update_network_option( int $network_id, string $option, mixed $value )
Update the value of a network option that was already added.
Contents
Description Description
See also See also
Parameters Parameters
- $network_id
-
(int) (Required) ID of the network. Can be null to default to the current network ID.
- $option
-
(string) (Required) Name of option. Expected to not be SQL-escaped.
- $value
-
(mixed) (Required) Option value. Expected to not be SQL-escaped.
Return Return
(bool) False if value was not updated and true if value was updated.
Source Source
File: wp-includes/option.php
function update_network_option( $network_id, $option, $value ) { global $wpdb; if ( $network_id && ! is_numeric( $network_id ) ) { return false; } $network_id = (int) $network_id; // Fallback to the current network if a network ID is not specified. if ( ! $network_id ) { $network_id = get_current_network_id(); } wp_protect_special_option( $option ); $old_value = get_network_option( $network_id, $option, false ); /** * Filters a specific network option before its value is updated. * * The dynamic portion of the hook name, `$option`, refers to the option name. * * @since 2.9.0 As 'pre_update_site_option_' . $key * @since 3.0.0 * @since 4.4.0 The `$option` parameter was added. * @since 4.7.0 The `$network_id` parameter was added. * * @param mixed $value New value of the network option. * @param mixed $old_value Old value of the network option. * @param string $option Option name. * @param int $network_id ID of the network. */ $value = apply_filters( "pre_update_site_option_{$option}", $value, $old_value, $option, $network_id ); /* * If the new and old values are the same, no need to update. * * Unserialized values will be adequate in most cases. If the unserialized * data differs, the (maybe) serialized data is checked to avoid * unnecessary database calls for otherwise identical object instances. * * See https://core.trac.wordpress.org/ticket/44956 */ if ( $value === $old_value || maybe_serialize( $value ) === maybe_serialize( $old_value ) ) { return false; } if ( false === $old_value ) { return add_network_option( $network_id, $option, $value ); } $notoptions_key = "$network_id:notoptions"; $notoptions = wp_cache_get( $notoptions_key, 'site-options' ); if ( is_array( $notoptions ) && isset( $notoptions[ $option ] ) ) { unset( $notoptions[ $option ] ); wp_cache_set( $notoptions_key, $notoptions, 'site-options' ); } if ( ! is_multisite() ) { $result = update_option( $option, $value, 'no' ); } else { $value = sanitize_option( $option, $value ); $serialized_value = maybe_serialize( $value ); $result = $wpdb->update( $wpdb->sitemeta, array( 'meta_value' => $serialized_value ), array( 'site_id' => $network_id, 'meta_key' => $option, ) ); if ( $result ) { $cache_key = "$network_id:$option"; wp_cache_set( $cache_key, $value, 'site-options' ); } } if ( $result ) { /** * Fires after the value of a specific network option has been successfully updated. * * The dynamic portion of the hook name, `$option`, refers to the option name. * * @since 2.9.0 As "update_site_option_{$key}" * @since 3.0.0 * @since 4.7.0 The `$network_id` parameter was added. * * @param string $option Name of the network option. * @param mixed $value Current value of the network option. * @param mixed $old_value Old value of the network option. * @param int $network_id ID of the network. */ do_action( "update_site_option_{$option}", $option, $value, $old_value, $network_id ); /** * Fires after the value of a network option has been successfully updated. * * @since 3.0.0 * @since 4.7.0 The `$network_id` parameter was added. * * @param string $option Name of the network option. * @param mixed $value Current value of the network option. * @param mixed $old_value Old value of the network option. * @param int $network_id ID of the network. */ do_action( 'update_site_option', $option, $value, $old_value, $network_id ); return true; } return false; }
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Changelog Changelog
Version | Description |
---|---|
4.4.0 | Introduced. |