71 lines
2.4 KiB
C#
71 lines
2.4 KiB
C#
using System;
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using System.Collections.Immutable;
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using System.Net;
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using Robust.Shared.Network;
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namespace Content.Server.Database
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{
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public sealed class ServerBanDef
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{
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public int? Id { get; }
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public NetUserId? UserId { get; }
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public (IPAddress address, int cidrMask)? Address { get; }
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public ImmutableArray<byte>? HWId { get; }
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public DateTimeOffset BanTime { get; }
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public DateTimeOffset? ExpirationTime { get; }
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public string Reason { get; }
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public NetUserId? BanningAdmin { get; }
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public ServerUnbanDef? Unban { get; }
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public ServerBanDef(
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int? id,
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NetUserId? userId,
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(IPAddress, int)? address,
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ImmutableArray<byte>? hwId,
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DateTimeOffset banTime,
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DateTimeOffset? expirationTime,
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string reason,
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NetUserId? banningAdmin,
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ServerUnbanDef? unban)
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{
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if (userId == null && address == null && hwId == null)
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{
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throw new ArgumentException("Must have at least one of banned user, banned address or hardware ID");
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}
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if (address is {} addr && addr.Item1.IsIPv4MappedToIPv6)
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{
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// Fix IPv6-mapped IPv4 addresses
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// So that IPv4 addresses are consistent between separate-socket and dual-stack socket modes.
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address = (addr.Item1.MapToIPv4(), addr.Item2 - 96);
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}
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Id = id;
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UserId = userId;
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Address = address;
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HWId = hwId;
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BanTime = banTime;
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ExpirationTime = expirationTime;
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Reason = reason;
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BanningAdmin = banningAdmin;
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Unban = unban;
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}
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public string DisconnectMessage
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{
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get {
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var expires = "This is a permanent ban.";
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if (this.ExpirationTime is { } expireTime)
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{
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var duration = expireTime - this.BanTime;
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var utc = expireTime.ToUniversalTime();
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expires = $"This ban is for {duration.TotalMinutes:N0} minutes and will expire at {utc:f} UTC.";
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}
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return $"You, or another user of this computer or connection, are banned from playing here.\nThe ban reason is: \"{this.Reason}\"\n{expires}";
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}
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}
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}
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}
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