1// Copyright (c) 2012 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. 4 5#include "chrome/browser/ui/webui/ntp/new_tab_page_handler.h" 6 7#include "base/bind.h" 8#include "base/bind_helpers.h" 9#include "base/memory/scoped_ptr.h" 10#include "base/metrics/histogram.h" 11#include "base/prefs/pref_service.h" 12#include "chrome/browser/profiles/profile.h" 13#include "chrome/browser/sync/profile_sync_service.h" 14#include "chrome/browser/ui/webui/ntp/new_tab_ui.h" 15#include "chrome/browser/web_resource/notification_promo.h" 16#include "chrome/common/pref_names.h" 17#include "components/user_prefs/pref_registry_syncable.h" 18#include "content/public/browser/notification_service.h" 19#include "content/public/browser/web_ui.h" 20#include "grit/chromium_strings.h" 21#include "grit/generated_resources.h" 22#include "ui/base/l10n/l10n_util.h" 23 24namespace { 25 26const char kDefaultPageTypeHistogram[] = "NewTabPage.DefaultPageType"; 27 28enum PromoAction { 29 PROMO_VIEWED = 0, 30 PROMO_CLOSED, 31 PROMO_LINK_CLICKED, 32 PROMO_ACTION_MAX, 33}; 34 35} // namespace 36 37NewTabPageHandler::NewTabPageHandler() : page_switch_count_(0) { 38} 39 40NewTabPageHandler::~NewTabPageHandler() { 41 HISTOGRAM_COUNTS_100("NewTabPage.SingleSessionPageSwitches", 42 page_switch_count_); 43} 44 45void NewTabPageHandler::RegisterMessages() { 46 // Record an open of the NTP with its default page type. 47 PrefService* prefs = Profile::FromWebUI(web_ui())->GetPrefs(); 48 int shown_page_type = prefs->GetInteger(prefs::kNtpShownPage) >> 49 kPageIdOffset; 50 UMA_HISTOGRAM_ENUMERATION(kDefaultPageTypeHistogram, 51 shown_page_type, kHistogramEnumerationMax); 52 53 web_ui()->RegisterMessageCallback("notificationPromoClosed", 54 base::Bind(&NewTabPageHandler::HandleNotificationPromoClosed, 55 base::Unretained(this))); 56 web_ui()->RegisterMessageCallback("notificationPromoViewed", 57 base::Bind(&NewTabPageHandler::HandleNotificationPromoViewed, 58 base::Unretained(this))); 59 web_ui()->RegisterMessageCallback("notificationPromoLinkClicked", 60 base::Bind(&NewTabPageHandler::HandleNotificationPromoLinkClicked, 61 base::Unretained(this))); 62 web_ui()->RegisterMessageCallback("bubblePromoClosed", 63 base::Bind(&NewTabPageHandler::HandleBubblePromoClosed, 64 base::Unretained(this))); 65 web_ui()->RegisterMessageCallback("bubblePromoViewed", 66 base::Bind(&NewTabPageHandler::HandleBubblePromoViewed, 67 base::Unretained(this))); 68 web_ui()->RegisterMessageCallback("bubblePromoLinkClicked", 69 base::Bind(&NewTabPageHandler::HandleBubblePromoLinkClicked, 70 base::Unretained(this))); 71 web_ui()->RegisterMessageCallback("pageSelected", 72 base::Bind(&NewTabPageHandler::HandlePageSelected, 73 base::Unretained(this))); 74 web_ui()->RegisterMessageCallback("logTimeToClick", 75 base::Bind(&NewTabPageHandler::HandleLogTimeToClick, 76 base::Unretained(this))); 77} 78 79void NewTabPageHandler::HandleNotificationPromoClosed(const ListValue* args) { 80 UMA_HISTOGRAM_ENUMERATION("NewTabPage.Promo.Notification", 81 PROMO_CLOSED, PROMO_ACTION_MAX); 82 NotificationPromo::HandleClosed(NotificationPromo::NTP_NOTIFICATION_PROMO); 83 Notify(chrome::NOTIFICATION_PROMO_RESOURCE_STATE_CHANGED); 84} 85 86void NewTabPageHandler::HandleNotificationPromoViewed(const ListValue* args) { 87 UMA_HISTOGRAM_ENUMERATION("NewTabPage.Promo.Notification", 88 PROMO_VIEWED, PROMO_ACTION_MAX); 89 if (NotificationPromo::HandleViewed( 90 NotificationPromo::NTP_NOTIFICATION_PROMO)) { 91 Notify(chrome::NOTIFICATION_PROMO_RESOURCE_STATE_CHANGED); 92 } 93} 94 95void NewTabPageHandler::HandleNotificationPromoLinkClicked( 96 const ListValue* args) { 97 DVLOG(1) << "HandleNotificationPromoLinkClicked"; 98 UMA_HISTOGRAM_ENUMERATION("NewTabPage.Promo.Notification", 99 PROMO_LINK_CLICKED, PROMO_ACTION_MAX); 100} 101 102void NewTabPageHandler::HandleBubblePromoClosed(const ListValue* args) { 103 UMA_HISTOGRAM_ENUMERATION("NewTabPage.Promo.Bubble", 104 PROMO_CLOSED, PROMO_ACTION_MAX); 105 NotificationPromo::HandleClosed(NotificationPromo::NTP_BUBBLE_PROMO); 106 Notify(chrome::NOTIFICATION_PROMO_RESOURCE_STATE_CHANGED); 107} 108 109void NewTabPageHandler::HandleBubblePromoViewed(const ListValue* args) { 110 UMA_HISTOGRAM_ENUMERATION("NewTabPage.Promo.Bubble", 111 PROMO_VIEWED, PROMO_ACTION_MAX); 112 if (NotificationPromo::HandleViewed(NotificationPromo::NTP_BUBBLE_PROMO)) 113 Notify(chrome::NOTIFICATION_PROMO_RESOURCE_STATE_CHANGED); 114} 115 116void NewTabPageHandler::HandleBubblePromoLinkClicked(const ListValue* args) { 117 DVLOG(1) << "HandleBubblePromoLinkClicked"; 118 UMA_HISTOGRAM_ENUMERATION("NewTabPage.Promo.Bubble", 119 PROMO_LINK_CLICKED, PROMO_ACTION_MAX); 120} 121 122void NewTabPageHandler::HandlePageSelected(const ListValue* args) { 123 page_switch_count_++; 124 125 double page_id_double; 126 CHECK(args->GetDouble(0, &page_id_double)); 127 int page_id = static_cast<int>(page_id_double); 128 129 double index_double; 130 CHECK(args->GetDouble(1, &index_double)); 131 int index = static_cast<int>(index_double); 132 133 PrefService* prefs = Profile::FromWebUI(web_ui())->GetPrefs(); 134 int previous_shown_page = 135 prefs->GetInteger(prefs::kNtpShownPage) >> kPageIdOffset; 136 UMA_HISTOGRAM_ENUMERATION("NewTabPage.PreviousSelectedPageType", 137 previous_shown_page, kHistogramEnumerationMax); 138 139 prefs->SetInteger(prefs::kNtpShownPage, page_id | index); 140 141 int shown_page_type = page_id >> kPageIdOffset; 142 UMA_HISTOGRAM_ENUMERATION("NewTabPage.SelectedPageType", 143 shown_page_type, kHistogramEnumerationMax); 144} 145 146void NewTabPageHandler::HandleLogTimeToClick(const ListValue* args) { 147 std::string histogram_name; 148 double duration; 149 if (!args->GetString(0, &histogram_name) || !args->GetDouble(1, &duration)) { 150 NOTREACHED(); 151 return; 152 } 153 154 base::TimeDelta delta = base::TimeDelta::FromMilliseconds(duration); 155 156 if (histogram_name == "NewTabPage.TimeToClickMostVisited") { 157 UMA_HISTOGRAM_LONG_TIMES("NewTabPage.TimeToClickMostVisited", delta); 158 } else if (histogram_name == "NewTabPage.TimeToClickRecentlyClosed") { 159 UMA_HISTOGRAM_LONG_TIMES("NewTabPage.TimeToClickRecentlyClosed", delta); 160 } else if (histogram_name == "ExtendedNewTabPage.TimeToClickMostVisited") { 161 UMA_HISTOGRAM_LONG_TIMES( 162 "ExtendedNewTabPage.TimeToClickMostVisited", delta); 163 } else if (histogram_name == "ExtendedNewTabPage.TimeToClickRecentlyClosed") { 164 UMA_HISTOGRAM_LONG_TIMES( 165 "ExtendedNewTabPage.TimeToClickRecentlyClosed", delta); 166 } else { 167 NOTREACHED(); 168 } 169} 170 171// static 172void NewTabPageHandler::RegisterProfilePrefs( 173 user_prefs::PrefRegistrySyncable* registry) { 174 // TODO(estade): should be syncable. 175 registry->RegisterIntegerPref( 176 prefs::kNtpShownPage, 177 APPS_PAGE_ID, 178 user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF); 179} 180 181// static 182void NewTabPageHandler::GetLocalizedValues(Profile* profile, 183 DictionaryValue* values) { 184 values->SetInteger("most_visited_page_id", MOST_VISITED_PAGE_ID); 185 values->SetInteger("apps_page_id", APPS_PAGE_ID); 186 values->SetInteger("suggestions_page_id", SUGGESTIONS_PAGE_ID); 187 188 PrefService* prefs = profile->GetPrefs(); 189 int shown_page = prefs->GetInteger(prefs::kNtpShownPage); 190 values->SetInteger("shown_page_type", shown_page & ~INDEX_MASK); 191 values->SetInteger("shown_page_index", shown_page & INDEX_MASK); 192} 193 194void NewTabPageHandler::Notify(chrome::NotificationType notification_type) { 195 content::NotificationService* service = 196 content::NotificationService::current(); 197 service->Notify(notification_type, 198 content::Source<NewTabPageHandler>(this), 199 content::NotificationService::NoDetails()); 200} 201