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PATH: home / sparklp6 / public_html / website_356c8563 / nitropack / classes / Integration / Server

<?php

namespace NitroPack\Integration\Server;

class Fastly {
    const STAGE = "very_early";

public static function detect() {
        return !empty($_SERVER["HTTP_SURROGATE_CONTROL"]);
    }

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_early_cache_headers', [$this, 'allowProxyCache']);
            } else {
                add_action('nitropack_early_cache_headers', [$this, 'preventProxyCache']);
            }
        }
    }

public function allowProxyCache() {
        nitropack_header("Vary: sec-ch-ua-mobile");
        nitropack_header("Surrogate-Control: max-age=5, stale-while-revalidate=3600");
    }

public function preventProxyCache() {
        nitropack_header("Surrogate-Control: max-age=0, must-revalidate");
    }
}

[-] LiteSpeed.php [edit]
[-] NestifyCDN.php [edit]
[-] .htaccess [edit]
[-] Fastly.php [edit]
[-] Sucuri.php [edit]
[-] NginxFastCgi.php [edit]
[-] Cloudflare.php [edit]
[+] ..