restore_current_blog(): bool

563function restore_current_blog() {564	global $wpdb;565 566	if ( empty( $GLOBALS['_wp_switched_stack'] ) ) {567		return false;568	}569 570	$new_blog_id  = array_pop( $GLOBALS['_wp_switched_stack'] );571	$prev_blog_id = get_current_blog_id();572 573	if ( $new_blog_id === $prev_blog_id ) {574		/** This filter is documented in wp-includes/ms-blogs.php */575		do_action( 'switch_blog', $new_blog_id, $prev_blog_id, 'restore' );576 577		// If we still have items in the switched stack, consider ourselves still 'switched'.578		$GLOBALS['switched'] = ! empty( $GLOBALS['_wp_switched_stack'] );579 580		return true;581	}582 583	$wpdb->set_blog_id( $new_blog_id );584	$GLOBALS['blog_id']      = $new_blog_id;585	$GLOBALS['table_prefix'] = $wpdb->get_blog_prefix();586 587	wp_cache_switch_to_blog( $new_blog_id );588 589	/** This filter is documented in wp-includes/ms-blogs.php */590	do_action( 'switch_blog', $new_blog_id, $prev_blog_id, 'restore' );591 592	// If we still have items in the switched stack, consider ourselves still 'switched'.593	$GLOBALS['switched'] = ! empty( $GLOBALS['_wp_switched_stack'] );594 595	return true;596}