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(prefs::kProfileCreatedByVersion, "1.0.0.0");
  17 }
  18
  19 // static
  20 void ChromeVersionService::SetVersion(PrefService* prefs,
  21                                       const std::string& version) {
  22   prefs->SetString(prefs::kProfileCreatedByVersion, version);
  23 }
  24
  25 // static
  26 std::string ChromeVersionService::GetVersion(PrefService* prefs) {
  27   return prefs->GetString(prefs::kProfileCreatedByVersion);
  28 }
  29
  30 // static
  31 void ChromeVersionService::OnProfileLoaded(PrefService* prefs,
  32                                            bool is_new_profile) {
  33   // Obtain the Chrome version info.
  34   chrome::VersionInfo version_info;
  35
  36   // If this is a new profile set version to current version, otherwise
  37   // (pre-existing profile), leave pref at default value (1.0.0.0) to
  38   // avoid any first-run behavior.
  39   std::string version = version_info.Version();
  40   if (prefs->FindPreference(prefs::kProfileCreatedByVersion)->
  41       IsDefaultValue() && is_new_profile) {
  42     SetVersion(prefs, version);
  43   }
  44 }