inc/classes/main/filter/verifier/class_BirthdayVerifierFilter.php

   1 <?php
   2 /**
   3  * A verifier filter for birthday data
   4  *
   5  * @author              Roland Haeder <webmaster@shipsimu.org>
   6  * @version             0.0.0
   7  * @copyright   Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2015 Core Developer Team
   8  * @license             GNU GPL 3.0 or any newer version
   9  * @link                http://www.shipsimu.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 BirthdayVerifierFilter 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          * @return      $filterInstance                 An instance of this filter class
  39          */
  40         public static final function createBirthdayVerifierFilter () {
  41                 // Get a new instance
  42                 $filterInstance = new BirthdayVerifierFilter();
  43
  44                 // Return the instance
  45                 return $filterInstance;
  46         }
  47
  48         /**
  49          * Executes the filter with given request and response objects
  50          *
  51          * @param       $requestInstance        An instance of a class with an Requestable interface
  52          * @param       $responseInstance       An instance of a class with an Responseable interface
  53          * @return      void
  54          */
  55         public function execute (Requestable $requestInstance, Responseable $responseInstance) {
  56                 // Day of birth set?
  57                 if (!$requestInstance->isRequestElementSet('birth_day')) {
  58                         // Day of birth isn't set
  59                         $requestInstance->requestIsValid(false);
  60
  61                         // Add a message to the response
  62                         $responseInstance->addFatalMessage('day_of_birth_unset');
  63                 } // END - if
  64
  65                 // Month of birth set?
  66                 if (!$requestInstance->isRequestElementSet('birth_month')) {
  67                         // Month of birth isn't set
  68                         $requestInstance->requestIsValid(false);
  69
  70                         // Add a message to the response
  71                         $responseInstance->addFatalMessage('month_of_birth_unset');
  72                 } // END - if
  73
  74                 // Year of birth set?
  75                 if (!$requestInstance->isRequestElementSet('birth_year')) {
  76                         // Year of birth isn't set
  77                         $requestInstance->requestIsValid(false);
  78
  79                         // Add a message to the response
  80                         $responseInstance->addFatalMessage('year_of_birth_unset');
  81                 } // END - if
  82
  83                 // Is the request still valid?
  84                 if (!$requestInstance->isRequestValid()) {
  85                         // Abort here
  86                         throw new FilterChainException($this, self::EXCEPTION_FILTER_CHAIN_INTERCEPTED);
  87                 } // END - if
  88
  89                 // Now comes the final check
  90                 $birthCheck = mktime(
  91                         0,
  92                         0,
  93                         0,
  94                         (int) $requestInstance->getRequestElement('birth_day'),
  95                         (int) $requestInstance->getRequestElement('birth_month'),
  96                         (int) $requestInstance->getRequestElement('birth_year')
  97                 );
  98
  99                 // Is there a number or such? (we don't care about the value itself here)
 100                 if (empty($birthCheck)) {
 101                         // Validation has failed
 102                         $requestInstance->requestIsValid(false);
 103
 104                         // Add a message to the response
 105                         $responseInstance->addFatalMessage('birthday_invalid');
 106
 107                         // Abort here
 108                         throw new FilterChainException($this, self::EXCEPTION_FILTER_CHAIN_INTERCEPTED);
 109                 } // END - if
 110         }
 111 }
 112
 113 // [EOF]
 114 ?>