inc/classes/main/user/member/class_Member.php

   1 <?php
   2 /**
   3  * A generic class for handling users
   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 Member extends BaseUser implements ManageableMember, Registerable, Updateable {
  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          * Destructor to always flush updates
  37          *
  38          * @return      void
  39          */
  40         public function __destruct () {
  41                 // Flush any updated entries to the database
  42                 $this->flushPendingUpdates();
  43
  44                 // Call parent destructor
  45                 parent::__destruct();
  46         }
  47
  48         /**
  49          * Creates an instance of this user class by a provided username. This
  50          * factory method will check if the username is already taken and if not
  51          * so it will throw an exception.
  52          *
  53          * @param       $userName               Username we need a class instance for
  54          * @return      $userInstance   An instance of this user class
  55          * @throws      UsernameMissingException        If the username does not exist
  56          */
  57         public final static function createMemberByUsername ($userName) {
  58                 // Get a new instance
  59                 $userInstance = new Member();
  60
  61                 // Set the username
  62                 $userInstance->setUserName($userName);
  63
  64                 // Check if the username exists
  65                 if (!$userInstance->ifUsernameExists()) {
  66                         // Throw an exception here
  67                         throw new UsernameMissingException(array($userInstance, $userName), self::EXCEPTION_USERNAME_NOT_FOUND);
  68                 }
  69
  70                 // Return the instance
  71                 return $userInstance;
  72         }
  73
  74         /**
  75          * Creates an instance of this user class by a provided email address. This
  76          * factory method will not check if the email address is there.
  77          *
  78          * @param       $email                  Email address of the user
  79          * @return      $userInstance   An instance of this user class
  80          */
  81         public final static function createMemberByEmail ($email) {
  82                 // Get a new instance
  83                 $userInstance = new Member();
  84
  85                 // Set the username
  86                 $userInstance->setEmail($email);
  87
  88                 // Return the instance
  89                 return $userInstance;
  90         }
  91
  92         /**
  93          * Creates a user by a given request instance
  94          *
  95          * @param       $requestInstance        An instance of a Requestable class
  96          * @return      $userInstance           An instance of this user class
  97          */
  98         public final static function createMemberByRequest (Requestable $requestInstance) {
  99                 // Determine if by email or username
 100                 if (!is_null($requestInstance->getRequestElement('username'))) {
 101                         // Username supplied
 102                         $userInstance = self::createMemberByUserName($requestInstance->getRequestElement('username'));
 103                 } elseif (!is_null($requestInstance->getRequestElement('email'))) {
 104                         // Email supplied
 105                         $userInstance = self::createMemberByEmail($requestInstance->getRequestElement('email'));
 106                 } else {
 107                         // Unsupported mode
 108                         $userInstance = new Member();
 109                         $userInstance->partialStub("We need to add more ways of creating user classes here.");
 110                         $userInstance->debugBackTrace();
 111                         exit();
 112                 }
 113
 114                 // Return the prepared instance
 115                 return $userInstance;
 116         }
 117
 118         /**
 119          * Updates the last activity timestamp and last performed action in the
 120          * database result. You should call flushPendingUpdates() to flush these updates
 121          * to the database layer.
 122          *
 123          * @param       $requestInstance        A requestable class instance
 124          * @return      void
 125          */
 126         public function updateLastActivity (Requestable $requestInstance) {
 127                 // Set last action
 128                 $lastAction = $requestInstance->getRequestElement('action');
 129
 130                 // If there is no action use the default on
 131                 if (is_null($lastAction)) {
 132                         $lastAction = $this->getConfigInstance()->readConfig('login_default_action');
 133                 } // END - if
 134
 135                 // Get a critieria instance
 136                 $searchInstance = ObjectFactory::createObjectByConfiguredName('search_criteria_class');
 137
 138                 // Add search criteria
 139                 $searchInstance->addCriteria(UserDatabaseWrapper::DB_COLUMN_USERNAME, $this->getUserName());
 140                 $searchInstance->setLimit(1);
 141
 142                 // Now get another criteria
 143                 $updateInstance = ObjectFactory::createObjectByConfiguredName('update_criteria_class');
 144
 145                 // And add our both entries
 146                 $updateInstance->addCriteria('last_activity', date("Y-m-d H:i:s", time()));
 147                 $updateInstance->addCriteria('last_action', $lastAction);
 148
 149                 // Add the search criteria for searching for the right entry
 150                 $updateInstance->setSearchInstance($searchInstance);
 151
 152                 // Remember the update in database result
 153                 $this->getResultInstance()->add2UpdateQueue($updateInstance);
 154         }
 155
 156         /**
 157          * Flushs all pending updates to the database layer
 158          *
 159          * @return      void
 160          */
 161         public function flushPendingUpdates () {
 162                 // Do we have data to update?
 163                 if ($this->getResultInstance()->ifDataNeedsFlush()) {
 164                         // Get a database wrapper
 165                         $wrapperInstance = ObjectFactory::createObjectByConfiguredName('user_db_wrapper_class');
 166
 167                         // Yes, then send the whole result to the database layer
 168                         $wrapperInstance->doUpdateByResult($this->getResultInstance());
 169                 } // END - if
 170         }
 171 }
 172
 173 // [EOF]
 174 ?>