1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
#-*- perl -*-
#
# Copyright (C) 2002,2003,2004 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 1.15 2003/08/29 15:33:57 fukachan Exp $
#
package FML::Command::DirUtils;
use strict;
use vars qw(@ISA @EXPORT @EXPORT_OK $AUTOLOAD);
use Carp;
use FML::Log qw(Log LogWarn LogError);
=head1 NAME
FML::Command::DirUtils - utilities for directory handlings
=head1 SYNOPSIS
=head1 DESCRIPTION
=head1 METHODS
=head2 new()
=cut
# Descriptions: standard constructor.
# Arguments: OBJ($self)
# Side Effects: none
# Return Value: OBJ
sub new
{
my ($self) = @_;
my ($type) = ref($self) || $self;
my $me = {};
use FML::Restriction::Base;
$me->{ _safe } = new FML::Restriction::Base;
return bless $me, $type;
}
#
# XXX-TODO: if we can find CPAN module for dir listing, use it.
#
# Descriptions: show the result by executing "ls".
# Arguments: OBJ($self)
# OBJ($curproc) HASH_REF($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 })) {
use FML::Restriction::Base;
my $safe = new FML::Restriction::Base;
my $opt = $du_args->{ opt_ls };
if ($safe->regexp_match('command_line_options', $opt)) {
$opt_ls = $opt;
}
else {
$curproc->logwarn("deny ls options '$opt'");
$opt_ls = '';
}
}
# regexp allowed to use here
my $safe = $self->{ _safe };
# chdir the ml's home dir
my $ml_home_dir = $config->{ ml_home_dir };
chdir $ml_home_dir || croak("cannot chdir \$ml_home_dir");
# build safe arguments
my $y = '';
for my $x (@$argv) {
if ($safe->regexp_match('directory', $x) || $x =~ /^\s*$/) {
$y .= " ". $x;
}
}
if (-x $path_ls) {
my $eval = "$path_ls $opt_ls $y";
$curproc->log("dir: run \"$eval\"");
use FileHandle;
my $fh = new FileHandle "$eval|";
if (defined $fh) {
my $buf = undef;
while ($buf = <$fh>) { $curproc->reply_message($buf);}
$fh->close();
}
else {
$curproc->logerror("tail to run '$eval'");
}
}
else {
$curproc->logerror("\$path_ls is not found");
croak("\$path_ls is not found");
}
}
=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) 2002,2003,2004 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 first appeared in fml8 mailing list driver package.
See C<http://www.fml.org/> for more details.
=cut
1;
|
