public function testReadEmpty()
{
$reader = new Form();
$message = new Message(array(), '');
$form = $reader->read($message);
$this->assertNull($form);
}
/**
* Exchange an request token with an access token. We receive the "token"
* and "verifier" from the service provider wich redirects the user to the
* callback in this redirect are the $token and $verifier. Returns an access
* token and secret i.e.
* <code>
* $response = $oauth->accessToken(...);
*
* $token = $response->getToken();
* $tokenSecret = $response->getTokenSecret();
* </code>
*
* @see http://tools.ietf.org/html/rfc5849#section-2.3
* @param \PSX\Url $url
* @param string $consumerKey
* @param string $consumerSecret
* @param string $token
* @param string $tokenSecret
* @param string $verifier
* @param string $method
* @return \PSX\Oauth\Provider\Data\Response
*/
public function accessToken(Url $url, $consumerKey, $consumerSecret, $token, $tokenSecret, $verifier, $method = 'HMAC-SHA1')
{
$values = array('oauth_consumer_key' => $consumerKey, 'oauth_token' => $token, 'oauth_signature_method' => $method, 'oauth_timestamp' => self::getTimestamp(), 'oauth_nonce' => self::getNonce(), 'oauth_version' => self::getVersion(), 'oauth_verifier' => $verifier);
// build the base string
$requestMethod = 'POST';
$params = array_merge($values, $url->getParameters());
$baseString = self::buildBasestring($requestMethod, $url, $params);
// get the signature object
$signature = self::getSignature($method);
// generate the signature
$values['oauth_signature'] = $signature->build($baseString, $consumerSecret, $tokenSecret);
// request access token
$request = new PostRequest($url, array('Authorization' => 'OAuth realm="psx", ' . self::buildAuthString($values), 'User-Agent' => __CLASS__ . ' ' . Base::VERSION));
$response = $this->http->request($request);
// parse the response
$reader = new Form();
$record = new Response();
$importer = new ResponseImporter();
$importer->import($record, $reader->read($response));
return $record;
}