public function execute()
 {
     $tp = SJB_System::getTemplateProcessor();
     if (SJB_UserManager::isUserLoggedIn()) {
         $user_id = SJB_UserManager::getCurrentUserSID();
         $errors = array();
         $id = SJB_Request::getInt('id', 0, 'GET');
         $action = SJB_Request::getVar('action', '', 'GET');
         if ($id > 0) {
             // read message
             if (SJB_PrivateMessage::isMyMessage($id)) {
                 if ($action == 'delete') {
                     SJB_PrivateMessage::delete(array($id));
                     SJB_HelperFunctions::redirect(SJB_System::getSystemSettings('SITE_URL') . '/private-messages/inbox/');
                 }
                 $message = SJB_PrivateMessage::readMessage($id);
                 SJB_Authorization::updateCurrentUserSession();
                 $current_user_info = SJB_UserManager::createTemplateStructureForCurrentUser();
                 $current_user_info['logged_in'] = true;
                 $current_user_info['new_messages'] = SJB_PrivateMessage::getCountUnreadMessages($current_user_info['id']);
                 SJB_System::setCurrentUserInfo($current_user_info);
                 $tp->assign('message', $message);
                 $tp->assign('include', 'message_detail.tpl');
             } else {
                 $errors['NOT_EXISTS_MESSAGE'] = 1;
             }
         }
         $tp->assign('errors', $errors);
         $tp->assign('unread', SJB_PrivateMessage::getCountUnreadMessages($user_id));
         $tp->display('main.tpl');
     } else {
         $tp->assign('return_url', base64_encode(SJB_Navigator::getURIThis()));
         $tp->display('../users/login.tpl');
     }
 }
 public function execute()
 {
     $current_user_info = array('logged_in' => false);
     if (SJB_UserManager::isUserLoggedIn()) {
         SJB_Authorization::updateCurrentUserSession();
         $current_user_info = SJB_UserManager::createTemplateStructureForCurrentUser();
         $current_user_info['logged_in'] = true;
         $current_user_info['new_messages'] = SJB_PrivateMessage::getCountUnreadMessages($current_user_info['id']);
     } else {
         // social plugin
         $userGroups = SJB_UserGroupManager::getAllUserGroupsInfo();
         SJB_System::setCurrentUserGroupsInfo($userGroups);
         SJB_Event::dispatch('Login_Plugin');
     }
     SJB_System::setCurrentUserInfo($current_user_info);
 }