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Added the OnSignRead handler in GetDataHandlers, and added the

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`SignRead` event.

Added check to ensure the sign being read is within world bounds (x >= 0
&& y >= 0 && x < Main.maxTilesX && y < Main.maxTilesY)
This commit is contained in:
James Puleo 2021-12-02 10:23:50 -05:00
parent ce056f1ce5
commit 4dab0802a1
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GPG key ID: 3E16C7EFA34FB15D
2 changed files with 56 additions and 0 deletions
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55
TShockAPI/GetDataHandlers.cs
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@ -122,6 +122,7 @@ namespace TShockAPI
{ PacketTypes.PlayerAnimation, HandlePlayerAnimation },
{ PacketTypes.PlayerMana, HandlePlayerMana },
{ PacketTypes.PlayerTeam, HandlePlayerTeam },
{ PacketTypes.SignRead, HandleSignRead },
{ PacketTypes.SignNew, HandleSign },
{ PacketTypes.LiquidSet, HandleLiquidSet },
{ PacketTypes.PlayerBuff, HandlePlayerBuffList },
@ -1187,6 +1188,43 @@ namespace TShockAPI
return args.Handled;
}
/// <summary>
/// For use in a SignRead event
/// </summary>
public class SignReadEventArgs : GetDataHandledEventArgs
{
/// <summary>
/// X location of the sign
/// </summary>
public int X { get; set; }
/// <summary>
/// Y location of the sign
/// </summary>
public int Y { get; set; }
}
/// <summary>
/// Sign - Called when a sign is read
/// </summary>
public static HandlerList<SignReadEventArgs> SignRead = new HandlerList<SignReadEventArgs>();
private static bool OnSignRead(TSPlayer player, MemoryStream data, int x, int y)
{
if (SignRead == null)
return false;
var args = new SignReadEventArgs
{
Player = player,
Data = data,
X = x,
Y = y,
};
SignRead.Invoke(null, args);
return args.Handled;
}
/// <summary>
/// For use in a Sign event
/// </summary>
@ -3217,6 +3255,23 @@ namespace TShockAPI
return false;
}
private static bool HandleSignRead(GetDataHandlerArgs args)
{
var x = args.Data.ReadInt16();
var y = args.Data.ReadInt16();
if (OnSignRead(args.Player, args.Data, x, y))
return true;
if (x < 0 || y < 0 || x >= Main.maxTilesX || y >= Main.maxTilesY)
{
TShock.Log.ConsoleDebug("GetDataHandlers / HandleSignRead rejected out of bounds {0}", args.Player.Name);
return true;
}
return false;
}
private static bool HandleSign(GetDataHandlerArgs args)
{
var id = args.Data.ReadInt16();