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Add depth limit to Component deserializer (1.19.4) (#84)

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* Add depth limit to Component deserializer

* Make depth limit configurable; increase placeholder penalty
This commit is contained in:
Luna
2023-05-31 20:18:11 -03:00
committed by GitHub
parent ae17467c1b
commit cbfc1beb6a
11 changed files with 166 additions and 105 deletions
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23
patches/server/0042-Limit-map-decoration-count.patch Normal file
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@ -0,0 +1,23 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Luna <lunahatesgogle@gmail.com>
Date: Fri, 28 Apr 2023 16:34:15 -0300
Subject: [PATCH] Limit map decoration count
diff --git a/src/main/java/net/minecraft/world/level/saveddata/maps/MapItemSavedData.java b/src/main/java/net/minecraft/world/level/saveddata/maps/MapItemSavedData.java
index 25a64250ce57fe4cd90f8b95d1e003d961662152..60e013d418b1aa8c154ca9474186191aa5c9041d 100644
--- a/src/main/java/net/minecraft/world/level/saveddata/maps/MapItemSavedData.java
+++ b/src/main/java/net/minecraft/world/level/saveddata/maps/MapItemSavedData.java
@@ -356,6 +356,12 @@ public class MapItemSavedData extends SavedData {
}
private void addDecoration(MapDecoration.Type type, @Nullable LevelAccessor world, String key, double x, double z, double rotation, @Nullable Component text) {
+ // Scissors start - Limit decoration count
+ if (this.decorations.size() > 32) {
+ return;
+ }
+ // Scissors end
+
int i = 1 << this.scale;
float f = (float) (x - (double) this.centerX) / (float) i;
float f1 = (float) (z - (double) this.centerZ) / (float) i;