<?php
/**
 * EduBox reverse proxy normalisation for PrestaShop 9 running behind the
 * EduBox dynamic-public-domain resolver.
 *
 * The official PrestaShop 9 + PHP 8.5 + Apache image has a bug where
 * X-Forwarded-* headers are exposed to PHP as arrays whose value is the
 * header name. getenv() returns the correct string, so we use it to
 * reconstruct $_SERVER entries used by Tools::getHttpHost/ShopDomainSSL.
 */

if ($val = getenv('HTTP_X_FORWARDED_HOST')) {
    $_SERVER['HTTP_X_FORWARDED_HOST'] = $val;
}
if ($val = getenv('HTTP_X_FORWARDED_PROTO')) {
    $_SERVER['HTTP_X_FORWARDED_PROTO'] = $val;
}

// Apache/PHP 8.5 sometimes corrupts HTTP_HOST into an array; fall back safely.
if (!empty($_SERVER['HTTP_HOST']) && is_array($_SERVER['HTTP_HOST'])) {
    $_SERVER['HTTP_HOST'] = !empty($_SERVER['SERVER_NAME']) && !is_array($_SERVER['SERVER_NAME'])
        ? $_SERVER['SERVER_NAME']
        : (getenv('HTTP_X_FORWARDED_HOST') ?: 'localhost');
}

if (!empty($_SERVER['HTTPS']) && is_array($_SERVER['HTTPS'])) {
    $_SERVER['HTTPS'] = 'off';
}

// Tell Symfony to trust the EduBox resolver so $request->isSecure() and
// $request->getHost() honour X-Forwarded-* headers.
putenv('PS_TRUSTED_PROXIES=127.0.0.1,REMOTE_ADDR');
$_SERVER['PS_TRUSTED_PROXIES'] = '127.0.0.1,REMOTE_ADDR';
$_ENV['PS_TRUSTED_PROXIES'] = '127.0.0.1,REMOTE_ADDR';