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get_site_option [ ]

get_site_option ( $option, $default = false, $use_cache = true )
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.
Uses:
See:
Returns:
  • (mixed) Value set for the option.
Defined at:
Codex



Retrieve site option value based on name of option.

Source 

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() ) {
		$default = apply_filters( 'default_site_option_' . $option, $default );
		$value = get_option($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 = apply_filters( 'default_site_option_' . $option, $default );
			}
		}
	}

 	return apply_filters( 'site_option_' . $option, $value );
}

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