From 958f350464f609f6d3edfbce0cb6fcff3783a924 Mon Sep 17 00:00:00 2001
From: Bernhard Bonigl <bernhard.bonigl@gmail.com>
Date: Sun, 19 Apr 2015 11:47:53 +0200
Subject: [PATCH] Fix casting Channels not respecting fluid-parameter when
 draining. #1517 You still shouldn't use them though.

---
 .../smeltery/logic/CastingChannelLogic.java           | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/main/java/tconstruct/smeltery/logic/CastingChannelLogic.java b/src/main/java/tconstruct/smeltery/logic/CastingChannelLogic.java
index 0225c421..62077192 100644
--- a/src/main/java/tconstruct/smeltery/logic/CastingChannelLogic.java
+++ b/src/main/java/tconstruct/smeltery/logic/CastingChannelLogic.java
@@ -383,6 +383,17 @@ public class CastingChannelLogic extends TileEntity implements IFluidHandler
     @Override
     public FluidStack drain (ForgeDirection from, FluidStack resource, boolean doDrain)
     {
+        FluidStack fluidStack = null;
+        if (from == ForgeDirection.DOWN)
+            if(this.internalTank.getFluid() != null)
+                fluidStack = this.internalTank.getFluid();
+        else if(validOutputs.contains(from))
+                fluidStack = this.subTanks.get(from).getFluid();
+
+        // wrong fluid
+        if(fluidStack != null && fluidStack.getFluid() != resource.getFluid())
+            return null;
+
         return drain(from, resource.amount, doDrain);
     }