src/chrome/browser/signin/signin_ui_util.cc

   1 // Copyright (c) 2013 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/signin/signin_ui_util.h"
   6
   7 #include "base/strings/sys_string_conversions.h"
   8 #include "base/strings/utf_string_conversions.h"
   9 #include "chrome/browser/profiles/profile.h"
  10 #include "chrome/browser/signin/profile_oauth2_token_service_factory.h"
  11 #include "chrome/browser/signin/signin_global_error.h"
  12 #include "chrome/browser/signin/signin_global_error_factory.h"
  13 #include "chrome/browser/signin/signin_manager_factory.h"
  14 #include "chrome/browser/sync/profile_sync_service.h"
  15 #include "chrome/browser/sync/profile_sync_service_factory.h"
  16 #include "chrome/browser/sync/sync_global_error.h"
  17 #include "chrome/browser/sync/sync_global_error_factory.h"
  18 #include "components/signin/core/browser/profile_oauth2_token_service.h"
  19 #include "components/signin/core/browser/signin_manager.h"
  20 #include "grit/chromium_strings.h"
  21 #include "grit/generated_resources.h"
  22 #include "ui/base/l10n/l10n_util.h"
  23 #include "ui/gfx/font_list.h"
  24 #include "ui/gfx/text_elider.h"
  25
  26 namespace {
  27 // Maximum width of a username - we trim emails that are wider than this so
  28 // the wrench menu doesn't get ridiculously wide.
  29 const int kUsernameMaxWidth = 200;
  30 }  // namespace
  31
  32 namespace signin_ui_util {
  33
  34 GlobalError* GetSignedInServiceError(Profile* profile) {
  35   std::vector<GlobalError*> errors = GetSignedInServiceErrors(profile);
  36   if (errors.empty())
  37     return NULL;
  38   return errors[0];
  39 }
  40
  41 std::vector<GlobalError*> GetSignedInServiceErrors(Profile* profile) {
  42   std::vector<GlobalError*> errors;
  43   // Chrome OS doesn't use SigninGlobalError or SyncGlobalError. Other platforms
  44   // may use these services to show auth and sync errors in the toolbar menu.
  45 #if !defined(OS_CHROMEOS)
  46   // Auth errors have the highest priority - after that, individual service
  47   // errors.
  48   SigninGlobalError* signin_error =
  49       SigninGlobalErrorFactory::GetForProfile(profile);
  50   if (signin_error && signin_error->HasMenuItem())
  51     errors.push_back(signin_error);
  52
  53   // No auth error - now try other services. Currently the list is just hard-
  54   // coded but in the future if we add more we can create some kind of
  55   // registration framework.
  56   if (profile->IsSyncAccessible()) {
  57     SyncGlobalError* error = SyncGlobalErrorFactory::GetForProfile(profile);
  58     if (error && error->HasMenuItem())
  59       errors.push_back(error);
  60   }
  61 #endif
  62
  63   return errors;
  64 }
  65
  66 base::string16 GetSigninMenuLabel(Profile* profile) {
  67   GlobalError* error = signin_ui_util::GetSignedInServiceError(profile);
  68   if (error)
  69     return error->MenuItemLabel();
  70
  71   // No errors, so just display the signed in user, if any.
  72   ProfileSyncService* service = profile->IsSyncAccessible() ?
  73       ProfileSyncServiceFactory::GetForProfile(profile) : NULL;
  74
  75   // Even if the user is signed in, don't display the "signed in as..."
  76   // label if we're still setting up sync.
  77   if (!service || !service->FirstSetupInProgress()) {
  78     std::string username;
  79     SigninManagerBase* signin_manager =
  80         SigninManagerFactory::GetForProfileIfExists(profile);
  81     if (signin_manager)
  82       username = signin_manager->GetAuthenticatedUsername();
  83     if (!username.empty() && !signin_manager->AuthInProgress()) {
  84       base::string16 elided_username = gfx::ElideEmail(
  85           base::UTF8ToUTF16(username), gfx::FontList(), kUsernameMaxWidth);
  86       return l10n_util::GetStringFUTF16(IDS_SYNC_MENU_SYNCED_LABEL,
  87                                         elided_username);
  88     }
  89   }
  90   return l10n_util::GetStringFUTF16(IDS_SYNC_MENU_PRE_SYNCED_LABEL,
  91       l10n_util::GetStringUTF16(IDS_SHORT_PRODUCT_NAME));
  92 }
  93
  94 // Given an authentication state this helper function returns various labels
  95 // that can be used to display information about the state.
  96 void GetStatusLabelsForAuthError(Profile* profile,
  97                                  const SigninManagerBase& signin_manager,
  98                                  base::string16* status_label,
  99                                  base::string16* link_label) {
 100   base::string16 username =
 101       base::UTF8ToUTF16(signin_manager.GetAuthenticatedUsername());
 102   base::string16 product_name = l10n_util::GetStringUTF16(IDS_PRODUCT_NAME);
 103   if (link_label)
 104     link_label->assign(l10n_util::GetStringUTF16(IDS_SYNC_RELOGIN_LINK_LABEL));
 105
 106   const GoogleServiceAuthError::State state =
 107       ProfileOAuth2TokenServiceFactory::GetForProfile(profile)->
 108           signin_error_controller()->auth_error().state();
 109   switch (state) {
 110     case GoogleServiceAuthError::INVALID_GAIA_CREDENTIALS:
 111     case GoogleServiceAuthError::SERVICE_ERROR:
 112     case GoogleServiceAuthError::ACCOUNT_DELETED:
 113     case GoogleServiceAuthError::ACCOUNT_DISABLED:
 114       // If the user name is empty then the first login failed, otherwise the
 115       // credentials are out-of-date.
 116       if (username.empty()) {
 117         if (status_label) {
 118           status_label->assign(
 119               l10n_util::GetStringUTF16(IDS_SYNC_INVALID_USER_CREDENTIALS));
 120         }
 121       } else {
 122         if (status_label) {
 123           status_label->assign(
 124               l10n_util::GetStringUTF16(IDS_SYNC_LOGIN_INFO_OUT_OF_DATE));
 125         }
 126       }
 127       break;
 128     case GoogleServiceAuthError::SERVICE_UNAVAILABLE:
 129       if (status_label) {
 130         status_label->assign(
 131             l10n_util::GetStringUTF16(IDS_SYNC_SERVICE_UNAVAILABLE));
 132       }
 133       if (link_label)
 134         link_label->clear();
 135       break;
 136     case GoogleServiceAuthError::CONNECTION_FAILED:
 137       if (status_label) {
 138         status_label->assign(
 139             l10n_util::GetStringFUTF16(IDS_SYNC_SERVER_IS_UNREACHABLE,
 140                                        product_name));
 141       }
 142       // Note that there is little the user can do if the server is not
 143       // reachable. Since attempting to re-connect is done automatically by
 144       // the Syncer, we do not show the (re)login link.
 145       if (link_label)
 146         link_label->clear();
 147       break;
 148     default:
 149       if (status_label) {
 150         status_label->assign(l10n_util::GetStringUTF16(
 151             IDS_SYNC_ERROR_SIGNING_IN));
 152       }
 153       break;
 154   }
 155 }
 156
 157 }  // namespace signin_ui_util