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path: root/patch-remap/mache-spigotflower-stripped/net/minecraft/server/level/ServerPlayerGameMode.java.patch
blob: bf951d1eeae978285f6f9961aeac943de8f92e74 (plain)
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--- a/net/minecraft/server/level/ServerPlayerGameMode.java
+++ b/net/minecraft/server/level/ServerPlayerGameMode.java
@@ -21,10 +23,28 @@
 import net.minecraft.world.level.block.Block;
 import net.minecraft.world.level.block.GameMasterBlock;
 import net.minecraft.world.level.block.entity.BlockEntity;
-import net.minecraft.world.level.block.state.BlockState;
+import net.minecraft.world.level.block.state.IBlockData;
+import org.slf4j.Logger;
+
+// CraftBukkit start
+import java.util.ArrayList;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.network.ServerGamePacketListenerImpl;
+import net.minecraft.world.level.block.Blocks;
+import net.minecraft.world.level.block.CakeBlock;
+import net.minecraft.world.level.block.DoorBlock;
+import net.minecraft.world.level.block.state.properties.BlockPropertyDoubleBlockHalf;
 import net.minecraft.world.phys.BlockHitResult;
 import net.minecraft.world.phys.Vec3;
-import org.slf4j.Logger;
+import org.bukkit.GameMode;
+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.PlayerGameModeChangeEvent;
+import org.bukkit.event.player.PlayerInteractEvent;
+// CraftBukkit end
 
 public class ServerPlayerGameMode {
 
@@ -56,9 +76,16 @@
         if (gametype == this.gameModeForPlayer) {
             return false;
         } else {
-            this.setGameModeForPlayer(gametype, this.previousGameModeForPlayer);
+            // CraftBukkit start
+            PlayerGameModeChangeEvent event = new PlayerGameModeChangeEvent(player.getBukkitEntity(), GameMode.getByValue(gameModeForPlayer.getId()));
+            level.getCraftServer().getPluginManager().callEvent(event);
+            if (event.isCancelled()) {
+                return false;
+            }
+            // CraftBukkit end
+            this.setGameModeForPlayer(gameModeForPlayer, this.previousGameModeForPlayer);
             this.player.onUpdateAbilities();
-            this.player.server.getPlayerList().broadcastAll(new ClientboundPlayerInfoUpdatePacket(ClientboundPlayerInfoUpdatePacket.Action.UPDATE_GAME_MODE, this.player));
+            this.player.server.getPlayerList().broadcastAll(new ClientboundPlayerInfoUpdatePacket(ClientboundPlayerInfoUpdatePacket.Action.UPDATE_GAME_MODE, this.player), this.player); // CraftBukkit
             this.level.updateSleepingPlayerList();
             return true;
         }
@@ -88,8 +115,8 @@
     }
 
     public void tick() {
-        ++this.gameTicks;
-        BlockState blockstate;
+        this.gameTicks = MinecraftServer.currentTick; // CraftBukkit;
+        IBlockData iblockdata;
 
         if (this.hasDelayedDestroy) {
             blockstate = this.level.getBlockState(this.delayedDestroyPos);
@@ -140,13 +167,35 @@
         } else {
             BlockState blockstate;
 
-            if (serverboundplayeractionpacket_action == ServerboundPlayerActionPacket.Action.START_DESTROY_BLOCK) {
-                if (!this.level.mayInteract(this.player, blockpos)) {
-                    this.player.connection.send(new ClientboundBlockUpdatePacket(blockpos, this.level.getBlockState(blockpos)));
-                    this.debugLogging(blockpos, false, j, "may not interact");
+            if (action == ServerboundPlayerActionPacket.EnumPlayerDigType.START_DESTROY_BLOCK) {
+                if (!this.level.mayInteract(this.player, pos)) {
+                    // CraftBukkit start - fire PlayerInteractEvent
+                    CraftEventFactory.callPlayerInteractEvent(this.player, Action.LEFT_CLICK_BLOCK, pos, face, this.player.getInventory().getSelected(), EnumHand.MAIN_HAND);
+                    this.player.connection.send(new ClientboundBlockUpdatePacket(pos, this.level.getBlockState(pos)));
+                    this.debugLogging(pos, false, sequence, "may not interact");
+                    // Update any tile entity data for this block
+                    BlockEntity tileentity = level.getBlockEntity(pos);
+                    if (tileentity != null) {
+                        this.player.connection.send(tileentity.getUpdatePacket());
+                    }
+                    // CraftBukkit end
                     return;
                 }
 
+                // CraftBukkit start
+                PlayerInteractEvent event = CraftEventFactory.callPlayerInteractEvent(this.player, Action.LEFT_CLICK_BLOCK, pos, face, this.player.getInventory().getSelected(), EnumHand.MAIN_HAND);
+                if (event.isCancelled()) {
+                    // Let the client know the block still exists
+                    this.player.connection.send(new ClientboundBlockUpdatePacket(this.level, pos));
+                    // Update any tile entity data for this block
+                    BlockEntity tileentity = this.level.getBlockEntity(pos);
+                    if (tileentity != null) {
+                        this.player.connection.send(tileentity.getUpdatePacket());
+                    }
+                    return;
+                }
+                // CraftBukkit end
+
                 if (this.isCreative()) {
                     this.destroyAndAck(blockpos, j, "creative destroy");
                     return;
@@ -161,14 +210,46 @@
                 this.destroyProgressStart = this.gameTicks;
                 float f = 1.0F;
 
-                blockstate = this.level.getBlockState(blockpos);
-                if (!blockstate.isAir()) {
-                    blockstate.attack(this.level, blockpos, this.player);
-                    f = blockstate.getDestroyProgress(this.player, this.player.level(), blockpos);
+                iblockdata = this.level.getBlockState(pos);
+                // 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.level.getBlockState(pos);
+                    if (data.getBlock() instanceof DoorBlock) {
+                        // For some reason *BOTH* the bottom/top part have to be marked updated.
+                        boolean bottom = data.getValue(DoorBlock.HALF) == BlockPropertyDoubleBlockHalf.LOWER;
+                        this.player.connection.send(new ClientboundBlockUpdatePacket(this.level, pos));
+                        this.player.connection.send(new ClientboundBlockUpdatePacket(this.level, bottom ? pos.above() : pos.below()));
+                    } else if (data.getBlock() instanceof TrapDoorBlock) {
+                        this.player.connection.send(new ClientboundBlockUpdatePacket(this.level, pos));
+                    }
+                } else if (!iblockdata.isAir()) {
+                    iblockdata.attack(this.level, pos, this.player);
+                    f = iblockdata.getDestroyProgress(this.player, this.player.level(), pos);
                 }
 
-                if (!blockstate.isAir() && f >= 1.0F) {
-                    this.destroyAndAck(blockpos, j, "insta mine");
+                if (event.useItemInHand() == Event.Result.DENY) {
+                    // If we 'insta destroyed' then the client needs to be informed.
+                    if (f > 1.0f) {
+                        this.player.connection.send(new ClientboundBlockUpdatePacket(this.level, pos));
+                    }
+                    return;
+                }
+                org.bukkit.event.block.BlockDamageEvent blockEvent = CraftEventFactory.callBlockDamageEvent(this.player, pos, this.player.getInventory().getSelected(), f >= 1.0f);
+
+                if (blockEvent.isCancelled()) {
+                    // Let the client know the block still exists
+                    this.player.connection.send(new ClientboundBlockUpdatePacket(this.level, pos));
+                    return;
+                }
+
+                if (blockEvent.getInstaBreak()) {
+                    f = 2.0f;
+                }
+                // CraftBukkit end
+
+                if (!iblockdata.isAir() && f >= 1.0F) {
+                    this.destroyAndAck(pos, sequence, "insta mine");
                 } else {
                     if (this.isDestroyingBlock) {
                         this.player.connection.send(new ClientboundBlockUpdatePacket(this.destroyPos, this.level.getBlockState(this.destroyPos)));
@@ -210,14 +291,16 @@
                 this.debugLogging(blockpos, true, j, "stopped destroying");
             } else if (serverboundplayeractionpacket_action == ServerboundPlayerActionPacket.Action.ABORT_DESTROY_BLOCK) {
                 this.isDestroyingBlock = false;
-                if (!Objects.equals(this.destroyPos, blockpos)) {
-                    ServerPlayerGameMode.LOGGER.warn("Mismatch in destroy block pos: {} {}", this.destroyPos, blockpos);
+                if (!Objects.equals(this.destroyPos, pos)) {
+                    ServerPlayerGameMode.LOGGER.debug("Mismatch in destroy block pos: {} {}", this.destroyPos, pos); // CraftBukkit - SPIGOT-5457 sent by client when interact event cancelled
                     this.level.destroyBlockProgress(this.player.getId(), this.destroyPos, -1);
                     this.debugLogging(blockpos, true, j, "aborted mismatched destroying");
                 }
 
-                this.level.destroyBlockProgress(this.player.getId(), blockpos, -1);
-                this.debugLogging(blockpos, true, j, "aborted destroying");
+                this.level.destroyBlockProgress(this.player.getId(), pos, -1);
+                this.debugLogging(pos, true, sequence, "aborted destroying");
+
+                CraftEventFactory.callBlockDamageAbortEvent(this.player, pos, this.player.getInventory().getSelected()); // CraftBukkit
             }
 
         }
@@ -233,14 +316,69 @@
 
     }
 
-    public boolean destroyBlock(BlockPos blockpos) {
-        BlockState blockstate = this.level.getBlockState(blockpos);
+    public boolean destroyBlock(BlockPos pos) {
+        IBlockData iblockdata = this.level.getBlockState(pos);
+        // CraftBukkit start - fire BlockBreakEvent
+        org.bukkit.block.Block bblock = CraftBlock.at(level, pos);
+        BlockBreakEvent event = null;
 
-        if (!this.player.getMainHandItem().getItem().canAttackBlock(blockstate, this.level, blockpos, this.player)) {
+        if (this.player instanceof ServerPlayer) {
+            // Sword + Creative mode pre-cancel
+            boolean isSwordNoBreak = !this.player.getMainHandItem().getItem().canAttackBlock(iblockdata, this.level, pos, 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 (level.getBlockEntity(pos) == null && !isSwordNoBreak) {
+                ClientboundBlockUpdatePacket packet = new ClientboundBlockUpdatePacket(pos, Blocks.AIR.defaultBlockState());
+                this.player.connection.send(packet);
+            }
+
+            event = new BlockBreakEvent(bblock, this.player.getBukkitEntity());
+
+            // Sword + Creative mode pre-cancel
+            event.setCancelled(isSwordNoBreak);
+
+            // Calculate default block experience
+            IBlockData nmsData = this.level.getBlockState(pos);
+            Block nmsBlock = nmsData.getBlock();
+
+            ItemStack itemstack = this.player.getItemBySlot(EquipmentSlot.MAINHAND);
+
+            if (nmsBlock != null && !event.isCancelled() && !this.isCreative() && this.player.hasCorrectToolForDrops(nmsBlock.defaultBlockState())) {
+                event.setExpToDrop(nmsBlock.getExpDrop(nmsData, this.level, pos, itemstack, true));
+            }
+
+            this.level.getCraftServer().getPluginManager().callEvent(event);
+
+            if (event.isCancelled()) {
+                if (isSwordNoBreak) {
+                    return false;
+                }
+                // Let the client know the block still exists
+                this.player.connection.send(new ClientboundBlockUpdatePacket(this.level, pos));
+
+                // Brute force all possible updates
+                for (Direction dir : Direction.values()) {
+                    this.player.connection.send(new ClientboundBlockUpdatePacket(level, pos.relative(dir)));
+                }
+
+                // Update any tile entity data for this block
+                BlockEntity tileentity = this.level.getBlockEntity(pos);
+                if (tileentity != null) {
+                    this.player.connection.send(tileentity.getUpdatePacket());
+                }
+                return false;
+            }
+        }
+        // CraftBukkit end
+
+        if (false && !this.player.getMainHandItem().getItem().canAttackBlock(iblockdata, this.level, pos, this.player)) { // CraftBukkit - false
             return false;
         } else {
-            BlockEntity blockentity = this.level.getBlockEntity(blockpos);
-            Block block = blockstate.getBlock();
+            iblockdata = this.level.getBlockState(pos); // CraftBukkit - update state from plugins
+            if (iblockdata.isAir()) return false; // CraftBukkit - A plugin set block to air without cancelling
+            BlockEntity tileentity = this.level.getBlockEntity(pos);
+            Block block = iblockdata.getBlock();
 
             if (block instanceof GameMasterBlock && !this.player.canUseGameMasterBlocks()) {
                 this.level.sendBlockUpdated(blockpos, blockstate, blockstate, 3);
@@ -248,27 +386,44 @@
             } else if (this.player.blockActionRestricted(this.level, blockpos, this.gameModeForPlayer)) {
                 return false;
             } else {
-                BlockState blockstate1 = block.playerWillDestroy(this.level, blockpos, blockstate, this.player);
-                boolean flag = this.level.removeBlock(blockpos, false);
+                // CraftBukkit start
+                org.bukkit.block.BlockState state = bblock.getState();
+                level.captureDrops = new ArrayList<>();
+                // CraftBukkit end
+                IBlockData iblockdata1 = block.playerWillDestroy(this.level, pos, iblockdata, this.player);
+                boolean flag = this.level.removeBlock(pos, false);
 
                 if (flag) {
                     block.destroy(this.level, blockpos, blockstate1);
                 }
 
                 if (this.isCreative()) {
-                    return true;
+                    // return true; // CraftBukkit
                 } else {
                     ItemStack itemstack = this.player.getMainHandItem();
                     ItemStack itemstack1 = itemstack.copy();
                     boolean flag1 = this.player.hasCorrectToolForDrops(blockstate1);
 
-                    itemstack.mineBlock(this.level, blockstate1, blockpos, this.player);
-                    if (flag && flag1) {
-                        block.playerDestroy(this.level, this.player, blockpos, blockstate1, blockentity, itemstack1);
+                    itemstack.mineBlock(this.level, iblockdata1, pos, this.player);
+                    if (flag && flag1 && event.isDropItems()) { // CraftBukkit - Check if block should drop items
+                        block.playerDestroy(this.level, this.player, pos, iblockdata1, tileentity, itemstack1);
                     }
 
-                    return true;
+                    // return true; // CraftBukkit
                 }
+                // CraftBukkit start
+                if (event.isDropItems()) {
+                    org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockDropItemEvent(bblock, state, this.player, level.captureDrops);
+                }
+                level.captureDrops = null;
+
+                // Drop event experience
+                if (flag && event != null) {
+                    iblockdata.getBlock().popExperience(this.level, pos, event.getExpToDrop());
+                }
+
+                return true;
+                // CraftBukkit end
             }
         }
     }
@@ -313,9 +468,17 @@
         }
     }
 
-    public InteractionResult useItemOn(ServerPlayer serverplayer, Level level, ItemStack itemstack, InteractionHand interactionhand, BlockHitResult blockhitresult) {
-        BlockPos blockpos = blockhitresult.getBlockPos();
-        BlockState blockstate = level.getBlockState(blockpos);
+    // CraftBukkit start - whole method
+    public boolean interactResult = false;
+    public boolean firedInteract = false;
+    public BlockPos interactPosition;
+    public EnumHand interactHand;
+    public ItemStack interactItemStack;
+    public InteractionResult useItemOn(ServerPlayer player, Level level, ItemStack stack, EnumHand hand, BlockHitResult hitResult) {
+        BlockPos blockposition = hitResult.getBlockPos();
+        IBlockData iblockdata = level.getBlockState(blockposition);
+        InteractionResult enuminteractionresult = InteractionResult.PASS;
+        boolean cancelledBlock = false;
 
         if (!blockstate.getBlock().isEnabled(level.enabledFeatures())) {
             return InteractionResult.FAIL;
@@ -364,6 +557,8 @@
                 return InteractionResult.PASS;
             }
         }
+        return enuminteractionresult;
+        // CraftBukkit end
     }
 
     public void setLevel(ServerLevel serverlevel) {