336 lines
12 KiB
C#
336 lines
12 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.Linq;
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using System.Text.Json;
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using ASC.Common;
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using ASC.Common.Caching;
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using ASC.Common.Logging;
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using ASC.Core.Common.EF;
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using ASC.Core.Common.EF.Context;
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using ASC.Core.Common.EF.Model;
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using ASC.Core.Common.Settings;
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using ASC.Core.Tenants;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Options;
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namespace ASC.Core.Data
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{
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[Singletone]
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public class DbSettingsManagerCache
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{
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public ICache Cache { get; }
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private ICacheNotify<SettingsCacheItem> Notify { get; }
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public DbSettingsManagerCache(ICacheNotify<SettingsCacheItem> notify, ICache cache)
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{
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Cache = cache;
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Notify = notify;
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Notify.Subscribe((i) => Cache.Remove(i.Key), CacheNotifyAction.Remove);
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}
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public void Remove(string key)
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{
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Notify.Publish(new SettingsCacheItem { Key = key }, CacheNotifyAction.Remove);
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}
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}
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[Scope]
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class ConfigureDbSettingsManager : IConfigureNamedOptions<DbSettingsManager>
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{
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private IServiceProvider ServiceProvider { get; }
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private DbSettingsManagerCache DbSettingsManagerCache { get; }
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private IOptionsMonitor<ILog> ILog { get; }
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private AuthContext AuthContext { get; }
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private IOptionsSnapshot<TenantManager> TenantManager { get; }
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private DbContextManager<WebstudioDbContext> DbContextManager { get; }
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public ConfigureDbSettingsManager(
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IServiceProvider serviceProvider,
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DbSettingsManagerCache dbSettingsManagerCache,
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IOptionsMonitor<ILog> iLog,
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AuthContext authContext,
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IOptionsSnapshot<TenantManager> tenantManager,
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DbContextManager<WebstudioDbContext> dbContextManager
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)
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{
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ServiceProvider = serviceProvider;
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DbSettingsManagerCache = dbSettingsManagerCache;
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ILog = iLog;
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AuthContext = authContext;
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TenantManager = tenantManager;
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DbContextManager = dbContextManager;
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}
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public void Configure(string name, DbSettingsManager options)
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{
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Configure(options);
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options.TenantManager = TenantManager.Get(name);
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options.LazyWebstudioDbContext = new Lazy<WebstudioDbContext>(() => DbContextManager.Get(name));
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}
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public void Configure(DbSettingsManager options)
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{
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options.ServiceProvider = ServiceProvider;
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options.DbSettingsManagerCache = DbSettingsManagerCache;
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options.AuthContext = AuthContext;
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options.Log = ILog.CurrentValue;
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options.TenantManager = TenantManager.Value;
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options.LazyWebstudioDbContext = new Lazy<WebstudioDbContext>(() => DbContextManager.Value);
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}
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}
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[Scope(typeof(ConfigureDbSettingsManager))]
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public class DbSettingsManager
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{
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private readonly TimeSpan expirationTimeout = TimeSpan.FromMinutes(5);
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internal ILog Log { get; set; }
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internal ICache Cache { get; set; }
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internal IServiceProvider ServiceProvider { get; set; }
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internal DbSettingsManagerCache DbSettingsManagerCache { get; set; }
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internal AuthContext AuthContext { get; set; }
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internal TenantManager TenantManager { get; set; }
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internal WebstudioDbContext WebstudioDbContext { get => LazyWebstudioDbContext.Value; }
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internal Lazy<WebstudioDbContext> LazyWebstudioDbContext { get; set; }
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public DbSettingsManager()
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{
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}
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public DbSettingsManager(
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IServiceProvider serviceProvider,
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DbSettingsManagerCache dbSettingsManagerCache,
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IOptionsMonitor<ILog> option,
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AuthContext authContext,
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TenantManager tenantManager,
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DbContextManager<WebstudioDbContext> dbContextManager)
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{
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ServiceProvider = serviceProvider;
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DbSettingsManagerCache = dbSettingsManagerCache;
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AuthContext = authContext;
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TenantManager = tenantManager;
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Cache = dbSettingsManagerCache.Cache;
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Log = option.CurrentValue;
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LazyWebstudioDbContext = new Lazy<WebstudioDbContext>(() => dbContextManager.Value);
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}
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private int tenantID;
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private int TenantID
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{
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get { return tenantID != 0 ? tenantID : (tenantID = TenantManager.GetCurrentTenant().TenantId); }
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}
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//
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private Guid? currentUserID;
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private Guid CurrentUserID
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{
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get { return ((Guid?)(currentUserID ??= AuthContext.CurrentAccount.ID)).Value; }
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}
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public bool SaveSettings<T>(T settings, int tenantId) where T : ISettings
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{
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return SaveSettingsFor(settings, tenantId, Guid.Empty);
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}
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public T LoadSettings<T>(int tenantId) where T : class, ISettings
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{
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return LoadSettingsFor<T>(tenantId, Guid.Empty);
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}
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public void ClearCache<T>(int tenantId) where T : class, ISettings
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{
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var settings = LoadSettings<T>(tenantId);
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var key = settings.ID.ToString() + tenantId + Guid.Empty;
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DbSettingsManagerCache.Remove(key);
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}
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public bool SaveSettingsFor<T>(T settings, int tenantId, Guid userId) where T : ISettings
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{
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if (settings == null) throw new ArgumentNullException("settings");
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try
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{
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var key = settings.ID.ToString() + tenantId + userId;
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var data = Serialize(settings);
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var def = (T)settings.GetDefault(ServiceProvider);
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var defaultData = Serialize(def);
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var tr = WebstudioDbContext.Database.BeginTransaction();
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if (data.SequenceEqual(defaultData))
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{
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// remove default settings
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var s = WebstudioDbContext.WebstudioSettings
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.Where(r => r.Id == settings.ID)
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.Where(r => r.TenantId == tenantId)
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.Where(r => r.UserId == userId)
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.FirstOrDefault();
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if (s != null)
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{
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WebstudioDbContext.WebstudioSettings.Remove(s);
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}
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}
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else
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{
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var s = new DbWebstudioSettings
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{
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Id = settings.ID,
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UserId = userId,
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TenantId = tenantId,
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Data = data
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};
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WebstudioDbContext.AddOrUpdate(r => r.WebstudioSettings, s);
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}
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WebstudioDbContext.SaveChanges();
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tr.Commit();
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DbSettingsManagerCache.Remove(key);
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Cache.Insert(key, settings, expirationTimeout);
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return true;
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}
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catch (Exception ex)
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{
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Log.Error(ex);
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return false;
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}
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}
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internal T LoadSettingsFor<T>(int tenantId, Guid userId) where T : class, ISettings
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{
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var settingsInstance = ActivatorUtilities.CreateInstance<T>(ServiceProvider);
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var key = settingsInstance.ID.ToString() + tenantId + userId;
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var def = (T)settingsInstance.GetDefault(ServiceProvider);
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try
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{
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var settings = Cache.Get<T>(key);
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if (settings != null) return settings;
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var result = WebstudioDbContext.WebstudioSettings
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.Where(r => r.Id == settingsInstance.ID)
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.Where(r => r.TenantId == tenantId)
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.Where(r => r.UserId == userId)
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.Select(r => r.Data)
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.FirstOrDefault();
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if (result != null)
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{
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settings = Deserialize<T>(result);
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}
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else
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{
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settings = def;
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}
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Cache.Insert(key, settings, expirationTimeout);
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return settings;
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}
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catch (Exception ex)
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{
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Log.Error(ex);
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}
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return def;
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}
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public T Load<T>() where T : class, ISettings
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{
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return LoadSettings<T>(TenantID);
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}
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public T LoadForCurrentUser<T>() where T : class, ISettings
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{
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return LoadForUser<T>(CurrentUserID);
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}
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public T LoadForUser<T>(Guid userId) where T : class, ISettings
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{
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return LoadSettingsFor<T>(TenantID, userId);
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}
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public T LoadForDefaultTenant<T>() where T : class, ISettings
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{
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return LoadForTenant<T>(Tenant.DEFAULT_TENANT);
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}
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public T LoadForTenant<T>(int tenantId) where T : class, ISettings
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{
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return LoadSettings<T>(tenantId);
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}
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public virtual bool Save<T>(T data) where T : class, ISettings
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{
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return SaveSettings(data, TenantID);
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}
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public bool SaveForCurrentUser<T>(T data) where T : class, ISettings
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{
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return SaveForUser(data, CurrentUserID);
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}
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public bool SaveForUser<T>(T data, Guid userId) where T : class, ISettings
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{
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return SaveSettingsFor(data, TenantID, userId);
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}
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public bool SaveForDefaultTenant<T>(T data) where T : class, ISettings
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{
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return SaveForTenant(data, Tenant.DEFAULT_TENANT);
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}
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public bool SaveForTenant<T>(T data, int tenantId) where T : class, ISettings
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{
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return SaveSettings(data, tenantId);
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}
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public void ClearCache<T>() where T : class, ISettings
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{
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ClearCache<T>(TenantID);
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}
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private T Deserialize<T>(string data)
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{
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return JsonSerializer.Deserialize<T>(data);
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}
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private string Serialize<T>(T settings)
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{
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return JsonSerializer.Serialize(settings);
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}
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}
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} |