/**
  * Set data from the form into the object
  *
  * If errors detected in the object it's returned into an array
  *
  * @access	private
  * @return	boolean
  */
 private function check_post_data()
 {
     $results = array();
     $errors = array();
     array_push($results, $this->_post->__set('_title', VPost::title()));
     array_push($results, $this->_post->__set('_content', VPost::content()));
     array_push($results, $this->_post->__set('_allow_comment', VPost::allow_comment('closed')));
     if (VPost::publish(false)) {
         array_push($results, $this->_post->__set('_status', 'publish'));
     } else {
         array_push($results, $this->_post->__set('_status', 'draft'));
     }
     array_push($results, $this->_post->__set('_category', implode(',', VPost::categories(array()))));
     //insertion of an empty aarray to return error message defined in the object
     array_push($results, $this->_post->__set('_tags', VPost::tags('divers')));
     if ($this->_action == 'to_insert') {
         array_push($results, $this->_post->__set('_permalink', Helper::slug($this->_post->__get('_title'))));
     }
     //we should make it in create method, but we need to handle the error
     foreach ($results as $result) {
         if ($result !== true) {
             array_push($errors, '<li>- ' . $result . '</li>');
         }
     }
     if (!empty($errors)) {
         $error_msg = 'Check your informations:<br/><ul>' . implode('', $errors) . '</ul>';
         $this->_action_msg = ActionMessages::custom_wrong($error_msg);
         return false;
     } else {
         return true;
     }
 }