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// Copyright (c) 2010 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/glue/extension_sync_traits.h"
#include "base/string_piece.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/sync/engine/syncapi.h"
#include "chrome/browser/sync/glue/extension_util.h"
#include "chrome/browser/sync/protocol/app_specifics.pb.h"
#include "chrome/browser/sync/protocol/extension_specifics.pb.h"
#include "chrome/common/extensions/extension.h"
namespace browser_sync {
ExtensionSyncTraits::ExtensionSyncTraits(
syncable::ModelType model_type,
IsValidAndSyncablePredicate is_valid_and_syncable,
ShouldHandleExtensionUninstallPredicate
should_handle_extension_uninstall,
const char* root_node_tag,
ExtensionSpecificsGetter extension_specifics_getter,
ExtensionSpecificsSetter extension_specifics_setter,
ExtensionSpecificsEntityGetter extension_specifics_entity_getter)
: model_type(model_type),
is_valid_and_syncable(is_valid_and_syncable),
should_handle_extension_uninstall(should_handle_extension_uninstall),
root_node_tag(root_node_tag),
extension_specifics_getter(extension_specifics_getter),
extension_specifics_setter(extension_specifics_setter),
extension_specifics_entity_getter(extension_specifics_entity_getter) {}
ExtensionSyncTraits::~ExtensionSyncTraits() {}
namespace {
const sync_pb::ExtensionSpecifics& GetExtensionSpecifics(
const sync_api::BaseNode& node) {
return node.GetExtensionSpecifics();
}
void SetExtensionSpecifics(
const sync_pb::ExtensionSpecifics& extension_specifics,
sync_api::WriteNode* node) {
node->SetTitle(UTF8ToWide(extension_specifics.name()));
node->SetExtensionSpecifics(extension_specifics);
}
bool GetExtensionSpecificsFromEntity(
const sync_pb::EntitySpecifics& entity_specifics,
sync_pb::ExtensionSpecifics* extension_specifics) {
if (!entity_specifics.HasExtension(sync_pb::extension)) {
return false;
}
*extension_specifics = entity_specifics.GetExtension(sync_pb::extension);
return true;
}
bool IsSyncableExtension(Extension::Type type, const GURL& update_url) {
switch (type) {
case Extension::TYPE_EXTENSION:
return true;
case Extension::TYPE_USER_SCRIPT:
// We only want to sync user scripts with update URLs.
return !update_url.is_empty();
default:
return false;
}
}
bool IsValidAndSyncableExtension(const Extension& extension) {
return
IsExtensionValid(extension) &&
IsSyncableExtension(extension.GetType(), extension.update_url());
}
bool IsExtensionUninstall(
const UninstalledExtensionInfo& uninstalled_extension_info) {
return IsSyncableExtension(uninstalled_extension_info.extension_type,
uninstalled_extension_info.update_url);
}
} // namespace
ExtensionSyncTraits GetExtensionSyncTraits() {
return ExtensionSyncTraits(syncable::EXTENSIONS,
&IsValidAndSyncableExtension,
&IsExtensionUninstall,
"google_chrome_extensions",
&GetExtensionSpecifics,
&SetExtensionSpecifics,
&GetExtensionSpecificsFromEntity);
}
namespace {
const sync_pb::ExtensionSpecifics& GetExtensionSpecificsOfApp(
const sync_api::BaseNode& node) {
return node.GetAppSpecifics().extension();
}
void SetExtensionSpecificsOfApp(
const sync_pb::ExtensionSpecifics& extension_specifics,
sync_api::WriteNode* node) {
node->SetTitle(UTF8ToWide(extension_specifics.name()));
sync_pb::AppSpecifics app_specifics;
*app_specifics.mutable_extension() = extension_specifics;
node->SetAppSpecifics(app_specifics);
}
bool GetExtensionSpecificsFromEntityOfApp(
const sync_pb::EntitySpecifics& entity_specifics,
sync_pb::ExtensionSpecifics* extension_specifics) {
if (!entity_specifics.HasExtension(sync_pb::app)) {
return false;
}
*extension_specifics =
entity_specifics.GetExtension(sync_pb::app).extension();
return true;
}
bool IsSyncableApp(Extension::Type type) {
return
(type == Extension::TYPE_HOSTED_APP) ||
(type == Extension::TYPE_PACKAGED_APP);
}
bool IsValidAndSyncableApp(
const Extension& extension) {
return IsExtensionValid(extension) && IsSyncableApp(extension.GetType());
}
bool IsAppUninstall(
const UninstalledExtensionInfo& uninstalled_extension_info) {
return IsSyncableApp(uninstalled_extension_info.extension_type);
}
} // namespace
ExtensionSyncTraits GetAppSyncTraits() {
return ExtensionSyncTraits(syncable::APPS,
&IsValidAndSyncableApp,
&IsAppUninstall,
"google_chrome_apps",
&GetExtensionSpecificsOfApp,
&SetExtensionSpecificsOfApp,
&GetExtensionSpecificsFromEntityOfApp);
}
} // namespace browser_sync
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