/**
*
* @param <uri> $requestUrl
* @return <array>
*/
public function GetSingedHeaders($requestUrl)
{
try {
return $this->_acsUtil->GetSingedHeaders();
} catch (ACSUtilException $exception) {
//re-throw the exception, client should handle this.
throw $exception;
}
}
/**
* CallBack fnction, this will be invoked before making request to
* OData service.
*
* @param <type> $httpRequest
* @throws ACSUtilException
*/
function OnBeforeCallBack($httpRequest)
{
$proxy = new HttpProxy(PROXY_HOST, PROXY_PORT);
$acsutil = new ACSUtil(SERVICE_NAMESPACE, ACS_USER, ACS_PWD, ACS_APPLIESTO, array(), $proxy);
try {
echo 'In callback function' . "<br/>";
//Get the ACS Token
$token = $acsutil->GetACSToken();
echo 'Got ACS token:' . "<br/>";
echo $token . "<br/>";
//Format the token in the way ODataService Expects
$authHeaderValue = 'WRAP access_token="' . urldecode($token) . '"';
//Add the acs auth header
$httpRequest->Headers->Add('authorization', $authHeaderValue);
} catch (ACSUtilException $ex) {
echo 'Failed to get the ACS token' . "<br/>";
echo $ex->getError();
exit;
}
}
/**
* To retrive the service metadata using Curl.
*
* @return string
*/
protected function _getMetaDataOverCurl()
{
$curlHandle = curl_init();
curl_setopt($curlHandle, CURLOPT_URL, $this->_options['/uri_withoutSlash'] . '/' . '$metadata');
curl_setopt($curlHandle, CURLOPT_HEADER, true);
curl_setopt($curlHandle, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curlHandle, CURLOPT_SSL_VERIFYPEER, false);
if (isset($this->_options['/auth'])) {
switch ($this->_options['/auth']) {
case 'windows':
curl_setopt($curlHandle, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
curl_setopt($curlHandle, CURLOPT_USERPWD, $this->_options['/u'] . ":" . $this->_options['/p']);
break;
case 'acs':
try {
$proxy = null;
if (isset($this->_options['/ph'])) {
$proxy = new HttpProxy($this->_options['/ph'], $this->_options['/pp'], $this->_options['/pu'], $this->_options['/ppwd']);
}
$acsutil = new ACSUtil($this->_options['/sn'], $this->_options['/u'], $this->_options['/p'], $this->_options['/at'], array(), $proxy);
$token = $acsutil->GetACSToken();
$authHeaderValue = 'WRAP access_token="' . urldecode($token) . '"';
curl_setopt($curlHandle, CURLOPT_HTTPHEADER, array('authorization: ' . $authHeaderValue));
} catch (ACSUtilException $exception) {
$error = str_replace("<br/>", "\n", $exception->getError());
throw new Exception($error);
}
break;
}
}
if (isset($this->_options['/ph']) && $this->_options['/ups'] == 'yes') {
curl_setopt($curlHandle, CURLOPT_PROXY, $this->_options['/ph'] . ":" . $this->_options['/pp']);
if (isset($this->_options['/pu'])) {
curl_setopt($curlHandle, CURLOPT_PROXYUSERPWD, $this->_options['/pu'] . ":" . $this->_options['/ppwd']);
curl_setopt($curlHandle, CURLOPT_HTTPPROXYTUNNEL, 1);
}
}
$httpRawResponse = curl_exec($curlHandle);
if (!$httpRawResponse) {
throw new Exception(self::$_messages['Request_Error'] . curl_error($curlHandle));
}
$httpResponse = HttpResponse::fromString($httpRawResponse);
if ($httpResponse->isError()) {
$exception = 'Message:' . $httpResponse->getMessage();
$exception .= "\n\n";
$exception .= $httpResponse->getBody();
throw new Exception($exception);
}
return $httpResponse->getBody();
}
