Shell Get Public | Private IP of your WiFi from Terminal [Linux]

Code
#! /bin/sh



public_IP()

{    pub_IP=$( wget -q -O - ifconfig.me/ip )



    if [ -z $pub_ip ]; then

        P_st="disconnected"

        P_ip="-"

    else

        P_ip="Public IP : $pub_IP"

        P_st="Connected"

    fi

}



private_IP()

{

    priv_IP=$(ifconfig wlan0 \

        | grep 'inet addr' \

        | cut -d: -f2 \

        | awk '{print $1}' )



    if [ -z $priv_IP ]; then

        p_ip="-"

        p_st="disconnected"

    else

        p_st="Connected"

        p_ip="$priv_IP"

    fi

}



help()

{

    echo "Usage : getip [OPTIONS]\n"

    echo "Options:\n -h\t: Help menu"

    echo " -p\t: Displays Private IP"

    echo " -P\t: Displays Public IP"

}



banner()

{

    echo "Private IP   |   Public IP   |   Internet Status\n "

}



start()

{

    if [ "$1" = '-h' ]; then

        help

    else

        banner

        private_IP

        public_IP

        echo "$p_ip\t\t$P_ip\t\t$P_st"

    fi

}



# Main function

start $@