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      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/notifications/notification_options_menu_model.h"
      6 
      7 #include <string>
      8 
      9 #include "base/logging.h"
     10 #include "base/strings/utf_string_conversions.h"
     11 #include "chrome/browser/browser_process.h"
     12 #include "chrome/browser/extensions/extension_service.h"
     13 #include "chrome/browser/notifications/balloon.h"
     14 #include "chrome/browser/notifications/balloon_collection.h"
     15 #include "chrome/browser/notifications/balloon_notification_ui_manager.h"
     16 #include "chrome/browser/notifications/desktop_notification_service.h"
     17 #include "chrome/browser/notifications/desktop_notification_service_factory.h"
     18 #include "chrome/browser/notifications/notification.h"
     19 #include "chrome/browser/notifications/notification_prefs_manager.h"
     20 #include "chrome/browser/notifications/notification_ui_manager.h"
     21 #include "chrome/browser/profiles/profile.h"
     22 #include "chrome/browser/ui/browser.h"
     23 #include "chrome/browser/ui/browser_finder.h"
     24 #include "chrome/browser/ui/chrome_pages.h"
     25 #include "chrome/browser/ui/host_desktop.h"
     26 #include "chrome/common/chrome_switches.h"
     27 #include "chrome/common/content_settings_types.h"
     28 #include "chrome/common/extensions/extension.h"
     29 #include "chrome/common/url_constants.h"
     30 #include "content/public/browser/web_contents_delegate.h"
     31 #include "extensions/common/constants.h"
     32 #include "grit/generated_resources.h"
     33 #include "ui/base/l10n/l10n_util.h"
     34 
     35 // Menu commands
     36 const int kTogglePermissionCommand = 0;
     37 const int kToggleExtensionCommand = 1;
     38 const int kOpenContentSettingsCommand = 2;
     39 const int kCornerSelectionSubMenu = 3;
     40 
     41 const int kCornerGroupId = 10;
     42 const int kCornerUpperLeft = 11;
     43 const int kCornerUpperRight = 12;
     44 const int kCornerLowerLeft = 13;
     45 const int kCornerLowerRight = 14;
     46 const int kCornerDefault = 20;
     47 
     48 CornerSelectionMenuModel::CornerSelectionMenuModel(Balloon* balloon)
     49     : ui::SimpleMenuModel(this),
     50       balloon_(balloon) {
     51   AddRadioItem(kCornerDefault,
     52                l10n_util::GetStringUTF16(IDS_NOTIFICATION_POSITION_DEFAULT),
     53                kCornerGroupId);
     54   AddSeparator(ui::NORMAL_SEPARATOR);
     55   AddRadioItem(kCornerUpperLeft,
     56                l10n_util::GetStringUTF16(IDS_NOTIFICATION_POSITION_UPPER_LEFT),
     57                kCornerGroupId);
     58   AddRadioItem(kCornerUpperRight,
     59                l10n_util::GetStringUTF16(IDS_NOTIFICATION_POSITION_UPPER_RIGHT),
     60                kCornerGroupId);
     61   AddRadioItem(kCornerLowerLeft,
     62                l10n_util::GetStringUTF16(IDS_NOTIFICATION_POSITION_LOWER_LEFT),
     63                kCornerGroupId);
     64   AddRadioItem(kCornerLowerRight,
     65                l10n_util::GetStringUTF16(IDS_NOTIFICATION_POSITION_LOWER_RIGHT),
     66                kCornerGroupId);
     67 }
     68 
     69 CornerSelectionMenuModel::~CornerSelectionMenuModel() {
     70 }
     71 
     72 bool CornerSelectionMenuModel::IsCommandIdChecked(int command_id) const {
     73   // TODO(dimich): MessageCenter does not use this preference (yet?)
     74   if (NotificationUIManager::DelegatesToMessageCenter())
     75     return false;
     76 
     77   NotificationPrefsManager* prefs =
     78       static_cast<BalloonNotificationUIManager*>(
     79           g_browser_process->notification_ui_manager())->prefs_manager();
     80 
     81   BalloonCollection::PositionPreference current =
     82       prefs->GetPositionPreference();
     83 
     84   if (command_id == kCornerUpperLeft)
     85     return (current == BalloonCollection::UPPER_LEFT);
     86   else if (command_id == kCornerUpperRight)
     87     return (current == BalloonCollection::UPPER_RIGHT);
     88   else if (command_id == kCornerLowerLeft)
     89     return (current == BalloonCollection::LOWER_LEFT);
     90   else if (command_id == kCornerLowerRight)
     91     return (current == BalloonCollection::LOWER_RIGHT);
     92   else if (command_id == kCornerDefault)
     93     return (current == BalloonCollection::DEFAULT_POSITION);
     94 
     95   NOTREACHED();
     96   return false;
     97 }
     98 
     99 bool CornerSelectionMenuModel::IsCommandIdEnabled(int command_id) const {
    100   // All the menu options are always enabled.
    101   return true;
    102 }
    103 
    104 bool CornerSelectionMenuModel::GetAcceleratorForCommandId(
    105     int command_id, ui::Accelerator* accelerator) {
    106   // Currently no accelerators.
    107   return false;
    108 }
    109 
    110 void CornerSelectionMenuModel::ExecuteCommand(int command_id, int event_flags) {
    111   // TODO(dimich): MessageCenter does not use this preference (yet?)
    112   if (NotificationUIManager::DelegatesToMessageCenter())
    113     return;
    114 
    115   NotificationPrefsManager* prefs =
    116       static_cast<BalloonNotificationUIManager*>(
    117           g_browser_process->notification_ui_manager())->prefs_manager();
    118 
    119   if (command_id == kCornerUpperLeft)
    120     prefs->SetPositionPreference(BalloonCollection::UPPER_LEFT);
    121   else if (command_id == kCornerUpperRight)
    122     prefs->SetPositionPreference(BalloonCollection::UPPER_RIGHT);
    123   else if (command_id == kCornerLowerLeft)
    124     prefs->SetPositionPreference(BalloonCollection::LOWER_LEFT);
    125   else if (command_id == kCornerLowerRight)
    126     prefs->SetPositionPreference(BalloonCollection::LOWER_RIGHT);
    127   else if (command_id == kCornerDefault)
    128     prefs->SetPositionPreference(BalloonCollection::DEFAULT_POSITION);
    129   else
    130     NOTREACHED();
    131 }
    132 
    133 NotificationOptionsMenuModel::NotificationOptionsMenuModel(Balloon* balloon)
    134     : ui::SimpleMenuModel(this),
    135       balloon_(balloon) {
    136   const Notification& notification = balloon->notification();
    137   const GURL& origin = notification.origin_url();
    138 
    139   if (origin.SchemeIs(extensions::kExtensionScheme)) {
    140     ExtensionService* extension_service =
    141         balloon_->profile()->GetExtensionService();
    142     const extensions::Extension* extension =
    143         extension_service->extensions()->GetExtensionOrAppByURL(origin);
    144     // We get back no extension here when we show the notification after
    145     // the extension has crashed.
    146     if (extension) {
    147       const string16 disable_label = l10n_util::GetStringUTF16(
    148           IDS_EXTENSIONS_DISABLE);
    149       AddItem(kToggleExtensionCommand, disable_label);
    150     }
    151   } else if (!notification.display_source().empty()) {
    152     const string16 disable_label = l10n_util::GetStringFUTF16(
    153         IDS_NOTIFICATION_BALLOON_REVOKE_MESSAGE,
    154         notification.display_source());
    155     AddItem(kTogglePermissionCommand, disable_label);
    156   }
    157 
    158   if (!notification.display_source().empty()) {
    159     const string16 settings_label = l10n_util::GetStringUTF16(
    160         IDS_NOTIFICATIONS_SETTINGS_BUTTON);
    161     AddItem(kOpenContentSettingsCommand, settings_label);
    162   }
    163 
    164   corner_menu_model_.reset(new CornerSelectionMenuModel(balloon));
    165   AddSubMenu(kCornerSelectionSubMenu,
    166              l10n_util::GetStringUTF16(IDS_NOTIFICATION_CHOOSE_POSITION),
    167              corner_menu_model_.get());
    168 }
    169 
    170 NotificationOptionsMenuModel::~NotificationOptionsMenuModel() {
    171 }
    172 
    173 bool NotificationOptionsMenuModel::IsItemForCommandIdDynamic(int command_id)
    174     const {
    175   return command_id == kTogglePermissionCommand ||
    176          command_id == kToggleExtensionCommand;
    177 }
    178 
    179 string16 NotificationOptionsMenuModel::GetLabelForCommandId(int command_id)
    180     const {
    181   // TODO(tfarina,johnnyg): Remove this code if we decide to close notifications
    182   // after permissions are revoked.
    183   if (command_id == kTogglePermissionCommand ||
    184       command_id == kToggleExtensionCommand) {
    185     const Notification& notification = balloon_->notification();
    186     const GURL& origin = notification.origin_url();
    187 
    188     DesktopNotificationService* service =
    189         DesktopNotificationServiceFactory::GetForProfile(balloon_->profile());
    190     if (origin.SchemeIs(extensions::kExtensionScheme)) {
    191       ExtensionService* extension_service =
    192           balloon_->profile()->GetExtensionService();
    193       const extensions::Extension* extension =
    194           extension_service->extensions()->GetExtensionOrAppByURL(origin);
    195       if (extension) {
    196         return l10n_util::GetStringUTF16(
    197             extension_service->IsExtensionEnabled(extension->id()) ?
    198                 IDS_EXTENSIONS_DISABLE :
    199                 IDS_EXTENSIONS_ENABLE);
    200       }
    201     } else {
    202       if (service->GetContentSetting(origin) == CONTENT_SETTING_ALLOW) {
    203         return l10n_util::GetStringFUTF16(
    204             IDS_NOTIFICATION_BALLOON_REVOKE_MESSAGE,
    205             notification.display_source());
    206       } else {
    207         return l10n_util::GetStringFUTF16(
    208             IDS_NOTIFICATION_BALLOON_ENABLE_MESSAGE,
    209             notification.display_source());
    210       }
    211     }
    212   } else if (command_id == kOpenContentSettingsCommand) {
    213     return l10n_util::GetStringUTF16(IDS_NOTIFICATIONS_SETTINGS_BUTTON);
    214   }
    215   return string16();
    216 }
    217 
    218 bool NotificationOptionsMenuModel::IsCommandIdChecked(int /* command_id */)
    219     const {
    220   // Nothing in the menu is checked.
    221   return false;
    222 }
    223 
    224 bool NotificationOptionsMenuModel::IsCommandIdEnabled(int /* command_id */)
    225     const {
    226   // All the menu options are always enabled.
    227   return true;
    228 }
    229 
    230 bool NotificationOptionsMenuModel::GetAcceleratorForCommandId(
    231     int /* command_id */, ui::Accelerator* /* accelerator */) {
    232   // Currently no accelerators.
    233   return false;
    234 }
    235 
    236 void NotificationOptionsMenuModel::ExecuteCommand(int command_id,
    237                                                   int event_flags) {
    238   DesktopNotificationService* service =
    239       DesktopNotificationServiceFactory::GetForProfile(balloon_->profile());
    240   ExtensionService* extension_service =
    241       balloon_->profile()->GetExtensionService();
    242   const GURL& origin = balloon_->notification().origin_url();
    243   switch (command_id) {
    244     case kTogglePermissionCommand:
    245       if (service->GetContentSetting(origin) == CONTENT_SETTING_ALLOW)
    246         service->DenyPermission(origin);
    247       else
    248         service->GrantPermission(origin);
    249       break;
    250     case kToggleExtensionCommand: {
    251       const extensions::Extension* extension =
    252           extension_service->extensions()->GetExtensionOrAppByURL(origin);
    253       if (extension) {
    254         const std::string& id = extension->id();
    255         if (extension_service->IsExtensionEnabled(id))
    256           extension_service->DisableExtension(
    257               id, extensions::Extension::DISABLE_USER_ACTION);
    258         else
    259           extension_service->EnableExtension(id);
    260       }
    261       break;
    262     }
    263     case kOpenContentSettingsCommand: {
    264       chrome::HostDesktopType active_desktop = chrome::GetActiveDesktop();
    265       Browser* browser = chrome::FindLastActiveWithProfile(
    266           balloon_->profile(), active_desktop);
    267       if (!browser) {
    268         // It is possible that there is no browser window (e.g. when there are
    269         // background pages, or for a chrome frame process on windows).
    270         browser = new Browser(Browser::CreateParams(balloon_->profile(),
    271                                                     active_desktop));
    272       }
    273       chrome::ShowContentSettings(browser, CONTENT_SETTINGS_TYPE_NOTIFICATIONS);
    274       break;
    275     }
    276     default:
    277       NOTREACHED();
    278       break;
    279   }
    280 }
    281