122 lines
4.1 KiB
C#
122 lines
4.1 KiB
C#
/*
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*
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* (c) Copyright Ascensio System Limited 2010-2018
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*
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* This program is freeware. You can redistribute it and/or modify it under the terms of the GNU
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* General Public License (GPL) version 3 as published by the Free Software Foundation (https://www.gnu.org/copyleft/gpl.html).
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* In accordance with Section 7(a) of the GNU GPL its Section 15 shall be amended to the effect that
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* Ascensio System SIA expressly excludes the warranty of non-infringement of any third-party rights.
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*
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* THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED WARRANTY OF MERCHANTABILITY OR
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* FITNESS FOR A PARTICULAR PURPOSE. For more details, see GNU GPL at https://www.gnu.org/copyleft/gpl.html
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*
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* You can contact Ascensio System SIA by email at sales@onlyoffice.com
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*
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* The interactive user interfaces in modified source and object code versions of ONLYOFFICE must display
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* Appropriate Legal Notices, as required under Section 5 of the GNU GPL version 3.
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*
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* Pursuant to Section 7 § 3(b) of the GNU GPL you must retain the original ONLYOFFICE logo which contains
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* relevant author attributions when distributing the software. If the display of the logo in its graphic
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* form is not reasonably feasible for technical reasons, you must include the words "Powered by ONLYOFFICE"
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* in every copy of the program you distribute.
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* Pursuant to Section 7 § 3(e) we decline to grant you any rights under trademark law for use of our trademarks.
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*
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*/
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using System;
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using System.Collections.Generic;
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using ASC.Common;
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using ASC.Common.Caching;
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using ASC.Core.Data;
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namespace ASC.Core.Caching
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{
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[Singletone]
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class AzServiceCache
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{
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internal ICache Cache { get; }
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internal ICacheNotify<AzRecordCache> CacheNotify { get; }
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public AzServiceCache(ICacheNotify<AzRecordCache> cacheNotify, ICache cache)
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{
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CacheNotify = cacheNotify;
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Cache = cache;
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cacheNotify.Subscribe((r) => UpdateCache(r, true), CacheNotifyAction.Remove);
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cacheNotify.Subscribe((r) => UpdateCache(r, false), CacheNotifyAction.InsertOrUpdate);
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}
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private void UpdateCache(AzRecord r, bool remove)
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{
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var aces = Cache.Get<AzRecordStore>(GetKey(r.Tenant));
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if (aces != null)
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{
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lock (aces)
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{
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if (remove)
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{
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aces.Remove(r);
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}
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else
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{
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aces.Add(r);
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}
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}
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}
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}
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public static string GetKey(int tenant)
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{
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return "acl" + tenant.ToString();
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}
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}
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[Scope]
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class CachedAzService : IAzService
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{
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private readonly IAzService service;
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private readonly ICacheNotify<AzRecordCache> cacheNotify;
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private ICache Cache { get; }
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private TimeSpan CacheExpiration { get; set; }
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public CachedAzService(DbAzService service, AzServiceCache azServiceCache)
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{
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this.service = service ?? throw new ArgumentNullException("service");
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Cache = azServiceCache.Cache;
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cacheNotify = azServiceCache.CacheNotify;
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CacheExpiration = TimeSpan.FromMinutes(10);
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}
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public IEnumerable<AzRecord> GetAces(int tenant, DateTime from)
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{
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var key = AzServiceCache.GetKey(tenant);
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var aces = Cache.Get<AzRecordStore>(key);
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if (aces == null)
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{
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var records = service.GetAces(tenant, default);
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Cache.Insert(key, aces = new AzRecordStore(records), DateTime.UtcNow.Add(CacheExpiration));
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}
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return aces;
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}
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public AzRecord SaveAce(int tenant, AzRecord r)
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{
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r = service.SaveAce(tenant, r);
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cacheNotify.Publish(r, CacheNotifyAction.InsertOrUpdate);
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return r;
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}
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public void RemoveAce(int tenant, AzRecord r)
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{
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service.RemoveAce(tenant, r);
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cacheNotify.Publish(r, CacheNotifyAction.Remove);
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}
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}
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} |