+++ /dev/null
-<?php
-/**
- * @author Jan Altensen (Stricted)
- * @license GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
- * @copyright 2015 Jan Altensen (Stricted)
- */
-trait Login {
- /**
- * password-challenge
- * @var string
- */
- private $challenge = '';
-
- /**
- * csrf_token
- * @var string
- */
- private $token = '';
-
- /**
- * hashed password
- * @var string
- */
- private $hash = '';
-
- /**
- * session cookie
- * @var string
- */
- private $cookie = '';
-
- /**
- * derivedk cookie
- * @var string
- */
- private $derivedk = '';
-
- /**
- * login into the router with the given password
- *
- * @param string $password
- * @return boolean
- */
- public function login ($password) {
- $this->challenge = $this->getChallenge();
-
- $path = 'data/Login.json';
- $this->hash = hash('sha256', $this->challenge.':'.$password);
- $fields = array('csrf_token' => 'nulltoken', 'showpw' => 0, 'password' => $this->hash);
- $data = $this->sentRequest($path, $fields);
- $json = $this->getValues($data['body']);
-
- if (isset($json['login']) && $json['login'] == 'success') {
- $this->cookie = $this->getCookie($data);
-
- $this->derivedk = $this->getDerviedk($password);
-
- // get the csrf_token
- $this->token = $this->getToken();
-
- if ($this->checkLogin(false) === true) {
- return true;
- }
- }
-
- return false;
- }
-
- /**
- * Requests the password-challenge from the router.
- */
- private function getChallenge () {
- $path = 'data/Login.json';
- $fields = array('csrf_token' => 'nulltoken', 'showpw' => 0, 'challengev' => 'null');
- $data = $this->sentRequest($path, $fields);
- $data = $this->getValues($data['body']);
-
- if (isset($data['challengev']) && !empty($data['challengev'])) {
- return $data['challengev'];
- }
- else {
- throw new RouterException('unable to get the challenge from the router');
- }
- }
-
- /**
- * check if we are logged in
- *
- * @param boolean $exception
- * @return boolean
- */
- public function checkLogin ($exception = true) {
- // check if challenge or session is empty
- if (empty($this->challenge) || empty($this->cookie)) {
- if ($exception === true) {
- throw new RouterException('you musst be logged in to use this method');
- }
-
- return false;
- }
-
- $path = 'data/SecureStatus.json';
- $fields = array();
- $data = $this->sentRequest($path, $fields, true);
- $data = $this->getValues($data['body']);
-
- if ($data['loginstate'] != 1) {
- if ($exception === true) {
- throw new RouterException('you musst be logged in to use this method');
- }
-
- return false;
- }
-
- return true;
- }
-
- /**
- * logout
- *
- * @return boolean
- */
- public function logout () {
- $this->checkLogin();
-
- $path = 'data/Login.json';
- $fields = array('csrf_token' => $this->token, 'logout' => 'byby');
- $data = $this->sentRequest($path, $fields, true);
- $data = $this->getValues($data['body']);
- if ((isset($data['status']) && $data['status'] == 'ok') && $this->checkLogin(false) === false) {
- // reset challenge and session
- $this->challenge = '';
- $this->cookie = '';
- $this->token = '';
- $this->derivedk = '';
-
- return true;
- }
-
- return false;
- }
-
- /**
- * get the csrf_token
- *
- * @return string
- */
- private function getToken () {
- $this->checkLogin();
-
- $path = 'html/content/overview/index.html';
- $fields = array();
- $data = $this->sentRequest($path, $fields, true);
-
- $a = explode('csrf_token = "', $data['body']);
- $a = explode('";', $a[1]);
-
- if (isset($a[0]) && !empty($a[0])) {
- return $a[0];
- }
- else {
- throw new RouterException('unable to get csrf_token');
- }
- }
-
- /**
- * calculate the derivedk
- *
- * @param string $password
- * @return string
- */
- private function getDerviedk ($password) {
- $derivedk = '';
-
- // calculate derivedk
- if (!function_exists('hash_pbkdf2')) {
- $pbkdf2 = new CryptLib\Key\Derivation\PBKDF\PBKDF2(array('hash' => 'sha1'));
- $derivedk = bin2hex($pbkdf2->derive(hash('sha256', $password), substr($this->challenge, 0, 16), 1000, 32));
- $derivedk = substr($derivedk, 0, 32);
- }
- else {
- $derivedk = hash_pbkdf2('sha1', hash('sha256', $password), substr($this->challenge, 0, 16), 1000, 32);
- }
-
- if (empty($derivedk)) {
- throw new RouterException('unable to calculate derivedk');
- }
-
- return $derivedk;
- }
-
- /**
- * get cookie from header data
- *
- * @param array $data
- * @return string
- */
- private function getCookie ($data) {
- $cookie = '';
- if (isset($data['header']['Set-Cookie']) && !empty($data['header']['Set-Cookie'])) {
- preg_match('/^.*(SessionID_R3=[a-z0-9]*).*/i', $data['header']['Set-Cookie'], $match);
- if (isset($match[1]) && !empty($match[1])) {
- $cookie = $match[1];
- }
- }
-
- if (empty($cookie)) {
- throw new RouterException('unable to get the session cookie from the router');
- }
-
- return $cookie;
- }
-}