101 lines
3.5 KiB
C#
101 lines
3.5 KiB
C#
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/*
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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 ASC.Common.Caching;
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Linq;
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namespace ASC.VoipService.Dao
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{
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public class CachedVoipDao : VoipDao
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{
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private static readonly ICache cache = AscCache.Memory;
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private static readonly ICacheNotify notify = AscCache.Notify;
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private static readonly TimeSpan timeout = TimeSpan.FromDays(1);
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static CachedVoipDao()
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{
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try
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{
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notify.Subscribe<CachedVoipItem>((c, a) => ResetCache(c.Tenant));
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}
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catch (Exception)
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{
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}
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}
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public CachedVoipDao(int tenantID)
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: base(tenantID)
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{
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}
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public override VoipPhone SaveOrUpdateNumber(VoipPhone phone)
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{
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var result = base.SaveOrUpdateNumber(phone);
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notify.Publish(new CachedVoipItem { Tenant = TenantID }, CacheNotifyAction.InsertOrUpdate);
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return result;
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}
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public override void DeleteNumber(string phoneId = "")
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{
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base.DeleteNumber(phoneId);
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notify.Publish(new CachedVoipItem { Tenant = TenantID }, CacheNotifyAction.Remove);
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}
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public override IEnumerable<VoipPhone> GetNumbers(params object[] ids)
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{
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var numbers = cache.Get<List<VoipPhone>>(GetCacheKey(TenantID));
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if (numbers == null)
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{
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numbers = new List<VoipPhone>(base.GetNumbers());
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cache.Insert(GetCacheKey(TenantID), numbers, DateTime.UtcNow.Add(timeout));
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}
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return ids.Any() ? numbers.Where(r => ids.Contains(r.Id) || ids.Contains(r.Number)).ToList() : numbers;
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}
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private static void ResetCache(int tenant)
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{
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cache.Remove(GetCacheKey(tenant));
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}
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private static string GetCacheKey(int tenant)
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{
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return "voip" + tenant.ToString(CultureInfo.InvariantCulture);
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}
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[Serializable]
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class CachedVoipItem
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{
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public int Tenant { get; set; }
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}
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}
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}
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