diff options
Diffstat (limited to 'plugins/jetpack/modules/protect/transient-cleanup.php')
-rw-r--r-- | plugins/jetpack/modules/protect/transient-cleanup.php | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/plugins/jetpack/modules/protect/transient-cleanup.php b/plugins/jetpack/modules/protect/transient-cleanup.php new file mode 100644 index 00000000..8f1c169d --- /dev/null +++ b/plugins/jetpack/modules/protect/transient-cleanup.php @@ -0,0 +1,58 @@ +<?php +/* +Adapted from Purge Transients by Seebz +https://github.com/Seebz/Snippets/tree/master/Wordpress/plugins/purge-transients +*/ +if ( ! function_exists( 'jp_purge_transients' ) ) { + + /** + * Jetpack Purge Transients. + * + * @access public + * @param string $older_than (default: '1 hour') Older Than. + * @return void + */ + function jp_purge_transients( $older_than = '1 hour' ) { + global $wpdb; + $older_than_time = strtotime( '-' . $older_than ); + if ( $older_than_time > time() || $older_than_time < 1 ) { + return false; + } + $sql = $wpdb->prepare( " + SELECT REPLACE(option_name, '_transient_timeout_jpp_', '') AS transient_name + FROM {$wpdb->options} + WHERE option_name LIKE '\_transient\_timeout\_jpp\__%%' + AND option_value < %d + ", $older_than_time ); + $transients = $wpdb->get_col( $sql ); + $options_names = array(); + foreach ( $transients as $transient ) { + $options_names[] = '_transient_jpp_' . $transient; + $options_names[] = '_transient_timeout_jpp_' . $transient; + } + if ( $options_names ) { + $option_names_string = implode( ', ', array_fill( 0, count( $options_names ), '%s' ) ); + $delete_sql = "DELETE FROM {$wpdb->options} WHERE option_name IN ($option_names_string)"; + $delete_sql = call_user_func_array( array( $wpdb, 'prepare' ), array_merge( array( $delete_sql ), $options_names ) ); + $result = $wpdb->query( $delete_sql ); + if ( ! $result ) { + return false; + } + } + return; + } +} + +/** + * Jetpack Purge Transients Activation. + * + * @access public + * @return void + */ +function jp_purge_transients_activation() { + if ( ! wp_next_scheduled( 'jp_purge_transients_cron' ) ) { + wp_schedule_event( time(), 'daily', 'jp_purge_transients_cron' ); + } +} +add_action( 'admin_init', 'jp_purge_transients_activation' ); +add_action( 'jp_purge_transients_cron', 'jp_purge_transients' ); |