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1 <?php
2 /**
3  * A filter for password change detection
4  *
5  * @author              Roland Haeder <webmaster@ship-simu.org>
6  * @version             0.0.0
7  * @copyright   Copyright (c) 2007, 2008 Roland Haeder, this is free software
8  * @license             GNU GPL 3.0 or any newer version
9  * @link                http://www.ship-simu.org
10  *
11  * This program is free software: you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License as published by
13  * the Free Software Foundation, either version 3 of the License, or
14  * (at your option) any later version.
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  * GNU General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program. If not, see <http://www.gnu.org/licenses/>.
23  */
24 class PasswordChangeFilter extends BaseFrameworkSystem implements Filterable {
25         /**
26          * Protected constructor
27          *
28          * @return      void
29          */
30         protected function __construct () {
31                 // Call parent constructor
32                 parent::__construct(__CLASS__);
33
34                 // Set part description
35                 $this->setObjectDescription("A filter for password change");
36
37                 // Create unique ID number
38                 $this->generateUniqueId();
39         }
40
41         /**
42          * Creates an instance of this filter class
43          *
44          * @return      $filterInstance         An instance of this filter class
45          */
46         public final static function createPasswordChangeFilter () {
47                 // Get a new instance
48                 $filterInstance = new PasswordChangeFilter();
49
50                 // Return the instance
51                 return $filterInstance;
52         }
53
54         /**
55          * Executes the filter with given request and response objects
56          *
57          * @param       $requestInstance        An instance of a class with an Requestable interface
58          * @param       $responseInstance       An instance of a class with an Responseable interface
59          * @return      void
60          * @todo        Finished updating user password hash here. HINT: Use the User class again.
61          */
62         public function execute (Requestable $requestInstance, Responseable $responseInstance) {
63                 // Get both passwords
64                 $pass1 = $requestInstance->getRequestElement('pass1');
65                 $pass2 = $requestInstance->getRequestElement('pass2');
66
67                 // Is only first email set?
68                 if ((!empty($pass1)) && (empty($pass2))) {
69                         // Request is invalid!
70                         $requestInstance->requestIsValid(false);
71
72                         // Email 2 is empty
73                         $responseInstance->addFatalMessage('pass2_empty');
74
75                         // Stop processing here
76                         return false;
77                 } // END - if
78
79                 // Is only second pass set?
80                 if ((empty($pass1)) && (!empty($pass2))) {
81                         // Request is invalid!
82                         $requestInstance->requestIsValid(false);
83
84                         // Email 1 is empty
85                         $responseInstance->addFatalMessage('pass1_empty');
86
87                         // Stop processing here
88                         return false;
89                 } // END - if
90
91                 // Do both match?
92                 if ($pass1 != $pass2) {
93                         // Request is invalid!
94                         $requestInstance->requestIsValid(false);
95
96                         // Emails are mismatching
97                         $responseInstance->addFatalMessage('pass_mismatch');
98
99                         // Stop processing here
100                         return false;
101                 } // END - if
102
103                 // Now, get a user instance for comparison
104                 $userInstance = Registry::getRegistry()->getInstance('user');
105
106                 // Update the "password" field
107                 $this->partialStub("Unfinished part.");
108         }
109 }
110
111 // [EOF]
112 ?>