Paper/nms-patches/BlockButtonAbstract.patch
2019-04-23 12:00:00 +10:00

97 lines
4.3 KiB
Diff

--- a/net/minecraft/server/BlockButtonAbstract.java
+++ b/net/minecraft/server/BlockButtonAbstract.java
@@ -4,6 +4,11 @@
import java.util.Random;
import javax.annotation.Nullable;
+// CraftBukkit start
+import org.bukkit.event.block.BlockRedstoneEvent;
+import org.bukkit.event.entity.EntityInteractEvent;
+// CraftBukkit end
+
public abstract class BlockButtonAbstract extends BlockAttachable {
public static final BlockStateBoolean POWERED = BlockProperties.w;
@@ -71,6 +76,19 @@
if ((Boolean) iblockdata.get(BlockButtonAbstract.POWERED)) {
return true;
} else {
+ // CraftBukkit start
+ boolean powered = ((Boolean) iblockdata.get(POWERED));
+ org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
+ int old = (powered) ? 15 : 0;
+ int current = (!powered) ? 15 : 0;
+
+ BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(block, old, current);
+ world.getServer().getPluginManager().callEvent(eventRedstone);
+
+ if ((eventRedstone.getNewCurrent() > 0) != (!powered)) {
+ return true;
+ }
+ // CraftBukkit end
world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockButtonAbstract.POWERED, true), 3);
this.a(entityhuman, world, blockposition, true);
this.e(iblockdata, world, blockposition);
@@ -117,6 +135,16 @@
if (this.D) {
this.d(iblockdata, world, blockposition);
} else {
+ // CraftBukkit start
+ org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
+
+ BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(block, 15, 0);
+ world.getServer().getPluginManager().callEvent(eventRedstone);
+
+ if (eventRedstone.getNewCurrent() > 0) {
+ return;
+ }
+ // CraftBukkit end
world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockButtonAbstract.POWERED, false), 3);
this.e(iblockdata, world, blockposition);
this.a((EntityHuman) null, world, blockposition, false);
@@ -137,7 +165,44 @@
boolean flag = !list.isEmpty();
boolean flag1 = (Boolean) iblockdata.get(BlockButtonAbstract.POWERED);
+ // CraftBukkit start - Call interact event when arrows turn on wooden buttons
+ if (flag1 != flag && flag) {
+ org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
+ boolean allowed = false;
+
+ // If all of the events are cancelled block the button press, else allow
+ for (Object object : list) {
+ if (object != null) {
+ EntityInteractEvent event = new EntityInteractEvent(((Entity) object).getBukkitEntity(), block);
+ world.getServer().getPluginManager().callEvent(event);
+
+ if (!event.isCancelled()) {
+ allowed = true;
+ break;
+ }
+ }
+ }
+
+ if (!allowed) {
+ return;
+ }
+ }
+ // CraftBukkit end
+
if (flag != flag1) {
+ // CraftBukkit start
+ boolean powered = flag1;
+ org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
+ int old = (powered) ? 15 : 0;
+ int current = (!powered) ? 15 : 0;
+
+ BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(block, old, current);
+ world.getServer().getPluginManager().callEvent(eventRedstone);
+
+ if ((flag && eventRedstone.getNewCurrent() <= 0) || (!flag && eventRedstone.getNewCurrent() > 0)) {
+ return;
+ }
+ // CraftBukkit end
world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockButtonAbstract.POWERED, flag), 3);
this.e(iblockdata, world, blockposition);
this.a((EntityHuman) null, world, blockposition, flag);