<?php
namespace OAuth\OAuth2\Service;
use OAuth\OAuth2\Token\StdOAuth2Token;
use OAuth\Common\Http\Exception\TokenResponseException;
use OAuth\Common\Http\Uri\Uri;
use OAuth\Common\Consumer\CredentialsInterface;
use OAuth\Common\Http\Client\ClientInterface;
use OAuth\Common\Storage\TokenStorageInterface;
use OAuth\Common\Http\Uri\UriInterface;
class Bitly extends AbstractService
{
public function __construct(
CredentialsInterface $credentials,
ClientInterface $httpClient,
TokenStorageInterface $storage,
$scopes = array(),
UriInterface $baseApiUri = null
) {
parent::__construct($credentials, $httpClient, $storage, $scopes, $baseApiUri);
if (null === $baseApiUri) {
$this->baseApiUri = new Uri('https://api-ssl.bitly.com/v3/');
}
}
/**
* {@inheritdoc}
*/
public function getAuthorizationEndpoint()
{
return new Uri('https://bitly.com/oauth/authorize');
}
/**
* {@inheritdoc}
*/
public function getAccessTokenEndpoint()
{
return new Uri('https://api-ssl.bitly.com/oauth/access_token');
}
/**
* {@inheritdoc}
*/
protected function getAuthorizationMethod()
{
return static::AUTHORIZATION_METHOD_QUERY_STRING;
}
/**
* {@inheritdoc}
*/
protected function parseAccessTokenResponse($responseBody)
{
$data = json_decode($responseBody, true);
if (null === $data || !is_array($data)) {
throw new TokenResponseException('Unable to parse response.');
} elseif (isset($data['error'])) {
throw new TokenResponseException('Error in retrieving token: "' . $data['error'] . '"');
}
$token = new StdOAuth2Token();
$token->setAccessToken($data['access_token']);
// I'm invincible!!!
$token->setEndOfLife(StdOAuth2Token::EOL_NEVER_EXPIRES);
unset($data['access_token']);
$token->setExtraParams($data);
return $token;
}
/**
* {@inheritdoc}
*/
public function requestAccessToken($code, $state = null)
{
if (null !== $state) {
$this->validateAuthorizationState($state);
}
$bodyParams = array(
'code' => $code,
'client_id' => $this->credentials->getConsumerId(),
'client_secret' => $this->credentials->getConsumerSecret(),
'redirect_uri' => $this->credentials->getCallbackUrl(),
'grant_type' => 'authorization_code',
);
$responseBody = $this->httpClient->retrieveResponse(
$this->getAccessTokenEndpoint(),
$bodyParams,
$this->getExtraOAuthHeaders()
);
// we can scream what we want that we want bitly to return a json encoded string (format=json), but the
// WOAH WATCH YOUR LANGUAGE ;) service doesn't seem to like screaming, hence we need to manually
// parse the result
$parsedResult = array();
parse_str($responseBody, $parsedResult);
$token = $this->parseAccessTokenResponse(json_encode($parsedResult));
$this->storage->storeAccessToken($this->service(), $token);
return $token;
}
}