| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | namespace Karson\MpesaPhpSdk; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | class Mpesa { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |     private $api_url = 'https://api.sandbox.vm.co.mz'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |     private $api_port; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |     public $public_key; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |     public $api_key; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |     public function __construct($config = []) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |         if (is_array($config)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |             $this->setPublicKey($config['public_key']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |             $this->setApiKey($config['api_key']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |             $this->setEnv($config['env']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     public function setPublicKey($public_key){ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |         $this->public_key = trim($public_key); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     public function setApiKey($api_key){ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |         $this->api_key = $api_key; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |     public function setEnv($env){ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |         if ($env == 'live') { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |             $this->api_url = 'https://api.vm.co.mz'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |     /* Standard customer-to-business transaction | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * @param string $transactionReference This is the reference of the transaction for the customer or business making the * transaction. This can be a smartcard number for a TV subscription or a reference number of a utility bill. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      * @param string $customerMSISDN  MSISDN of the customer for the transaction | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      * @param string $amount The amount for the transaction. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      * @param string $thirdPartReferece This is the unique reference of the third party system. When there are queries about transactions, this will usually be used to track a transaction. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |      * @param string $serviceCode Shortcode of the business where funds will be credited to. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |      * @return \stdClass | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 44 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 45 |  |  |     function c2b($transactionReference, $customerMSISDN, $amount, $thirdPartReferece, $serviceCode){ | 
                            
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                | 46 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 47 |  |  |         $fields = [ | 
            
                                                                        
                            
            
                                    
            
            
                | 48 |  |  |             "input_TransactionReference"=> $transactionReference, | 
            
                                                                        
                            
            
                                    
            
            
                | 49 |  |  |             "input_CustomerMSISDN"=> $customerMSISDN, | 
            
                                                                        
                            
            
                                    
            
            
                | 50 |  |  |             "input_Amount"=> $amount, | 
            
                                                                        
                            
            
                                    
            
            
                | 51 |  |  |             "input_ThirdPartyReference"=> $thirdPartReferece, | 
            
                                                                        
                            
            
                                    
            
            
                | 52 |  |  |             "input_ServiceProviderCode" => $serviceCode | 
            
                                                                        
                            
            
                                    
            
            
                | 53 |  |  |         ]; | 
            
                                                                        
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 55 |  |  |         return $this->makeRequest(':18352/ipg/v1x/c2bPayment/singleStage/', 'POST', $fields); | 
            
                                                                        
                            
            
                                    
            
            
                | 56 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |      * @param $transactionID | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |      * @param $securityCredential | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |      * @param $initiatorIdentifier | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |      * @param $thirdPartyReference | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |      * @param $serviceProviderCode | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      * @param $reversalAmount | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |      * @return \stdClass | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |     public function transactionReversal($transactionID, $securityCredential, $initiatorIdentifier, $thirdPartyReference, $serviceProviderCode, $reversalAmount) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |         $fields = [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |             "input_TransactionID" => $transactionID, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |              "input_SecurityCredential" => $securityCredential, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |              "input_InitiatorIdentifier" => $initiatorIdentifier, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |              "input_ThirdPartyReference" => $thirdPartyReference, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |              "input_ServiceProviderCode" => $serviceProviderCode, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |              "input_ReversalAmount" => $reversalAmount | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |          return $this->makeRequest(':18354/ipg/v1x/reversal/', 'POST', $fields); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |      * @param $thirdPartyReference | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |      * @param $queryReference | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |      * @param $serviceProviderCode | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |      * @return \stdClass | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |     public function status($thirdPartyReference, $queryReference, $serviceProviderCode) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |         $fields = [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |              'input_ThirdPartyReference' => $thirdPartyReference, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |              'input_QueryReference' => $queryReference, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |              'input_ServiceProviderCode' => $serviceProviderCode | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |         ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         return $this->makeRequest(':18353/ipg/v1x/queryTransactionStatus/', 'GET', $fields); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |      * Generates a base64 encoded token | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |     public function getToken() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |         if (!empty($this->public_key) && !empty($this->api_key)) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |         { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |             $key = "-----BEGIN PUBLIC KEY-----\n"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |             $key .= wordwrap($this->public_key, 60, "\n", true); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |             $key .= "\n-----END PUBLIC KEY-----"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |             $pk = openssl_get_publickey($key); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |             openssl_public_encrypt($this->api_key, $token, $pk, OPENSSL_PKCS1_PADDING); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |             return base64_encode($token); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |         return 'error'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |      * @param string $url | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |      * @param string $method | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |      * @param array $fields | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |      * @return \stdClass | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |     private function makeRequest(string $url,string $method, array $fields = []) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |         $url = $this->api_url.$url; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |         $ch = curl_init(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |         if($method == 'POST') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |         { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |             $fieldsString = json_encode($fields); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |             curl_setopt($ch, CURLOPT_POST, 1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |             curl_setopt($ch, CURLOPT_POSTFIELDS, $fieldsString); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |         else | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |         { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |             $fieldsString = http_build_query($fields); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |             $url .= '?'.$fieldsString; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |         $header = $this->getHeader(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |         curl_setopt($ch, CURLOPT_POST, count($fields)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |         curl_setopt($ch, CURLOPT_PORT, $this->api_port); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |         curl_setopt($ch, CURLOPT_URL, $url); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |         curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |         curl_setopt($ch, CURLOPT_TIMEOUT, 90); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |         curl_setopt($ch, CURLOPT_HTTPHEADER, $header); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |         curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |         $result = curl_exec($ch); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |         $return = new \stdClass(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |         $return->response = json_decode($result); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |         if ($return->response == false) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |             $return->response = $result; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |         $return->status = curl_getinfo($ch, CURLINFO_HTTP_CODE); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |         curl_close($ch); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |         return $return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |     private function getHeader() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |         $header = [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |             'Content-Type: application/json', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |             'Authorization: Bearer ' . $this->getToken(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |             'origin: developer.mpesa.vm.co.mz', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |             'Connection: keep-alive' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |         ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |         return $header; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |  | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 185 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 186 |  |  |  | 
            
                        
Adding explicit visibility (
private,protected, orpublic) is generally recommend to communicate to other developers how, and from where this method is intended to be used.