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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 "chrome/browser/chrome_webusb_browser_client.h"
#include <utility>
#include "base/macros.h"
#include "base/metrics/histogram_macros.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/net/referrer.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/host_desktop.h"
#include "chrome/browser/ui/scoped_tabbed_browser_displayer.h"
#include "chrome/grit/generated_resources.h"
#include "chrome/grit/theme_resources.h"
#include "content/public/common/origin_util.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/page_transition_types.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/base/window_open_disposition.h"
#include "ui/gfx/image/image.h"
#include "ui/message_center/message_center.h"
#include "ui/message_center/notification.h"
#include "ui/message_center/notification_delegate.h"
#include "url/gurl.h"
namespace {
const char kWebUsbDetectorNotificationID[] = "webusb.detector";
// Reasons the notification may be closed. These are used in histograms so do
// not remove/reorder entries. Only add at the end just before
// WEBUSB_NOTIFICATION_CLOSED_MAX. Also remember to update the enum listing in
// tools/metrics/histograms/histograms.xml.
enum WebUsbNotificationClosed {
// The notification was dismissed but not by the user (either automatically
// or because the device was unplugged).
WEBUSB_NOTIFICATION_CLOSED,
// The user closed the notification.
WEBUSB_NOTIFICATION_CLOSED_BY_USER,
// The user clicked on the notification.
WEBUSB_NOTIFICATION_CLOSED_CLICKED,
// Maximum value for the enum.
WEBUSB_NOTIFICATION_CLOSED_MAX
};
void RecordNotificationClosure(WebUsbNotificationClosed disposition) {
UMA_HISTOGRAM_ENUMERATION("WebUsb.NotificationClosed", disposition,
WEBUSB_NOTIFICATION_CLOSED_MAX);
}
Browser* GetBrowser() {
chrome::ScopedTabbedBrowserDisplayer browser_displayer(
ProfileManager::GetActiveUserProfile(), chrome::GetActiveDesktop());
DCHECK(browser_displayer.browser());
return browser_displayer.browser();
}
void OpenURL(const GURL& url) {
GetBrowser()->OpenURL(
content::OpenURLParams(url, content::Referrer(), NEW_FOREGROUND_TAB,
ui::PAGE_TRANSITION_AUTO_TOPLEVEL, true));
}
// Delegate for webusb notification
class WebUsbNotificationDelegate : public message_center::NotificationDelegate {
public:
WebUsbNotificationDelegate(const GURL& landing_page,
const std::string& notification_id)
: landing_page_(landing_page), notification_id_(notification_id) {}
void Click() override {
clicked_ = true;
OpenURL(landing_page_);
message_center::MessageCenter::Get()->RemoveNotification(
notification_id_, false /* by_user */);
}
void Close(bool by_user) override {
if (clicked_)
RecordNotificationClosure(WEBUSB_NOTIFICATION_CLOSED_CLICKED);
else if (by_user)
RecordNotificationClosure(WEBUSB_NOTIFICATION_CLOSED_BY_USER);
else
RecordNotificationClosure(WEBUSB_NOTIFICATION_CLOSED);
}
private:
~WebUsbNotificationDelegate() override = default;
GURL landing_page_;
std::string notification_id_;
bool clicked_ = false;
DISALLOW_COPY_AND_ASSIGN(WebUsbNotificationDelegate);
};
} // namespace
ChromeWebUsbBrowserClient::ChromeWebUsbBrowserClient() {}
ChromeWebUsbBrowserClient::~ChromeWebUsbBrowserClient() {}
void ChromeWebUsbBrowserClient::OnDeviceAdded(
const base::string16& product_name,
const GURL& landing_page,
const std::string& notification_id) {
if (!content::IsOriginSecure(landing_page)) {
return;
}
ResourceBundle& rb = ResourceBundle::GetSharedInstance();
message_center::RichNotificationData rich_notification_data;
scoped_ptr<message_center::Notification> notification(
new message_center::Notification(
message_center::NOTIFICATION_TYPE_SIMPLE, notification_id,
l10n_util::GetStringFUTF16(
IDS_WEBUSB_DEVICE_DETECTED_NOTIFICATION_TITLE, product_name),
l10n_util::GetStringFUTF16(
IDS_WEBUSB_DEVICE_DETECTED_NOTIFICATION,
base::UTF8ToUTF16(landing_page.GetContent())),
rb.GetNativeImageNamed(IDR_USB_NOTIFICATION_ICON),
base::string16(), GURL(),
message_center::NotifierId(
message_center::NotifierId::SYSTEM_COMPONENT,
kWebUsbDetectorNotificationID),
rich_notification_data,
new WebUsbNotificationDelegate(landing_page, notification_id)));
notification->SetSystemPriority();
message_center::MessageCenter::Get()->AddNotification(
std::move(notification));
}
void ChromeWebUsbBrowserClient::OnDeviceRemoved(
const std::string& notification_id) {
message_center::MessageCenter* message_center =
message_center::MessageCenter::Get();
if (message_center->FindVisibleNotificationById(notification_id)) {
message_center->RemoveNotification(notification_id, false /* by_user */);
}
}
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