public function build()
{
Preconditions::checkNotNull($this->api, "You must specify a valid api through the provider() method");
Preconditions::checkEmptyString($this->apiKey, "You must provide an api key");
Preconditions::checkEmptyString($this->apiSecret, "You must provide an api secret");
return $this->api->createService(new OAuthConfig($this->apiKey, $this->apiSecret, $this->callback, $this->signatureType, $this->scope));
}
public function extract($response)
{
Preconditions::checkEmptyString($response, "Response body is incorrect. " . "Can't extract a token from an empty string");
$token = $this->_extract($response, self::TOKEN_REGEX);
$secret = $this->_extract($response, self::SECRET_REGEX);
return new Token($token, $secret, $response);
}
private function checkPreconditions(OAuthRequest $request)
{
Preconditions::checkNotNull($request, "Cannot extract a header from a null object");
$params = $request->getOauthParameters();
if (!$params) {
throw new OAuthParametersMissingException($request);
}
}
public function extract($response)
{
Preconditions::checkEmptyString($response, "Cannot extract a token from a null or empty String");
if (preg_match($this->accessTokenPattern, $response, $matches)) {
return new Token($matches[1], "", $response);
} else {
throw new OAuthException("Cannot extract an acces token. Response was: " . $response);
}
}
public function getAuthorizationUrl(OAuthConfig $config)
{
Preconditions::checkValidUrl($config->getCallback(), "Must provide a valid url as callback. Live does not support OOB");
if ($config->hasScope()) {
return sprintf(self::SCOPED_AUTHORIZE_URL, $config->getApiKey(), URLUtils::formURLEncode($config->getCallback()), URLUtils::formURLEncode($config->getScope()));
} else {
return sprintf(self::AUTHORIZE_URL, $config->getApiKey(), URLUtils::formURLEncode($config->getCallback()));
}
}
public function getSignature($baseString, $apiSecret, $tokenSecret)
{
try {
Preconditions::checkEmptyString($apiSecret, "Api secret cant be null or empty string");
return URLUtils::percentEncode($apiSecret) . '&' . URLUtils::percentEncode($tokenSecret);
} catch (\Exception $e) {
throw new OAuthSignatureException($baseString, $e);
}
}
public function extract($response)
{
Preconditions::checkEmptyString($response, "Response body is incorrect. " . "Can't extract a token from an empty string");
if (preg_match(self::TOKEN_REGEX, $response, $matches)) {
$token = URLUtils::formURLDecode($matches[1]);
return new Token($token, self::EMPTY_SECRET, $response);
} else {
throw new OAuthException("Response body is incorrect. Can't extract a " . "token from this: '" . $response . "'", null);
}
}
public function getAuthorizationUrl(OAuthConfig $config)
{
Preconditions::checkValidUrl($config->getCallback(), "Must provide a valid url as callback. Foursquare2 does not support OOB");
return sprintf(self::AUTHORIZATION_URL, $config->getApiKey(), URLUtils::formURLEncode($config->getCallback()));
}
public function __construct($value)
{
Preconditions::checkNotNull($value, "Must provide a valid string as verifier");
$this->value = $value;
}
