#!/bin/bash
# version of script
VER="wlofie/w0nderer whois script 0.1 ALPHA:2003-07-15:w0nderers_delight at yahoo dot com"
#check commandline for 1 argument, else printout error and exit with error
test "${1}" = "" && echo -e "usage is $0 domain2lookup.tld\n\n" && exit 1

#the version of whois you use, needs to accept -h whois.server syntax
WH="/usr/bin/whois"

# capitalize the searched for domain if it's not capped (short records demand CAPS domain)
CAPDOMAIN=`echo $1 | sed y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/`

#do some filtering here for .org .info .mit .biz .tv .il
if test `echo $1 |tail -c 4` = "org"
 then
 WHOISSERVER=whois.pir.org
 #info to user
 echo ".org matched, switching to alternate whois $WHOISSERVER for first whois cycle"
 
 #lookup the refer server
 WHOISREF=$(echo  `$WH $CAPDOMAIN -h $WHOISSERVER|grep 'Whois Server:' |tail -n 1 |cut -f 3 -d':'` |dos2unix |sed s/'$'/""/g)
 #do the second sweep
 echo "doing the second whois against $WHOISREF for $1"
 $WH $1 -h $WHOISREF 
 
elif test `echo $1|tail -c 5` = "info"
 then
 WHOISSERVER=whois.afilias.info
 WHOISREF=$WHOISSERVER  #set WHOISREF to make debugging output properly
 
 echo "info matched, switching to alternate whois $WHOISSERVER for _only_ cycle"
 $WH $1 -h $WHOISSERVER

elif test "$2" = "-mit"
 then
 WHOISSERVER=whois.melbourneit.com
 WHOISREF=$WHOISSERVER   #switch to let debug output something for WHOISREF
 
 echo -e "-mit commandline arg  matched\n switching to alternate whois $WHOISSERVER for whois cycle"
 $WH $1 -h $WHOISSERVER

elif test `echo $1|tail -c 4` = "biz"
 then
 WHOISSERVER=whois.whois.biz
 WHOISREF=$WHOISSERVER  #switch to let debug print it out
 echo ".biz matched, switching to alternate whois $WHOISSERVER for _only_ whois cycle"
 $WH $1 -h $WHOISSERVER

elif test `echo $1|tail -c 3` = "tv"
 then
 WHOISSERVER=whois.www.tv
 WHOISREF=$WHOISSERVER # switch to let debug do something
 echo "info matched, switching to alternate whois $WHOISSERVER for first whois cycle"
 $WH $1 -h $WHOISSERVER
 
elif test `echo $1|tail -c 3` = "il"
 then
 WHOISSERVER=whois.isoc.org.il
 WHOISREF=$WHOISSERVER #set WHOISREF to allow debug info
 echo "info matched, switching to alternate whois $WHOISSERVER for first whois cycle"
 $WH $1 -h $WHOISSERVER
else 

#THIS BLOCK is COMPLETED-WORKING
WHOISSERVER=whois.crsnic.net
echo "no weirdo's detected, using normal whois: $WHOISSERVER for first sweep"

# do the first whois, asking what whois server to use to look up the domain, 
#filter that out and put it into WHOISREF variable
WHOISREF=`$WH -h $WHOISSERVER =$1 |grep   $CAPDOMAIN'$' -A 12 | grep 'Whois Server' |cut -c 17-50`

#second and final whois, using the above referance as whois host
#and notify user what we are doing
echo "Doing Second whois against $WHOISREF looking for $1" 
$WH $1 -h $WHOISREF

fi

#debugging information function below--COMPLETED-WORKING
function extrainfo
{
echo "-----------------------------------------------------"
echo "$VER"
echo "---------info on whois searches just run-------------"
echo "first whois (to get referance) was against: "$WHOISSERVER
echo "second whois (to get info) was against:     "$WHOISREF
echo "domain name CAPITALIZED :                   "$CAPDOMAIN
echo "domain (arg \$1) to get info on :           "$1
echo "-------------------------------------------------------"
#exit with 'success' status
exit 0 
}
#comment out "extrainfo" if you don't want that info
extrainfo $1

#exit with success
exit 0