Script to login to IITB Network

login.sh

#!/bin/bash

if [[ -n $1 ]]
then
        UNAME=$1
else
        read -p 'Username: ' UNAME
        [[ -z $UNAME ]] && exit 1
fi

if [[ -n $2 ]]
then
        PASSWD=$2
else
        read -sp 'Password: ' PASSWD
        [[ -z $PASSWD ]] && exit 1
fi

wget --no-proxy --quiet --post-data="uname=$UNAME&passwd=$PASSWD&submit=button"                                    \
        https://internet.iitb.ac.in/index.php -O - | \
        grep -q window.location.href && \
        echo 'Logged in!' || \
        echo "Something's wrong."