# Set expires for static files

# Note to self (and to anyone forks it)
# Some sites create robots.txt and sitemap(.xml(.gz)) files on the fly
# If you are sure that they are indeed static, uncomment the following location blocks for each and adject the expires headers to fit your site's needs
# location = /robots.txt { expires 1d; log_not_found off; access_log off; }
# location ~ \.xml(\.gz)?$ { expires 600s; log_not_found off; access_log off; }

# For CSS / JS
location ~ \.(?:css|js)$ {
    expires max;
    log_not_found off;
    access_log off;
    add_header X-Content-Type-Options "nosniff";
}

# Web fonts needs some special care
# Reference: http://jmoiron.net/blog/serving-fonts-aws-cloudfront/
location ~ \.(?:ttf|ttc|eot|woff|woff2|otf|svg)$ {
    # Safe to use the following line
    add_header Access-Control-Allow-Origin "*";

    # use the following with caution!
    # add_header Access-Control-Allow-Origin "http://*.example.com";

    expires max;
    log_not_found off;
    access_log off;
}

# Referers for images
location ~ \.(?:gif|ico|webp)$ {
    ### Please change the domainname before uncommenting the following
    # valid_referers none blocked www.example.com example.com;
    # if ($invalid_referer) { return 403; }

    expires max;
    log_not_found off;
    access_log off;
}

location ~* ^.+\.(png|jpe?g)$ {
    ### Please change the domainname before uncommenting the following
    # valid_referers none blocked www.example.com example.com;
    # if ($invalid_referer) { return 403; }

    # add_header Vary Accept;
    # see https://docs.ewww.io/article/16-ewww-io-and-webp-images
    try_files $uri$webp_suffix $uri =404;
    expires max;
    log_not_found off;
    access_log off;
}

# Feeds
location ~ \.(?:rss|atom)$ {
    expires 600s; # 10 minutes
}