chrome/browser/profiles/chrome_version_service.cc

   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/profiles/chrome_version_service.h"
   6
   7 #include "base/prefs/pref_service.h"
   8 #include "base/version.h"
   9 #include "chrome/common/chrome_version_info.h"
  10 #include "chrome/common/pref_names.h"
  11 #include "components/pref_registry/pref_registry_syncable.h"
  12
  13 // static
  14 void ChromeVersionService::RegisterProfilePrefs(
  15     user_prefs::PrefRegistrySyncable* registry) {
  16   registry->RegisterStringPref(
  17       prefs::kProfileCreatedByVersion,
  18       "1.0.0.0",
  19       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
  20 }
  21
  22 // static
  23 void ChromeVersionService::SetVersion(PrefService* prefs,
  24                                       const std::string& version) {
  25   prefs->SetString(prefs::kProfileCreatedByVersion, version);
  26 }
  27
  28 // static
  29 std::string ChromeVersionService::GetVersion(PrefService* prefs) {
  30   return prefs->GetString(prefs::kProfileCreatedByVersion);
  31 }
  32
  33 // static
  34 void ChromeVersionService::OnProfileLoaded(PrefService* prefs,
  35                                            bool is_new_profile) {
  36   // Obtain the Chrome version info.
  37   chrome::VersionInfo version_info;
  38
  39   // If this is a new profile set version to current version, otherwise
  40   // (pre-existing profile), leave pref at default value (1.0.0.0) to
  41   // avoid any first-run behavior.
  42   std::string version = version_info.Version();
  43   if (prefs->FindPreference(prefs::kProfileCreatedByVersion)->
  44       IsDefaultValue() && is_new_profile) {
  45     SetVersion(prefs, version);
  46   }
  47 }