$code, 'message' => $message); $this->error = $error; } function getError() { return $this->error; } function hasError() { return !is_null($this->error); } function setResult($result) { $this->result = $result; } function getResult() { return $this->result; } function addToResult($key, $value) { $this->result[$key] = $value; } function prepareResponse() { $response = array(); if($this->result === NULL) { $response['success'] = false; $response['error'] = $this->error; } else { $response['success'] = true; $response['result'] = $this->result; } return $response; } function emitJSON() { return Zend_Json::encode($this->prepareResponse()); } function emitHTML() { if($this->result === NULL) return (is_string($this->error))? $this->error : var_export($this->error, true); return $this->result; } }