Banners
2 years ago
DataTransferObjects
1 year ago
Exceptions
3 years ago
Migrations
2 years ago
Models
9 months ago
PayPalCheckoutSdk
1 year ago
Repositories
1 year ago
Webhooks
2 years ago
AccountAdminNotices.php
4 years ago
AdminSettingFields.php
7 months ago
AdvancedCardFields.php
4 years ago
AjaxRequestHandler.php
3 months ago
DonationDetailsPage.php
4 years ago
DonationFormPaymentMethod.php
2 years ago
PayPalClient.php
2 years ago
PayPalCommerce.php
10 months ago
RefreshToken.php
2 years ago
RefundPaymentHandler.php
4 years ago
ScriptLoader.php
1 year ago
Utils.php
2 years ago
onBoardingRedirectHandler.php
7 months ago
AjaxRequestHandler.php
522 lines
| 1 | <?php |
| 2 | |
| 3 | namespace Give\PaymentGateways\PayPalCommerce; |
| 4 | |
| 5 | use Give\PaymentGateways\PayPalCommerce\Models\MerchantDetail; |
| 6 | use Give\PaymentGateways\PayPalCommerce\PayPalCheckoutSdk\ProcessorResponseError; |
| 7 | use Give\PaymentGateways\PayPalCommerce\Repositories\MerchantDetails; |
| 8 | use Give\PaymentGateways\PayPalCommerce\Repositories\PayPalAuth; |
| 9 | use Give\PaymentGateways\PayPalCommerce\Repositories\PayPalOrder; |
| 10 | use Give\PaymentGateways\PayPalCommerce\Repositories\Settings; |
| 11 | use Give\PaymentGateways\PayPalCommerce\Repositories\Webhooks; |
| 12 | use Give\Helpers\Form\Utils as FormUtils; |
| 13 | |
| 14 | /** |
| 15 | * Class AjaxRequestHandler |
| 16 | * @package Give\PaymentGateways\PaypalCommerce |
| 17 | * |
| 18 | * @sicne 2.9.0 |
| 19 | */ |
| 20 | class AjaxRequestHandler |
| 21 | { |
| 22 | /** |
| 23 | * @since 2.9.0 |
| 24 | * |
| 25 | * @var Webhooks |
| 26 | */ |
| 27 | private $webhooksRepository; |
| 28 | |
| 29 | /** |
| 30 | * @since 2.9.0 |
| 31 | * |
| 32 | * @var MerchantDetail |
| 33 | */ |
| 34 | private $merchantDetails; |
| 35 | |
| 36 | /** |
| 37 | * @since 2.9.0 |
| 38 | * |
| 39 | * @var PayPalAuth |
| 40 | */ |
| 41 | private $payPalAuth; |
| 42 | |
| 43 | /** |
| 44 | * @since 2.9.0 |
| 45 | * |
| 46 | * @var MerchantDetails |
| 47 | */ |
| 48 | private $merchantRepository; |
| 49 | |
| 50 | /** |
| 51 | * @since 2.9.0 |
| 52 | * |
| 53 | * @var RefreshToken |
| 54 | */ |
| 55 | private $refreshToken; |
| 56 | |
| 57 | /** |
| 58 | * @since 2.9.0 |
| 59 | * |
| 60 | * @var Settings |
| 61 | */ |
| 62 | private $settings; |
| 63 | |
| 64 | /** |
| 65 | * AjaxRequestHandler constructor. |
| 66 | * |
| 67 | * @since 2.9.0 |
| 68 | * |
| 69 | * @param Webhooks $webhooksRepository |
| 70 | * @param MerchantDetail $merchantDetails |
| 71 | * @param MerchantDetails $merchantRepository |
| 72 | * @param RefreshToken $refreshToken |
| 73 | * @param Settings $settings |
| 74 | * @param PayPalAuth $payPalAuth |
| 75 | */ |
| 76 | public function __construct( |
| 77 | Webhooks $webhooksRepository, |
| 78 | MerchantDetail $merchantDetails, |
| 79 | MerchantDetails $merchantRepository, |
| 80 | RefreshToken $refreshToken, |
| 81 | Settings $settings, |
| 82 | PayPalAuth $payPalAuth |
| 83 | ) { |
| 84 | $this->webhooksRepository = $webhooksRepository; |
| 85 | $this->merchantDetails = $merchantDetails; |
| 86 | $this->merchantRepository = $merchantRepository; |
| 87 | $this->refreshToken = $refreshToken; |
| 88 | $this->settings = $settings; |
| 89 | $this->payPalAuth = $payPalAuth; |
| 90 | } |
| 91 | |
| 92 | /** |
| 93 | * give_paypal_commerce_user_onboarded ajax action handler |
| 94 | * |
| 95 | * @since 2.32.0 Return error response on exception when fetch access token from authorization code. |
| 96 | * @since 2.9.0 |
| 97 | */ |
| 98 | public function onBoardedUserAjaxRequestHandler() |
| 99 | { |
| 100 | $this->validateAdminRequest(); |
| 101 | |
| 102 | if (empty($_GET['mode']) || ! in_array($_GET['mode'], ['sandbox', 'live'])) { |
| 103 | wp_send_json_error('Must include valid mode'); |
| 104 | } |
| 105 | |
| 106 | $mode = sanitize_text_field(wp_unslash($_GET['mode'])); |
| 107 | |
| 108 | // Set PayPal client mode. |
| 109 | give(PayPalClient::class)->setMode($mode); |
| 110 | |
| 111 | $partnerLinkInfo = $this->settings->getPartnerLinkDetails(); |
| 112 | |
| 113 | try { |
| 114 | $payPalResponse = $this->payPalAuth->getTokenFromAuthorizationCode( |
| 115 | give_clean($_GET['authCode']), |
| 116 | give_clean($_GET['sharedId']), |
| 117 | $partnerLinkInfo['nonce'] |
| 118 | ); |
| 119 | } catch (\Exception $exception) { |
| 120 | wp_send_json_error(); |
| 121 | } |
| 122 | |
| 123 | $this->settings->updateAccessToken($payPalResponse); |
| 124 | |
| 125 | // Set cron job to refresh token. |
| 126 | $refreshToken = give(RefreshToken::class); |
| 127 | $refreshToken->setMode($mode); |
| 128 | $refreshToken->registerCronJobToRefreshToken($payPalResponse['expiresIn']); |
| 129 | |
| 130 | wp_send_json_success(); |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * This function handle ajax request with give_paypal_commerce_get_partner_url action. |
| 135 | * |
| 136 | * @since 3.0.0 Add support for accountType. This param is required to get partner link. |
| 137 | * @since 2.30.0 Add support for mode param. |
| 138 | * @since 2.9.0 |
| 139 | */ |
| 140 | public function onGetPartnerUrlAjaxRequestHandler() |
| 141 | { |
| 142 | $this->validateAdminRequest(); |
| 143 | |
| 144 | if (empty($accountType = $_GET['accountType']) || ! in_array($accountType, ScriptLoader::$accountTypes, true)) { |
| 145 | wp_send_json_error('Must include valid account type'); |
| 146 | } |
| 147 | |
| 148 | if (empty($country = $_GET['countryCode']) || ! isset(give_get_country_list()[$country])) { |
| 149 | wp_send_json_error('Must include valid 2-character country code'); |
| 150 | } |
| 151 | |
| 152 | if (empty($_GET['mode']) || ! in_array($_GET['mode'], ['sandbox', 'live'])) { |
| 153 | wp_send_json_error('Must include valid mode'); |
| 154 | } |
| 155 | |
| 156 | $country = sanitize_text_field(wp_unslash($_GET['countryCode'])); |
| 157 | $accountType = sanitize_text_field(wp_unslash($_GET['accountType'])); |
| 158 | $mode = sanitize_text_field(wp_unslash($_GET['mode'])); |
| 159 | |
| 160 | // Generate a unique state token for CSRF protection on PayPal callback. |
| 161 | $stateToken = wp_generate_password(32, false); |
| 162 | set_transient('give_paypal_onboarding_state_' . $mode, $stateToken, HOUR_IN_SECONDS); |
| 163 | |
| 164 | $redirectUrl = add_query_arg( |
| 165 | [ |
| 166 | 'tab' => 'gateways', |
| 167 | 'section' => 'paypal', |
| 168 | 'group' => 'paypal-commerce', |
| 169 | 'mode' => $mode, |
| 170 | 'give_paypal_state' => $stateToken, |
| 171 | ], |
| 172 | admin_url('edit.php?post_type=give_forms&page=give-settings') |
| 173 | ); |
| 174 | |
| 175 | // Set PayPal client mode. |
| 176 | give(PayPalClient::class)->setMode($mode); |
| 177 | |
| 178 | $data = $this->payPalAuth->getSellerPartnerLink($redirectUrl, $accountType); |
| 179 | |
| 180 | if (! $data) { |
| 181 | wp_send_json_error(); |
| 182 | } |
| 183 | |
| 184 | $this->settings->updateAccountCountry($country); |
| 185 | $this->settings->updatePartnerLinkDetails($data); |
| 186 | |
| 187 | wp_send_json_success($data); |
| 188 | } |
| 189 | |
| 190 | /** |
| 191 | * give_paypal_commerce_disconnect_account ajax request handler. |
| 192 | * |
| 193 | * @since 3.16.0 added security nonce check |
| 194 | * @since 3.13.0 Add new $keepWebhooks option |
| 195 | * @since 2.30.0 Add support for mode param. |
| 196 | * @since 2.25.0 Remove merchant seller token. |
| 197 | * @since 2.9.0 |
| 198 | */ |
| 199 | public function removePayPalAccount() |
| 200 | { |
| 201 | check_ajax_referer( 'give_paypal_commerce_disconnect_account'); |
| 202 | |
| 203 | if (! current_user_can('manage_give_settings')) { |
| 204 | wp_send_json_error(['error' => esc_html__('You are not allowed to perform this action.', 'give')]); |
| 205 | } |
| 206 | |
| 207 | try { |
| 208 | $mode = give_clean($_POST['mode']); |
| 209 | $keepWebhooks = rest_sanitize_boolean($_POST['keep-webhooks']); |
| 210 | $this->webhooksRepository->setMode($mode); |
| 211 | $this->merchantRepository->setMode($mode); |
| 212 | $this->refreshToken->setMode($mode); |
| 213 | $this->settings->setMode($mode); |
| 214 | |
| 215 | $this->validateAdminRequest(); |
| 216 | |
| 217 | // Remove the webhook from PayPal if there is one |
| 218 | if ( ! $keepWebhooks && $webhookConfig = $this->webhooksRepository->getWebhookConfig()) { |
| 219 | $this->webhooksRepository->deleteWebhook($this->merchantDetails->accessToken, $webhookConfig->id); |
| 220 | $this->webhooksRepository->deleteWebhookConfig(); |
| 221 | } |
| 222 | |
| 223 | $this->merchantRepository->delete(); |
| 224 | $this->merchantRepository->deleteAccountErrors(); |
| 225 | $this->merchantRepository->deleteClientToken(); |
| 226 | $this->settings->deleteSellerAccessToken(); |
| 227 | $this->refreshToken->deleteRefreshTokenCronJob(); |
| 228 | |
| 229 | wp_send_json_success(); |
| 230 | } catch (\Exception $exception) { |
| 231 | wp_send_json_error(['error' => $exception->getMessage()]); |
| 232 | } |
| 233 | } |
| 234 | |
| 235 | /** |
| 236 | * Create order. |
| 237 | * |
| 238 | * @todo: handle payment create error on frontend. |
| 239 | * |
| 240 | * @since 3.1.0 Remove unused variable from createOrder argument. |
| 241 | * @since 2.9.0 |
| 242 | */ |
| 243 | public function createOrder() |
| 244 | { |
| 245 | $this->validateFrontendRequest(); |
| 246 | $data = $this->getOrderData(); |
| 247 | |
| 248 | try { |
| 249 | $result = give(PayPalOrder::class)->createOrder($data); |
| 250 | |
| 251 | wp_send_json_success( |
| 252 | [ |
| 253 | 'id' => $result, |
| 254 | ] |
| 255 | ); |
| 256 | } catch (\Exception $ex) { |
| 257 | wp_send_json_error( |
| 258 | [ |
| 259 | 'error' => json_decode($ex->getMessage(), true), |
| 260 | ] |
| 261 | ); |
| 262 | } |
| 263 | } |
| 264 | |
| 265 | /** |
| 266 | * @since 4.14.4 Validate donation amount before creating or updating an order. |
| 267 | * @since 4.2.1 Only filter amount for v2 forms. |
| 268 | * @since 3.4.2 |
| 269 | */ |
| 270 | private function getOrderData(): array |
| 271 | { |
| 272 | $postData = give_clean($_POST); |
| 273 | $formId = absint($postData['give-form-id']); |
| 274 | $donorAddress = $this->getDonorAddressFromPostedDataForPaypalOrder($postData); |
| 275 | $isV3Form = FormUtils::isV3Form($formId); |
| 276 | |
| 277 | if ($isV3Form) { |
| 278 | // if coming from v3 forms, fee recovery is already included in the amount and should not be filtered. |
| 279 | $amount = isset($postData['give-amount']) ? give_clean($postData['give-amount']) : '0.00'; |
| 280 | } else { |
| 281 | $amount = isset($postData['give-amount']) ? |
| 282 | (float)apply_filters( |
| 283 | 'give_donation_total', |
| 284 | give_maybe_sanitize_amount( |
| 285 | $postData['give-amount'], |
| 286 | ['currency' => give_get_currency($formId)] |
| 287 | ) |
| 288 | ) : |
| 289 | '0.00'; |
| 290 | } |
| 291 | |
| 292 | $this->validateDonationAmount($amount, $formId); |
| 293 | |
| 294 | return [ |
| 295 | 'formId' => $formId, |
| 296 | 'formTitle' => give_payment_gateway_item_title(['post_data' => $postData], 127), |
| 297 | 'donationAmount' => $amount, |
| 298 | 'payer' => [ |
| 299 | 'firstName' => $postData['give_first'], |
| 300 | 'lastName' => $postData['give_last'], |
| 301 | 'email' => $postData['give_email'], |
| 302 | 'address' => $donorAddress, |
| 303 | ], |
| 304 | ]; |
| 305 | } |
| 306 | |
| 307 | /** |
| 308 | * Approve order. |
| 309 | * |
| 310 | * @todo: handle payment capture error on frontend. |
| 311 | * |
| 312 | * @since 4.14.4 Validate donation amount before approving an order. |
| 313 | * @since 3.2.0 Discover error by checking capture status. |
| 314 | * @since 2.9.0 |
| 315 | */ |
| 316 | public function approveOrder() |
| 317 | { |
| 318 | $this->validateFrontendRequest(); |
| 319 | |
| 320 | $orderId = give_clean($_GET['order']); |
| 321 | $updateAmount = filter_var(give_clean($_GET['update_amount']), FILTER_VALIDATE_BOOLEAN); |
| 322 | |
| 323 | try { |
| 324 | if ($updateAmount) { |
| 325 | $orderData = $this->getOrderData(); |
| 326 | $this->validateOrderAmountNotDecreased($orderId, $orderData['donationAmount']); |
| 327 | give(PayPalOrder::class)->updateOrderAmount($orderId, $orderData); |
| 328 | } |
| 329 | |
| 330 | $result = give(PayPalOrder::class)->approveOrder($orderId); |
| 331 | // PayPal does not return error in case of invalid cvv. So we need to check capture status and return error. |
| 332 | // ref - https://feedback.givewp.com/bug-reports/p/paypal-credit-card-donations-can-generate-a-fatal-error |
| 333 | $this->returnErrorOnFailedApproveOrderResponse($result); |
| 334 | wp_send_json_success(['order' => $result,]); |
| 335 | } catch (\Exception $ex) { |
| 336 | wp_send_json_error(['error' => json_decode($ex->getMessage(), true),]); |
| 337 | } |
| 338 | } |
| 339 | |
| 340 | /** |
| 341 | * @since 4.14.4 Validate donation amount before updating an order amount. |
| 342 | * @since 3.4.2 |
| 343 | */ |
| 344 | public function updateOrderAmount() |
| 345 | { |
| 346 | $this->validateFrontendRequest(); |
| 347 | |
| 348 | $orderId = give_clean($_GET['order']); |
| 349 | |
| 350 | try { |
| 351 | $orderData = $this->getOrderData(); |
| 352 | $this->validateOrderAmountNotDecreased($orderId, $orderData['donationAmount']); |
| 353 | give(PayPalOrder::class)->updateOrderAmount($orderId, $orderData); |
| 354 | |
| 355 | wp_send_json_success(['order' => $orderId,]); |
| 356 | } catch (\Exception $ex) { |
| 357 | wp_send_json_error(['error' => json_decode($ex->getMessage(), true),]); |
| 358 | } |
| 359 | } |
| 360 | |
| 361 | /** |
| 362 | * Return on boarding trouble notice. |
| 363 | * |
| 364 | * @since 2.9.6 |
| 365 | */ |
| 366 | public function onBoardingTroubleNotice() |
| 367 | { |
| 368 | if (! current_user_can('manage_give_settings')) { |
| 369 | wp_die(); |
| 370 | } |
| 371 | |
| 372 | /* @var AdminSettingFields $adminSettingFields */ |
| 373 | $adminSettingFields = give(AdminSettingFields::class); |
| 374 | |
| 375 | $actionList = sprintf( |
| 376 | '<ol><li>%1$s</li><li>%2$s</li><li>%3$s</li></ol>', |
| 377 | esc_html__( |
| 378 | 'Make sure to complete the entire PayPal process. Do not close the window until you have finished the process.', |
| 379 | 'give' |
| 380 | ), |
| 381 | esc_html__( |
| 382 | 'The last screen of the PayPal connect process includes a button to be sent back to your site. It is important you click this and do not close the window yourself.', |
| 383 | 'give' |
| 384 | ), |
| 385 | esc_html__( |
| 386 | 'If you’re still having problems connecting: ', |
| 387 | 'give' |
| 388 | ) . $adminSettingFields->getAdminGuidanceNotice(false) |
| 389 | ); |
| 390 | |
| 391 | $standardError = sprintf( |
| 392 | '<div id="give-paypal-onboarding-trouble-notice" class="give-hidden"><p class="error-message">%1$s</p><p>%2$s</p></div>', |
| 393 | esc_html__('Having trouble connecting to PayPal?', 'give'), |
| 394 | $actionList |
| 395 | ); |
| 396 | |
| 397 | wp_send_json_success($standardError); |
| 398 | } |
| 399 | |
| 400 | /** |
| 401 | * Validate admin ajax request. |
| 402 | * |
| 403 | * @since 2.9.0 |
| 404 | */ |
| 405 | private function validateAdminRequest() |
| 406 | { |
| 407 | if (! current_user_can('manage_give_settings')) { |
| 408 | wp_die(); |
| 409 | } |
| 410 | } |
| 411 | |
| 412 | /** |
| 413 | * Validate frontend ajax request. |
| 414 | * |
| 415 | * @since 2.9.0 |
| 416 | */ |
| 417 | private function validateFrontendRequest() |
| 418 | { |
| 419 | $formId = absint($_POST['give-form-id']); |
| 420 | |
| 421 | if (! $formId || ! give_verify_donation_form_nonce(give_clean($_POST['give-form-hash']), $formId)) { |
| 422 | wp_die(); |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | /** |
| 427 | * Validate the donation amount against the form's configured maximum and that it is positive. |
| 428 | * |
| 429 | * @since 4.14.4 |
| 430 | * |
| 431 | * @param float|string $amount |
| 432 | * @param int $formId |
| 433 | */ |
| 434 | private function validateDonationAmount($amount, int $formId): void |
| 435 | { |
| 436 | $amount = (float)$amount; |
| 437 | |
| 438 | if ($amount <= 0) { |
| 439 | wp_send_json_error(['error' => __('Invalid donation amount.', 'give')]); |
| 440 | } |
| 441 | |
| 442 | $maxAmount = (float)give_get_form_maximum_price($formId); |
| 443 | if ($maxAmount > 0 && $amount > $maxAmount) { |
| 444 | wp_send_json_error([ |
| 445 | 'error' => sprintf( |
| 446 | /* translators: %s: maximum donation amount */ |
| 447 | __('Donation amount must not exceed %s.', 'give'), |
| 448 | give_currency_filter(give_format_amount($maxAmount, ['sanitize' => false])) |
| 449 | ), |
| 450 | ]); |
| 451 | } |
| 452 | } |
| 453 | |
| 454 | /** |
| 455 | * Validate that the new donation amount is not less than the original PayPal order amount. |
| 456 | * |
| 457 | * @since 4.14.4 |
| 458 | * |
| 459 | * @param string $orderId |
| 460 | * @param float|string $newAmount |
| 461 | */ |
| 462 | private function validateOrderAmountNotDecreased(string $orderId, $newAmount): void |
| 463 | { |
| 464 | $newAmount = (float)$newAmount; |
| 465 | |
| 466 | $currentOrder = give(PayPalOrder::class)->getApprovedOrder($orderId); |
| 467 | $currentAmount = (float)$currentOrder->purchase_units[0]->amount->value; |
| 468 | |
| 469 | if ($newAmount < $currentAmount) { |
| 470 | wp_send_json_error([ |
| 471 | 'error' => __('Donation amount cannot be decreased.', 'give'), |
| 472 | ]); |
| 473 | } |
| 474 | } |
| 475 | |
| 476 | /** |
| 477 | * This function should return address array in PayPal rest api accepted format. |
| 478 | * |
| 479 | * @since 3.1.0 Return address only if setting enabled and has valida country in PayPal accepted formatted. |
| 480 | * @since 2.11.1 |
| 481 | */ |
| 482 | private function getDonorAddressFromPostedDataForPaypalOrder(array $postedData): array |
| 483 | { |
| 484 | if (empty($postedData['billing_country'])) { |
| 485 | return []; |
| 486 | } |
| 487 | |
| 488 | $address['address_line_1'] = ! empty($postedData['card_address']) ? $postedData['card_address'] : ''; |
| 489 | $address['address_line_2'] = ! empty($postedData['card_address_2']) ? $postedData['card_address_2'] : ''; |
| 490 | $address['admin_area_2'] = ! empty($postedData['card_city']) ? $postedData['card_city'] : ''; |
| 491 | $address['admin_area_1'] = ! empty($postedData['card_state']) ? $postedData['card_state'] : ''; |
| 492 | $address['postal_code'] = ! empty($postedData['card_zip']) ? $postedData['card_zip'] : ''; |
| 493 | $address['country_code'] = ! empty($postedData['billing_country']) ? $postedData['billing_country'] : ''; |
| 494 | |
| 495 | return $address; |
| 496 | } |
| 497 | |
| 498 | /** |
| 499 | * This function should validate PayPal ApproveOrder response and respond to ajax request on error. |
| 500 | * |
| 501 | * @since 3.2.0 |
| 502 | */ |
| 503 | private function returnErrorOnFailedApproveOrderResponse(\stdClass $response) |
| 504 | { |
| 505 | // Get capture. |
| 506 | // ref - https://developer.paypal.com/docs/api/orders/v2/#orders_capture |
| 507 | $capture = $response->purchase_units[0]->payments->captures[0]; |
| 508 | |
| 509 | // Check if capture status is failed or declined. |
| 510 | if ( |
| 511 | in_array($capture->status, ['FAILED', 'DECLINED']) |
| 512 | && property_exists($capture, 'processor_response') |
| 513 | ) { |
| 514 | $error = ProcessorResponseError::getError($capture->processor_response); |
| 515 | |
| 516 | if ($error) { |
| 517 | wp_send_json_error(['error' => $error]); |
| 518 | } |
| 519 | } |
| 520 | } |
| 521 | } |
| 522 |