chrome/browser/supervised_user/custodian_profile_downloader_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/custodian_profile_downloader_service.h"
   6
   7 #include "base/prefs/pref_service.h"
   8 #include "chrome/browser/profiles/profile.h"
   9 #include "chrome/common/pref_names.h"
  10 #include "google_apis/gaia/gaia_auth_util.h"
  11
  12 CustodianProfileDownloaderService::CustodianProfileDownloaderService(
  13     Profile* custodian_profile)
  14         : custodian_profile_(custodian_profile) {
  15 }
  16
  17 CustodianProfileDownloaderService::~CustodianProfileDownloaderService() {}
  18
  19 void CustodianProfileDownloaderService::Shutdown() {
  20   profile_downloader_.reset();
  21 }
  22
  23 void CustodianProfileDownloaderService::DownloadProfile(
  24     const DownloadProfileCallback& callback) {
  25   // The user must be logged in.
  26   std::string username = custodian_profile_->GetPrefs()->GetString(
  27       prefs::kGoogleServicesUsername);
  28   if (username.empty())
  29     return;
  30
  31   download_callback_ = callback;
  32   std::string current_email = custodian_profile_->GetProfileName();
  33   if (gaia::AreEmailsSame(last_downloaded_profile_email_, current_email)) {
  34     // Profile was previously downloaded successfully, use it as it is unlikely
  35     // that we will need to download it again.
  36     OnProfileDownloadSuccess(profile_downloader_.get());
  37     return;
  38   }
  39   // If another profile download is in progress, drop it. It's not worth
  40   // queueing them up, and more likely that the one that hasn't ended yet is
  41   // failing somehow than that the new one won't succeed.
  42   in_progress_profile_email_ = current_email;
  43   profile_downloader_.reset(new ProfileDownloader(this));
  44   profile_downloader_->Start();
  45 }
  46
  47 bool CustodianProfileDownloaderService::NeedsProfilePicture() const {
  48   return false;
  49 }
  50
  51 int CustodianProfileDownloaderService::GetDesiredImageSideLength() const {
  52   return 0;
  53 }
  54
  55 std::string CustodianProfileDownloaderService::GetCachedPictureURL() const {
  56   return std::string();
  57 }
  58
  59 Profile* CustodianProfileDownloaderService::GetBrowserProfile() {
  60   DCHECK(custodian_profile_);
  61   return custodian_profile_;
  62 }
  63
  64 void CustodianProfileDownloaderService::OnProfileDownloadSuccess(
  65     ProfileDownloader* downloader) {
  66   download_callback_.Run(downloader->GetProfileFullName());
  67   download_callback_.Reset();
  68   last_downloaded_profile_email_ = in_progress_profile_email_;
  69 }
  70
  71 void CustodianProfileDownloaderService::OnProfileDownloadFailure(
  72     ProfileDownloader* downloader,
  73     ProfileDownloaderDelegate::FailureReason reason) {
  74   // Ignore failures; proceed without the custodian's name.
  75   download_callback_.Reset();
  76   profile_downloader_.reset();
  77 }