chrome/browser/renderer_preferences_util.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/renderer_preferences_util.h"
   6
   7 #include <string>
   8
   9 #include "base/macros.h"
  10 #include "base/strings/string_number_conversions.h"
  11 #include "base/strings/string_util.h"
  12 #include "build/build_config.h"
  13 #include "chrome/browser/browser_process.h"
  14 #include "chrome/browser/profiles/profile.h"
  15 #include "chrome/common/pref_names.h"
  16 #include "components/language/core/browser/pref_names.h"
  17 #include "components/prefs/pref_service.h"
  18 #include "content/public/browser/renderer_preferences_util.h"
  19 #include "media/media_buildflags.h"
  20 #include "third_party/blink/public/common/peerconnection/webrtc_ip_handling_policy.h"
  21 #include "third_party/blink/public/mojom/renderer_preferences.mojom.h"
  22 #include "third_party/blink/public/public_buildflags.h"
  23 #include "third_party/skia/include/core/SkColor.h"
  24 #include "ui/base/ui_base_features.h"
  25
  26 #if defined(TOOLKIT_VIEWS)
  27 #include "ui/views/controls/textfield/textfield.h"
  28 #endif
  29
  30 #if defined(OS_MACOSX)
  31 #include "ui/base/cocoa/defaults_utils.h"
  32 #endif
  33
  34 #if defined(USE_AURA) && defined(OS_LINUX) && !defined(OS_CHROMEOS)
  35 #include "chrome/browser/themes/theme_service.h"
  36 #include "chrome/browser/themes/theme_service_factory.h"
  37 #include "ui/views/linux_ui/linux_ui.h"
  38 #endif
  39
  40 namespace {
  41
  42 // Parses a string |range| with a port range in the form "<min>-<max>".
  43 // If |range| is not in the correct format or contains an invalid range, zero
  44 // is written to |min_port| and |max_port|.
  45 // TODO(guidou): Consider replacing with remoting/protocol/port_range.cc
  46 void ParsePortRange(const std::string& range,
  47                     uint16_t* min_port,
  48                     uint16_t* max_port) {
  49   *min_port = 0;
  50   *max_port = 0;
  51
  52   if (range.empty())
  53     return;
  54
  55   size_t separator_index = range.find('-');
  56   if (separator_index == std::string::npos)
  57     return;
  58
  59   std::string min_port_string, max_port_string;
  60   base::TrimWhitespaceASCII(range.substr(0, separator_index), base::TRIM_ALL,
  61                             &min_port_string);
  62   base::TrimWhitespaceASCII(range.substr(separator_index + 1), base::TRIM_ALL,
  63                             &max_port_string);
  64   unsigned min_port_uint, max_port_uint;
  65   if (!base::StringToUint(min_port_string, &min_port_uint) ||
  66       !base::StringToUint(max_port_string, &max_port_uint)) {
  67     return;
  68   }
  69   if (min_port_uint == 0 || min_port_uint > max_port_uint ||
  70       max_port_uint > UINT16_MAX) {
  71     return;
  72   }
  73
  74   *min_port = static_cast<uint16_t>(min_port_uint);
  75   *max_port = static_cast<uint16_t>(max_port_uint);
  76 }
  77
  78 // Extracts the string representation of URLs allowed for local IP exposure.
  79 std::vector<std::string> GetLocalIpsAllowedUrls(
  80     const base::ListValue* allowed_urls) {
  81   std::vector<std::string> ret;
  82   if (allowed_urls) {
  83     const auto& urls = allowed_urls->GetList();
  84     for (const auto& url : urls)
  85       ret.push_back(url.GetString());
  86   }
  87   return ret;
  88 }
  89
  90 }  // namespace
  91
  92 namespace renderer_preferences_util {
  93
  94 void UpdateFromSystemSettings(blink::mojom::RendererPreferences* prefs,
  95                               Profile* profile) {
  96   const PrefService* pref_service = profile->GetPrefs();
  97   prefs->accept_languages =
  98       pref_service->GetString(language::prefs::kAcceptLanguages);
  99   prefs->enable_referrers = pref_service->GetBoolean(prefs::kEnableReferrers);
 100   prefs->enable_do_not_track =
 101       pref_service->GetBoolean(prefs::kEnableDoNotTrack);
 102   prefs->enable_encrypted_media =
 103       pref_service->GetBoolean(prefs::kEnableEncryptedMedia);
 104   prefs->webrtc_ip_handling_policy = std::string();
 105   // Handling the backward compatibility of previous boolean verions of policy
 106   // controls.
 107   if (!pref_service->HasPrefPath(prefs::kWebRTCIPHandlingPolicy)) {
 108     if (!pref_service->GetBoolean(prefs::kWebRTCNonProxiedUdpEnabled)) {
 109       prefs->webrtc_ip_handling_policy =
 110           blink::kWebRTCIPHandlingDisableNonProxiedUdp;
 111     } else if (!pref_service->GetBoolean(prefs::kWebRTCMultipleRoutesEnabled)) {
 112       prefs->webrtc_ip_handling_policy =
 113           blink::kWebRTCIPHandlingDefaultPublicInterfaceOnly;
 114     }
 115   }
 116   if (prefs->webrtc_ip_handling_policy.empty()) {
 117     prefs->webrtc_ip_handling_policy =
 118         pref_service->GetString(prefs::kWebRTCIPHandlingPolicy);
 119   }
 120   std::string webrtc_udp_port_range =
 121       pref_service->GetString(prefs::kWebRTCUDPPortRange);
 122   ParsePortRange(webrtc_udp_port_range, &prefs->webrtc_udp_min_port,
 123                  &prefs->webrtc_udp_max_port);
 124
 125   const base::ListValue* allowed_urls =
 126       pref_service->GetList(prefs::kWebRtcLocalIpsAllowedUrls);
 127   prefs->webrtc_local_ips_allowed_urls = GetLocalIpsAllowedUrls(allowed_urls);
 128 #if defined(USE_AURA)
 129   prefs->focus_ring_color = SkColorSetRGB(0x4D, 0x90, 0xFE);
 130 #if defined(OS_CHROMEOS)
 131   // This color is 0x544d90fe modulated with 0xffffff.
 132   prefs->active_selection_bg_color = SkColorSetRGB(0xCB, 0xE4, 0xFA);
 133   prefs->active_selection_fg_color = SK_ColorBLACK;
 134   prefs->inactive_selection_bg_color = SkColorSetRGB(0xEA, 0xEA, 0xEA);
 135   prefs->inactive_selection_fg_color = SK_ColorBLACK;
 136 #endif
 137 #endif
 138
 139 #if defined(TOOLKIT_VIEWS)
 140   prefs->caret_blink_interval = views::Textfield::GetCaretBlinkInterval();
 141 #endif
 142
 143 #if defined(OS_MACOSX)
 144   base::TimeDelta interval;
 145   if (ui::TextInsertionCaretBlinkPeriod(&interval))
 146     prefs->caret_blink_interval = interval;
 147 #endif
 148
 149 #if defined(USE_AURA) && defined(OS_LINUX) && !defined(OS_CHROMEOS)
 150   views::LinuxUI* linux_ui = views::LinuxUI::instance();
 151   if (linux_ui) {
 152     if (ThemeServiceFactory::GetForProfile(profile)->UsingSystemTheme()) {
 153       prefs->focus_ring_color = linux_ui->GetFocusRingColor();
 154       prefs->active_selection_bg_color = linux_ui->GetActiveSelectionBgColor();
 155       prefs->active_selection_fg_color = linux_ui->GetActiveSelectionFgColor();
 156       prefs->inactive_selection_bg_color =
 157         linux_ui->GetInactiveSelectionBgColor();
 158       prefs->inactive_selection_fg_color =
 159         linux_ui->GetInactiveSelectionFgColor();
 160     }
 161
 162     // If we have a linux_ui object, set the caret blink interval regardless of
 163     // whether we're in native theme mode.
 164     prefs->caret_blink_interval = linux_ui->GetCursorBlinkInterval();
 165   }
 166 #endif
 167
 168 #if defined(OS_LINUX) || defined(OS_ANDROID) || defined(OS_WIN)
 169   content::UpdateFontRendererPreferencesFromSystemSettings(prefs);
 170 #endif
 171
 172 #if !defined(OS_MACOSX)
 173   prefs->plugin_fullscreen_allowed =
 174       pref_service->GetBoolean(prefs::kFullscreenAllowed);
 175 #endif
 176
 177   PrefService* local_state = g_browser_process->local_state();
 178   if (local_state) {
 179     prefs->allow_cross_origin_auth_prompt =
 180         local_state->GetBoolean(prefs::kAllowCrossOriginAuthPrompt);
 181   }
 182
 183   if (::features::IsFormControlsRefreshEnabled()) {
 184 #if defined(OS_MACOSX)
 185     prefs->focus_ring_color = SkColorSetRGB(0x00, 0x5F, 0xCC);
 186 #else
 187     prefs->focus_ring_color = SkColorSetRGB(0x10, 0x10, 0x10);
 188 #endif
 189   }
 190 }
 191
 192 }  // namespace renderer_preferences_util