/**
* Build and perform a request, following redirects
*
* @param string $url
* @return void
* @throws CAS_ProxyTicketException If there is a proxy-ticket failure.
* The code of the Exception will be one of:
* PHPCAS_SERVICE_PT_NO_SERVER_RESPONSE
* PHPCAS_SERVICE_PT_BAD_SERVER_RESPONSE
* PHPCAS_SERVICE_PT_FAILURE
* @throws CAS_ProxiedService_Exception If there is a failure sending the request to the target service.
*/
protected function makeRequest($url)
{
// Verify that we are not in a redirect loop
$this->_numRequests++;
if ($this->_numRequests > 4) {
$message = 'Exceeded the maximum number of redirects (3) in proxied service request.';
phpCAS::trace($message);
throw new CAS_ProxiedService_Exception($message);
}
// Create a new request.
$request = clone $this->_requestHandler;
$request->setUrl($url);
// Add any cookies to the request.
$request->addCookies($this->_cookieJar->getCookies($url));
// Add any other parts of the request needed by concrete classes
$this->populateRequest($request);
// Perform the request.
phpCAS::trace('Performing proxied service request to \'' . $url . '\'');
if (!$request->send()) {
$message = 'Could not perform proxied service request to URL`' . $url . '\'. ' . $request->getErrorMessage();
phpCAS::trace($message);
throw new CAS_ProxiedService_Exception($message);
}
// Store any cookies from the response;
$this->_cookieJar->storeCookies($url, $request->getResponseHeaders());
// Follow any redirects
if ($redirectUrl = $this->getRedirectUrl($request->getResponseHeaders())) {
phpCAS::trace('Found redirect:' . $redirectUrl);
$this->makeRequest($redirectUrl);
} else {
$this->_responseHeaders = $request->getResponseHeaders();
$this->_responseBody = $request->getResponseBody();
$this->_responseStatusCode = $request->getResponseStatusCode();
}
}
/**
* Answer the cookies from the response. This may include cookies set during
* redirect responses.
*
* @return array An array containing cookies. E.g. array('name' => 'val');
*/
public function getCookies()
{
return $this->_cookieJar->getCookies($this->getServiceUrl());
}
/**
* Verify that cookies are getting stored in our storage array.
*
* @return void
*/
public function testPublicStoreCookies()
{
$array = array();
$cookieJar = new CAS_CookieJar($array);
$this->assertEquals(0, count($array));
$cookieJar->storeCookies($this->serviceUrl_1, $this->responseHeaders_1);
$this->assertEquals(1, count($array));
}