errors = $this->formatErrors($errors); } public function getData() { return (empty($this->errors)) ? null : ['errors' => $this->errors]; } public function formatErrors($errors = []) { return array_map(function($error, $message) { // sanitize SQL error if (preg_match('/^SQLSTATE/i', $message)) { $message = __('An unknown error occurred.', 'mailpoet'); } return [ 'error' => $error, 'message' => $message, ]; }, array_keys($errors), array_values($errors)); } }