chromium/components/permissions/permission_auditing_service.cc

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/permissions/permission_auditing_service.h"

#include "utility"

#include "base/files/file_util.h"
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/task/sequenced_task_runner.h"
#include "components/permissions/permission_auditing_database.h"

namespace {

// Specifies the permissions usage session lifetime. Each session older
// than this value is to be deleted.
constexpr base::TimeDelta kUsageSessionMaxAge = …;

// Specifies the time period between the regular sessions deletions.
constexpr base::TimeDelta kUsageSessionCullingInterval = …;

}  // namespace

namespace permissions {

PermissionAuditingService::PermissionAuditingService(
    scoped_refptr<base::SequencedTaskRunner> backend_task_runner)
    : … { … }

PermissionAuditingService::~PermissionAuditingService() { … }

void PermissionAuditingService::Init(const base::FilePath& database_path) { … }

void PermissionAuditingService::StartPeriodicCullingOfExpiredSessions() { … }

void PermissionAuditingService::StorePermissionUsage(
    const PermissionUsageSession& session) { … }

void PermissionAuditingService::GetPermissionUsageHistory(
    ContentSettingsType type,
    const url::Origin& origin,
    base::Time start_time,
    PermissionUsageHistoryCallback result_callback) { … }

void PermissionAuditingService::GetLastPermissionUsageTime(
    ContentSettingsType type,
    const url::Origin& origin,
    LastPermissionUsageTimeCallback result_callback) { … }

void PermissionAuditingService::UpdateEndTime(ContentSettingsType type,
                                              const url::Origin& origin,
                                              base::Time start_time,
                                              base::Time new_end_time) { … }

void PermissionAuditingService::DeleteSessionsBetween(base::Time start,
                                                      base::Time end) { … }

void PermissionAuditingService::ExpireOldSessions() { … }

// static
base::TimeDelta PermissionAuditingService::GetUsageSessionMaxAge() { … }

// static
base::TimeDelta PermissionAuditingService::GetUsageSessionCullingInterval() { … }

}  // namespace permissions