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#line 1 |
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package Module::Install::Fetch; |
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|
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use strict; |
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use Module::Install::Base; |
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|
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use vars qw{$VERSION $ISCORE @ISA}; |
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BEGIN { |
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$VERSION = '0.76'; |
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$ISCORE = 1; |
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@ISA = qw{Module::Install::Base}; |
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} |
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|
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sub get_file { |
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my ($self, %args) = @_; |
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my ($scheme, $host, $path, $file) = |
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$args{url} =~ m|^(\w+)://([^/]+)(.+)/(.+)| or return; |
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|
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if ( $scheme eq 'http' and ! eval { require LWP::Simple; 1 } ) { |
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$args{url} = $args{ftp_url} |
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or (warn("LWP support unavailable!\n"), return); |
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($scheme, $host, $path, $file) = |
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$args{url} =~ m|^(\w+)://([^/]+)(.+)/(.+)| or return; |
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} |
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|
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$|++; |
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print "Fetching '$file' from $host... "; |
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|
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unless (eval { require Socket; Socket::inet_aton($host) }) { |
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warn "'$host' resolve failed!\n"; |
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return; |
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} |
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|
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return unless $scheme eq 'ftp' or $scheme eq 'http'; |
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|
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require Cwd; |
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my $dir = Cwd::getcwd(); |
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chdir $args{local_dir} or return if exists $args{local_dir}; |
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|
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if (eval { require LWP::Simple; 1 }) { |
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LWP::Simple::mirror($args{url}, $file); |
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} |
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elsif (eval { require Net::FTP; 1 }) { eval { |
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# use Net::FTP to get past firewall |
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my $ftp = Net::FTP->new($host, Passive => 1, Timeout => 600); |
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$ftp->login("anonymous", 'anonymous@example.com'); |
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$ftp->cwd($path); |
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$ftp->binary; |
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$ftp->get($file) or (warn("$!\n"), return); |
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$ftp->quit; |
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} } |
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elsif (my $ftp = $self->can_run('ftp')) { eval { |
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# no Net::FTP, fallback to ftp.exe |
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require FileHandle; |
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my $fh = FileHandle->new; |
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|
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local $SIG{CHLD} = 'IGNORE'; |
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unless ($fh->open("|$ftp -n")) { |
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warn "Couldn't open ftp: $!\n"; |
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chdir $dir; return; |
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} |
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|
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my @dialog = split(/\n/, <<"END_FTP"); |
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open $host |
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user anonymous anonymous\@example.com |
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cd $path |
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binary |
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get $file $file |
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quit |
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END_FTP |
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foreach (@dialog) { $fh->print("$_\n") } |
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$fh->close; |
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} } |
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else { |
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warn "No working 'ftp' program available!\n"; |
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chdir $dir; return; |
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} |
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|
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unless (-f $file) { |
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warn "Fetching failed: $@\n"; |
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chdir $dir; return; |
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} |
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|
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return if exists $args{size} and -s $file != $args{size}; |
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system($args{run}) if exists $args{run}; |
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unlink($file) if $args{remove}; |
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|
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print(((!exists $args{check_for} or -e $args{check_for}) |
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? "done!" : "failed! ($!)"), "\n"); |
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chdir $dir; return !$?; |
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} |
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|
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1; |
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