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753 lines
30 KiB
753 lines
30 KiB
using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Diagnostics.CodeAnalysis;
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using System.IO;
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using System.Linq;
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using System.Runtime.Serialization;
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using System.Security.Cryptography;
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using System.Threading;
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using System.Threading.Tasks;
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using Ionic.Zip;
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using IPA.Config;
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using IPA.Loader;
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using IPA.Loader.Features;
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using IPA.Utilities;
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using IPA.Utilities.Async;
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using SemVer;
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using UnityEngine;
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using UnityEngine.Networking;
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using static IPA.Loader.PluginManager;
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using Logger = IPA.Logging.Logger;
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using Version = SemVer.Version;
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namespace IPA.Updating.BeatMods
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{
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[SuppressMessage("ReSharper", "ClassNeverInstantiated.Global")]
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internal partial class Updater : MonoBehaviour
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{
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internal const string SpecialDeletionsFile = "$$delete";
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}
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#if BeatSaber
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[SuppressMessage("ReSharper", "ClassNeverInstantiated.Global")]
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internal partial class Updater : MonoBehaviour
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{
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public static Updater Instance;
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internal static bool ModListPresent = false;
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public void Awake()
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{
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try
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{
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if (Instance != null)
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Destroy(this);
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else
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{
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Instance = this;
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DontDestroyOnLoad(this);
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if (!ModListPresent && SelfConfig.Updates_.AutoCheckUpdates_)
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CheckForUpdates();
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}
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}
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catch (Exception e)
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{
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Logger.updater.Error(e);
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}
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}
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internal delegate void CheckUpdatesComplete(List<DependencyObject> toUpdate);
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public void CheckForUpdates(CheckUpdatesComplete onComplete = null) => StartCoroutine(CheckForUpdatesCoroutine(onComplete));
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internal class DependencyObject
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{
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public string Name { get; set; }
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public Version Version { get; set; }
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public Version ResolvedVersion { get; set; }
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public Range Requirement { get; set; }
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public Range Conflicts { get; set; } // a range of versions that are not allowed to be downloaded
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public bool Resolved { get; set; }
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public bool Has { get; set; }
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public HashSet<string> Consumers { get; set; } = new HashSet<string>();
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public bool MetaRequestFailed { get; set; }
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public PluginMetadata LocalPluginMeta { get; set; }
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public bool IsLegacy { get; set; } = false;
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public override string ToString()
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{
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return $"{Name}@{Version}{(Resolved ? $" -> {ResolvedVersion}" : "")} - ({Requirement} ! {Conflicts}) {(Has ? " Already have" : "")}";
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}
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}
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public static void ResetRequestCache()
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{
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requestCache.Clear();
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modCache.Clear();
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modVersionsCache.Clear();
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}
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private static readonly Dictionary<string, string> requestCache = new Dictionary<string, string>();
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private static IEnumerator GetBeatModsEndpoint(string url, Ref<string> result)
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{
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if (requestCache.TryGetValue(url, out string value))
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{
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result.Value = value;
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}
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else
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{
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using (var request = UnityWebRequest.Get(ApiEndpoint.ApiBase + url))
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{
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yield return request.SendWebRequest();
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if (request.isNetworkError)
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{
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result.Error = new NetworkException($"Network error while trying to download: {request.error}");
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yield break;
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}
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if (request.isHttpError)
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{
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if (request.responseCode == 404)
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{
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result.Error = new NetworkException("Not found");
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yield break;
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}
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result.Error = new NetworkException($"Server returned error {request.error} while getting data");
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yield break;
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}
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result.Value = request.downloadHandler.text;
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requestCache[url] = result.Value;
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}
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}
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}
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private static readonly Dictionary<string, ApiEndpoint.Mod> modCache = new Dictionary<string, ApiEndpoint.Mod>();
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internal static IEnumerator GetModInfo(string modName, string ver, Ref<ApiEndpoint.Mod> result)
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{
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var uri = string.Format(ApiEndpoint.GetModInfoEndpoint, Uri.EscapeDataString(modName), Uri.EscapeDataString(ver));
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if (modCache.TryGetValue(uri, out ApiEndpoint.Mod value))
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{
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result.Value = value;
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}
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else
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{
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Ref<string> reqResult = new Ref<string>("");
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yield return GetBeatModsEndpoint(uri, reqResult);
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try
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{
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result.Value = JsonConvert.DeserializeObject<List<ApiEndpoint.Mod>>(reqResult.Value).First();
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modCache[uri] = result.Value;
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}
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catch (Exception e)
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{
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result.Error = new Exception("Error decoding response", e);
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}
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}
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}
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private static readonly Dictionary<string, List<ApiEndpoint.Mod>> modVersionsCache = new Dictionary<string, List<ApiEndpoint.Mod>>();
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internal static IEnumerator GetModVersionsMatching(string modName, Range range, Ref<List<ApiEndpoint.Mod>> result)
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{
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var uri = string.Format(ApiEndpoint.GetModsByName, Uri.EscapeDataString(modName));
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if (modVersionsCache.TryGetValue(uri, out List<ApiEndpoint.Mod> value))
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{
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result.Value = value;
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}
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else
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{
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Ref<string> reqResult = new Ref<string>("");
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yield return GetBeatModsEndpoint(uri, reqResult);
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try
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{
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result.Value = JsonConvert.DeserializeObject<List<ApiEndpoint.Mod>>(reqResult.Value)
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.Where(m => range.IsSatisfied(m.Version)).ToList();
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modVersionsCache[uri] = result.Value;
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}
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catch (Exception e)
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{
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result.Error = new Exception("Error decoding response", e);
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}
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}
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}
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internal IEnumerator CheckForUpdatesCoroutine(CheckUpdatesComplete onComplete)
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{
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var depList = new Ref<List<DependencyObject>>(new List<DependencyObject>());
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foreach (var plugin in BSMetas)
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{ // initialize with data to resolve (1.1)
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if (plugin.Metadata.Id != null)
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{ // updatable
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var msinfo = plugin.Metadata;
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var dep = new DependencyObject
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{
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Name = msinfo.Id,
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Version = msinfo.Version,
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Requirement = new Range($">={msinfo.Version}"),
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LocalPluginMeta = msinfo
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};
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depList.Value.Add(dep);
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}
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}
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foreach (var meta in PluginLoader.ignoredPlugins.Keys)
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{ // update ignored
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if (meta.Id != null)
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{ // updatable
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var dep = new DependencyObject
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{
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Name = meta.Id,
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Version = meta.Version,
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Requirement = new Range($">={meta.Version}"),
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LocalPluginMeta = meta
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};
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depList.Value.Add(dep);
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}
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}
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foreach (var meta in DisabledPlugins)
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{ // update ignored
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if (meta.Id != null)
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{ // updatable
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var dep = new DependencyObject
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{
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Name = meta.Id,
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Version = meta.Version,
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Requirement = new Range($">={meta.Version}"),
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LocalPluginMeta = meta
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};
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depList.Value.Add(dep);
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}
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}
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#pragma warning disable CS0618 // Type or member is obsolete
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foreach (var plug in Plugins)
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{ // throw these in the updater on the off chance that they are set up properly
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try
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{
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var dep = new DependencyObject
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{
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Name = plug.Name,
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Version = new Version(plug.Version),
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Requirement = new Range($">={plug.Version}"),
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IsLegacy = true,
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LocalPluginMeta = null
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};
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depList.Value.Add(dep);
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}
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catch (Exception e)
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{
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Logger.updater.Warn($"Error trying to add legacy plugin {plug.Name} to updater");
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Logger.updater.Warn(e);
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}
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}
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#pragma warning restore CS0618 // Type or member is obsolete
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foreach (var dep in depList.Value)
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Logger.updater.Debug($"Phantom Dependency: {dep}");
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yield return ResolveDependencyRanges(depList);
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foreach (var dep in depList.Value)
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Logger.updater.Debug($"Dependency: {dep}");
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yield return ResolveDependencyPresence(depList);
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foreach (var dep in depList.Value)
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Logger.updater.Debug($"Dependency: {dep}");
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CheckDependencies(depList);
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onComplete?.Invoke(depList);
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if (!ModListPresent && SelfConfig.Updates_.AutoUpdate_)
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StartDownload(depList.Value);
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}
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internal IEnumerator ResolveDependencyRanges(Ref<List<DependencyObject>> list)
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{
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for (int i = 0; i < list.Value.Count; i++)
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{ // Grab dependencies (1.2)
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var dep = list.Value[i];
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var mod = new Ref<ApiEndpoint.Mod>(null);
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yield return GetModInfo(dep.Name, "", mod);
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try { mod.Verify(); }
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catch (Exception e)
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{
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Logger.updater.Error($"Error getting info for {dep.Name}");
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if (SelfConfig.Debug_.ShowHandledErrorStackTraces_)
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Logger.updater.Error(e);
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dep.MetaRequestFailed = true;
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continue;
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}
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list.Value.AddRange(mod.Value.Dependencies.Select(m => new DependencyObject
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{
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Name = m.Name,
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Requirement = new Range($"^{m.Version}"),
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Consumers = new HashSet<string> { dep.Name }
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}));
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// currently no conflicts exist in BeatMods
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//list.Value.AddRange(mod.Value.Links.Dependencies.Select(d => new DependencyObject { Name = d.Name, Requirement = d.VersionRange, Consumers = new HashSet<string> { dep.Name } }));
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//list.Value.AddRange(mod.Value.Links.Conflicts.Select(d => new DependencyObject { Name = d.Name, Conflicts = d.VersionRange, Consumers = new HashSet<string> { dep.Name } }));
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}
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var depNames = new HashSet<string>();
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var final = new List<DependencyObject>();
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foreach (var dep in list.Value)
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{ // agregate ranges and the like (1.3)
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if (!depNames.Contains(dep.Name))
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{ // should add it
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depNames.Add(dep.Name);
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final.Add(dep);
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}
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else
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{
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var toMod = final.First(d => d.Name == dep.Name);
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if (dep.Requirement != null)
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{
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toMod.Requirement = toMod.Requirement.Intersect(dep.Requirement);
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foreach (var consume in dep.Consumers)
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toMod.Consumers.Add(consume);
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}
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if (dep.Conflicts != null)
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{
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toMod.Conflicts = toMod.Conflicts == null
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? dep.Conflicts
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: new Range($"{toMod.Conflicts} || {dep.Conflicts}");
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}
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}
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}
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list.Value = final;
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}
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internal IEnumerator ResolveDependencyPresence(Ref<List<DependencyObject>> list)
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{
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foreach(var dep in list.Value)
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{
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dep.Has = dep.Version != null; // dep.Version is only not null if its already installed
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if (dep.MetaRequestFailed)
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{
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Logger.updater.Warn($"{dep.Name} info request failed, not trying again");
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continue;
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}
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var modsMatching = new Ref<List<ApiEndpoint.Mod>>(null);
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yield return GetModVersionsMatching(dep.Name, dep.Requirement, modsMatching);
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try { modsMatching.Verify(); }
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catch (Exception e)
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{
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Logger.updater.Error($"Error getting mod list for {dep.Name}");
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if (SelfConfig.Debug_.ShowHandledErrorStackTraces_)
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Logger.updater.Error(e);
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dep.MetaRequestFailed = true;
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continue;
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}
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var ver = modsMatching.Value
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.NonNull() // entry is not null
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.Where(versionCheck => versionCheck.GameVersion == UnityGame.GameVersion) // game version matches
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.Where(approvalCheck => approvalCheck.Status == ApiEndpoint.Mod.ApprovedStatus) // version approved
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// TODO: fix; it seems wrong somehow
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.Where(conflictsCheck => dep.Conflicts == null || !dep.Conflicts.IsSatisfied(conflictsCheck.Version)) // not a conflicting version
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.Select(mod => mod.Version).Max(); // (2.1) get the max version
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dep.Resolved = ver != null;
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if (dep.Resolved) dep.ResolvedVersion = ver; // (2.2)
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dep.Has = dep.Resolved && dep.Version == dep.ResolvedVersion;
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}
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}
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internal void CheckDependencies(Ref<List<DependencyObject>> list)
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{
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var toDl = new List<DependencyObject>();
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foreach (var dep in list.Value)
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{ // figure out which ones need to be downloaded (3.1)
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if (dep.Resolved)
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{
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Logger.updater.Debug($"Resolved: {dep}");
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if (!dep.Has)
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{
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Logger.updater.Debug($"To Download: {dep}");
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toDl.Add(dep);
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}
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}
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else if (!dep.Has)
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{
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if (dep.Version != null && dep.Requirement.IsSatisfied(dep.Version))
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Logger.updater.Notice($"Mod {dep.Name} running a newer version than is on BeatMods ({dep.Version})");
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else
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Logger.updater.Warn($"Could not resolve dependency {dep}");
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}
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}
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Logger.updater.Debug($"To Download {string.Join(", ", toDl.Select(d => $"{d.Name}@{d.ResolvedVersion}"))}");
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list.Value = toDl;
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}
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internal delegate void DownloadStart(DependencyObject obj);
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internal delegate void DownloadProgress(DependencyObject obj, long totalBytes, long currentBytes, double progress);
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internal delegate void DownloadFailed(DependencyObject obj, string error);
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internal delegate void DownloadFinish(DependencyObject obj);
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/// <summary>
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/// This will still be called even if there was an error. Called after all three download/install attempts, or after a successful installation.
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/// ALWAYS called.
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/// </summary>
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/// <param name="obj"></param>
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/// <param name="didError"></param>
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internal delegate void InstallFinish(DependencyObject obj, bool didError);
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/// <summary>
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/// This can be called multiple times
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/// </summary>
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/// <param name="obj"></param>
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/// <param name="error"></param>
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internal delegate void InstallFailed(DependencyObject obj, Exception error);
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internal void StartDownload(IEnumerable<DependencyObject> download, DownloadStart downloadStart = null,
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DownloadProgress downloadProgress = null, DownloadFailed downloadFail = null, DownloadFinish downloadFinish = null,
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InstallFailed installFail = null, InstallFinish installFinish = null)
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{
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foreach (var item in download)
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StartCoroutine(UpdateModCoroutine(item, downloadStart, downloadProgress, downloadFail, downloadFinish, installFail, installFinish));
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}
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private static IEnumerator UpdateModCoroutine(DependencyObject item, DownloadStart downloadStart,
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DownloadProgress progress, DownloadFailed dlFail, DownloadFinish finish,
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InstallFailed installFail, InstallFinish installFinish)
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{ // (3.2)
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Logger.updater.Debug($"Release: {UnityGame.ReleaseType}");
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var mod = new Ref<ApiEndpoint.Mod>(null);
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yield return GetModInfo(item.Name, item.ResolvedVersion.ToString(), mod);
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try { mod.Verify(); }
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catch (Exception e)
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{
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Logger.updater.Error($"Error occurred while trying to get information for {item}");
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if (SelfConfig.Debug_.ShowHandledErrorStackTraces_)
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Logger.updater.Error(e);
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yield break;
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}
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var releaseName = UnityGame.ReleaseType == UnityGame.Release.Steam
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? ApiEndpoint.Mod.DownloadsObject.TypeSteam : ApiEndpoint.Mod.DownloadsObject.TypeOculus;
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var platformFile = mod.Value.Downloads.First(f => f.Type == ApiEndpoint.Mod.DownloadsObject.TypeUniversal || f.Type == releaseName);
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string url = ApiEndpoint.BeatModBase + platformFile.Path;
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Logger.updater.Debug($"URL = {url}");
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const int maxTries = 3;
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int tries = maxTries;
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while (tries > 0)
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{
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if (tries-- != maxTries)
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Logger.updater.Debug("Re-trying download...");
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using (var stream = new MemoryStream())
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using (var request = UnityWebRequest.Get(url))
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using (var taskTokenSource = new CancellationTokenSource())
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{
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var dlh = new StreamDownloadHandler(stream, (int i1, int i2, double d) => progress?.Invoke(item, i1, i2, d));
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request.downloadHandler = dlh;
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downloadStart?.Invoke(item);
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Logger.updater.Debug("Sending request");
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//Logger.updater.Debug(request?.downloadHandler?.ToString() ?? "DLH==NULL");
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yield return request.SendWebRequest();
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Logger.updater.Debug("Download finished");
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if (request.isNetworkError)
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{
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Logger.updater.Error("Network error while trying to update mod");
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Logger.updater.Error(request.error);
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dlFail?.Invoke(item, request.error);
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taskTokenSource.Cancel();
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continue;
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}
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if (request.isHttpError)
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{
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Logger.updater.Error("Server returned an error code while trying to update mod");
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Logger.updater.Error(request.error);
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dlFail?.Invoke(item, request.error);
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taskTokenSource.Cancel();
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continue;
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}
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finish?.Invoke(item);
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stream.Seek(0, SeekOrigin.Begin); // reset to beginning
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var downloadTask = Task.Run(() =>
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{ // use slightly more multi threaded approach than co-routines
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// ReSharper disable once AccessToDisposedClosure
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ExtractPluginAsync(stream, item, platformFile);
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}, taskTokenSource.Token);
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yield return Coroutines.WaitForTask(downloadTask);
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if (downloadTask.IsFaulted)
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{
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if (downloadTask.Exception != null && downloadTask.Exception.InnerExceptions.Any(e => e is BeatmodsInterceptException))
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{ // any exception is an intercept exception
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Logger.updater.Error($"BeatMods did not return expected data for {item.Name}");
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}
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else
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Logger.updater.Error($"Error downloading mod {item.Name}");
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if (SelfConfig.Debug_.ShowHandledErrorStackTraces_)
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Logger.updater.Error(downloadTask.Exception);
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|
|
installFail?.Invoke(item, downloadTask.Exception);
|
|
continue;
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (tries == 0)
|
|
{
|
|
Logger.updater.Warn($"Plugin download failed {maxTries} times, not re-trying");
|
|
|
|
installFinish?.Invoke(item, true);
|
|
}
|
|
else
|
|
{
|
|
Logger.updater.Debug("Download complete");
|
|
installFinish?.Invoke(item, false);
|
|
}
|
|
}
|
|
|
|
internal class StreamDownloadHandler : DownloadHandlerScript
|
|
{
|
|
internal int length;
|
|
internal int cLen;
|
|
internal Action<int, int, double> progress;
|
|
public MemoryStream Stream { get; set; }
|
|
|
|
public StreamDownloadHandler(MemoryStream stream, Action<int, int, double> progress = null)
|
|
{
|
|
Stream = stream;
|
|
this.progress = progress;
|
|
}
|
|
|
|
protected override void ReceiveContentLength(int contentLength)
|
|
{
|
|
Stream.Capacity = length = contentLength;
|
|
cLen = 0;
|
|
Logger.updater.Debug($"Got content length: {contentLength}");
|
|
}
|
|
|
|
protected override void CompleteContent()
|
|
{
|
|
Logger.updater.Debug("Download complete");
|
|
}
|
|
|
|
protected override bool ReceiveData(byte[] rData, int dataLength)
|
|
{
|
|
if (rData == null || rData.Length < 1)
|
|
{
|
|
Logger.updater.Debug("CustomWebRequest :: ReceiveData - received a null/empty buffer");
|
|
return false;
|
|
}
|
|
|
|
cLen += dataLength;
|
|
|
|
Stream.Write(rData, 0, dataLength);
|
|
|
|
progress?.Invoke(length, cLen, ((double)cLen) / length);
|
|
|
|
return true;
|
|
}
|
|
|
|
protected override byte[] GetData() { return null; }
|
|
|
|
protected override float GetProgress()
|
|
{
|
|
return 0f;
|
|
}
|
|
|
|
public override string ToString()
|
|
{
|
|
return $"{base.ToString()} ({Stream})";
|
|
}
|
|
}
|
|
|
|
private static void ExtractPluginAsync(MemoryStream stream, DependencyObject item, ApiEndpoint.Mod.DownloadsObject fileInfo)
|
|
{ // (3.3)
|
|
Logger.updater.Debug($"Extracting ZIP file for {item.Name}");
|
|
|
|
/*var data = stream.GetBuffer();
|
|
SHA1 sha = new SHA1CryptoServiceProvider();
|
|
var hash = sha.ComputeHash(data);
|
|
if (!Utils.UnsafeCompare(hash, fileInfo.Hash))
|
|
throw new Exception("The hash for the file doesn't match what is defined");*/
|
|
|
|
var targetDir = Path.Combine(UnityGame.InstallPath, "IPA", Path.GetRandomFileName() + "_Pending");
|
|
Directory.CreateDirectory(targetDir);
|
|
|
|
var eventualOutput = Path.Combine(UnityGame.InstallPath, "IPA", "Pending");
|
|
if (!Directory.Exists(eventualOutput))
|
|
Directory.CreateDirectory(eventualOutput);
|
|
|
|
try
|
|
{
|
|
bool shouldDeleteOldFile = !(item.LocalPluginMeta?.IsSelf).Unwrap();
|
|
|
|
using (var zipFile = ZipFile.Read(stream))
|
|
{
|
|
Logger.updater.Debug("Streams opened");
|
|
foreach (var entry in zipFile)
|
|
{
|
|
if (entry.IsDirectory)
|
|
{
|
|
Logger.updater.Debug($"Creating directory {entry.FileName}");
|
|
Directory.CreateDirectory(Path.Combine(targetDir, entry.FileName));
|
|
}
|
|
else
|
|
{
|
|
using (var ostream = new MemoryStream((int)entry.UncompressedSize))
|
|
{
|
|
entry.Extract(ostream);
|
|
ostream.Seek(0, SeekOrigin.Begin);
|
|
|
|
var md5 = new MD5CryptoServiceProvider();
|
|
var fileHash = md5.ComputeHash(ostream);
|
|
|
|
try
|
|
{
|
|
if (!Utils.UnsafeCompare(fileHash, fileInfo.Hashes.Where(h => h.File == entry.FileName).Select(h => h.Hash).First()))
|
|
throw new Exception("The hash for the file doesn't match what is defined");
|
|
}
|
|
catch (KeyNotFoundException)
|
|
{
|
|
throw new BeatmodsInterceptException("BeatMods did not send the hashes for the zip's content!");
|
|
}
|
|
|
|
ostream.Seek(0, SeekOrigin.Begin);
|
|
FileInfo targetFile = new FileInfo(Path.Combine(targetDir, entry.FileName));
|
|
Directory.CreateDirectory(targetFile.DirectoryName ?? throw new InvalidOperationException());
|
|
|
|
if (item.LocalPluginMeta != null &&
|
|
Utils.GetRelativePath(targetFile.FullName, targetDir) == Utils.GetRelativePath(item.LocalPluginMeta?.File.FullName, UnityGame.InstallPath))
|
|
shouldDeleteOldFile = false; // overwriting old file, no need to delete
|
|
|
|
/*if (targetFile.Exists)
|
|
backup.Add(targetFile);
|
|
else
|
|
newFiles.Add(targetFile);*/
|
|
|
|
Logger.updater.Debug($"Extracting file {targetFile.FullName}");
|
|
|
|
targetFile.Delete();
|
|
using (var fstream = targetFile.Create())
|
|
ostream.CopyTo(fstream);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (shouldDeleteOldFile && item.LocalPluginMeta != null)
|
|
File.AppendAllLines(Path.Combine(targetDir, SpecialDeletionsFile), new[] { Utils.GetRelativePath(item.LocalPluginMeta?.File.FullName, UnityGame.InstallPath) });
|
|
}
|
|
catch (Exception)
|
|
{ // something failed; restore
|
|
Directory.Delete(targetDir, true); // delete extraction site
|
|
|
|
throw;
|
|
}
|
|
|
|
if ((item.LocalPluginMeta?.IsSelf).Unwrap())
|
|
{ // currently updating self, so copy to working dir and update
|
|
NeedsManualRestart = true; // flag so that ModList keeps the restart button hidden
|
|
Utils.CopyAll(new DirectoryInfo(targetDir), new DirectoryInfo(UnityGame.InstallPath));
|
|
var deleteFile = Path.Combine(UnityGame.InstallPath, SpecialDeletionsFile);
|
|
if (File.Exists(deleteFile)) File.Delete(deleteFile);
|
|
Process.Start(new ProcessStartInfo
|
|
{
|
|
// will never actually be null
|
|
FileName = item.LocalPluginMeta?.File.FullName ?? throw new InvalidOperationException(),
|
|
Arguments = $"-nw={Process.GetCurrentProcess().Id}",
|
|
UseShellExecute = false
|
|
});
|
|
}
|
|
else
|
|
Utils.CopyAll(new DirectoryInfo(targetDir), new DirectoryInfo(eventualOutput), SpecialDeletionsFile);
|
|
Directory.Delete(targetDir, true); // delete extraction site
|
|
|
|
Logger.updater.Debug("Extractor exited");
|
|
}
|
|
|
|
internal static bool NeedsManualRestart = false;
|
|
}
|
|
|
|
[Serializable]
|
|
internal class NetworkException : Exception
|
|
{
|
|
public NetworkException()
|
|
{
|
|
}
|
|
|
|
public NetworkException(string message) : base(message)
|
|
{
|
|
}
|
|
|
|
public NetworkException(string message, Exception innerException) : base(message, innerException)
|
|
{
|
|
}
|
|
|
|
protected NetworkException(SerializationInfo info, StreamingContext context) : base(info, context)
|
|
{
|
|
}
|
|
}
|
|
|
|
[Serializable]
|
|
internal class BeatmodsInterceptException : Exception
|
|
{
|
|
public BeatmodsInterceptException()
|
|
{
|
|
}
|
|
|
|
public BeatmodsInterceptException(string message) : base(message)
|
|
{
|
|
}
|
|
|
|
public BeatmodsInterceptException(string message, Exception innerException) : base(message, innerException)
|
|
{
|
|
}
|
|
|
|
protected BeatmodsInterceptException(SerializationInfo info, StreamingContext context) : base(info, context)
|
|
{
|
|
}
|
|
}
|
|
#endif
|
|
}
|