chrome/browser/supervised_user/chromeos/supervised_user_password_service.cc

   1 // Copyright 2014 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/supervised_user/chromeos/supervised_user_password_service.h"
   6
   7 #include "base/bind.h"
   8 #include "base/values.h"
   9 #include "chrome/browser/chromeos/login/supervised/supervised_user_authentication.h"
  10 #include "chrome/browser/chromeos/login/users/chrome_user_manager.h"
  11 #include "chrome/browser/chromeos/login/users/supervised_user_manager.h"
  12 #include "chrome/browser/supervised_user/legacy/supervised_user_sync_service.h"
  13 #include "chrome/browser/supervised_user/supervised_user_constants.h"
  14
  15 namespace chromeos {
  16
  17 SupervisedUserPasswordService::SupervisedUserPasswordService()
  18     : weak_ptr_factory_(this) {}
  19
  20 SupervisedUserPasswordService::~SupervisedUserPasswordService() {}
  21
  22 void SupervisedUserPasswordService::Init(
  23     const std::string& user_id,
  24     SupervisedUserSharedSettingsService* shared_settings_service) {
  25   user_id_ = user_id;
  26   settings_service_ = shared_settings_service;
  27   settings_service_subscription_ = settings_service_->Subscribe(
  28       base::Bind(&SupervisedUserPasswordService::OnSharedSettingsChange,
  29                  weak_ptr_factory_.GetWeakPtr()));
  30
  31   // Force value check in case we have missed some notification.
  32
  33   chromeos::SupervisedUserManager* supervised_user_manager =
  34       ChromeUserManager::Get()->GetSupervisedUserManager();
  35
  36   OnSharedSettingsChange(supervised_user_manager->GetUserSyncId(user_id),
  37                          supervised_users::kChromeOSPasswordData);
  38 }
  39
  40 void SupervisedUserPasswordService::OnSharedSettingsChange(
  41     const std::string& su_id,
  42     const std::string& key) {
  43   if (key != supervised_users::kChromeOSPasswordData)
  44     return;
  45   chromeos::SupervisedUserManager* supervised_user_manager =
  46       ChromeUserManager::Get()->GetSupervisedUserManager();
  47   const user_manager::User* user = supervised_user_manager->FindBySyncId(su_id);
  48   if (user == NULL) {
  49     LOG(WARNING) << "Got notification for user not on device.";
  50     return;
  51   }
  52   DCHECK(user_id_ == user->email());
  53   if (user_id_ != user->email())
  54     return;
  55   const base::Value* value = settings_service_->GetValue(su_id, key);
  56   if (value == NULL) {
  57     LOG(WARNING) << "Got empty value from sync.";
  58     return;
  59   }
  60   const base::DictionaryValue* dict;
  61   if (!value->GetAsDictionary(&dict)) {
  62     LOG(WARNING) << "Got non-dictionary value from sync.";
  63     return;
  64   }
  65   chromeos::SupervisedUserAuthentication* auth =
  66       supervised_user_manager->GetAuthentication();
  67   if (!auth->NeedPasswordChange(user_id_, dict))
  68     return;
  69   auth->ScheduleSupervisedPasswordChange(user_id_, dict);
  70 }
  71
  72 void SupervisedUserPasswordService::Shutdown() {
  73     settings_service_subscription_.reset();
  74 }
  75
  76 }  // namespace chromeos