# BEGIN RunCache
# RunCache Plugin: Apache rewrite rules for serving cached pages.
# Bugs or questions? Email support@runcloud.io.
<IfModule mod_rewrite.c>
    RewriteEngine On

    # Mark requests that must continue to WordPress/PHP instead of serving a
    # static cache file. This avoids fragile skip counts when cache rules change.
    RewriteCond %{REQUEST_METHOD} !=GET
    RewriteRule ^ - [E=RUNCACHE_BYPASS:1]

    # Bypass cache for WordPress admin and system URLs.
    RewriteCond %{REQUEST_URI} "^/(\.well-known|wp-admin|wp-login\.php|wp-cron\.php|wp-signup\.php|wp-activate\.php|wp-comments-post\.php)" [OR]
    RewriteCond %{REQUEST_URI} "^/(wp-json|xmlrpc\.php|index\.php/feed|feed/?|wp-json/)" [OR]
    RewriteCond %{REQUEST_URI} "(^|/).*sitemap.*\.xml$" [OR]
    RewriteCond %{REQUEST_URI} "^/(cart|checkout|my-account)"
    RewriteRule ^ - [E=RUNCACHE_BYPASS:1]

    # Configurable query and cookie rules are evaluated by PHP after a miss.
    RewriteCond %{HTTP_COOKIE} "(wp-postpass|wordpress_logged_in|wordpress_sec_|comment_author|wp-settings-)"
    RewriteRule ^ - [E=RUNCACHE_BYPASS:1]

    # Serve cached home page only when no bypass condition matched.
    RewriteCond %{ENV:RUNCACHE_BYPASS} !=1
    RewriteCond %{QUERY_STRING} ^$
    RewriteCond %{REQUEST_FILENAME} !-f
    RewriteCond %{DOCUMENT_ROOT}/wp-content/cache/runcache/%{HTTP_HOST}/index.html -f
    RewriteRule ^$ /wp-content/cache/runcache/%{HTTP_HOST}/index.html [L]

    # Serve cached subpages only when no bypass condition matched.
    RewriteCond %{ENV:RUNCACHE_BYPASS} !=1
    RewriteCond %{QUERY_STRING} ^$
    RewriteCond %{REQUEST_FILENAME} !-f
    RewriteCond %{REQUEST_URI} ^/(.+?)/?$
    RewriteCond %{DOCUMENT_ROOT}/wp-content/cache/runcache/%{HTTP_HOST}/%1/index.html -f
    RewriteRule ^(.+?)/?$ /wp-content/cache/runcache/%{HTTP_HOST}/$1/index.html [L]

    # Set environment variable for cached pages
    RewriteCond %{REQUEST_FILENAME} /wp-content/cache/runcache/
    RewriteRule .* - [E=RUNCACHE_HIT:1]
</IfModule>

<IfModule mod_headers.c>
    Header always set X-RunCache-Type "Apache" env=RUNCACHE_HIT
    Header always set X-RunCache-Status "HIT" env=RUNCACHE_HIT
</IfModule>
# END RunCache