chrome/browser/ui/options/options_util.cc

   1 // Copyright (c) 2011 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/options/options_util.h"
   6
   7 #include "base/threading/thread_restrictions.h"
   8 #include "chrome/browser/browser_process.h"
   9 #include "chrome/browser/content_settings/host_content_settings_map.h"
  10 #include "chrome/browser/download/download_manager.h"
  11 #include "chrome/browser/download/download_prefs.h"
  12 #include "chrome/browser/geolocation/geolocation_content_settings_map.h"
  13 #include "chrome/browser/metrics/metrics_service.h"
  14 #include "chrome/browser/notifications/desktop_notification_service.h"
  15 #include "chrome/browser/prefs/pref_service.h"
  16 #include "chrome/browser/profiles/profile.h"
  17 #include "chrome/common/pref_names.h"
  18 #include "chrome/installer/util/google_update_settings.h"
  19 #include "content/browser/host_zoom_map.h"
  20
  21 // static
  22 void OptionsUtil::ResetToDefaults(Profile* profile) {
  23   // TODO(tc): It would be nice if we could generate this list automatically so
  24   // changes to any of the options pages doesn't require updating this list
  25   // manually.
  26   PrefService* prefs = profile->GetPrefs();
  27   const char* kUserPrefs[] = {
  28     prefs::kAcceptLanguages,
  29     prefs::kAlternateErrorPagesEnabled,
  30     prefs::kClearSiteDataOnExit,
  31     prefs::kCookieBehavior,
  32     prefs::kDefaultCharset,
  33     prefs::kDefaultZoomLevel,
  34     prefs::kDeleteBrowsingHistory,
  35     prefs::kDeleteCache,
  36     prefs::kDeleteCookies,
  37     prefs::kDeleteDownloadHistory,
  38     prefs::kDeleteFormData,
  39     prefs::kDeletePasswords,
  40     prefs::kNetworkPredictionEnabled,
  41     // TODO(rtenneti): Remove ssl preferences from user_prefs when we stop
  42     // migrating user_prefs to local_state after 6 months (after we delete
  43     // migration code).
  44     prefs::kCertRevocationCheckingEnabled,
  45     prefs::kSSL3Enabled,
  46     prefs::kTLS1Enabled,
  47 #if defined(OS_CHROMEOS)
  48     prefs::kTapToClickEnabled,
  49     prefs::kTouchpadSensitivity,
  50 #endif
  51     prefs::kDownloadDefaultDirectory,
  52     prefs::kDownloadExtensionsToOpen,
  53     prefs::kSavingBrowserHistoryDisabled,
  54     prefs::kEnableSpellCheck,
  55     prefs::kEnableTranslate,
  56     prefs::kAutofillEnabled,
  57     prefs::kAutofillAuxiliaryProfilesEnabled,
  58     prefs::kHomePage,
  59     prefs::kHomePageIsNewTabPage,
  60     prefs::kPromptForDownload,
  61     prefs::kPasswordManagerEnabled,
  62     prefs::kRestoreOnStartup,
  63     prefs::kSafeBrowsingEnabled,
  64     prefs::kSafeBrowsingReportingEnabled,
  65     prefs::kSearchSuggestEnabled,
  66     prefs::kShowHomeButton,
  67     prefs::kSpellCheckDictionary,
  68     prefs::kURLsToRestoreOnStartup,
  69     prefs::kWebKitDefaultFixedFontSize,
  70     prefs::kWebKitDefaultFontSize,
  71     prefs::kWebKitFixedFontFamily,
  72     prefs::kWebKitJavaEnabled,
  73     prefs::kWebKitJavascriptEnabled,
  74     prefs::kWebKitLoadsImagesAutomatically,
  75     prefs::kWebKitPluginsEnabled,
  76     prefs::kWebKitSansSerifFontFamily,
  77     prefs::kWebKitSerifFontFamily,
  78     prefs::kWebKitMinimumFontSize,
  79     prefs::kWebKitMinimumLogicalFontSize,
  80     prefs::kWebkitTabsToLinks,
  81   };
  82   profile->GetDownloadManager()->download_prefs()->ResetToDefaults();
  83   profile->GetHostContentSettingsMap()->ResetToDefaults();
  84   profile->GetGeolocationContentSettingsMap()->ResetToDefault();
  85   profile->GetHostZoomMap()->ResetToDefaults();
  86   profile->GetDesktopNotificationService()->ResetToDefaultContentSetting();
  87   for (size_t i = 0; i < arraysize(kUserPrefs); ++i)
  88     prefs->ClearPref(kUserPrefs[i]);
  89
  90   PrefService* local_state = g_browser_process->local_state();
  91   // Note that we don't reset the kMetricsReportingEnabled preference here
  92   // because the reset will reset it to the default setting specified in Chrome
  93   // source, not the default setting selected by the user on the web page where
  94   // they downloaded Chrome. This means that if the user ever resets their
  95   // settings they'll either inadvertedly enable this logging or disable it.
  96   // One is undesirable for them, one is undesirable for us. For now, we just
  97   // don't reset it.
  98   const char* kLocalStatePrefs[] = {
  99     prefs::kApplicationLocale,
 100     prefs::kCertRevocationCheckingEnabled,
 101     prefs::kSSL3Enabled,
 102     prefs::kTLS1Enabled,
 103   };
 104   for (size_t i = 0; i < arraysize(kLocalStatePrefs); ++i)
 105     local_state->ClearPref(kLocalStatePrefs[i]);
 106 }
 107
 108 // static
 109 bool OptionsUtil::ResolveMetricsReportingEnabled(bool enabled) {
 110   // GoogleUpdateSettings touches the disk from the UI thread. MetricsService
 111   // also calls GoogleUpdateSettings below. http://crbug/62626
 112   base::ThreadRestrictions::ScopedAllowIO allow_io;
 113
 114   GoogleUpdateSettings::SetCollectStatsConsent(enabled);
 115   bool update_pref = GoogleUpdateSettings::GetCollectStatsConsent();
 116
 117   if (enabled != update_pref) {
 118     DVLOG(1) << "OptionsUtil: Unable to set crash report status to " << enabled;
 119   }
 120
 121   // Only change the pref if GoogleUpdateSettings::GetCollectStatsConsent
 122   // succeeds.
 123   enabled = update_pref;
 124
 125   MetricsService* metrics = g_browser_process->metrics_service();
 126   DCHECK(metrics);
 127   if (metrics) {
 128     metrics->SetUserPermitsUpload(enabled);
 129     if (enabled)
 130       metrics->Start();
 131     else
 132       metrics->Stop();
 133   }
 134
 135   return enabled;
 136 }