Current File : /var/www/renta.eco-n-tech.co.uk/wp-content/plugins/nitropack/classes/Integration/Server/Sucuri.php
<?php
namespace NitroPack\Integration\Server;
// We need this to control Sucuri in addition to any other proxy potentially provided by the origin host company
class Sucuri {
const STAGE = "very_early";
public static function detect() {
return !empty($_SERVER["HTTP_X_SUCURI_CLIENTIP"]) || !empty($_SERVER["HTTP_X_SUCURI_COUNTRY"]);
}
public static function isCacheEnabled() {
return self::detect() && !empty($_SERVER["HTTP_SEC_CH_UA_MOBILE"]);
}
public function init($stage) {
if (self::detect()) {
nitropack_header("Accept-CH: Sec-CH-UA-Mobile");
if (self::isCacheEnabled()) {
add_action('nitropack_cacheable_cache_headers', [$this, 'allowProxyCache'], PHP_INT_MAX-1);
add_action('nitropack_cachehit_cache_headers', [$this, 'allowProxyCache'], PHP_INT_MAX-1);
} else {
add_action('nitropack_cacheable_cache_headers', [$this, 'preventProxyCache'], PHP_INT_MAX-1);
add_action('nitropack_cachehit_cache_headers', [$this, 'preventProxyCache'], PHP_INT_MAX-1);
}
}
}
public function allowProxyCache() {
nitropack_header("Vary: sec-ch-ua-mobile");
nitropack_header("Cache-Control: public, max-age=0, s-maxage=15, stale-while-revalidate=3600");
}
public function preventProxyCache() {
nitropack_header("Cache-Control: no-cache");
}
}
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