# RunCache: NGINX FastCGI cache configuration.
# Include this file in the http context, e.g. inside /etc/nginx/conf.d/.
# Bugs or questions? Email support@runcloud.io.
# This file contains http-context directives only.

fastcgi_cache_path {{DOCUMENT_ROOT}}wp-content/cache/runcache/{{HOST}}/fastcgi levels=1:2 keys_zone={{CACHE_ZONE}}:10m max_size=1g inactive=8h use_temp_path=off;

fastcgi_cache_key '$scheme$request_method$host$request_uri';

# Bypass cache for mandatory authentication/session cookies.
map $http_cookie ${{SITE_CACHE_VAR}}_logged_in {
    default 0;
    ~*wordpress_logged_in 1;
    ~*wordpress_sec_ 1;
    ~*wp-postpass 1;
    ~*comment_author 1;
    ~*wp-settings- 1;
}

# Only GET requests may be cached. PHP applies all configurable query rules.
map $request_method ${{SITE_CACHE_VAR}}_no_cache_method {
    default 1;
    GET 0;
}

# Query compatibility rules are evaluated by PHP after a cache miss.

# Bypass cache for admin, auth, cron, REST, feed, and WooCommerce paths.
map $uri ${{SITE_CACHE_VAR}}_no_cache_uri {
    default 0;
    ~*^/\.well-known 1;
    ~*^/wp-admin 1;
    ~*^/wp-login\.php 1;
    ~*^/wp-cron\.php 1;
    ~*^/xmlrpc\.php 1;
    ~*^/wp-signup\.php 1;
    ~*^/wp-activate\.php 1;
    ~*^/wp-comments-post\.php 1;
    ~*^/(cart|checkout|my-account) 1;
    ~*^/wp-json 1;
    ~*^/feed/? 1;
    ~*(^|/).*sitemap.*\.xml$ 1;
}

# Browser and visitor-IP rules are evaluated by PHP after a cache miss.
map $http_user_agent ${{SITE_CACHE_VAR}}_no_cache_agent {
    default 0;
}

map $remote_addr ${{SITE_CACHE_VAR}}_no_cache_ip {
    default 0;
}

# Fallback status value when no cache lookup happened.
map $upstream_cache_status $runcache_fastcgi_status_value {
    ""      "BYPASS";
    default $upstream_cache_status;
}

# Expose X-RunCache-Status only when FastCGI caching is active.
map $runcache_fastcgi_disabled $runcache_fastcgi_status_header {
    1       "";
    0       $runcache_fastcgi_status_value;
}

# Expose X-RunCache-Type only when FastCGI caching is active.
map $runcache_fastcgi_disabled $runcache_fastcgi_type_header {
    1       "";
    0       "Nginx FastCGI";
}