90 lines
2.6 KiB
C#
90 lines
2.6 KiB
C#
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using Fleck;
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using System;
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using System.Collections.Generic;
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using System.Net;
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namespace SharpChat {
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public class ChatUserSession : IDisposable, IPacketTarget {
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public const int ID_LENGTH = 32;
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#if DEBUG
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public static TimeSpan SessionTimeOut { get; } = TimeSpan.FromMinutes(1);
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#else
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public static TimeSpan SessionTimeOut { get; } = TimeSpan.FromMinutes(5);
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#endif
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public IWebSocketConnection Connection { get; }
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public string Id { get; private set; }
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public bool IsDisposed { get; private set; }
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public DateTimeOffset LastPing { get; set; } = DateTimeOffset.MinValue;
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public ChatUser User { get; set; }
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public string TargetName => @"@log";
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private IPAddress _RemoteAddress = null;
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public IPAddress RemoteAddress {
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get {
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if (_RemoteAddress == null) {
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if ((Connection.ConnectionInfo.ClientIpAddress == @"127.0.0.1" || Connection.ConnectionInfo.ClientIpAddress == @"::1")
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&& Connection.ConnectionInfo.Headers.ContainsKey(@"X-Real-IP"))
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_RemoteAddress = IPAddress.Parse(Connection.ConnectionInfo.Headers[@"X-Real-IP"]);
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else
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_RemoteAddress = IPAddress.Parse(Connection.ConnectionInfo.ClientIpAddress);
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}
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return _RemoteAddress;
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}
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}
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public ChatUserSession(IWebSocketConnection ws) {
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Connection = ws;
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Id = GenerateId();
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}
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private static string GenerateId() {
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byte[] buffer = new byte[ID_LENGTH];
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RNG.NextBytes(buffer);
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return buffer.GetIdString();
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}
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public void Send(IServerPacket packet) {
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if (!Connection.IsAvailable)
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return;
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IEnumerable<string> data = packet.Pack();
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if (data != null)
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foreach (string line in data)
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if (!string.IsNullOrWhiteSpace(line))
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Connection.Send(line);
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}
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public void BumpPing()
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=> LastPing = DateTimeOffset.Now;
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public bool HasTimedOut
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=> DateTimeOffset.Now - LastPing > SessionTimeOut;
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public void Dispose()
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=> Dispose(true);
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~ChatUserSession()
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=> Dispose(false);
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private void Dispose(bool disposing) {
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if (IsDisposed)
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return;
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IsDisposed = true;
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Connection.Close();
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if (disposing)
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GC.SuppressFinalize(this);
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}
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}
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}
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