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<?php
/**
Copyright 2011-2014 Nick Korbel
Copyright 2013-2014 Bart Verheyde
Copyright 2013-2014 Bryan Green
This file is part of Booked Scheduler.
Booked Scheduler is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Booked Scheduler is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Booked Scheduler. If not, see <http://www.gnu.org/licenses/>.
*/
require_once(ROOT_DIR . 'lib/Application/Authentication/namespace.php');
require_once(ROOT_DIR . 'plugins/Authentication/CAS/namespace.php');
class CAS implements IAuthentication
{
private $authToDecorate;
private $registration;
/**
* @var CASOptions
*/
private $options;
/**
* @return Registration
*/
private function GetRegistration()
{
if ($this->registration == null)
{
$this->registration = new Registration();
}
return $this->registration;
}
public function __construct(Authentication $authentication)
{
$this->options = new CASOptions();
$this->setCASSettings();
$this->authToDecorate = $authentication;
}
private function setCASSettings()
{
if ($this->options->IsCasDebugOn())
{
phpCAS::setDebug($this->options->DebugFile());
}
phpCAS::client($this->options->CasVersion(), $this->options->HostName(), $this->options->Port(),
$this->options->ServerUri(), $this->options->ChangeSessionId());
if ($this->options->CasHandlesLogouts())
{
phpCAS::handleLogoutRequests(true, $this->options->LogoutServers());
}
if ($this->options->HasCertificate())
{
phpCAS::setCasServerCACert($this->options->Certificate());
}
phpCAS::setNoCasServerValidation();
}
public function Validate($username, $password)
{
try
{
phpCAS::forceAuthentication();
} catch (Exception $ex)
{
Log::Error('CAS exception: %s', $ex);
return false;
}
return true;
}
public function Login($username, $loginContext)
{
Log::Debug('Attempting CAS login for username: %s', $username);
$isAuth = phpCAS::isAuthenticated();
Log::Debug('CAS is auth ok: %s', $isAuth);
$username = phpCAS::getUser();
$this->Synchronize($username);
return $this->authToDecorate->Login($username, $loginContext);
}
public function Logout(UserSession $user)
{
Log::Debug('Attempting CAS logout for email: %s', $user->Email);
$this->authToDecorate->Logout($user);
if ($this->options->CasHandlesLogouts())
{
phpCAS::logout();
}
}
public function AreCredentialsKnown()
{
return true;
}
public function HandleLoginFailure(IAuthenticationPage $loginPage)
{
$this->authToDecorate->HandleLoginFailure($loginPage);
}
public function ShowUsernamePrompt()
{
return false;
}
public function ShowPasswordPrompt()
{
return false;
}
public function ShowPersistLoginPrompt()
{
return false;
}
public function ShowForgotPasswordPrompt()
{
return false;
}
private function Synchronize($username)
{
$registration = $this->GetRegistration();
$registration->Synchronize(
new AuthenticatedUser(
$username,
$username . $this->options->EmailSuffix(),
$username,
$username,
uniqid(),
Configuration::Instance()->GetKey(ConfigKeys::LANGUAGE),
Configuration::Instance()->GetDefaultTimezone(),
null,
null,
null), true
);
}
}
?>