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-rw-r--r--Master/tlpkg/tlperl/lib/CPAN/LWP/UserAgent.pm135
1 files changed, 135 insertions, 0 deletions
diff --git a/Master/tlpkg/tlperl/lib/CPAN/LWP/UserAgent.pm b/Master/tlpkg/tlperl/lib/CPAN/LWP/UserAgent.pm
new file mode 100644
index 00000000000..7bb86f9a15d
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+++ b/Master/tlpkg/tlperl/lib/CPAN/LWP/UserAgent.pm
@@ -0,0 +1,135 @@
+# -*- Mode: cperl; coding: utf-8; cperl-indent-level: 4 -*-
+# vim: ts=4 sts=4 sw=4:
+package CPAN::LWP::UserAgent;
+use strict;
+use vars qw(@ISA $USER $PASSWD $SETUPDONE);
+# we delay requiring LWP::UserAgent and setting up inheritance until we need it
+
+$CPAN::LWP::UserAgent::VERSION = $CPAN::LWP::UserAgent::VERSION = "1.94";
+
+sub config {
+ return if $SETUPDONE;
+ if ($CPAN::META->has_usable('LWP::UserAgent')) {
+ require LWP::UserAgent;
+ @ISA = qw(Exporter LWP::UserAgent); ## no critic
+ $SETUPDONE++;
+ } else {
+ $CPAN::Frontend->mywarn(" LWP::UserAgent not available\n");
+ }
+}
+
+sub get_basic_credentials {
+ my($self, $realm, $uri, $proxy) = @_;
+ if ($USER && $PASSWD) {
+ return ($USER, $PASSWD);
+ }
+ if ( $proxy ) {
+ ($USER,$PASSWD) = $self->get_proxy_credentials();
+ } else {
+ ($USER,$PASSWD) = $self->get_non_proxy_credentials();
+ }
+ return($USER,$PASSWD);
+}
+
+sub get_proxy_credentials {
+ my $self = shift;
+ my ($user, $password);
+ if ( defined $CPAN::Config->{proxy_user} ) {
+ $user = $CPAN::Config->{proxy_user};
+ $password = $CPAN::Config->{proxy_pass} || "";
+ return ($user, $password);
+ }
+ my $username_prompt = "\nProxy authentication needed!
+ (Note: to permanently configure username and password run
+ o conf proxy_user your_username
+ o conf proxy_pass your_password
+ )\nUsername:";
+ ($user, $password) =
+ _get_username_and_password_from_user($username_prompt);
+ return ($user,$password);
+}
+
+sub get_non_proxy_credentials {
+ my $self = shift;
+ my ($user,$password);
+ if ( defined $CPAN::Config->{username} ) {
+ $user = $CPAN::Config->{username};
+ $password = $CPAN::Config->{password} || "";
+ return ($user, $password);
+ }
+ my $username_prompt = "\nAuthentication needed!
+ (Note: to permanently configure username and password run
+ o conf username your_username
+ o conf password your_password
+ )\nUsername:";
+
+ ($user, $password) =
+ _get_username_and_password_from_user($username_prompt);
+ return ($user,$password);
+}
+
+sub _get_username_and_password_from_user {
+ my $username_message = shift;
+ my ($username,$password);
+
+ ExtUtils::MakeMaker->import(qw(prompt));
+ $username = prompt($username_message);
+ if ($CPAN::META->has_inst("Term::ReadKey")) {
+ Term::ReadKey::ReadMode("noecho");
+ }
+ else {
+ $CPAN::Frontend->mywarn(
+ "Warning: Term::ReadKey seems not to be available, your password will be echoed to the terminal!\n"
+ );
+ }
+ $password = prompt("Password:");
+
+ if ($CPAN::META->has_inst("Term::ReadKey")) {
+ Term::ReadKey::ReadMode("restore");
+ }
+ $CPAN::Frontend->myprint("\n\n");
+ return ($username,$password);
+}
+
+# mirror(): Its purpose is to deal with proxy authentication. When we
+# call SUPER::mirror, we relly call the mirror method in
+# LWP::UserAgent. LWP::UserAgent will then call
+# $self->get_basic_credentials or some equivalent and this will be
+# $self->dispatched to our own get_basic_credentials method.
+
+# Our own get_basic_credentials sets $USER and $PASSWD, two globals.
+
+# 407 stands for HTTP_PROXY_AUTHENTICATION_REQUIRED. Which means
+# although we have gone through our get_basic_credentials, the proxy
+# server refuses to connect. This could be a case where the username or
+# password has changed in the meantime, so I'm trying once again without
+# $USER and $PASSWD to give the get_basic_credentials routine another
+# chance to set $USER and $PASSWD.
+
+# mirror(): Its purpose is to deal with proxy authentication. When we
+# call SUPER::mirror, we relly call the mirror method in
+# LWP::UserAgent. LWP::UserAgent will then call
+# $self->get_basic_credentials or some equivalent and this will be
+# $self->dispatched to our own get_basic_credentials method.
+
+# Our own get_basic_credentials sets $USER and $PASSWD, two globals.
+
+# 407 stands for HTTP_PROXY_AUTHENTICATION_REQUIRED. Which means
+# although we have gone through our get_basic_credentials, the proxy
+# server refuses to connect. This could be a case where the username or
+# password has changed in the meantime, so I'm trying once again without
+# $USER and $PASSWD to give the get_basic_credentials routine another
+# chance to set $USER and $PASSWD.
+
+sub mirror {
+ my($self,$url,$aslocal) = @_;
+ my $result = $self->SUPER::mirror($url,$aslocal);
+ if ($result->code == 407) {
+ undef $USER;
+ undef $PASSWD;
+ $result = $self->SUPER::mirror($url,$aslocal);
+ }
+ $result;
+}
+
+1;