Make invalidations work for Chrome OS Kiosk Apps.

chrome/browser/invalidation/ticl_invalidation_service.cc

 // Copyright (c) 2013 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/invalidation/ticl_invalidation_service.h"
 
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
-#include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/invalidation/gcm_network_channel_delegate_impl.h"
+#include "chrome/browser/invalidation/invalidation_auth_provider.h"
 #include "chrome/browser/invalidation/invalidation_logger.h"
 #include "chrome/browser/invalidation/invalidation_service_util.h"
 #include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/signin/about_signin_internals.h"
-#include "chrome/browser/signin/about_signin_internals_factory.h"
-#include "chrome/browser/signin/profile_oauth2_token_service.h"
-#include "chrome/browser/signin/profile_oauth2_token_service_factory.h"
-#include "chrome/browser/signin/signin_manager.h"
-#include "content/public/browser/notification_service.h"
 #include "google_apis/gaia/gaia_constants.h"
 #include "sync/notifier/gcm_network_channel_delegate.h"
 #include "sync/notifier/invalidation_util.h"
 #include "sync/notifier/invalidator.h"
 #include "sync/notifier/invalidator_state.h"
 #include "sync/notifier/non_blocking_invalidator.h"
 #include "sync/notifier/object_id_invalidation_map.h"
 
 static const char* kOAuth2Scopes[] = {
   GaiaConstants::kGoogleTalkOAuth2Scope
@@ skipping 23 matching lines @@
   // has no significant state, -1 to never discard.
   -1,
 
   // Don't use initial delay unless the last request was an error.
   false,
 };
 
 namespace invalidation {
 
 TiclInvalidationService::TiclInvalidationService(
-    SigninManagerBase* signin,
-    ProfileOAuth2TokenService* oauth2_token_service,
+    scoped_ptr<InvalidationAuthProvider> auth_provider,
     Profile* profile)
     : OAuth2TokenService::Consumer("ticl_invalidation"),
       profile_(profile),
-      signin_manager_(signin),
-      oauth2_token_service_(oauth2_token_service),
+      auth_provider_(auth_provider.Pass()),
       invalidator_registrar_(new syncer::InvalidatorRegistrar()),
       request_access_token_backoff_(&kRequestAccessTokenBackoffPolicy),
-      logger_() {}
+      logger_() {
+}
 
 TiclInvalidationService::~TiclInvalidationService() {
   DCHECK(CalledOnValidThread());
 }
 
 void TiclInvalidationService::Init() {
   DCHECK(CalledOnValidThread());
 
   invalidator_storage_.reset(new InvalidatorStorage(profile_->GetPrefs()));
   if (invalidator_storage_->GetInvalidatorClientId().empty()) {
     // This also clears any existing state.  We can't reuse old invalidator
     // state with the new ID anyway.
     invalidator_storage_->SetInvalidatorClientId(GenerateInvalidatorClientId());
   }
 
   if (IsReadyToStart()) {
     StartInvalidator(PUSH_CLIENT_CHANNEL);
   }
 
-  notification_registrar_.Add(this,
-                              chrome::NOTIFICATION_GOOGLE_SIGNED_OUT,
-                              content::Source<Profile>(profile_));
-  oauth2_token_service_->AddObserver(this);
+  auth_provider_->AddObserver(this);
+  auth_provider_->GetTokenService()->AddObserver(this);
 }
 
 void TiclInvalidationService::InitForTest(syncer::Invalidator* invalidator) {
   // Here we perform the equivalent of Init() and StartInvalidator(), but with
   // some minor changes to account for the fact that we're injecting the
   // invalidator.
   invalidator_.reset(invalidator);
 
   invalidator_->RegisterHandler(this);
   invalidator_->UpdateRegisteredIds(
@@ skipping 50 matching lines @@
 
 std::string TiclInvalidationService::GetInvalidatorClientId() const {
   DCHECK(CalledOnValidThread());
   return invalidator_storage_->GetInvalidatorClientId();
 }
 
 InvalidationLogger* TiclInvalidationService::GetInvalidationLogger() {
   return &logger_;
 }
 
-void TiclInvalidationService::Observe(
-    int type,
-    const content::NotificationSource& source,
-    const content::NotificationDetails& details) {
-  DCHECK(CalledOnValidThread());
-  DCHECK_EQ(type, chrome::NOTIFICATION_GOOGLE_SIGNED_OUT);
-  Logout();
+InvalidationAuthProvider*
+TiclInvalidationService::GetInvalidationAuthProvider() {
+  return auth_provider_.get();
 }
 
 void TiclInvalidationService::RequestAccessToken() {
   // Only one active request at a time.
   if (access_token_request_ != NULL)
     return;
   request_access_token_retry_timer_.Stop();
   OAuth2TokenService::ScopeSet oauth2_scopes;
   for (size_t i = 0; i < arraysize(kOAuth2Scopes); i++)
     oauth2_scopes.insert(kOAuth2Scopes[i]);
   // Invalidate previous token, otherwise token service will return the same
   // token again.
-  const std::string& account_id = signin_manager_->GetAuthenticatedAccountId();
-  oauth2_token_service_->InvalidateToken(account_id,
-                                         oauth2_scopes,
-                                         access_token_);
+  const std::string& account_id = auth_provider_->GetAccountId();
+  OAuth2TokenService* token_service = auth_provider_->GetTokenService();
+  token_service->InvalidateToken(account_id, oauth2_scopes, access_token_);
   access_token_.clear();
-  access_token_request_ = oauth2_token_service_->StartRequest(account_id,
-                                                              oauth2_scopes,
-                                                              this);
+  access_token_request_ =
+      token_service->StartRequest(account_id, oauth2_scopes, this);
 }
 
 void TiclInvalidationService::OnGetTokenSuccess(
     const OAuth2TokenService::Request* request,
     const std::string& access_token,
     const base::Time& expiration_time) {
   DCHECK_EQ(access_token_request_, request);
   access_token_request_.reset();
   // Reset backoff time after successful response.
   request_access_token_backoff_.Reset();
@@ skipping 30 matching lines @@
       break;
     }
     default: {
       // We have no way to notify the user of this.  Do nothing.
     }
   }
 }
 
 void TiclInvalidationService::OnRefreshTokenAvailable(
     const std::string& account_id) {
-  if (signin_manager_->GetAuthenticatedAccountId() == account_id) {
+  if (auth_provider_->GetAccountId() == account_id) {
     if (!IsStarted() && IsReadyToStart()) {
       StartInvalidator(PUSH_CLIENT_CHANNEL);
     }
   }
 }
 
 void TiclInvalidationService::OnRefreshTokenRevoked(
     const std::string& account_id) {
-  if (signin_manager_->GetAuthenticatedAccountId() == account_id) {
+  if (auth_provider_->GetAccountId() == account_id) {
     access_token_.clear();
     if (IsStarted()) {
       UpdateInvalidatorCredentials();
     }
   }
 }
 
+void TiclInvalidationService::OnInvalidationAuthLogout() {
+  access_token_request_.reset();
+  request_access_token_retry_timer_.Stop();
+
+  if (IsStarted()) {
+    StopInvalidator();
+  }
+
+  // This service always expects to have a valid invalidator storage.
+  // So we must not only clear the old one, but also start a new one.
+  invalidator_storage_->Clear();
+  invalidator_storage_.reset(new InvalidatorStorage(profile_->GetPrefs()));
+  invalidator_storage_->SetInvalidatorClientId(GenerateInvalidatorClientId());
+}
+
 void TiclInvalidationService::OnInvalidatorStateChange(
     syncer::InvalidatorState state) {
   if (state == syncer::INVALIDATION_CREDENTIALS_REJECTED) {
     // This may be due to normal OAuth access token expiration.  If so, we must
     // fetch a new one using our refresh token.  Resetting the invalidator's
     // access token will not reset the invalidator's exponential backoff, so
     // it's safe to try to update the token every time we receive this signal.
     //
     // We won't be receiving any invalidations while the refresh is in progress,
     // we set our state to TRANSIENT_INVALIDATION_ERROR.  If the credentials
@@ skipping 13 matching lines @@
     const syncer::ObjectIdInvalidationMap& invalidation_map) {
   invalidator_registrar_->DispatchInvalidationsToHandlers(invalidation_map);
 
   logger_.OnInvalidation(invalidation_map);
 }
 
 std::string TiclInvalidationService::GetOwnerName() const { return "TICL"; }
 
 void TiclInvalidationService::Shutdown() {
   DCHECK(CalledOnValidThread());
-  oauth2_token_service_->RemoveObserver(this);
+  auth_provider_->GetTokenService()->RemoveObserver(this);
+  auth_provider_->RemoveObserver(this);
   if (IsStarted()) {
     StopInvalidator();
   }
   invalidator_storage_.reset();
   invalidator_registrar_.reset();
 }
 
 bool TiclInvalidationService::IsReadyToStart() {
   if (profile_->IsManaged()) {
     DVLOG(2) << "Not starting TiclInvalidationService: User is managed.";
     return false;
   }
 
-  if (signin_manager_->GetAuthenticatedUsername().empty()) {
+  if (auth_provider_->GetAccountId().empty()) {
     DVLOG(2) << "Not starting TiclInvalidationService: User is not signed in.";
     return false;
   }
 
-  if (!oauth2_token_service_) {
+  OAuth2TokenService* token_service = auth_provider_->GetTokenService();
+  if (!token_service) {
     DVLOG(2)
         << "Not starting TiclInvalidationService: "
         << "OAuth2TokenService unavailable.";
     return false;
   }
 
-  if (!oauth2_token_service_->RefreshTokenIsAvailable(
-          signin_manager_->GetAuthenticatedAccountId())) {
+  if (!token_service->RefreshTokenIsAvailable(auth_provider_->GetAccountId())) {
     DVLOG(2)
         << "Not starting TiclInvalidationServce: Waiting for refresh token.";
     return false;
   }
 
   return true;
 }
 
 bool TiclInvalidationService::IsStarted() {
   return invalidator_.get() != NULL;
@@ skipping 53 matching lines @@
 
   UpdateInvalidatorCredentials();
 
   invalidator_->RegisterHandler(this);
   invalidator_->UpdateRegisteredIds(
       this,
       invalidator_registrar_->GetAllRegisteredIds());
 }
 
 void TiclInvalidationService::UpdateInvalidatorCredentials() {
-  std::string email = signin_manager_->GetAuthenticatedUsername();
+  std::string email = auth_provider_->GetAccountId();
 
   DCHECK(!email.empty()) << "Expected user to be signed in.";
 
   DVLOG(2) << "UpdateCredentials: " << email;
   invalidator_->UpdateCredentials(email, access_token_);
 }
 
 void TiclInvalidationService::StopInvalidator() {
   DCHECK(invalidator_);
   invalidator_->UnregisterHandler(this);
   invalidator_.reset();
 }
 
-void TiclInvalidationService::Logout() {
-  access_token_request_.reset();
-  request_access_token_retry_timer_.Stop();
-
-  if (IsStarted()) {
-    StopInvalidator();
-  }
-
-  // This service always expects to have a valid invalidator storage.
-  // So we must not only clear the old one, but also start a new one.
-  invalidator_storage_->Clear();
-  invalidator_storage_.reset(new InvalidatorStorage(profile_->GetPrefs()));
-  invalidator_storage_->SetInvalidatorClientId(GenerateInvalidatorClientId());
-}
-
 }  // namespace invalidation