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wc_delete_expired_transients() WC 3.2.0

Delete expired transients.

Deletes all expired transients. The multi-table delete syntax is used. to delete the transient record from table a, and the corresponding. transient_timeout record from table b.

Based on code inside core's upgrade_network() function.

Хуков нет.

Возвращает

Число. Number of transients that were cleared.

Использование

wc_delete_expired_transients();

Список изменений

С версии 3.2.0 Введена.

Код wc_delete_expired_transients() WC 4.6.1

<?php
function wc_delete_expired_transients() {
	global $wpdb;

	// phpcs:disable WordPress.DB.PreparedSQL.NotPrepared
	$sql  = "DELETE a, b FROM $wpdb->options a, $wpdb->options b
		WHERE a.option_name LIKE %s
		AND a.option_name NOT LIKE %s
		AND b.option_name = CONCAT( '_transient_timeout_', SUBSTRING( a.option_name, 12 ) )
		AND b.option_value < %d";
	$rows = $wpdb->query( $wpdb->prepare( $sql, $wpdb->esc_like( '_transient_' ) . '%', $wpdb->esc_like( '_transient_timeout_' ) . '%', time() ) );

	$sql   = "DELETE a, b FROM $wpdb->options a, $wpdb->options b
		WHERE a.option_name LIKE %s
		AND a.option_name NOT LIKE %s
		AND b.option_name = CONCAT( '_site_transient_timeout_', SUBSTRING( a.option_name, 17 ) )
		AND b.option_value < %d";
	$rows2 = $wpdb->query( $wpdb->prepare( $sql, $wpdb->esc_like( '_site_transient_' ) . '%', $wpdb->esc_like( '_site_transient_timeout_' ) . '%', time() ) );
	// phpcs:enable WordPress.DB.PreparedSQL.NotPrepared

	return absint( $rows + $rows2 );
}