rest_delete.php

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<?php
class dataface_actions_rest_delete {
        
        const PERMISSION_DENIED = 401;
        const NOT_FOUND=404;
        const SERVER_ERROR=500;
        const BAD_REQUEST = 400;


        function handle($params){
                $app = Dataface_Application::getInstance();
                $query = $app->getQuery();
                $record_id = @$_POST['--record_id'];
                
                try {
                        if ( !$record_id ){
                                throw new Exception(
                                        df_translate('Bad Request', 'Bad Request.  Missing parameter.'),
                                        self::BAD_REQUEST
                                );
                        }
                        $record = df_get_record_by_id($record_id);
                        if ( PEAR::isError($record) ){
                                error_log($record->getMessage());
                                throw new Exception(
                                        df_translate('Bad Request', 'Bad Request - invalid ID.'),
                                        self::BAD_REQUEST
                                );
                        }
                        if ( !$record ){
                                throw new Exception(
                                        df_translate('No records matched request','No records matched the request'),
                                        self::NOT_FOUND
                                );
                        }
                        if ( !$record->checkPermission('delete') ){
                                throw new Exception(
                                        df_translate('scripts.GLOBAL.MESSAGE.PERMISSION_DENIED','Permission Denied'),
                                        self::PERMISSION_DENIED
                                );
                        }
                        
                        $res = $record->delete(false); // We've already done a security check...
                        if ( PEAR::isError($res) ){
                                error_log($res->getMessage());
                                throw new Exception(
                                        df_translate('actions.rest_delete.messages.SERVER_ERROR', 'Failed to delete record due to a server error.  See error log for details.'), 
                                        self::SERVER_ERROR
                                );
                                        
                        }
                        
                        $this->out(array(
                                'code'=>200,
                                'message'=>df_translate('actions.rest_delete.messages.SUCCESS', 'Successfully deleted record.'),
                                'record_id'=>$record->getId()
                        ));
                        exit;
                } catch (Exception $ex){
                        switch ($ex->getCode() ){
                                case self::PERMISSION_DENIED:
                                case self::NOT_FOUND:
                                case self::SERVER_ERROR:
                                        $msg = $ex->getMessage();
                                        $code = $ex->getCode();
                                        break;
                                default:
                                        $msg = df_translate('actions.rest_delete.messages.SUCCESS', 'Successfully deleted record.');
                                        $code = self::SERVER_ERROR;
                                        error_log($ex->getMessage());
                                        break;
                        }
                        $this->out(array(
                                'code' => $code,
                                'message' => $msg
                        ));
                        exit;
                }
        }
        
        
        function out($params){
                header('Content-type: application/json; charset="'.Dataface_Application::getInstance()->_conf['oe'].'"');
                echo json_encode($params);
        }
}