DocSpace-client/common/ASC.Data.Storage/Encryption/EncryptionWorker.cs

103 lines
3.6 KiB
C#

/*
*
* (c) Copyright Ascensio System Limited 2010-2020
*
* This program is freeware. You can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) version 3 as published by the Free Software Foundation (https://www.gnu.org/copyleft/gpl.html).
* In accordance with Section 7(a) of the GNU GPL its Section 15 shall be amended to the effect that
* Ascensio System SIA expressly excludes the warranty of non-infringement of any third-party rights.
*
* THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED WARRANTY OF MERCHANTABILITY OR
* FITNESS FOR A PARTICULAR PURPOSE. For more details, see GNU GPL at https://www.gnu.org/copyleft/gpl.html
*
* You can contact Ascensio System SIA by email at sales@onlyoffice.com
*
* The interactive user interfaces in modified source and object code versions of ONLYOFFICE must display
* Appropriate Legal Notices, as required under Section 5 of the GNU GPL version 3.
*
* Pursuant to Section 7 § 3(b) of the GNU GPL you must retain the original ONLYOFFICE logo which contains
* relevant author attributions when distributing the software. If the display of the logo in its graphic
* form is not reasonably feasible for technical reasons, you must include the words "Powered by ONLYOFFICE"
* in every copy of the program you distribute.
* Pursuant to Section 7 § 3(e) we decline to grant you any rights under trademark law for use of our trademarks.
*
*/
namespace ASC.Data.Storage.Encryption;
[Singletone]
public class EncryptionWorker
{
private readonly object _locker;
private readonly FactoryOperation _factoryOperation;
private readonly DistributedTaskQueue _queue;
public const string CUSTOM_DISTRIBUTED_TASK_QUEUE_NAME = "encryption";
public EncryptionWorker(FactoryOperation factoryOperation,
IDistributedTaskQueueFactory queueFactory)
{
_locker = new object();
_factoryOperation = factoryOperation;
_queue = queueFactory.CreateQueue(CUSTOM_DISTRIBUTED_TASK_QUEUE_NAME);
}
public void Start(EncryptionSettingsProto encryptionSettings)
{
EncryptionOperation encryptionOperation;
lock (_locker)
{
if (_queue.GetAllTasks().Any(x => x.Id == GetCacheId()))
{
return;
}
encryptionOperation = _factoryOperation.CreateOperation(encryptionSettings, GetCacheId());
_queue.EnqueueTask(encryptionOperation);
}
}
public void Stop()
{
_queue.CancelTask(GetCacheId());
}
public string GetCacheId()
{
return typeof(EncryptionOperation).FullName;
}
public double? GetEncryptionProgress()
{
var progress = _queue.GetAllTasks<EncryptionOperation>().FirstOrDefault();
return progress.Percentage;
}
}
[Singletone(Additional = typeof(FactoryOperationExtension))]
public class FactoryOperation
{
private readonly IServiceProvider _serviceProvider;
public FactoryOperation(IServiceProvider serviceProvider)
{
_serviceProvider = serviceProvider;
}
public EncryptionOperation CreateOperation(EncryptionSettingsProto encryptionSettings, string id)
{
var item = _serviceProvider.GetService<EncryptionOperation>();
item.Init(encryptionSettings, id);
return item;
}
}
public static class FactoryOperationExtension
{
public static void Register(DIHelper dIHelper)
{
dIHelper.TryAdd<EncryptionOperation>();
}
}