| 1 |
<?php |
| 2 |
if ( ! defined( 'ABSPATH' ) ) { |
| 3 |
die( 'You are not allowed to call this page directly.' ); |
| 4 |
} |
| 5 |
|
| 6 |
class FrmStrpLiteEventsController { |
| 7 |
|
| 8 |
/** |
| 9 |
* @var string |
| 10 |
*/ |
| 11 |
public static $events_to_skip_option_name = 'frm_strp_events_to_skip'; |
| 12 |
|
| 13 |
private $event; |
| 14 |
private $invoice; |
| 15 |
private $charge; |
| 16 |
private $status; |
| 17 |
|
| 18 |
/** |
| 19 |
* @return void |
| 20 |
*/ |
| 21 |
private function set_payment_status() { |
| 22 |
if ( $this->status === 'refunded' ) { |
| 23 |
$this->charge = $this->invoice->id; |
| 24 |
} |
| 25 |
|
| 26 |
$frm_payment = new FrmTransLitePayment(); |
| 27 |
$payment = false; |
| 28 |
|
| 29 |
if ( $this->charge ) { |
| 30 |
$payment = $frm_payment->get_one_by( $this->charge, 'receipt_id' ); |
| 31 |
} |
| 32 |
|
| 33 |
if ( ! $payment && $this->status === 'refunded' ) { |
| 34 |
// If the refunded payment doesn't exist, stop here. |
| 35 |
FrmTransLiteLog::log_message( 'Stripe Webhook Message', 'No action taken. The refunded payment does not exist' ); |
| 36 |
echo json_encode( |
| 37 |
array( |
| 38 |
'response' => 'no payment exists', |
| 39 |
'success' => false, |
| 40 |
) |
| 41 |
); |
| 42 |
return; |
| 43 |
} |
| 44 |
|
| 45 |
$run_triggers = false; |
| 46 |
|
| 47 |
if ( ! $payment ) { |
| 48 |
$payment = $this->prepare_from_invoice(); |
| 49 |
$run_triggers = true; |
| 50 |
} elseif ( $payment->status !== $this->status ) { |
| 51 |
if ( $this->should_skip_status_update_for_first_recurring_payment( $payment ) ) { |
| 52 |
return; |
| 53 |
} |
| 54 |
|
| 55 |
$payment_values = (array) $payment; |
| 56 |
$is_partial_refund = $this->is_partial_refund(); |
| 57 |
|
| 58 |
if ( $is_partial_refund ) { |
| 59 |
$this->set_partial_refund( $payment_values ); |
| 60 |
$amount_refunded = number_format( $this->invoice->amount_refunded / 100, 2 ); |
| 61 |
// translators: %s: The amount of money that was refunded. |
| 62 |
$note = sprintf( __( 'Payment partially refunded %s', 'formidable' ), $amount_refunded ); |
| 63 |
} else { |
| 64 |
$payment_values['status'] = $this->status; |
| 65 |
$payment->status = $this->status; |
| 66 |
// translators: %s: The status of the payment. |
| 67 |
$note = sprintf( __( 'Payment %s', 'formidable' ), $payment_values['status'] ); |
| 68 |
} |
| 69 |
|
| 70 |
FrmTransLiteAppHelper::add_note_to_payment( $payment_values, $note ); |
| 71 |
|
| 72 |
$u = $frm_payment->update( $payment->id, $payment_values ); |
| 73 |
|
| 74 |
echo json_encode( |
| 75 |
array( |
| 76 |
'response' => 'Payment ' . $payment->id . ' was updated', |
| 77 |
'success' => true, |
| 78 |
) |
| 79 |
); |
| 80 |
if ( ! $is_partial_refund ) { |
| 81 |
$run_triggers = true; |
| 82 |
} |
| 83 |
} |
| 84 |
|
| 85 |
if ( $run_triggers && $payment && $payment->action_id ) { |
| 86 |
FrmTransLiteActionsController::trigger_payment_status_change( |
| 87 |
array( |
| 88 |
'status' => $this->status, |
| 89 |
'payment' => $payment, |
| 90 |
) |
| 91 |
); |
| 92 |
} |
| 93 |
} |
| 94 |
|
| 95 |
/** |
| 96 |
* Skip updating the payment object for the first recurring payment. |
| 97 |
* This is to prevent double notifications because the first recurring payment creates an invoice and that invoice triggers the payment events. |
| 98 |
* |
| 99 |
* @since 6.5, introduced in v2.07 of the Stripe add on. |
| 100 |
* |
| 101 |
* @param stdClass $payment |
| 102 |
* @return bool |
| 103 |
*/ |
| 104 |
private function should_skip_status_update_for_first_recurring_payment( $payment ) { |
| 105 |
if ( ! in_array( $this->event->type, array( 'payment_intent.succeeded', 'payment_intent.payment_failed' ), true ) ) { |
| 106 |
return false; |
| 107 |
} |
| 108 |
|
| 109 |
if ( empty( $payment->sub_id ) ) { |
| 110 |
// Only skip for subscriptions. This is because subscription events create an invoice, and the status change events trigger for the invoice as well. |
| 111 |
return false; |
| 112 |
} |
| 113 |
|
| 114 |
return $this->is_first_payment( $payment ); |
| 115 |
} |
| 116 |
|
| 117 |
/** |
| 118 |
* Tell Stripe Connect API that the request came through by flushing early before processing. |
| 119 |
* Flushing early allows the API to end the request earlier. |
| 120 |
* |
| 121 |
* @since 6.5, introduced in v2.07 of the Stripe add on. |
| 122 |
* |
| 123 |
* @return void |
| 124 |
*/ |
| 125 |
private function flush_response() { |
| 126 |
ob_start(); |
| 127 |
|
| 128 |
// Get the size of the output. |
| 129 |
$size = ob_get_length(); |
| 130 |
|
| 131 |
// Disable compression (in case content length is compressed). |
| 132 |
header( 'Content-Encoding: none' ); |
| 133 |
|
| 134 |
// Set the content length of the response. |
| 135 |
header( 'Content-Length: ' . $size ); |
| 136 |
|
| 137 |
// Close the connection. |
| 138 |
header( 'Connection: close' ); |
| 139 |
|
| 140 |
// Flush all output. |
| 141 |
ob_end_flush(); |
| 142 |
@ob_flush(); |
| 143 |
flush(); |
| 144 |
} |
| 145 |
|
| 146 |
/** |
| 147 |
* When a customer is deleted in Stripe, remove the link to a user. |
| 148 |
* |
| 149 |
* @since 6.5, introduced in v2.01 of the Stripe add on. |
| 150 |
* @return void |
| 151 |
*/ |
| 152 |
private function reset_customer() { |
| 153 |
global $wpdb; |
| 154 |
$customer_id = $this->invoice->id; |
| 155 |
if ( empty( $customer_id ) ) { |
| 156 |
return; |
| 157 |
} |
| 158 |
$wpdb->query( |
| 159 |
$wpdb->prepare( |
| 160 |
"DELETE FROM $wpdb->usermeta WHERE meta_value = %s AND meta_key LIKE %s", |
| 161 |
$customer_id, |
| 162 |
'_frmstrp_customer_id%' |
| 163 |
) |
| 164 |
); |
| 165 |
} |
| 166 |
|
| 167 |
/** |
| 168 |
* @return void |
| 169 |
*/ |
| 170 |
private function maybe_subscription_canceled() { |
| 171 |
if ( $this->invoice->cancel_at_period_end == true ) { |
| 172 |
$this->subscription_canceled( 'future_cancel' ); |
| 173 |
} |
| 174 |
} |
| 175 |
|
| 176 |
/** |
| 177 |
* @param string $status |
| 178 |
* @return bool |
| 179 |
*/ |
| 180 |
private function subscription_canceled( $status = 'canceled' ) { |
| 181 |
$sub = $this->get_subscription( $this->invoice->id ); |
| 182 |
if ( ! $sub ) { |
| 183 |
return false; |
| 184 |
} |
| 185 |
|
| 186 |
if ( $sub->status === $status ) { |
| 187 |
FrmTransLiteLog::log_message( 'Stripe Webhook Message', 'No action taken since the subscription is already canceled.' ); |
| 188 |
echo json_encode( |
| 189 |
array( |
| 190 |
'response' => 'Already canceled', |
| 191 |
'success' => true, |
| 192 |
) |
| 193 |
); |
| 194 |
return false; |
| 195 |
} |
| 196 |
|
| 197 |
FrmTransLiteSubscriptionsController::change_subscription_status( |
| 198 |
array( |
| 199 |
'status' => $status, |
| 200 |
'sub' => $sub, |
| 201 |
) |
| 202 |
); |
| 203 |
return true; |
| 204 |
} |
| 205 |
|
| 206 |
private function prepare_from_invoice() { |
| 207 |
if ( empty( $this->invoice->subscription ) ) { |
| 208 |
// This isn't a subscription. |
| 209 |
FrmTransLiteLog::log_message( 'Stripe Webhook Message', 'No action taken since this is not a subscription.' ); |
| 210 |
echo json_encode( |
| 211 |
array( |
| 212 |
'response' => 'Invoice missing', |
| 213 |
'success' => false, |
| 214 |
) |
| 215 |
); |
| 216 |
return false; |
| 217 |
} |
| 218 |
|
| 219 |
$sub = $this->get_subscription( $this->invoice->subscription ); |
| 220 |
if ( ! $sub ) { |
| 221 |
return false; |
| 222 |
} |
| 223 |
|
| 224 |
$payment = $this->get_payment_for_sub( $sub->id ); |
| 225 |
$payment_values = (array) $payment; |
| 226 |
$this->set_payment_values( $payment_values ); |
| 227 |
|
| 228 |
$frm_payment = new FrmTransLitePayment(); |
| 229 |
|
| 230 |
if ( $this->is_first_payment( $payment ) ) { |
| 231 |
// The first payment for the subscription needs to be updated with the receipt id. |
| 232 |
$frm_payment->update( $payment->id, $payment_values ); |
| 233 |
$payment_id = $payment->id; |
| 234 |
} else { |
| 235 |
// If this isn't the first, create a new payment. |
| 236 |
$payment_id = $frm_payment->create( $payment_values ); |
| 237 |
} |
| 238 |
|
| 239 |
$this->update_next_bill_date( $sub, $payment_values ); |
| 240 |
|
| 241 |
$payment = $frm_payment->get_one( $payment_id ); |
| 242 |
return $payment; |
| 243 |
} |
| 244 |
|
| 245 |
/** |
| 246 |
* @since 6.5, introduced in v2.07 of the Stripe add on. |
| 247 |
* |
| 248 |
* @param stdClass $payment |
| 249 |
* @return bool |
| 250 |
*/ |
| 251 |
private function is_first_payment( $payment ) { |
| 252 |
return ! $payment->receipt_id || 0 === strpos( $payment->receipt_id, 'pi_' ); |
| 253 |
} |
| 254 |
|
| 255 |
private function get_subscription( $sub_id ) { |
| 256 |
$frm_sub = new FrmTransLiteSubscription(); |
| 257 |
$sub = $frm_sub->get_one_by( $sub_id, 'sub_id' ); |
| 258 |
if ( ! $sub ) { |
| 259 |
// If this isn't an existing subscription, it must be a charge for another site/plugin |
| 260 |
FrmTransLiteLog::log_message( 'Stripe Webhook Message', 'No action taken since there is not a matching subscription for ' . $sub_id ); |
| 261 |
echo json_encode( |
| 262 |
array( |
| 263 |
'response' => 'Invoice missing', |
| 264 |
'success' => false, |
| 265 |
) |
| 266 |
); |
| 267 |
} |
| 268 |
|
| 269 |
return $sub; |
| 270 |
} |
| 271 |
|
| 272 |
private function get_payment_for_sub( $sub_id ) { |
| 273 |
$frm_payment = new FrmTransLitePayment(); |
| 274 |
return $frm_payment->get_one_by( $sub_id, 'sub_id' ); |
| 275 |
} |
| 276 |
|
| 277 |
/** |
| 278 |
* @param array $payment_values |
| 279 |
* @return void |
| 280 |
*/ |
| 281 |
private function set_payment_values( &$payment_values ) { |
| 282 |
$payment_values['begin_date'] = gmdate( 'Y-m-d' ); |
| 283 |
$payment_values['expire_date'] = '0000-00-00'; |
| 284 |
|
| 285 |
foreach ( $this->invoice->lines->data as $line ) { |
| 286 |
$payment_values['amount'] = number_format( ( $line->amount / 100 ), 2, '.', '' ); |
| 287 |
$payment_values['begin_date'] = gmdate( 'Y-m-d', $line->period->start ); |
| 288 |
$payment_values['expire_date'] = gmdate( 'Y-m-d', $line->period->end ); |
| 289 |
} |
| 290 |
|
| 291 |
$payment_values['receipt_id'] = $this->charge ? $this->charge : __( 'None', 'formidable' ); |
| 292 |
$payment_values['status'] = $this->status; |
| 293 |
$payment_values['meta_value'] = array(); |
| 294 |
$payment_values['created_at'] = current_time( 'mysql', 1 ); |
| 295 |
|
| 296 |
FrmTransLiteAppHelper::add_note_to_payment( $payment_values ); |
| 297 |
} |
| 298 |
|
| 299 |
/** |
| 300 |
* @param object $sub |
| 301 |
* @param array $payment |
| 302 |
* @return void |
| 303 |
*/ |
| 304 |
private function update_next_bill_date( $sub, $payment ) { |
| 305 |
$frm_sub = new FrmTransLiteSubscription(); |
| 306 |
if ( $payment['status'] === 'complete' ) { |
| 307 |
$frm_sub->update( $sub->id, array( 'next_bill_date' => $payment['expire_date'] ) ); |
| 308 |
} elseif ( $payment['status'] === 'refunded' ) { |
| 309 |
$frm_sub->update( $sub->id, array( 'next_bill_date' => $payment['begin_date'] ) ); |
| 310 |
} |
| 311 |
} |
| 312 |
|
| 313 |
/** |
| 314 |
* @return bool |
| 315 |
*/ |
| 316 |
private function is_partial_refund() { |
| 317 |
$partial = false; |
| 318 |
if ( $this->status === 'refunded' ) { |
| 319 |
$amount = $this->invoice->amount; |
| 320 |
$amount_refunded = $this->invoice->amount_refunded; |
| 321 |
$partial = $amount != $amount_refunded; |
| 322 |
} |
| 323 |
return $partial; |
| 324 |
} |
| 325 |
|
| 326 |
/** |
| 327 |
* @param array $payment_values |
| 328 |
* @return void |
| 329 |
*/ |
| 330 |
private function set_partial_refund( &$payment_values ) { |
| 331 |
$payment_values['amount'] = $this->invoice->amount - $this->invoice->amount_refunded; |
| 332 |
$payment_values['amount'] = number_format( $payment_values['amount'] / 100, 2 ); |
| 333 |
} |
| 334 |
|
| 335 |
/** |
| 336 |
* @return void |
| 337 |
*/ |
| 338 |
public function process_connect_events() { |
| 339 |
$this->flush_response(); |
| 340 |
|
| 341 |
$unprocessed_event_ids = FrmStrpLiteConnectHelper::get_unprocessed_event_ids(); |
| 342 |
if ( $unprocessed_event_ids ) { |
| 343 |
$this->process_event_ids( $unprocessed_event_ids ); |
| 344 |
} |
| 345 |
wp_send_json_success(); |
| 346 |
} |
| 347 |
|
| 348 |
/** |
| 349 |
* @since 6.5, introduced in v2.07 of the Stripe add on. |
| 350 |
* |
| 351 |
* @param array<string> $event_ids |
| 352 |
* @return void |
| 353 |
*/ |
| 354 |
private function process_event_ids( $event_ids ) { |
| 355 |
foreach ( $event_ids as $event_id ) { |
| 356 |
if ( $this->should_skip_event( $event_id ) ) { |
| 357 |
continue; |
| 358 |
} |
| 359 |
|
| 360 |
set_transient( 'frm_last_process_' . $event_id, time(), 60 ); |
| 361 |
|
| 362 |
$this->event = FrmStrpLiteConnectHelper::get_event( $event_id ); |
| 363 |
if ( is_object( $this->event ) ) { |
| 364 |
$this->handle_event(); |
| 365 |
$this->track_handled_event( $event_id ); |
| 366 |
FrmStrpLiteConnectHelper::process_event( $event_id ); |
| 367 |
} else { |
| 368 |
$this->count_failed_event( $event_id ); |
| 369 |
} |
| 370 |
} |
| 371 |
} |
| 372 |
|
| 373 |
/** |
| 374 |
* @since 6.5, introduced in v2.07 of the Stripe add on. |
| 375 |
* |
| 376 |
* @param string $event_id |
| 377 |
* @return bool True if the event should be skipped. |
| 378 |
*/ |
| 379 |
private function should_skip_event( $event_id ) { |
| 380 |
if ( $this->last_attempt_to_process_event_is_too_recent( $event_id ) ) { |
| 381 |
return true; |
| 382 |
} |
| 383 |
|
| 384 |
$option = get_option( self::$events_to_skip_option_name ); |
| 385 |
if ( ! is_array( $option ) ) { |
| 386 |
return false; |
| 387 |
} |
| 388 |
|
| 389 |
return in_array( $event_id, $option, true ); |
| 390 |
} |
| 391 |
|
| 392 |
/** |
| 393 |
* @param string $event_id |
| 394 |
* @return bool |
| 395 |
*/ |
| 396 |
private function last_attempt_to_process_event_is_too_recent( $event_id ) { |
| 397 |
$last_process_attempt = get_transient( 'frm_last_process_' . $event_id ); |
| 398 |
return is_numeric( $last_process_attempt ) && $last_process_attempt > ( time() - 60 ); |
| 399 |
} |
| 400 |
|
| 401 |
/** |
| 402 |
* @since 6.5, introduced in v2.07 of the Stripe add on. |
| 403 |
* |
| 404 |
* @param string $event_id |
| 405 |
* @return void |
| 406 |
*/ |
| 407 |
private function count_failed_event( $event_id ) { |
| 408 |
$transient_name = 'frm_failed_event_' . $event_id; |
| 409 |
$transient = get_transient( $transient_name ); |
| 410 |
if ( is_int( $transient ) ) { |
| 411 |
$failed_count = $transient + 1; |
| 412 |
} else { |
| 413 |
$failed_count = 1; |
| 414 |
} |
| 415 |
|
| 416 |
$maximum_retries = 3; |
| 417 |
if ( $failed_count >= $maximum_retries ) { |
| 418 |
$this->track_handled_event( $event_id ); |
| 419 |
} else { |
| 420 |
set_transient( $transient_name, $failed_count ); |
| 421 |
} |
| 422 |
} |
| 423 |
|
| 424 |
/** |
| 425 |
* Track an event to no longer process. |
| 426 |
* This is called for successful events, and also for failed events after a number of retries. |
| 427 |
* |
| 428 |
* @since 6.5, introduced in v2.07 of the Stripe add on. |
| 429 |
* |
| 430 |
* @param string $event_id |
| 431 |
* @return void |
| 432 |
*/ |
| 433 |
private function track_handled_event( $event_id ) { |
| 434 |
$option = get_option( self::$events_to_skip_option_name ); |
| 435 |
|
| 436 |
if ( is_array( $option ) ) { |
| 437 |
if ( count( $option ) > 1000 ) { |
| 438 |
// Prevent the option from getting too big by removing the front item before adding the next. |
| 439 |
array_shift( $option ); |
| 440 |
} |
| 441 |
} else { |
| 442 |
$option = array(); |
| 443 |
} |
| 444 |
|
| 445 |
$option[] = $event_id; |
| 446 |
update_option( self::$events_to_skip_option_name, $option, false ); |
| 447 |
} |
| 448 |
|
| 449 |
/** |
| 450 |
* @return void |
| 451 |
*/ |
| 452 |
private function handle_event() { |
| 453 |
$this->invoice = $this->event->data->object; |
| 454 |
$this->charge = isset( $this->invoice->charge ) ? $this->invoice->charge : false; |
| 455 |
if ( ! $this->charge && $this->invoice->object === 'payment_intent' ) { |
| 456 |
$this->charge = $this->invoice->id; |
| 457 |
} |
| 458 |
|
| 459 |
$events = array( |
| 460 |
'payment_intent.succeeded' => 'complete', |
| 461 |
'payment_intent.payment_failed' => 'failed', |
| 462 |
'invoice.payment_succeeded' => 'complete', |
| 463 |
'invoice.payment_failed' => 'failed', |
| 464 |
'charge.refunded' => 'refunded', |
| 465 |
); |
| 466 |
|
| 467 |
if ( isset( $events[ $this->event->type ] ) ) { |
| 468 |
$this->status = $events[ $this->event->type ]; |
| 469 |
$this->set_payment_status(); |
| 470 |
} elseif ( $this->event->type === 'customer.deleted' ) { |
| 471 |
$this->reset_customer(); |
| 472 |
} elseif ( $this->event->type === 'customer.subscription.deleted' ) { |
| 473 |
$this->subscription_canceled(); |
| 474 |
} elseif ( $this->event->type === 'customer.subscription.updated' ) { |
| 475 |
$this->maybe_subscription_canceled(); |
| 476 |
} |
| 477 |
} |
| 478 |
} |
| 479 |
|
