class.ilRoleDesktopItemSelector.php

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

/*
* Repository Explorer
*
* @author Stefan Meyer <meyer@leifos.com>
* @version $Id$
*
*/

require_once("./Services/UIComponent/Explorer/classes/class.ilExplorer.php");


class ilRoleDesktopItemSelector extends ilExplorer
{

        var $role_desk_obj = null;


        var $root_id;
        var $output;
        var $ctrl;

        var $selectable_type;
        var $ref_id;
        function ilRoleDesktopItemSelector($a_target,$role_desk_item_obj)
        {
                global $tree,$ilCtrl;

                $this->ctrl = $ilCtrl;

                $this->role_desk_obj =& $role_desk_item_obj;

                parent::ilExplorer($a_target);
                $this->tree = $tree;
                $this->root_id = $this->tree->readRootId();
                $this->order_column = "title";

                $this->setSessionExpandVariable("role_desk_item_link_expand");

                $this->addFilter("adm");
                $this->addFilter("rolf");
                #$this->addFilter("chat");
                #$this->addFilter('fold');

                $this->setFilterMode(IL_FM_NEGATIVE);
                $this->setFiltered(true);
                
                $this->setTitleLength(ilObject::TITLE_LENGTH);
        }

        function buildLinkTarget($a_node_id, $a_type)
        {
                $this->ctrl->setParameterByClass('ilobjrolegui','item_id',$a_node_id);
                return $this->ctrl->getLinkTargetByClass('ilobjrolegui','assignDesktopItem');

        }

        function buildFrameTarget($a_type, $a_child = 0, $a_obj_id = 0)
        {
                return '';
        }

        function isClickable($a_type, $a_ref_id)
        {
                global $rbacsystem;

                return $rbacsystem->checkAccess('write',$a_ref_id) and !$this->role_desk_obj->isAssigned($a_ref_id);
        }

        function showChilds($a_ref_id)
        {
                global $rbacsystem;

                if($a_ref_id)
                {
                        return $rbacsystem->checkAccess('read',$a_ref_id);
                }
                return true;
        }


        function formatHeader($a_obj_id,$a_option)
        {
                global $lng, $ilias;

                $tpl = new ilTemplate("tpl.tree.html", true, true, "Services/UIComponent/Explorer");

                $tpl->setCurrentBlock("text");
                $tpl->setVariable("OBJ_TITLE", $lng->txt("repository"));
                $tpl->parseCurrentBlock();

                $tpl->setCurrentBlock("row");
                $tpl->parseCurrentBlock();

                $this->output[] = $tpl->get();
        }

} // END class ilObjectSelector
?>