<?php
/**
* Handle linkback() response from MySpace.
*/
if (array_key_exists('stateid', $_REQUEST)) {
$stateId = $_REQUEST['stateid'];
} else {
throw new Exception('State Lost - not returned by MySpace Auth');
}
// sanitize the input
$sid = SimpleSAML_Utilities::parseStateID($stateId);
if (!is_null($sid['url'])) {
SimpleSAML_Utilities::checkURLAllowed($sid['url']);
}
$state = SimpleSAML_Auth_State::loadState($stateId, sspmod_authmyspace_Auth_Source_MySpace::STAGE_INIT);
if (array_key_exists('oauth_problem', $_REQUEST)) {
// oauth_problem of 'user_refused' means user chose not to login with MySpace
if (strcmp($_REQUEST['oauth_problem'],'user_refused') == 0) {
$e = new SimpleSAML_Error_UserAborted();
SimpleSAML_Auth_State::throwException($state, $e);
}
// Error
$e = new SimpleSAML_Error_Error('Authentication failed: ' . $_REQUEST['oauth_problem']);
SimpleSAML_Auth_State::throwException($state, $e);
}
if (array_key_exists('oauth_verifier', $_REQUEST)) {
$state['authmyspace:oauth_verifier'] = $_REQUEST['oauth_verifier'];
} else {
throw new Exception('OAuth verifier not returned.');;
}
/* Find authentication source. */
assert('array_key_exists(sspmod_authmyspace_Auth_Source_MySpace::AUTHID, $state)');
$sourceId = $state[sspmod_authmyspace_Auth_Source_MySpace::AUTHID];
$source = SimpleSAML_Auth_Source::getById($sourceId);
if ($source === NULL) {
throw new Exception('Could not find authentication source with id ' . $sourceId);
}
$source->finalStep($state);
SimpleSAML_Auth_Source::completeAuth($state);
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