# https://www.nginx.com/resources/wiki/start/topics/recipes/symfony/
# NOTE: This makes any .php file other than app, app_dev and config.php
# downloadable. If you want one to run, add it to the "pass the PHP scripts to
# upstream FCGI" location section below. Be careful adding files with
# sensitive data like passwords inside them.

limit_req_zone $binary_remote_addr zone=gliders:10m rate=10r/s;

server {
    listen 80;

    server_name ~(?:((?<symfonyenv>.+)\.)?gliders.*|mars\.noc\.ac\.uk);

    if ($symfonyenv) {
        set $symfonyfile "app_$symfonyenv";
        set $symfonyroot "/var/gliders/www_$symfonyenv";
    }

    if ($symfonyenv = "") {
        set $symfonyfile "app";
        set $symfonyroot "/var/gliders/www";
        set $symfonyenv "prod";
    }

    root $symfonyroot/web;

    error_log /var/log/nginx/gliders.error.log;
    access_log /var/log/nginx/$symfonyenv.gliders.access.log;

    # Enable compression. Very helpful when we're getting stuff like
    # large amounts of vehicle tracks in JSON form!
    gzip on;
    gzip_types text/plain application/xml text/html text/css application/json application/x-javascript text/xml text/javascript;

    # strip app.php/ prefix if it is present
    rewrite ^/$symfonyfile\.php/?(.*)$ /$1 permanent;

    location / {
    	limit_req zone=gliders burst=5;
        set $index_file $symfonyfile".php";
     	if (-f $document_root/.maintenance) {
            return 503;
        }
        index $index_file;
        try_files $uri @rewriteapp;
    }

    error_page 413 /413.html;
    error_page 502 /502.html;
    error_page 504 /504.html;
    error_page 503 @maintenance;
    location @maintenance {
        rewrite ^(.*)$ /maintenance.html break;
    }

    location ~ ^/(images|fonts|css|js) {
        access_log off;
        error_log off;
        try_files $uri =404;
        expires 1y;
        add_header Cache-Control "public";
    }

    location ~ ^/static/images/.*$ {
        access_log off;
        error_log off;
        try_files $uri =404;
    }

    location /static/logs {
        alias /var/gliders/logs;
    }

    location /var/gliders/logs {
        alias /var/gliders/logs;
    }

    location /static {
        alias /var/gliders/static;
    }

    location @rewriteapp {
        rewrite ^(.*)$ /${symfonyfile}.php/$1 last;
    }

    # pass the PHP scripts to FastCGI server from upstream phpfcgi
    location ~ ^/(app|app_dev|config)\.php(/|$) {
        # fastcgi_pass hhvmfcgi;
        fastcgi_pass phpfcgi;
        fastcgi_intercept_errors on;
        # error_page 502 = @fallback;
        error_page 502 /502.html;
        include fastcgi_params;
        fastcgi_split_path_info ^(.+\.php)(/.*)$;
        fastcgi_param  SCRIPT_FILENAME $symfonyroot/web$fastcgi_script_name;
        fastcgi_param  HTTPS off;
    }

    # location @fallback {
    #     fastcgi_pass phpfcgi;
    #    fastcgi_intercept_errors on;
    #    include fastcgi_params;
    #    fastcgi_split_path_info ^(.+\.php)(/.*)$;
    #    fastcgi_param SCRIPT_FILENAME $symfonyroot/web$fastcgi_script_name;
    #    fastcgi_param HTTPS off;
    #    error_page 502 /502.html;
    #}
}