_table = Model::get_table_name( 'Indexable' );
// This is a workaround for the fact that the array_column function does not work on objects in PHP 5.6.
$reassigned_authors_array = \array_map(
static function ( $obj ) {
$reassigned_authors = \array_combine( \array_column( $reassigned_authors_array, 'author_id' ), \array_column( $reassigned_authors_array, 'post_author' ) );
foreach ( $reassigned_authors as $old_author_id => $new_author_id ) {
// phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared -- Reason: There is no unescaped user input.
UPDATE {$indexable_table}
SET {$indexable_table}.author_id = {$new_author_id}
WHERE {$indexable_table}.author_id = {$old_author_id}
// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared,WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching -- Reason: Already prepared.
return \count( $reassigned_authors );