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   1  <?php
   2  /**
   3   * @package        Joomla.Site
   4   * @subpackage    com_users
   5   * @copyright    Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
   6   * @license        GNU General Public License version 2 or later; see LICENSE.txt
   7   */
   8  
   9  defined('_JEXEC') or die;
  10  
  11  jimport('joomla.application.component.modelform');
  12  jimport('joomla.event.dispatcher');
  13  
  14  /**
  15   * Remind model class for Users.
  16   *
  17   * @package        Joomla.Site
  18   * @subpackage    com_users
  19   * @version        1.5
  20   */
  21  class UsersModelRemind extends JModelForm
  22  {
  23      /**
  24       * Method to get the username remind request form.
  25       *
  26       * @param    array    $data        An optional array of data for the form to interogate.
  27       * @param    boolean    $loadData    True if the form is to load its own data (default case), false if not.
  28       * @return    JForm    A JForm object on success, false on failure
  29       * @since    1.6
  30       */
  31  	public function getForm($data = array(), $loadData = true)
  32      {
  33          // Get the form.
  34          $form = $this->loadForm('com_users.remind', 'remind', array('control' => 'jform', 'load_data' => $loadData));
  35          if (empty($form)) {
  36              return false;
  37          }
  38  
  39          return $form;
  40      }
  41  
  42      /**
  43       * Override preprocessForm to load the user plugin group instead of content.
  44       *
  45       * @param    object    A form object.
  46       * @param    mixed    The data expected for the form.
  47       * @throws    Exception if there is an error in the form event.
  48       * @since    1.6
  49       */
  50  	protected function preprocessForm(JForm $form, $data, $group = 'user')
  51      {
  52          parent::preprocessForm($form, $data, 'user');
  53      }
  54  
  55      /**
  56       * Method to auto-populate the model state.
  57       *
  58       * Note. Calling getState in this method will result in recursion.
  59       *
  60       * @since    1.6
  61       */
  62  	protected function populateState()
  63      {
  64          // Get the application object.
  65          $app    = JFactory::getApplication();
  66          $params    = $app->getParams('com_users');
  67  
  68          // Load the parameters.
  69          $this->setState('params', $params);
  70      }
  71  
  72      /**
  73       * @since    1.6
  74       */
  75  	public function processRemindRequest($data)
  76      {
  77          // Get the form.
  78          $form = $this->getForm();
  79  
  80          // Check for an error.
  81          if (empty($form)) {
  82              return false;
  83          }
  84  
  85          // Validate the data.
  86          $data = $this->validate($form, $data);
  87  
  88          // Check for an error.
  89          if ($data instanceof Exception) {
  90              return $return;
  91          }
  92  
  93          // Check the validation results.
  94          if ($data === false) {
  95              // Get the validation messages from the form.
  96              foreach ($form->getErrors() as $message) {
  97                  $this->setError($message);
  98              }
  99              return false;
 100          }
 101  
 102          // Find the user id for the given email address.
 103          $db        = $this->getDbo();
 104          $query    = $db->getQuery(true);
 105          $query->select('*');
 106          $query->from($db->quoteName('#__users'));
 107          $query->where($db->quoteName('email').' = '.$db->Quote($data['email']));
 108  
 109          // Get the user id.
 110          $db->setQuery((string) $query);
 111          $user = $db->loadObject();
 112  
 113          // Check for an error.
 114          if ($db->getErrorNum()) {
 115              $this->setError(JText::sprintf('COM_USERS_DATABASE_ERROR', $db->getErrorMsg()), 500);
 116              return false;
 117          }
 118  
 119          // Check for a user.
 120          if (empty($user)) {
 121              $this->setError(JText::_('COM_USERS_USER_NOT_FOUND'));
 122              return false;
 123          }
 124  
 125          // Make sure the user isn't blocked.
 126          if ($user->block) {
 127              $this->setError(JText::_('COM_USERS_USER_BLOCKED'));
 128              return false;
 129          }
 130  
 131          $config    = JFactory::getConfig();
 132  
 133          // Assemble the login link.
 134          $itemid = UsersHelperRoute::getLoginRoute();
 135          $itemid = $itemid !== null ? '&Itemid='.$itemid : '';
 136          $link    = 'index.php?option=com_users&view=login'.$itemid;
 137          $mode    = $config->get('force_ssl', 0) == 2 ? 1 : -1;
 138  
 139          // Put together the email template data.
 140          $data = JArrayHelper::fromObject($user);
 141          $data['fromname']    = $config->get('fromname');
 142          $data['mailfrom']    = $config->get('mailfrom');
 143          $data['sitename']    = $config->get('sitename');
 144          $data['link_text']    = JRoute::_($link, false, $mode);
 145          $data['link_html']    = JRoute::_($link, true, $mode);
 146  
 147          $subject = JText::sprintf(
 148              'COM_USERS_EMAIL_USERNAME_REMINDER_SUBJECT',
 149              $data['sitename']
 150          );
 151          $body = JText::sprintf(
 152              'COM_USERS_EMAIL_USERNAME_REMINDER_BODY',
 153              $data['sitename'],
 154              $data['username'],
 155              $data['link_text']
 156          );
 157  
 158          // Send the password reset request email.
 159          $return = JFactory::getMailer()->sendMail($data['mailfrom'], $data['fromname'], $user->email, $subject, $body);
 160  
 161          // Check for an error.
 162          if ($return !== true) {
 163              $this->setError(JText::_('COM_USERS_MAIL_FAILED'), 500);
 164              return false;
 165          }
 166  
 167          return true;
 168      }
 169  }