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<?php |
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declare(strict_types=1); |
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namespace SimpleSAML\Module\saml2debug\Controller; |
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use SimpleSAML\Configuration; |
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use SimpleSAML\Error; |
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use SimpleSAML\Session; |
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use SimpleSAML\XHTML\Template; |
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use Symfony\Component\HttpFoundation\Request; |
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/** |
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* Controller class for the saml2debug module. |
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* |
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* This class serves the different views available in the module. |
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* |
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* @package simplesamlphp/simplesamlphp-module-saml2debug |
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*/ |
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class Debug |
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{ |
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/** @var \SimpleSAML\Configuration */ |
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protected Configuration $config; |
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/** @var \SimpleSAML\Session */ |
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protected Session $session; |
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/** |
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* Controller constructor. |
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* |
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* It initializes the global configuration and session for the controllers implemented here. |
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* |
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* @param \SimpleSAML\Configuration $config The configuration to use by the controllers. |
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* @param \SimpleSAML\Session $session The session to use by the controllers. |
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* |
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* @throws \Exception |
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*/ |
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public function __construct( |
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Configuration $config, |
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Session $session, |
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) { |
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$this->config = $config; |
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$this->session = $session; |
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} |
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/** |
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* Show SAML2 debugging info. |
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* |
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* @param \Symfony\Component\HttpFoundation\Request $request |
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* @return \SimpleSAML\XHTML\Template |
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* @throws \Exception |
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*/ |
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public function decode(Request $request): Template |
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{ |
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$decoded = ''; |
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$encoded = ''; |
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if ($request->request->has('encoded')) { |
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if (!$request->request->has('binding')) { |
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throw new Error\BadRequest('Missing binding'); |
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} |
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$decoded = $this->parseEncodedMessage( |
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$request->request->get('encoded'), |
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$request->request->get('binding'), |
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); |
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} |
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$t = new Template($this->config, 'saml2debug:decode.twig'); |
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$t->data['encoded'] = $encoded; |
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$t->data['decoded'] = $decoded; |
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return $t; |
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} |
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/** |
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* Show SAML2 debugging info. |
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* |
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* @param \Symfony\Component\HttpFoundation\Request $request |
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* @return \SimpleSAML\XHTML\Template |
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* @throws \Exception |
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*/ |
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public function encode(Request $request): Template |
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{ |
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$decoded = ''; |
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$encoded = 'fZJNT%2BMwEIbvSPwHy%2Fd8tMvHympSdUGISuwS0cCBm%2BtMUwfbk%2FU4zfLvSVMq2Euv45n3fd7xzOb%2FrGE78KTR' . |
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'ZXwSp5yBU1hpV2f8ubyLfvJ5fn42I2lNKxZd2Lon%2BNsBBTZMOhLjQ8Y77wRK0iSctEAiKLFa%2FH4Q0zgVrceACg1ny9' . |
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'uMy7rCdaM2%2Bs0BWrtppK2UAdeoVjW2ruq1bevGImcvR6zpHmtJ1MHSUZAuDKU0vY7Si2h6VU5%2BiMuJuLx65az4dPql' . |
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'3SHBKaz1oYnEfVkWUfG4KkeBna7A%2Fxm6M14j1gZihZazBRH4MODcoKPOgl%2BB32kFz08PGd%2BG0JJIkr7v46%2BhRC' . |
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'aEpod17DCRivYZCkmkd4N28B3wfNyrGKP5bws9DS6PKDz%2FMpsl36Tyz%2F%2Fax1jeFmi0emcLY7C%2F8SDD0Z7dobcy' . |
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'nHbbV3QVbcZW0TlqQemNhoqzJD%2B4%2Fn8Yw7l8AA%3D%3D'; |
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if ($request->request->has('decoded')) { |
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$encoded = $this->parseDecodedMessage($request->request->get('decoded')); |
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} |
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$t = new Template($this->config, 'saml2debug:encode.twig'); |
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$t->data['encoded'] = $encoded; |
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$t->data['decoded'] = $decoded; |
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return $t; |
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} |
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/** |
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* @param string $raw |
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* @return string |
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*/ |
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private function getValue(string $raw): string |
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{ |
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$val = $raw; |
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$url = parse_url($raw, PHP_URL_QUERY); |
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if (!empty($url)) { |
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$val = $url; |
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} |
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$arr = []; |
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parse_str($val, $arr); |
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if (array_key_exists('SAMLResponse', $arr)) { |
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return $arr['SAMLResponse']; |
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} |
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if (array_key_exists('SAMLRequest', $arr)) { |
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return $arr['SAMLRequest']; |
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} |
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if (array_key_exists('LogoutRequest', $arr)) { |
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return $arr['LogoutRequest']; |
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} |
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if (array_key_exists('LogoutResponse', $arr)) { |
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return $arr['LogoutResponse']; |
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} |
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return rawurldecode(stripslashes($val)); |
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} |
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/** |
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* @param string $raw |
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* @return string |
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*/ |
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private function parseDecodedMessage(string $raw): string |
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{ |
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$message = $this->getValue($raw); |
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$base64decoded = base64_decode($message); |
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$gzinflated = gzinflate($base64decoded); |
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if ($gzinflated !== false) { |
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$base64decoded = $gzinflated; |
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} |
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return $base64decoded; |
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} |
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/** |
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* @param string $message |
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* @param string $binding |
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* @return string |
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*/ |
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private function parseEncodedMessage(string $message, string $binding): string |
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{ |
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if ($binding === 'redirect') { |
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return urlencode(base64_encode(gzdeflate(stripslashes($message)))); |
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} else { |
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return base64_encode(stripslashes($message)); |
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} |
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} |
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} |
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simplesamlphp /
simplesamlphp-module-saml2debug
