ajaxbooleansearch.php.svn-base

PHP 知识管理系统（基于树结构的知识管理系统）, 英文原版的PHP源码。

<?php
/**
 * $Id$
 *
 * KnowledgeTree Community Edition
 * Document Management Made Simple
 * Copyright (C) 2008 KnowledgeTree Inc.
 * Portions copyright 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 KnowledgeTree Inc., PO Box 7775 #87847, San Francisco, 
 * California 94120-7775, or email [e-mail].
 * 
 * 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("../config/dmsDefaults.php");

require_once(KT_LIB_DIR . "/templating/templating.inc.php");

require_once(KT_LIB_DIR . "/database/dbutil.inc");
require_once(KT_LIB_DIR . "/util/ktutil.inc");
require_once(KT_LIB_DIR . "/dispatcher.inc.php");
require_once(KT_LIB_DIR . "/browse/Criteria.inc");
require_once(KT_LIB_DIR . "/browse/criteriaregistry.php");

/*
 * example code - tests the frontend behaviour.  remember to check ajaxConditional.php 
 * 
 */

class AjaxBooleanSearchDispatcher extends KTDispatcher {

    function handle_output($data) {
		header('Content-type: text/html; charset=UTF-8');
        return $data;
    }
    
    function do_getNewCriteria() {
        $criteriaType = KTUtil::arrayGet($_REQUEST, 'type');
        if (empty($criteriaType)) {
            return 'AJAX Error:  no criteria type specified.';
        } 

	$oCriteriaRegistry =& KTCriteriaRegistry::getSingleton();
        $critObj = $oCriteriaRegistry->getCriterion($criteriaType);
        if (PEAR::isError($critObj)) {
           return 'AJAX Error:  failed to initialise critiria of type "'.$type.'".';
        }
        // NBM:  there appears to be no reason to take $aRequest into searchWidget...
        $noRequest = array();
        return $critObj->searchWidget($noRequest);
    }

    function do_main() {
        return "Ajax Error.  ajaxBooleanSearch::do_main should not be reachable."; 
    }
    
    
}

$oDispatcher = new AjaxBooleanSearchDispatcher();
$oDispatcher->dispatch();

?>