class.ilSearchController.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.|
        +-----------------------------------------------------------------------------+
*/

class ilSearchController
{
        var $ctrl = null;
        var $ilias = null;
        var $lng = null;

        function ilSearchController()
        {
                global $ilCtrl,$ilias,$lng,$tpl;

                $this->ilias = $ilias;
                $this->ctrl = $ilCtrl;
                $this->lng = $lng;
                $this->tpl = $tpl;
        }

        function getLastClass()
        {
                include_once './Services/Search/classes/class.ilSearchSettings.php';
                if(ilSearchSettings::getInstance()->enabledLucene())
                {
                        $default = 'illucenesearchgui';
                }
                else
                {
                        $default = 'ilsearchgui'; 
                }
                
                return $_SESSION['search_last_class'] ? $_SESSION['search_last_class'] : $default;
        }
        function setLastClass($a_class)
        {
                $_SESSION['search_last_class'] = $a_class;
        }

        function &executeCommand()
        {
                global $rbacsystem,$ilUser;

                // Check for incomplete profile
                if($ilUser->getProfileIncomplete())
                {
                        ilUtil::redirect('ilias.php?baseClass=ilPersonalDesktopGUI');
                }

                // check whether password of user have to be changed
                // due to first login or password of user is expired
                if( $ilUser->isPasswordChangeDemanded() || $ilUser->isPasswordExpired() )
                {
                        ilUtil::redirect('ilias.php?baseClass=ilPersonalDesktopGUI');
                }

                include_once 'Services/Search/classes/class.ilSearchSettings.php';

                // Check hacks
                if(!$rbacsystem->checkAccess('search',ilSearchSettings::_getSearchSettingRefId()))
                {
                        $this->ilias->raiseError($this->lng->txt("permission_denied"),$this->ilias->error_obj->MESSAGE);
                }
                $forward_class = $this->ctrl->getNextClass($this) ? $this->ctrl->getNextClass($this) : $this->getLastClass();

                switch($forward_class)
                {
                        case 'illucenesearchgui':
                                $this->setLastClass('illucenesearchgui');
                                include_once './Services/Search/classes/Lucene/class.ilLuceneSearchGUI.php';
                                $this->ctrl->forwardCommand(new ilLuceneSearchGUI());
                                break;
                                
                        case 'illuceneadvancedsearchgui':
                                $this->setLastClass('illuceneadvancedsearchgui');
                                include_once './Services/Search/classes/Lucene/class.ilLuceneAdvancedSearchGUI.php';
                                $this->ctrl->forwardCommand(new ilLuceneAdvancedSearchGUI());
                                break;
                                
                        case 'iladvancedsearchgui':
                                // Remember last class
                                $this->setLastClass('iladvancedsearchgui');

                                include_once 'Services/Search/classes/class.ilAdvancedSearchGUI.php';

                                $this->ctrl->forwardCommand(new ilAdvancedSearchGUI());
                                break;

                        case 'ilsearchgui':
                                // Remember last class
                                $this->setLastClass('ilsearchgui');

                        default:
                                include_once 'Services/Search/classes/class.ilSearchGUI.php';

                                $search_gui = new ilSearchGUI();
                                $this->ctrl->forwardCommand($search_gui);
                                break;
                }
                $this->tpl->show();

                return true;
        }
}
?>