class.ilOrgUnitExplorerGUI.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
require_once("./Services/UIComponent/Explorer2/classes/class.ilTreeExplorerGUI.php");
class ilOrgUnitExplorerGUI extends ilTreeExplorerGUI
{

        protected $stay_with_command = array("", "render", "view", "infoScreen", "showStaff", "performPaste");

        public function __construct($a_expl_id, $a_parent_obj, $a_parent_cmd, $a_tree)
        {
                parent::__construct($a_expl_id, $a_parent_obj, $a_parent_cmd, $a_tree);
                $this->setAjax(true);
        }

                public function getNodeContent($node){
                        global $lng;
                        if($node["title"] == "__OrgUnitAdministration")
                                $node["title"] = $lng->txt("objs_orgu");
                        if($node["child"] == $_GET["ref_id"])
                                return "<span class='ilExp2NodeContent ilHighlighted'>".$node["title"]."</span>";
                        else
                                return $node["title"];
                }

                public function getRootNode(){
                        return $this->getTree()->getNodeData(ilObjOrgUnit::getRootOrgRefId());
                }

                function getNodeIcon($a_node)
                {
                        $obj_id = ilObject::_lookupObjId($a_node["child"]);
                        return ilObject::_getIcon($obj_id, "tiny", $a_node["type"]);
                }

                function getNodeHref($node){
                        global $ilCtrl;
            if($ilCtrl->getCmd() == "performPaste")
            {
                $ilCtrl->setParameterByClass("ilObjOrgUnitGUI","target_node",$node["child"]);
            }
                        $ilCtrl->setParameterByClass("ilObjOrgUnitGUI", "ref_id", $node["child"]);
                        return $this->getLinkTarget();
                }

                protected function getLinkTarget(){
                        global $ilCtrl;

                        if($ilCtrl->getCmdClass() == "ilobjorgunitgui" && in_array($ilCtrl->getCmd(), $this->stay_with_command))
            {
               return $ilCtrl->getLinkTargetByClass($ilCtrl->getCmdClass(), $ilCtrl->getCmd());
            }
                        else
            {
                return $ilCtrl->getLinkTargetByClass("ilobjorgunitgui", "view");
            }

                }

        function getChildsOfNode($a_parent_node_id)
        {
            global $ilAccess;

            $wl = $this->getTypeWhiteList();
            if (is_array($wl) && count($wl) > 0)
            {
                $childs = $this->tree->getChildsByTypeFilter($a_parent_node_id, $wl, $this->getOrderField());
            }
            else
            {
                $childs = $this->tree->getChilds($a_parent_node_id, $this->getOrderField());
            }

            // apply black list filter
            $bl = $this->getTypeBlackList();
            if (is_array($bl) && count($bl) > 0)
            {
                $bl_childs = array();
                foreach($childs as $k => $c)
                {
                    if (!in_array($c["type"], $bl))
                    {
                        $bl_childs[$k] = $c;
                    }
                }
                return $bl_childs;
            }

            //Check Access
            foreach($childs as $key => $child)
            {
                if(!$ilAccess->checkAccess('visible', '', $child['ref_id']))
                {
                    unset($childs[$key]);
                }
            }

            return $childs;
        }

        function sortChilds($a_childs, $a_parent_node_id)
        {
            usort($a_childs,array( __CLASS__,  "sortbyTitle"));

            return $a_childs;
        }

        /*
         * sortbyTitle
         * Helper Method for sortChilds -> usort
         */
        function sortbyTitle($a, $b)
        {
            return strcmp($a["title"], $b["title"]);
        }

                function isNodeClickable($a_node)
                {
                        global $ilAccess;

                        if($ilAccess->checkAccess('read', '', $a_node['ref_id']))
                        {
                                return true;
                        }
                        return false;
                }
        }
?>