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6 | This file is a part of CiviCRM. |
8 | CiviCRM is free software; you can copy, modify, and distribute it |
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15 | See the GNU Affero General Public License for more details. |
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28 * PxPay Functionality Copyright (C) 2008 Lucas Baker, Logistic Information Systems Limited (Logis)
29 * PxAccess Functionality Copyright (C) 2008 Eileen McNaughton
30 * Licensed to CiviCRM under the Academic Free License version 3.0.
32 * Grateful acknowledgements go to Donald Lobo for invaluable assistance
33 * in creating this payment processor module
37 * Class CRM_Core_Payment_PaymentExpress
39 class CRM_Core_Payment_PaymentExpress
extends CRM_Core_Payment
{
40 const CHARSET
= 'iso-8859-1';
42 protected $_mode = NULL;
45 * We only need one instance of this object. So we use the singleton
46 * pattern and cache the instance in this variable
50 static private $_singleton = NULL;
56 * The mode of operation: live or test.
58 * @param $paymentProcessor
60 * @return \CRM_Core_Payment_PaymentExpress
62 public function __construct($mode, &$paymentProcessor) {
65 $this->_paymentProcessor
= $paymentProcessor;
66 $this->_processorName
= ts('DPS Payment Express');
70 * This function checks to see if we have the right config values.
72 * @internal param string $mode the mode we are operating in (live or test)
75 * the error message if any
77 public function checkConfig() {
78 $config = CRM_Core_Config
::singleton();
82 if (empty($this->_paymentProcessor
['user_name'])) {
83 $error[] = ts('UserID is not set in the Administer » System Settings » Payment Processors');
86 if (empty($this->_paymentProcessor
['password'])) {
87 $error[] = ts('pxAccess / pxPay Key is not set in the Administer » System Settings » Payment Processors');
91 return implode('<p>', $error);
99 * This function collects all the information from a web/api form and invokes
100 * the relevant payment processor specific functions to perform the transaction
102 * @param array $params
103 * Assoc array of input parameters for this transaction.
105 public function doDirectPayment(&$params) {
106 CRM_Core_Error
::fatal(ts('This function is not implemented'));
110 * Main transaction function.
112 * @param array $params
113 * Name value pair of contribution data.
117 public function doTransferCheckout(&$params, $component) {
118 $component = strtolower($component);
119 $config = CRM_Core_Config
::singleton();
120 if ($component != 'contribute' && $component != 'event') {
121 CRM_Core_Error
::fatal(ts('Component is invalid'));
124 $url = $config->userFrameworkResourceURL
. "extern/pxIPN.php";
126 if ($component == 'event') {
127 $cancelURL = CRM_Utils_System
::url('civicrm/event/register',
128 "_qf_Confirm_display=true&qfKey={$params['qfKey']}",
132 elseif ($component == 'contribute') {
133 $cancelURL = CRM_Utils_System
::url('civicrm/contribute/transact',
134 "_qf_Confirm_display=true&qfKey={$params['qfKey']}",
140 * Build the private data string to pass to DPS, which they will give back to us with the
142 * transaction result. We are building this as a comma-separated list so as to avoid long URLs.
144 * Parameters passed: a=contactID, b=contributionID,c=contributionTypeID,d=invoiceID,e=membershipID,f=participantID,g=eventID
147 $privateData = "a={$params['contactID']},b={$params['contributionID']},c={$params['contributionTypeID']},d={$params['invoiceID']}";
149 if ($component == 'event') {
150 $merchantRef = substr($params['contactID'] . "-" . $params['contributionID'] . " " . substr($params['description'], 27, 20), 0, 24);
151 $privateData .= ",f={$params['participantID']},g={$params['eventID']}";
153 elseif ($component == 'contribute') {
154 $membershipID = CRM_Utils_Array
::value('membershipID', $params);
156 $privateData .= ",e=$membershipID";
158 $merchantRef = substr($params['contactID'] . "-" . $params['contributionID'] . " " . substr($params['description'], 20, 20), 0, 24);
163 'AmountInput' => str_replace(",", "", number_format($params['amount'], 2)),
164 'CurrencyInput' => $params['currencyID'],
165 'MerchantReference' => $merchantRef,
166 'TxnData1' => $params['qfKey'],
167 'TxnData2' => $privateData,
168 'TxnData3' => $component . "," . $this->_paymentProcessor
['id'],
169 'TxnType' => 'Purchase',
170 // Leave this empty for now, causes an error with DPS if we populate it
173 'UrlSuccess' => $url,
175 // Allow further manipulation of params via custom hooks
176 CRM_Utils_Hook
::alterPaymentProcessorParams($this, $params, $dpsParams);
179 * determine whether method is pxaccess or pxpay by whether signature (mac key) is defined
182 if (empty($this->_paymentProcessor
['signature'])) {
186 * This contains the XML/Curl functions we'll need to generate the XML request
189 $dpsParams['PxPayUserId'] = $this->_paymentProcessor
['user_name'];
190 $dpsParams['PxPayKey'] = $this->_paymentProcessor
['password'];
191 // Build a valid XML string to pass to DPS
192 $generateRequest = CRM_Core_Payment_PaymentExpressUtils
::_valueXml($dpsParams);
194 $generateRequest = CRM_Core_Payment_PaymentExpressUtils
::_valueXml('GenerateRequest', $generateRequest);
195 // Get the special validated URL back from DPS by sending them the XML we've generated
196 $curl = CRM_Core_Payment_PaymentExpressUtils
::_initCURL($generateRequest, $this->_paymentProcessor
['url_site']);
199 if ($response = curl_exec($curl)) {
201 $valid = CRM_Core_Payment_PaymentExpressUtils
::_xmlAttribute($response, 'valid');
203 // the request was validated, so we'll get the URL and redirect to it
204 $uri = CRM_Core_Payment_PaymentExpressUtils
::_xmlElement($response, 'URI');
205 CRM_Utils_System
::redirect($uri);
208 // redisplay confirmation page
209 CRM_Utils_System
::redirect($cancelURL);
213 // calling DPS failed
214 CRM_Core_Error
::fatal(ts('Unable to establish connection to the payment gateway.'));
218 $processortype = "pxaccess";
219 require_once 'PaymentExpress/pxaccess.inc.php';
221 $PxAccess_Url = $this->_paymentProcessor
['url_site'];
223 $PxAccess_Userid = $this->_paymentProcessor
['user_name'];
224 // Your DES Key from DPS
225 $PxAccess_Key = $this->_paymentProcessor
['password'];
226 // Your MAC key from DPS
227 $Mac_Key = $this->_paymentProcessor
['signature'];
229 $pxaccess = new PxAccess($PxAccess_Url, $PxAccess_Userid, $PxAccess_Key, $Mac_Key);
230 $request = new PxPayRequest();
231 $request->setAmountInput($dpsParams['AmountInput']);
232 $request->setTxnData1($dpsParams['TxnData1']);
233 $request->setTxnData2($dpsParams['TxnData2']);
234 $request->setTxnData3($dpsParams['TxnData3']);
235 $request->setTxnType($dpsParams['TxnType']);
236 $request->setInputCurrency($dpsParams['InputCurrency']);
237 $request->setMerchantReference($dpsParams['MerchantReference']);
238 $request->setUrlFail($dpsParams['UrlFail']);
239 $request->setUrlSuccess($dpsParams['UrlSuccess']);
240 $request_string = $pxaccess->makeRequest($request);
241 CRM_Utils_System
::redirect($request_string);