#!/bin/bash

datestring(){
	#prints month and date
	date | egrep -o '[[:upper:]][[:lower:]]+[[:blank:]]+[[:digit:]]+'
}

monthstring(){
	#prints month
	date | egrep -o '[[:upper:]][[:lower:]]+[[:blank:]]+[[:digit:]]+' | egrep -o '[[:upper:]][[:lower:]]+'
}

case "$1" in

	-dt)

		#searches logs for total logins on a given date from a given account.
		last | grep "`datestring`" | grep term | grep -v pts | grep -c $2

	;;
	
	-d)

		#prints login detail report
		last | grep "`datestring`" | grep term | grep -v pts | grep $2  

	;;
	
	-m)

		#prints monthly login detail report
		last | grep "`monthstring`" | grep term | grep -v pts | grep $2

	;;

	-mt)

		#prints monthly login total report
		last | grep "`monthstring`" | grep term | grep -v pts | grep -c $2

	;;


	-da)

		#logins on a given day from account total
		#usage examples:  billing -da username Mar 28 
		#		  billing -da username Mar  
		last | egrep "$3[[:blank:]]+$4" | grep term | grep -v pts | grep -c $2
		
	;;



	-db)

		#logins on a given day or month from account detail 
		#usage example:  billing -db username Mar 28 
		#		 billing -db username Mar  
		last | egrep "$3[[:blank:]]+$4" | grep term | grep -v pts | grep $2
		
	;;

	-dc)

		#logins on a given day or month detail
		#usage example:  billing -dc Mar 28 
		#		 billing -dc Mar  
		last | egrep "$2[[:blank:]]+$3" | grep term | grep -v pts 
		
	;;

	-dd)

		#logins on a given day or month total
		#usage example:  billing -dd Mar 28 
		#		 billing -dd Mar  
		last | egrep "$2[[:blank:]]+$3" | grep term | grep -cv pts 
		
	;;


	*)	#usage text
		echo "read the source, luke."

esac

#add to cronjobs and output to mail/database