{{ $ENABLE_COLIBRI_WEBSOCKET := .Env.ENABLE_COLIBRI_WEBSOCKET | default "1" | toBool }}
{{ $ENABLE_XMPP_WEBSOCKET := .Env.ENABLE_XMPP_WEBSOCKET | default "1" | toBool }}
{{ $ENABLE_SUBDOMAINS := .Env.ENABLE_SUBDOMAINS | default "true" | toBool -}}
{{ $XMPP_DOMAIN := .Env.XMPP_DOMAIN | default "meet.jitsi" -}}
{{ $XMPP_BOSH_URL_BASE := .Env.XMPP_BOSH_URL_BASE | default "http://xmpp.meet.jitsi:5280" -}}

server_name _;

client_max_body_size 0;

root /usr/share/jitsi-meet;

# ssi on with javascript for multidomain variables in config.js
ssi on;
ssi_types application/x-javascript application/javascript;

index index.html index.htm;
error_page 404 /static/404.html;

# Security headers
add_header X-Content-Type-Options nosniff;
add_header X-XSS-Protection "1; mode=block";

{{ if .Env.DEPLOYMENTINFO_SHARD }}
add_header X-Jitsi-Shard {{ .Env.DEPLOYMENTINFO_SHARD }};
{{ end }}

# Opt out of FLoC (deprecated)
add_header Permissions-Policy "interest-cohort=()";

location = /config.js {
    alias /config/config.js;
}

location = /interface_config.js {
    alias /config/interface_config.js;
}

location = /external_api.js {
    alias /usr/share/jitsi-meet/libs/external_api.min.js;
}

# ensure all static content can always be found first
location ~ ^/(libs|css|static|images|fonts|lang|sounds|connection_optimization|.well-known)/(.*)$ {
    add_header 'Access-Control-Allow-Origin' '*';
    alias /usr/share/jitsi-meet/$1/$2;

    # cache all versioned files
    if ($arg_v) {
        expires 1y;
    }
}

{{ if $ENABLE_COLIBRI_WEBSOCKET }}
# colibri (JVB) websockets
location ~ ^/colibri-ws/([a-zA-Z0-9-\._]+)/(.*) {
    tcp_nodelay on;

    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection $connection_upgrade;

    proxy_pass http://$1:9090/colibri-ws/$1/$2$is_args$args;
}
{{ end }}

# BOSH
location = /http-bind {
    proxy_set_header X-Forwarded-For $remote_addr;
    proxy_set_header Host {{ $XMPP_DOMAIN }};

    proxy_pass {{ $XMPP_BOSH_URL_BASE }}/http-bind;
}

{{ if $ENABLE_XMPP_WEBSOCKET }}
# xmpp websockets
location = /xmpp-websocket {
    tcp_nodelay on;

    proxy_http_version 1.1;
    proxy_set_header Connection $connection_upgrade;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Host {{ $XMPP_DOMAIN }};
    proxy_set_header X-Forwarded-For $remote_addr;

    proxy_pass {{ $XMPP_BOSH_URL_BASE }}/xmpp-websocket;
}
{{ end }}

{{ if .Env.ETHERPAD_URL_BASE }}
# Etherpad-lite
location ^~ /etherpad/ {
    proxy_buffering off;
    proxy_cache_bypass $http_upgrade;

    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";
    proxy_set_header X-Forwarded-For $remote_addr;

    proxy_pass {{ .Env.ETHERPAD_URL_BASE }}/;
}
{{ end }}

location ~ ^/([^/?&:'"]+)$ {
    try_files $uri @root_path;
}

location @root_path {
    rewrite ^/(.*)$ / break;
}

{{ if $ENABLE_SUBDOMAINS }}
    location ~ ^/([^/?&:'"]+)/config.js$ {
        set $subdomain "$1.";
        set $subdir "$1/";

        alias /config/config.js;
    }

    # BOSH for subdomains
    location ~ ^/([^/?&:'"]+)/http-bind {
        set $subdomain "$1.";
        set $subdir "$1/";
        set $prefix "$1";

        rewrite ^/(.*)$ /http-bind;
    }

    {{ if $ENABLE_XMPP_WEBSOCKET }}
    # websockets for subdomains
    location ~ ^/([^/?&:'"]+)/xmpp-websocket {
        set $subdomain "$1.";
        set $subdir "$1/";
        set $prefix "$1";

        rewrite ^/(.*)$ /xmpp-websocket;
    }
    {{ end }}

    # Anything that didn't match above, and isn't a real file, assume it's a room name and redirect to /
    location ~ ^/([^/?&:'"]+)/(.*)$ {
        set $subdomain "$1.";
        set $subdir "$1/";
        rewrite ^/([^/?&:'"]+)/(.*)$ /$2;
    }
{{ end }}
