Alloy Oven Class

package com.arucraft.blocks;

import java.util.Random;

import net.minecraft.block.Block;
import net.minecraft.block.BlockContainer;
import net.minecraft.block.material.Material;
import net.minecraft.client.renderer.texture.IIconRegister;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.IIcon;
import net.minecraft.util.MathHelper;
import net.minecraft.world.World;

import com.arucraft.ArucraftMain;
import com.arucraft.tileentity.TileEntityAlloyOven;

import cpw.mods.fml.common.network.internal.FMLNetworkHandler;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;

public class AlloyOven extends BlockContainer {

    private Random rand;
    private final boolean isActive;
    private static boolean keepInventory = true;

    @SideOnly(Side.CLIENT)
    private IIcon iconFront;

    public AlloyOven(boolean blockState) {
        super(Material.iron);
        rand = new Random();
        isActive = blockState;

    }

    @SideOnly(Side.CLIENT)
    public void registerBlockIcons(IIconRegister iconRegister) {
        this.blockIcon = iconRegister.registerIcon(ArucraftMain.modID + ":" + (this.isActive ? "AlloyOvenSideOn" : "AlloyOvenSideOff"));
        this.iconFront = iconRegister.registerIcon(ArucraftMain.modID + ":" + (this.isActive ? "AlloyOvenFrontOn" : "AlloyOvenFrontOff"));
    }

    public void onBlockAdded(World world, int x, int y, int z) {
        super.onBlockAdded(world, x, y, z);
        this.setDefaultDirection(world, x, y, z);
    }

    private void setDefaultDirection(World world, int x, int y, int z) {

        if(!world.isRemote) {
            Block block1 = world.getBlock(x, y, z -1);
            Block block2 = world.getBlock(x, y, z + 1);
            Block block3 = world.getBlock(x - 1, y, z);
            Block block4 = world.getBlock(x + 1, y, z);

            byte b0 = 3;

            if(block1.func_149730_j() && !block2.func_149730_j()) {
                b0 = 3;
            }

            if(block2.func_149730_j() && !block1.func_149730_j()) {
                b0 = 2;
            }
            if(block3.func_149730_j() && !block4.func_149730_j()) {
                b0 = 5;
            }

            if(block4.func_149730_j() && !block3.func_149730_j()) {
                b0 = 4;
            }

            world.setBlockMetadataWithNotify(x, y, z, b0, 2);

        }
    }

    public void onBlockPlacedBy(World world, int x, int y, int z, EntityLivingBase entityPlayer, ItemStack itemstack) {
        int i = MathHelper.floor_double((double)(entityPlayer.rotationYaw * 4.0F / 360F) + 0.5D) & 3;

        if (i == 0) {
            world.setBlockMetadataWithNotify(x, y, z, 2, 2);
        }

        if (i == 1) {
            world.setBlockMetadataWithNotify(x, y, z, 5, 2);
        }
        if (i == 2) {
            world.setBlockMetadataWithNotify(x, y, z, 3, 2);
        }
        if (i == 3) {
            world.setBlockMetadataWithNotify(x, y, z, 4, 2);
        }

        if(itemstack.hasDisplayName()) {
            //((TileEntityAlloyOver)world.getTileEntity(x, y, z)).setCustomName(itemstack.getDisplayName());
        }
    }

    public boolean onBlockActivated(World world, int x, int y, int z, EntityPlayer player, int side, float hitX, float hitY, float hitZ) {
        if (world.isRemote) {
            return true;
        }else if (!player.isSneaking()) {
            TileEntityAlloyOven entity = (TileEntityAlloyOven) world.getTileEntity(x, y, z);
            if (entity != null) {
                FMLNetworkHandler.openGui(player, ArucraftMain.instance, ArucraftMain.guiIDAlloyOven, world, x, y, z);
            }

            return true;
        }else{
            return false;
        }
    }



    @Override
    public TileEntity createNewTileEntity(World p_149915_1_, int p_149915_2_) {
        return new TileEntityAlloyOven();
    }

    @SideOnly(Side.CLIENT)
    public IIcon getIcon(int side, int metadata) {
        return metadata == 0 ? this.iconFront : (side == metadata ? this.iconFront : this.blockIcon);
    }

}