Paper/patches/server/0193-Fix-exploit-that-allowed-colored-signs-to-be-created.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: 0x22 <0x22@futureclient.net>
Date: Thu, 26 Apr 2018 04:41:11 -0400
Subject: [PATCH] Fix exploit that allowed colored signs to be created


diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 815901f857d283e2529c01ea81640c6b6d5716ea..ed477b6a229ed9e53067a8bb50f76b96945cab71 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -2786,9 +2786,9 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
                 TextFilter.FilteredText currentLine = signText.get(i);
 
                 if (this.player.isTextFilteringEnabled()) {
-                    lines.add(net.kyori.adventure.text.Component.text(currentLine.getFiltered()));
+                    lines.add(net.kyori.adventure.text.Component.text(SharedConstants.filterText(currentLine.getFiltered())));
                 } else {
-                    lines.add(net.kyori.adventure.text.Component.text(currentLine.getRaw()));
+                    lines.add(net.kyori.adventure.text.Component.text(SharedConstants.filterText(currentLine.getRaw())));
                 }
             }
             SignChangeEvent event = new SignChangeEvent((org.bukkit.craftbukkit.block.CraftBlock) player.getWorld().getBlockAt(x, y, z), this.player.getBukkitEntity(), lines);