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<?php |
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/** |
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* DronePHP (http://www.dronephp.com) |
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* |
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* @link http://github.com/Pleets/DronePHP |
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* @copyright Copyright (c) 2016-2018 Pleets. (http://www.pleets.org) |
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* @license http://www.dronephp.com/license |
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* @author Darío Rivera <[email protected]> |
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*/ |
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namespace Drone\Network\Rest; |
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/** |
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* Digest class |
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* |
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* Class for Digest access authetication |
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*/ |
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class Digest extends AbstractRest |
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{ |
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/** |
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* Requests client authentication |
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* |
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* @return null |
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*/ |
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public function request() |
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{ |
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if (empty($_SERVER['PHP_AUTH_DIGEST'])) { |
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$ht = $this->http; |
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$this->http->writeStatus($ht::HTTP_UNAUTHORIZED); |
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header( |
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'WWW-Authenticate: Digest realm="'. |
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$this->realm. |
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'",qop="auth",nonce="'. |
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uniqid(). |
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'",opaque="'.md5($this->realm).'"' |
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); |
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die('Error ' . $ht::HTTP_UNAUTHORIZED .' (' . $this->http->getStatusText($ht::HTTP_UNAUTHORIZED) . ')!!'); |
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} |
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} |
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/** |
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* Checks credentials |
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* |
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* @return boolean |
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*/ |
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public function authenticate() |
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{ |
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$ht = $this->http; |
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if (!($data = $this->http_digest_parse($_SERVER['PHP_AUTH_DIGEST'])) |
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|| !isset($this->whiteList[$data['username']])) { |
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$this->http->writeStatus($ht::HTTP_UNAUTHORIZED); |
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return false; |
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} |
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$A1 = md5($data['username'] . ':' . $this->realm . ':' . $this->whiteList[$data['username']]); |
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$A2 = md5($_SERVER['REQUEST_METHOD'].':'.$data['uri']); |
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$valid_response = md5($A1.':'.$data['nonce'].':'.$data['nc'].':'.$data['cnonce'].':'.$data['qop'].':'.$A2); |
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if ($data['response'] != $valid_response) { |
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$this->http->writeStatus($ht::HTTP_UNAUTHORIZED); |
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return false; |
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} |
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$this->username = $data['username']; |
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return true; |
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} |
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/** |
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* Parse digest parameters |
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* |
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* @param string $txt |
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* |
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* @return boolean |
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*/ |
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private function httpDigestParse($txt) |
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{ |
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// protect against missing data |
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$needed_parts = ['nonce'=>1, 'nc'=>1, 'cnonce'=>1, 'qop'=>1, 'username'=>1, 'uri'=>1, 'response'=>1]; |
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$data = []; |
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$keys = implode('|', array_keys($needed_parts)); |
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preg_match_all('@(' . $keys . ')=(?:([\'"])([^\2]+?)\2|([^\s,]+))@', $txt, $matches, PREG_SET_ORDER); |
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foreach ($matches as $m) { |
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$data[$m[1]] = $m[3] ? $m[3] : $m[4]; |
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unset($needed_parts[$m[1]]); |
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} |
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return $needed_parts ? false : $data; |
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} |
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/** |
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* Shows the server response |
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* |
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* @return null |
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*/ |
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public function response() |
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{ |
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$status = http_response_code(); |
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$this->response = 'Error ' . $status .' (' . $this->http->getStatusText($status) . ')!!'; |
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echo $this->response; |
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} |
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} |
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Pleets /
dronephp
Loading history...
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.