sites-enabled - subdir multisite - problem with media in domain mapped blogs

sites-enabled nginx - subdir multisite

map $uri $blogname{
        ~^(?<blogpath>/[^/]+/)files/(.*)        $blogpath ;
}

map $blogname $blogid{
        default -999;
        include /var/www/bloggmu/public/wp-content/uploads/nginx-helper/map.conf ;
}

server {
        listen 80 default_server ;
        server_name site.arstaskolan.se;
        server_name_in_redirect off;

        access_log   /var/log/nginx/acbloggmu.log;
        error_log    /var/log/nginx/erbloggmu.log;

        root /var/www/bloggmu/public;
        index index.php;

        if (!-e $request_filename) {
                rewrite /wp-admin$ $scheme://$host$uri/ permanent;
                rewrite ^(/[^/]+)?(/wp-.*) $2 last;
                rewrite ^(/[^/]+)?(/.*\.php) $2 last;
        }

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

        location ~ \.php$ {
                try_files $uri /index.php;
                include fastcgi_params;
                fastcgi_pass unix:/var/run/php5-fpm.sock;
        }

        #avoid php readfile()
        location ^~ /blogs.dir {
                internal;
                alias /var/www/bloggmu/public/wp-content/blogs.dir ;
                access_log off; log_not_found off;      expires max;
        }

        location ~ ^(/[^/]+/)?files/(?<rt_file>.+) {
                try_files /wp-content/blogs.dir/$blogid/files/$rt_file /wp-includes/ms-files.php?file=$rt_file ;
                access_log off; log_not_found off; expires max;
        }
        
         location ~ ^(/[^/]+/)?files/(?<rt_file>.+) {
                try_files /wp-content/blogs.dir/$blogid/files/$rt_file /wp-includes/ms-files.php?file=$rt_file ;
                access_log off; log_not_found off; expires max;
        }

        location ~* ^.+\.(ogg|ogv|svg|svgz|eot|otf|woff|mp4|ttf|rss|atom|jpg|jpeg|gif|png|ico|zip|tgz|gz|rar|bz2|doc|xls|exe|ppt|tar|mid|midi|wav|bmp|rtf)$ {
                access_log off; log_not_found off; expires max;
        }

        location = /robots.txt { access_log off; log_not_found off; }
        location ~ /\. { deny  all; access_log off; log_not_found off; }
}