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<?php
namespace OAuth\OAuth2\Service;
use OAuth\Common\Consumer\CredentialsInterface;
use OAuth\Common\Http\Client\ClientInterface;
use OAuth\Common\Http\Exception\TokenResponseException;
use OAuth\Common\Http\Uri\Uri;
use OAuth\Common\Http\Uri\UriInterface;
use OAuth\Common\Storage\TokenStorageInterface;
use OAuth\Common\Token\TokenInterface;
use OAuth\OAuth2\Token\StdOAuth2Token;
class Harvest 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.harvestapp.com/');
}
}
/**
* {@inheritdoc}
*/
public function getAuthorizationUri(array $additionalParameters = array())
{
$parameters = array_merge(
$additionalParameters,
array(
'client_id' => $this->credentials->getConsumerId(),
'redirect_uri' => $this->credentials->getCallbackUrl(),
'state' => 'optional-csrf-token',
'response_type' => 'code',
)
);
// Build the url
$url = clone $this->getAuthorizationEndpoint();
foreach ($parameters as $key => $val) {
$url->addToQuery($key, $val);
}
return $url;
}
/**
* {@inheritdoc}
*/
public function getAuthorizationEndpoint()
{
return new Uri('https://api.harvestapp.com/oauth2/authorize');
}
/**
* {@inheritdoc}
*/
public function getAccessTokenEndpoint()
{
return new Uri('https://api.harvestapp.com/oauth2/token');
}
/**
* {@inheritdoc}
*/
protected function getAuthorizationMethod()
{
return static::AUTHORIZATION_METHOD_QUERY_STRING;
}
/**
* {@inheritdoc}
*/
protected function parseAccessTokenResponse($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']);
$token->setLifetime($data['expires_in']);
$token->setRefreshToken($data['refresh_token']);
unset($data['access_token']);
$token->setExtraParams($data);
return $token;
}
/**
* Refreshes an OAuth2 access token.
*
* @param TokenInterface $token
*
* @return TokenInterface $token
*
* @throws MissingRefreshTokenException
*/
public function refreshAccessToken(TokenInterface $token)
{
$refreshToken = $token->getRefreshToken();
if (empty($refreshToken)) {
throw new MissingRefreshTokenException();
}
$parameters = array(
'grant_type' => 'refresh_token',
'type' => 'web_server',
'client_id' => $this->credentials->getConsumerId(),
'client_secret' => $this->credentials->getConsumerSecret(),
'refresh_token' => $refreshToken,
);
$responseBody = $this->httpClient->retrieveResponse(
$this->getAccessTokenEndpoint(),
$parameters,
$this->getExtraOAuthHeaders()
);
$token = $this->parseAccessTokenResponse($responseBody);
$this->storage->storeAccessToken($this->service(), $token);
return $token;
}
/**
* @return array
*/
protected function getExtraOAuthHeaders()
{
return array('Accept' => 'application/json');
}
/**
* Return any additional headers always needed for this service implementation's API calls.
*
* @return array
*/
protected function getExtraApiHeaders()
{
return array('Accept' => 'application/json');
}
}