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1 | #line 1 "inc/Module/Install/Fetch.pm - /Library/Perl/5.8.6/Module/Install/Fetch.pm" |
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2 | package Module::Install::Fetch; |
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3 | |
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4 | use Module::Install::Base; |
5 | @ISA = qw(Module::Install::Base); |
6 | |
7 | $VERSION = '0.57'; |
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8 | |
9 | sub get_file { |
10 | my ($self, %args) = @_; |
11 | my ($scheme, $host, $path, $file) = |
12 | $args{url} =~ m|^(\w+)://([^/]+)(.+)/(.+)| or return; |
13 | |
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14 | if ( $scheme eq 'http' and ! eval { require LWP::Simple; 1 } ) { |
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15 | $args{url} = $args{ftp_url} |
16 | or (warn("LWP support unavailable!\n"), return); |
17 | ($scheme, $host, $path, $file) = |
18 | $args{url} =~ m|^(\w+)://([^/]+)(.+)/(.+)| or return; |
19 | } |
20 | |
21 | $|++; |
22 | print "Fetching '$file' from $host... "; |
23 | |
24 | unless (eval { require Socket; Socket::inet_aton($host) }) { |
25 | warn "'$host' resolve failed!\n"; |
26 | return; |
27 | } |
28 | |
29 | return unless $scheme eq 'ftp' or $scheme eq 'http'; |
30 | |
31 | require Cwd; |
32 | my $dir = Cwd::getcwd(); |
33 | chdir $args{local_dir} or return if exists $args{local_dir}; |
34 | |
35 | if (eval { require LWP::Simple; 1 }) { |
36 | LWP::Simple::mirror($args{url}, $file); |
37 | } |
38 | elsif (eval { require Net::FTP; 1 }) { eval { |
39 | # use Net::FTP to get past firewall |
40 | my $ftp = Net::FTP->new($host, Passive => 1, Timeout => 600); |
41 | $ftp->login("anonymous", 'anonymous@example.com'); |
42 | $ftp->cwd($path); |
43 | $ftp->binary; |
44 | $ftp->get($file) or (warn("$!\n"), return); |
45 | $ftp->quit; |
46 | } } |
47 | elsif (my $ftp = $self->can_run('ftp')) { eval { |
48 | # no Net::FTP, fallback to ftp.exe |
49 | require FileHandle; |
50 | my $fh = FileHandle->new; |
51 | |
52 | local $SIG{CHLD} = 'IGNORE'; |
53 | unless ($fh->open("|$ftp -n")) { |
54 | warn "Couldn't open ftp: $!\n"; |
55 | chdir $dir; return; |
56 | } |
57 | |
58 | my @dialog = split(/\n/, << "."); |
59 | open $host |
60 | user anonymous anonymous\@example.com |
61 | cd $path |
62 | binary |
63 | get $file $file |
64 | quit |
65 | . |
66 | foreach (@dialog) { $fh->print("$_\n") } |
67 | $fh->close; |
68 | } } |
69 | else { |
70 | warn "No working 'ftp' program available!\n"; |
71 | chdir $dir; return; |
72 | } |
73 | |
74 | unless (-f $file) { |
75 | warn "Fetching failed: $@\n"; |
76 | chdir $dir; return; |
77 | } |
78 | |
79 | return if exists $args{size} and -s $file != $args{size}; |
80 | system($args{run}) if exists $args{run}; |
81 | unlink($file) if $args{remove}; |
82 | |
83 | print(((!exists $args{check_for} or -e $args{check_for}) |
84 | ? "done!" : "failed! ($!)"), "\n"); |
85 | chdir $dir; return !$?; |
86 | } |
87 | |
88 | 1; |