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<?php |
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declare(strict_types=1); |
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namespace SimpleSAML\Module\authtwitter\Controller; |
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use Exception; |
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use SimpleSAML\Auth; |
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use SimpleSAML\Configuration; |
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use SimpleSAML\Error; |
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use SimpleSAML\HTTP\RunnableResponse; |
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use SimpleSAML\Module\authtwitter\Auth\Source\Twitter as TwitterSource; |
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use SimpleSAML\Session; |
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use Symfony\Component\HttpFoundation\Request; |
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/** |
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* Controller class for the authtwitter module. |
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* |
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* This class serves the different views available in the module. |
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* |
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* @package simplesamlphp/simplesamlphp-module-twitter |
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*/ |
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class Twitter |
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{ |
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/** @var \SimpleSAML\Configuration */ |
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protected Configuration $config; |
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/** @var \SimpleSAML\Session */ |
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protected Session $session; |
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/** |
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* Controller constructor. |
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* |
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* It initializes the global configuration and session for the controllers implemented here. |
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* |
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* @param \SimpleSAML\Configuration $config The configuration to use by the controllers. |
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* @param \SimpleSAML\Session $session The session to use by the controllers. |
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* |
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* @throws \Exception |
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*/ |
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public function __construct( |
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Configuration $config, |
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Session $session |
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) { |
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$this->config = $config; |
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$this->session = $session; |
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} |
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/** |
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* Linkback. |
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* |
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* @param \Symfony\Component\HttpFoundation\Request $request The current request. |
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* |
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*/ |
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public function linkback(Request $request) |
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{ |
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$authState = $request->get('AuthState'); |
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if ($authState === null) { |
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throw new Error\BadRequest('Missing state parameter on twitter linkback endpoint.'); |
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} |
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$state = Auth\State::loadState(base64_decode($authState), TwitterSource::STAGE_TEMP); |
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// Find authentication source |
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if (is_null($state) || !array_key_exists(TwitterSource::AUTHID, $state)) { |
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throw new Error\BadRequest('No data in state for ' . TwitterSource::AUTHID); |
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} |
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$sourceId = $state[TwitterSource::AUTHID]; |
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/** @var \SimpleSAML\Module\authtwitter\Auth\Source\Twitter|null $source */ |
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$source = Auth\Source::getById($sourceId); |
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if ($source === null) { |
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throw new Error\BadRequest( |
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'Could not find authentication source with id ' . var_export($sourceId, true) |
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); |
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} |
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$requestToken = unserialize($state['authtwitter:authdata:requestToken']); |
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$oauth_token = $request->get('oauth_token'); |
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if ($oauth_token === null) { |
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throw new Error\BadRequest("Missing oauth_token parameter."); |
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} |
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if ($requestToken->getIdentifier() !== $oauth_token) { |
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throw new Error\BadRequest("Invalid oauth_token parameter."); |
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} |
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$oauth_verifier = $request->get('oauth_verifier'); |
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if ($oauth_verifier === null) { |
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throw new Error\BadRequest("Missing oauth_verifier parameter."); |
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} |
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try { |
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$source->finalStep($requestToken, $oauth_token, $oauth_verifier); |
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} catch (Error\Exception $e) { |
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Auth\State::throwException($state, $e); |
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} catch (Exception $e) { |
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Auth\State::throwException( |
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$state, |
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new Error\AuthSource($sourceId, 'Error on authtwitter linkback endpoint.', $e) |
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); |
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} |
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return new RunnableResponse([Auth\Source::class, 'completeAuth'], [&$state]); |
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} |
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} |
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simplesamlphp /
simplesamlphp-module-authtwitter
