51 lines
2.6 KiB
Diff
51 lines
2.6 KiB
Diff
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From 0be9a77a3e221deb3eba709fe81509cf8898bbf5 Mon Sep 17 00:00:00 2001
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From: Michael Himing <mhiming@gmail.com>
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Date: Thu, 17 Aug 2017 16:06:30 +1000
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Subject: [PATCH] Handle book editting better
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Fixes exploits where any meta could be added to book upon signing, for
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example any enchant with any level
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diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
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index a597e8fd5..c0be166ee 100644
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--- a/src/main/java/net/minecraft/server/PlayerConnection.java
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+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
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@@ -2559,7 +2559,14 @@ public class PlayerConnection implements PacketPlayInListener {
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}
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if (itemstack.getItem() == Items.BOOK_AND_QUILL && itemstack.getItem() == itemstack1.getItem()) {
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- CraftEventFactory.handleEditBookEvent(player, itemstack); // CraftBukkit
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+ // MineHQ start - handle book editting better
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+ ItemStack newBook = itemstack1.cloneItemStack();
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+ if (!newBook.hasTag()) {
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+ newBook.setTag(new NBTTagCompound());
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+ }
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+ newBook.tag.set("pages", itemstack.getTag().getList("pages", 8));
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+ CraftEventFactory.handleEditBookEvent(player, newBook); // CraftBukkit
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+ // MineHQ end
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}
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return;
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@@ -2591,7 +2598,17 @@ public class PlayerConnection implements PacketPlayInListener {
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}
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if (itemstack.getItem() == Items.WRITTEN_BOOK && itemstack1.getItem() == Items.BOOK_AND_QUILL) {
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- CraftEventFactory.handleEditBookEvent(player, itemstack); // CraftBukkit
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+ // MineHQ start - handle book editting better
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+ ItemStack newBook = itemstack1.cloneItemStack();
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+ if (!newBook.hasTag()) {
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+ newBook.setTag(new NBTTagCompound());
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+ }
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+ newBook.tag.set("author", new NBTTagString(this.player.getName()));
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+ newBook.tag.set("title", new NBTTagString(itemstack.getTag().getString("title")));
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+ newBook.tag.set("pages", itemstack.getTag().getList("pages", 8));
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+ newBook.setItem(Items.WRITTEN_BOOK);
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+ CraftEventFactory.handleEditBookEvent(player, newBook); // CraftBukkit
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+ // MineHQ end
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}
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return;
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--
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2.13.3
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