wp_not_installed()

wp_not_installed()

function wp_not_installed() {
	if ( is_blog_installed() || wp_installing() ) {
		return;
	}

	nocache_headers();

	if ( is_multisite() ) {
		wp_die( __( 'The site you have requested is not installed properly. Please contact the system administrator.' ) );
	}

	require ABSPATH . WPINC . '/kses.php';
	require ABSPATH . WPINC . '/pluggable.php';

	$link = wp_guess_url() . '/wp-admin/install.php';

	wp_redirect( $link );
	die();
}