public function getAccessToken(Context $context)
{
// do we have a valid access token?
$accessToken = $this->tokenStorage->getAccessToken($this->clientConfigId, $context);
if (false !== $accessToken) {
if (null === $accessToken->getExpiresIn()) {
// no expiry set, assume always valid
return $accessToken;
}
// check if expired
if (time() < $accessToken->getIssueTime() + $accessToken->getExpiresIn()) {
// not expired
return $accessToken;
}
// expired, delete it and continue
$this->tokenStorage->deleteAccessToken($accessToken);
}
// no valid access token, is there a refresh_token?
$refreshToken = $this->getRefreshToken($context);
if (false !== $refreshToken) {
// obtain a new access token with refresh token
$tokenRequest = new TokenRequest($this->httpClient, $this->clientConfig);
$tokenResponse = $tokenRequest->withRefreshToken($refreshToken->getRefreshToken());
if (false === $tokenResponse) {
// unable to fetch with RefreshToken, delete it
$this->tokenStorage->deleteRefreshToken($refreshToken);
return false;
}
if (null === $tokenResponse->getScope()) {
// no scope in response, we assume we got the requested scope
$scope = $context->getScope();
} else {
// the scope we got should be a superset of what we requested
$scope = $tokenResponse->getScope();
if (!$scope->hasScope($context->getScope())) {
// we didn't get the scope we requested, stop for now
// FIXME: we need to implement a way to request certain
// scope as being optional, while others need to be
// required
throw new ApiException('requested scope not obtained');
}
}
$accessToken = new AccessToken(array('client_config_id' => $this->clientConfigId, 'user_id' => $context->getUserId(), 'scope' => $scope, 'access_token' => $tokenResponse->getAccessToken(), 'token_type' => $tokenResponse->getTokenType(), 'issue_time' => time(), 'expires_in' => $tokenResponse->getExpiresIn()));
$this->tokenStorage->storeAccessToken($accessToken);
if (null !== $tokenResponse->getRefreshToken()) {
// delete the existing refresh token as we'll store a new one
$this->tokenStorage->deleteRefreshToken($refreshToken);
$refreshToken = new RefreshToken(array('client_config_id' => $this->clientConfigId, 'user_id' => $context->getUserId(), 'scope' => $scope, 'refresh_token' => $tokenResponse->getRefreshToken(), 'issue_time' => time()));
$this->tokenStorage->storeRefreshToken($refreshToken);
}
return $accessToken;
}
// no access token, and refresh token didn't work either or was not there, probably the tokens were revoked
return false;
}
public function testBrokenJsonResponse()
{
$client = new Client();
$mock = new MockPlugin();
$mock->addResponse(new Response(200, null, $this->tokenResponse[1]));
$client->addSubscriber($mock);
$history = new HistoryPlugin();
$history->setLimit(5);
$client->addSubscriber($history);
$guzzle3Client = new Guzzle3Client($client);
$tokenRequest = new TokenRequest($guzzle3Client, $this->clientConfig[0]);
$this->assertFalse($tokenRequest->withRefreshToken('refresh_123_456'));
}