#!/bin/bash

if [ "$1" ==  "--help" ]; then
        echo "unused developer accounts (no commits in the last half year)"
        exit 1
fi

[ "$(hostname -f)" == "andromeda.frugalware.org" ] || exit 0

[ "$(pwd|sed 's|.*/\(.*\)/t|\1|')" == "frugalware-current" ] || exit 0

now=$(date +%s)
half_year_ago=$(($now-60*60*24*30*6))
for i in $(cut -d: -f1,3,7 /etc/passwd | grep ':[0-9]\{4,\}' | grep -v 'nologin' | sed 's/:.*//g')
do
	devel=${i}
	case $devel in
		*ftp*) continue ;; # ftp
		man) continue ;; # man
		repo) continue ;; # common user owning the git repos
		infra) continue ;;
		mxw) continue ;;
		dex77) devel=dex ;;
		pacmiam) devel=PacMiam ;;
	esac
	last_commit=$(git log -1 --author=$devel --date=raw|grep Date|sed 's/Date: \+\([0-9]\+\) .*/\1/')

	if [ -z "$last_commit" ]; then
		# no commits yet
		continue
	fi

	if [ $last_commit -lt $half_year_ago ]; then
		echo $devel
	elif [ "$1" == "--verbose" ]; then
		echo "Accepting active developer '$devel'"
	fi
done