Commit | Line | Data |
54123ee5 |
1 | #line 1 |
2 | package Module::Install::Fetch; |
3 | |
4 | use strict; |
5 | use Module::Install::Base; |
6 | |
7 | use vars qw{$VERSION @ISA}; |
8 | BEGIN { |
9 | $VERSION = '0.61'; |
10 | @ISA = qw{Module::Install::Base}; |
11 | } |
12 | |
13 | sub get_file { |
14 | my ($self, %args) = @_; |
15 | my ($scheme, $host, $path, $file) = |
16 | $args{url} =~ m|^(\w+)://([^/]+)(.+)/(.+)| or return; |
17 | |
18 | if ( $scheme eq 'http' and ! eval { require LWP::Simple; 1 } ) { |
19 | $args{url} = $args{ftp_url} |
20 | or (warn("LWP support unavailable!\n"), return); |
21 | ($scheme, $host, $path, $file) = |
22 | $args{url} =~ m|^(\w+)://([^/]+)(.+)/(.+)| or return; |
23 | } |
24 | |
25 | $|++; |
26 | print "Fetching '$file' from $host... "; |
27 | |
28 | unless (eval { require Socket; Socket::inet_aton($host) }) { |
29 | warn "'$host' resolve failed!\n"; |
30 | return; |
31 | } |
32 | |
33 | return unless $scheme eq 'ftp' or $scheme eq 'http'; |
34 | |
35 | require Cwd; |
36 | my $dir = Cwd::getcwd(); |
37 | chdir $args{local_dir} or return if exists $args{local_dir}; |
38 | |
39 | if (eval { require LWP::Simple; 1 }) { |
40 | LWP::Simple::mirror($args{url}, $file); |
41 | } |
42 | elsif (eval { require Net::FTP; 1 }) { eval { |
43 | # use Net::FTP to get past firewall |
44 | my $ftp = Net::FTP->new($host, Passive => 1, Timeout => 600); |
45 | $ftp->login("anonymous", 'anonymous@example.com'); |
46 | $ftp->cwd($path); |
47 | $ftp->binary; |
48 | $ftp->get($file) or (warn("$!\n"), return); |
49 | $ftp->quit; |
50 | } } |
51 | elsif (my $ftp = $self->can_run('ftp')) { eval { |
52 | # no Net::FTP, fallback to ftp.exe |
53 | require FileHandle; |
54 | my $fh = FileHandle->new; |
55 | |
56 | local $SIG{CHLD} = 'IGNORE'; |
57 | unless ($fh->open("|$ftp -n")) { |
58 | warn "Couldn't open ftp: $!\n"; |
59 | chdir $dir; return; |
60 | } |
61 | |
62 | my @dialog = split(/\n/, <<"END_FTP"); |
63 | open $host |
64 | user anonymous anonymous\@example.com |
65 | cd $path |
66 | binary |
67 | get $file $file |
68 | quit |
69 | END_FTP |
70 | foreach (@dialog) { $fh->print("$_\n") } |
71 | $fh->close; |
72 | } } |
73 | else { |
74 | warn "No working 'ftp' program available!\n"; |
75 | chdir $dir; return; |
76 | } |
77 | |
78 | unless (-f $file) { |
79 | warn "Fetching failed: $@\n"; |
80 | chdir $dir; return; |
81 | } |
82 | |
83 | return if exists $args{size} and -s $file != $args{size}; |
84 | system($args{run}) if exists $args{run}; |
85 | unlink($file) if $args{remove}; |
86 | |
87 | print(((!exists $args{check_for} or -e $args{check_for}) |
88 | ? "done!" : "failed! ($!)"), "\n"); |
89 | chdir $dir; return !$?; |
90 | } |
91 | |
92 | 1; |