3 +--------------------------------------------------------------------+
4 | CiviCRM version 4.7 |
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6 | Copyright CiviCRM LLC (c) 2004-2018 |
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8 | This file is a part of CiviCRM. |
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31 * @copyright CiviCRM LLC (c) 2004-2018
33 class CRM_Core_Payment_PayPalProIPN
extends CRM_Core_Payment_BaseIPN
{
35 static $_paymentProcessor = NULL;
38 * Input parameters from payment processor. Store these so that
39 * the code does not need to keep retrieving from the http request
42 protected $_inputParameters = array();
45 * Store for the variables from the invoice string.
48 protected $_invoiceData = array();
51 * Is this a payment express transaction.
53 protected $_isPaymentExpress = FALSE;
56 * Are we dealing with an event an 'anything else' (contribute)
57 * @var string component
59 protected $_component = 'contribute';
62 * Constructor function.
64 * @param array $inputData
65 * Contents of HTTP REQUEST.
67 * @throws CRM_Core_Exception
69 public function __construct($inputData) {
70 $this->setInputParameters($inputData);
71 $this->setInvoiceData();
72 parent
::__construct();
76 * get the values from the rp_invoice_id string.
79 * E.g. i, values are stored in the string with letter codes.
81 * Throw exception if not found
83 * @throws CRM_Core_Exception
86 public function getValue($name, $abort = TRUE) {
87 if ($abort && empty($this->_invoiceData
[$name])) {
88 throw new CRM_Core_Exception("Failure: Missing Parameter $name");
91 return CRM_Utils_Array
::value($name, $this->_invoiceData
);
96 * Set $this->_invoiceData from the input array
98 public function setInvoiceData() {
99 if (empty($this->_inputParameters
['rp_invoice_id'])) {
100 $this->_isPaymentExpress
= TRUE;
103 $rpInvoiceArray = explode('&', $this->_inputParameters
['rp_invoice_id']);
104 // for clarify let's also store without the single letter unreadable
105 //@todo after more refactoring we might ditch storing the one letter stuff
110 'b' => 'contribution_id',
111 'r' => 'contribution_recur_id',
112 'p' => 'participant_id',
115 foreach ($rpInvoiceArray as $rpInvoiceValue) {
116 $rpValueArray = explode('=', $rpInvoiceValue);
117 $this->_invoiceData
[$rpValueArray[0]] = $rpValueArray[1];
118 $this->_inputParameters
[$mapping[$rpValueArray[0]]] = $rpValueArray[1];
119 // p has been overloaded & could mean contribution page or participant id. Clearly we need an
120 // alphabet with more letters.
121 // the mode will always be resolved before the mystery p is reached
122 if ($rpValueArray[1] == 'contribute') {
123 $mapping['p'] = 'contribution_page_id';
126 if (empty($this->_inputParameters
['component'])) {
127 $this->_isPaymentExpress
= TRUE;
132 * @param string $name
133 * Of variable to return.
134 * @param string $type
138 * @param string $location
143 * @throws CRM_Core_Exception
146 public function retrieve($name, $type, $location = 'POST', $abort = TRUE) {
147 $value = CRM_Utils_Type
::validate(
148 CRM_Utils_Array
::value($name, $this->_inputParameters
),
152 if ($abort && $value === NULL) {
153 throw new CRM_Core_Exception("Could not find an entry for $name in $location");
159 * Process recurring contributions.
160 * @param array $input
162 * @param array $objects
166 public function recur(&$input, &$ids, &$objects, $first) {
167 if (!isset($input['txnType'])) {
168 CRM_Core_Error
::debug_log_message("Could not find txn_type in input request");
169 echo "Failure: Invalid parameters<p>";
173 $recur = &$objects['contributionRecur'];
175 // make sure the invoice ids match
176 // make sure the invoice is valid and matches what we have in
177 // the contribution record
178 if ($recur->invoice_id
!= $input['invoice']) {
179 CRM_Core_Error
::debug_log_message("Invoice values dont match between database and IPN request recur is " . $recur->invoice_id
. " input is " . $input['invoice']);
180 echo "Failure: Invoice values dont match between database and IPN request recur is " . $recur->invoice_id
. " input is " . $input['invoice'];
184 $now = date('YmdHis');
186 // fix dates that already exist
187 $dates = array('create', 'start', 'end', 'cancel', 'modified');
188 foreach ($dates as $date) {
189 $name = "{$date}_date";
191 $recur->$name = CRM_Utils_Date
::isoToMysql($recur->$name);
195 $sendNotification = FALSE;
196 $subscriptionPaymentStatus = NULL;
197 //List of Transaction Type
199 recurring_payment_profile_created RP Profile Created
200 recurring_payment RP Successful Payment
201 recurring_payment_failed RP Failed Payment
202 recurring_payment_profile_cancel RP Profile Cancelled
203 recurring_payment_expired RP Profile Expired
204 recurring_payment_skipped RP Profile Skipped
205 recurring_payment_outstanding_payment RP Successful Outstanding Payment
206 recurring_payment_outstanding_payment_failed RP Failed Outstanding Payment
207 recurring_payment_suspended RP Profile Suspended
208 recurring_payment_suspended_due_to_max_failed_payment RP Profile Suspended due to Max Failed Payment
211 //set transaction type
212 $txnType = $this->retrieve('txn_type', 'String');
213 //Changes for paypal pro recurring payment
214 $contributionStatuses = civicrm_api3('contribution', 'getoptions', array('field' => 'contribution_status_id'));
215 $contributionStatuses = $contributionStatuses['values'];
217 case 'recurring_payment_profile_created':
218 if (in_array($recur->contribution_status_id
, array(
219 array_search('Pending', $contributionStatuses),
220 array_search('In Progress', $contributionStatuses),
222 && !empty($recur->processor_id
)
224 echo "already handled";
227 $recur->create_date
= $now;
228 $recur->contribution_status_id
= 2;
229 $recur->processor_id
= $this->retrieve('recurring_payment_id', 'String');
230 $recur->trxn_id
= $recur->processor_id
;
231 $subscriptionPaymentStatus = CRM_Core_Payment
::RECURRING_PAYMENT_START
;
232 $sendNotification = TRUE;
235 case 'recurring_payment':
237 $recur->start_date
= $now;
240 $input['invoice_id'] = md5(uniqid(rand(), TRUE));
241 $input['original_contribution_id'] = $ids['contribution'];
242 $input['contribution_recur_id'] = $ids['contributionRecur'];
244 if ($input['paymentStatus'] != 'Completed') {
245 throw new CRM_Core_Exception("Ignore all IPN payments that are not completed");
247 // In future moving to create pending & then complete, but this OK for now.
248 // Also consider accepting 'Failed' like other processors.
249 $input['contribution_status_id'] = 1;
251 civicrm_api3('Contribution', 'repeattransaction', $input);
255 //contribution installment is completed
256 if ($this->retrieve('profile_status', 'String') == 'Expired') {
257 if (!empty($recur->end_date
)) {
258 echo "already handled";
261 $recur->contribution_status_id
= 1;
262 $recur->end_date
= $now;
263 $sendNotification = TRUE;
264 $subscriptionPaymentStatus = CRM_Core_Payment
::RECURRING_PAYMENT_END
;
267 // make sure the contribution status is not done
268 // since order of ipn's is unknown
269 if ($recur->contribution_status_id
!= 1) {
270 $recur->contribution_status_id
= 5;
277 if ($sendNotification) {
278 $autoRenewMembership = FALSE;
280 isset($ids['membership']) && $ids['membership']
282 $autoRenewMembership = TRUE;
284 //send recurring Notification email for user
285 CRM_Contribute_BAO_ContributionPage
::recurringNotify($subscriptionPaymentStatus,
287 $ids['contributionPage'],
293 if ($txnType != 'recurring_payment') {
298 //check if this contribution transaction is already processed
299 //if not create a contribution and then get it processed
300 $contribution = new CRM_Contribute_BAO_Contribution();
301 $contribution->trxn_id
= $input['trxn_id'];
302 if ($contribution->trxn_id
&& $contribution->find()) {
303 CRM_Core_Error
::debug_log_message("returning since contribution has already been handled");
304 echo "Success: Contribution has already been handled<p>";
308 $contribution->contact_id
= $recur->contact_id
;
309 $contribution->financial_type_id
= $objects['contributionType']->id
;
310 $contribution->contribution_page_id
= $ids['contributionPage'];
311 $contribution->contribution_recur_id
= $ids['contributionRecur'];
312 $contribution->currency
= $objects['contribution']->currency
;
313 $contribution->payment_instrument_id
= $objects['contribution']->payment_instrument_id
;
314 $contribution->amount_level
= $objects['contribution']->amount_level
;
315 $contribution->campaign_id
= $objects['contribution']->campaign_id
;
316 $objects['contribution'] = &$contribution;
317 $contribution->invoice_id
= md5(uniqid(rand(), TRUE));
319 // CRM-13737 - am not aware of any reason why payment_date would not be set - this if is a belt & braces
320 $objects['contribution']->receive_date
= !empty($input['payment_date']) ?
date('YmdHis', strtotime($input['payment_date'])) : $now;
322 $this->single($input, $ids, $objects,
336 public function single(&$input, &$ids, &$objects, $recur = FALSE, $first = FALSE) {
337 $contribution = &$objects['contribution'];
339 // make sure the invoice is valid and matches what we have in the contribution record
340 if ((!$recur) ||
($recur && $first)) {
341 if ($contribution->invoice_id
!= $input['invoice']) {
342 CRM_Core_Error
::debug_log_message("Invoice values dont match between database and IPN request");
343 echo "Failure: Invoice values dont match between database and IPN request<p>contribution is" . $contribution->invoice_id
. " and input is " . $input['invoice'];
348 $contribution->invoice_id
= md5(uniqid(rand(), TRUE));
352 if ($contribution->total_amount
!= $input['amount']) {
353 CRM_Core_Error
::debug_log_message("Amount values dont match between database and IPN request");
354 echo "Failure: Amount values dont match between database and IPN request<p>";
359 $contribution->total_amount
= $input['amount'];
362 $transaction = new CRM_Core_Transaction();
364 $status = $input['paymentStatus'];
365 if ($status == 'Denied' ||
$status == 'Failed' ||
$status == 'Voided') {
366 return $this->failed($objects, $transaction);
368 elseif ($status == 'Pending') {
369 return $this->pending($objects, $transaction);
371 elseif ($status == 'Refunded' ||
$status == 'Reversed') {
372 return $this->cancelled($objects, $transaction);
374 elseif ($status != 'Completed') {
375 return $this->unhandled($objects, $transaction);
378 // check if contribution is already completed, if so we ignore this ipn
379 if ($contribution->contribution_status_id
== 1) {
380 $transaction->commit();
381 CRM_Core_Error
::debug_log_message("returning since contribution has already been handled");
382 echo "Success: Contribution has already been handled<p>";
386 $this->completeTransaction($input, $ids, $objects, $transaction, $recur);
390 * Gets PaymentProcessorID for PayPal
394 public function getPayPalPaymentProcessorID() {
395 // This is an unreliable method as there could be more than one instance.
396 // Recommended approach is to use the civicrm/payment/ipn/xx url where xx is the payment
397 // processor id & the handleNotification function (which should call the completetransaction api & by-pass this
398 // entirely). The only thing the IPN class should really do is extract data from the request, validate it
399 // & call completetransaction or call fail? (which may not exist yet).
400 $paymentProcessorTypeID = CRM_Core_DAO
::getFieldValue('CRM_Financial_DAO_PaymentProcessorType',
401 'PayPal', 'id', 'name'
403 return (int) civicrm_api3('PaymentProcessor', 'getvalue', array(
405 'options' => array('limit' => 1),
406 'payment_processor_type_id' => $paymentProcessorTypeID,
413 * This is the main function to call. It should be sufficient to instantiate the class
414 * (with the input parameters) & call this & all will be done
416 * @todo the references to POST throughout this class need to be removed
419 public function main() {
420 CRM_Core_Error
::debug_var('GET', $_GET, TRUE, TRUE);
421 CRM_Core_Error
::debug_var('POST', $_POST, TRUE, TRUE);
422 if ($this->_isPaymentExpress
) {
423 $this->handlePaymentExpress();
426 $objects = $ids = $input = array();
427 $this->_component
= $input['component'] = self
::getValue('m');
428 $input['invoice'] = self
::getValue('i', TRUE);
429 // get the contribution and contact ids from the GET params
430 $ids['contact'] = self
::getValue('c', TRUE);
431 $ids['contribution'] = self
::getValue('b', TRUE);
433 $this->getInput($input, $ids);
435 if ($this->_component
== 'event') {
436 $ids['event'] = self
::getValue('e', TRUE);
437 $ids['participant'] = self
::getValue('p', TRUE);
438 $ids['contributionRecur'] = self
::getValue('r', FALSE);
441 // get the optional ids
442 //@ how can this not be broken retrieving from GET as we are dealing with a POST request?
443 // copy & paste? Note the retrieve function now uses data from _REQUEST so this will be included
444 $ids['membership'] = self
::retrieve('membershipID', 'Integer', 'GET', FALSE);
445 $ids['contributionRecur'] = self
::getValue('r', FALSE);
446 $ids['contributionPage'] = self
::getValue('p', FALSE);
447 $ids['related_contact'] = self
::retrieve('relatedContactID', 'Integer', 'GET', FALSE);
448 $ids['onbehalf_dupe_alert'] = self
::retrieve('onBehalfDupeAlert', 'Integer', 'GET', FALSE);
451 if (!$ids['membership'] && $ids['contributionRecur']) {
454 FROM civicrm_membership m
455 INNER JOIN civicrm_membership_payment mp ON m.id = mp.membership_id AND mp.contribution_id = %1
456 WHERE m.contribution_recur_id = %2
459 1 => array($ids['contribution'], 'Integer'),
460 2 => array($ids['contributionRecur'], 'Integer'),
462 if ($membershipId = CRM_Core_DAO
::singleValueQuery($sql, $sqlParams)) {
463 $ids['membership'] = $membershipId;
467 // This is an unreliable method as there could be more than one instance.
468 // Recommended approach is to use the civicrm/payment/ipn/xx url where xx is the payment
469 // processor id & the handleNotification function (which should call the completetransaction api & by-pass this
470 // entirely). The only thing the IPN class should really do is extract data from the request, validate it
471 // & call completetransaction or call fail? (which may not exist yet).
473 $paymentProcessorID = self
::getPayPalPaymentProcessorID();
475 if (!$this->validateData($input, $ids, $objects, TRUE, $paymentProcessorID)) {
479 self
::$_paymentProcessor = &$objects['paymentProcessor'];
480 //?? how on earth would we not have component be one of these?
481 // they are the only valid settings & this IPN file can't even be called without one of them
482 // grepping for this class doesn't find other paths to call this class
483 if ($this->_component
== 'contribute' ||
$this->_component
== 'event') {
484 if ($ids['contributionRecur']) {
485 // check if first contribution is completed, else complete first contribution
487 if ($objects['contribution']->contribution_status_id
== 1) {
490 return $this->recur($input, $ids, $objects, $first);
493 return $this->single($input, $ids, $objects, FALSE, FALSE);
497 return $this->single($input, $ids, $objects, FALSE, FALSE);
506 * @throws CRM_Core_Exception
508 public function getInput(&$input, &$ids) {
510 if (!$this->getBillingID($ids)) {
514 $input['txnType'] = self
::retrieve('txn_type', 'String', 'POST', FALSE);
515 $input['paymentStatus'] = self
::retrieve('payment_status', 'String', 'POST', FALSE);
517 $input['amount'] = self
::retrieve('mc_gross', 'Money', 'POST', FALSE);
518 $input['reasonCode'] = self
::retrieve('ReasonCode', 'String', 'POST', FALSE);
520 $billingID = $ids['billing'];
522 "first_name" => 'first_name',
523 "last_name" => 'last_name',
524 "street_address-{$billingID}" => 'address_street',
525 "city-{$billingID}" => 'address_city',
526 "state-{$billingID}" => 'address_state',
527 "postal_code-{$billingID}" => 'address_zip',
528 "country-{$billingID}" => 'address_country_code',
530 foreach ($lookup as $name => $paypalName) {
531 $value = self
::retrieve($paypalName, 'String', 'POST', FALSE);
532 $input[$name] = $value ?
$value : NULL;
535 $input['is_test'] = self
::retrieve('test_ipn', 'Integer', 'POST', FALSE);
536 $input['fee_amount'] = self
::retrieve('mc_fee', 'Money', 'POST', FALSE);
537 $input['net_amount'] = self
::retrieve('settle_amount', 'Money', 'POST', FALSE);
538 $input['trxn_id'] = self
::retrieve('txn_id', 'String', 'POST', FALSE);
539 $input['payment_date'] = $input['receive_date'] = self
::retrieve('payment_date', 'String', 'POST', FALSE);
540 $input['total_amount'] = $input['amount'];
544 * Handle payment express IPNs.
545 * For one off IPNS no actual response is required
546 * Recurring is more difficult as we have limited confirmation material
547 * lets look up invoice id in recur_contribution & rely on the unique transaction id to ensure no
549 * this may not be acceptable to all sites - e.g. if they are shipping or delivering something in return
550 * then the quasi security of the ids array might be required - although better to
551 * http://stackoverflow.com/questions/4848227/validate-that-ipn-call-is-from-paypal
552 * but let's assume knowledge on invoice id & schedule is enough for now esp for donations
553 * only contribute is handled
555 public function handlePaymentExpress() {
556 //@todo - loads of copy & paste / code duplication but as this not going into core need to try to
558 // also note that a lot of the complexity above could be removed if we used
559 // http://stackoverflow.com/questions/4848227/validate-that-ipn-call-is-from-paypal
560 // as membership id etc can be derived by the load objects fn
561 $objects = $ids = $input = array();
563 $input['txnType'] = $this->retrieve('txn_type', 'String');
564 if ($input['txnType'] != 'recurring_payment') {
565 throw new CRM_Core_Exception('Paypal IPNS not handled other than recurring_payments');
567 $input['invoice'] = self
::getValue('i', FALSE);
568 $this->getInput($input, $ids);
569 if ($this->transactionExists($input['trxn_id'])) {
570 throw new CRM_Core_Exception('This transaction has already been processed');
573 $contributionRecur = civicrm_api3('contribution_recur', 'getsingle', array(
574 'return' => 'contact_id, id',
575 'invoice_id' => $input['invoice'],
577 $ids['contact'] = $contributionRecur['contact_id'];
578 $ids['contributionRecur'] = $contributionRecur['id'];
579 $result = civicrm_api3('contribution', 'getsingle', array('invoice_id' => $input['invoice']));
581 $ids['contribution'] = $result['id'];
582 //@todo hard - coding 'pending' for now
583 if ($result['contribution_status_id'] == 2) {
586 // arg api won't get this - fix it
587 $ids['contributionPage'] = CRM_Core_DAO
::singleValueQuery("SELECT contribution_page_id FROM civicrm_contribution WHERE invoice_id = %1", array(
589 $ids['contribution'],
593 // only handle component at this stage - not terribly sure how a recurring event payment would arise
594 // & suspec main function may be a victom of copy & paste
595 // membership would be an easy add - but not relevant to my customer...
596 $this->_component
= $input['component'] = 'contribute';
597 $input['trxn_date'] = date('Y-m-d-H-i-s', strtotime(self
::retrieve('time_created', 'String')));
598 $paymentProcessorID = self
::getPayPalPaymentProcessorID();
600 if (!$this->validateData($input, $ids, $objects, TRUE, $paymentProcessorID)) {
601 throw new CRM_Core_Exception('Data did not validate');
603 return $this->recur($input, $ids, $objects, $isFirst);
607 * Function check if transaction already exists.
608 * @param string $trxn_id
611 public function transactionExists($trxn_id) {
612 if (CRM_Core_DAO
::singleValueQuery("SELECT count(*) FROM civicrm_contribution WHERE trxn_id = %1",
614 1 => array($trxn_id, 'String'),