gistfile1.txt

location ~ [^/invite]\.php(/|$) {
    fastcgi_split_path_info ^(.+?\.php)(/.*)$;
    if (!-f $document_root$fastcgi_script_name) {
            return 404;
    }

    fastcgi_pass http://unix:/var/run/php5-fpm.sock;
    fastcgi_index index.php;
    include fastcgi_params;
}