ajax_view_record_details.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_view_record_details {
        function handle(&$params){
                $app =& Dataface_Application::getInstance();
                
                $query =& $app->getQuery();
                $record =& $app->getRecord();
                
                if ( !$record ) return PEAR::raiseError("No record could be found that matches the query.", DATAFACE_E_ERROR);
                if ( PEAR::isError($record) ) return $record;
                
                $context = array('record'=>&$record);
                
                $t =& $record->_table;
                $fields = array();
                foreach ( $t->fields(false,true) as $field){
                        if ( $record->checkPermission('view', array('field'=>$field['name']))){
                                $fields[$field['name']] = $field;
                        }
                }
                $numfields = count($fields);
                $pts = 0;
                $ppf = array();
                foreach (array_keys($fields) as $field){
                        if ( $t->isText($field) ){
                                $pts+=5;
                                $ppf[$field] = $pts;
                        } else {
                                $pts++;
                                $ppf[$field] = $pts;
                        }
                }
                
                $firstField = null;
                $threshold = floatval(floatval($pts)/floatval(2));
                foreach ( array_keys($fields)  as $field){
                        if ( $ppf[$field] >= $threshold ){
                                $firstField = $field;
                                break;
                        }
                }
                
                $context['first_field_second_col'] = $firstField;
                $context['table'] =& $t;
                $context['fields'] =& $fields;
                header('Content-type: text/html; charset='.$app->_conf['oe']);
                df_display($context, 'Dataface_AjaxRecordDetails.html');
                
        }

}
?>