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/chromeos/status/data_promo_notification.h"
6
7#include "ash/resources/grit/ash_resources.h"
8#include "ash/system/chromeos/network/network_connect.h"
9#include "ash/system/system_notifier.h"
10#include "base/prefs/pref_registry_simple.h"
11#include "base/prefs/pref_service.h"
12#include "base/strings/utf_string_conversions.h"
13#include "chrome/browser/browser_process.h"
14#include "chrome/browser/chromeos/login/helper.h"
15#include "chrome/browser/chromeos/mobile_config.h"
16#include "chrome/browser/profiles/profile.h"
17#include "chrome/browser/profiles/profile_manager.h"
18#include "chrome/browser/ui/browser.h"
19#include "chrome/browser/ui/browser_list.h"
20#include "chrome/browser/ui/scoped_tabbed_browser_displayer.h"
21#include "chrome/browser/ui/singleton_tabs.h"
22#include "chrome/common/pref_names.h"
23#include "chrome/grit/generated_resources.h"
24#include "chromeos/login/login_state.h"
25#include "chromeos/network/device_state.h"
26#include "chromeos/network/network_connection_handler.h"
27#include "chromeos/network/network_event_log.h"
28#include "chromeos/network/network_state.h"
29#include "chromeos/network/network_state_handler.h"
30#include "third_party/cros_system_api/dbus/service_constants.h"
31#include "ui/base/l10n/l10n_util.h"
32#include "ui/base/resource/resource_bundle.h"
33#include "ui/message_center/message_center.h"
34#include "ui/message_center/notification.h"
35#include "ui/views/view.h"
36#include "ui/views/widget/widget.h"
37
38namespace chromeos {
39
40namespace {
41
42const int kNotificationCountPrefDefault = -1;
43
44bool GetBooleanPref(const char* pref_name) {
45  Profile* profile = ProfileManager::GetPrimaryUserProfile();
46  PrefService* prefs = profile->GetPrefs();
47  return prefs->GetBoolean(pref_name);
48}
49
50int GetIntegerLocalPref(const char* pref_name) {
51  PrefService* prefs = g_browser_process->local_state();
52  return prefs->GetInteger(pref_name);
53}
54
55void SetBooleanPref(const char* pref_name, bool value) {
56  Profile* profile = ProfileManager::GetPrimaryUserProfile();
57  PrefService* prefs = profile->GetPrefs();
58  prefs->SetBoolean(pref_name, value);
59}
60
61void SetIntegerLocalPref(const char* pref_name, int value) {
62  PrefService* prefs = g_browser_process->local_state();
63  prefs->SetInteger(pref_name, value);
64}
65
66// Returns prefs::kShow3gPromoNotification or false if no active browser.
67bool ShouldShow3gPromoNotification() {
68  return GetBooleanPref(prefs::kShow3gPromoNotification);
69}
70
71void SetShow3gPromoNotification(bool value) {
72  SetBooleanPref(prefs::kShow3gPromoNotification, value);
73}
74
75// Returns prefs::kCarrierDealPromoShown which is number of times
76// carrier deal notification has been shown to users on this machine.
77int GetCarrierDealPromoShown() {
78  return GetIntegerLocalPref(prefs::kCarrierDealPromoShown);
79}
80
81void SetCarrierDealPromoShown(int value) {
82  SetIntegerLocalPref(prefs::kCarrierDealPromoShown, value);
83}
84
85const chromeos::MobileConfig::Carrier* GetCarrier(
86    const NetworkState* cellular) {
87  const DeviceState* device = NetworkHandler::Get()->network_state_handler()->
88      GetDeviceState(cellular->device_path());
89  std::string carrier_id = device ? device->home_provider_id() : "";
90  if (carrier_id.empty()) {
91    NET_LOG_ERROR("Empty carrier ID for cellular network",
92                  device ? device->path(): "No device");
93    return NULL;
94  }
95
96  chromeos::MobileConfig* config = chromeos::MobileConfig::GetInstance();
97  if (!config->IsReady())
98    return NULL;
99
100  return config->GetCarrier(carrier_id);
101}
102
103const chromeos::MobileConfig::CarrierDeal* GetCarrierDeal(
104    const chromeos::MobileConfig::Carrier* carrier) {
105  const chromeos::MobileConfig::CarrierDeal* deal = carrier->GetDefaultDeal();
106  if (deal) {
107    // Check deal for validity.
108    int carrier_deal_promo_pref = GetCarrierDealPromoShown();
109    if (carrier_deal_promo_pref >= deal->notification_count())
110      return NULL;
111    const std::string locale = g_browser_process->GetApplicationLocale();
112    std::string deal_text = deal->GetLocalizedString(locale,
113                                                     "notification_text");
114    NET_LOG_DEBUG("Carrier Deal Found", deal_text);
115    if (deal_text.empty())
116      return NULL;
117  }
118  return deal;
119}
120
121void NotificationClicked(const std::string& service_path,
122                         const std::string& info_url) {
123  if (info_url.empty())
124    ash::network_connect::ShowNetworkSettings(service_path);
125
126  chrome::ScopedTabbedBrowserDisplayer displayer(
127      ProfileManager::GetPrimaryUserProfile(),
128      chrome::HOST_DESKTOP_TYPE_ASH);
129  chrome::ShowSingletonTab(displayer.browser(), GURL(info_url));
130}
131
132}  // namespace
133
134////////////////////////////////////////////////////////////////////////////////
135// DataPromoNotification
136
137DataPromoNotification::DataPromoNotification()
138    : check_for_promo_(true),
139      weak_ptr_factory_(this) {
140  NetworkHandler::Get()->network_state_handler()->AddObserver(this, FROM_HERE);
141}
142
143DataPromoNotification::~DataPromoNotification() {
144  if (NetworkHandler::IsInitialized()) {
145    NetworkHandler::Get()->network_state_handler()->RemoveObserver(
146        this, FROM_HERE);
147  }
148}
149
150void DataPromoNotification::RegisterPrefs(PrefRegistrySimple* registry) {
151  // Carrier deal notification shown count defaults to 0.
152  registry->RegisterIntegerPref(prefs::kCarrierDealPromoShown, 0);
153}
154
155void DataPromoNotification::NetworkPropertiesUpdated(
156    const NetworkState* network) {
157  if (!network || network->type() != shill::kTypeCellular)
158    return;
159  ShowOptionalMobileDataPromoNotification();
160}
161
162void DataPromoNotification::DefaultNetworkChanged(const NetworkState* network) {
163  // Call NetworkPropertiesUpdated in case the Cellular network became the
164  // default network.
165  NetworkPropertiesUpdated(network);
166}
167
168void DataPromoNotification::ShowOptionalMobileDataPromoNotification() {
169  // Display a one-time notification for authenticated users on first use
170  // of Mobile Data connection or if there is a carrier deal defined
171  // show that even if user has already seen generic promo.
172  if (!check_for_promo_ || !LoginState::Get()->IsUserAuthenticated())
173    return;
174  const NetworkState* default_network =
175      NetworkHandler::Get()->network_state_handler()->DefaultNetwork();
176  if (!default_network || default_network->type() != shill::kTypeCellular)
177    return;
178  // When requesting a network connection, do not show the notification.
179  if (NetworkHandler::Get()->network_connection_handler()->
180      HasPendingConnectRequest())
181    return;
182
183  int carrier_deal_promo_pref = kNotificationCountPrefDefault;
184  const MobileConfig::CarrierDeal* deal = NULL;
185  const MobileConfig::Carrier* carrier = GetCarrier(default_network);
186  if (carrier)
187    deal = GetCarrierDeal(carrier);
188
189  base::string16 message =
190      l10n_util::GetStringUTF16(IDS_3G_NOTIFICATION_MESSAGE);
191  std::string info_url;
192  if (deal) {
193    carrier_deal_promo_pref = GetCarrierDealPromoShown();
194    const std::string locale = g_browser_process->GetApplicationLocale();
195    std::string deal_text =
196        deal->GetLocalizedString(locale, "notification_text");
197    message = base::UTF8ToUTF16(deal_text + "\n\n") + message;
198    info_url = deal->info_url();
199    if (info_url.empty() && carrier)
200      info_url = carrier->top_up_url();
201  } else if (!ShouldShow3gPromoNotification()) {
202    check_for_promo_ = false;
203    return;
204  }
205
206  int icon_id;
207  if (default_network->network_technology() == shill::kNetworkTechnologyLte)
208    icon_id = IDR_AURA_UBER_TRAY_NOTIFICATION_LTE;
209  else
210    icon_id = IDR_AURA_UBER_TRAY_NOTIFICATION_3G;
211  const gfx::Image& icon =
212      ui::ResourceBundle::GetSharedInstance().GetImageNamed(icon_id);
213
214  message_center::MessageCenter::Get()->AddNotification(
215      message_center::Notification::CreateSystemNotification(
216          ash::network_connect::kNetworkActivateNotificationId,
217          base::string16() /* title */,
218          message,
219          icon,
220          ash::system_notifier::kNotifierNetwork,
221          base::Bind(&NotificationClicked,
222                     default_network->path(), info_url)));
223
224  check_for_promo_ = false;
225  SetShow3gPromoNotification(false);
226  if (carrier_deal_promo_pref != kNotificationCountPrefDefault)
227    SetCarrierDealPromoShown(carrier_deal_promo_pref + 1);
228}
229
230}  // namespace chromeos
231