ActiveCollab 3 + NGINX + PHP-FPM + SSL + /public as document root

config.php

<?php

  /** 
   * activeCollab configuration file
   */

  define('ROOT', '/home/example/public_html/activecollab');
  define('ROOT_URL', 'https://example.com');
  define('URL_BASE', ROOT_URL . '/');
  define('ASSETS_URL', ROOT_URL . '/assets');

  define('PATH_INFO_THROUGH_QUERY_STRING', false);

  // Other config stuff below (this will be different for each install so it's not included here

nginx-nossl-example

server {
    listen [ip-address]:80;
    server_name example.com;
    root /home/example/public_html/public;

    access_log  /var/log/nginx/access.log;

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

    location ~ \.php$ {
        try_files $uri =404;
        fastcgi_split_path_info ^(.+\.php)(/.+)$;

        include fastcgi_params;
        fastcgi_index index.php;
        fastcgi_intercept_errors on;
        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
        fastcgi_param SCRIPT_NAME $fastcgi_script_name;
		
        fastcgi_pass unix:/var/run/php-fpm-example.sock;
    }
}

nginx-ssl-example

server {
    listen [ip-address]:80;
    server_name example.com;
    rewrite ^(.*) https://$server_name$1 permanent;
}
server {
    listen [ip-address]:443 ssl;
    server_name example.com;
    root /home/example/public_html/public;

    ssl_certificate certificates/example.com.crt;
    ssl_certificate_key certificates/example.com.key;

    access_log  /var/log/nginx/access.log;

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

    location ~ \.php$ {
        try_files $uri =404;
        fastcgi_split_path_info ^(.+\.php)(/.+)$;

        include fastcgi_params;
        fastcgi_index index.php;
        fastcgi_intercept_errors on;
        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
        fastcgi_param SCRIPT_NAME $fastcgi_script_name;
        fastcgi_param HTTPS on;
        fastcgi_param HTTP_SCHEME https;
		
        fastcgi_pass unix:/var/run/php-fpm-example.sock;
    }
}

php-fpm-pool-example

[example]
user = example
group = example

listen = /var/run/php-fpm-example.sock;
pm = ondemand
pm.max_children = 15
pm.process_idle_timeout = 300s
pm.max_requests = 500
request_terminate_timeout = 120s
chdir = /
php_admin_value[open_basedir] = /home/example/public_html:/tmp
php_admin_value[cgi.fix_pathinfo] = 0