From 86a8562dab77fa08d2ea0413775ab7212beca001 Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Wed, 7 Feb 2007 11:33:53 +0000
Subject: Adopts stuff from adduser script: Use getopts, add copyright info,
 add usage info. Add version info extracted from CVS id.

---
 localuserinfo | 93 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 85 insertions(+), 8 deletions(-)

diff --git a/localuserinfo b/localuserinfo
index 52d3a53..8f01e0f 100755
--- a/localuserinfo
+++ b/localuserinfo
@@ -1,20 +1,71 @@
 #!/usr/bin/perl -wT
+our $ID = q$Id: localuserinfo,v 1.3 2007-02-07 11:33:53 jonas Exp $;
 #
-# /usr/local/bin/localuserinfo
+# localuserinfo -- List fullname for each user
+#
+# Written by Jonas Smedegaard <dr@jones.dk>
 # Copyright 2003-2007 Jonas Smedegaard <dr@jones.dk>
 #
-# $Id: localuserinfo,v 1.2 2007-02-07 10:23:08 jonas Exp $
+#    This program is free software; you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation; either version 2 of the License, or
+#    (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
 #
-# Print real name and/or other info for user
+#    You should have received a copy of the GNU General Public License
+#    along with this program; if not, write to the Free Software
+#    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 #
-# TODO: Options to print other info than realname
+# TODO: Options to print other info than fullname
 #
 
 use strict;
 
+use Getopt::Long;
 use User::pwent;
 use User::grent;
 
+our $verbose = 1;		# should we be verbose?
+my $ignore_badname = 0;		# should we ignore bad names?
+
+our @names;
+
+# Resolve version number from CVS id
+our $version = join (' ', (split (' ', $ID))[1..3]);
+$version =~ s/,v\b//;
+$version =~ s/(\S+)$/($1)/;
+
+# Parse options, sanity checks
+unless (
+	GetOptions (
+		"quiet|q" => sub { $verbose = 0 },
+		"ignore-badname" => \$ignore_badname,
+		"help|h" => sub { &usage(); exit 0 },
+		"version|v" => sub { &version(); exit 0 },
+		"debug" => sub { $verbose = 2 }
+	)
+) {
+	&usage();
+	exit 1;
+}
+
+while (defined(my $arg = shift(@ARGV))) {
+	push (@names, $arg);
+}
+
+# TODO: Rewrite to batch-resolve userinfo for all users before using any
+while (my $username = shift @names) {
+
+	my ($fullname, @addresses) = &getuserinfo($username);
+	my $localaddress = "$username\@users.kaospilot.no";
+
+	print "$fullname\n";
+}
+
 sub getuserinfo($) {
 	my $username = shift;
 
@@ -29,10 +80,36 @@ sub getuserinfo($) {
 	return ($fullname, @addresshints);
 }
 
-while (my $username = shift @ARGV) {
+sub version {
+    printf ("localuserinfo version %s\n\n", $version);
+    print  <<'EOF';
+List fullname for each user.
 
-	my ($fullname, @addresses) = getuserinfo($username);
-	my $localaddress = "$username\@users.kaospilot.no";
+Copyright (C) 2003-2007 Jonas Smedegaard <dr@jones.dk>
 
-	print "$fullname\n";
+EOF
+    print <<'EOF';
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or (at
+your option) any later version.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License, /usr/share/common-licenses/GPL, for more details.
+EOF
+}
+
+sub usage {
+    printf <<"EOF";
+localuserinfo USER [USER...]
+   List fullname for each user
+
+general options:
+  --quiet | -q      don't give process information to stdout
+  --ingore-badname  ignore non-existing usernames instead of failing
+  --help | -h       usage message
+  --version | -v    version number and copyright
+EOF
 }
-- 
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