chrome/browser/autofill/risk_util.cc

   1 // Copyright 2015 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/autofill/risk_util.h"
   6
   7 #include "base/base64.h"
   8 #include "base/callback.h"
   9 #include "base/prefs/pref_service.h"
  10 #include "base/time/time.h"
  11 #include "chrome/browser/apps/app_window_registry_util.h"
  12 #include "chrome/browser/browser_process.h"
  13 #include "chrome/browser/profiles/profile.h"
  14 #include "chrome/browser/ui/browser.h"
  15 #include "chrome/common/chrome_content_client.h"
  16 #include "chrome/common/pref_names.h"
  17 #include "components/autofill/content/browser/risk/fingerprint.h"
  18 #include "components/autofill/content/browser/risk/proto/fingerprint.pb.h"
  19 #include "components/metrics/metrics_service.h"
  20 #include "components/version_info/version_info.h"
  21 #include "content/public/browser/web_contents.h"
  22
  23 #if !defined(OS_ANDROID)
  24 #include "chrome/browser/ui/browser_finder.h"
  25 #include "chrome/browser/ui/browser_window.h"
  26 #include "extensions/browser/app_window/app_window.h"
  27 #include "extensions/browser/app_window/native_app_window.h"
  28 #include "ui/base/base_window.h"
  29 #endif
  30
  31 namespace autofill {
  32
  33 namespace {
  34
  35 void PassRiskData(const base::Callback<void(const std::string&)>& callback,
  36                   scoped_ptr<risk::Fingerprint> fingerprint) {
  37   std::string proto_data, risk_data;
  38   fingerprint->SerializeToString(&proto_data);
  39   base::Base64Encode(proto_data, &risk_data);
  40   callback.Run(risk_data);
  41 }
  42
  43 #if !defined(OS_ANDROID)
  44 // Returns the containing window for the given |web_contents|. The containing
  45 // window might be a browser window for a Chrome tab, or it might be an app
  46 // window for a platform app.
  47 ui::BaseWindow* GetBaseWindowForWebContents(
  48     content::WebContents* web_contents) {
  49   Browser* browser = chrome::FindBrowserWithWebContents(web_contents);
  50   if (browser)
  51     return browser->window();
  52
  53   gfx::NativeWindow native_window = web_contents->GetTopLevelNativeWindow();
  54   extensions::AppWindow* app_window =
  55       AppWindowRegistryUtil::GetAppWindowForNativeWindowAnyProfile(
  56           native_window);
  57   return app_window->GetBaseWindow();
  58 }
  59 #endif
  60
  61 }  // namespace
  62
  63 void LoadRiskData(uint64 obfuscated_gaia_id,
  64                   content::WebContents* web_contents,
  65                   const base::Callback<void(const std::string&)>& callback) {
  66   // No easy way to get window bounds on Android, and that signal isn't very
  67   // useful anyway (given that we're also including the bounds of the web
  68   // contents).
  69   gfx::Rect window_bounds;
  70 #if !defined(OS_ANDROID)
  71   window_bounds = GetBaseWindowForWebContents(web_contents)->GetBounds();
  72 #endif
  73
  74   const PrefService* user_prefs =
  75       Profile::FromBrowserContext(web_contents->GetBrowserContext())
  76           ->GetPrefs();
  77   std::string charset = user_prefs->GetString(::prefs::kDefaultCharset);
  78   std::string accept_languages =
  79       user_prefs->GetString(::prefs::kAcceptLanguages);
  80   base::Time install_time = base::Time::FromTimeT(
  81       g_browser_process->metrics_service()->GetInstallDate());
  82
  83   risk::GetFingerprint(obfuscated_gaia_id, window_bounds, web_contents,
  84                        version_info::GetVersionNumber(), charset,
  85                        accept_languages, install_time,
  86                        g_browser_process->GetApplicationLocale(),
  87                        GetUserAgent(), base::Bind(PassRiskData, callback));
  88 }
  89
  90 }  // namespace autofill