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get_site_option

Definition:
function get_site_option( $option, $default = false, $use_cache = true ) {}

Retrieve site option value based on name of option.

Parameters

  • string $option: Name of option to retrieve. Expected to not be SQL-escaped.
  • mixed $default: Optional value to return if option doesn’t exist. Default false.
  • bool $use_cache: Whether to use cache. Multisite only. Default true.

Return values

returns:Value set for the option.

Defined filters

  • pre_site_option_$option
    apply_filters( 'pre_site_option_' . $option, false )

Source code

function get_site_option( $option, $default = false, $use_cache = true ) {

	global $wpdb;



	// Allow plugins to short-circuit site options.

 	$pre = apply_filters( 'pre_site_option_' . $option, false );

 	if ( false !== $pre )

 		return $pre;



	if ( !is_multisite() ) {

		$value = get_option($option, $default);

	} else {

		$cache_key = "{$wpdb->siteid}:$option";

		if ( $use_cache )

			$value = wp_cache_get($cache_key, 'site-options');



		if ( !isset($value) || (false === $value) ) {

			$row = $wpdb->get_row( $wpdb->prepare("SELECT meta_value FROM $wpdb->sitemeta WHERE meta_key = %s AND site_id = %d", $option, $wpdb->siteid ) );



			// Has to be get_row instead of get_var because of funkiness with 0, false, null values

			if ( is_object( $row ) ) {

				$value = $row->meta_value;

				$value = maybe_unserialize( $value );

				wp_cache_set( $cache_key, $value, 'site-options' );

			} else {

				$value = $default;

			}

		}

	}

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