1: <?php
 2: /**
 3:  * IMSP authentication class for plaintext LOGIN authentication.
 4:  *
 5:  * Required parameters:<pre>
 6:  *   'username'  Username to logon to IMSP server as.
 7:  *   'password'  Password for current user.
 8:  *   'server'    The hostname of the IMSP server.
 9:  *   'port'      The port of the IMSP server.</pre>
10:  *
11:  * Copyright 2003-2012 Horde LLC (http://www.horde.org/)
12:  *
13:  * See the enclosed file COPYING for license information (LGPL). If you
14:  * did not receive this file, see http://www.horde.org/licenses/lgpl21.
15:  *
16:  * @author  Michael J Rubinsky <mrubinsk@horde.org>
17:  * @package Horde_Imsp
18:  */
19: class Horde_Imsp_Auth_Plaintext extends Horde_Imsp_Auth_Base
20: {
21:     /**
22:      * Private authentication function.  Provides actual
23:      * authentication code.
24:      *
25:      * @return boolean
26:      */
27:     protected function _authenticate()
28:     {
29:          $userId = $this->_params['username'];
30:          $credentials = $this->_params['password'];
31: 
32:         /* Start the command. */
33:         $this->_imsp->send('LOGIN ', true, false);
34: 
35:         /* Username as a {}? */
36:         if (preg_match(Horde_Imsp::MUST_USE_LITERAL, $userId)) {
37:             $biUser = sprintf('{%d}', strlen($userId));
38:             $result = $this->_imsp->send($biUser, false, true, true);
39:         }
40:         $this->_imsp->send($userId . ' ', false, false);
41: 
42:         /* Pass as {}? */
43:         if (preg_match(Horde_Imsp::MUST_USE_LITERAL, $credentials)) {
44:             $biPass = sprintf('{%d}', strlen($credentials));
45:             $this->_imsp->send($biPass, false, true, true);
46:         }
47:         $this->_imsp->send($credentials, false, true);
48:         $server_response = $this->_imsp->receive();
49:         if ($server_response != 'OK') {
50:             return false;
51:         }
52: 
53:         return true;
54:     }
55: 
56:     /**
57:      * Force a logout command to the imsp stream.
58:      *
59:      */
60:     public function logout()
61:     {
62:         $this->_imsp->logout();
63:     }
64: 
65:     /**
66:      * Return the driver type
67:      *
68:      * @return string the type of this IMSP_Auth driver
69:      */
70:      public function getDriverType()
71:      {
72:          return 'plaintext';
73:      }
74: 
75: }
76: