55 lines
1.7 KiB
PHP
55 lines
1.7 KiB
PHP
<?php
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/**
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; under version 2
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* of the License (non-upgradable).
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*
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* This program is distributed in the hope that it will be useful,
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* but 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 this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (c) 2020 (original work) Open Assessment Technologies SA
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*/
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declare(strict_types=1);
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namespace oat\tao\model\http;
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use Psr\Http\Message\RequestInterface;
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class RequestRebuilder
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{
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/**
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* Takes care about schema rebuilding for the offloaded request
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* Port rebuilding may be added later ( HTTP_X_FORWARDED_PORT )
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*/
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public function rebuild(RequestInterface $request): RequestInterface
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{
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$url = $request->getUri();
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if ('http' === $url->getScheme() && $this->wasRequestForwardedByHttps($request)) {
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$url = $url->withScheme('https');
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}
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return $request->withUri($url);
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}
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private function wasRequestForwardedByHttps(RequestInterface $request): bool
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{
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$https = $request->hasHeader('x-forwarded-proto')
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&& $request->getHeader('x-forwarded-proto')[0] === 'https';
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$https = $https || ($request->hasHeader('x-forwarded-ssl')
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&& $request->getHeader('x-forwarded-ssl')[0] === 'on');
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return $https;
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}
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}
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