127 lines
4.8 KiB
C#
127 lines
4.8 KiB
C#
// (c) Copyright Ascensio System SIA 2010-2022
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//
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// This program is a free software product.
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// You can redistribute it and/or modify it under the terms
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// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
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// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
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// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
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// any third-party rights.
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//
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// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For details, see
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// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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//
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// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
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//
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// The interactive user interfaces in modified source and object code versions of the Program must
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// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
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//
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// Pursuant to Section 7(b) of the License you must retain the original Product logo when
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// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
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// trademark law for use of our trademarks.
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//
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// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
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// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
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// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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namespace ASC.Core;
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[Scope]
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public class AuthorizationManager
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{
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private readonly IAzService _service;
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private readonly TenantManager _tenantManager;
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public AuthorizationManager(IAzService service, TenantManager tenantManager)
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{
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_service = service;
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_tenantManager = tenantManager;
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}
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public IEnumerable<AzRecord> GetAces(Guid subjectId, Guid actionId)
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{
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var aces = _service.GetAces(_tenantManager.GetCurrentTenant().Id, default);
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return aces
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.Where(a => a.Action == actionId && (a.Subject == subjectId || subjectId == Guid.Empty))
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.ToList();
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}
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public IEnumerable<AzRecord> GetAces(Guid subjectId, Guid actionId, ISecurityObjectId objectId)
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{
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var aces = _service.GetAces(_tenantManager.GetCurrentTenant().Id, default);
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return FilterAces(aces, subjectId, actionId, objectId)
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.ToList();
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}
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public IEnumerable<AzRecord> GetAcesWithInherits(Guid subjectId, Guid actionId, ISecurityObjectId objectId, ISecurityObjectProvider secObjProvider)
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{
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if (objectId == null)
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{
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return GetAces(subjectId, actionId, null);
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}
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var result = new List<AzRecord>();
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var aces = _service.GetAces(_tenantManager.GetCurrentTenant().Id, default);
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result.AddRange(FilterAces(aces, subjectId, actionId, objectId));
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var inherits = new List<AzRecord>();
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var secObjProviderHelper = new AzObjectSecurityProviderHelper(objectId, secObjProvider);
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while (secObjProviderHelper.NextInherit())
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{
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inherits.AddRange(FilterAces(aces, subjectId, actionId, secObjProviderHelper.CurrentObjectId));
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}
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inherits.AddRange(FilterAces(aces, subjectId, actionId, null));
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result.AddRange(DistinctAces(inherits));
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return result;
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}
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public void AddAce(AzRecord r)
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{
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_service.SaveAce(_tenantManager.GetCurrentTenant().Id, r);
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}
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public void RemoveAce(AzRecord r)
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{
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_service.RemoveAce(_tenantManager.GetCurrentTenant().Id, r);
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}
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public void RemoveAllAces(ISecurityObjectId id)
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{
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foreach (var r in GetAces(Guid.Empty, Guid.Empty, id))
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{
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RemoveAce(r);
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}
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}
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private IEnumerable<AzRecord> GetAcesInternal()
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{
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return _service.GetAces(_tenantManager.GetCurrentTenant().Id, default);
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}
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private IEnumerable<AzRecord> DistinctAces(IEnumerable<AzRecord> inheritAces)
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{
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var aces = new Dictionary<string, AzRecord>();
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foreach (var a in inheritAces)
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{
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aces[string.Format("{0}{1}{2:D}", a.Subject, a.Action, a.AceType)] = a;
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}
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return aces.Values;
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}
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private IEnumerable<AzRecord> FilterAces(IEnumerable<AzRecord> aces, Guid subjectId, Guid actionId, ISecurityObjectId objectId)
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{
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var objId = AzObjectIdHelper.GetFullObjectId(objectId);
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return aces is AzRecordStore store ?
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store.Get(objId).Where(a => (a.Subject == subjectId || subjectId == Guid.Empty) && (a.Action == actionId || actionId == Guid.Empty)) :
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aces.Where(a => (a.Subject == subjectId || subjectId == Guid.Empty) && (a.Action == actionId || actionId == Guid.Empty) && a.Object == objId);
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}
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}
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