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// Copyright 2017 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 "components/variations/client_filterable_state.h"
#include "base/strings/string_util.h"
#include "base/strings/stringprintf.h"
#include "base/system/sys_info.h"
#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
namespace variations {
// static
Study::Platform ClientFilterableState::GetCurrentPlatform() {
#if defined(OS_WIN)
return Study::PLATFORM_WINDOWS;
#elif defined(OS_IOS)
return Study::PLATFORM_IOS;
#elif defined(OS_MAC)
return Study::PLATFORM_MAC;
#elif BUILDFLAG(IS_CHROMEOS_ASH)
return Study::PLATFORM_CHROMEOS;
#elif BUILDFLAG(IS_CHROMEOS_LACROS)
return Study::PLATFORM_CHROMEOS_LACROS;
#elif defined(OS_ANDROID)
return Study::PLATFORM_ANDROID;
#elif defined(OS_FUCHSIA)
return Study::PLATFORM_FUCHSIA;
#elif defined(OS_LINUX) || defined(OS_BSD) || defined(OS_SOLARIS)
// Default BSD and SOLARIS to Linux to not break those builds, although these
// platforms are not officially supported by Chrome.
return Study::PLATFORM_LINUX;
#else
#error Unknown platform
#endif
}
// TODO(b/957197): Improve how we handle OS versions.
// Add os_version.h and os_version_<platform>.cc that handle retrieving and
// parsing OS versions. Then get rid of all the platform-dependent code here.
//
// static
base::Version ClientFilterableState::GetOSVersion() {
base::Version ret;
#if defined(OS_WIN)
std::string win_version = base::SysInfo::OperatingSystemVersion();
base::ReplaceSubstringsAfterOffset(&win_version, 0, " SP", ".");
ret = base::Version(win_version);
DCHECK(ret.IsValid()) << win_version;
#else
// Every other OS is supported by OperatingSystemVersionNumbers
int major, minor, build;
base::SysInfo::OperatingSystemVersionNumbers(&major, &minor, &build);
ret = base::Version(base::StringPrintf("%d.%d.%d", major, minor, build));
DCHECK(ret.IsValid());
#endif
return ret;
}
ClientFilterableState::ClientFilterableState(
IsEnterpriseFunction is_enterprise_function)
: is_enterprise_function_(std::move(is_enterprise_function)) {
// The callback is only used when processing a study that uses the
// is_enterprise filter. If you're building a client that isn't expecting that
// filter, you should use a callback that always returns false.
DCHECK(is_enterprise_function_);
}
ClientFilterableState::~ClientFilterableState() = default;
bool ClientFilterableState::IsEnterprise() const {
if (!is_enterprise_.has_value())
is_enterprise_ = std::move(is_enterprise_function_).Run();
return is_enterprise_.value();
}
} // namespace variations
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