Adding notifications for new sync types.

chrome/browser/sync/profile_sync_service.cc

 // Copyright (c) 2011 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/sync/profile_sync_service.h"
 
 #include <stddef.h>
 #include <map>
 #include <ostream>
 #include <set>
@@ skipping 302 matching lines @@
   pref_service->RegisterBooleanPref(prefs::kSyncManaged,
                                     false,
                                     PrefService::UNSYNCABLE_PREF);
   pref_service->RegisterStringPref(prefs::kEncryptionBootstrapToken,
                                    "",
                                    PrefService::UNSYNCABLE_PREF);
 
   pref_service->RegisterBooleanPref(prefs::kSyncAutofillProfile,
                                     enable_by_default,
                                     PrefService::UNSYNCABLE_PREF);
+
+  // We started prompting people about new data types starting with the
+  // rollout of TYPED_URLs - all previously launched data types are treated
+  // as if they are already acknowledged.
+  syncable::ModelTypeBitSet model_set;
+  model_set.set(syncable::BOOKMARKS);
+  model_set.set(syncable::PREFERENCES);
+  model_set.set(syncable::PASSWORDS);
+  model_set.set(syncable::AUTOFILL_PROFILE);
+  model_set.set(syncable::AUTOFILL);
+  model_set.set(syncable::THEMES);
+  model_set.set(syncable::EXTENSIONS);
+  model_set.set(syncable::NIGORI);
+  model_set.set(syncable::SEARCH_ENGINES);
+  model_set.set(syncable::APPS);
+  pref_service->RegisterListPref(prefs::kAcknowledgedSyncTypes,
+                                 syncable::ModelTypeBitSetToValue(model_set),
+                                 PrefService::UNSYNCABLE_PREF);
 }
 
 void ProfileSyncService::ClearPreferences() {
   PrefService* pref_service = profile_->GetPrefs();
   pref_service->ClearPref(prefs::kSyncLastSyncedTime);
   pref_service->ClearPref(prefs::kSyncHasSetupCompleted);
   pref_service->ClearPref(prefs::kEncryptionBootstrapToken);
 
   // TODO(nick): The current behavior does not clear e.g. prefs::kSyncBookmarks.
   // Is that really what we want?
@@ skipping 587 matching lines @@
   if (!backend_.get() &&
       unrecoverable_error_detected_ == false) {
     NOTREACHED();
     return;
   }
 
   profile_->GetPrefs()->SetBoolean(prefs::kKeepEverythingSynced,
       sync_everything);
 
   ChangePreferredDataTypes(chosen_types);
+  AcknowledgeSyncedTypes();
   profile_->GetPrefs()->ScheduleSavePersistentPrefs();
 }
 
 void ProfileSyncService::OnUserCancelledDialog() {
   if (!HasSyncSetupCompleted()) {
     // A sync dialog was aborted before authentication.
     // Rollback.
     expect_sync_configuration_aborted_ = true;
     DisableForUser();
   }
@@ skipping 444 matching lines @@
   // is initialized, all enabled data types are consistent with one
   // another, and no unrecoverable error has transpired.
   if (unrecoverable_error_detected_)
     return false;
 
   if (!data_type_manager_.get())
     return false;
 
   return data_type_manager_->state() == DataTypeManager::CONFIGURED;
 }
+
+void ProfileSyncService::AcknowledgeSyncedTypes() {
+  syncable::ModelTypeBitSet acknowledged = syncable::ModelTypeBitSetFromValue(
+      *profile_->GetPrefs()->GetList(prefs::kAcknowledgedSyncTypes));
+  syncable::ModelTypeSet registered;
+  GetRegisteredDataTypes(&registered);
+  syncable::ModelTypeBitSet registered_bit_set =
+      syncable::ModelTypeBitSetFromSet(registered);
+
+  // Add the registered types to the current set of acknowledged types, and then
+  // store the resulting set in prefs.
+  acknowledged |= registered_bit_set;
+  scoped_ptr<ListValue> value(syncable::ModelTypeBitSetToValue(acknowledged));
+  profile_->GetPrefs()->Set(prefs::kAcknowledgedSyncTypes, *value);
+  profile_->GetPrefs()->ScheduleSavePersistentPrefs();
+}
+
+syncable::ModelTypeBitSet ProfileSyncService::GetUnacknowledgedTypes() const {
+  syncable::ModelTypeBitSet unacknowledged;
+  if (HasSyncSetupCompleted() &&
+      profile_->GetPrefs()->GetBoolean(prefs::kKeepEverythingSynced)) {
+    // User is "syncing everything" - see if we've added any new data types.
+    syncable::ModelTypeBitSet acknowledged =
+        syncable::ModelTypeBitSetFromValue(
+            *profile_->GetPrefs()->GetList(prefs::kAcknowledgedSyncTypes));
+    syncable::ModelTypeSet registered;
+    GetRegisteredDataTypes(&registered);
+    syncable::ModelTypeBitSet registered_bit_set =
+        syncable::ModelTypeBitSetFromSet(registered);
+    unacknowledged = registered_bit_set & ~acknowledged;
+  }
+  return unacknowledged;
+}
+