class.ilConditionSelector.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once "./Services/Repository/classes/class.ilRepositorySelectorExplorerGUI.php";

class ilConditionSelector extends ilRepositorySelectorExplorerGUI
{

        protected $highlighted_parent = null;
        protected $clickable_types = array();
        protected $ref_id = null;

        public function __construct($a_parent_obj, $a_parent_cmd, $a_selection_gui = null, $a_selection_cmd = "add",
                                                                $a_selection_par = "source_id")
        {
                parent::__construct($a_parent_obj, $a_parent_cmd, $a_selection_gui, $a_selection_cmd,
                        $a_selection_par);

                $this->setAjax(true);
        }

        function isNodeVisible($a_node)
        {
                global $ilAccess, $tree;

                if (!$ilAccess->checkAccess('read', '', $a_node["child"]))
                {
                        return false;
                }
                //remove childs of target object
                if($tree->getParentId($a_node["child"]) == $this->getRefId())
                {
                        return false;
                }

                return true;
        }

        function isNodeClickable($a_node)
        {
                if(!parent::isNodeClickable($a_node))
                        return false;

                if($a_node["child"] == $this->getRefId())
                {
                        return false;
                }

                return true;
        }

        function setRefId($a_ref_id)
        {
                global $tree;

                $this->ref_id = $a_ref_id;

                //can target object be highlighted?
                $target_type = ilObject::_lookupType($a_ref_id,true);

                if(!in_array($target_type,$this->getTypeWhiteList()))
                {
                        $this->highlighted_parent = $tree->getParentId($a_ref_id);
                }
        }

        function getRefId()
        {
                return $this->ref_id;
        }

        function isNodeHighlighted($a_node)
        {
                //highlight parent if target object cant be highlighted
                if($this->highlighted_parent == $a_node["child"])
                {
                        return true;
                }

                return parent::isNodeHighlighted($a_node);
        }




}