chrome/browser/prefs/command_line_pref_store.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/prefs/command_line_pref_store.h"
   6
   7 #include <string>
   8 #include <vector>
   9
  10 #include "base/logging.h"
  11 #include "base/strings/string_number_conversions.h"
  12 #include "base/strings/string_split.h"
  13 #include "base/values.h"
  14 #include "chrome/browser/prefs/proxy_config_dictionary.h"
  15 #include "chrome/common/chrome_switches.h"
  16 #include "chrome/common/pref_names.h"
  17 #include "ui/base/ui_base_switches.h"
  18
  19 #if defined(OS_CHROMEOS)
  20 #include "chromeos/chromeos_switches.h"
  21 #endif
  22
  23 const CommandLinePrefStore::StringSwitchToPreferenceMapEntry
  24     CommandLinePrefStore::string_switch_map_[] = {
  25       { switches::kLang, prefs::kApplicationLocale },
  26       { switches::kAuthSchemes, prefs::kAuthSchemes },
  27       { switches::kAuthServerWhitelist, prefs::kAuthServerWhitelist },
  28       { switches::kAuthNegotiateDelegateWhitelist,
  29           prefs::kAuthNegotiateDelegateWhitelist },
  30       { switches::kGSSAPILibraryName, prefs::kGSSAPILibraryName },
  31       { data_reduction_proxy::switches::kDataReductionProxy,
  32           data_reduction_proxy::prefs::kDataReductionProxy },
  33       { switches::kDiskCacheDir, prefs::kDiskCacheDir },
  34       { switches::kSSLVersionMin, prefs::kSSLVersionMin },
  35       { switches::kSSLVersionMax, prefs::kSSLVersionMax },
  36 };
  37
  38 const CommandLinePrefStore::BooleanSwitchToPreferenceMapEntry
  39     CommandLinePrefStore::boolean_switch_map_[] = {
  40       { switches::kDisableAuthNegotiateCnameLookup,
  41           prefs::kDisableAuthNegotiateCnameLookup, true },
  42       { switches::kEnableAuthNegotiatePort, prefs::kEnableAuthNegotiatePort,
  43           true },
  44       { switches::kDisable3DAPIs, prefs::kDisable3DAPIs, true },
  45       { switches::kEnableCloudPrintProxy, prefs::kCloudPrintProxyEnabled,
  46           true },
  47       { switches::kAllowOutdatedPlugins, prefs::kPluginsAllowOutdated, true },
  48       { switches::kAlwaysAuthorizePlugins, prefs::kPluginsAlwaysAuthorize,
  49           true },
  50       { switches::kNoPings, prefs::kEnableHyperlinkAuditing, false },
  51       { switches::kNoReferrers, prefs::kEnableReferrers, false },
  52       { switches::kAllowRunningInsecureContent,
  53         prefs::kWebKitAllowRunningInsecureContent, true },
  54       { switches::kNoDisplayingInsecureContent,
  55         prefs::kWebKitAllowDisplayingInsecureContent, false },
  56       { switches::kAllowCrossOriginAuthPrompt,
  57         prefs::kAllowCrossOriginAuthPrompt, true },
  58       { switches::kDisableSSLFalseStart, prefs::kDisableSSLRecordSplitting,
  59           true },
  60 #if defined(GOOGLE_CHROME_BUILD)
  61       { switches::kDisablePrintPreview, prefs::kPrintPreviewDisabled, true },
  62 #else
  63       { switches::kEnablePrintPreview, prefs::kPrintPreviewDisabled, false },
  64 #endif
  65 #if defined(OS_CHROMEOS)
  66       { chromeos::switches::kEnableTouchpadThreeFingerClick,
  67           prefs::kEnableTouchpadThreeFingerClick, true },
  68 #endif
  69       { switches::kDisableAsyncDns, prefs::kBuiltInDnsClientEnabled, false },
  70       { switches::kEnableAsyncDns, prefs::kBuiltInDnsClientEnabled, true },
  71 };
  72
  73 const CommandLinePrefStore::IntegerSwitchToPreferenceMapEntry
  74     CommandLinePrefStore::integer_switch_map_[] = {
  75       { switches::kDiskCacheSize, prefs::kDiskCacheSize },
  76       { switches::kMediaCacheSize, prefs::kMediaCacheSize },
  77     };
  78
  79 CommandLinePrefStore::CommandLinePrefStore(const CommandLine* command_line)
  80     : command_line_(command_line) {
  81   ApplySimpleSwitches();
  82   ApplyProxyMode();
  83   ValidateProxySwitches();
  84   ApplySSLSwitches();
  85   ApplyBackgroundModeSwitches();
  86 }
  87
  88 CommandLinePrefStore::~CommandLinePrefStore() {}
  89
  90 bool CommandLinePrefStore::ValidateProxySwitches() {
  91   if (command_line_->HasSwitch(switches::kNoProxyServer) &&
  92       (command_line_->HasSwitch(switches::kProxyAutoDetect) ||
  93        command_line_->HasSwitch(switches::kProxyServer) ||
  94        command_line_->HasSwitch(switches::kProxyPacUrl) ||
  95        command_line_->HasSwitch(switches::kProxyBypassList))) {
  96     LOG(WARNING) << "Additional command-line proxy switches specified when --"
  97                  << switches::kNoProxyServer << " was also specified.";
  98     return false;
  99   }
 100   return true;
 101 }
 102
 103 void CommandLinePrefStore::ApplySimpleSwitches() {
 104   // Look for each switch we know about and set its preference accordingly.
 105   for (size_t i = 0; i < arraysize(string_switch_map_); ++i) {
 106     if (command_line_->HasSwitch(string_switch_map_[i].switch_name)) {
 107       base::Value* value = base::Value::CreateStringValue(command_line_->
 108           GetSwitchValueASCII(string_switch_map_[i].switch_name));
 109       SetValue(string_switch_map_[i].preference_path, value);
 110     }
 111   }
 112
 113   for (size_t i = 0; i < arraysize(integer_switch_map_); ++i) {
 114     if (command_line_->HasSwitch(integer_switch_map_[i].switch_name)) {
 115       std::string str_value = command_line_->GetSwitchValueASCII(
 116           integer_switch_map_[i].switch_name);
 117       int int_value = 0;
 118       if (!base::StringToInt(str_value, &int_value)) {
 119         LOG(ERROR) << "The value " << str_value << " of "
 120                    << integer_switch_map_[i].switch_name
 121                    << " can not be converted to integer, ignoring!";
 122         continue;
 123       }
 124       base::Value* value = base::Value::CreateIntegerValue(int_value);
 125       SetValue(integer_switch_map_[i].preference_path, value);
 126     }
 127   }
 128
 129   for (size_t i = 0; i < arraysize(boolean_switch_map_); ++i) {
 130     if (command_line_->HasSwitch(boolean_switch_map_[i].switch_name)) {
 131       base::Value* value = base::Value::CreateBooleanValue(
 132           boolean_switch_map_[i].set_value);
 133       SetValue(boolean_switch_map_[i].preference_path, value);
 134     }
 135   }
 136 }
 137
 138 void CommandLinePrefStore::ApplyProxyMode() {
 139   if (command_line_->HasSwitch(switches::kNoProxyServer)) {
 140     SetValue(prefs::kProxy,
 141              ProxyConfigDictionary::CreateDirect());
 142   } else if (command_line_->HasSwitch(switches::kProxyPacUrl)) {
 143     std::string pac_script_url =
 144         command_line_->GetSwitchValueASCII(switches::kProxyPacUrl);
 145     SetValue(prefs::kProxy,
 146              ProxyConfigDictionary::CreatePacScript(pac_script_url, false));
 147   } else if (command_line_->HasSwitch(switches::kProxyAutoDetect)) {
 148     SetValue(prefs::kProxy,
 149              ProxyConfigDictionary::CreateAutoDetect());
 150   } else if (command_line_->HasSwitch(switches::kProxyServer)) {
 151     std::string proxy_server =
 152         command_line_->GetSwitchValueASCII(switches::kProxyServer);
 153     std::string bypass_list =
 154         command_line_->GetSwitchValueASCII(switches::kProxyBypassList);
 155     SetValue(prefs::kProxy,
 156              ProxyConfigDictionary::CreateFixedServers(proxy_server,
 157                                                        bypass_list));
 158   }
 159 }
 160
 161 void CommandLinePrefStore::ApplySSLSwitches() {
 162   if (command_line_->HasSwitch(switches::kCipherSuiteBlacklist)) {
 163     std::string cipher_suites =
 164         command_line_->GetSwitchValueASCII(switches::kCipherSuiteBlacklist);
 165     std::vector<std::string> cipher_strings;
 166     base::SplitString(cipher_suites, ',', &cipher_strings);
 167     base::ListValue* list_value = new base::ListValue();
 168     for (std::vector<std::string>::const_iterator it = cipher_strings.begin();
 169          it != cipher_strings.end(); ++it) {
 170       list_value->Append(base::Value::CreateStringValue(*it));
 171     }
 172     SetValue(prefs::kCipherSuiteBlacklist, list_value);
 173   }
 174 }
 175
 176 void CommandLinePrefStore::ApplyBackgroundModeSwitches() {
 177   if (command_line_->HasSwitch(switches::kDisableBackgroundMode) ||
 178       command_line_->HasSwitch(switches::kDisableExtensions)) {
 179     base::Value* value = base::Value::CreateBooleanValue(false);
 180     SetValue(prefs::kBackgroundModeEnabled, value);
 181   }
 182 }