{% set domain = "liwt.net" %}
#
# nginx/sites: liwt.www.conf
# Main website: {{ domain }}
#
# Refernce
# --------
# * Nginx - Converting rewrite rules
#   https://nginx.org/en/docs/http/converting_rewrite_rules.html
# * StackOverflow - Nginx no-www to www and www to no-www
#   http://stackoverflow.com/a/7958540
# * StackOverflow - Remove 'www' and redirect to 'https' with nginx
#   http://stackoverflow.com/a/258424
# * Nginx Caching | Servers for Hackers
#   https://serversforhackers.com/nginx-caching/
#
#
# Aaron LI
#

{% if domains_hascert[domain] %}
# Separate server block to redirect www to no-www
server {
    listen            443 ssl http2;
    listen       [::]:443 ssl http2;
    server_name  www.{{ domain }};

    # SSL/TLS Certificate kindly provided by Let's Encrypt
    ssl_certificate      {{ web.ssl_root }}/{{ domain }}/fullchain;
    ssl_certificate_key  {{ web.ssl_root }}/{{ domain }}/key;

    return  301  $scheme://{{ domain }}$request_uri;
}

server {
    listen            443 ssl http2 default_server;
    listen       [::]:443 ssl http2;
    server_name  {{ domain }};

    # SSL/TLS Certificate kindly provided by Let's Encrypt
    ssl_certificate      {{ web.ssl_root }}/{{ domain }}/fullchain;
    ssl_certificate_key  {{ web.ssl_root }}/{{ domain }}/key;

    # Website location
    root   /home/www/www;
    index  index.html;

    location / {
        try_files  $uri $uri/ $uri/index.html $uri.html =404;
    }

    location = /ip {
        default_type  text/plain;
        return  200  "$remote_addr\n";
    }

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

    error_page  403 /403.html;
    error_page  404 /404.html;
    error_page  500 502 503 504 /50x.html;
    location = /50x.html {
        root  /usr/local/www/nginx-dist;
    }

    ## Expire rules for static content [3]
    # Feed
    location ~* \.(?:rss|atom)$ {
        expires     1h;
        add_header  Cache-Control "public";
    }
    # Media: images, icons, video, audio
    location ~* \.(?:jpg|jpeg|gif|png|ico|cur|gz|svg|svgz|mp3|mp4|ogg|ogv|webm)$ {
        expires     30d;
        access_log  off;
        add_header  Cache-Control "public";
    }
    # CSS and Javascript
    location ~* \.(?:css|js)$ {
        expires     30d;
        access_log  off;
        add_header  Cache-Control "public";
    }

    ## Block rules
    # .git
    location ~ /\.git {
        deny           all;
        log_not_found  off;
        access_log     off;
    }
    # All hidden directories and files (begin with .)
    location ~ /\. {
        deny           all;
        log_not_found  off;
        access_log     off;
    }
    # Temporary files (end with ~)
    location ~ ~$ {
        deny           all;
        log_not_found  off;
        access_log     off;
    }
}
{% endif %}