9c306bf94e3024028a1642f4d161b9b7979deb61
[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          */
65         public function execute (Requestable $requestInstance, Responseable $responseInstance) {
66                 // Get both passwords
67                 $pass1 = $requestInstance->getRequestElement('pass1');
68                 $pass2 = $requestInstance->getRequestElement('pass2');
69
70                 // Is only first email set?
71                 if ((!empty($pass1)) && (empty($pass2))) {
72                         // Request is invalid!
73                         $requestInstance->requestIsValid(false);
74
75                         // Email 2 is empty
76                         $responseInstance->addFatalMessage('pass2_empty');
77
78                         // Stop processing here
79                         return false;
80                 } // END - if
81
82                 // Is only second pass set?
83                 if ((empty($pass1)) && (!empty($pass2))) {
84                         // Request is invalid!
85                         $requestInstance->requestIsValid(false);
86
87                         // Email 1 is empty
88                         $responseInstance->addFatalMessage('pass1_empty');
89
90                         // Stop processing here
91                         return false;
92                 } // END - if
93
94                 // Do both match?
95                 if ($pass1 != $pass2) {
96                         // Request is invalid!
97                         $requestInstance->requestIsValid(false);
98
99                         // Emails are mismatching
100                         $responseInstance->addFatalMessage('pass_mismatch');
101
102                         // Stop processing here
103                         return false;
104                 } // END - if
105
106                 // Now, get a user instance for comparison
107                 $userInstance = Registry::getRegistry()->getInstance('user');
108
109                 // Update the "password" field
110                 $this->partialStub("Unfinished part.");
111         }
112 }
113
114 // [EOF]
115 ?>