class.ilMemberViewGUI.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2001 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. |
        +-----------------------------------------------------------------------------+
*/
 
include_once './Services/Container/classes/class.ilMemberViewSettings.php';
 
class ilMemberViewGUI
{
        
        public static function showMemberViewSwitch($a_ref_id)
        {
                global $ilAccess, $ilCtrl;
                
                $settings = ilMemberViewSettings::getInstance();
                if(!$settings->isEnabled())
                {
                        return false;
                }
                global $tpl,$tree,$lng,$ilTabs;
                
                // No course or group in path => aborting
                if(!$tree->checkForParentType($a_ref_id, 'crs') and
                        !$tree->checkForParentType($a_ref_id, 'grp'))
                {
                        return false;
                }
                
                // TODO: check edit_permission
                
                $active = $settings->isActive();
                
                $type = ilObject::_lookupType(ilObject::_lookupObjId($a_ref_id));
                if(($type == 'crs' or $type == 'grp') and $ilAccess->checkAccess('write','',$a_ref_id))
                {
                        $ilCtrl->setParameterByClass("ilrepositorygui", "ref_id", $a_ref_id);
                        $ilCtrl->setParameterByClass("ilrepositorygui", "mv", "1");
                        $ilCtrl->setParameterByClass("ilrepositorygui", "set_mode", "flat");
                        $ilTabs->addNonTabbedLink("members_view",
                                $lng->txt('mem_view_activate'),
                                $ilCtrl->getLinkTargetByClass("ilrepositorygui", "frameset")
                                );
                        $ilCtrl->clearParametersByClass("ilrepositorygui");
                        return true;
                }
                return true;
        }
}