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// Copyright (c) 2012 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/extensions/extension_sync_bundle.h"
#include "base/location.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/extensions/extension_sorting.h"
#include "chrome/common/extensions/extension.h"
#include "chrome/common/extensions/extension_set.h"
#include "sync/api/sync_change_processor.h"
#include "sync/api/sync_error_factory.h"
namespace extensions {
ExtensionSyncBundle::ExtensionSyncBundle(ExtensionService* extension_service)
: extension_service_(extension_service), sync_processor_(NULL) {}
ExtensionSyncBundle::~ExtensionSyncBundle() {}
void ExtensionSyncBundle::SetupSync(
syncer::SyncChangeProcessor* sync_processor,
syncer::SyncErrorFactory* sync_error_factory,
const syncer::SyncDataList& initial_sync_data) {
sync_processor_.reset(sync_processor);
sync_error_factory_.reset(sync_error_factory);
for (syncer::SyncDataList::const_iterator i = initial_sync_data.begin();
i != initial_sync_data.end();
++i) {
ExtensionSyncData extension_sync_data(*i);
AddExtension(extension_sync_data.id());
extension_service_->ProcessExtensionSyncData(extension_sync_data);
}
}
void ExtensionSyncBundle::Reset() {
sync_processor_.reset();
sync_error_factory_.reset();
synced_extensions_.clear();
pending_sync_data_.clear();
}
syncer::SyncChange ExtensionSyncBundle::CreateSyncChangeToDelete(
const Extension* extension) const {
extensions::ExtensionSyncData sync_data =
extension_service_->GetExtensionSyncData(*extension);
return sync_data.GetSyncChange(syncer::SyncChange::ACTION_DELETE);
}
void ExtensionSyncBundle::ProcessDeletion(
std::string extension_id, const syncer::SyncChange& sync_change) {
RemoveExtension(extension_id);
sync_processor_->ProcessSyncChanges(FROM_HERE,
syncer::SyncChangeList(1, sync_change));
}
syncer::SyncChange ExtensionSyncBundle::CreateSyncChange(
const syncer::SyncData& sync_data) {
if (HasExtensionId(sync_data.GetTag())) {
return syncer::SyncChange(FROM_HERE,
syncer::SyncChange::ACTION_UPDATE,
sync_data);
} else {
AddExtension(sync_data.GetTag());
return syncer::SyncChange(FROM_HERE,
syncer::SyncChange::ACTION_ADD,
sync_data);
}
}
syncer::SyncDataList ExtensionSyncBundle::GetAllSyncData() const {
std::vector<ExtensionSyncData> extension_sync_data =
extension_service_->GetExtensionSyncDataList();
syncer::SyncDataList result(extension_sync_data.size());
for (int i = 0; i < static_cast<int>(extension_sync_data.size()); ++i) {
result[i] = extension_sync_data[i].GetSyncData();
}
return result;
}
void ExtensionSyncBundle::SyncChangeIfNeeded(const Extension& extension) {
ExtensionSyncData extension_sync_data =
extension_service_->GetExtensionSyncData(extension);
syncer::SyncChangeList sync_change_list(1, extension_sync_data.GetSyncChange(
HasExtensionId(extension.id()) ?
syncer::SyncChange::ACTION_UPDATE : syncer::SyncChange::ACTION_ADD));
sync_processor_->ProcessSyncChanges(FROM_HERE, sync_change_list);
MarkPendingExtensionSynced(extension.id());
}
void ExtensionSyncBundle::ProcessSyncChange(
ExtensionSyncData extension_sync_data) {
if (extension_sync_data.uninstalled())
RemoveExtension(extension_sync_data.id());
else
AddExtension(extension_sync_data.id());
extension_service_->ProcessExtensionSyncData(extension_sync_data);
}
void ExtensionSyncBundle::ProcessSyncChangeList(
syncer::SyncChangeList sync_change_list) {
sync_processor_->ProcessSyncChanges(FROM_HERE, sync_change_list);
}
bool ExtensionSyncBundle::HasExtensionId(
const std::string& id) const {
return synced_extensions_.find(id) != synced_extensions_.end();
}
bool ExtensionSyncBundle::HasPendingExtensionId(
const std::string& id) const {
return pending_sync_data_.find(id) != pending_sync_data_.end();
}
void ExtensionSyncBundle::AddPendingExtension(
const std::string& id,
const ExtensionSyncData& extension_sync_data) {
pending_sync_data_[id] = extension_sync_data;
}
bool ExtensionSyncBundle::HandlesExtension(const Extension& extension) const {
return sync_processor_ != NULL &&
extension.GetSyncType() == Extension::SYNC_TYPE_EXTENSION;
}
std::vector<ExtensionSyncData> ExtensionSyncBundle::GetPendingData() const {
std::vector<ExtensionSyncData> pending_extensions;
for (std::map<std::string, ExtensionSyncData>::const_iterator
i = pending_sync_data_.begin();
i != pending_sync_data_.end();
++i) {
pending_extensions.push_back(i->second);
}
return pending_extensions;
}
void ExtensionSyncBundle::GetExtensionSyncDataListHelper(
const ExtensionSet& extensions,
std::vector<ExtensionSyncData>* sync_data_list) const {
for (ExtensionSet::const_iterator it = extensions.begin();
it != extensions.end(); ++it) {
const Extension& extension = **it;
// If we have pending extension data for this extension, then this
// version is out of date. We'll sync back the version we got from
// sync.
if (HandlesExtension(extension) &&
!HasPendingExtensionId(extension.id())) {
sync_data_list->push_back(
extension_service_->GetExtensionSyncData(extension));
}
}
}
void ExtensionSyncBundle::AddExtension(const std::string& id) {
synced_extensions_.insert(id);
}
void ExtensionSyncBundle::RemoveExtension(const std::string& id) {
synced_extensions_.erase(id);
}
void ExtensionSyncBundle::MarkPendingExtensionSynced(const std::string& id) {
pending_sync_data_.erase(id);
synced_extensions_.insert(id);
}
} // namespace extensions
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