Pi Update bash script

piupdate.sh

#!/bin/bash
# ------------------------------------------------------------------
# Title: piupdate.sh
# Author: Andrew Miller
# Version: 0.1.1
# 
# Description: 
# A really simple script that runs through all of the usual updates
# for a Raspbian Raspberry Pi.
#
# Note: Use the -f flag to check and update the firmware
# (Requires https://github.com/Hexxeh/rpi-update)
# ------------------------------------------------------------------
date
echo "$(tput setaf 1)Checking for system software updates...$(tput sgr0)"
sudo apt-get update
echo "$(tput setaf 1)Updating system software...$(tput sgr0)"
sudo apt-get upgrade
echo "$(tput setaf 1)Updating distribution software...$(tput sgr0)"
sudo apt-get dist-upgrade
echo "$(tput setaf 1)Cleaning up...$(tput sgr0)"
sudo apt-get autoremove --purge

if [ "$1" = "-f" ]
then
	echo "$(tput setaf 1)Checking and updating firmware...$(tput sgr0)"
	sudo rpi-update
fi