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 $DIC;

        $ilAccess = $DIC->access();
        $ilCtrl = $DIC->ctrl();
        
        $settings = ilMemberViewSettings::getInstance();
        if (!$settings->isEnabled()) {
            return false;
        }
        global $DIC;

        $tpl = $DIC["tpl"];
        $tree = $DIC->repositoryTree();
        $lng = $DIC->language();
        $ilTabs = $DIC->tabs();
        
        // 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;
    }
}