nginx default configuration file (ubuntu path: /etc/nginx/sites-available/default) with conversions of .htaccess environment variables and mod_rewrite logic, along with parameters supporting a fastcgi-based php setup

default

server {
    listen 80;

    root /var/www/YOUR_DIRECTORY;
    index index.php index.html index.htm;

    ###################################################
    # Change "yoururl.com" to your host name

    server_name yoururl.com;

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

    location /site/ {
      if (!-e $request_filename){
        rewrite ^/site/(.*)$ /site/index.php break;
      }
    }

    location ~ \.php$ {
        try_files $uri =404;
        fastcgi_pass unix:/var/run/php5-fpm.sock;
        fastcgi_index index.php;
        fastcgi_param PATH_TO_FRAMEWORKS /var/www/frameworks/;
        fastcgi_param CORE_TYPE frameworks;
        fastcgi_param IS_DEV true;
        include fastcgi_params;
    }

    location = /favicon.ico {
        log_not_found off;
        access_log off;
    }

    location = /robots.txt {
        allow all;
        log_not_found off;
        access_log off;
    }

    location ~ /\. {
        deny all;
    }

    location ~* /(?:uploads|files)/.*\.php$ {
        deny all;
    }

}