| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * PAYONE Magento 2 Connector is free software: you can redistribute it and/or modify | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * it under the terms of the GNU Lesser General Public License as published by | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * the Free Software Foundation, either version 3 of the License, or | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * (at your option) any later version. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * PAYONE Magento 2 Connector is distributed in the hope that it will be useful, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  * GNU Lesser General Public License for more details. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  * You should have received a copy of the GNU Lesser General Public License | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  * along with PAYONE Magento 2 Connector. If not, see <http://www.gnu.org/licenses/>. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  * PHP version 5 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  * @category  Payone | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  * @package   Payone_Magento2_Plugin | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |  * @author    FATCHIP GmbH <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  * @copyright 2003 - 2016 Payone GmbH | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  * @license   <http://www.gnu.org/licenses/> GNU Lesser General Public License | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  * @link      http://www.payone.de | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | namespace Payone\Core\Helper; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |  * Helper class for everything that has to do with the server environment | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 31 |  |  |  */ | 
            
                                                                        
                            
            
                                    
            
            
                | 32 |  |  | class Environment extends \Payone\Core\Helper\Base | 
            
                                                                        
                            
            
                                    
            
            
                | 33 |  |  | { | 
            
                                                                        
                            
            
                                    
            
            
                | 34 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 35 |  |  |      * Get encoding | 
            
                                                                        
                            
            
                                    
            
            
                | 36 |  |  |      * | 
            
                                                                        
                            
            
                                    
            
            
                | 37 |  |  |      * @return string | 
            
                                                                        
                            
            
                                    
            
            
                | 38 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |     public function getEncoding() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |         return 'UTF-8'; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 42 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 44 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 45 |  |  |      * Get the IP of the requesting client | 
            
                                                                        
                            
            
                                    
            
            
                | 46 |  |  |      * | 
            
                                                                        
                            
            
                                    
            
            
                | 47 |  |  |      * @return string | 
            
                                                                        
                            
            
                                    
            
            
                | 48 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |     public function getRemoteIp() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |         return $this->_remoteAddress->getRemoteAddress(); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 52 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 53 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 54 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 55 |  |  |      * Validate if the user-ip-address is in the configured whitelist | 
            
                                                                        
                            
            
                                    
            
            
                | 56 |  |  |      * | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  |      * @return bool | 
            
                                                                        
                            
            
                                    
            
            
                | 58 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |     public function isRemoteIpValid() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |         $sRemoteIp = $this->getRemoteIp(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         $sValidIps = $this->getConfigParam('valid_ips', 'processing', 'payone_misc'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |         $aWhitelist = explode("\n", $sValidIps); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         $aWhitelist = array_filter(array_map('trim', $aWhitelist)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |         if (array_search($sRemoteIp, $aWhitelist) !== false) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |             return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |         foreach ($aWhitelist as $sIP) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |             if (stripos($sIP, '*') !== false) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |                 $sIP = str_replace(array("\r", "\n"), '', $sIP); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |                 $sDelimiter = '/'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |                 $sRegex = preg_quote($sIP, $sDelimiter); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |                 $sRegex = str_replace('\*', '\d{1,3}', $sRegex); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |                 $sRegex = $sDelimiter.'^'.$sRegex.'$'.$sDelimiter; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |                  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |                 preg_match($sRegex, $sRemoteIp, $aMatches); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |                 if (is_array($aMatches) && !empty($aMatches) && $aMatches[0] == $sRemoteIp) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |                     return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |         return false; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 84 |  |  |     } | 
            
                                                        
            
                                    
            
            
                | 85 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 86 |  |  |  |