#!/bin/sh

set -e
set -u

usage() {
    echo "Syntax: $0 <author>"
}
[ -n "${1:-}" ] && [ -z "${2:-}" ] || usage

author="$1"
real_author=$author
full_name=`getent passwd $author | cut -d: -f5 | sed 's/,.\+//'`;

if [ -z "$full_name" ]; then
    echo "Unable to get account information for $author" >& 2
    if echo $author  | grep -q -E -- '-guest$'; then
	echo "  trying without -guest suffix" >& 2
	author=`echo $author | sed 's/-guest$//'`
	full_name=`getent passwd $author | cut -d: -f5 | sed 's/,.\+//'`;
	if [ -z "$full_name" ]; then
	    echo "Unable to get account information for $author" >& 2
	    echo "  trying a hard-coded list of DDs" >& 2
	    author=`echo $author | sed 's/xaviero/xoswald/; s/hanska/dapal/; s/kitterma/kitterman/; s/ra28145/jjr/; s/ryan52/ryan/; s/thialme/franck/'`
	    full_name=`getent passwd $author | cut -d: -f5 | sed 's/,.\+//'`;
	    if [ -z "$full_name" ]; then
		echo "NO MORE WORKAROUNDS: Unable to get account information for $author" >& 2
		exit 0
	    fi
	fi
    else
    	exit 0
    fi
fi

if which curl > /dev/null; then
	CURL='curl -s'
else
	CURL='wget -q -O -'
fi

if echo $author | grep -E -q -e '-guest$'; then
    email=`$CURL https://alioth.debian.org/users/$author/ | grep sendmessage|grep touser|grep nospam|sed 's,.*<strong>.*<a href[^>]\+>,,; s/<.*//; s/ @nospam@ /@/'`;
    
    if [ -z "$email" ]; then
        email="$author@users.alioth.debian.org";
    fi;
else
    email="$author@debian.org";
fi;

echo "$real_author = $full_name <$email>"

# vim: set et sw=4 sts=4 ts=8 tw=78 ai :