Added InvWrapper Capabilities to inventories

src/main/java/de/ellpeck/actuallyadditions/mod/tile/TileEntityInventoryBase.java

@@ -20,15 +20,23 @@ import net.minecraft.nbt.NBTTagList;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.text.ITextComponent;
 import net.minecraft.util.text.TextComponentString;
+import net.minecraftforge.common.capabilities.Capability;
+import net.minecraftforge.items.CapabilityItemHandler;
+import net.minecraftforge.items.wrapper.SidedInvWrapper;
 
 public abstract class TileEntityInventoryBase extends TileEntityBase implements ISidedInventory{
 
     public ItemStack slots[];
     public String name;
+    private SidedInvWrapper[] invWrappers = new SidedInvWrapper[6];
 
     public TileEntityInventoryBase(int slots, String name){
         this.initializeSlots(slots);
         this.name = "container."+ModUtil.MOD_ID+"."+name;
+
+        for(int i = 0; i < this.invWrappers.length; i++){
+            this.invWrappers[i] = new SidedInvWrapper(this, EnumFacing.values()[i]);
+        }
     }
 
     public void initializeSlots(int itemAmount){
@@ -203,4 +211,22 @@ public abstract class TileEntityInventoryBase extends TileEntityBase implements
         return new TextComponentString(StringUtil.localize(this.getName()));
     }
 
+    @Override
+    public boolean hasCapability(Capability<?> capability, EnumFacing facing){
+        return this.getCapability(capability, facing) != null;
+    }
+
+    @Override
+    public <T> T getCapability(Capability<T> capability, EnumFacing facing){
+        if(this.hasInvWrapperCapabilities() && capability == CapabilityItemHandler.ITEM_HANDLER_CAPABILITY){
+            return (T)this.invWrappers[facing.ordinal()];
+        }
+        else{
+            return super.getCapability(capability, facing);
+        }
+    }
+
+    public boolean hasInvWrapperCapabilities(){
+        return true;
+    }
 }

src/main/java/de/ellpeck/actuallyadditions/mod/tile/TileEntityPhantomItemface.java

@@ -16,6 +16,7 @@ import net.minecraft.inventory.ISidedInventory;
 import net.minecraft.item.ItemStack;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.EnumFacing;
+import net.minecraftforge.common.capabilities.Capability;
 
 public class TileEntityPhantomItemface extends TileEntityPhantomface{
 
@@ -110,7 +111,7 @@ public class TileEntityPhantomItemface extends TileEntityPhantomface{
 
     @Override
     public boolean isBoundThingInRange(){
-        return super.isBoundThingInRange() && this.worldObj.getTileEntity(this.boundPosition) instanceof IInventory;
+        return super.isBoundThingInRange() && this.getInventory() != null;
     }
 
     @Override
@@ -122,4 +123,9 @@ public class TileEntityPhantomItemface extends TileEntityPhantomface{
     public boolean canExtractItem(int slot, ItemStack stack, EnumFacing side){
         return this.isBoundThingInRange() && (this.getSided() == null || this.getSided().canExtractItem(slot, stack, side));
     }
+
+    @Override
+    public <T> T getCapability(Capability<T> capability, EnumFacing facing){
+        return this.isBoundThingInRange() ? this.worldObj.getTileEntity(this.boundPosition).getCapability(capability, facing) : super.getCapability(capability, facing);
+    }
 }

src/main/java/de/ellpeck/actuallyadditions/mod/tile/TileEntityPhantomface.java

@@ -179,4 +179,9 @@ public class TileEntityPhantomface extends TileEntityInventoryBase implements IP
     public boolean canExtractItem(int slot, ItemStack stack, EnumFacing side){
         return false;
     }
+
+    @Override
+    public boolean hasInvWrapperCapabilities(){
+        return false;
+    }
 }