nginx to enable a url with php extension

nginx_config

server {
	listen   80; ## listen for ipv4; this line is default and implied
	#listen   [::]:80 default ipv6only=on; ## listen for ipv6

	root /usr/share/nginx/www;
	index index.html index.htm;

	# Make site accessible from http://localhost/
	server_name localhost;


  location / {

  }

	location /doc/ {
		alias /usr/share/doc/;
		autoindex on;
		allow 127.0.0.1;
		deny all;
	}

 location ~ [^/]\.php(/|$) {
    fastcgi_split_path_info ^(.+?\.php)(/.*)$;
    if (!-f $document_root$fastcgi_script_name) {
      return 404;
    }
    include fastcgi_params;
    fastcgi_index index.php;
    fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
    fastcgi_pass unix:/var/run/php5-fpm.sock;
  } 
}