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Create hook PlaceObject; move anti-hack to Bouncer

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This commit is contained in:
Lucas Nicodemus 2017-12-07 21:43:33 -07:00
parent dbed5e3d5a
commit 914782ab9e
2 changed files with 179 additions and 89 deletions
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136
TShockAPI/Bouncer.cs
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@ -27,6 +27,7 @@ using OTAPI.Tile;
using TShockAPI.Localization;
using static TShockAPI.GetDataHandlers;
using TerrariaApi.Server;
using Terraria.ObjectData;
namespace TShockAPI
@ -40,11 +41,138 @@ namespace TShockAPI
{
// Setup hooks
GetDataHandlers.PlaceObject.Register(OnPlaceObject);
GetDataHandlers.SendTileSquare.Register(OnSendTileSquare);
GetDataHandlers.HealOtherPlayer.Register(OnHealOtherPlayer);
GetDataHandlers.TileEdit.Register(OnTileEdit);
}
internal void OnPlaceObject(object sender, GetDataHandlers.PlaceObjectEventArgs args)
{
short x = args.X;
short y = args.Y;
short type = args.Type;
short style = args.Style;
byte alternate = args.Alternate;
bool direction = args.Direction;
if (type < 0 || type >= Main.maxTileSets)
{
args.Handled = true;
return;
}
if (x < 0 || x >= Main.maxTilesX)
{
args.Handled = true;
return;
}
if (y < 0 || y >= Main.maxTilesY)
{
args.Handled = true;
return;
}
//style 52 and 53 are used by ItemID.Fake_newchest1 and ItemID.Fake_newchest2
//These two items cause localised lag and rendering issues
if (type == TileID.FakeContainers && (style == 52 || style == 53))
{
args.Player.SendTileSquare(x, y, 4);
args.Handled = true;
return;
}
if (TShock.TileBans.TileIsBanned(type, args.Player))
{
args.Player.SendTileSquare(x, y, 1);
args.Player.SendErrorMessage("You do not have permission to place this tile.");
args.Handled = true;
return;
}
if (!TShock.Utils.TilePlacementValid(x, y))
{
args.Handled = true;
return;
}
if (args.Player.Dead && TShock.Config.PreventDeadModification)
{
args.Handled = true;
return;
}
if (TShock.CheckIgnores(args.Player))
{
args.Player.SendTileSquare(x, y, 4);
args.Handled = true;
return;
}
// This is neccessary to check in order to prevent special tiles such as
// queen bee larva, paintings etc that use this packet from being placed
// without selecting the right item.
if (type != args.Player.TPlayer.inventory[args.Player.TPlayer.selectedItem].createTile)
{
args.Player.SendTileSquare(x, y, 4);
args.Handled = true;
return;
}
TileObjectData tileData = TileObjectData.GetTileData(type, style, 0);
if (tileData == null)
{
args.Handled = true;
return;
}
x -= tileData.Origin.X;
y -= tileData.Origin.Y;
for (int i = x; i < x + tileData.Width; i++)
{
for (int j = y; j < y + tileData.Height; j++)
{
if (TShock.CheckTilePermission(args.Player, i, j, type, EditAction.PlaceTile))
{
args.Player.SendTileSquare(i, j, 4);
args.Handled = true;
return;
}
}
}
// Ignore rope placement range
if ((type != TileID.Rope
|| type != TileID.SilkRope
|| type != TileID.VineRope
|| type != TileID.WebRope)
&& TShock.CheckRangePermission(args.Player, x, y))
{
args.Player.SendTileSquare(x, y, 4);
args.Handled = true;
return;
}
if (args.Player.TilePlaceThreshold >= TShock.Config.TilePlaceThreshold)
{
args.Player.Disable("Reached TilePlace threshold.", DisableFlags.WriteToLogAndConsole);
args.Player.SendTileSquare(x, y, 4);
args.Handled = true;
return;
}
if (!args.Player.HasPermission(Permissions.ignoreplacetiledetection))
{
args.Player.TilePlaceThreshold++;
var coords = new Vector2(x, y);
lock (args.Player.TilesCreated)
if (!args.Player.TilesCreated.ContainsKey(coords))
args.Player.TilesCreated.Add(coords, Main.tile[x, y]);
}
}
internal void OnTileEdit(object sender, GetDataHandlers.TileEditEventArgs args)
{
EditAction action = args.Action;
@ -64,14 +192,22 @@ namespace TShockAPI
}
if (!TShock.Utils.TilePlacementValid(tileX, tileY))
{
args.Handled = true;
return;
}
if (action == EditAction.KillTile && Main.tile[tileX, tileY].type == TileID.MagicalIceBlock)
{
args.Handled = false;
return;
}
if (args.Player.Dead && TShock.Config.PreventDeadModification)
{
args.Handled = true;
return;
}
if (args.Player.AwaitingName)
{