Add the NotificationDatabaseData structure and protobuf

content/browser/notifications/notification_database_data.cc

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "content/browser/notifications/notification_database_data.h"
+
+#include "base/logging.h"
+#include "base/strings/utf_string_conversions.h"
+#include "content/browser/notifications/notification_database_data.pb.h"
+
+namespace content {
+
+NotificationDatabaseData::NotificationDatabaseData()
+    : notification_id(0),
+      service_worker_registration_id(0) {
+}
+
+NotificationDatabaseData::~NotificationDatabaseData() {}
+
+bool NotificationDatabaseData::ParseFromString(const std::string& input) {
+  NotificationDatabaseDataProto message;
+  if (!message.ParseFromString(input))
+    return false;
+
+  notification_id = message.notification_id();
+  origin = GURL(message.origin());
+  service_worker_registration_id = message.service_worker_registration_id();
+
+  const NotificationDatabaseDataProto::NotificationData& payload =
+      message.notification_data();
+
+  notification_data.title = base::UTF8ToUTF16(payload.title());
+  notification_data.direction =
+      payload.direction() ==
+          NotificationDatabaseDataProto::NotificationData::RIGHT_TO_LEFT ?
+              PlatformNotificationData::NotificationDirectionRightToLeft :
+              PlatformNotificationData::NotificationDirectionLeftToRight;
+  notification_data.lang = payload.lang();
+  notification_data.body = base::UTF8ToUTF16(payload.body());
+  notification_data.tag = payload.tag();
+  notification_data.icon = GURL(payload.icon());
+  notification_data.silent = payload.silent();
+
+  return true;
+}
+
+bool NotificationDatabaseData::SerializeToString(std::string* output) const {
+  DCHECK(output);
+
+  scoped_ptr<NotificationDatabaseDataProto::NotificationData> payload(
+      new NotificationDatabaseDataProto::NotificationData());
+  payload->set_title(base::UTF16ToUTF8(notification_data.title));
+  payload->set_direction(
+      notification_data.direction ==
+          PlatformNotificationData::NotificationDirectionRightToLeft ?
+              NotificationDatabaseDataProto::NotificationData::RIGHT_TO_LEFT :
+              NotificationDatabaseDataProto::NotificationData::LEFT_TO_RIGHT);
+  payload->set_lang(notification_data.lang);
+  payload->set_body(base::UTF16ToUTF8(notification_data.body));
+  payload->set_tag(notification_data.tag);
+  payload->set_icon(notification_data.icon.spec());
+  payload->set_silent(notification_data.silent);
+
+  NotificationDatabaseDataProto message;
+  message.set_notification_id(notification_id);
+  message.set_origin(origin.spec());
+  message.set_service_worker_registration_id(
+      service_worker_registration_id);
+  message.set_allocated_notification_data(payload.release());
+
+  return message.SerializeToString(output);
+}
+
+}  // namespace content