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