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#-*- perl -*-
#
# Copyright (C) 2002 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: DirUtils.pm,v 1.4 2002/03/30 11:08:34 fukachan Exp $
#
package FML::Command::DirUtils;
use strict;
use vars qw(@ISA @EXPORT @EXPORT_OK $AUTOLOAD);
use Carp;
use FML::Log qw(Log LogWarn LogError);
=head1 NAME
FML::Command::DirUtils - utilities for directory handling
=head1 SYNOPSIS
=head1 DESCRIPTION
=head1 METHODS
=cut
# Descriptions: standard constructor
# Arguments: OBJ($self)
# Side Effects: none
# Return Value: OBJ
sub new
{
my ($self) = @_;
my ($type) = ref($self) || $self;
my $me = {};
use FML::Restriction::Base;
my $safe = new FML::Restriction::Base;
$me->{ _basic_variable } = $safe->basic_variable();
return bless $me, $type;
}
# Descriptions: ls
# Arguments: OBJ($self) HASH_REF($curproc) HASH_REF($command_args)
# HASH_REF($du_args)
# Side Effects: none
# Return Value: none
sub dir
{
my ($self, $curproc, $command_args, $du_args) = @_;
my $config = $curproc->{ config };
my $path_ls = $config->{ path_ls };
my $argv = $du_args->{ argv };
my $opt_ls = '';
# option: permit "ls [-A-Za-z]" syntax
if (defined($du_args->{ opt_ls })) {
my $opt = $du_args->{ opt_ls };
if ($opt =~ /^-[A-Za-z]+$/) {
$opt_ls = $opt;
}
else {
LogWarn("deny ls options '$opt'");
}
}
# regexp
my $basic_variable = $self->{ _basic_variable };
my $dir_regexp = $basic_variable->{ directory };
my $ml_home_dir = $config->{ ml_home_dir };
# chdir
chdir $ml_home_dir || croak("cannot chdir \$ml_home_dir");
my $y = '';
for my $x (@$argv) {
if ($x =~ /^$dir_regexp$/ || $x =~ /^\s*$/) {
$y .= " ". $x;
}
}
if (-x $path_ls) {
Log("$path_ls $opt_ls $y");
use FileHandle;
my $fh = new FileHandle "$path_ls $opt_ls $y|";
if (defined $fh) {
while (<$fh>) { $curproc->reply_message($_);}
$fh->close();
}
else {
LogError("tail to run '$path_ls $opt_ls $y'");
}
}
else {
LogError("\$path_ls is not found");
croak("\$path_ls is not found");
}
}
=head1 AUTHOR
Ken'ichi Fukamachi
=head1 COPYRIGHT
Copyright (C) 2002 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::Command::DirUtils appeared in fml5 mailing list driver package.
See C<http://www.fml.org/> for more details.
=cut
1;
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