Add FingerprintUnlock KeyedService for each profile

chrome/browser/chromeos/login/screens/user_selection_screen.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/login/screens/user_selection_screen.h"
 
 #include <stddef.h>
 
 #include <utility>
 
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browser_process_platform_part.h"
 #include "chrome/browser/chromeos/login/lock/screen_locker.h"
+#include "chrome/browser/chromeos/login/quick_unlock/fingerprint_unlock.h"
+#include "chrome/browser/chromeos/login/quick_unlock/fingerprint_unlock_factory.h"
 #include "chrome/browser/chromeos/login/quick_unlock/pin_storage.h"
 #include "chrome/browser/chromeos/login/quick_unlock/pin_storage_factory.h"
 #include "chrome/browser/chromeos/login/reauth_stats.h"
 #include "chrome/browser/chromeos/login/ui/login_display_host.h"
 #include "chrome/browser/chromeos/login/ui/views/user_board_view.h"
 #include "chrome/browser/chromeos/login/users/chrome_user_manager.h"
 #include "chrome/browser/chromeos/login/users/multi_profile_user_controller.h"
 #include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/signin/easy_unlock_service.h"
@@ skipping 27 matching lines @@
 const char kKeyIsOwner[] = "isOwner";
 const char kKeyIsActiveDirectory[] = "isActiveDirectory";
 const char kKeyInitialAuthType[] = "initialAuthType";
 const char kKeyMultiProfilesAllowed[] = "isMultiProfilesAllowed";
 const char kKeyMultiProfilesPolicy[] = "multiProfilesPolicy";
 const char kKeyInitialLocales[] = "initialLocales";
 const char kKeyInitialLocale[] = "initialLocale";
 const char kKeyInitialMultipleRecommendedLocales[] =
     "initialMultipleRecommendedLocales";
 const char kKeyInitialKeyboardLayout[] = "initialKeyboardLayout";
+const char kKeyAllowFingerprint[] = "allowFingerprint";
 
 // Max number of users to show.
 // Please keep synced with one in signin_userlist_unittest.cc.
 const size_t kMaxUsers = 18;
 
 const int kPasswordClearTimeoutSec = 60;
 
 void AddPublicSessionDetailsToUserDictionaryEntry(
     base::DictionaryValue* user_dict,
     const std::vector<std::string>* public_session_recommended_locales) {
@@ skipping 49 matching lines @@
     return false;
 
   quick_unlock::PinStorage* pin_storage =
       quick_unlock::PinStorageFactory::GetForUser(user);
   if (!pin_storage)
     return false;
 
   return pin_storage->IsPinAuthenticationAvailable();
 }
 
+bool AllowFingerprintForUser(user_manager::User* user) {
+  if (!user->is_logged_in())
+    return false;
+
+  quick_unlock::FingerprintUnlock* fingerprint_unlock =
+      quick_unlock::FingerprintUnlockFactory::GetForUser(user);
+  if (!fingerprint_unlock)
+    return false;
+
+  return fingerprint_unlock->IsFingerprintAuthenticationAvailable();
+}
+
 }  // namespace
 
 UserSelectionScreen::UserSelectionScreen(const std::string& display_type)
     : BaseScreen(nullptr, OobeScreen::SCREEN_USER_SELECTION),
       display_type_(display_type),
       weak_factory_(this) {}
 
 UserSelectionScreen::~UserSelectionScreen() {
   proximity_auth::ScreenlockBridge::Get()->SetLockHandler(nullptr);
   ui::UserActivityDetector* activity_detector = ui::UserActivityDetector::Get();
@@ skipping 29 matching lines @@
   user_dict->SetString(kKeyDisplayName, user->GetDisplayName());
   user_dict->SetBoolean(kKeyPublicAccount, is_public_session);
   user_dict->SetBoolean(kKeyLegacySupervisedUser, is_legacy_supervised_user);
   user_dict->SetBoolean(kKeyChildUser, is_child_user);
   user_dict->SetBoolean(kKeyDesktopUser, false);
   user_dict->SetInteger(kKeyInitialAuthType, auth_type);
   user_dict->SetBoolean(kKeyShowPin, CanShowPinForUser(user));
   user_dict->SetBoolean(kKeySignedIn, user->is_logged_in());
   user_dict->SetBoolean(kKeyIsOwner, is_owner);
   user_dict->SetBoolean(kKeyIsActiveDirectory, user->IsActiveDirectoryUser());
+  user_dict->SetBoolean(kKeyAllowFingerprint, AllowFingerprintForUser(user));
 
   FillMultiProfileUserPrefs(user, user_dict, is_signin_to_add);
   FillKnownUserPrefs(user, user_dict);
 
   if (is_public_session) {
     AddPublicSessionDetailsToUserDictionaryEntry(
         user_dict, public_session_recommended_locales);
   }
 }
 
@@ skipping 385 matching lines @@
   // The user profile should exist if and only if this is the lock screen.
   DCHECK_EQ(!!profile, GetScreenType() == LOCK_SCREEN);
 
   if (!profile)
     profile = profile_helper->GetSigninProfile();
 
   return EasyUnlockService::Get(profile);
 }
 
 }  // namespace chromeos