63 lines
2.0 KiB
Perl
63 lines
2.0 KiB
Perl
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# -*- Mode: cperl; coding: utf-8; cperl-indent-level: 4 -*-
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# vim: ts=4 sts=4 sw=4:
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package CPAN::LWP::UserAgent;
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use strict;
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use vars qw(@ISA $USER $PASSWD $SETUPDONE);
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use CPAN::HTTP::Credentials;
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# we delay requiring LWP::UserAgent and setting up inheritance until we need it
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$CPAN::LWP::UserAgent::VERSION = $CPAN::LWP::UserAgent::VERSION = "1.9601";
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sub config {
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return if $SETUPDONE;
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if ($CPAN::META->has_usable('LWP::UserAgent')) {
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require LWP::UserAgent;
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@ISA = qw(Exporter LWP::UserAgent); ## no critic
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$SETUPDONE++;
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} else {
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$CPAN::Frontend->mywarn(" LWP::UserAgent not available\n");
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}
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}
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sub get_basic_credentials {
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my($self, $realm, $uri, $proxy) = @_;
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if ( $proxy ) {
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return CPAN::HTTP::Credentials->get_proxy_credentials();
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} else {
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return CPAN::HTTP::Credentials->get_non_proxy_credentials();
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}
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}
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sub no_proxy {
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my ( $self, $no_proxy ) = @_;
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return $self->SUPER::no_proxy( split(',',$no_proxy) );
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}
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# mirror(): Its purpose is to deal with proxy authentication. When we
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# call SUPER::mirror, we really call the mirror method in
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# LWP::UserAgent. LWP::UserAgent will then call
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# $self->get_basic_credentials or some equivalent and this will be
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# $self->dispatched to our own get_basic_credentials method.
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# Our own get_basic_credentials sets $USER and $PASSWD, two globals.
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# 407 stands for HTTP_PROXY_AUTHENTICATION_REQUIRED. Which means
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# although we have gone through our get_basic_credentials, the proxy
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# server refuses to connect. This could be a case where the username or
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# password has changed in the meantime, so I'm trying once again without
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# $USER and $PASSWD to give the get_basic_credentials routine another
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# chance to set $USER and $PASSWD.
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sub mirror {
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my($self,$url,$aslocal) = @_;
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my $result = $self->SUPER::mirror($url,$aslocal);
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if ($result->code == 407) {
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CPAN::HTTP::Credentials->clear_credentials;
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$result = $self->SUPER::mirror($url,$aslocal);
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}
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$result;
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}
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1;
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