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<?php
namespace Kanboard\Auth;
use Kanboard\Core\Base;
use Kanboard\Core\Security\OAuthAuthenticationProviderInterface;
use Kanboard\User\GithubUserProvider;
/**
* Github Authentication Provider
*
* @package auth
* @author Frederic Guillot
*/
class GithubAuth extends Base implements OAuthAuthenticationProviderInterface
{
/**
* User properties
*
* @access private
* @var \Kanboard\User\GithubUserProvider
*/
private $userInfo = null;
/**
* OAuth2 instance
*
* @access private
* @var \Kanboard\Core\Http\OAuth2
*/
private $service;
/**
* OAuth2 code
*
* @access private
* @var string
*/
private $code = '';
/**
* Get authentication provider name
*
* @access public
* @return string
*/
public function getName()
{
return 'Github';
}
/**
* Authenticate the user
*
* @access public
* @return boolean
*/
public function authenticate()
{
$profile = $this->getProfile();
if (! empty($profile)) {
$this->userInfo = new GithubUserProvider($profile);
return true;
}
return false;
}
/**
* Set Code
*
* @access public
* @param string $code
* @return GithubAuth
*/
public function setCode($code)
{
$this->code = $code;
return $this;
}
/**
* Get user object
*
* @access public
* @return null|GithubUserProvider
*/
public function getUser()
{
return $this->userInfo;
}
/**
* Get configured OAuth2 service
*
* @access public
* @return \Kanboard\Core\Http\OAuth2
*/
public function getService()
{
if (empty($this->service)) {
$this->service = $this->oauth->createService(
GITHUB_CLIENT_ID,
GITHUB_CLIENT_SECRET,
$this->helper->url->to('oauth', 'github', array(), '', true),
GITHUB_OAUTH_AUTHORIZE_URL,
GITHUB_OAUTH_TOKEN_URL,
array()
);
}
return $this->service;
}
/**
* Get Github profile
*
* @access private
* @return array
*/
private function getProfile()
{
$this->getService()->getAccessToken($this->code);
return $this->httpClient->getJson(
GITHUB_API_URL.'user',
array($this->getService()->getAuthorizationHeader())
);
}
/**
* Unlink user
*
* @access public
* @param integer $userId
* @return bool
*/
public function unlink($userId)
{
return $this->user->update(array('id' => $userId, 'github_id' => ''));
}
}
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