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// 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 "chrome/browser/notifications/message_center_notification_manager.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/prefs/pref_service.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/notifications/desktop_notification_service.h"
#include "chrome/browser/notifications/desktop_notification_service_factory.h"
#include "chrome/browser/notifications/message_center_settings_controller.h"
#include "chrome/browser/notifications/notification.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser_finder.h"
#include "chrome/browser/ui/chrome_pages.h"
#include "chrome/browser/ui/host_desktop.h"
#include "chrome/common/extensions/extension_set.h"
#include "chrome/common/pref_names.h"
#include "content/public/browser/web_contents.h"
#include "ui/message_center/message_center_constants.h"
#include "ui/message_center/message_center_tray.h"
MessageCenterNotificationManager::MessageCenterNotificationManager(
message_center::MessageCenter* message_center)
: message_center_(message_center),
settings_controller_(new MessageCenterSettingsController) {
message_center_->SetDelegate(this);
#if !defined(OS_CHROMEOS)
// On Windows, the notification manager owns the tray icon and views. Other
// platforms have global ownership and Create will return NULL.
tray_.reset(message_center::CreateMessageCenterTray());
#endif
}
MessageCenterNotificationManager::~MessageCenterNotificationManager() {
}
////////////////////////////////////////////////////////////////////////////////
// NotificationUIManager
bool MessageCenterNotificationManager::DoesIdExist(const std::string& id) {
if (NotificationUIManagerImpl::DoesIdExist(id))
return true;
NotificationMap::iterator iter = profile_notifications_.find(id);
if (iter == profile_notifications_.end())
return false;
return true;
}
bool MessageCenterNotificationManager::CancelById(const std::string& id) {
// See if this ID hasn't been shown yet.
if (NotificationUIManagerImpl::CancelById(id))
return true;
// If it has been shown, remove it.
NotificationMap::iterator iter = profile_notifications_.find(id);
if (iter == profile_notifications_.end())
return false;
RemoveProfileNotification((*iter).second);
return true;
}
bool MessageCenterNotificationManager::CancelAllBySourceOrigin(
const GURL& source) {
// Same pattern as CancelById, but more complicated than the above
// because there may be multiple notifications from the same source.
bool removed = NotificationUIManagerImpl::CancelAllBySourceOrigin(source);
for (NotificationMap::iterator loopiter = profile_notifications_.begin();
loopiter != profile_notifications_.end(); ) {
NotificationMap::iterator curiter = loopiter++;
if ((*curiter).second->notification().origin_url() == source) {
RemoveProfileNotification((*curiter).second);
removed = true;
}
}
return removed;
}
bool MessageCenterNotificationManager::CancelAllByProfile(Profile* profile) {
// Same pattern as CancelAllBySourceOrigin.
bool removed = NotificationUIManagerImpl::CancelAllByProfile(profile);
for (NotificationMap::iterator loopiter = profile_notifications_.begin();
loopiter != profile_notifications_.end(); ) {
NotificationMap::iterator curiter = loopiter++;
if ((*curiter).second->profile()->IsSameProfile(profile)) {
RemoveProfileNotification((*curiter).second);
removed = true;
}
}
return removed;
}
void MessageCenterNotificationManager::CancelAll() {
NotificationUIManagerImpl::CancelAll();
for (NotificationMap::iterator loopiter = profile_notifications_.begin();
loopiter != profile_notifications_.end(); ) {
RemoveProfileNotification((*loopiter++).second);
}
}
////////////////////////////////////////////////////////////////////////////////
// NotificationUIManagerImpl
bool MessageCenterNotificationManager::ShowNotification(
const Notification& notification, Profile* profile) {
// There is always space in MessageCenter, it never rejects Notifications.
AddProfileNotification(
new ProfileNotification(profile, notification, message_center_));
return true;
}
bool MessageCenterNotificationManager::UpdateNotification(
const Notification& notification, Profile* profile) {
const string16& replace_id = notification.replace_id();
DCHECK(!replace_id.empty());
const GURL origin_url = notification.origin_url();
DCHECK(origin_url.is_valid());
// Since replace_id is provided by arbitrary JS, we need to use origin_url
// (which is an app url in case of app/extension) to scope the replace ids
// in the given profile.
for (NotificationMap::iterator iter = profile_notifications_.begin();
iter != profile_notifications_.end(); ++iter) {
ProfileNotification* old_notification = (*iter).second;
if (old_notification->notification().replace_id() == replace_id &&
old_notification->notification().origin_url() == origin_url &&
old_notification->profile()->IsSameProfile(profile)) {
std::string old_id =
old_notification->notification().notification_id();
DCHECK(message_center_->GetNotificationList()->HasNotification(old_id));
// Add/remove notification in the local list but just update the same
// one in MessageCenter.
old_notification->notification().Close(false); // Not by user.
delete old_notification;
profile_notifications_.erase(old_id);
ProfileNotification* new_notification =
new ProfileNotification(profile, notification, message_center_);
profile_notifications_[notification.notification_id()] = new_notification;
message_center_->UpdateNotification(old_id,
notification.notification_id(),
notification.title(),
notification.body(),
notification.optional_fields());
new_notification->StartDownloads();
notification.Display();
return true;
}
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
// MessageCenter::Delegate
void MessageCenterNotificationManager::DisableExtension(
const std::string& notification_id) {
ProfileNotification* profile_notification =
FindProfileNotification(notification_id);
std::string extension_id = profile_notification->GetExtensionId();
DCHECK(!extension_id.empty()); // or UI should not have enabled the command.
profile_notification->profile()->GetExtensionService()->DisableExtension(
extension_id, extensions::Extension::DISABLE_USER_ACTION);
}
void MessageCenterNotificationManager::DisableNotificationsFromSource(
const std::string& notification_id) {
ProfileNotification* profile_notification =
FindProfileNotification(notification_id);
// UI should not have enabled the command if there is no valid source.
DCHECK(profile_notification->notification().origin_url().is_valid());
DesktopNotificationService* service =
DesktopNotificationServiceFactory::GetForProfile(
profile_notification->profile());
service->DenyPermission(profile_notification->notification().origin_url());
}
void MessageCenterNotificationManager::NotificationRemoved(
const std::string& notification_id) {
RemoveProfileNotification(FindProfileNotification(notification_id));
}
void MessageCenterNotificationManager::ShowSettings(
const std::string& notification_id) {
ProfileNotification* profile_notification =
FindProfileNotification(notification_id);
Browser* browser =
chrome::FindOrCreateTabbedBrowser(profile_notification->profile(),
chrome::HOST_DESKTOP_TYPE_NATIVE);
if (profile_notification->GetExtensionId().empty())
chrome::ShowContentSettings(browser, CONTENT_SETTINGS_TYPE_NOTIFICATIONS);
else
chrome::ShowExtensions(browser);
}
void MessageCenterNotificationManager::ShowSettingsDialog(
gfx::NativeView context) {
settings_controller_->ShowSettingsDialog(context);
}
void MessageCenterNotificationManager::OnClicked(
const std::string& notification_id) {
FindProfileNotification(notification_id)->notification().Click();
}
void MessageCenterNotificationManager::OnButtonClicked(
const std::string& notification_id, int button_index) {
FindProfileNotification(notification_id)->notification().ButtonClick(
button_index);
}
////////////////////////////////////////////////////////////////////////////////
// ImageDownloads
MessageCenterNotificationManager::ImageDownloads::ImageDownloads(
message_center::MessageCenter* message_center)
: message_center_(message_center) {
}
MessageCenterNotificationManager::ImageDownloads::~ImageDownloads() { }
void MessageCenterNotificationManager::ImageDownloads::StartDownloads(
const Notification& notification) {
// Notification primary icon.
StartDownloadWithImage(
notification,
¬ification.icon(),
notification.icon_url(),
message_center::kNotificationIconSize,
base::Bind(&message_center::MessageCenter::SetNotificationIcon,
base::Unretained(message_center_),
notification.notification_id()));
// Notification image.
StartDownloadByKey(
notification,
ui::notifications::kImageUrlKey,
message_center::kNotificationPreferredImageSize,
base::Bind(&message_center::MessageCenter::SetNotificationImage,
base::Unretained(message_center_),
notification.notification_id()));
// Notification button icons.
StartDownloadByKey(
notification,
ui::notifications::kButtonOneIconUrlKey,
message_center::kNotificationButtonIconSize,
base::Bind(&message_center::MessageCenter::SetNotificationButtonIcon,
base::Unretained(message_center_),
notification.notification_id(), 0));
StartDownloadByKey(
notification, ui::notifications::kButtonTwoIconUrlKey,
message_center::kNotificationButtonIconSize,
base::Bind(&message_center::MessageCenter::SetNotificationButtonIcon,
base::Unretained(message_center_),
notification.notification_id(), 1));
}
void MessageCenterNotificationManager::ImageDownloads::StartDownloadWithImage(
const Notification& notification,
const gfx::ImageSkia* image,
const GURL& url,
int size,
const SetImageCallback& callback) {
// Set the image directly if we have it.
if (image && !image->isNull()) {
callback.Run(*image);
return;
}
// Leave the image null if there's no URL.
if (url.is_empty())
return;
content::RenderViewHost* host = notification.GetRenderViewHost();
if (!host) {
LOG(WARNING) << "Notification needs an image but has no RenderViewHost";
return;
}
content::WebContents* contents =
content::WebContents::FromRenderViewHost(host);
if (!contents) {
LOG(WARNING) << "Notification needs an image but has no WebContents";
return;
}
contents->DownloadFavicon(
url,
size,
base::Bind(
&MessageCenterNotificationManager::ImageDownloads::DownloadComplete,
AsWeakPtr(),
callback));
}
void MessageCenterNotificationManager::ImageDownloads::StartDownloadByKey(
const Notification& notification,
const char* key,
int size,
const SetImageCallback& callback) {
const base::DictionaryValue* optional_fields = notification.optional_fields();
if (optional_fields && optional_fields->HasKey(key)) {
string16 url;
optional_fields->GetString(key, &url);
StartDownloadWithImage(notification, NULL, GURL(url), size, callback);
}
}
void MessageCenterNotificationManager::ImageDownloads::DownloadComplete(
const SetImageCallback& callback,
int download_id,
const GURL& image_url,
int requested_size,
const std::vector<SkBitmap>& bitmaps) {
if (bitmaps.empty())
return;
gfx::ImageSkia image = gfx::ImageSkia::CreateFrom1xBitmap(bitmaps[0]);
callback.Run(image);
}
////////////////////////////////////////////////////////////////////////////////
// ProfileNotification
MessageCenterNotificationManager::ProfileNotification::ProfileNotification(
Profile* profile,
const Notification& notification,
message_center::MessageCenter* message_center)
: profile_(profile),
notification_(notification),
downloads_(new ImageDownloads(message_center)) {
DCHECK(profile);
}
MessageCenterNotificationManager::ProfileNotification::~ProfileNotification() {
}
void MessageCenterNotificationManager::ProfileNotification::StartDownloads() {
downloads_->StartDownloads(notification_);
}
std::string
MessageCenterNotificationManager::ProfileNotification::GetExtensionId() {
const ExtensionURLInfo url(notification().origin_url());
const ExtensionService* service = profile()->GetExtensionService();
const extensions::Extension* extension =
service->extensions()->GetExtensionOrAppByURL(url);
return extension ? extension->id() : std::string();
}
////////////////////////////////////////////////////////////////////////////////
// private
void MessageCenterNotificationManager::AddProfileNotification(
ProfileNotification* profile_notification) {
const Notification& notification = profile_notification->notification();
std::string id = notification.notification_id();
// Notification ids should be unique.
DCHECK(profile_notifications_.find(id) == profile_notifications_.end());
profile_notifications_[id] = profile_notification;
message_center_->AddNotification(notification.type(),
notification.notification_id(),
notification.title(),
notification.body(),
notification.display_source(),
profile_notification->GetExtensionId(),
notification.optional_fields());
profile_notification->StartDownloads();
notification.Display();
}
void MessageCenterNotificationManager::RemoveProfileNotification(
ProfileNotification* profile_notification) {
profile_notification->notification().Close(false); // Not by user.
std::string id = profile_notification->notification().notification_id();
message_center_->RemoveNotification(id);
profile_notifications_.erase(id);
delete profile_notification;
}
MessageCenterNotificationManager::ProfileNotification*
MessageCenterNotificationManager::FindProfileNotification(
const std::string& id) const {
NotificationMap::const_iterator iter = profile_notifications_.find(id);
// If the notification is shown in UI, it must be in the map.
DCHECK(iter != profile_notifications_.end());
DCHECK((*iter).second);
return (*iter).second;
}
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