protected function canonicalRedirection($canonical_url = '')
{
if (!$canonical_url || !JeproshopSettingModelSetting::get('PS_CANONICAL_REDIRECT') || strtoupper($_SERVER['REQUEST_METHOD']) != 'GET' || Tools::getValue('live_edit')) {
return;
}
$match_url = rawurldecode(Tools::getCurrentUrlProtocolPrefix() . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']);
if (!preg_match('/^' . Tools::pRegexp(rawurldecode($canonical_url), '/') . '([&?].*)?$/', $match_url)) {
$params = array();
$str_params = '';
$url_details = parse_url($canonical_url);
if (!empty($url_details['query'])) {
parse_str($url_details['query'], $query);
foreach ($query as $key => $value) {
$params[Tools::safeOutput($key)] = Tools::safeOutput($value);
}
}
$excluded_key = array('isolang', 'id_lang', 'controller', 'fc', 'id_product', 'id_category', 'id_manufacturer', 'id_supplier', 'id_cms');
foreach ($_GET as $key => $value) {
if (!in_array($key, $excluded_key) && Validate::isUrl($key) && Validate::isUrl($value)) {
$params[Tools::safeOutput($key)] = Tools::safeOutput($value);
}
}
$str_params = http_build_query($params, '', '&');
if (!empty($str_params)) {
$final_url = preg_replace('/^([^?]*)?.*$/', '$1', $canonical_url) . '?' . $str_params;
} else {
$final_url = preg_replace('/^([^?]*)?.*$/', '$1', $canonical_url);
}
// Don't send any cookie
Context::getContext()->cookie->disallowWriting();
if (defined('_PS_MODE_DEV_') && _PS_MODE_DEV_ && $_SERVER['REQUEST_URI'] != __PS_BASE_URI__) {
die('[Debug] This page has moved<br />Please use the following URL instead: <a href="' . $final_url . '">' . $final_url . '</a>');
}
$redirect_type = Configuration::get('PS_CANONICAL_REDIRECT') == 2 ? '301' : '302';
header('HTTP/1.0 ' . $redirect_type . ' Moved');
header('Cache-Control: no-cache');
Tools::redirectLink($final_url);
}
}
