Menu Adam R Brown

WP hooks navigation: Home/browseActions indexFilters index

Source View: pre_delete_site_option_{$option}

To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).

Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

Line Code
1317       * Fires immediately before a specific network option is deleted.
1318       *
1319       * The dynamic portion of the hook name, `$option`, refers to the option name.
1320       *
1321       * @since 3.0.0
1322       * @since 4.4.0 The `$option` parameter was added
1323       *
1324       * @param string $option Option name.
1325       */
1326      do_action( 'pre_delete_site_option_' . $option, $option );
1327
1328      if ( ! is_multisite() ) {
1329           $result = delete_option( $option );
1330      } else {
1331           $row = $wpdb->get_row( $wpdb->prepare( "SELECT meta_id FROM {$wpdb->sitemeta} WHERE meta_key = %s AND site_id = %d", $option, $network_id ) );
1332           if ( is_null( $row ) || ! $row->meta_id ) {
1333                return false;
1334           }
1335           $cache_key = "$network_id:$option";