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<?php
/**
* Handler for response from IdP discovery service.
*/
if (!array_key_exists('AuthID', $_REQUEST)) {
throw new \SimpleSAML\Error\BadRequest('Missing AuthID to discovery service response handler');
}
if (!array_key_exists('idpentityid', $_REQUEST)) {
throw new \SimpleSAML\Error\BadRequest('Missing idpentityid to discovery service response handler');
}
/** @var array $state */
$state = \SimpleSAML\Auth\State::loadState($_REQUEST['AuthID'], 'saml:sp:sso');
// Find authentication source
assert(array_key_exists('saml:sp:AuthId', $state));
$sourceId = $state['saml:sp:AuthId'];
$source = \SimpleSAML\Auth\Source::getById($sourceId);
if ($source === null) {
throw new Exception('Could not find authentication source with id ' . $sourceId);
}
if (!($source instanceof \SimpleSAML\Module\saml\Auth\Source\SP)) {
throw new \SimpleSAML\Error\Exception('Source type changed?');
}
$source->startSSO($_REQUEST['idpentityid'], $state);
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