src/chrome/browser/ui/startup/bad_flags_prompt.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/ui/startup/bad_flags_prompt.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/files/file_path.h"
   9 #include "base/strings/utf_string_conversions.h"
  10 #include "chrome/browser/infobars/infobar_service.h"
  11 #include "chrome/browser/infobars/simple_alert_infobar_delegate.h"
  12 #include "chrome/browser/ui/browser.h"
  13 #include "chrome/browser/ui/simple_message_box.h"
  14 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  15 #include "chrome/common/chrome_paths.h"
  16 #include "chrome/common/chrome_switches.h"
  17 #include "chrome/common/switch_utils.h"
  18 #include "components/startup_metric_utils/startup_metric_utils.h"
  19 #include "components/translate/core/common/translate_switches.h"
  20 #include "extensions/common/switches.h"
  21 #include "grit/chromium_strings.h"
  22 #include "grit/generated_resources.h"
  23 #include "ui/base/l10n/l10n_util.h"
  24 #include "ui/base/resource/resource_bundle.h"
  25
  26 namespace chrome {
  27
  28 void ShowBadFlagsPrompt(Browser* browser) {
  29   content::WebContents* web_contents =
  30       browser->tab_strip_model()->GetActiveWebContents();
  31   if (!web_contents)
  32     return;
  33
  34   // Unsupported flags for which to display a warning that "stability and
  35   // security will suffer".
  36   static const char* kBadFlags[] = {
  37     // These imply disabling the sandbox.
  38     switches::kSingleProcess,
  39     switches::kNoSandbox,
  40     switches::kDisableWebSecurity,
  41     // Browser plugin is dangerous on regular pages because it breaks the Same
  42     // Origin Policy.
  43     switches::kEnableBrowserPluginForAllViewTypes,
  44     extensions::switches::kExtensionsOnChromeURLs,
  45     // This parameter should be used only for server side developments.
  46     translate::switches::kTranslateScriptURL,
  47     translate::switches::kTranslateSecurityOrigin,
  48   #if defined(ENABLE_WEBRTC)
  49     // This flag disables security of media packets in WebRTC.
  50     switches::kDisableWebRtcEncryption,
  51   #endif
  52     NULL
  53   };
  54
  55   for (const char** flag = kBadFlags; *flag; ++flag) {
  56     if (CommandLine::ForCurrentProcess()->HasSwitch(*flag)) {
  57       SimpleAlertInfoBarDelegate::Create(
  58           InfoBarService::FromWebContents(web_contents),
  59           InfoBarDelegate::kNoIconID,
  60           l10n_util::GetStringFUTF16(IDS_BAD_FLAGS_WARNING_MESSAGE,
  61                                      base::UTF8ToUTF16(
  62                                          std::string("--") + *flag)),
  63           false);
  64       return;
  65     }
  66   }
  67 }
  68
  69 void MaybeShowInvalidUserDataDirWarningDialog() {
  70   const base::FilePath& user_data_dir = GetInvalidSpecifiedUserDataDir();
  71   if (user_data_dir.empty())
  72     return;
  73
  74   startup_metric_utils::SetNonBrowserUIDisplayed();
  75
  76   // Ensure the ResourceBundle is initialized for string resource access.
  77   bool cleanup_resource_bundle = false;
  78   if (!ResourceBundle::HasSharedInstance()) {
  79     cleanup_resource_bundle = true;
  80     std::string locale = l10n_util::GetApplicationLocale(std::string());
  81     const char kUserDataDirDialogFallbackLocale[] = "en-US";
  82     if (locale.empty())
  83       locale = kUserDataDirDialogFallbackLocale;
  84     ResourceBundle::InitSharedInstanceWithLocale(locale, NULL);
  85   }
  86
  87   const base::string16& title =
  88       l10n_util::GetStringUTF16(IDS_CANT_WRITE_USER_DIRECTORY_TITLE);
  89   const base::string16& message =
  90       l10n_util::GetStringFUTF16(IDS_CANT_WRITE_USER_DIRECTORY_SUMMARY,
  91                                  user_data_dir.LossyDisplayName());
  92
  93   if (cleanup_resource_bundle)
  94     ResourceBundle::CleanupSharedInstance();
  95
  96   // More complex dialogs cannot be shown before the earliest calls here.
  97   ShowMessageBox(NULL, title, message, chrome::MESSAGE_BOX_TYPE_WARNING);
  98 }
  99
 100 }  // namespace chrome