##
# You should look at the following URL's in order to grasp a solid understanding
# of Nginx configuration files in order to fully unleash the power of Nginx.
# https://www.nginx.com/resources/wiki/start/
# https://www.nginx.com/resources/wiki/start/topics/tutorials/config_pitfalls/
# https://wiki.debian.org/Nginx/DirectoryStructure
#
# In most cases, administrators will remove this file from sites-enabled/ and
# leave it as reference inside of sites-available where it will continue to be
# updated by the nginx packaging team.
#
# This file will automatically load configuration files provided by other
# applications, such as Drupal or Wordpress. These applications will be made
# available underneath a path with that package name, such as /drupal8.
#
# Please see /usr/share/doc/nginx-doc/examples/ for more detailed examples.
##

# Default server configuration
#
# `fancyindex` is from `nginx-extras`.
server {
    listen 80 default_server;
    listen [::]:80 default_server;

    location / {
        return 301 https://$host$request_uri;
    }
}

server {
        # SSL configuration
        #
        # Partially generated by https://ssl-config.mozilla.org/.
        listen 443 ssl default_server;
        listen [::]:443 ssl default_server;

        #
        # Note: You should disable gzip for SSL traffic.
        # See: https://bugs.debian.org/773332
        #
        # Read up on ssl_ciphers to ensure a secure configuration.
        # See: https://bugs.debian.org/765782
        #
        # Self signed certs generated by the ssl-cert package
        # Don't use them in a production server!
        #
        # include snippets/snakeoil.conf;
        # managed by Certbot.
        ssl_certificate /etc/letsencrypt/live/shione.net/fullchain.pem;
        # managed by Certbot.
        ssl_certificate_key /etc/letsencrypt/live/shione.net/privkey.pem;

        # OCSP stapling
        ssl_stapling on;
        ssl_stapling_verify on;

        # HSTS (ngx_http_headers_module is required) (63072000 seconds)
        #
        # See https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Strict-Transport-Security.
        add_header Strict-Transport-Security "max-age=63072000" always;

        # Prevent spam.
        add_header X-Robots-Tag "noai, noimageai" always;

        server_name shione.net www.shione.net;

        location ~* \.(htaccess|htpasswd) {
                deny all;
        }

        location / {
                root /var/www/html/shione.net;

                index index.html;

                auth_basic off;
                # First attempt to serve request as file, then
                # as directory, then fall back to displaying a 404.
                try_files $uri $uri/ =404;
        }

        location /share {
                root /var/www;

                # Enable fancy indexes.
                fancyindex on;

                # Output human-readable file sizes.
                fancyindex_exact_size off;
        }

        location ~ ^/share/(?<dir>[^/]+) {
                root /var/www;

                # Require authentication if available.
                set $auth_basic off;
                set $auth_basic_user_file "";
                if (-f /var/www/share/$dir/.htpasswd) {
                        set $auth_basic Required;
                        set $auth_basic_user_file /var/www/share/$dir/.htpasswd;
                }

                auth_basic $auth_basic;
                auth_basic_user_file $auth_basic_user_file;

                # Enable fancy indexes.
                fancyindex on;

                # Output human-readable file sizes.
                fancyindex_exact_size off;
        }
}