BP_Messages_Notice::get_active()

	public static function get_active() {
		$notice = wp_cache_get( 'active_notice', 'bp_messages' );

		if ( false === $notice ) {
			global $wpdb;

			$bp = buddypress();

			$notice_id = $wpdb->get_var( "SELECT id FROM {$bp->messages->table_name_notices} WHERE is_active = 1" );
			$notice    = new BP_Messages_Notice( $notice_id );

			wp_cache_set( 'active_notice', $notice, 'bp_messages' );
		}

		/**
		 * Gives ability to filter the active notice that should be displayed on the front end.
		 *
		 * @since BuddyPress 2.8.0
		 */
		return apply_filters( 'messages_notice_get_active', $notice );
	}