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36 lines
1.0 KiB
36 lines
1.0 KiB
package LWP::Authen::Basic;
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use strict;
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require MIME::Base64;
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sub authenticate
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{
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my($class, $ua, $proxy, $auth_param, $response,
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$request, $arg, $size) = @_;
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my($user, $pass) = $ua->get_basic_credentials($auth_param->{realm},
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$request->url, $proxy);
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return $response unless defined $user and defined $pass;
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my $auth_header = $proxy ? "Proxy-Authorization" : "Authorization";
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my $auth_value = "Basic " . MIME::Base64::encode("$user:$pass", "");
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# Need to check this isn't a repeated fail!
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my $r = $response;
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while ($r) {
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my $auth = $r->request->header($auth_header);
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if ($auth && $auth eq $auth_value) {
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# here we know this failed before
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$response->header("Client-Warning" =>
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"Credentials for '$user' failed before");
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return $response;
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}
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$r = $r->previous;
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}
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my $referral = $request->clone;
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$referral->header($auth_header => $auth_value);
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return $ua->request($referral, $arg, $size, $response);
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}
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1;
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