nginx.conf.erb

map $http_accept_language $lang {
    default en;
    ~^cs cs;
    ~^de-ch de-CH;
    ~^de-CH de-CH;
    ~^de de;
    ~^el el;
    ~^en en;
    ~^es es;
    ~^fr fr;
    ~^hi hi;
    ~^in in;
    ~^it it;
    ~^ja ja;
    ~^ko ko;
    ~^ms ms;
    ~^nl nl;
    ~^pl pl;
    ~^pt-br pt-BR;
    ~^pt-BR pt-BR;
    ~^pt-pt pt-PT;
    ~^pt-PT pt-PT;
    ~^pt pt-BR;
    ~^tr tr;
    ~^vi vi;
    ~^zh-cn zh-CN;
    ~^zh-CN zh-CN;
    ~^zh-tw zh-TW;
    ~^zh-TW zh-TW;
    ~^zh zh-CN;
}

server {
    listen       80;
    server_name  bitcoincash.org;

    if ( $http_host = 'bitcoincash.org' ){
        return 301 https://www.bitcoincash.org$request_uri;
    }

    if ( $http_x_forwarded_proto = 'http' ) {
        return 301 https://$host$request_uri;
    }

    rewrite ^/letter-from-the-ceo.pdf$ https://falkvinge.net/wp-content/uploads/2017/11/letter-from-the-ceo.pdf permanent;
    
    root   /usr/share/nginx/html;

    location / {
        index index.$lang.html;
    }

    location /graphics/ {
        index index.$lang.html;
    }
<% I18n.available_locales.sort.each do |locale| %>
    location /<%= locale.to_s.downcase %>/ {
        index index.html;
    }

    location /<%= locale.to_s.downcase %>/graphics/ {
        index index.html;
    }
<% end %>
    location ~*  \.(jpg|jpeg|png|gif|ico)$ {
        expires 30d;
    }

    location ~*  \.(css|js)$ {
        expires 1d;
    }

    error_page   500 502 503 504  /50x.html;
    location = /50x.html {
        root   /usr/share/nginx/html;
    }
}

## Compression.
gzip on;
gzip_buffers 16 8k;
gzip_comp_level 1;
gzip_http_version 1.1;
gzip_min_length 10;
gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript image/x-icon application/vnd.ms-fontobject font/opentype application/x-font-ttf;
gzip_vary on;
gzip_proxied any; # Compression for all requests.
## No need for regexps. See
## http://wiki.nginx.org/NginxHttpGzipModule#gzip_disable
gzip_disable msie6;