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                 // Set part description
  35                 $this->setObjectDescription("Generic user class");
  36
  37                 // Create unique ID number
  38                 $this->generateUniqueId();
  39         }
  40
  41         /**
  42          * Destructor to always flush updates
  43          *
  44          * @return      void
  45          */
  46         public function __destruct () {
  47                 // Flush any updated entries to the database
  48                 $this->flushPendingUpdates();
  49
  50                 // Call parent destructor
  51                 parent::__destruct();
  52         }
  53
  54         /**
  55          * Creates an instance of this user class by a provided username. This
  56          * factory method will check if the username is already taken and if not
  57          * so it will throw an exception.
  58          *
  59          * @param       $userName               Username we need a class instance for
  60          * @return      $userInstance   An instance of this user class
  61          * @throws      UsernameMissingException        If the username does not exist
  62          */
  63         public final static function createMemberByUsername ($userName) {
  64                 // Get a new instance
  65                 $userInstance = new Member();
  66
  67                 // Set the username
  68                 $userInstance->setUserName($userName);
  69
  70                 // Check if the username exists
  71                 if (!$userInstance->ifUsernameExists()) {
  72                         // Throw an exception here
  73                         throw new UsernameMissingException(array($userInstance, $userName), self::EXCEPTION_USERNAME_NOT_FOUND);
  74                 }
  75
  76                 // Return the instance
  77                 return $userInstance;
  78         }
  79
  80         /**
  81          * Creates an instance of this user class by a provided email address. This
  82          * factory method will not check if the email address is there.
  83          *
  84          * @param       $email                  Email address of the user
  85          * @return      $userInstance   An instance of this user class
  86          */
  87         public final static function createMemberByEmail ($email) {
  88                 // Get a new instance
  89                 $userInstance = new Member();
  90
  91                 // Set the username
  92                 $userInstance->setEmail($email);
  93
  94                 // Return the instance
  95                 return $userInstance;
  96         }
  97
  98         /**
  99          * Creates a user by a given request instance
 100          *
 101          * @param       $requestInstance        An instance of a Requestable class
 102          * @return      $userInstance           An instance of this user class
 103          */
 104         public final static function createMemberByRequest (Requestable $requestInstance) {
 105                 // Determine if by email or username
 106                 if (!is_null($requestInstance->getRequestElement('username'))) {
 107                         // Username supplied
 108                         $userInstance = self::createMemberByUserName($requestInstance->getRequestElement('username'));
 109                 } elseif (!is_null($requestInstance->getRequestElement('email'))) {
 110                         // Email supplied
 111                         $userInstance = self::createMemberByEmail($requestInstance->getRequestElement('email'));
 112                 } else {
 113                         // Unsupported mode
 114                         $userInstance = new Member();
 115                         $userInstance->partialStub("We need to add more ways of creating user classes here.");
 116                         $userInstance->debugBackTrace();
 117                         exit();
 118                 }
 119
 120                 // Return the prepared instance
 121                 return $userInstance;
 122         }
 123
 124         /**
 125          * Updates the last activity timestamp and last performed action in the
 126          * database result. You should call flushPendingUpdates() to flush these updates
 127          * to the database layer.
 128          *
 129          * @param       $requestInstance        A requestable class instance
 130          * @return      void
 131          */
 132         public function updateLastActivity (Requestable $requestInstance) {
 133                 // Set last action
 134                 $lastAction = $requestInstance->getRequestElement('action');
 135
 136                 // If there is no action use the default on
 137                 if (is_null($lastAction)) {
 138                         $lastAction = $this->getConfigInstance()->readConfig('login_default_action');
 139                 } // END - if
 140
 141                 // Get a critieria instance
 142                 $searchInstance = ObjectFactory::createObjectByConfiguredName('search_criteria_class');
 143
 144                 // Add search criteria
 145                 $searchInstance->addCriteria(UserDatabaseWrapper::DB_COLUMN_USERNAME, $this->getUserName());
 146                 $searchInstance->setLimit(1);
 147
 148                 // Now get another criteria
 149                 $updateInstance = ObjectFactory::createObjectByConfiguredName('update_criteria_class');
 150
 151                 // And add our both entries
 152                 $updateInstance->addCriteria('last_activity', date("Y-m-d H:i:s", time()));
 153                 $updateInstance->addCriteria('last_action', $lastAction);
 154
 155                 // Add the search criteria for searching for the right entry
 156                 $updateInstance->setSearchInstance($searchInstance);
 157
 158                 // Remember the update in database result
 159                 $this->getResultInstance()->add2UpdateQueue($updateInstance);
 160         }
 161
 162         /**
 163          * Flushs all pending updates to the database layer
 164          *
 165          * @return      void
 166          */
 167         public function flushPendingUpdates () {
 168                 // Do we have data to update?
 169                 if ($this->getResultInstance()->ifDataNeedsFlush()) {
 170                         // Get a database wrapper
 171                         $wrapperInstance = ObjectFactory::createObjectByConfiguredName('user_db_wrapper_class');
 172
 173                         // Yes, then send the whole result to the database layer
 174                         $wrapperInstance->doUpdateByResult($this->getResultInstance());
 175                 } // END - if
 176         }
 177 }
 178
 179 // [EOF]
 180 ?>