chrome/browser/chromeos/settings/owner_flags_storage.cc

   1 // Copyright 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/chromeos/settings/owner_flags_storage.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/prefs/pref_service.h"
   9 #include "base/values.h"
  10 #include "chrome/browser/about_flags.h"
  11 #include "chrome/browser/browser_process.h"
  12 #include "chrome/browser/chromeos/settings/cros_settings.h"
  13 #include "chrome/common/pref_names.h"
  14 #include "chromeos/settings/cros_settings_names.h"
  15
  16 namespace chromeos {
  17 namespace about_flags {
  18
  19 OwnerFlagsStorage::OwnerFlagsStorage(PrefService *prefs,
  20                                      CrosSettings *cros_settings)
  21     : ::about_flags::PrefServiceFlagsStorage(prefs),
  22       cros_settings_(cros_settings) {
  23   // Make this code more unit test friendly.
  24   if (g_browser_process->local_state()) {
  25     const base::ListValue* legacy_experiments =
  26         g_browser_process->local_state()->GetList(
  27             prefs::kEnabledLabsExperiments);
  28     if (!legacy_experiments->empty()) {
  29       // If there are any flags set in local state migrate them to the owner's
  30       // prefs and device settings.
  31       std::set<std::string> flags;
  32       for (base::ListValue::const_iterator it = legacy_experiments->begin();
  33            it != legacy_experiments->end(); ++it) {
  34         std::string experiment_name;
  35         if (!(*it)->GetAsString(&experiment_name)) {
  36           LOG(WARNING) << "Invalid entry in " << prefs::kEnabledLabsExperiments;
  37           continue;
  38         }
  39         flags.insert(experiment_name);
  40       }
  41       SetFlags(flags);
  42       g_browser_process->local_state()->ClearPref(
  43           prefs::kEnabledLabsExperiments);
  44     }
  45   }
  46 }
  47
  48 OwnerFlagsStorage::~OwnerFlagsStorage() {}
  49
  50 bool OwnerFlagsStorage::SetFlags(const std::set<std::string>& flags) {
  51   PrefServiceFlagsStorage::SetFlags(flags);
  52
  53   base::ListValue experiments_list;
  54
  55   CommandLine command_line(CommandLine::NO_PROGRAM);
  56   ::about_flags::ConvertFlagsToSwitches(this, &command_line,
  57                                         ::about_flags::kNoSentinels);
  58   CommandLine::StringVector switches = command_line.argv();
  59   for (CommandLine::StringVector::const_iterator it = switches.begin() + 1;
  60        it != switches.end(); ++it) {
  61     experiments_list.Append(new base::StringValue(*it));
  62   }
  63   cros_settings_->Set(kStartUpFlags, experiments_list);
  64
  65   return true;
  66 }
  67
  68 }  // namespace about_flags
  69 }  // namespace chromeos