Це просто код

<?php

    class adminGroups extends UI_Base {

      public $action            = "actionViewAll";
      public $template          = "adminGroups.html";
      public $group_id          = NULL;

      /**
      * @desc   constructor
      * @access public
      * @param
      * @return
      */
      public function adminGroups(&$user)
      {
        UI_Base::UI_Base($user);

        if ($this->user->SU_getProperty("USER_TYPE") != 'A') $this->setRedirect("StaticPage", array("PAGE"=>"engineAccessDenied.html"));

        $this->group_id = (int)$_REQUEST["GROUP_ID"];

        switch ($_REQUEST["todo"]) {
          case "new":
          case "edit":    $this->setAction("actionEditGroup"); break;
          case "delete":  $this->setAction("actionDeleteGroup"); break;
          case "success": $this->setAction("actionSuccess"); break;
        }

        if (!empty($_REQUEST["edit_group_submit"])) {
          $this->setAction("actionUpdateGroup");
        }
      }


      /**
      * @desc   view all groups
      * @access public
      * @param
      * @return
      */
      public function actionViewAll()
      {
        $this->addOutputVar(selectVector("SELECT * from USER_GROUPS"), "GROUPS_LIST");
      }


      /**
      * @desc   edit group
      * @access public
      * @param
      * @return
      */
      public function actionEditGroup()
      {
        $this->_actionPrepareGroupForm();
        if (!empty($this->group_id)) {
          $query = "SELECT * from USER_GROUPS where GROUP_ID=".$this->group_id;
          $this->form->updateForm(selectHashTable($query), "VAL_");
        }
        $this->addOutputVar($this->form->outputForm(false));
      }


      /**
      * @desc   update group info
      * @access public
      * @param
      * @return
      */
      public function actionUpdateGroup()
      {
        $this->_actionPrepareGroupForm();
        $this->form->updateFormFiltered($_POST, "gpcStripslashes");
        if ($this->form->validateForm()) {
// add / update complete
          $group_info = $this->form->getFieldsWithPrefix("VAL_");
          if (empty($group_info["GROUP_ID"])) {
            $query = setInsertValues($group_info, "USER_GROUPS");
          } else {
            $query = setUpdateQuery($group_info, "USER_GROUPS", "GROUP_ID=".$group_info["GROUP_ID"]);
          }
          queryExecute($query);

          $this->sessionMessenger->sendMessage(array("message" => "Operation complete"));
          $this->setSelfRedirect(array("todo" => "success"));

        } else {
// form validation error
          $this->run("actionEditPage");
        }
      }


      /**
      * @desc   delete group and all associations with users
      * @access public
      * @param
      * @return
      */
      public function actionDeleteGroup()
      {
        if (!empty($this->group_id)) {
          queryExecute("DELETE from USER_GROUPS where GROUP_ID=".$this->group_id);
          queryExecute("DELETE from USER_TO_GROUP where GROUP_ID=".$this->group_id);

          $this->sessionMessenger->sendMessage(array("message" => "Operation complete"));
          $this->setSelfRedirect(array("todo" => "success"));
        }
        $this->run("actionViewAll");
      }

      /**
      * @desc   output success message
      * @access public
      * @param
      * @return
      */
      public function actionSuccess()
      {

        $message = $this->sessionMessenger->getMessage();

        $this->addOutputVar($message["message"], "MESSAGE");
      }


      /**
      * @desc   this function called before interface run
      * @access public
      * @param
      * @return boolean true or redirect to access denied page
      */
      public function checkAccess()
      {
        if (!$this->user->SU_isUserInGroup('SITE ADMINISTRATORS')) $this->setRedirect("StaticPage", array("PAGE"=>"engineAccessDenied.html"));
        return true;
      }

      /**
      * @desc   prepare group form for this interface ($this->form)
      * @access private
      * @return
      */
      public function _actionPrepareGroupForm()
      {
        if (empty($this->form)) {
          $this->form = new Form("edit_group", "", engine_TEMPLATES_PATH."forms/adminGroup.xml");
          $this->form->setAttribute("action", "index.php");
        }
      }

// end of class adminGroups
    }
?>