CDC.php

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<?php

class sspmod_cdc_Auth_Process_CDC extends SimpleSAML_Auth_ProcessingFilter
{
    private $domain;


    private $client;


    public function __construct($config, $reserved)
    {
        parent::__construct($config, $reserved);
        assert(is_array($config));

        if (!isset($config['domain'])) {
            throw new SimpleSAML_Error_Exception('Missing domain option in cdc:CDC filter.');
        }
        $this->domain = (string)$config['domain'];

        $this->client = new sspmod_cdc_Client($this->domain);
    }


    public function process(&$state)
    {
        assert(is_array($state));

        if (!isset($state['Source']['entityid'])) {
            SimpleSAML\Logger::warning('saml:CDC: Could not find IdP entityID.');
            return;
        }

        // Save state and build request
        $id = SimpleSAML_Auth_State::saveState($state, 'cdc:resume');

        $returnTo = SimpleSAML\Module::getModuleURL('cdc/resume.php', array('domain' => $this->domain));

        $params = array(
            'id' => $id,
            'entityID' => $state['Source']['entityid'],
        );
        $this->client->sendRequest($returnTo, 'append', $params);
    }
}