classes/class.ilAdministrationExplorer.php

Go to the documentation of this file.

<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2005 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program is distributed in the hope that it will be useful,             |
        | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
        | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
        | GNU General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/

/*
* Administration Explorer
*
* @author Alex Killing <alex.killing@gmx.de>
* @version $Id: class.ilAdministrationExplorer.php 11584 2006-07-25 20:15:55Z akill $
*
* @package core
*/

require_once("classes/class.ilExplorer.php");

class ilAdministrationExplorer extends ilExplorer
{

        var $root_id;
        var $output;
        var $ctrl;
        function ilAdministrationExplorer($a_target)
        {
                global $tree,$ilCtrl;

                $this->ctrl = $ilCtrl;

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

        }

        function formatHeader(&$tpl, $a_obj_id,$a_option)
        {
                global $lng, $ilias, $objDefinition;
                
                if ($_GET["admin_mode"] == "settings")
                {
                        return;
                }

                $tpl->setCurrentBlock("icon");
                $tpl->setVariable("ICON_IMAGE" , ilUtil::getImagePath("icon_root.gif"));
                $tpl->setVariable("TXT_ALT_IMG", $lng->txt("repository"));
                $tpl->parseCurrentBlock();

                $class_name = $objDefinition->getClassName("root");
                $class = strtolower("ilObj".$class_name."GUI");
                $this->ctrl->setParameterByClass($class, "ref_id", ROOT_FOLDER_ID);
                $link = $this->ctrl->getLinkTargetByClass($class, "view");

                $tpl->setCurrentBlock("link");
                $tpl->setVariable("TITLE", $lng->txt("repository"));
                $tpl->setVariable("LINK_TARGET", $link);
                $tpl->setVariable("TARGET", " target=\"content\"");
                $tpl->parseCurrentBlock();

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

        }

        function buildLinkTarget($a_node_id, $a_type)
        {
                global $ilCtrl, $objDefinition;

                if ($_GET["admin_mode"] == "settings" && $a_node_id == ROOT_FOLDER_ID)
                {
                        $this->ctrl->setParameterByClass("iladministrationgui", "ref_id", ROOT_FOLDER_ID);
                        $this->ctrl->setParameterByClass("iladministrationgui", "admin_mode", "repository");
                        $link = $this->ctrl->getLinkTargetByClass("iladministrationgui", "frameset");
                        $this->ctrl->setParameterByClass("iladministrationgui", "admin_mode", "settings");
                }
                else
                {
                        $class_name = $objDefinition->getClassName($a_type);
                        $class = strtolower("ilObj".$class_name."GUI");
                        $this->ctrl->setParameterByClass($class, "ref_id", $a_node_id);
                        $link = $this->ctrl->getLinkTargetByClass($class, "view");
                }
                return $link;
        }
        
        function buildFrameTarget($a_type, $a_child = 0, $a_obj_id = 0)
        {
                if ($_GET["admin_mode"] == "settings" && $a_child == ROOT_FOLDER_ID)
                {
                        return ilFrameTargetInfo::_getFrame("MainContent");
                }
                else
                {
                        return $this->frame_target;
                }
        }

        
        function getImage($a_name, $a_type = "", $a_obj_id = "")
        {
                if ($a_type != "")
                {
                        // custom icons
                        if ($this->ilias->getSetting("custom_icons") &&
                                in_array($a_type, array("cat","grp","crs")))
                        {
                                require_once("classes/class.ilContainer.php");
                                if (($path = ilContainer::_lookupIconPath($a_obj_id, "small")) != "")
                                {
                                        return $path;
                                }
                        }
                }
                
                return parent::getImage($a_name);
        }
        
        function isVisible($a_ref_id,$a_type)
        {
                global $rbacsystem, $ilBench;
                
                $ilBench->start("Explorer", "setOutput_isVisible");
                $visible = $rbacsystem->checkAccess('visible',$a_ref_id);
                if ($a_type == "rolf" && $a_ref_id != ROLE_FOLDER_ID)
                {
                        return false;
                }
                $ilBench->stop("Explorer", "setOutput_isVisible");

                return $visible;
        }
        
        function modifyChilds($a_parent_id, $a_objects)
        {
                global $lng;
                
                if ($a_parent_id == SYSTEM_FOLDER_ID)
                {
                        $new_objects = array();
                        foreach($a_objects as $object)
                        {
                                $new_objects[$object["title"].":".$object["child"]]
                                        = $object;
                        }

                        // add entry for switching to repository admin
                        // note: please see showChilds methods which prevents infinite look
                        $new_objects[$lng->txt("repository_admin").":".ROOT_FOLDER_ID] =
                                array(
                                "tree" => 1,
                                "child" => ROOT_FOLDER_ID,
                                "ref_id" => ROOT_FOLDER_ID,
                                "depth" => 3,
                                "type" => "root",
                                "title" => $lng->txt("repository_admin"),
                                "description" => $lng->txt("repository_admin_desc"),
                                "desc" => $lng->txt("repository_admin_desc"),
                                );
                        ksort($new_objects);
                        
                        return $new_objects;
                }

                return $a_objects;
        }

        function showChilds($a_parent_id, $a_obj_id)
        {
                
                // prevent infinite loop due to (root folder tree) node
                // that is inserted under system admin folder
                if ($a_parent_id == ROOT_FOLDER_ID)
                {
                        if ($this->rootfolder_shown == true)
                        {
                                return false;
                        }
                        $this->rootfolder_shown = true;
                }
                
                return true;
        }
        
        function forceExpanded($a_obj_id)
        {
                if ($a_obj_id == SYSTEM_FOLDER_ID)
                {
                        return true;
                }
                else
                {
                        return false;
                }
        }


} // END class ilAdministrationExplorer
?>