protected function prepareRequestUri()
{
$requestUri = '';
if ($this->headers->has('X_REWRITE_URL')) {
// check this first so IIS will catch
$requestUri = $this->headers->get('X_REWRITE_URL');
} elseif ($this->server->get('IIS_WasUrlRewritten') == '1' && $this->server->get('UNENCODED_URL') != '') {
// IIS7 with URL Rewrite: make sure we get the unencoded url (double slash problem)
$requestUri = $this->server->get('UNENCODED_URL');
} elseif ($this->server->has('REQUEST_URI')) {
$requestUri = $this->server->get('REQUEST_URI');
// HTTP proxy reqs setup request uri with scheme and host [and port] + the url path, only use url path
$schemeAndHttpHost = $this->getScheme() . '://' . $this->getHttpHost();
if (strpos($requestUri, $schemeAndHttpHost) === 0) {
$requestUri = substr($requestUri, strlen($schemeAndHttpHost));
}
} elseif ($this->server->has('ORIG_PATH_INFO')) {
// IIS 5.0, PHP as CGI
$requestUri = $this->server->get('ORIG_PATH_INFO');
if ($this->server->get('QUERY_STRING')) {
$requestUri .= '?' . $this->server->get('QUERY_STRING');
}
}
return $requestUri;
}
/**
* Determines whether two Request HTTP header sets are non-varying based on
* the vary response header value provided.
*
* @param string $vary A Response vary header
* @param array $env1 A Request HTTP header array
* @param array $env2 A Request HTTP header array
*
* @return Boolean true if the the two environments match, false otherwise
*/
public function requestsMatch($vary, $env1, $env2)
{
if (empty($vary)) {
return true;
}
foreach (preg_split('/[\\s,]+/', $vary) as $header) {
$key = HeaderBag::normalizeHeaderName($header);
$v1 = isset($env1[$key]) ? $env1[$key] : null;
$v2 = isset($env2[$key]) ? $env2[$key] : null;
if ($v1 !== $v2) {
return false;
}
}
return true;
}
public function isRedirected($location)
{
return $this->isRedirect() && $location == $this->headers->get('Location');
}