PAL.C.T MINI SHELL
package LWP::Protocol::data;
# Implements access to data:-URLs as specified in RFC 2397
use strict;
use vars qw(@ISA);
require HTTP::Response;
require HTTP::Status;
require LWP::Protocol;
@ISA = qw(LWP::Protocol);
use HTTP::Date qw(time2str);
require LWP; # needs version number
sub request
{
my($self, $request, $proxy, $arg, $size) = @_;
# check proxy
if (defined $proxy)
{
return new HTTP::Response &HTTP::Status::RC_BAD_REQUEST,
'You can not proxy with data';
}
# check method
my $method = $request->method;
unless ($method eq 'GET' || $method eq 'HEAD') {
return new HTTP::Response &HTTP::Status::RC_BAD_REQUEST,
'Library does not allow method ' .
"$method for 'data:' URLs";
}
my $url = $request->uri;
my $response = new HTTP::Response &HTTP::Status::RC_OK, "Document follows";
my $media_type = $url->media_type;
my $data = $url->data;
$response->header('Content-Type' => $media_type,
'Content-Length' => length($data),
'Date' => time2str(time),
'Server' => "libwww-perl-internal/$LWP::VERSION"
);
$response->content($data) if $method ne "HEAD";
return $response;
}
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