Code merged from ship-simu repository
[mailer.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 BaseFilter 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
35         /**
36          * Creates an instance of this filter class
37          *
38          * @param       $controllerInstance             An instance of a controller class
39          * @return      $filterInstance                 An instance of this filter class
40          */
41         public final static function createPasswordChangeFilter (Controller $controllerInstance) {
42                 // Get a new instance
43                 $filterInstance = new PasswordChangeFilter();
44
45                 // Set the controller
46                 $filterInstance->setControllerInstance($controllerInstance);
47
48                 // Return the instance
49                 return $filterInstance;
50         }
51
52         /**
53          * Executes the filter with given request and response objects
54          *
55          * @param       $requestInstance        An instance of a class with an Requestable interface
56          * @param       $responseInstance       An instance of a class with an Responseable interface
57          * @return      void
58          * @todo        Finished updating user password hash here. HINT: Use the User class again.
59          */
60         public function execute (Requestable $requestInstance, Responseable $responseInstance) {
61                 // Get both passwords
62                 $pass1 = $requestInstance->getRequestElement('pass1');
63                 $pass2 = $requestInstance->getRequestElement('pass2');
64
65                 // Is only first email set?
66                 if ((!empty($pass1)) && (empty($pass2))) {
67                         // Request is invalid!
68                         $requestInstance->requestIsValid(false);
69
70                         // Email 2 is empty
71                         $responseInstance->addFatalMessage('pass2_empty');
72
73                         // Stop processing here
74                         return false;
75                 } // END - if
76
77                 // Is only second pass set?
78                 if ((empty($pass1)) && (!empty($pass2))) {
79                         // Request is invalid!
80                         $requestInstance->requestIsValid(false);
81
82                         // Email 1 is empty
83                         $responseInstance->addFatalMessage('pass1_empty');
84
85                         // Stop processing here
86                         return false;
87                 } // END - if
88
89                 // Are password and confirmation empty?
90                 if ((empty($pass1)) && (empty($pass2))) {
91                         // Don't change password here
92                         return true;
93                 } // END - if
94
95                 // Do both match?
96                 if ($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 ?>