framework/main/classes/filter/verifier/class_ConfirmCodeVerifierFilter.php

   1 <?php
   2 // Own namespace
   3 namespace CoreFramework\Filter\Verifier\Confirmation;
   4
   5 // Import framework stuff
   6 use CoreFramework\Filter\BaseFilter;
   7 use CoreFramework\Filter\Filterable;
   8 use CoreFramework\Registry\Registry;
   9 use CoreFramework\Request\Requestable;
  10 use CoreFramework\Response\Responseable;
  11 use CoreFramework\Wrapper\Database\User\UserDatabaseWrapper;
  12
  13 /**
  14  * A filter for checking if supplied confirmation code is valid.
  15  *
  16  * @author              Roland Haeder <webmaster@shipsimu.org>
  17  * @version             0.0.0
  18  * @copyright   Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2017 Core Developer Team
  19  * @license             GNU GPL 3.0 or any newer version
  20  * @link                http://www.shipsimu.org
  21  *
  22  * This program is free software: you can redistribute it and/or modify
  23  * it under the terms of the GNU General Public License as published by
  24  * the Free Software Foundation, either version 3 of the License, or
  25  * (at your option) any later version.
  26  *
  27  * This program is distributed in the hope that it will be useful,
  28  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  29  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  30  * GNU General Public License for more details.
  31  *
  32  * You should have received a copy of the GNU General Public License
  33  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  34  */
  35 class ConfirmCodeVerifierFilter extends BaseFilter implements Filterable {
  36         /**
  37          * Protected constructor
  38          *
  39          * @return      void
  40          */
  41         protected function __construct () {
  42                 // Call parent constructor
  43                 parent::__construct(__CLASS__);
  44         }
  45
  46         /**
  47          * Creates an instance of this filter class
  48          *
  49          * @return      $filterInstance         An instance of this filter class
  50          */
  51         public static final function createConfirmCodeVerifierFilter () {
  52                 // Get a new instance
  53                 $filterInstance = new ConfirmCodeVerifierFilter();
  54
  55                 // Return the instance
  56                 return $filterInstance;
  57         }
  58
  59         /**
  60          * Executes the filter with given request and response objects
  61          *
  62          * @param       $requestInstance        An instance of a class with an Requestable interface
  63          * @param       $responseInstance       An instance of a class with an Responseable interface
  64          * @return      void
  65          * @throws      FilterChainException    If this filter fails to operate
  66          */
  67         public function execute (Requestable $requestInstance, Responseable $responseInstance) {
  68                 // Get confirmation code from request
  69                 $confirmCode = $requestInstance->getRequestElement('confirm');
  70
  71                 // Is this code set?
  72                 if (is_null($confirmCode)) {
  73                         // Is not in request
  74                         $requestInstance->requestIsValid(false);
  75
  76                         // Add a message to the response
  77                         $responseInstance->addFatalMessage('confirm_code_unset');
  78
  79                         // Abort here
  80                         throw new FilterChainException($this, self::EXCEPTION_FILTER_CHAIN_INTERCEPTED);
  81                 } elseif (empty($confirmCode)) {
  82                         // Email is empty
  83                         $requestInstance->requestIsValid(false);
  84
  85                         // Add a message to the response
  86                         $responseInstance->addFatalMessage('confirm_code_empty');
  87
  88                         // Abort here
  89                         throw new FilterChainException($this, self::EXCEPTION_FILTER_CHAIN_INTERCEPTED);
  90                 }
  91
  92                 // Get a user instance from registry
  93                 $userInstance = Registry::getRegistry()->getInstance('user');
  94
  95                 // Get the confirm code from user for comparison
  96                 $userCode = $userInstance->getField(UserDatabaseWrapper::DB_COLUMN_CONFIRM_HASH);
  97
  98                 // Do we have the same code or different?
  99                 if ($userCode != $confirmCode) {
 100                         // Email is empty
 101                         $requestInstance->requestIsValid(false);
 102
 103                         // Redirect to error page
 104                         $responseInstance->redirectToConfiguredUrl('confirm_code_invalid');
 105
 106                         // Stop processing here
 107                         exit();
 108                 } // END - if
 109         }
 110
 111 }