Graphical code CAPTCHA partly finished, crypto class supports encryption/decryption...
[shipsimu.git] / inc / classes / main / filter / change / class_PasswordChangeFilter.php
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                 // Clean up a little
41                 $this->removeNumberFormaters();
42                 $this->removeSystemArray();
43         }
44
45         /**
46          * Creates an instance of this filter class
47          *
48          * @return      $filterInstance         An instance of this filter class
49          */
50         public final static function createPasswordChangeFilter () {
51                 // Get a new instance
52                 $filterInstance = new PasswordChangeFilter();
53
54                 // Return the instance
55                 return $filterInstance;
56         }
57
58         /**
59          * Executes the filter with given request and response objects
60          *
61          * @param       $requestInstance        An instance of a class with an Requestable interface
62          * @param       $responseInstance       An instance of a class with an Responseable interface
63          * @return      void
64          * @todo        Finished updating user password hash here. HINT: Use the User class again.
65          */
66         public function execute (Requestable $requestInstance, Responseable $responseInstance) {
67                 // Get both passwords
68                 $pass1 = $requestInstance->getRequestElement('pass1');
69                 $pass2 = $requestInstance->getRequestElement('pass2');
70
71                 // Is only first email set?
72                 if ((!empty($pass1)) && (empty($pass2))) {
73                         // Request is invalid!
74                         $requestInstance->requestIsValid(false);
75
76                         // Email 2 is empty
77                         $responseInstance->addFatalMessage('pass2_empty');
78
79                         // Stop processing here
80                         return false;
81                 } // END - if
82
83                 // Is only second pass set?
84                 if ((empty($pass1)) && (!empty($pass2))) {
85                         // Request is invalid!
86                         $requestInstance->requestIsValid(false);
87
88                         // Email 1 is empty
89                         $responseInstance->addFatalMessage('pass1_empty');
90
91                         // Stop processing here
92                         return false;
93                 } // END - if
94
95                 // Do both match?
96                 if ($pass1 != $pass2) {
97                         // Request is invalid!
98                         $requestInstance->requestIsValid(false);
99
100                         // Emails are mismatching
101                         $responseInstance->addFatalMessage('pass_mismatch');
102
103                         // Stop processing here
104                         return false;
105                 } // END - if
106
107                 // Now, get a user instance for comparison
108                 $userInstance = Registry::getRegistry()->getInstance('user');
109
110                 // Update the "password" field
111                 $this->partialStub("Unfinished part.");
112         }
113 }
114
115 // [EOF]
116 ?>