From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Allink <arclicious@vivaldi.net>
Date: Tue, 16 Aug 2022 17:13:02 +0100
Subject: [PATCH] Refuse to convert legacy messages over 1k characters


diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftChatMessage.java b/src/main/java/org/bukkit/craftbukkit/util/CraftChatMessage.java
index 0f70be614f8f5350ad558d0ae645cdf0027e1e76..6f036df37609daf33db3884174406e1ccd339735 100644
--- a/src/main/java/org/bukkit/craftbukkit/util/CraftChatMessage.java
+++ b/src/main/java/org/bukkit/craftbukkit/util/CraftChatMessage.java
@@ -3,12 +3,14 @@ package org.bukkit.craftbukkit.util;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableMap.Builder;
 import com.google.gson.JsonParseException;
+
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
+
 import net.minecraft.ChatFormatting;
 import net.minecraft.network.chat.ClickEvent;
 import net.minecraft.network.chat.ClickEvent.Action;
@@ -199,6 +201,11 @@ public final class CraftChatMessage {
     }
 
     public static Component[] fromString(String message, boolean keepNewlines, boolean plain) {
+        // Scissors start - Refuse to convert legacy messages over 1k characters
+        if (message.length() > 1_000) {
+            return new Component[]{Component.empty()};
+        }
+        // Scissors end
         return new StringMessage(message, keepNewlines, plain).getOutput();
     }