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e38eceb42a
Upstream has released updates that appears to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing Spigot Changes: a19903d2 SPIGOT-520: Add option to disable player data saving
58 lines
3.3 KiB
Diff
58 lines
3.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: commandblockguy <commandblockguy1@gmail.com>
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Date: Fri, 14 Aug 2020 14:44:14 -0500
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Subject: [PATCH] Prevent headless pistons from being created
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Prevent headless pistons from being created by explosions or tree/mushroom growth.
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diff --git a/src/main/java/com/destroystokyo/paper/PaperConfig.java b/src/main/java/com/destroystokyo/paper/PaperConfig.java
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index bf456db50df5e8efdb4180ea2150ff4cab10bc28..ef9ca88522922948d9a6a09f2d6a6bad86ee5135 100644
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--- a/src/main/java/com/destroystokyo/paper/PaperConfig.java
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+++ b/src/main/java/com/destroystokyo/paper/PaperConfig.java
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@@ -427,6 +427,12 @@ public class PaperConfig {
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set("settings.unsupported-settings.allow-tnt-duplication", null);
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}
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+ public static boolean allowHeadlessPistons;
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+ private static void allowHeadlessPistons() {
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+ config.set("settings.unsupported-settings.allow-headless-pistons-readme", "This setting controls if players should be able to create headless pistons.");
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+ allowHeadlessPistons = getBoolean("settings.unsupported-settings.allow-headless-pistons", false);
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+ }
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+
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public static int playerAutoSaveRate = -1;
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public static int maxPlayerAutoSavePerTick = 10;
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private static void playerAutoSaveRate() {
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diff --git a/src/main/java/net/minecraft/server/Explosion.java b/src/main/java/net/minecraft/server/Explosion.java
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index 72de544c0782e4daff222a0ca04e5bc870cf148c..fe513a9470a0c474ca436ede4a5a7da476cf6c8d 100644
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--- a/src/main/java/net/minecraft/server/Explosion.java
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+++ b/src/main/java/net/minecraft/server/Explosion.java
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@@ -135,6 +135,15 @@ public class Explosion {
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if (f > 0.0F && this.l.a(this, this.world, blockposition, iblockdata, f) && blockposition.getY() < 256 && blockposition.getY() >= 0) { // CraftBukkit - don't wrap explosions
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set.add(blockposition);
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+ // Paper start - prevent headless pistons from forming
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+ if (!com.destroystokyo.paper.PaperConfig.allowHeadlessPistons && iblockdata.getBlock() == Blocks.MOVING_PISTON) {
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+ TileEntityPiston extension = (TileEntityPiston)this.world.getTileEntity(blockposition);
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+ if (extension.isHead()) {
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+ EnumDirection direction = iblockdata.get(BlockPistonExtension.FACING);
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+ set.add(blockposition.shift(direction.opposite()));
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+ }
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+ }
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+ // Paper end
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}
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d4 += d0 * 0.30000001192092896D;
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diff --git a/src/main/java/net/minecraft/server/TileEntityPiston.java b/src/main/java/net/minecraft/server/TileEntityPiston.java
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index 7d86f0fe55063f6875db9c6f99f4f72ed4144536..b0d52d7405ca24938ca753897f89e6fad575d04d 100644
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--- a/src/main/java/net/minecraft/server/TileEntityPiston.java
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+++ b/src/main/java/net/minecraft/server/TileEntityPiston.java
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@@ -42,6 +42,8 @@ public class TileEntityPiston extends TileEntity implements ITickable {
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return this.b;
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}
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+ public final boolean isHead() { return this.h(); } // Paper - OBFHELPER
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+
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public boolean h() {
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return this.g;
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}
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