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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/extensions/api/system_private/system_private_api.h"
#include <array>
#include <memory>
#include <utility>
#include "base/values.h"
#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/extensions/event_router_forwarder.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/common/extensions/api/system_private.h"
#include "components/policy/core/common/policy_pref_names.h"
#include "components/prefs/pref_service.h"
#include "google_apis/google_api_keys.h"
#if BUILDFLAG(IS_CHROMEOS)
#include "chromeos/ash/components/dbus/update_engine/update_engine_client.h"
#else
#include "chrome/browser/upgrade_detector/upgrade_detector.h"
#endif
namespace {
// Maps policy::policy_prefs::kIncognitoModeAvailability values (0 = enabled,
// ...) to strings exposed to extensions.
constexpr auto kIncognitoModeAvailabilityStrings = std::to_array<const char*>({
"enabled",
"disabled",
"forced",
});
// Property keys.
const char kDownloadProgressKey[] = "downloadProgress";
const char kStateKey[] = "state";
// System update states.
const char kNotAvailableState[] = "NotAvailable";
const char kNeedRestartState[] = "NeedRestart";
#if BUILDFLAG(IS_CHROMEOS)
const char kUpdatingState[] = "Updating";
#endif // BUILDFLAG(IS_CHROMEOS)
} // namespace
namespace extensions {
namespace system_private = api::system_private;
ExtensionFunction::ResponseAction
SystemPrivateGetIncognitoModeAvailabilityFunction::Run() {
PrefService* prefs =
Profile::FromBrowserContext(browser_context())->GetPrefs();
int value =
prefs->GetInteger(policy::policy_prefs::kIncognitoModeAvailability);
EXTENSION_FUNCTION_VALIDATE(
value >= 0 &&
value < static_cast<int>(std::size(kIncognitoModeAvailabilityStrings)));
return RespondNow(WithArguments(kIncognitoModeAvailabilityStrings[value]));
}
ExtensionFunction::ResponseAction SystemPrivateGetUpdateStatusFunction::Run() {
std::string state;
double download_progress = 0;
#if BUILDFLAG(IS_CHROMEOS)
// With UpdateEngineClient, we can provide more detailed information about
// system updates on ChromeOS.
const update_engine::StatusResult status =
ash::UpdateEngineClient::Get()->GetLastStatus();
// |download_progress| is set to 1 after download finishes
// (i.e. verify, finalize and need-reboot phase) to indicate the progress
// even though |status.download_progress| is 0 in these phases.
switch (status.current_operation()) {
case update_engine::Operation::ERROR:
case update_engine::Operation::DISABLED:
state = kNotAvailableState;
break;
case update_engine::Operation::IDLE:
state = kNotAvailableState;
break;
case update_engine::Operation::CHECKING_FOR_UPDATE:
state = kNotAvailableState;
break;
case update_engine::Operation::UPDATE_AVAILABLE:
state = kUpdatingState;
break;
case update_engine::Operation::DOWNLOADING:
state = kUpdatingState;
download_progress = status.progress();
break;
case update_engine::Operation::VERIFYING:
state = kUpdatingState;
download_progress = 1;
break;
case update_engine::Operation::FINALIZING:
state = kUpdatingState;
download_progress = 1;
break;
case update_engine::Operation::UPDATED_NEED_REBOOT:
state = kNeedRestartState;
download_progress = 1;
break;
case update_engine::Operation::REPORTING_ERROR_EVENT:
case update_engine::Operation::ATTEMPTING_ROLLBACK:
case update_engine::Operation::NEED_PERMISSION_TO_UPDATE:
case update_engine::Operation::CLEANUP_PREVIOUS_UPDATE:
case update_engine::Operation::UPDATED_BUT_DEFERRED:
state = kNotAvailableState;
break;
default:
NOTREACHED();
}
#else
if (UpgradeDetector::GetInstance()->notify_upgrade()) {
state = kNeedRestartState;
download_progress = 1;
} else {
state = kNotAvailableState;
}
#endif
base::Value::Dict dict;
dict.Set(kStateKey, state);
dict.Set(kDownloadProgressKey, download_progress);
return RespondNow(WithArguments(std::move(dict)));
}
ExtensionFunction::ResponseAction SystemPrivateGetApiKeyFunction::Run() {
return RespondNow(WithArguments(google_apis::GetAPIKey()));
}
} // namespace extensions
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