Magmablock properites

public void onEntityWalk(World worldIn, BlockPos pos, Entity entityIn)
    {
        if (!entityIn.isImmuneToFire() && entityIn instanceof EntityLivingBase && !EnchantmentHelper.hasFrostWalkerEnchantment((EntityLivingBase)entityIn))
        {
            entityIn.attackEntityFrom(DamageSource.HOT_FLOOR, 1.0F);
        }

        super.onEntityWalk(worldIn, pos, entityIn);
    }

	public void updateTick(World worldIn, BlockPos pos, IBlockState state, Random rand)
    {
        BlockPos blockpos = pos.up();
        IBlockState iblockstate = worldIn.getBlockState(blockpos);

        if (iblockstate.getBlock() == Blocks.WATER || iblockstate.getBlock() == Blocks.FLOWING_WATER)
        {
            worldIn.setBlockToAir(blockpos);
            worldIn.playSound((EntityPlayer)null, pos, SoundEvents.BLOCK_FIRE_EXTINGUISH, SoundCategory.BLOCKS, 0.5F, 2.6F + (worldIn.rand.nextFloat() - worldIn.rand.nextFloat()) * 0.8F);

            if (worldIn instanceof WorldServer)
            {
                ((WorldServer)worldIn).spawnParticle(EnumParticleTypes.SMOKE_LARGE, (double)blockpos.getX() + 0.5D, (double)blockpos.getY() + 0.25D, (double)blockpos.getZ() + 0.5D, 8, 0.5D, 0.25D, 0.5D, 0.0D);
            }
        }
    }

    public boolean canEntitySpawn(IBlockState state, Entity entityIn)
    {
        return entityIn.isImmuneToFire();
    }