#!/bin/bash


wid=0

extip=`lynx -dump "http://checkip.dyndns.org" | grep -o --extended-regexp "([0-9]{1,3}\.){3}[0-9]{1,3}"`
if (( "${#extip}" > $wid )); then
#	echo "check 1 $wid"
	wid=${#extip}
fi

exthost=`host $extip | grep -o --extended-regexp "[^ ]*$" | grep -o --extended-regexp ".*[^\.]"`
if (( "${#exthost}" > $wid )); then
#        echo "check 2 $wid"
        wid=${#exthost}
fi

intip=`sudo ifconfig | grep -o --extended-regexp "inet addr.([0-9]{1,3}\.){3}[0-9]{1,3}" | grep -o --extended-regexp "([0-9]{1,3}\.){3}[0-9]{1,3}" | grep -v --extended-regexp "127\.([0-9]{1,3}\.){2}[0-9]{1,3}"`
if (( "${#intip}" > $wid )); then
#        echo "check 3 $wid"
        wid=${#intip}
fi


#echo $wid
wid=$(( $wid + 17 ))
echo -n "wid is: "
echo $wid

line=""
count=0

while (( $count < $wid )); do
	line="$line"
	count=$(($count+1))
done

line="$line"

echo $line


if (( $(( $wid&1 )) == 0 )); then #check if number is even
	side=$(( $(($wid - 8)) / 2))
	text="IP INFO"
else
	side=$(( $(($wid - 7)) /2))
	text="IP INFO"
fi

count=0
line=""
while (( $count < $side )); do
        line="$line"
        count=$(($count+1))
done

echo -n ""
echo -n $line
echo -n $text
echo -n $line
echo ""



line=""
count=0

while (( $count < $wid )); do
        line="$line"
        count=$(($count+1))
done

line="$line"

echo $line



temp=$(($wid - ${#extip} - 16))
count=0
line=""
while (( $count < $temp )); do
	line="$line"
	count=$(($count+1))
done
line="$line"

echo -n "   External IP: "
echo -n $extip
echo  $line


echo -n ""


temp=$(($wid - ${#exthost} - 16))
count=0
line=""
while (( $count < $temp )); do
        line="$line"
        count=$(($count+1))
done
line="$line"


echo -n " External Host: "
echo -n $exthost
echo $line

line=""
count=0

while (( $count < $wid )); do
        line="$line"
        count=$(($count+1))
done

line="$line"

echo $line


temp=$(($wid - ${#intip} - 16))
count=0
line=""
while (( $count < $temp )); do
        line="$line"
        count=$(($count+1))
done
line="$line"

echo -n "   Internal IP: "
echo -n $intip
echo $line



line=""
count=0

while (( $count < $wid )); do
        line="$line"
        count=$(($count+1))
done

line="$line"

echo $line