Don't show supervised user as "already on this device" while they're being imported.
[chromium-blink-merge.git] / chrome / browser / notifications / google_now_notification_stats_collector.cc
blobb24d65a34e743430298d27538d1ddbbb66381059
1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "chrome/browser/notifications/google_now_notification_stats_collector.h"
7 #include <string>
9 #include "base/metrics/sparse_histogram.h"
10 #include "chrome/browser/browser_process.h"
11 #include "chrome/browser/notifications/extension_welcome_notification.h"
12 #include "chrome/browser/notifications/notification.h"
13 #include "chrome/browser/notifications/notification_ui_manager.h"
14 #include "content/public/browser/user_metrics.h"
15 #include "ui/message_center/notification.h"
17 namespace {
18 const int kNotificationsMaxCount = 20;
21 // TODO(dewittj) remove the dependency on the MessageCenter because this
22 // violates layering.
23 GoogleNowNotificationStatsCollector::GoogleNowNotificationStatsCollector(
24 message_center::MessageCenter* message_center)
25 : message_center_(message_center) {
26 message_center_->AddObserver(this);
29 GoogleNowNotificationStatsCollector::~GoogleNowNotificationStatsCollector() {
30 message_center_->RemoveObserver(this);
33 void GoogleNowNotificationStatsCollector::OnNotificationDisplayed(
34 const std::string& notification_id,
35 const message_center::DisplaySource source) {
36 if ((source == message_center::DISPLAY_SOURCE_POPUP) &&
37 IsVisibleNotificationIdForGoogleNow(notification_id)) {
38 content::RecordAction(
39 base::UserMetricsAction(
40 "GoogleNow.MessageCenter.NotificationPoppedUp"));
44 void GoogleNowNotificationStatsCollector::OnCenterVisibilityChanged(
45 message_center::Visibility visibility) {
46 if (visibility == message_center::VISIBILITY_MESSAGE_CENTER) {
47 UMA_HISTOGRAM_SPARSE_SLOWLY(
48 "GoogleNow.MessageCenter.Displayed.NotificationsVisible",
49 std::min(CountVisibleGoogleNowNotifications(), kNotificationsMaxCount));
53 bool GoogleNowNotificationStatsCollector::IsVisibleNotificationIdForGoogleNow(
54 const std::string& notification_id) {
55 bool isGoogleNowNotification = false;
56 const message_center::Notification* const notification =
57 message_center::MessageCenter::Get()->FindVisibleNotificationById(
58 notification_id);
59 if (notification) {
60 isGoogleNowNotification =
61 ((notification->notifier_id().type ==
62 message_center::NotifierId::APPLICATION) &&
63 (notification->notifier_id().id ==
64 ExtensionWelcomeNotification::kChromeNowExtensionID));
66 return isGoogleNowNotification;
69 int GoogleNowNotificationStatsCollector::CountVisibleGoogleNowNotifications() {
70 typedef message_center::NotificationList::Notifications Notifications;
71 const Notifications visible_notifications =
72 message_center_->GetVisibleNotifications();
73 int google_now_notification_count = 0;
74 for (Notifications::iterator iter = visible_notifications.begin();
75 iter != visible_notifications.end();
76 ++iter) {
77 if ((*iter)->notifier_id().id ==
78 ExtensionWelcomeNotification::kChromeNowExtensionID)
79 google_now_notification_count++;
81 return google_now_notification_count;