88 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
			
		
		
	
	
			88 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
| <?php
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| 
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| namespace Sabre\DAV\Auth\Backend;
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| 
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| use Sabre\DAV;
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| use Sabre\HTTP;
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| 
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| /**
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|  * HTTP Basic authentication backend class
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|  *
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|  * This class can be used by authentication objects wishing to use HTTP Basic
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|  * Most of the digest logic is handled, implementors just need to worry about
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|  * the validateUserPass method.
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|  *
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|  * @copyright Copyright (C) 2007-2015 fruux GmbH (https://fruux.com/).
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|  * @author James David Low (http://jameslow.com/)
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|  * @author Evert Pot (http://evertpot.com/)
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|  * @license http://sabre.io/license/ Modified BSD License
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|  */
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| abstract class AbstractBasic implements BackendInterface {
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| 
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|     /**
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|      * This variable holds the currently logged in username.
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|      *
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|      * @var string|null
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|      */
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|     protected $currentUser;
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| 
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|     /**
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|      * Validates a username and password
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|      *
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|      * This method should return true or false depending on if login
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|      * succeeded.
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|      *
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|      * @param string $username
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|      * @param string $password
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|      * @return bool
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|      */
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|     abstract protected function validateUserPass($username, $password);
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| 
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|     /**
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|      * Returns information about the currently logged in username.
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|      *
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|      * If nobody is currently logged in, this method should return null.
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|      *
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|      * @return string|null
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|      */
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|     public function getCurrentUser() {
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|         return $this->currentUser;
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|     }
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| 
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| 
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|     /**
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|      * Authenticates the user based on the current request.
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|      *
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|      * If authentication is successful, true must be returned.
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|      * If authentication fails, an exception must be thrown.
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|      *
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|      * @param DAV\Server $server
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|      * @param string $realm
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|      * @throws DAV\Exception\NotAuthenticated
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|      * @return bool
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|      */
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|     public function authenticate(DAV\Server $server, $realm) {
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| 
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|         $auth = new HTTP\BasicAuth();
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|         $auth->setHTTPRequest($server->httpRequest);
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|         $auth->setHTTPResponse($server->httpResponse);
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|         $auth->setRealm($realm);
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|         $userpass = $auth->getUserPass();
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|         if (!$userpass) {
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|             $auth->requireLogin();
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|             throw new DAV\Exception\NotAuthenticated('No basic authentication headers were found');
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|         }
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| 
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|         // Authenticates the user
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|         if (!$this->validateUserPass($userpass[0],$userpass[1])) {
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|             $auth->requireLogin();
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|             throw new DAV\Exception\NotAuthenticated('Username or password does not match');
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|         }
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|         $this->currentUser = $userpass[0];
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|         return true;
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|     }
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| 
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| 
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| }
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| 
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