Remove the old Web Notification code-path (Chromium)

content/renderer/notification_provider.cc

-// Copyright (c) 2012 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/renderer/notification_provider.h"
-
-#include <vector>
-
-#include "base/strings/string_util.h"
-#include "content/common/desktop_notification_messages.h"
-#include "content/common/frame_messages.h"
-#include "content/renderer/notification_icon_loader.h"
-#include "content/renderer/render_frame_impl.h"
-#include "third_party/WebKit/public/web/WebDocument.h"
-#include "third_party/WebKit/public/web/WebLocalFrame.h"
-
-using blink::WebDocument;
-using blink::WebNotification;
-using blink::WebNotificationPresenter;
-using blink::WebSecurityOrigin;
-using blink::WebString;
-
-namespace content {
-
-NotificationProvider::NotificationProvider(RenderFrame* render_frame)
-    : RenderFrameObserver(render_frame) {}
-
-NotificationProvider::~NotificationProvider() {}
-
-bool NotificationProvider::show(const WebNotification& notification) {
-  int notification_id = manager_.RegisterNotification(notification);
-  if (notification.iconURL().isEmpty()) {
-    DisplayNotification(notification_id, SkBitmap());
-    return true;
-  }
-
-  scoped_ptr<NotificationIconLoader> loader(
-      new NotificationIconLoader(
-          notification_id,
-          base::Bind(&NotificationProvider::DisplayNotification,
-                     base::Unretained(this))));
-
-  loader->Start(notification.iconURL());
-
-  pending_notifications_.push_back(loader.release());
-  return true;
-}
-
-void NotificationProvider::DisplayNotification(int notification_id,
-                                               const SkBitmap& icon) {
-  WebDocument document = render_frame()->GetWebFrame()->document();
-  WebNotification notification;
-
-  if (!manager_.GetNotification(notification_id, &notification)) {
-    NOTREACHED();
-    return;
-  }
-
-  RemovePendingNotification(notification_id);
-
-  ShowDesktopNotificationHostMsgParams params;
-  params.origin = GURL(document.securityOrigin().toString());
-  params.icon = icon;
-  params.title = notification.title();
-  params.body = notification.body();
-  params.direction = notification.direction();
-  params.replace_id = notification.replaceId();
-
-  Send(new DesktopNotificationHostMsg_Show(routing_id(),
-                                           notification_id,
-                                           params));
-}
-
-bool NotificationProvider::RemovePendingNotification(int notification_id) {
-  PendingNotifications::iterator iter = pending_notifications_.begin();
-  for (; iter != pending_notifications_.end(); ++iter) {
-    if ((*iter)->notification_id() != notification_id)
-      continue;
-
-    pending_notifications_.erase(iter);
-    return true;
-  }
-
-  return false;
-}
-
-void NotificationProvider::cancel(const WebNotification& notification) {
-  int id;
-  bool id_found = manager_.GetId(notification, id);
-  // Won't be found if the notification has already been closed by the user,
-  // or if the notification's icon is still being requested.
-  if (id_found && !RemovePendingNotification(id))
-    Send(new DesktopNotificationHostMsg_Cancel(routing_id(), id));
-}
-
-void NotificationProvider::objectDestroyed(
-    const WebNotification& notification) {
-  int id;
-  bool id_found = manager_.GetId(notification, id);
-  // Won't be found if the notification has already been closed by the user.
-  if (id_found) {
-    RemovePendingNotification(id);
-    manager_.UnregisterNotification(id);
-  }
-}
-
-WebNotificationPresenter::Permission NotificationProvider::checkPermission(
-    const WebSecurityOrigin& origin) {
-  int permission = WebNotificationPresenter::PermissionNotAllowed;
-  Send(new DesktopNotificationHostMsg_CheckPermission(
-          routing_id(),
-          GURL(origin.toString()),
-          &permission));
-  return static_cast<WebNotificationPresenter::Permission>(permission);
-}
-
-bool NotificationProvider::OnMessageReceived(const IPC::Message& message) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(NotificationProvider, message)
-    IPC_MESSAGE_HANDLER(DesktopNotificationMsg_PostDisplay, OnDisplay);
-    IPC_MESSAGE_HANDLER(DesktopNotificationMsg_PostClose, OnClose);
-    IPC_MESSAGE_HANDLER(DesktopNotificationMsg_PostClick, OnClick);
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-
-  if (message.type() == FrameMsg_Navigate::ID)
-    OnNavigate();  // Don't want to swallow the message.
-
-  return handled;
-}
-
-void NotificationProvider::OnDisplay(int id) {
-  WebNotification notification;
-  bool found = manager_.GetNotification(id, &notification);
-  // |found| may be false if the WebNotification went out of scope in
-  // the page before it was actually displayed to the user.
-  if (found)
-    notification.dispatchDisplayEvent();
-}
-
-void NotificationProvider::OnClose(int id, bool by_user) {
-  WebNotification notification;
-  bool found = manager_.GetNotification(id, &notification);
-  // |found| may be false if the WebNotification went out of scope in
-  // the page before the associated toast was closed by the user.
-  if (found) {
-    notification.dispatchCloseEvent(by_user);
-    manager_.UnregisterNotification(id);
-  }
-}
-
-void NotificationProvider::OnClick(int id) {
-  WebNotification notification;
-  bool found = manager_.GetNotification(id, &notification);
-  // |found| may be false if the WebNotification went out of scope in
-  // the page before the associated toast was clicked on.
-  if (found)
-    notification.dispatchClickEvent();
-}
-
-void NotificationProvider::OnNavigate() {
-  manager_.Clear();
-}
-
-}  // namespace content