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// 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/child/notifications/pending_notifications_tracker.h"
#include "base/bind.h"
#include "base/location.h"
#include "base/thread_task_runner_handle.h"
#include "content/child/notifications/notification_image_loader.h"
#include "content/public/common/notification_resources.h"
#include "third_party/WebKit/public/platform/modules/notifications/WebNotificationData.h"
#include "third_party/skia/include/core/SkBitmap.h"
namespace content {
// Stores the information associated with a pending notification.
struct PendingNotificationsTracker::PendingNotification {
PendingNotification(
const scoped_refptr<NotificationImageLoader>& image_loader,
const NotificationResourcesFetchedCallback& callback)
: image_loader(image_loader), callback(callback) {}
scoped_refptr<NotificationImageLoader> image_loader;
NotificationResourcesFetchedCallback callback;
};
PendingNotificationsTracker::PendingNotificationsTracker(
scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner)
: main_thread_task_runner_(main_thread_task_runner), weak_factory_(this) {}
PendingNotificationsTracker::~PendingNotificationsTracker() {}
void PendingNotificationsTracker::FetchPageNotificationResources(
const blink::WebNotificationData& notification_data,
blink::WebNotificationDelegate* delegate,
const NotificationResourcesFetchedCallback& callback) {
delegate_to_pending_id_map_[delegate] = FetchNotificationResources(
notification_data, callback,
new NotificationImageLoader(
base::Bind(&PendingNotificationsTracker::DidFetchPageNotification,
weak_factory_.GetWeakPtr(), delegate),
base::ThreadTaskRunnerHandle::Get()));
}
void PendingNotificationsTracker::FetchPersistentNotificationResources(
const blink::WebNotificationData& notification_data,
const NotificationResourcesFetchedCallback& callback) {
FetchNotificationResources(
notification_data, callback,
new NotificationImageLoader(
base::Bind(
&PendingNotificationsTracker::DidFetchPersistentNotification,
weak_factory_.GetWeakPtr()),
base::ThreadTaskRunnerHandle::Get()));
}
bool PendingNotificationsTracker::CancelPageNotificationFetches(
blink::WebNotificationDelegate* delegate) {
auto iter = delegate_to_pending_id_map_.find(delegate);
if (iter == delegate_to_pending_id_map_.end())
return false;
pending_notifications_.Remove(iter->second);
delegate_to_pending_id_map_.erase(iter);
return true;
}
void PendingNotificationsTracker::DidFetchPageNotification(
blink::WebNotificationDelegate* delegate,
int notification_id,
const SkBitmap& icon) {
PendingNotification* pending_notification =
pending_notifications_.Lookup(notification_id);
DCHECK(pending_notification);
NotificationResources notification_resources;
notification_resources.notification_icon = icon;
pending_notification->callback.Run(notification_resources);
delegate_to_pending_id_map_.erase(delegate);
pending_notifications_.Remove(notification_id);
}
void PendingNotificationsTracker::DidFetchPersistentNotification(
int notification_id, const SkBitmap& icon) {
PendingNotification* pending_notification =
pending_notifications_.Lookup(notification_id);
DCHECK(pending_notification);
NotificationResources notification_resources;
notification_resources.notification_icon = icon;
pending_notification->callback.Run(notification_resources);
pending_notifications_.Remove(notification_id);
}
int PendingNotificationsTracker::FetchNotificationResources(
const blink::WebNotificationData& notification_data,
const NotificationResourcesFetchedCallback& callback,
const scoped_refptr<NotificationImageLoader>& image_loader) {
int notification_id = pending_notifications_.Add(
new PendingNotification(image_loader, callback));
main_thread_task_runner_->PostTask(
FROM_HERE,
base::Bind(&NotificationImageLoader::StartOnMainThread, image_loader,
notification_id, GURL(notification_data.icon)));
return notification_id;
}
} // namespace content
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