File indexing completed on 2024-12-22 05:36:24

 <?php
 
 /**
  *  ocs-webserver
  *
  *  Copyright 2016 by pling GmbH.
  *
  *    This file is part of ocs-webserver.
  *
  *    This program is free software: you can redistribute it and/or modify
  *    it under the terms of the GNU Affero General Public License as
  *    published by the Free Software Foundation, either version 3 of the
  *    License, or (at your option) any later version.
  *
  *    This program is distributed in the hope that it will be useful,
  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *    GNU Affero General Public License for more details.
  *
  *    You should have received a copy of the GNU Affero General Public License
  *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  **/
 class Local_Verification_WebsiteOwner
 {
 
     const SALT_KEY = 'MakeItAndPlingIt';
     const FILE_PREFIX = 'pling';
     const FILE_POSTFIX = '.html';
 
     /**
      * Configuration for HTTP-Client
      *
      * @var array
      */
     protected $_config = array(
         'maxredirects' => 0,
         'timeout'      => 30
     );
 
     /**
      * @param string $url
      * @param string $authCode
      *
      * @return bool
      * @throws Zend_Exception
      * @throws Zend_Http_Client_Exception
      */
     public function testForAuthCodeExist($url, $authCode)
     {
         if (true == empty($url)) {
             return false;
         }
 
         $url = $this->addDefaultScheme($url);
 
         $httpClient = $this->getHttpClient();
 
         $uri = $this->getAuthFileUri($url);
 
         $httpClient->setUri($uri);
         $response = $this->retrieveBody($httpClient);
 
         if (false === $response) {
             $httpClient->setUri($url);
             $response = $this->retrieveBody($httpClient);
             if (false === $response) {
                 Zend_Registry::get('logger')->err(__METHOD__ . " - Error while validate AuthCode for Website: " . $url
                     . ".\n Server replay was: " . $httpClient->getLastResponse()->getStatus() . ". " . $httpClient->getLastResponse()
                                                                                                                   ->getMessage()
                     . PHP_EOL)
                 ;
 
                 return false;
             }
         }
 
         return (strpos($response, $authCode) !== false) ? true : false;
     }
 
     /**
      * @param string $url
      * @param string $scheme
      *
      * @return string
      */
     public function addDefaultScheme($url, $scheme = 'http://')
     {
         if (false == preg_match("~^(?:f|ht)tps?://~i", $url)) {
             $url = $scheme . $url;
         }
 
         return $url;
     }
 
     /**
      * @return Zend_Http_Client
      * @throws Zend_Http_Client_Exception
      */
     public function getHttpClient()
     {
         $httpClient = new Zend_Http_Client();
         $httpClient->setConfig($this->_config);
 
         return $httpClient;
     }
 
     /**
      * @param string $domain
      *
      * @return string
      * @throws Zend_Exception
      */
     public function getAuthFileUri($domain)
     {
         return $domain . '/' . $this->getAuthFileName($domain);
     }
 
     /**
      * @param string $domain
      *
      * @return string
      * @throws Zend_Exception
      */
     public function getAuthFileName($domain)
     {
         return self::FILE_PREFIX . $this->generateAuthCode($domain) . self::FILE_POSTFIX;
     }
 
     /**
      * @param string $domain
      *
      * @return null|string
      * @throws Zend_Exception
      */
     public function generateAuthCode($domain)
     {
         if (empty($domain)) {
             return null;
         }
 
         return md5($this->_parseDomain($domain) . self::SALT_KEY);
     }
 
     /**
      * @param $domain
      *
      * @return mixed|string
      * @throws Zend_Exception
      */
     protected function _parseDomain($domain)
     {
         $count = preg_match_all("/^(?:(?:http|https):\/\/)?([\da-zA-ZäüöÄÖÜ\.-]+\.[a-z\.]{2,6})[\/\w \.-]*\/?$/", $domain, $matches);
         if ($count > 0) {
             return current($matches[1]);
         } else {
             Zend_Registry::get('logger')->err(__METHOD__ . ' - Error while parsing the domain = ' . $domain);
 
             return '';
         }
     }
 
     /**
      * @param Zend_Http_Client $httpClient
      *
      * @return bool
      * @throws Zend_Http_Client_Exception
      */
     public function retrieveBody($httpClient)
     {
         $response = $httpClient->request();
 
         if ($response->isError()) {
             return false;
         } else {
             return $response->getBody();
         }
     }
 
     /**
      * @param string                     $url
      * @param Zend_Db_Table_Row_Abstract $dataRow
      *
      * @return bool
      * @throws Zend_Db_Table_Exception
      * @throws Zend_Exception
      * @throws Zend_Http_Client_Exception
      */
     public function validateAuthCode($url, $dataRow)
     {
         if (true == empty($url)) {
             return false;
         }
 
         if (false == $this->validateUrlMemberData($url, $dataRow)) {
             return false;
         }
 
         $url = $this->addDefaultScheme($url);
 
         $httpClient = $this->getHttpClient();
         $httpClient->setUri($this->getAuthFileUri($url));
 
         $response = $this->retrieveBody($httpClient);
 
         if (false === $response) {
             $httpClient->setUri($url);
             $response = $this->retrieveBody($httpClient);
             if (false === $response) {
                 Zend_Registry::get('logger')->err(__METHOD__ . " - Error while validate AuthCode for Website: " . $url
                     . ".\n Server replay was: " . $httpClient->getLastResponse()->getStatus() . ". " . $httpClient->getLastResponse()
                                                                                                                   ->getMessage()
                     . PHP_EOL)
                 ;
 
                 return false;
             }
         }
 
         return (strpos($response, $this->generateAuthCode($url)) !== false) ? true : false;
     }
 
     /**
      * @param string $url
      * @param Zend_Db_Table_Row_Abstract $dataRow
      *
      * @return bool
      * @throws Zend_Db_Table_Exception
      */
     public function validateUrlMemberData($url, $dataRow)
     {
         $result = false;
         $memberTable = new Default_Model_Member();
         /** @var Zend_Db_Table_Row $rowMember */
         $rowMember = $memberTable->find($dataRow)->current();
         if ($rowMember->link_website == $url) {
             $result = true;
         }
 
         return $result;
     }
 
     /**
      * @param string $domain
      *
      * @return mixed|string
      * @throws Zend_Exception
      */
     public function parseDomain($domain)
     {
         return $this->_parseDomain($domain);
     }
 
     /**
      * @return array
      */
     public function getConfig()
     {
         return $this->_config;
     }
 
     /**
      * @param $config
      */
     public function setConfig($config)
     {
         $this->_config = $config;
     }
 
     /**
      * @param $memberId
      * @param $verificationResult
      *
      * @throws Zend_Db_Table_Exception
      */
     public function updateData($memberId, $verificationResult)
     {
         $modelMember = new Default_Model_Member();
         /** @var Zend_Db_Table_Row $rowMember */
         $rowMember = $modelMember->find($memberId)->current();
         if (count($rowMember->toArray()) == 0) {
             return;
         }
         $rowMember->validated_at = new Zend_Db_Expr('NOW()');
         $rowMember->validated = (int)$verificationResult;
         $rowMember->save();
     }
 
 }