Commit | Line | Data |
40aef9d6 |
1 | #line 1 |
2 | package Module::Install::Fetch; |
3 | |
4 | use strict; |
5 | use Module::Install::Base; |
6 | |
7 | use vars qw{$VERSION $ISCORE @ISA}; |
8 | BEGIN { |
9 | $VERSION = '0.64'; |
10 | $ISCORE = 1; |
11 | @ISA = qw{Module::Install::Base}; |
12 | } |
13 | |
14 | sub get_file { |
15 | my ($self, %args) = @_; |
16 | my ($scheme, $host, $path, $file) = |
17 | $args{url} =~ m|^(\w+)://([^/]+)(.+)/(.+)| or return; |
18 | |
19 | if ( $scheme eq 'http' and ! eval { require LWP::Simple; 1 } ) { |
20 | $args{url} = $args{ftp_url} |
21 | or (warn("LWP support unavailable!\n"), return); |
22 | ($scheme, $host, $path, $file) = |
23 | $args{url} =~ m|^(\w+)://([^/]+)(.+)/(.+)| or return; |
24 | } |
25 | |
26 | $|++; |
27 | print "Fetching '$file' from $host... "; |
28 | |
29 | unless (eval { require Socket; Socket::inet_aton($host) }) { |
30 | warn "'$host' resolve failed!\n"; |
31 | return; |
32 | } |
33 | |
34 | return unless $scheme eq 'ftp' or $scheme eq 'http'; |
35 | |
36 | require Cwd; |
37 | my $dir = Cwd::getcwd(); |
38 | chdir $args{local_dir} or return if exists $args{local_dir}; |
39 | |
40 | if (eval { require LWP::Simple; 1 }) { |
41 | LWP::Simple::mirror($args{url}, $file); |
42 | } |
43 | elsif (eval { require Net::FTP; 1 }) { eval { |
44 | # use Net::FTP to get past firewall |
45 | my $ftp = Net::FTP->new($host, Passive => 1, Timeout => 600); |
46 | $ftp->login("anonymous", 'anonymous@example.com'); |
47 | $ftp->cwd($path); |
48 | $ftp->binary; |
49 | $ftp->get($file) or (warn("$!\n"), return); |
50 | $ftp->quit; |
51 | } } |
52 | elsif (my $ftp = $self->can_run('ftp')) { eval { |
53 | # no Net::FTP, fallback to ftp.exe |
54 | require FileHandle; |
55 | my $fh = FileHandle->new; |
56 | |
57 | local $SIG{CHLD} = 'IGNORE'; |
58 | unless ($fh->open("|$ftp -n")) { |
59 | warn "Couldn't open ftp: $!\n"; |
60 | chdir $dir; return; |
61 | } |
62 | |
63 | my @dialog = split(/\n/, <<"END_FTP"); |
64 | open $host |
65 | user anonymous anonymous\@example.com |
66 | cd $path |
67 | binary |
68 | get $file $file |
69 | quit |
70 | END_FTP |
71 | foreach (@dialog) { $fh->print("$_\n") } |
72 | $fh->close; |
73 | } } |
74 | else { |
75 | warn "No working 'ftp' program available!\n"; |
76 | chdir $dir; return; |
77 | } |
78 | |
79 | unless (-f $file) { |
80 | warn "Fetching failed: $@\n"; |
81 | chdir $dir; return; |
82 | } |
83 | |
84 | return if exists $args{size} and -s $file != $args{size}; |
85 | system($args{run}) if exists $args{run}; |
86 | unlink($file) if $args{remove}; |
87 | |
88 | print(((!exists $args{check_for} or -e $args{check_for}) |
89 | ? "done!" : "failed! ($!)"), "\n"); |
90 | chdir $dir; return !$?; |
91 | } |
92 | |
93 | 1; |