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#-*- perl -*-
#
# Copyright (C) 2003,2004,2005,2006 Ken'ichi Fukamachi
# All rights reserved. This program is free software; you can
# redistribute it and/or modify it under the same terms as Perl itself.
#
# $FML: User.pm,v 1.6 2006/11/26 09:11:23 fukachan Exp $
#
package FML::Sys::User;
use strict;
use vars qw(@ISA @EXPORT @EXPORT_OK $AUTOLOAD);
use Carp;
use Config;
=head1 NAME
FML::Sys::User - get user information on this system.
=head1 SYNOPSIS
use FML::Sys::User;
my $sys = new FML::Sys::User $curproc;
my $list = $sys->get_user_list();
=head1 DESCRIPTION
This module provides methods to handle user information on this system.
=head1 METHODS
=head2 new()
constructor.
=cut
# Descriptions: constructor.
# Arguments: OBJ($self) OBJ($curproc)
# Side Effects: none
# Return Value: OBJ
sub new
{
my ($self, $curproc) = @_;
my ($type) = ref($self) || $self;
my $me = { _curproc => $curproc };
return bless $me, $type;
}
=head2 get_user_list()
return user list as HASH_REF.
=cut
# Descriptions: return user list as HASH_REF.
# Arguments: OBJ($self)
# Side Effects: none
# Return Value: HASH_REF
sub get_user_list
{
my ($self) = @_;
# XXX-TODO: how do we do on Windows NT ???
return $self-> _get_user_list_on_unix();
}
# Descriptions: return user list as HASH_REF.
# we assume all unix system has /etc/passwd.
# Arguments: OBJ($self)
# Side Effects: none
# Return Value: HASH_REF
sub _get_user_list_on_unix
{
my ($self) = @_;
my $users = {};
if (-f "/etc/passwd") {
use FileHandle;
my $fh = new FileHandle "/etc/passwd";
if (defined $fh) {
my ($user, $buf);
LINE:
while ($buf = <$fh>) {
($user) = split(/:/, $buf);
$users->{ $user } = $user;
}
$fh->close();
}
}
return $users;
}
#
# DEBUG
#
if ($0 eq __FILE__) {
my $sys = new FML::Sys::User;
my $list = $sys->get_user_list();
my ($k, $v);
for my $k (sort keys %$list) {
printf "%-20s => %s\n", $k, $list->{ $k };
}
}
=head1 CODING STYLE
See C<http://www.fml.org/software/FNF/> on fml coding style guide.
=head1 AUTHOR
Ken'ichi Fukamachi
=head1 COPYRIGHT
Copyright (C) 2003,2004,2005,2006 Ken'ichi Fukamachi
All rights reserved. This program is free software; you can
redistribute it and/or modify it under the same terms as Perl itself.
=head1 HISTORY
FML::Sys::User appeared in fml8 mailing list driver package.
See C<http://www.fml.org/> for more details.
=cut
1;
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