private function _getSignature(ehough_shortstop_api_HttpRequest $request, array $baseOAuthParams, ehough_coauthor_api_v1_Credentials $clientCredentials, ehough_coauthor_api_v1_Credentials $tokenCredentials = null)
{
$url = $request->getUrl();
$existingQueryParams = $url->getQueryVariables();
$signatureData = array_merge($existingQueryParams, $baseOAuthParams);
foreach ($signatureData as $key => $value) {
$signatureData[$this->_urlEncode($key)] = $this->_urlEncode($value);
}
uksort($signatureData, 'strcmp');
$baseUrl = $url->getScheme() . '://' . $this->_getNormalizedAuthority($url) . $url->getPath();
$baseStringParts = $this->_urlEncode(array($request->getMethod(), $baseUrl, $this->_concatParams($signatureData)));
$baseString = implode('&', $baseStringParts);
$keyParts = $this->_urlEncode(array($clientCredentials->getSecret(), $tokenCredentials === null ? '' : $tokenCredentials->getSecret()));
$signingKey = implode('&', $keyParts);
$signature = base64_encode($this->_hash($baseString, $signingKey));
return $signature;
}
/**
* Determines if this transport can handle the given request.
*
* @param ehough_shortstop_api_HttpRequest $request The request to handle.
*
* @return bool True if this transport can handle the given request. False otherwise.
*/
public function canHandle(ehough_shortstop_api_HttpRequest $request)
{
return $request->getMethod() === ehough_shortstop_api_HttpRequest::HTTP_METHOD_GET;
}
private static function _buildHeaderString(ehough_shortstop_api_HttpRequest $request)
{
$url = $request->getUrl();
$path = $url->getPath();
$query = $url->getQuery();
$host = $url->getHost();
$entity = $request->getEntity();
$headerArray = $request->getAllHeaders();
$toRequest = '/';
if ($path !== null) {
$toRequest = $path;
}
if ($query !== null) {
$toRequest .= '?' . $query;
}
/** Use HTTP 1.0 unless you want this to run SLOW. */
$strHeaders = $request->getMethod() . " {$toRequest} HTTP/1.0\r\n";
$strHeaders .= "Host: {$host}\r\n";
foreach ($headerArray as $name => $value) {
$strHeaders .= "{$name}: {$value}\r\n";
}
$strHeaders .= "\r\n";
if ($entity !== null && $entity->getContent() !== null) {
$strHeaders .= $entity->getContent();
}
return $strHeaders;
}
private static function _getMethod(ehough_shortstop_api_HttpRequest $request)
{
switch ($request->getMethod()) {
case ehough_shortstop_api_HttpRequest::HTTP_METHOD_POST:
return HTTP_METH_POST;
case ehough_shortstop_api_HttpRequest::HTTP_METHOD_PUT:
return HTTP_METH_PUT;
case ehough_shortstop_api_HttpRequest::HTTP_METHOD_GET:
default:
return HTTP_METH_GET;
}
}
private function _setCurlOptionsBody(ehough_shortstop_api_HttpRequest $request)
{
$body = $request->getEntity() === null ? null : $request->getEntity()->getContent();
switch ($request->getMethod()) {
case ehough_shortstop_api_HttpRequest::HTTP_METHOD_POST:
curl_setopt($this->_handle, CURLOPT_POST, true);
curl_setopt($this->_handle, CURLOPT_POSTFIELDS, $body);
break;
case ehough_shortstop_api_HttpRequest::HTTP_METHOD_PUT:
curl_setopt($this->_handle, CURLOPT_CUSTOMREQUEST, ehough_shortstop_api_HttpRequest::HTTP_METHOD_PUT);
curl_setopt($this->_handle, CURLOPT_POSTFIELDS, $body);
break;
}
}
