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// Copyright 2014 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 "base/bind.h"
#include "chrome/browser/sync/glue/local_device_info_provider_impl.h"
#include "chrome/common/chrome_version_info.h"
#include "content/public/browser/browser_thread.h"
#include "sync/util/get_session_name.h"
#include "ui/base/device_form_factor.h"
namespace browser_sync {
namespace {
// Converts VersionInfo::Channel to string for user-agent string.
std::string ChannelToString(chrome::VersionInfo::Channel channel) {
switch (channel) {
case chrome::VersionInfo::CHANNEL_UNKNOWN:
return "unknown";
case chrome::VersionInfo::CHANNEL_CANARY:
return "canary";
case chrome::VersionInfo::CHANNEL_DEV:
return "dev";
case chrome::VersionInfo::CHANNEL_BETA:
return "beta";
case chrome::VersionInfo::CHANNEL_STABLE:
return "stable";
default:
NOTREACHED();
return "unknown";
}
}
#if defined(OS_ANDROID)
bool IsTabletUI() {
return ui::GetDeviceFormFactor() == ui::DEVICE_FORM_FACTOR_TABLET;
}
#endif
sync_pb::SyncEnums::DeviceType GetLocalDeviceType() {
#if defined(OS_CHROMEOS)
return sync_pb::SyncEnums_DeviceType_TYPE_CROS;
#elif defined(OS_LINUX)
return sync_pb::SyncEnums_DeviceType_TYPE_LINUX;
#elif defined(OS_MACOSX)
return sync_pb::SyncEnums_DeviceType_TYPE_MAC;
#elif defined(OS_WIN)
return sync_pb::SyncEnums_DeviceType_TYPE_WIN;
#elif defined(OS_ANDROID)
return IsTabletUI() ? sync_pb::SyncEnums_DeviceType_TYPE_TABLET
: sync_pb::SyncEnums_DeviceType_TYPE_PHONE;
#else
return sync_pb::SyncEnums_DeviceType_TYPE_OTHER;
#endif
}
} // namespace
LocalDeviceInfoProviderImpl::LocalDeviceInfoProviderImpl()
: weak_factory_(this) {
}
LocalDeviceInfoProviderImpl::~LocalDeviceInfoProviderImpl() {
}
// static.
std::string LocalDeviceInfoProviderImpl::MakeUserAgentForSyncApi(
const chrome::VersionInfo& version_info) {
std::string user_agent;
user_agent = "Chrome ";
#if defined(OS_WIN)
user_agent += "WIN ";
#elif defined(OS_CHROMEOS)
user_agent += "CROS ";
#elif defined(OS_ANDROID)
if (IsTabletUI())
user_agent += "ANDROID-TABLET ";
else
user_agent += "ANDROID-PHONE ";
#elif defined(OS_LINUX)
user_agent += "LINUX ";
#elif defined(OS_FREEBSD)
user_agent += "FREEBSD ";
#elif defined(OS_OPENBSD)
user_agent += "OPENBSD ";
#elif defined(OS_MACOSX)
user_agent += "MAC ";
#endif
if (!version_info.is_valid()) {
DLOG(ERROR) << "Unable to create chrome::VersionInfo object";
return user_agent;
}
user_agent += version_info.Version();
user_agent += " (" + version_info.LastChange() + ")";
if (!version_info.IsOfficialBuild()) {
user_agent += "-devel";
} else {
user_agent +=
" channel(" + ChannelToString(version_info.GetChannel()) + ")";
}
return user_agent;
}
const sync_driver::DeviceInfo*
LocalDeviceInfoProviderImpl::GetLocalDeviceInfo() const {
return local_device_info_.get();
}
std::string LocalDeviceInfoProviderImpl::GetLocalSyncCacheGUID() const {
return cache_guid_;
}
scoped_ptr<sync_driver::LocalDeviceInfoProvider::Subscription>
LocalDeviceInfoProviderImpl::RegisterOnInitializedCallback(
const base::Closure& callback) {
DCHECK(!local_device_info_.get());
return callback_list_.Add(callback);
}
void LocalDeviceInfoProviderImpl::Initialize(
const std::string& cache_guid, const std::string& signin_scoped_device_id) {
DCHECK(!cache_guid.empty());
cache_guid_ = cache_guid;
syncer::GetSessionName(
content::BrowserThread::GetBlockingPool(),
base::Bind(&LocalDeviceInfoProviderImpl::InitializeContinuation,
weak_factory_.GetWeakPtr(),
cache_guid,
signin_scoped_device_id));
}
void LocalDeviceInfoProviderImpl::InitializeContinuation(
const std::string& guid,
const std::string& signin_scoped_device_id,
const std::string& session_name) {
chrome::VersionInfo version_info;
local_device_info_.reset(
new sync_driver::DeviceInfo(guid,
session_name,
version_info.CreateVersionString(),
MakeUserAgentForSyncApi(version_info),
GetLocalDeviceType(),
signin_scoped_device_id));
// Notify observers.
callback_list_.Notify();
}
} // namespace browser_sync
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