#!/bin/bash
#-----------------------------------------------------------------------#
#                                                                       #
# Description : The Google command line                                 #
# OS          : Linux                                                   #
# Requires    : lynx (yum or apt-get install lynx)                      #
# Licence     : GPLv3                                                   #
# Version     : 0.1.1                                                   #
# Author      : Sebastien Bilbeau <sebastien.bilbeau CHEZ gmail.com>    #
# Web site    : http://www.tux-planet.fr/                               #
#                                                                       #
#-----------------------------------------------------------------------#

# Options
LANG="en"
SAFE="on"
NB_RESULT=10
URL="http://www.google.com/search?num=$NB_RESULT&hl=$LANG&safe=$SAFE&q="

# Empty keyword search
if [ -z $1 ]
then
	echo "Usage: $0 keyword1"
	exit 1
fi

# Serach keywords on Google
appended=0
for searchTerm in "$@"
do

	# Replace white spaces in the search terms
	searchTerm=`echo $searchTerm | sed 's/ /%20/g'`
	URL="$URL$searchTerm"

  # If number of keyword > 1
	if [ $appended -lt `expr $# - 1` ]
	then
		URL="$URL"\+
	else
		url="$URL"\&btnG\=Google\+Search\&meta\=
	fi

	let "appended+=1"
done

# Parse result
#wget -q -U="Mozilla/5.0" -O - $URL >> result1
lynx -dump $URL >> result1

# Extract only url
sed 's/ http/\^http/g' result1 | tr -s "^" "\n" | grep http| sed 's/\ .*//g' > result2

# Remove google cache and translate result
cat result2 | grep -v google | grep -v "search?q=cache" | grep -v "oi=translate" > result3

# Get the number of results
total=`awk '/of about/{ print $8 }' result1`
echo "$total pages in total"
echo "---------------------"

# Print final result and clean
cat result3 | sort -u
rm result?