wordpress multi site cofiguration with nginx

location / {
	try_files $uri $uri/ /index.php?$args;
}

location ~ ^/files/(.*)$ {
  try_files /wp-content/blogs.dir/$blogid/$uri /wp-includes/ms-files.php?file=$1 ;
  access_log off; log_not_found off; expires max;
}

location ~* \.(js|css|png|jpg|jpeg|gif|ico)$ {
	expires 24h;
	log_not_found off;
}

location ^~ /blogs.dir {
	internal;
	alias /var/www/pathtoyoursite/web/wp-content/blogs.dir ;
	access_log off; log_not_found off;      expires max;
}


if (!-e $request_filename) {
	rewrite /wp-admin$ $scheme://$host$uri/ permanent;
	rewrite ^/[_0-9a-zA-Z-]+(/wp-.*) $1 last;
	rewrite ^/[_0-9a-zA-Z-]+(/.*\.php)$ $1 last;
}

map $http_host $blogid {
    default 0;
    include /var/www/pathtoyoursite/wp-content/uploads/nginx-helper/map.conf;
}