src/chrome/browser/ui/webui/options/supervised_user_import_handler.cc

   1 // Copyright 2014 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/options/supervised_user_import_handler.h"
   6
   7 #include <set>
   8
   9 #include "base/bind.h"
  10 #include "base/prefs/pref_service.h"
  11 #include "base/values.h"
  12 #include "chrome/browser/browser_process.h"
  13 #include "chrome/browser/profiles/profile.h"
  14 #include "chrome/browser/profiles/profile_avatar_icon_util.h"
  15 #include "chrome/browser/profiles/profile_info_cache.h"
  16 #include "chrome/browser/profiles/profile_manager.h"
  17 #include "chrome/browser/signin/profile_oauth2_token_service_factory.h"
  18 #include "chrome/browser/signin/signin_manager_factory.h"
  19 #include "chrome/browser/supervised_user/supervised_user_constants.h"
  20 #include "chrome/browser/supervised_user/supervised_user_shared_settings_service.h"
  21 #include "chrome/browser/supervised_user/supervised_user_shared_settings_service_factory.h"
  22 #include "chrome/browser/supervised_user/supervised_user_sync_service.h"
  23 #include "chrome/browser/supervised_user/supervised_user_sync_service_factory.h"
  24 #include "chrome/common/pref_names.h"
  25 #include "chrome/common/url_constants.h"
  26 #include "chrome/grit/generated_resources.h"
  27 #include "components/signin/core/browser/profile_oauth2_token_service.h"
  28 #include "components/signin/core/browser/signin_error_controller.h"
  29 #include "components/signin/core/browser/signin_manager.h"
  30 #include "content/public/browser/web_ui.h"
  31 #include "grit/theme_resources.h"
  32
  33 namespace {
  34
  35 scoped_ptr<base::ListValue> GetAvatarIcons() {
  36   scoped_ptr<base::ListValue> avatar_icons(new base::ListValue);
  37   for (size_t i = 0; i < profiles::GetDefaultAvatarIconCount(); ++i) {
  38     std::string avatar_url = profiles::GetDefaultAvatarIconUrl(i);
  39     avatar_icons->Append(new base::StringValue(avatar_url));
  40   }
  41
  42   return avatar_icons.Pass();
  43 }
  44
  45 }  // namespace
  46
  47 namespace options {
  48
  49 SupervisedUserImportHandler::SupervisedUserImportHandler()
  50     : observer_(this),
  51       weak_ptr_factory_(this) {}
  52
  53 SupervisedUserImportHandler::~SupervisedUserImportHandler() {
  54   Profile* profile = Profile::FromWebUI(web_ui());
  55   if (!profile->IsSupervised()) {
  56     SupervisedUserSyncService* service =
  57         SupervisedUserSyncServiceFactory::GetForProfile(profile);
  58     if (service)
  59       service->RemoveObserver(this);
  60     subscription_.reset();
  61   }
  62 }
  63
  64 void SupervisedUserImportHandler::GetLocalizedValues(
  65     base::DictionaryValue* localized_strings) {
  66   DCHECK(localized_strings);
  67
  68   static OptionsStringResource resources[] = {
  69       { "supervisedUserImportTitle",
  70           IDS_IMPORT_EXISTING_SUPERVISED_USER_TITLE },
  71       { "supervisedUserImportText", IDS_IMPORT_EXISTING_SUPERVISED_USER_TEXT },
  72       { "createNewUserLink", IDS_CREATE_NEW_USER_LINK },
  73       { "supervisedUserImportOk", IDS_IMPORT_EXISTING_SUPERVISED_USER_OK },
  74       { "supervisedUserImportSigninError",
  75           IDS_SUPERVISED_USER_IMPORT_SIGN_IN_ERROR },
  76       { "supervisedUserAlreadyOnThisDevice",
  77           IDS_SUPERVISED_USER_ALREADY_ON_THIS_DEVICE },
  78       { "noExistingSupervisedUsers", IDS_SUPERVISED_USER_NO_EXISTING_ERROR },
  79       { "supervisedUserSelectAvatarTitle",
  80           IDS_SUPERVISED_USER_SELECT_AVATAR_TITLE },
  81       { "supervisedUserSelectAvatarText",
  82           IDS_SUPERVISED_USER_SELECT_AVATAR_TEXT },
  83       { "supervisedUserSelectAvatarOk", IDS_SUPERVISED_USER_SELECT_AVATAR_OK },
  84   };
  85
  86   RegisterStrings(localized_strings, resources, arraysize(resources));
  87   localized_strings->Set("avatarIcons", GetAvatarIcons().release());
  88 }
  89
  90 void SupervisedUserImportHandler::InitializeHandler() {
  91   Profile* profile = Profile::FromWebUI(web_ui());
  92   if (!profile->IsSupervised()) {
  93     SupervisedUserSyncService* sync_service =
  94         SupervisedUserSyncServiceFactory::GetForProfile(profile);
  95     if (sync_service) {
  96       sync_service->AddObserver(this);
  97       observer_.Add(ProfileOAuth2TokenServiceFactory::GetForProfile(profile)->
  98                         signin_error_controller());
  99       SupervisedUserSharedSettingsService* settings_service =
 100           SupervisedUserSharedSettingsServiceFactory::GetForBrowserContext(
 101               profile);
 102       subscription_ = settings_service->Subscribe(
 103           base::Bind(&SupervisedUserImportHandler::OnSharedSettingChanged,
 104                      weak_ptr_factory_.GetWeakPtr()));
 105     } else {
 106       DCHECK(!SupervisedUserSharedSettingsServiceFactory::GetForBrowserContext(
 107                  profile));
 108       DCHECK(!ProfileOAuth2TokenServiceFactory::GetForProfile(profile));
 109     }
 110   }
 111 }
 112
 113 void SupervisedUserImportHandler::RegisterMessages() {
 114   web_ui()->RegisterMessageCallback("requestSupervisedUserImportUpdate",
 115       base::Bind(&SupervisedUserImportHandler::
 116                       RequestSupervisedUserImportUpdate,
 117                  base::Unretained(this)));
 118 }
 119
 120 void SupervisedUserImportHandler::OnSupervisedUsersChanged() {
 121   FetchSupervisedUsers();
 122 }
 123
 124 void SupervisedUserImportHandler::FetchSupervisedUsers() {
 125   web_ui()->CallJavascriptFunction(
 126       "options.SupervisedUserListData.resetPromise");
 127   RequestSupervisedUserImportUpdate(NULL);
 128 }
 129
 130 void SupervisedUserImportHandler::RequestSupervisedUserImportUpdate(
 131     const base::ListValue* /* args */) {
 132   if (Profile::FromWebUI(web_ui())->IsSupervised())
 133     return;
 134
 135   if (!IsAccountConnected() || HasAuthError()) {
 136     ClearSupervisedUsersAndShowError();
 137   } else {
 138     SupervisedUserSyncService* supervised_user_sync_service =
 139         SupervisedUserSyncServiceFactory::GetForProfile(
 140             Profile::FromWebUI(web_ui()));
 141     if (supervised_user_sync_service) {
 142       supervised_user_sync_service->GetSupervisedUsersAsync(
 143           base::Bind(&SupervisedUserImportHandler::SendExistingSupervisedUsers,
 144                      weak_ptr_factory_.GetWeakPtr()));
 145     }
 146   }
 147 }
 148
 149 void SupervisedUserImportHandler::SendExistingSupervisedUsers(
 150     const base::DictionaryValue* dict) {
 151   DCHECK(dict);
 152   const ProfileInfoCache& cache =
 153       g_browser_process->profile_manager()->GetProfileInfoCache();
 154
 155   // Collect the ids of local supervised user profiles.
 156   std::set<std::string> supervised_user_ids;
 157   for (size_t i = 0; i < cache.GetNumberOfProfiles(); ++i) {
 158     if (cache.ProfileIsSupervisedAtIndex(i))
 159       supervised_user_ids.insert(cache.GetSupervisedUserIdOfProfileAtIndex(i));
 160   }
 161
 162   base::ListValue supervised_users;
 163   Profile* profile = Profile::FromWebUI(web_ui());
 164   SupervisedUserSharedSettingsService* service =
 165       SupervisedUserSharedSettingsServiceFactory::GetForBrowserContext(profile);
 166   for (base::DictionaryValue::Iterator it(*dict); !it.IsAtEnd(); it.Advance()) {
 167     const base::DictionaryValue* value = NULL;
 168     bool success = it.value().GetAsDictionary(&value);
 169     DCHECK(success);
 170     std::string name;
 171     value->GetString(SupervisedUserSyncService::kName, &name);
 172
 173     base::DictionaryValue* supervised_user = new base::DictionaryValue;
 174     supervised_user->SetString("id", it.key());
 175     supervised_user->SetString("name", name);
 176
 177     int avatar_index = SupervisedUserSyncService::kNoAvatar;
 178     const base::Value* avatar_index_value =
 179         service->GetValue(it.key(), supervised_users::kChromeAvatarIndex);
 180     if (avatar_index_value) {
 181       success = avatar_index_value->GetAsInteger(&avatar_index);
 182     } else {
 183       // Check if there is a legacy avatar index stored.
 184       std::string avatar_str;
 185       value->GetString(SupervisedUserSyncService::kChromeAvatar, &avatar_str);
 186       success =
 187           SupervisedUserSyncService::GetAvatarIndex(avatar_str, &avatar_index);
 188     }
 189     DCHECK(success);
 190     supervised_user->SetBoolean(
 191         "needAvatar",
 192         avatar_index == SupervisedUserSyncService::kNoAvatar);
 193
 194     std::string supervised_user_icon =
 195         std::string(chrome::kChromeUIThemeURL) +
 196         "IDR_SUPERVISED_USER_PLACEHOLDER";
 197     std::string avatar_url =
 198         avatar_index == SupervisedUserSyncService::kNoAvatar ?
 199             supervised_user_icon :
 200             profiles::GetDefaultAvatarIconUrl(avatar_index);
 201     supervised_user->SetString("iconURL", avatar_url);
 202     bool on_current_device =
 203         supervised_user_ids.find(it.key()) != supervised_user_ids.end();
 204     supervised_user->SetBoolean("onCurrentDevice", on_current_device);
 205
 206     supervised_users.Append(supervised_user);
 207   }
 208
 209   web_ui()->CallJavascriptFunction(
 210       "options.SupervisedUserListData.receiveExistingSupervisedUsers",
 211       supervised_users);
 212 }
 213
 214 void SupervisedUserImportHandler::ClearSupervisedUsersAndShowError() {
 215   web_ui()->CallJavascriptFunction(
 216       "options.SupervisedUserListData.onSigninError");
 217 }
 218
 219 bool SupervisedUserImportHandler::IsAccountConnected() const {
 220   Profile* profile = Profile::FromWebUI(web_ui());
 221   SigninManagerBase* signin_manager =
 222       SigninManagerFactory::GetForProfile(profile);
 223   return signin_manager && signin_manager->IsAuthenticated();
 224 }
 225
 226 bool SupervisedUserImportHandler::HasAuthError() const {
 227   Profile* profile = Profile::FromWebUI(web_ui());
 228   ProfileOAuth2TokenService* token_service =
 229       ProfileOAuth2TokenServiceFactory::GetForProfile(profile);
 230   if (!token_service)
 231     return true;
 232
 233   SigninErrorController* error_controller =
 234       token_service->signin_error_controller();
 235
 236   GoogleServiceAuthError::State state = error_controller->auth_error().state();
 237
 238   return state == GoogleServiceAuthError::INVALID_GAIA_CREDENTIALS ||
 239       state == GoogleServiceAuthError::USER_NOT_SIGNED_UP ||
 240       state == GoogleServiceAuthError::ACCOUNT_DELETED ||
 241       state == GoogleServiceAuthError::ACCOUNT_DISABLED;
 242 }
 243
 244 void SupervisedUserImportHandler::OnSharedSettingChanged(
 245     const std::string& supervised_user_id,
 246     const std::string& key) {
 247   if (key == supervised_users::kChromeAvatarIndex)
 248     FetchSupervisedUsers();
 249 }
 250
 251 void SupervisedUserImportHandler::OnErrorChanged() {
 252   FetchSupervisedUsers();
 253 }
 254
 255 }  // namespace options