<?php
/**
 * $Id$
 *
 * KnowledgeTree Open Source Edition
 * Document Management Made Simple
 * Copyright (C) 2004 - 2007 The Jam Warehouse Software (Pty) Limited
 * 
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License version 3 as published by the
 * Free Software Foundation.
 * 
 * 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, see <http://www.gnu.org/licenses/>.
 * 
 * You can contact The Jam Warehouse Software (Pty) Limited, Unit 1, Tramber Place,
 * Blake Street, Observatory, 7925 South Africa. or email info@knowledgetree.com.
 * 
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU General Public License version 3.
 * 
 * In accordance with Section 7(b) of the GNU General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "Powered by
 * KnowledgeTree" logo and retain the original copyright notice. If the display of the 
 * logo is not reasonably feasible for technical reasons, the Appropriate Legal Notices
 * must display the words "Powered by KnowledgeTree" and retain the original 
 * copyright notice. 
 * Contributor( s): ______________________________________
 *
 */

require_once(KT_LIB_DIR . "/templating/templating.inc.php");
require_once(KT_LIB_DIR . "/permissions/permission.inc.php");
require_once(KT_LIB_DIR . "/dispatcher.inc.php");
require_once(KT_LIB_DIR . "/templating/kt3template.inc.php");
require_once(KT_LIB_DIR . "/widgets/fieldWidgets.php");

class ManagePermissionsDispatcher extends KTAdminDispatcher {
    var $sHelpPage = 'ktcore/admin/manage permissions.html'; 
    function do_main() {
        $this->oPage->setTitle(_kt('Manage Permissions'));
        $this->aBreadcrumbs[] = array('url' => $_SERVER['PHP_SELF'], 'name' => _kt('Manage Permissions'));
        
        $add_fields = array();
        $add_fields[] = new KTStringWidget(_kt('System Name'), _kt('The internal name used for the permission.  This should never be changed.'), 'name', null, $this->oPage, true);
        $add_fields[] = new KTStringWidget(_kt('Display Name'), _kt('A short name that is shown to users whenever permissions must be assigned.'), 'human_name', null, $this->oPage, true);
    
        $oTemplating =& KTTemplating::getSingleton();
        $aPermissions =& KTPermission::getList();
        $oTemplate = $oTemplating->loadTemplate("ktcore/manage_permissions");
        $aTemplateData = array(
            'context' => $this,
            "permissions" => $aPermissions,
            'add_fields' => $add_fields,
        );
        return $oTemplate->render($aTemplateData);
    }

    function do_newPermission() {
        $name = KTUtil::arrayGet($_REQUEST, 'name');
        $human_name = KTUtil::arrayGet($_REQUEST, 'human_name');
        if (empty($name) || empty($human_name)) {
            return $this->errorRedirectToMain(_kt("Both names not given"));
        }
        $oPerm = KTPermission::createFromArray(array(
            'name' => $name,
            'humanname' => $human_name,
        ));
        if (PEAR::isError($oPerm)) {
            return $this->errorRedirectToMain(_kt("Error creating permission"));
        }
        return $this->successRedirectToMain(_kt("Permission created"));
    }

    function do_deletePermission() {
        $id = KTUtil::arrayGet($_REQUEST, 'id');
        if (empty($id)) {
            return $this->errorRedirectToMain(_kt("Both names not given"));
        }
        $oPerm = KTPermission::get($id);
        if (PEAR::isError($oPerm)) {
            return $this->errorRedirectToMain(_kt("Error finding permission"));
        }
        if ($oPerm->getBuiltIn() === true) {
            return $this->errorRedirectToMain(_kt("Can't delete built-in permission"));
        }
        $res = $oPerm->delete();
        if (PEAR::isError($res)) {
            return $this->errorRedirectToMain(_kt("Error deleting permission"));
        }
        return $this->successRedirectToMain(_kt("Permission deleted"));
    }
}

?>