/Applications/XAMPP/xamppfiles/htdocs/nanofabrication/modules/ajax_upload/actions/ajax_upload_get_thumbnail.php

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<?php
class actions_ajax_upload_get_thumbnail {
        
        const PERMISSION_DENIED = 401;
        
        function handle($params){
        
        
                session_write_close();
                header('Connection:close');
                
                $app = Dataface_Application::getInstance();
                $query =& $app->getQuery();
                $mod = Dataface_ModuleTool::getInstance()->loadModule('modules_ajax_upload');
                $baseUrl = $mod->getBaseURL();
                $basePath = dirname(__FILE__).DIRECTORY_SEPARATOR.'..';
                
                
                
                if ( !@$query['--field'] ) throw new Exception("no field specified");
                if ( !@$query['-table'] ) throw new Exception("no table specified");
                
                $recordId = @$query['--recordId'];

                
                $record = null;
                if ( $recordId ) $record = df_get_record_by_id($recordId);
                
                if ( !$record ) $record = new Dataface_Record($query['-table'], array());
                
                $table = Dataface_Table::loadTable($query['-table']);
                //if ( is_a($record, 'Dataface_Record') and $table->tablename != $record->table()->tablename ){
                //      throw new Exception("Table does not match record.");
                //} else if ( is_a($record, 'Dataface_RelatedRecord') and 
                
                if ( !$table->hasField($query['--field']) ){
                        throw new Exception("The specified field does not exist");
                }
                
                if (!$record->checkPermission('view', array('field'=>$query['--field'])) ){
                        throw new Exception("You don't have permission to view this field.", self::PERMISSION_DENIED);
                }
                
                $fieldVal = null;
                
                if ( @$query['--tempfileid'] ){
                        $fieldVal = $query['--tempfileid'];
                } else {
                        $fieldVal = $record->val($query['--field']);
                        //echo "Field val: ".$fieldVal.']';
                }
                
                $s = DIRECTORY_SEPARATOR;
                
                $filePath = $basePath.$s.'images'.$s.'file_not_found.png';
                
                $field =& $table->getField($query['--field']);
                $fieldBaseDir = $field['savepath'];
                if ( @$query['--tempfileid'] ){
                        $fieldBaseDir .= $s.'uploads';
                }
                
                if ( $fieldVal ){
                        
                        $testPath = $fieldBaseDir.$s.basename($fieldVal);
                        if ( file_exists($testPath) ){
                                $filePath = $testPath;
                                
                                
                                $mimetype = $mod->getMimeType($filePath);
                                if ( !preg_match('/^image\//', $mimetype) ){
                                        $filePath = $mod->getThumbnail(null, $filePath);
                                }
                        }
                }
                //echo $filePath;exit;
                
                $width = 75;
                if ( @$query['--max_width'] ){
                        $width = intval($query['--max_width']);
                }
                $height = 75;
                if ( @$query['--max_height'] ){
                        $height = intval($query['--max_height']);
                }
                
                
                require_once 'lib/thumbnail.lib.php';
                Xataface_Thumbnail::outputThumbnail($filePath, $width, $height);
                
                
        }
}