actions/ajax_nav_tree_node.php

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<?php
/*-------------------------------------------------------------------------------
 * Xataface Web Application Framework
 * Copyright (C) 2005-2008 Web Lite Solutions Corp (shannah@sfu.ca)
 * 
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *-------------------------------------------------------------------------------
 */
class dataface_actions_ajax_nav_tree_node {

        function handle(&$params){
                
                $app =& Dataface_Application::getInstance();
                $record =& $app->getRecord();
                if ( !$record ){
                        echo '{}';
                }
                
                $relationships = $record->_table->getRelationshipsAsActions();
                if ( isset($_GET['-relationship']) ){
                        $relationships = array($relationships[$_GET['-relationship']]); 
                }
                $outerOut = array();
                foreach ($relationships as $relationship){
                        $innerOut = array();
                        $relatedRecords = $record->getRelatedRecordObjects($relationship['name'],0,60);
                        foreach ($relatedRecords as $relatedRecord){
                                $domainRecord = $relatedRecord->toRecord();
                                $innerOut[] = "'".$domainRecord->getId()."': ".$domainRecord->toJS(array());
                        }
                        if ( count($relationships) > 1 ){
                                $outerOut[] = "'".$relationship['name']."': {'__title__': '".$relationship['label']."', '__url__': '".$record->getURL('-action=related_records_list&-relationship='.urlencode($relationship['name']))."','records': {".implode(',',$innerOut)."}}";
                        } else {
                                $outerOut[] = implode(',',$innerOut);                   
                        }       
                        
                }
                echo '{'.implode(',',$outerOut).'}';
                exit;
                
        }       
}