Viewing file:  linkback.php (1.29 KB) -rwxrwxr-x
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<?php
/**
* Handle linkback() response from Twitter.
*/
if (!array_key_exists('AuthState', $_REQUEST) || empty($_REQUEST['AuthState'])) {
throw new SimpleSAML_Error_BadRequest('Missing state parameter on twitter linkback endpoint.');
}
$stateID = $_REQUEST['AuthState'];
$state = SimpleSAML_Auth_State::loadState($stateID, sspmod_authtwitter_Auth_Source_Twitter::STAGE_INIT);
/* Find authentication source. */
if (!array_key_exists(sspmod_authtwitter_Auth_Source_Twitter::AUTHID, $state)) {
throw new SimpleSAML_Error_BadRequest('No data in state for ' . sspmod_authtwitter_Auth_Source_Twitter::AUTHID);
}
$sourceId = $state[sspmod_authtwitter_Auth_Source_Twitter::AUTHID];
$source = SimpleSAML_Auth_Source::getById($sourceId);
if ($source === NULL) {
throw new SimpleSAML_Error_BadRequest('Could not find authentication source with id ' . var_export($sourceId, TRUE));
}
try {
if (array_key_exists('denied', $_REQUEST)) {
throw new SimpleSAML_Error_UserAborted();
}
$source->finalStep($state);
} catch (SimpleSAML_Error_Exception $e) {
SimpleSAML_Auth_State::throwException($state, $e);
} catch (Exception $e) {
SimpleSAML_Auth_State::throwException($state, new SimpleSAML_Error_AuthSource($sourceId, 'Error on authtwitter linkback endpoint.', $e));
}
SimpleSAML_Auth_Source::completeAuth($state);
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