/**
* Create a User
*
* @param Request $request [optional] create user from existing session
*/
public function __construct(Request $request = null)
{
self::$request = $request;
if ($request != "") {
// user attributes
$this->username = $request->getSessionData("username");
$this->role = $request->getSessionData("role");
$this->ip_address = $request->server()->get('REMOTE_ADDR');
// local ip range from config
$registry = Registry::getInstance();
$this->ip_range = $registry->getConfig("LOCAL_IP_RANGE", false, null);
// temporarily authenticate users
if ($this->username == "") {
// on campus
if ($this->isInLocalIpRange() == true) {
$this->username = self::genRandomUsername(self::LOCAL);
$this->role = self::LOCAL;
} else {
$this->username = self::genRandomUsername(self::GUEST);
$this->role = self::GUEST;
}
$request->setSessionData("username", $this->username);
$request->setSessionData("role", $this->role);
}
}
}
public function getAuthenticationObject(Request $request)
{
$registry = Registry::getInstance();
// if the authentication_source is set in the request, then it takes precedence
$override = $request->getParam("authentication_source");
if ($override == null) {
// otherwise, see if one has been set in session from a previous login
$session_auth = $request->getSessionData("auth");
if ($session_auth != "") {
$override = $session_auth;
}
}
// make sure it's in our list, or if blank still, we get the default
$name = $registry->getAuthenticationSource($override);
// sanitize
$name = preg_replace('/\\W/', '', $name);
// main class
$class_name = 'Application\\Model\\Authentication' . '\\' . ucfirst($name);
// local custom version
$local_file = "custom/Authentication/{$name}.php";
if (file_exists($local_file)) {
require_once $local_file;
$class_name = 'Local\\Authentication' . '\\' . ucfirst($name);
if (!class_exists($class_name)) {
throw new \Exception("the custom authentication scheme '{$name}' should have a class called '{$class_name}'");
}
}
// make it
$authentication = new $class_name($request);
if (!$authentication instanceof Scheme) {
throw new \Exception("class '{$class_name}' for the '{$name}' authentication scheme must extend Authentication");
}
return $authentication;
}