--- a/net/minecraft/server/BlockPiston.java +++ b/net/minecraft/server/BlockPiston.java @@ -5,6 +5,18 @@ import java.util.List; import javax.annotation.Nullable; +// CraftBukkit start +import java.util.AbstractList; +import java.util.Collection; +import java.util.Iterator; +import java.util.ListIterator; + +import com.google.common.collect.ImmutableList; +import org.bukkit.craftbukkit.block.CraftBlock; +import org.bukkit.event.block.BlockPistonRetractEvent; +import org.bukkit.event.block.BlockPistonExtendEvent; +// CraftBukkit end + public class BlockPiston extends BlockDirectional { public static final BlockStateBoolean EXTENDED = BlockStateBoolean.of("extended"); @@ -99,6 +111,18 @@ world.playBlockAction(blockposition, this, 0, enumdirection.a()); } } else if (!flag && ((Boolean) iblockdata.get(BlockPiston.EXTENDED)).booleanValue()) { + // CraftBukkit start + if (!this.sticky) { + org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()); + BlockPistonRetractEvent event = new BlockPistonRetractEvent(block, ImmutableList.<org.bukkit.block.Block>of(), CraftBlock.notchToBlockFace(enumdirection)); + world.getServer().getPluginManager().callEvent(event); + + if (event.isCancelled()) { + return; + } + } + // PAIL: checkME - what happened to setTypeAndData? + // CraftBukkit end world.playBlockAction(blockposition, this, 1, enumdirection.a()); } @@ -189,7 +213,7 @@ } } - if (!flag1 && iblockdata1.getMaterial() != Material.AIR && a(iblockdata1, world, blockposition1, enumdirection.opposite(), false) && (iblockdata1.o() == EnumPistonReaction.NORMAL || block == Blocks.PISTON || block == Blocks.STICKY_PISTON)) { + if (!flag1 && a(iblockdata1, world, blockposition1, enumdirection.opposite(), false) && (iblockdata1.o() == EnumPistonReaction.NORMAL || block == Blocks.PISTON || block == Blocks.STICKY_PISTON)) { // CraftBukkit - remove 'block.getMaterial() != Material.AIR' condition this.a(world, blockposition, enumdirection, false); } } else { @@ -286,6 +310,48 @@ int j = list.size() + list1.size(); IBlockData[] aiblockdata = new IBlockData[j]; EnumDirection enumdirection1 = flag ? enumdirection : enumdirection.opposite(); + // CraftBukkit start + final org.bukkit.block.Block bblock = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()); + + final List<BlockPosition> moved = pistonextendschecker.getMovedBlocks(); + final List<BlockPosition> broken = pistonextendschecker.getBrokenBlocks(); + + List<org.bukkit.block.Block> blocks = new AbstractList<org.bukkit.block.Block>() { + + @Override + public int size() { + return moved.size() + broken.size(); + } + + @Override + public org.bukkit.block.Block get(int index) { + if (index >= size() || index < 0) { + throw new ArrayIndexOutOfBoundsException(index); + } + BlockPosition pos = (BlockPosition) (index < moved.size() ? moved.get(index) : broken.get(index - moved.size())); + return bblock.getWorld().getBlockAt(pos.getX(), pos.getY(), pos.getZ()); + } + }; + org.bukkit.event.block.BlockPistonEvent event; + if (flag) { + event = new BlockPistonExtendEvent(bblock, blocks, CraftBlock.notchToBlockFace(enumdirection1)); + } else { + event = new BlockPistonRetractEvent(bblock, blocks, CraftBlock.notchToBlockFace(enumdirection1)); + } + world.getServer().getPluginManager().callEvent(event); + + if (event.isCancelled()) { + for (BlockPosition b : broken) { + world.notify(b, Blocks.AIR.getBlockData(), world.getType(b), 3); + } + for (BlockPosition b : moved) { + world.notify(b, Blocks.AIR.getBlockData(), world.getType(b), 3); + b = b.shift(enumdirection1); + world.notify(b, Blocks.AIR.getBlockData(), world.getType(b), 3); + } + return false; + } + // CraftBukkit end int k; BlockPosition blockposition2;