chrome/browser/metrics/chrome_metrics_service_accessor.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/metrics/chrome_metrics_service_accessor.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/prefs/pref_service.h"
   9 #include "chrome/browser/browser_process.h"
  10 #include "chrome/browser/metrics/metrics_services_manager.h"
  11 #include "chrome/common/chrome_switches.h"
  12 #include "chrome/common/pref_names.h"
  13 #include "components/metrics/metrics_service.h"
  14 #include "components/variations/metrics_util.h"
  15
  16 #if defined(OS_CHROMEOS)
  17 #include "chrome/browser/chromeos/settings/cros_settings.h"
  18 #endif
  19
  20 // static
  21 // TODO(asvitkine): This function does not report the correct value on Android,
  22 // see http://crbug.com/362192.
  23 bool ChromeMetricsServiceAccessor::IsMetricsReportingEnabled() {
  24   // If the user permits metrics reporting with the checkbox in the
  25   // prefs, we turn on recording.  We disable metrics completely for
  26   // non-official builds, or when field trials are forced.
  27   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
  28           switches::kForceFieldTrials)) {
  29     return false;
  30   }
  31
  32   bool enabled = false;
  33 #if defined(GOOGLE_CHROME_BUILD)
  34 #if defined(OS_CHROMEOS)
  35   chromeos::CrosSettings::Get()->GetBoolean(chromeos::kStatsReportingPref,
  36                                             &enabled);
  37 #else
  38   enabled = g_browser_process->local_state()->
  39       GetBoolean(prefs::kMetricsReportingEnabled);
  40 #endif  // #if defined(OS_CHROMEOS)
  41 #endif  // defined(GOOGLE_CHROME_BUILD)
  42   return enabled;
  43 }
  44
  45 bool ChromeMetricsServiceAccessor::IsCrashReportingEnabled() {
  46 #if defined(GOOGLE_CHROME_BUILD)
  47 #if defined(OS_ANDROID)
  48   // Android has its own settings for metrics / crash uploading.
  49   const PrefService* prefs = g_browser_process->local_state();
  50   return prefs->GetBoolean(prefs::kCrashReportingEnabled);
  51 #else
  52   return ChromeMetricsServiceAccessor::IsMetricsReportingEnabled();
  53 #endif
  54 #else
  55   return false;
  56 #endif
  57 }
  58
  59 // static
  60 bool ChromeMetricsServiceAccessor::RegisterSyntheticFieldTrial(
  61     const std::string& trial_name,
  62     const std::string& group_name) {
  63   return RegisterSyntheticFieldTrialWithNameHash(metrics::HashName(trial_name),
  64                                                  group_name);
  65 }
  66
  67 // static
  68 bool ChromeMetricsServiceAccessor::RegisterSyntheticFieldTrialWithNameHash(
  69     uint32_t trial_name_hash,
  70     const std::string& group_name) {
  71   return metrics::MetricsServiceAccessor::RegisterSyntheticFieldTrial(
  72       g_browser_process->metrics_service(),
  73       trial_name_hash,
  74       metrics::HashName(group_name));
  75 }