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Fix BlockPistonRetractEvent firing multiple times (#6467)

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Maddy Miller 2021-08-22 23:54:55 +10:00 committet von GitHub
Ursprung 18284cdf66
Commit 49c7564283
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patches/server/0750-Move-BlockPistonRetractEvent-to-fix-duplication.patch Normale Datei
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@ -0,0 +1,49 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Madeline Miller <mnmiller1@me.com>
Date: Sun, 22 Aug 2021 22:17:18 +1000
Subject: [PATCH] Move BlockPistonRetractEvent to fix duplication
diff --git a/src/main/java/net/minecraft/world/level/block/piston/PistonBaseBlock.java b/src/main/java/net/minecraft/world/level/block/piston/PistonBaseBlock.java
index dd50a29d47a62df8cdfd69358218d1559b6794ef..3678f75822b55c3c4c77565893269af4b7f9d8c9 100644
--- a/src/main/java/net/minecraft/world/level/block/piston/PistonBaseBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/piston/PistonBaseBlock.java
@@ -147,14 +147,14 @@ public class PistonBaseBlock extends DirectionalBlock {
}
// CraftBukkit start
- //if (!this.sticky) { // Paper - Prevents empty sticky pistons from firing retract - history behind is odd
- org.bukkit.block.Block block = world.getWorld().getBlockAt(pos.getX(), pos.getY(), pos.getZ());
- BlockPistonRetractEvent event = new BlockPistonRetractEvent(block, ImmutableList.<org.bukkit.block.Block>of(), CraftBlock.notchToBlockFace(enumdirection));
- world.getCraftServer().getPluginManager().callEvent(event);
-
- if (event.isCancelled()) {
- return;
- }
+ //if (!this.sticky) { // Paper - Prevents empty sticky pistons from firing retract - history behind is odd - Move further down
+ // org.bukkit.block.Block block = world.getWorld().getBlockAt(pos.getX(), pos.getY(), pos.getZ());
+ // BlockPistonRetractEvent event = new BlockPistonRetractEvent(block, ImmutableList.<org.bukkit.block.Block>of(), CraftBlock.notchToBlockFace(enumdirection));
+ // world.getCraftServer().getPluginManager().callEvent(event);
+
+ // if (event.isCancelled()) {
+ // return;
+ // }
//} // Paper
// PAIL: checkME - what happened to setTypeAndData?
// CraftBukkit end
@@ -237,6 +237,15 @@ public class PistonBaseBlock extends DirectionalBlock {
BlockState iblockdata1 = (BlockState) ((BlockState) Blocks.MOVING_PISTON.defaultBlockState().setValue(MovingPistonBlock.FACING, enumdirection)).setValue(MovingPistonBlock.TYPE, this.isSticky ? PistonType.STICKY : PistonType.DEFAULT);
+ // Paper - Move empty piston retract call to fix duplication
+ org.bukkit.block.Block block = world.getWorld().getBlockAt(pos.getX(), pos.getY(), pos.getZ());
+ BlockPistonRetractEvent event = new BlockPistonRetractEvent(block, ImmutableList.<org.bukkit.block.Block>of(), CraftBlock.notchToBlockFace(enumdirection));
+ world.getCraftServer().getPluginManager().callEvent(event);
+
+ if (event.isCancelled()) {
+ return false;
+ } // Paper
+
world.setBlock(pos, iblockdata1, 20);
world.setBlockEntity(MovingPistonBlock.newMovingBlockEntity(pos, iblockdata1, (BlockState) this.defaultBlockState().setValue(PistonBaseBlock.FACING, Direction.from3DDataValue(data & 7)), enumdirection, false, true)); // Paper - diff on change
world.blockUpdated(pos, iblockdata1.getBlock());