xjboss/KCauldronX
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KCauldronX/patches/net/minecraft/entity/item/EntityItem.java.patch
Prototik 56e30acac0 Forbid negative delayBeforePickup, fix #4
2015-05-15 00:43:52 +07:00

282 lines
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--- ../src-base/minecraft/net/minecraft/entity/item/EntityItem.java
+++ ../src-work/minecraft/net/minecraft/entity/item/EntityItem.java
@@ -22,6 +22,11 @@
import cpw.mods.fml.common.FMLCommonHandler;
import cpw.mods.fml.common.eventhandler.Event.Result;
+// CraftBukkit start
+import org.bukkit.event.player.PlayerPickupItemEvent;
+import net.minecraft.server.MinecraftServer;
+// CraftBukkit end
+
public class EntityItem extends Entity
{
private static final Logger logger = LogManager.getLogger();
@@ -31,6 +36,7 @@
private String field_145801_f;
private String field_145802_g;
public float hoverStart;
+ private int lastTick = MinecraftServer.currentTick; // CraftBukkit
private static final String __OBFID = "CL_00001669";
/**
@@ -55,6 +61,15 @@
public EntityItem(World p_i1710_1_, double p_i1710_2_, double p_i1710_4_, double p_i1710_6_, ItemStack p_i1710_8_)
{
this(p_i1710_1_, p_i1710_2_, p_i1710_4_, p_i1710_6_);
+
+ // CraftBukkit start - Can't set null items in the datawatcher
+ if (p_i1710_8_ == null || p_i1710_8_.getItem() == null)
+ {
+ return;
+ }
+
+ // CraftBukkit end
+
this.setEntityItemStack(p_i1710_8_);
this.lifespan = (p_i1710_8_.getItem() == null ? 6000 : p_i1710_8_.getItem().getEntityLifespan(p_i1710_8_, p_i1710_1_));
}
@@ -89,93 +104,103 @@
}
}
- if (this.getEntityItem() == null)
- {
- this.setDead();
+ super.onUpdate();
+ // CraftBukkit start - Use wall time for pickup and despawn timers
+ int elapsedTicks = MinecraftServer.currentTick - this.lastTick;
+ this.delayBeforeCanPickup -= elapsedTicks;
+ if (this.delayBeforeCanPickup < 0) this.delayBeforeCanPickup = 0; // Cauldron
+ this.age += elapsedTicks;
+ this.lastTick = MinecraftServer.currentTick;
+ // CraftBukkit end
+
+ boolean forceUpdate = this.ticksExisted > 0 && this.ticksExisted % 25 == 0; // Cauldron - optimize item tick updates
+ this.prevPosX = this.posX;
+ this.prevPosY = this.posY;
+ this.prevPosZ = this.posZ;
+ this.motionY -= 0.03999999910593033D;
+ // Cauldron start - if forced
+ if (forceUpdate || noClip) {
+ this.noClip = this.func_145771_j(this.posX, (this.boundingBox.minY + this.boundingBox.maxY) / 2.0D, this.posZ);
}
- else
- {
- super.onUpdate();
+ // Cauldron end
+ this.moveEntity(this.motionX, this.motionY, this.motionZ);
+ boolean flag = (int)this.prevPosX != (int)this.posX || (int)this.prevPosY != (int)this.posY || (int)this.prevPosZ != (int)this.posZ;
- if (this.delayBeforeCanPickup > 0)
+ if ((flag && this.ticksExisted % 5 == 0) || forceUpdate) // Cauldron - if forced
+ {
+ if (this.worldObj.getBlock(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posY), MathHelper.floor_double(this.posZ)).getMaterial() == Material.lava)
{
- --this.delayBeforeCanPickup;
+ this.motionY = 0.20000000298023224D;
+ this.motionX = (double)((this.rand.nextFloat() - this.rand.nextFloat()) * 0.2F);
+ this.motionZ = (double)((this.rand.nextFloat() - this.rand.nextFloat()) * 0.2F);
+ this.playSound("random.fizz", 0.4F, 2.0F + this.rand.nextFloat() * 0.4F);
}
- this.prevPosX = this.posX;
- this.prevPosY = this.posY;
- this.prevPosZ = this.posZ;
- this.motionY -= 0.03999999910593033D;
- this.noClip = this.func_145771_j(this.posX, (this.boundingBox.minY + this.boundingBox.maxY) / 2.0D, this.posZ);
- this.moveEntity(this.motionX, this.motionY, this.motionZ);
- boolean flag = (int)this.prevPosX != (int)this.posX || (int)this.prevPosY != (int)this.posY || (int)this.prevPosZ != (int)this.posZ;
-
- if (flag || this.ticksExisted % 25 == 0)
+ if (forceUpdate && !this.worldObj.isRemote) // Cauldron - if forced
{
- if (this.worldObj.getBlock(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posY), MathHelper.floor_double(this.posZ)).getMaterial() == Material.lava)
- {
- this.motionY = 0.20000000298023224D;
- this.motionX = (double)((this.rand.nextFloat() - this.rand.nextFloat()) * 0.2F);
- this.motionZ = (double)((this.rand.nextFloat() - this.rand.nextFloat()) * 0.2F);
- this.playSound("random.fizz", 0.4F, 2.0F + this.rand.nextFloat() * 0.4F);
- }
-
- if (!this.worldObj.isRemote)
- {
- this.searchForOtherItemsNearby();
- }
+ this.searchForOtherItemsNearby();
}
+ }
- float f = 0.98F;
+ float f = 0.98F;
- if (this.onGround)
- {
- f = this.worldObj.getBlock(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.boundingBox.minY) - 1, MathHelper.floor_double(this.posZ)).slipperiness * 0.98F;
- }
+ if (this.onGround)
+ {
+ f = this.worldObj.getBlock(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.boundingBox.minY) - 1, MathHelper.floor_double(this.posZ)).slipperiness * 0.98F;
+ }
- this.motionX *= (double)f;
- this.motionY *= 0.9800000190734863D;
- this.motionZ *= (double)f;
+ this.motionX *= (double)f;
+ this.motionY *= 0.9800000190734863D;
+ this.motionZ *= (double)f;
- if (this.onGround)
- {
- this.motionY *= -0.5D;
- }
+ if (this.onGround)
+ {
+ this.motionY *= -0.5D;
+ }
- ++this.age;
+ // ++this.age; // CraftBukkit - Moved up (base age on wall time)
- ItemStack item = getDataWatcher().getWatchableObjectItemStack(10);
-
- if (!this.worldObj.isRemote && this.age >= lifespan)
+ ItemStack item = getDataWatcher().getWatchableObjectItemStack(10);
+
+ if (!this.worldObj.isRemote && this.age >= lifespan - 1) // Cauldron adjust for age being off by one when it is first dropped
+ {
+ // CraftBukkit start
+ if (org.bukkit.craftbukkit.event.CraftEventFactory.callItemDespawnEvent(this).isCancelled())
{
- if (item != null)
- {
- ItemExpireEvent event = new ItemExpireEvent(this, (item.getItem() == null ? 6000 : item.getItem().getEntityLifespan(item, worldObj)));
- if (MinecraftForge.EVENT_BUS.post(event))
- {
- lifespan += event.extraLife;
- }
- else
- {
- this.setDead();
- }
+ this.age = 0;
+ return;
+ }
+ // CraftBukkit end
+ if (item != null)
+ {
+ ItemExpireEvent event = new ItemExpireEvent(this, (item.getItem() == null ? this.worldObj.getSpigotConfig().itemDespawnRate : item.getItem().getEntityLifespan(item, worldObj))); // Spigot // Cauldron
+ if (MinecraftForge.EVENT_BUS.post(event))
+ {
+ lifespan += event.extraLife;
}
else
{
this.setDead();
}
}
-
- if (item != null && item.stackSize <= 0)
+ else
{
this.setDead();
}
}
+
+ if (item != null && item.stackSize <= 0)
+ {
+ this.setDead();
+ }
}
private void searchForOtherItemsNearby()
{
- Iterator iterator = this.worldObj.getEntitiesWithinAABB(EntityItem.class, this.boundingBox.expand(0.5D, 0.0D, 0.5D)).iterator();
+ // Spigot start
+ double radius = worldObj.getSpigotConfig().itemMerge; // Cauldron
+ Iterator iterator = this.worldObj.getEntitiesWithinAABB(EntityItem.class, this.boundingBox.expand(radius, radius, radius)).iterator();
+ // Spigot end
while (iterator.hasNext())
{
@@ -225,11 +250,13 @@
}
else
{
- itemstack1.stackSize += itemstack.stackSize;
- p_70289_1_.delayBeforeCanPickup = Math.max(p_70289_1_.delayBeforeCanPickup, this.delayBeforeCanPickup);
- p_70289_1_.age = Math.min(p_70289_1_.age, this.age);
- p_70289_1_.setEntityItemStack(itemstack1);
- this.setDead();
+ // Spigot start
+ itemstack.stackSize += itemstack1.stackSize;
+ this.delayBeforeCanPickup = Math.max(p_70289_1_.delayBeforeCanPickup, this.delayBeforeCanPickup);
+ this.age = Math.min(p_70289_1_.age, this.age);
+ this.setEntityItemStack(itemstack);
+ p_70289_1_.setDead();
+ // Spigot end
return true;
}
}
@@ -316,8 +343,27 @@
}
NBTTagCompound nbttagcompound1 = p_70037_1_.getCompoundTag("Item");
- this.setEntityItemStack(ItemStack.loadItemStackFromNBT(nbttagcompound1));
+ // CraftBukkit start
+ if (nbttagcompound1 != null)
+ {
+ ItemStack itemstack = ItemStack.loadItemStackFromNBT(nbttagcompound1);
+
+ if (itemstack != null)
+ {
+ this.setEntityItemStack(itemstack);
+ }
+ else
+ {
+ this.setDead();
+ }
+ }
+ else
+ {
+ this.setDead();
+ }
+
+ // CraftBukkit end
ItemStack item = getDataWatcher().getWatchableObjectItemStack(10);
if (item == null || item.stackSize <= 0)
@@ -350,6 +396,31 @@
ItemStack itemstack = this.getEntityItem();
int i = itemstack.stackSize;
+ // CraftBukkit start
+ int canHold = p_70100_1_.inventory.canHold(itemstack);
+ int remaining = itemstack.stackSize - canHold;
+
+ if (this.delayBeforeCanPickup <= 0 && canHold > 0)
+ {
+ itemstack.stackSize = canHold;
+ // Cauldron start - rename to cbEvent to fix naming collision
+ PlayerPickupItemEvent cbEvent = new PlayerPickupItemEvent((org.bukkit.entity.Player) p_70100_1_.getBukkitEntity(), (org.bukkit.entity.Item) this.getBukkitEntity(), remaining);
+ //cbEvent.setCancelled(!par1EntityPlayer.canPickUpLoot); TODO
+ this.worldObj.getServer().getPluginManager().callEvent(cbEvent);
+ itemstack.stackSize = canHold + remaining;
+
+ if (cbEvent.isCancelled())
+ {
+ return;
+ }
+ // Cauldron end
+
+ // Possibly < 0; fix here so we do not have to modify code below
+ this.delayBeforeCanPickup = 0;
+ }
+
+ // CraftBukkit end
+
if (this.delayBeforeCanPickup <= 0 && (this.field_145802_g == null || lifespan - this.age <= 200 || this.field_145802_g.equals(p_70100_1_.getCommandSenderName())) && (event.getResult() == Result.ALLOW || i <= 0 || p_70100_1_.inventory.addItemStackToInventory(itemstack)))
{
if (itemstack.getItem() == Item.getItemFromBlock(Blocks.log))
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