domain-availability

#!/bin/bash

print_domain_result() {

	DOMAIN="$1"
	TLD=${DOMAIN##*.}

	printf " - "

	# checking if domain is available

	if nslookup $DOMAIN &> /dev/null; then
		echo "$DOMAIN is used."
		return 0
	fi

	# checking if domain is premium

	TMP_FILE=/tmp/domain-text

	if whois $DOMAIN > ${TMP_FILE} 2> /dev/null; then
		if grep -i "premium" ${TMP_FILE} &> /dev/null; then
			echo "$DOMAIN is free and premium."
		else
			echo "$DOMAIN is free and not premium!"
		fi
		return 0
	fi

	rm ${TMP_FILE}

	echo "$DOMAIN is free and *maybe* premium (not sure if is premium because whois from the command line doesn't seem to work with this domain; you have to manually check if is premium on a .${TLD^^} domain registrar webpage)."
}


non_line_break=true

for domain in "${@}"; do
	if $non_line_break; then
		non_line_break=false
	else
		echo
	fi

	print_domain_result "$domain"
done

exit 0