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#!/usr/bin/perl |
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# Copyright 2015 Halland County Library |
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# |
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# This file is part of Koha. |
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# |
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# Koha is free software; you can redistribute it and/or modify it |
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# under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 3 of the License, or |
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# (at your option) any later version. |
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# |
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# Koha is distributed in the hope that it will be useful, but |
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# WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with Koha; if not, see <http://www.gnu.org/licenses>. |
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use Modern::Perl; |
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use Koha; |
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use C4::Context; |
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use LWP::UserAgent; |
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use CGI qw( -utf8 ); |
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# Basic DoS protection (see perldoc CGI) |
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$CGI::POST_MAX = 1024; |
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$CGI::DISABLE_UPLOADS = 1; |
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# These should be moved to configuration |
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my $status_text = '503 Service Unavailable'; |
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my $src_valid = '127.0.0.1'; |
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my $cgi = CGI->new; |
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my $id = $cgi->param('id') || 0; |
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my @urls = split("\n", C4::Context->preference('RequestProxyURL')); |
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if ( C4::Context->preference('RequestProxyEnabled') && |
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$cgi->request_method eq 'GET' && |
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($id > 0 && $id <= scalar @urls)) { |
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my $url = $urls[$id - 1]; |
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my $agent = new LWP::UserAgent; |
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my $req = HTTP::Request->new('GET'); |
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$req->url($url); |
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my $resp = $agent->request($req); |
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my $cgi = CGI->new; |
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my $headers = $resp->headers; |
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my @fields = $headers->header_field_names; |
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my %newheaders; |
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foreach my $field (@fields) { |
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$newheaders{ $field } = $headers->header($field); |
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} |
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print $cgi->header(\%newheaders); |
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print $resp->content; |
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} else { |
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print $cgi->header( |
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-type => 'text/html', |
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-status => $status_text), |
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$cgi->start_html, |
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$cgi->h1($status_text), |
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$cgi->end_html; |
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} |