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<?php |
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declare(strict_types=1); |
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/* |
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* The MIT License (MIT) |
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* |
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* Copyright (c) 2014-2019 Spomky-Labs |
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* |
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* This software may be modified and distributed under the terms |
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* of the MIT license. See the LICENSE file for details. |
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*/ |
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namespace OAuth2Framework\Component\OpenIdConnect\IFrame; |
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use Psr\Http\Message\ResponseFactoryInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Server\MiddlewareInterface; |
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use Psr\Http\Server\RequestHandlerInterface; |
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final class IFrameEndpoint implements MiddlewareInterface |
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{ |
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/** |
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* @var ResponseFactoryInterface |
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*/ |
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private $responseFactory; |
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/** |
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* IFrameEndpoint constructor. |
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*/ |
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public function __construct(ResponseFactoryInterface $responseFactory) |
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{ |
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$this->responseFactory = $responseFactory; |
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} |
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public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface |
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{ |
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$content = $this->renderTemplate(); |
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$response = $this->responseFactory->createResponse(); |
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$headers = ['Content-Type' => 'text/html; charset=UTF-8', 'Cache-Control' => 'no-cache, no-store, max-age=0, must-revalidate, private', 'Pragma' => 'no-cache']; |
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foreach ($headers as $k => $v) { |
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$response = $response->withHeader($k, $v); |
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} |
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$response->getBody()->write($content); |
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return $response; |
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} |
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private function renderTemplate(): string |
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{ |
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return <<<'EOT' |
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<html> |
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<head> |
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<meta http-equiv="content-type" content="text/html;charset=UTF-8" /> |
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<title>OP iFrame</title> |
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<script src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.1.2/components/sha256-min.js"></script> |
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window.addEventListener("message",receiveMessage, false); |
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function getCookie(c_name) |
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{ |
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var i,x,y,ARRcookies=document.cookie.split(";"); |
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for (i=0;i<ARRcookies.length;i++) { |
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x=ARRcookies[i].substr(0,ARRcookies[i].indexOf("=")); |
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y=ARRcookies[i].substr(ARRcookies[i].indexOf("=")+1); |
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x=x.replace(/^\s+|\s+$/g,""); |
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if (x==c_name) { |
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return unescape(y); |
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} |
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} |
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} |
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function receiveMessage(e){ |
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if ( e.origin !== origin) { |
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console.log(e.origin + ' !== ' + origin); |
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return; |
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} |
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var state = ''; |
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var parts = e.data.split(' '); |
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var client_id = parts[0]; |
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var session_state = parts[1]; |
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var ss_parts = session_state.split('.'); |
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var salt = ss_parts[1]; |
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var ops = getCookie('ops'); |
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var ss = CryptoJS.SHA256(client_id + e.origin + ops + salt) + "." + salt; |
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if (session_state == ss) { |
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state = 'unchanged'; |
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} else { |
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state = 'changed'; |
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} |
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e.source.postMessage(state, e.origin); |
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}; |
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//]]></script> |
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</head> |
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<body> |
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</body> |
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</html> |
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EOT; |
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} |
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} |
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OAuth2-Framework /
oauth2-framework
