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PaperMC/nms-patches/PlayerInteractManager.patch

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2015-05-25 12:37:24 +02:00
--- a/net/minecraft/server/PlayerInteractManager.java
+++ b/net/minecraft/server/PlayerInteractManager.java
@@ -1,5 +1,15 @@
package net.minecraft.server;
+// CraftBukkit start
+import java.util.ArrayList;
+import org.bukkit.craftbukkit.block.CraftBlock;
+import org.bukkit.event.block.BlockBreakEvent;
+import org.bukkit.craftbukkit.event.CraftEventFactory;
+import org.bukkit.event.Event;
+import org.bukkit.event.block.Action;
+import org.bukkit.event.player.PlayerInteractEvent;
+// CraftBukkit end
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+
public class PlayerInteractManager {
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public World world;
@@ -26,7 +36,7 @@
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this.gamemode = enumgamemode;
enumgamemode.a(this.player.abilities);
this.player.updateAbilities();
- this.player.server.getPlayerList().sendAll(new PacketPlayOutPlayerInfo(PacketPlayOutPlayerInfo.EnumPlayerInfoAction.UPDATE_GAME_MODE, new EntityPlayer[] { this.player}));
+ this.player.server.getPlayerList().sendAll(new PacketPlayOutPlayerInfo(PacketPlayOutPlayerInfo.EnumPlayerInfoAction.UPDATE_GAME_MODE, new EntityPlayer[] { this.player}), this.player); // CraftBukkit
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this.world.everyoneSleeping();
}
@@ -51,7 +61,7 @@
}
public void a() {
- ++this.currentTick;
+ this.currentTick = MinecraftServer.currentTick; // CraftBukkit;
float f;
int i;
@@ -96,6 +106,19 @@
}
public void a(BlockPosition blockposition, EnumDirection enumdirection) {
+ // CraftBukkit start
+ PlayerInteractEvent event = CraftEventFactory.callPlayerInteractEvent(this.player, Action.LEFT_CLICK_BLOCK, blockposition, enumdirection, this.player.inventory.getItemInHand(), EnumHand.MAIN_HAND);
+ if (event.isCancelled()) {
+ // Let the client know the block still exists
+ ((EntityPlayer) this.player).playerConnection.sendPacket(new PacketPlayOutBlockChange(this.world, blockposition));
+ // Update any tile entity data for this block
+ TileEntity tileentity = this.world.getTileEntity(blockposition);
+ if (tileentity != null) {
+ this.player.playerConnection.sendPacket(tileentity.getUpdatePacket());
+ }
+ return;
+ }
+ // CraftBukkit end
if (this.isCreative()) {
if (!this.world.douseFire((EntityHuman) null, blockposition, enumdirection)) {
this.breakBlock(blockposition);
@@ -122,16 +145,50 @@
}
}
- this.world.douseFire((EntityHuman) null, blockposition, enumdirection);
+ // this.world.douseFire((EntityHuman) null, blockposition, enumdirection); // CraftBukkit - Moved down
this.lastDigTick = this.currentTick;
float f = 1.0F;
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IBlockData iblockdata = this.world.getType(blockposition);
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- if (!iblockdata.isAir()) {
+ // CraftBukkit start - Swings at air do *NOT* exist.
+ if (event.useInteractedBlock() == Event.Result.DENY) {
+ // If we denied a door from opening, we need to send a correcting update to the client, as it already opened the door.
+ IBlockData data = this.world.getType(blockposition);
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+ if (data.getBlock() instanceof BlockDoor) {
+ // For some reason *BOTH* the bottom/top part have to be marked updated.
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+ boolean bottom = data.get(BlockDoor.HALF) == BlockPropertyDoubleBlockHalf.LOWER;
+ ((EntityPlayer) this.player).playerConnection.sendPacket(new PacketPlayOutBlockChange(this.world, blockposition));
+ ((EntityPlayer) this.player).playerConnection.sendPacket(new PacketPlayOutBlockChange(this.world, bottom ? blockposition.up() : blockposition.down()));
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+ } else if (data.getBlock() instanceof BlockTrapdoor) {
+ ((EntityPlayer) this.player).playerConnection.sendPacket(new PacketPlayOutBlockChange(this.world, blockposition));
+ }
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+ } else if (!iblockdata.isAir()) {
iblockdata.attack(this.world, blockposition, this.player);
f = iblockdata.getDamage(this.player, this.player.world, blockposition);
+ // Allow fire punching to be blocked
+ this.world.douseFire((EntityHuman) null, blockposition, enumdirection);
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+ }
+
+ if (event.useItemInHand() == Event.Result.DENY) {
+ // If we 'insta destroyed' then the client needs to be informed.
+ if (f > 1.0f) {
+ ((EntityPlayer) this.player).playerConnection.sendPacket(new PacketPlayOutBlockChange(this.world, blockposition));
+ }
+ return;
+ }
+ org.bukkit.event.block.BlockDamageEvent blockEvent = CraftEventFactory.callBlockDamageEvent(this.player, blockposition.getX(), blockposition.getY(), blockposition.getZ(), this.player.inventory.getItemInHand(), f >= 1.0f);
+
+ if (blockEvent.isCancelled()) {
+ // Let the client know the block still exists
+ ((EntityPlayer) this.player).playerConnection.sendPacket(new PacketPlayOutBlockChange(this.world, blockposition));
+ return;
}
+ if (blockEvent.getInstaBreak()) {
+ f = 2.0f;
+ }
+ // CraftBukkit end
+
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if (!iblockdata.isAir() && f >= 1.0F) {
this.breakBlock(blockposition);
} else {
@@ -149,6 +206,7 @@
public void a(BlockPosition blockposition) {
if (blockposition.equals(this.f)) {
+ this.currentTick = MinecraftServer.currentTick; // CraftBukkit
int i = this.currentTick - this.lastDigTick;
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IBlockData iblockdata = this.world.getType(blockposition);
@@ -166,6 +224,10 @@
this.j = this.lastDigTick;
}
}
+ // CraftBukkit start - Force block reset to client
+ } else {
+ this.player.playerConnection.sendPacket(new PacketPlayOutBlockChange(this.world, blockposition));
+ // CraftBukkit end
}
}
@@ -190,13 +252,88 @@
public boolean breakBlock(BlockPosition blockposition) {
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IBlockData iblockdata = this.world.getType(blockposition);
+ // CraftBukkit start - fire BlockBreakEvent
+ org.bukkit.block.Block bblock = CraftBlock.at(world, blockposition);
+ BlockBreakEvent event = null;
+
+ if (this.player instanceof EntityPlayer) {
+ // Sword + Creative mode pre-cancel
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+ boolean isSwordNoBreak = !this.player.getItemInMainHand().getItem().a(iblockdata, this.world, blockposition, (EntityHuman) this.player);
+
+ // Tell client the block is gone immediately then process events
+ // Don't tell the client if its a creative sword break because its not broken!
+ if (world.getTileEntity(blockposition) == null && !isSwordNoBreak) {
+ PacketPlayOutBlockChange packet = new PacketPlayOutBlockChange(this.world, blockposition);
+ packet.block = Blocks.AIR.getBlockData();
+ ((EntityPlayer) this.player).playerConnection.sendPacket(packet);
+ }
+
+ event = new BlockBreakEvent(bblock, this.player.getBukkitEntity());
+
+ // Sword + Creative mode pre-cancel
+ event.setCancelled(isSwordNoBreak);
+
+ // Calculate default block experience
+ IBlockData nmsData = this.world.getType(blockposition);
+ Block nmsBlock = nmsData.getBlock();
+
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+ ItemStack itemstack = this.player.getEquipment(EnumItemSlot.MAINHAND);
+
+ if (nmsBlock != null && !event.isCancelled() && !this.isCreative() && this.player.hasBlock(nmsBlock.getBlockData())) {
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+ // Copied from block.a(World world, EntityHuman entityhuman, BlockPosition blockposition, IBlockData iblockdata, @Nullable TileEntity tileentity, ItemStack itemstack)
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+ // PAIL: checkme each update
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+ if (!(nmsBlock.X_() && EnchantmentManager.getEnchantmentLevel(Enchantments.SILK_TOUCH, itemstack) > 0)) {
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+ int bonusLevel = EnchantmentManager.getEnchantmentLevel(Enchantments.LOOT_BONUS_BLOCKS, itemstack);
+
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+ event.setExpToDrop(nmsBlock.getExpDrop(nmsData, this.world, blockposition, bonusLevel));
+ }
+ }
+
+ this.world.getServer().getPluginManager().callEvent(event);
+
+ if (event.isCancelled()) {
+ if (isSwordNoBreak) {
+ return false;
+ }
+ // Let the client know the block still exists
+ ((EntityPlayer) this.player).playerConnection.sendPacket(new PacketPlayOutBlockChange(this.world, blockposition));
+
+ // Brute force all possible updates
+ for (EnumDirection dir : EnumDirection.values()) {
+ ((EntityPlayer) this.player).playerConnection.sendPacket(new PacketPlayOutBlockChange(world, blockposition.shift(dir)));
+ }
+
+ // Update any tile entity data for this block
+ TileEntity tileentity = this.world.getTileEntity(blockposition);
+ if (tileentity != null) {
+ this.player.playerConnection.sendPacket(tileentity.getUpdatePacket());
+ }
+ return false;
+ }
+ }
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+ // CraftBukkit end
- if (!this.player.getItemInMainHand().getItem().a(iblockdata, this.world, blockposition, (EntityHuman) this.player)) {
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+ if (false && !this.player.getItemInMainHand().getItem().a(iblockdata, this.world, blockposition, (EntityHuman) this.player)) { // CraftBukkit - false
return false;
} else {
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+ iblockdata = this.world.getType(blockposition); // CraftBukkit - update state from plugins
+ if (iblockdata.isAir()) return false; // CraftBukkit - A plugin set block to air without cancelling
TileEntity tileentity = this.world.getTileEntity(blockposition);
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Block block = iblockdata.getBlock();
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+ // CraftBukkit start - Special case skulls, their item data comes from a tile entity (Also check if block should drop items)
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+ if (iblockdata.getBlock() instanceof BlockSkullAbstract && !this.isCreative() && event.isDropItems()) {
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+ iblockdata.getBlock().dropNaturally(iblockdata, world, blockposition, 1.0F, 0);
+ return this.c(blockposition);
+ }
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+
+ // And shulker boxes too for duplication on cancel reasons (Also check if block should drop items)
+ if (iblockdata.getBlock() instanceof BlockShulkerBox && event.isDropItems()) {
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+ iblockdata.getBlock().dropNaturally(iblockdata, world, blockposition, 1.0F, 0);
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+ return this.c(blockposition);
+ }
+ // CraftBukkit end
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+
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if ((block instanceof BlockCommand || block instanceof BlockStructure) && !this.player.isCreativeAndOp()) {
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this.world.notify(blockposition, iblockdata, iblockdata, 3);
return false;
@@ -221,6 +358,10 @@
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}
}
+ // CraftBukkit start
+ org.bukkit.block.BlockState state = bblock.getState();
+ world.captureDrops = new ArrayList<>();
+ // CraftBukkit end
boolean flag = this.c(blockposition);
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if (!this.isCreative()) {
@@ -228,13 +369,31 @@
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boolean flag1 = this.player.hasBlock(iblockdata);
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itemstack1.a(this.world, iblockdata, blockposition, this.player);
- if (flag && flag1) {
+ // CraftBukkit start - Check if block should drop items
+ if (flag && flag1 && event.isDropItems()) {
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ItemStack itemstack2 = itemstack1.isEmpty() ? ItemStack.a : itemstack1.cloneItemStack();
iblockdata.getBlock().a(this.world, this.player, blockposition, iblockdata, tileentity, itemstack2);
}
+ // CraftBukkit end
}
+ if (event.isDropItems()) {
+ for (EntityItem item : world.captureDrops) {
+ if (!org.bukkit.craftbukkit.event.CraftEventFactory.callBlockDropItemEvent(bblock, state, this.player, item).isCancelled()) {
+ world.addEntity(item);
+ }
+ }
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+ }
+ world.captureDrops = null;
+ // CraftBukkit end
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+
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+ // CraftBukkit start - Drop event experience
+ if (flag && event != null) {
+ iblockdata.getBlock().dropExperience(this.world, blockposition, event.getExpToDrop());
+ }
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+ // CraftBukkit end
+
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return flag;
}
}
@@ -277,11 +436,40 @@
}
}
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+ // CraftBukkit start - whole method
+ public boolean interactResult = false;
+ public boolean firedInteract = false;
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public EnumInteractionResult a(EntityHuman entityhuman, World world, ItemStack itemstack, EnumHand enumhand, BlockPosition blockposition, EnumDirection enumdirection, float f, float f1, float f2) {
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IBlockData iblockdata = world.getType(blockposition);
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+ EnumInteractionResult enuminteractionresult = EnumInteractionResult.PASS;
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+ if (iblockdata.isAir()) return enuminteractionresult;
+ boolean cancelledBlock = false;
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if (this.gamemode == EnumGamemode.SPECTATOR) {
TileEntity tileentity = world.getTileEntity(blockposition);
+ cancelledBlock = !(tileentity instanceof ITileInventory || tileentity instanceof IInventory);
+ }
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+
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+ if (entityhuman.getCooldownTracker().a(itemstack.getItem())) {
+ cancelledBlock = true;
+ }
+
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+ PlayerInteractEvent event = CraftEventFactory.callPlayerInteractEvent(entityhuman, Action.RIGHT_CLICK_BLOCK, blockposition, enumdirection, itemstack, cancelledBlock, enumhand);
+ firedInteract = true;
+ interactResult = event.useItemInHand() == Event.Result.DENY;
+
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+ if (event.useInteractedBlock() == Event.Result.DENY) {
+ // If we denied a door from opening, we need to send a correcting update to the client, as it already opened the door.
+ if (iblockdata.getBlock() instanceof BlockDoor) {
+ boolean bottom = iblockdata.get(BlockDoor.HALF) == BlockPropertyDoubleBlockHalf.LOWER;
+ ((EntityPlayer) entityhuman).playerConnection.sendPacket(new PacketPlayOutBlockChange(world, bottom ? blockposition.up() : blockposition.down()));
+ } else if (iblockdata.getBlock() instanceof BlockCake) {
+ ((EntityPlayer) entityhuman).getBukkitEntity().sendHealthUpdate(); // SPIGOT-1341 - reset health for cake
+ }
+ ((EntityPlayer) entityhuman).getBukkitEntity().updateInventory(); // SPIGOT-2867
+ enuminteractionresult = (event.useItemInHand() != Event.Result.ALLOW) ? EnumInteractionResult.SUCCESS : EnumInteractionResult.PASS;
+ } else if (this.gamemode == EnumGamemode.SPECTATOR) {
+ TileEntity tileentity = world.getTileEntity(blockposition);
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if (tileentity instanceof ITileInventory) {
Block block = iblockdata.getBlock();
@@ -305,24 +493,26 @@
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boolean flag = !entityhuman.getItemInMainHand().isEmpty() || !entityhuman.getItemInOffHand().isEmpty();
boolean flag1 = entityhuman.isSneaking() && flag;
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- if (!flag1 && iblockdata.interact(world, blockposition, entityhuman, enumhand, enumdirection, f, f1, f2)) {
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- return EnumInteractionResult.SUCCESS;
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- } else if (!itemstack.isEmpty() && !entityhuman.getCooldownTracker().a(itemstack.getItem())) {
+ if (!flag1) {
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+ enuminteractionresult = iblockdata.interact(world, blockposition, entityhuman, enumhand, enumdirection, f, f1, f2) ? EnumInteractionResult.SUCCESS : EnumInteractionResult.FAIL;
+ }
+
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+ if (!itemstack.isEmpty() && enuminteractionresult != EnumInteractionResult.SUCCESS && !interactResult) { // add !interactResult SPIGOT-764
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ItemActionContext itemactioncontext = new ItemActionContext(entityhuman, entityhuman.b(enumhand), blockposition, enumdirection, f, f1, f2);
if (this.isCreative()) {
int i = itemstack.getCount();
- EnumInteractionResult enuminteractionresult = itemstack.placeItem(itemactioncontext);
+ enuminteractionresult = itemstack.placeItem(itemactioncontext, enumhand);
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itemstack.setCount(i);
return enuminteractionresult;
} else {
- return itemstack.placeItem(itemactioncontext);
+ return itemstack.placeItem(itemactioncontext, enumhand);
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}
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- } else {
- return EnumInteractionResult.PASS;
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}
}
+ return enuminteractionresult;
+ // CraftBukkit end
}
public void a(WorldServer worldserver) {