class.ilTaxonomyExplorerGUI.php

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<?php

/* Copyright (c) 1998-2012 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/UIComponent/Explorer2/classes/class.ilTreeExplorerGUI.php");

class ilTaxonomyExplorerGUI extends ilTreeExplorerGUI
{
        function __construct($a_parent_obj, $a_parent_cmd, $a_tax_id,
                $a_target_gui, $a_target_cmd, $a_id = "")
        {
                include_once("./Services/Taxonomy/classes/class.ilTaxonomyTree.php");
                $this->tax_tree = new ilTaxonomyTree($a_tax_id);
                if ($a_id != "")
                {
                        $this->id = $a_id;
                }
                else
                {
                        $this->id = "tax_expl_".$this->tax_tree->getTreeId();
                }
                include_once("./Services/Taxonomy/classes/class.ilObjTaxonomy.php");
                if (ilObjTaxonomy::lookupSortingMode($a_tax_id) == ilObjTaxonomy::SORT_ALPHABETICAL)
                {
                        $this->setOrderField("title");
                }
                else
                {
                        $this->setOrderField("order_nr", true);
                }
                $this->setPreloadChilds(true);
                $this->target_gui = $a_target_gui; 
                $this->target_cmd = $a_target_cmd;
                //$this->setOrderField("title");
                parent::__construct($this->id, $a_parent_obj, $a_parent_cmd, $this->tax_tree);
        }
        
        
        function getNodeContent($a_node)
        {
                $rn = $this->getRootNode();
                if ($rn["child"] == $a_node["child"])
                {
                        return ilObject::_lookupTitle($this->tax_tree->getTreeId());
                }
                else
                {
                        return $a_node["title"];
                }
        }
        
        function getNodeHref($a_node)
        {
                global $ilCtrl;
                
                $ilCtrl->setParameterByClass($this->target_gui, "tax_node", $a_node["child"]);
                $href = $ilCtrl->getLinkTargetByClass($this->target_gui, $this->target_cmd);
                $ilCtrl->setParameterByClass($this->target_gui, "tax_node", $_GET["tax_node"]);
                return $href;
        }
        
        function getNodeIcon($a_node)
        {
                return ilUtil::getImagePath("icon_taxn_s.png");
        }
        
        function isNodeHighlighted($a_node)
        {
                if ($a_node["child"] == $_GET["tax_node"])
                {
                        return true;
                }
                return false;
        }
        
}

?>