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   1  <?php
   2  /**
   3   * @copyright    Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
   4   * @license        GNU General Public License version 2 or later; see LICENSE.txt
   5   */
   6  
   7  // No direct access.
   8  defined('_JEXEC') or die;
   9  
  10  jimport('joomla.application.component.modeladmin');
  11  
  12  /**
  13   * Private Message model.
  14   *
  15   * @package        Joomla.Administrator
  16   * @subpackage    com_messages
  17   * @since        1.6
  18   */
  19  class MessagesModelMessage extends JModelAdmin
  20  {
  21      /**
  22       * message
  23       */
  24      protected $item;
  25  
  26      /**
  27       * Method to auto-populate the model state.
  28       *
  29       * Note. Calling getState in this method will result in recursion.
  30       *
  31       * @since    1.6
  32       */
  33  	protected function populateState()
  34      {
  35          parent::populateState();
  36  
  37          $user = JFactory::getUser();
  38          $this->setState('user.id', $user->get('id'));
  39  
  40          $messageId = (int) JRequest::getInt('message_id');
  41          $this->setState('message.id', $messageId);
  42  
  43          $replyId = (int) JRequest::getInt('reply_id');
  44          $this->setState('reply.id', $replyId);
  45      }
  46  
  47      /**
  48       * Returns a Table object, always creating it.
  49       *
  50       * @param    type    The table type to instantiate
  51       * @param    string    A prefix for the table class name. Optional.
  52       * @param    array    Configuration array for model. Optional.
  53       * @return    JTable    A database object
  54       * @since    1.6
  55      */
  56  	public function getTable($type = 'Message', $prefix = 'MessagesTable', $config = array())
  57      {
  58          return JTable::getInstance($type, $prefix, $config);
  59      }
  60  
  61      /**
  62       * Method to get a single record.
  63       *
  64       * @param    integer    The id of the primary key.
  65       * @return    mixed    Object on success, false on failure.
  66       * @since    1.6
  67       */
  68  	public function getItem($pk = null)
  69      {
  70          if (!isset($this->item))
  71          {
  72              if ($this->item = parent::getItem($pk)) {
  73                  // Prime required properties.
  74                  if (empty($this->item->message_id))
  75                  {
  76                      // Prepare data for a new record.
  77                      if ($replyId = $this->getState('reply.id'))
  78                      {
  79                          // If replying to a message, preload some data.
  80                          $db        = $this->getDbo();
  81                          $query    = $db->getQuery(true);
  82  
  83                          $query->select('subject, user_id_from');
  84                          $query->from('#__messages');
  85                          $query->where('message_id = '.(int) $replyId);
  86                          $message = $db->setQuery($query)->loadObject();
  87  
  88                          if ($error = $db->getErrorMsg())
  89                          {
  90                              $this->setError($error);
  91                              return false;
  92                          }
  93  
  94  
  95                          $this->item->set('user_id_to', $message->user_id_from);
  96                          $re = JText::_('COM_MESSAGES_RE');
  97                          if (stripos($message->subject, $re) !== 0) {
  98                              $this->item->set('subject', $re.$message->subject);
  99                          }
 100                      }
 101                  }
 102                  elseif ($this->item->user_id_to != JFactory::getUser()->id)
 103                  {
 104                      $this->setError(JText::_('JERROR_ALERTNOAUTHOR'));
 105                      return false;
 106                  }
 107                  else {
 108                      // Mark message read
 109                      $db        = $this->getDbo();
 110                      $query    = $db->getQuery(true);
 111                      $query->update('#__messages');
 112                      $query->set('state = 1');
 113                      $query->where('message_id = '.$this->item->message_id);
 114                      $db->setQuery($query)->query();
 115                  }
 116              }
 117  
 118              // Get the user name for an existing messasge.
 119              if ($this->item->user_id_from && $fromUser = new JUser($this->item->user_id_from)) {
 120                  $this->item->set('from_user_name', $fromUser->name);
 121              }
 122          }
 123          return $this->item;
 124      }
 125  
 126      /**
 127       * Method to get the record form.
 128       *
 129       * @param    array    $data        Data for the form.
 130       * @param    boolean    $loadData    True if the form is to load its own data (default case), false if not.
 131       * @return    JForm    A JForm object on success, false on failure
 132       * @since    1.6
 133       */
 134  	public function getForm($data = array(), $loadData = true)
 135      {
 136          // Get the form.
 137          $form = $this->loadForm('com_messages.message', 'message', array('control' => 'jform', 'load_data' => $loadData));
 138          if (empty($form)) {
 139              return false;
 140          }
 141  
 142          return $form;
 143      }
 144  
 145      /**
 146       * Method to get the data that should be injected in the form.
 147       *
 148       * @return    mixed    The data for the form.
 149       * @since    1.6
 150       */
 151  	protected function loadFormData()
 152      {
 153          // Check the session for previously entered form data.
 154          $data = JFactory::getApplication()->getUserState('com_messages.edit.message.data', array());
 155  
 156          if (empty($data)) {
 157              $data = $this->getItem();
 158          }
 159  
 160          return $data;
 161      }
 162  
 163      /**
 164       * Method to save the form data.
 165       *
 166       * @param    array    The form data.
 167       *
 168       * @return    boolean    True on success.
 169       */
 170  	public function save($data)
 171      {
 172          $table = $this->getTable();
 173  
 174          // Bind the data.
 175          if (!$table->bind($data)) {
 176              $this->setError($table->getError());
 177              return false;
 178          }
 179  
 180          // Assign empty values.
 181          if (empty($table->user_id_from)) {
 182              $table->user_id_from = JFactory::getUser()->get('id');
 183          }
 184          if (intval($table->date_time) == 0) {
 185              $table->date_time = JFactory::getDate()->toSql();
 186          }
 187  
 188          // Check the data.
 189          if (!$table->check()) {
 190              $this->setError($table->getError());
 191              return false;
 192          }
 193  
 194          // Load the recipient user configuration.
 195          $model = JModel::getInstance('Config', 'MessagesModel', array('ignore_request' => true));
 196          $model->setState('user.id', $table->user_id_to);
 197          $config = $model->getItem();
 198          if (empty($config)) {
 199              $this->setError($model->getError());
 200              return false;
 201          }
 202  
 203          if ($config->get('locked', false)) {
 204              $this->setError(JText::_('COM_MESSAGES_ERR_SEND_FAILED'));
 205              return false;
 206          }
 207  
 208          // Store the data.
 209          if (!$table->store()) {
 210              $this->setError($table->getError());
 211              return false;
 212          }
 213  
 214          if ($config->get('mail_on_new', true)) {
 215              // Load the user details (already valid from table check).
 216              $fromUser = JUser::getInstance($table->user_id_from);
 217              $toUser = JUser::getInstance($table->user_id_to);
 218              $debug = JFactory::getConfig()->get('debug_lang');
 219              $default_language = JComponentHelper::getParams('com_languages')->get('administrator');
 220              $lang = JLanguage::getInstance($toUser->getParam('admin_language', $default_language), $debug);
 221              $lang->load('com_messages', JPATH_ADMINISTRATOR);
 222  
 223              $siteURL    = JURI::root() . 'administrator/index.php?option=com_messages&view=message&message_id='.$table->message_id;
 224              $sitename    = JFactory::getApplication()->getCfg('sitename');
 225  
 226              $subject    = sprintf ($lang->_('COM_MESSAGES_NEW_MESSAGE_ARRIVED'), $sitename);
 227              $msg        = sprintf ($lang->_('COM_MESSAGES_PLEASE_LOGIN'), $siteURL);
 228              JFactory::getMailer()->sendMail($fromUser->email, $fromUser->name, $toUser->email, $subject, $msg);
 229          }
 230  
 231          return true;
 232      }
 233  }