From 15e81c84bef76af267bae139b5cda666cb3f95b2 Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Thu, 16 Sep 2010 20:30:14 +0200
Subject: Support group, members, groups and @-appended grouphints.

---
 localuserinfo | 46 +++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 41 insertions(+), 5 deletions(-)

diff --git a/localuserinfo b/localuserinfo
index 40fec4f..72a7efc 100755
--- a/localuserinfo
+++ b/localuserinfo
@@ -40,6 +40,10 @@ my $include_homephone = 1;
 my $include_other = 0;
 my $include_addresshints = 1;
 my $include_mail = 0;
+my $include_groupname = 0;
+my $include_members = 0;
+my $include_groups = 0;
+my $include_grouphints = 1;
 our $custom_template;
 
 our @names;
@@ -65,6 +69,10 @@ unless (
 		"other" => \$include_other,
 		"addresshints" => \$include_addresshints,
 		"mail|m" => \$include_mail,
+		"groupname" => \$include_groupname,
+		"members" => \$include_members,
+		"groups" => \$include_groups,
+		"grouphints" => \$include_grouphints,
 		"custom=s" => \$custom_template,
 		"ignore-badname" => \$ignore_badname,
 		"help|h" => sub { &usage(); exit 0 },
@@ -91,14 +99,26 @@ push (@infochunks, 'homephone') if ($include_homephone);
 push (@infochunks, 'other') if ($include_other);
 push (@infochunks, 'addresshints') if ($include_addresshints);
 push (@infochunks, 'mailaddress') if ($include_mail);
+push (@infochunks, 'groupname') if ($include_groupname);
+push (@infochunks, 'members') if ($include_members);
+push (@infochunks, 'groups') if ($include_groups);
+push (@infochunks, 'grouphints') if ($include_grouphints);
 my $template = $custom_template ? $custom_template : '%' . join('% %', @infochunks) . '%';
 
+my %groups;
+while (my $gr = getgrent()) {
+
+	foreach my $member (@{$gr->members}) {
+		push @{$groups{$member}}, $gr->name unless ($member eq $gr->name);
+	}
+}
+
 # TODO: Rewrite to batch-resolve userinfo for all users before using any
 while (my $username = shift @names) {
 
 	my $string;
 
-	my ($fullname, $office, $workphone, $homephone, $other, @officehints, @addresshints) = &getuserinfo($username);
+	my ($fullname, $office, $workphone, $homephone, $other, $groupname, $members, $groups, @officehints, @addresshints, @grouphints) = &getuserinfo($username);
 	my $mailaddress = "$username\@$maildomain";
 
 	$string = $template;
@@ -111,8 +131,10 @@ while (my $username = shift @names) {
 	$string =~ s/\%officehints\%/@officehints/g;
 	$string =~ s/\%addresshints\%/@addresshints/g;
 	$string =~ s/\%mailaddress\%/$mailaddress/g;
-#	$string =~ s/\%groups\%/$groups/g;
-#	$string =~ s/\%grouphints\%/$grouphints/g;
+	$string =~ s/\%groupname\%/$groupname/g;
+	$string =~ s/\%members\%/$members/g;
+	$string =~ s/\%groups\%/$groups/g;
+	$string =~ s/\%grouphints\%/@grouphints/g;
 
 	print "$string\n";
 }
@@ -120,7 +142,8 @@ while (my $username = shift @names) {
 sub getuserinfo($) {
 	my $username = shift;
 
-	my $pw = getpwnam($username) || die "Username \"$username\" does not exist.";
+	my $pw = getpwnam($username) || die "Failed locating user \"$username\".";
+	my $gr = getgrgid($pw->gid) || die "Failed locating primary group of user \"$username\".";
 
 	my ($fullname, $office, $workphone, $homephone, $other) = split /\s*,\s*/, $pw->gecos;
 	my @officehints = grep {s/^([\.[:alnum:]_-]+)$/%$1/} split /\s+/, $office;
@@ -130,8 +153,12 @@ sub getuserinfo($) {
 	} else {
 		$other = "";
 	}
+	my $groupname = $gr->name;
+	my $members = $gr->members;
+	my $groups = join ' ', defined($groups{$username}) ? @{$groups{$username}} : '';
+	my @grouphints = grep {s/^([\.[:alnum:]_-]+)$/\@$1/} split /\s+/, $groups;
 
-	return ($fullname, $office, $workphone, $homephone, $other, @officehints, @addresshints);
+	return ($fullname, $office, $workphone, $homephone, $other, $groupname, $members, $groups, @officehints, @addresshints, @grouphints);
 }
 
 sub get_maildomain {
@@ -187,6 +214,11 @@ general options:
   --addresshints    include address hints: words in "other" field
                     containing "@"
   --mail | -m       include email address: USERNAME\@MAILDOMAIN
+  --groupname       include primary group
+  --members         include members of primary group
+  --groups          include secondary groups
+  --grouphints      include group hints: secondary groups with "@"
+                    appended
   --custom=TEMPLATE custom template, e.g. '%username% (%fullname%)'
                     available infochunks:
 			* username
@@ -198,6 +230,10 @@ general options:
 			  other
 			* addresshints
 			* mailaddress
+			  groupname
+			  members
+			  groups
+			* grouphint
                     (all marked infosnippets are included by default,
 		    in the order listed)
   --version | -v    version number and copyright
-- 
cgit v1.2.3