← All changes
|
app/Modules/PaymentMethods/PayPalGateway/PayPal.php
+536
-52
1.5.1
→
1.7.1
View file →
| @@ -2,9 +2,8 @@ | ||
| 2 | 2 | |
| 3 | 3 | namespace FluentCart\App\Modules\PaymentMethods\PayPalGateway; |
| 4 | 4 | |
| 5 | 5 | use FluentCart\Api\CurrencySettings; |
| 6 | -use FluentCart\Api\Orders; | |
| 7 | 6 | use FluentCart\App\App; |
| 8 | 7 | use FluentCart\App\Helpers\CartCheckoutHelper; |
| 9 | 8 | use FluentCart\App\Helpers\CartHelper; |
| 10 | 9 | use FluentCart\App\Helpers\Helper; |
| @@ -25,11 +24,15 @@ | ||
| 25 | 24 | private $methodSlug = 'paypal'; |
| 26 | 25 | |
| 27 | 26 | public array $supportedFeatures = ['payment', 'refund', 'webhook', 'custom_payment', 'card_update', 'switch_payment_method' => [ |
| 28 | 27 | 'supported_gateways' => ['stripe', 'paypal'], |
| 29 | - ], 'dispute_handler', 'subscriptions']; | |
| 28 | + ], 'dispute_handler', 'subscriptions', 'resume_subscription', 'system_subscription', 'manual_subscription', 'verify_vendor_ids']; | |
| 30 | 29 | |
| 30 | + private $vaultUserIdToken = ''; | |
| 31 | 31 | |
| 32 | + private $vaultSetupUnavailable = false; | |
| 33 | + | |
| 34 | + | |
| 32 | 35 | public function __construct() |
| 33 | 36 | { |
| 34 | 37 | parent::__construct( |
| 35 | 38 | new PayPalSettingsBase(), |
| @@ -62,8 +65,10 @@ | ||
| 62 | 65 | public function boot() |
| 63 | 66 | { |
| 64 | 67 | (new IPN())->init(); |
| 65 | 68 | |
| 69 | + add_action('fluent_cart_action_paypal_connect', [ConnectConfig::class, 'handleConnect']); | |
| 70 | + | |
| 66 | 71 | add_action('wp_ajax_nopriv_fluent_cart_confirm_paypal_payment', [$this, 'confirmPayPalSinglePayment']); |
| 67 | 72 | add_action('wp_ajax_fluent_cart_confirm_paypal_payment', [$this, 'confirmPayPalSinglePayment']); |
| 68 | 73 | |
| 69 | 74 | add_action('wp_ajax_nopriv_fluent_cart_confirm_paypal_subscription', [$this, 'confirmPayPalSubscription']); |
| @@ -68,8 +73,11 @@ | ||
| 68 | 73 | |
| 69 | 74 | add_action('wp_ajax_nopriv_fluent_cart_confirm_paypal_subscription', [$this, 'confirmPayPalSubscription']); |
| 70 | 75 | add_action('wp_ajax_fluent_cart_confirm_paypal_subscription', [$this, 'confirmPayPalSubscription']); |
| 71 | 76 | |
| 77 | + add_action('wp_ajax_nopriv_fluent_cart_confirm_paypal_vault_setup', [$this, 'confirmPayPalVaultSetup']); | |
| 78 | + add_action('wp_ajax_fluent_cart_confirm_paypal_vault_setup', [$this, 'confirmPayPalVaultSetup']); | |
| 79 | + | |
| 72 | 80 | add_filter('fluent_cart/payment_methods/paypal_client_id', [$this, 'getClientId'], 10, 2); |
| 73 | 81 | |
| 74 | 82 | // add PayPal partner tags |
| 75 | 83 | add_filter('script_loader_tag', function ($tag, $handle) { |
| @@ -77,8 +85,17 @@ | ||
| 77 | 85 | $tag = str_replace( |
| 78 | 86 | '<script ', |
| 79 | 87 | '<script data-partner-attribution-id="FLUENTCART_SP_PPCP" ', $tag |
| 80 | 88 | ); |
| 89 | + | |
| 90 | + // The vault setup-token (save-without-purchase) buttons flow | |
| 91 | + // requires a browser-safe id token on the SDK script tag. | |
| 92 | + if ($this->vaultUserIdToken) { | |
| 93 | + $tag = str_replace( | |
| 94 | + '<script ', | |
| 95 | + '<script data-user-id-token="' . esc_attr($this->vaultUserIdToken) . '" ', $tag | |
| 96 | + ); | |
| 97 | + } | |
| 81 | 98 | } |
| 82 | 99 | return $tag; |
| 83 | 100 | }, 1, 2); |
| 84 | 101 | |
| @@ -86,8 +103,62 @@ | ||
| 86 | 103 | |
| 87 | 104 | public function makePaymentFromPaymentInstance(PaymentInstance $paymentInstance) |
| 88 | 105 | { |
| 89 | 106 | if ($paymentInstance->subscription) { |
| 107 | + $subscription = $paymentInstance->subscription; | |
| 108 | + | |
| 109 | + // Store-managed mode: charge the first order / renewal invoice one-time. | |
| 110 | + // No PayPal billing agreement, no manual→automatic conversion — the | |
| 111 | + // invoice engine owns all future renewals. | |
| 112 | + if ($this->shouldChargeSubscriptionAsOneTime($paymentInstance)) { | |
| 113 | + $paymentArgs = []; | |
| 114 | + | |
| 115 | + // System subscriptions vault the buyer's PayPal account during this | |
| 116 | + // purchase (save-on-success) so future renewal invoices can be | |
| 117 | + // charged merchant-initiated. The disclosure is shown at checkout | |
| 118 | + // and PayPal's own approval UI carries the save agreement. | |
| 119 | + if ($subscription->collection_method === 'system') { | |
| 120 | + // Nothing payable now (free trial): a $0 PayPal order is invalid — | |
| 121 | + // vault via a Vault v3 setup token instead (no purchase). | |
| 122 | + if ((int) $paymentInstance->transaction->total <= 0) { | |
| 123 | + return (new Processor())->handleSetupOnlyPayment($paymentInstance); | |
| 124 | + } | |
| 125 | + | |
| 126 | + $paymentArgs['vault_on_success'] = true; | |
| 127 | + } | |
| 128 | + | |
| 129 | + return (new Processor())->handleSinglePayment($paymentInstance, $paymentArgs); | |
| 130 | + } | |
| 131 | + | |
| 132 | + if ($subscription->collection_method === 'manual') { | |
| 133 | + $previousPaymentMethod = $subscription->current_payment_method; | |
| 134 | + $conversionResult = $this->convertManualSubscription($subscription); | |
| 135 | + if (is_wp_error($conversionResult)) { | |
| 136 | + return $conversionResult; | |
| 137 | + } | |
| 138 | + | |
| 139 | + $result = (new Processor())->handleSubscriptionPaymentFromPaymentInstance($paymentInstance, []); | |
| 140 | + | |
| 141 | + if (is_wp_error($result)) { | |
| 142 | + $subscription->update([ | |
| 143 | + 'collection_method' => 'manual', | |
| 144 | + 'current_payment_method' => $previousPaymentMethod, | |
| 145 | + ]); | |
| 146 | + } else { | |
| 147 | + $subscription->addLog( | |
| 148 | + 'Converted to automatic billing', | |
| 149 | + sprintf('Subscription converted from manual to automatic billing via %s', 'PayPal'), | |
| 150 | + 'info' | |
| 151 | + ); | |
| 152 | + do_action('fluent_cart/subscription_converted_to_automatic', [ | |
| 153 | + 'subscription' => $subscription, | |
| 154 | + 'payment_method' => 'paypal', | |
| 155 | + ]); | |
| 156 | + } | |
| 157 | + | |
| 158 | + return $result; | |
| 159 | + } | |
| 160 | + | |
| 90 | 161 | return (new Processor())->handleSubscriptionPaymentFromPaymentInstance($paymentInstance, []); |
| 91 | 162 | } |
| 92 | 163 | |
| 93 | 164 | return (new Processor())->handleSinglePayment($paymentInstance, []); |
| @@ -92,8 +163,128 @@ | ||
| 92 | 163 | |
| 93 | 164 | return (new Processor())->handleSinglePayment($paymentInstance, []); |
| 94 | 165 | } |
| 95 | 166 | |
| 167 | + public function convertManualSubscription($subscription) | |
| 168 | + { | |
| 169 | + if (!$subscription || $subscription->collection_method !== 'manual') { | |
| 170 | + return new \WP_Error('invalid_subscription', __('Subscription is not manual or does not exist', 'fluent-cart')); | |
| 171 | + } | |
| 172 | + | |
| 173 | + if (in_array($subscription->status, ['completed'])) { | |
| 174 | + return new \WP_Error('subscription_invalid_status', __('Cannot convert completed subscriptions', 'fluent-cart')); | |
| 175 | + } | |
| 176 | + | |
| 177 | + $subscription->collection_method = 'automatic'; | |
| 178 | + $subscription->current_payment_method = 'paypal'; | |
| 179 | + $subscription->save(); | |
| 180 | + | |
| 181 | + return true; | |
| 182 | + } | |
| 183 | + | |
| 184 | + private function shouldRenderAsSubscriptionMode($hasSubscription): bool | |
| 185 | + { | |
| 186 | + // One-time-charged subscription payments (store-managed mode, or a renewal of | |
| 187 | + // a store-managed-born subscription) go through handleSinglePayment, so the | |
| 188 | + // PayPal SDK must load with intent=capture (no vault) and getOrderInfo must | |
| 189 | + // report payment mode, not subscription mode. | |
| 190 | + if (\FluentCart\App\Modules\Subscriptions\Services\SubscriptionManagementMode::currentCheckoutChargesOneTime()) { | |
| 191 | + return false; | |
| 192 | + } | |
| 193 | + | |
| 194 | + return $hasSubscription; | |
| 195 | + } | |
| 196 | + | |
| 197 | + /** | |
| 198 | + * PayPal can vault a wallet without charging (Vault v3 setup tokens) — but | |
| 199 | + * only the smart-buttons flow implements it; other checkout modes keep the | |
| 200 | + * pre-feature behavior (gateway hidden for zero-payable system carts). | |
| 201 | + */ | |
| 202 | + public function supportsSetupWithoutCharge(): bool | |
| 203 | + { | |
| 204 | + return $this->settings->get('checkout_mode') === 'paypal_pro'; | |
| 205 | + } | |
| 206 | + | |
| 207 | + /** | |
| 208 | + * Zero-payable system checkout on this page load: the SDK must carry a | |
| 209 | + * user id token and getOrderInfo must report setup mode. | |
| 210 | + */ | |
| 211 | + private function isZeroPayableSetupCheckout($hasSubscription): bool | |
| 212 | + { | |
| 213 | + if (!$hasSubscription || $this->shouldRenderAsSubscriptionMode($hasSubscription)) { | |
| 214 | + return false; | |
| 215 | + } | |
| 216 | + | |
| 217 | + if (!\FluentCart\App\Modules\Subscriptions\Services\SubscriptionManagementMode::currentCheckoutIsSystem($this)) { | |
| 218 | + return false; | |
| 219 | + } | |
| 220 | + | |
| 221 | + return CartHelper::getCart() && $this->getPayableNowTotal() <= 0; | |
| 222 | + } | |
| 223 | + | |
| 224 | + /** | |
| 225 | + * Amount payable on THIS checkout (items + shipping + additive taxes) — the | |
| 226 | + * same total the charge transaction is created with. Every frontend | |
| 227 | + * zero-payable decision must predict transaction->total with this computation. | |
| 228 | + */ | |
| 229 | + private function getPayableNowTotal(): int | |
| 230 | + { | |
| 231 | + $checkOutHelper = CartCheckoutHelper::make(); | |
| 232 | + $shippingChargeData = (new WebCheckoutHandler())->getShippingChargeData(CartHelper::getCart()); | |
| 233 | + $shippingCharge = Arr::get($shippingChargeData, 'charge'); | |
| 234 | + $totalPrice = $checkOutHelper->getItemsAmountTotal(false) + $shippingCharge; | |
| 235 | + | |
| 236 | + $tax = $checkOutHelper->getCart()->checkout_data['tax_data'] ?? []; | |
| 237 | + $taxBehavior = (int) Arr::get($tax, 'tax_behavior', 0); | |
| 238 | + $storeTaxBehavior = (int) Arr::get($tax, 'store_tax_behavior', $taxBehavior); | |
| 239 | + | |
| 240 | + if ($taxBehavior === 1) { | |
| 241 | + // Pure exclusive — add all tax including fee tax (tax_total contains both). | |
| 242 | + $totalPrice = $totalPrice + (int) Arr::get($tax, 'tax_total', 0) | |
| 243 | + + (int) Arr::get($tax, 'shipping_tax', 0); | |
| 244 | + } elseif ($taxBehavior === 3) { | |
| 245 | + // Mixed — add only exclusive product tax + fee/shipping if store is exclusive. | |
| 246 | + $totalPrice = $totalPrice + (int) Arr::get($tax, 'exclusive_tax_total', 0); | |
| 247 | + if ($storeTaxBehavior === 1) { | |
| 248 | + $totalPrice = $totalPrice + (int) Arr::get($tax, 'fee_tax', 0) | |
| 249 | + + (int) Arr::get($tax, 'shipping_tax', 0); | |
| 250 | + } | |
| 251 | + } | |
| 252 | + | |
| 253 | + return (int) $totalPrice; | |
| 254 | + } | |
| 255 | + | |
| 256 | + /** | |
| 257 | + * Off-session charge of a system subscription's renewal invoice against the | |
| 258 | + * vaulted PayPal token. Contract per | |
| 259 | + * dev-docs/system-subscriptions/gateway-implementation-guide.md. | |
| 260 | + * | |
| 261 | + * @param PaymentInstance $paymentInstance | |
| 262 | + * @param array $args ['attempt' => int] | |
| 263 | + * @return true|string|\WP_Error true = confirmed; 'processing' = accepted, | |
| 264 | + * settling (webhook/reconciler will confirm) | |
| 265 | + */ | |
| 266 | + public function chargeRenewal(PaymentInstance $paymentInstance, $args = []) | |
| 267 | + { | |
| 268 | + return (new Processor())->chargeVaultedRenewal($paymentInstance, $args); | |
| 269 | + } | |
| 270 | + | |
| 271 | + /** | |
| 272 | + * Re-check a processing vault charge (lost webhook / slow eCheck). | |
| 273 | + * | |
| 274 | + * @param PaymentInstance $paymentInstance | |
| 275 | + * @return true|string|\WP_Error | |
| 276 | + */ | |
| 277 | + public function reconcileRenewalCharge(PaymentInstance $paymentInstance) | |
| 278 | + { | |
| 279 | + return (new Processor())->reconcileVaultedRenewal($paymentInstance); | |
| 280 | + } | |
| 281 | + | |
| 282 | + public function syncRemoteTransaction(\FluentCart\App\Models\OrderTransaction $transaction) | |
| 283 | + { | |
| 284 | + return (new Processor())->syncRemoteTransaction($transaction); | |
| 285 | + } | |
| 286 | + | |
| 96 | 287 | public function confirmPayPalSinglePayment() |
| 97 | 288 | { |
| 98 | 289 | if (empty(App::request()->get('payId')) || empty(App::request()->get('ref_id'))) { |
| 99 | 290 | wp_send_json([ |
| @@ -154,11 +345,43 @@ | ||
| 154 | 345 | 'message' => __('Payment does not match this transaction!', 'fluent-cart') |
| 155 | 346 | ], 422); |
| 156 | 347 | } |
| 157 | 348 | |
| 158 | - $isPaid = Arr::get($payment_intent, 'status') === 'COMPLETED' || Arr::get($payment_intent, 'status') === 'APPROVED'; | |
| 349 | + // Move the money ourselves — never trust the browser to have captured. | |
| 350 | + // FluentCart creates the order with intent=CAPTURE, but the buyer only | |
| 351 | + // AUTHORIZES it in the popup (status APPROVED). The funds are not captured | |
| 352 | + // until we call capture server-side. An APPROVED-but-uncaptured order means | |
| 353 | + // PayPal is holding $0; accepting it as paid delivers the product for free. | |
| 354 | + if (Arr::get($payment_intent, 'status') === 'APPROVED') { | |
| 355 | + $captured = $this->capturePayPalPayment($payPalReferenceId); | |
| 159 | 356 | |
| 160 | - if (!$isPaid) { | |
| 357 | + if (is_wp_error($captured)) { | |
| 358 | + // The normal (non-malicious) flow captures in the browser first, so by | |
| 359 | + // the time we reach here the order may already be captured. That is | |
| 360 | + // success, not failure: re-read the order and continue. Any other | |
| 361 | + // capture error is fatal. | |
| 362 | + if (!$this->isAlreadyCapturedError($captured)) { | |
| 363 | + wp_send_json([ | |
| 364 | + 'status' => 'failed', | |
| 365 | + 'message' => $captured->get_error_message(), | |
| 366 | + ], 422); | |
| 367 | + } | |
| 368 | + | |
| 369 | + $payment_intent = $this->verifyPayPalPayment($payPalReferenceId); | |
| 370 | + if (is_wp_error($payment_intent)) { | |
| 371 | + wp_send_json([ | |
| 372 | + 'status' => 'failed', | |
| 373 | + 'message' => $payment_intent->get_error_message(), | |
| 374 | + ], 422); | |
| 375 | + } | |
| 376 | + } else { | |
| 377 | + $payment_intent = $captured; | |
| 378 | + } | |
| 379 | + } | |
| 380 | + | |
| 381 | + // Only a COMPLETED order (its capture actually moved money) counts as paid. | |
| 382 | + // APPROVED is deliberately NOT accepted here. | |
| 383 | + if (Arr::get($payment_intent, 'status') !== 'COMPLETED') { | |
| 161 | 384 | wp_send_json([ |
| 162 | 385 | 'status' => 'failed', |
| 163 | 386 | 'message' => __('Payment not completed!', 'fluent-cart') |
| 164 | 387 | ], 422); |
| @@ -172,15 +395,17 @@ | ||
| 172 | 395 | $paidCurrency = strtoupper(Arr::get($unit, 'amount.currency_code', '')); |
| 173 | 396 | } |
| 174 | 397 | } |
| 175 | 398 | |
| 176 | - if ($paidAmount != $transaction->total) { | |
| 399 | + $expectedAmount = PayPalHelper::wireCents($transaction->total, $transaction->currency); | |
| 400 | + | |
| 401 | + if ($paidAmount != $expectedAmount) { | |
| 177 | 402 | fluent_cart_warning_log( |
| 178 | 403 | __('PayPal Amount Mismatch Attempt', 'fluent-cart'), |
| 179 | 404 | sprintf( |
| 180 | 405 | /* translators: %1$s: expected amount, %2$s: received amount */ |
| 181 | 406 | __('Payment amount mismatch detected. Expected: %1$s, Received: %2$s. This may indicate payment tampering.', 'fluent-cart'), |
| 182 | - Helper::toDecimal($transaction->total), | |
| 407 | + Helper::toDecimal($expectedAmount), | |
| 183 | 408 | Helper::toDecimal($paidAmount) |
| 184 | 409 | ), |
| 185 | 410 | [ |
| 186 | 411 | 'module_name' => 'order', |
| @@ -214,29 +439,55 @@ | ||
| 214 | 439 | 'message' => __('Payment currency does not match with transaction currency!', 'fluent-cart') |
| 215 | 440 | ], 422); |
| 216 | 441 | } |
| 217 | 442 | |
| 218 | - $chargeId = Arr::get($payment_intent, 'purchase_units.0.payments.captures.0.id', ''); | |
| 443 | + $capture = Arr::get($payment_intent, 'purchase_units.0.payments.captures.0', []); | |
| 444 | + $chargeId = Arr::get($capture, 'id', ''); | |
| 445 | + $captureStatus = Arr::get($capture, 'status', ''); | |
| 219 | 446 | |
| 220 | - $payPalCaptureLockAcquired = false; | |
| 221 | - $duplicateCapture = false; | |
| 222 | - | |
| 223 | - if ($chargeId) { | |
| 224 | - $payPalCaptureLockAcquired = $this->acquirePayPalCaptureLock($chargeId); | |
| 225 | - if (!$payPalCaptureLockAcquired) { | |
| 447 | + if ($captureStatus === 'PENDING') { | |
| 448 | + if (!$this->recordPendingCapture($transaction, $capture)) { | |
| 449 | + // The capture ID already belongs to another transaction. The eventual | |
| 450 | + // PAYMENT.CAPTURE.COMPLETED webhook resolves by vendor_charge_id and will | |
| 451 | + // update that other transaction, so this buyer must never be redirected | |
| 452 | + // to a receipt that will now stay pending forever. | |
| 226 | 453 | wp_send_json([ |
| 227 | 454 | 'status' => 'failed', |
| 228 | - 'message' => __('Payment confirmation is already processing. Please try again.', 'fluent-cart') | |
| 229 | - ], 409); | |
| 455 | + 'message' => __('This PayPal payment has already been processed!', 'fluent-cart') | |
| 456 | + ], 422); | |
| 230 | 457 | } |
| 458 | + | |
| 459 | + wp_send_json([ | |
| 460 | + 'status' => 'pending', | |
| 461 | + 'redirect_url' => $this->getConfirmRedirectUrl($transaction), | |
| 462 | + 'order' => [ | |
| 463 | + 'uuid' => $transaction->order->uuid | |
| 464 | + ], | |
| 465 | + 'message' => __('Your payment is being reviewed by PayPal. Your order will be confirmed once the payment is completed.', 'fluent-cart') | |
| 466 | + ], 202); | |
| 231 | 467 | } |
| 232 | 468 | |
| 469 | + if (!$chargeId || $captureStatus !== 'COMPLETED') { | |
| 470 | + wp_send_json([ | |
| 471 | + 'status' => 'failed', | |
| 472 | + 'message' => __('Payment not completed!', 'fluent-cart') | |
| 473 | + ], 422); | |
| 474 | + } | |
| 475 | + | |
| 476 | + $duplicateCapture = false; | |
| 477 | + | |
| 478 | + $payPalCaptureLockAcquired = $this->acquirePayPalCaptureLock($chargeId); | |
| 479 | + if (!$payPalCaptureLockAcquired) { | |
| 480 | + wp_send_json([ | |
| 481 | + 'status' => 'failed', | |
| 482 | + 'message' => __('Payment confirmation is already processing. Please try again.', 'fluent-cart') | |
| 483 | + ], 409); | |
| 484 | + } | |
| 485 | + | |
| 233 | 486 | // Prevent a single PayPal capture from being applied to more than one |
| 234 | 487 | // transaction (replay/duplicate-capture protection). |
| 235 | 488 | try { |
| 236 | - if ($chargeId) { | |
| 237 | - $duplicateCapture = $this->hasExistingPayPalCapture($transaction, $chargeId); | |
| 238 | - } | |
| 489 | + $duplicateCapture = $this->hasExistingPayPalCapture($transaction, $chargeId); | |
| 239 | 490 | |
| 240 | 491 | if (!$duplicateCapture) { |
| 241 | 492 | // All Verified! Let's update the transaction and order |
| 242 | 493 | (new Processor())->confirmPaymentSuccessByCharge($transaction, [ |
| @@ -248,8 +499,12 @@ | ||
| 248 | 499 | 'payer' => Arr::get($payment_intent, 'payer', []) |
| 249 | 500 | ], |
| 250 | 501 | 'payment_source' => Arr::get($payment_intent, 'payment_source', []), |
| 251 | 502 | ]); |
| 503 | + | |
| 504 | + // System subscription: persist the vault token from the captured | |
| 505 | + // order (or demote to manual when vaulting did not happen). | |
| 506 | + (new Processor())->maybePersistVaultToken($transaction, $payment_intent); | |
| 252 | 507 | } |
| 253 | 508 | } finally { |
| 254 | 509 | if ($payPalCaptureLockAcquired) { |
| 255 | 510 | $this->releasePayPalCaptureLock($chargeId); |
| @@ -264,9 +519,9 @@ | ||
| 264 | 519 | } |
| 265 | 520 | |
| 266 | 521 | wp_send_json([ |
| 267 | 522 | 'status' => 'success', |
| 268 | - 'redirect_url' => $transaction->getReceiptPageUrl(true), | |
| 523 | + 'redirect_url' => $this->getConfirmRedirectUrl($transaction), | |
| 269 | 524 | 'order' => [ |
| 270 | 525 | 'uuid' => $transaction->order->uuid |
| 271 | 526 | ], |
| 272 | 527 | 'message' => __('Payment has been paid successfully! Redirecting...', 'fluent-cart') |
| @@ -272,8 +527,93 @@ | ||
| 272 | 527 | 'message' => __('Payment has been paid successfully! Redirecting...', 'fluent-cart') |
| 273 | 528 | ]); |
| 274 | 529 | } |
| 275 | 530 | |
| 531 | + /** | |
| 532 | + * AJAX confirmation of a zero-payable system checkout: the buyer approved | |
| 533 | + * the vault setup token in PayPal's popup; exchange it for a durable payment | |
| 534 | + * token, persist it on the subscription, and complete the $0 order. | |
| 535 | + */ | |
| 536 | + public function confirmPayPalVaultSetup() | |
| 537 | + { | |
| 538 | + $setupTokenId = sanitize_text_field(App::request()->get('setup_token', '')); | |
| 539 | + $transactionHash = sanitize_text_field(App::request()->get('ref_id', '')); | |
| 540 | + | |
| 541 | + if (!$setupTokenId || !$transactionHash) { | |
| 542 | + wp_send_json([ | |
| 543 | + 'status' => 'failed', | |
| 544 | + 'message' => __('No setup token!', 'fluent-cart') | |
| 545 | + ], 422); | |
| 546 | + } | |
| 547 | + | |
| 548 | + $transaction = OrderTransaction::query() | |
| 549 | + ->where('uuid', $transactionHash) | |
| 550 | + ->where('transaction_type', Status::TRANSACTION_TYPE_CHARGE) | |
| 551 | + ->first(); | |
| 552 | + | |
| 553 | + if (!$transaction) { | |
| 554 | + wp_send_json([ | |
| 555 | + 'status' => 'failed', | |
| 556 | + 'message' => __('Transaction not found!', 'fluent-cart') | |
| 557 | + ], 423); | |
| 558 | + } | |
| 559 | + | |
| 560 | + // Bind the approval to THIS transaction — the setup token id was stored | |
| 561 | + // on it at creation, so a forged ref_id/token pair can never match. | |
| 562 | + if (Arr::get($transaction->meta ?? [], 'paypal_setup_token_id') !== $setupTokenId) { | |
| 563 | + wp_send_json([ | |
| 564 | + 'status' => 'failed', | |
| 565 | + 'message' => __('Setup token does not match this transaction!', 'fluent-cart') | |
| 566 | + ], 422); | |
| 567 | + } | |
| 568 | + | |
| 569 | + // Locked on the transaction uuid, not the token — a resubmission mints a | |
| 570 | + // new token, and a token-keyed lock would not serialize the two. The | |
| 571 | + // binding write in handleSetupOnlyPayment takes the same lock. | |
| 572 | + $payPalVaultLockAcquired = Processor::acquireVaultTransactionLock($transactionHash); | |
| 573 | + if (!$payPalVaultLockAcquired) { | |
| 574 | + wp_send_json([ | |
| 575 | + 'status' => 'failed', | |
| 576 | + 'message' => __('Payment confirmation is already processing. Please try again.', 'fluent-cart') | |
| 577 | + ], 409); | |
| 578 | + } | |
| 579 | + | |
| 580 | + $result = true; | |
| 581 | + | |
| 582 | + try { | |
| 583 | + /** @var OrderTransaction $transaction */ | |
| 584 | + $transaction = OrderTransaction::query()->find($transaction->id); | |
| 585 | + | |
| 586 | + // Re-check the binding under the lock — the setup token may have | |
| 587 | + // been replaced since the pre-lock check, making this approval stale. | |
| 588 | + if (Arr::get($transaction->meta ?? [], 'paypal_setup_token_id') !== $setupTokenId) { | |
| 589 | + $result = new \WP_Error('stale_setup_token', __('This PayPal approval is no longer valid. Please try again.', 'fluent-cart')); | |
| 590 | + } else { | |
| 591 | + $result = (new Processor())->confirmVaultSetup($transaction, $setupTokenId); | |
| 592 | + } | |
| 593 | + } finally { | |
| 594 | + if ($payPalVaultLockAcquired) { | |
| 595 | + Processor::releaseVaultTransactionLock($transactionHash); | |
| 596 | + } | |
| 597 | + } | |
| 598 | + | |
| 599 | + if (is_wp_error($result)) { | |
| 600 | + wp_send_json([ | |
| 601 | + 'status' => 'failed', | |
| 602 | + 'message' => $result->get_error_message() | |
| 603 | + ], 422); | |
| 604 | + } | |
| 605 | + | |
| 606 | + wp_send_json([ | |
| 607 | + 'status' => 'success', | |
| 608 | + 'redirect_url' => $this->getConfirmRedirectUrl($transaction), | |
| 609 | + 'order' => [ | |
| 610 | + 'uuid' => $transaction->order->uuid | |
| 611 | + ], | |
| 612 | + 'message' => __('Your PayPal account has been saved successfully! Redirecting...', 'fluent-cart') | |
| 613 | + ]); | |
| 614 | + } | |
| 615 | + | |
| 276 | 616 | public function confirmPayPalSubscription() |
| 277 | 617 | { |
| 278 | 618 | if (empty(App::request()->get('subscription_id')) || empty(App::request()->get('ref_id'))) { |
| 279 | 619 | wp_send_json([ |
| @@ -379,9 +719,9 @@ | ||
| 379 | 719 | |
| 380 | 720 | wp_send_json([ |
| 381 | 721 | 'status' => 'success', |
| 382 | 722 | 'message' => __('Subscription has been activated successfully!', 'fluent-cart'), |
| 383 | - 'redirect_url' => $transaction->getReceiptPageUrl(true), | |
| 723 | + 'redirect_url' => $this->getConfirmRedirectUrl($transaction), | |
| 384 | 724 | 'order' => [ |
| 385 | 725 | 'uuid' => $transaction->order->uuid |
| 386 | 726 | ], |
| 387 | 727 | ], 200); |
| @@ -391,13 +731,131 @@ | ||
| 391 | 731 | { |
| 392 | 732 | return API::getResource('billing/subscriptions/' . $subscriptionId); |
| 393 | 733 | } |
| 394 | 734 | |
| 735 | + /** | |
| 736 | + * Post-payment redirect for PayPal confirm responses. The canonical | |
| 737 | + * fluent_cart/payment/success_url filter fires inside getSuccessUrl(); | |
| 738 | + * the receipt_page_url filter is bridged for existing consumers of the | |
| 739 | + * previous PayPal redirect and will be dropped from this path later. | |
| 740 | + */ | |
| 741 | + private function getConfirmRedirectUrl($transaction) | |
| 742 | + { | |
| 743 | + $url = $transaction->getSuccessUrl(); | |
| 744 | + | |
| 745 | + return apply_filters_deprecated( | |
| 746 | + 'fluent_cart/transaction/receipt_page_url', | |
| 747 | + [$url, ['transaction' => $transaction, 'order' => $transaction->order]], | |
| 748 | + '1.6.2', | |
| 749 | + 'fluent_cart/payment/success_url', | |
| 750 | + 'PayPal post-payment redirects now go through fluent_cart/payment/success_url. Hook that filter instead; this bridge will be removed in a future release.' | |
| 751 | + ); | |
| 752 | + } | |
| 753 | + | |
| 395 | 754 | protected function verifyPayPalPayment($payPalReferenceId) |
| 396 | 755 | { |
| 397 | 756 | return API::verifyPayment($payPalReferenceId); |
| 398 | 757 | } |
| 399 | 758 | |
| 759 | + protected function capturePayPalPayment($payPalReferenceId) | |
| 760 | + { | |
| 761 | + return API::captureOrder($payPalReferenceId); | |
| 762 | + } | |
| 763 | + | |
| 764 | + /** | |
| 765 | + * Detects PayPal's "this order was already captured" response. In the normal flow the | |
| 766 | + * browser captures first, so our server-side capture of the same order legitimately | |
| 767 | + * fails with 422 UNPROCESSABLE_ENTITY / issue ORDER_ALREADY_CAPTURED — that is expected | |
| 768 | + * and must be treated as success (re-GET the order), not as a payment failure. | |
| 769 | + * | |
| 770 | + * @param \WP_Error $error | |
| 771 | + * @return bool | |
| 772 | + */ | |
| 773 | + protected function isAlreadyCapturedError($error) | |
| 774 | + { | |
| 775 | + if ($error->get_error_code() === 'ORDER_ALREADY_CAPTURED') { | |
| 776 | + return true; | |
| 777 | + } | |
| 778 | + | |
| 779 | + $body = $error->get_error_data(); | |
| 780 | + if (is_array($body)) { | |
| 781 | + $issue = Arr::get($body, 'details.0.issue', ''); | |
| 782 | + if ($issue === 'ORDER_ALREADY_CAPTURED') { | |
| 783 | + return true; | |
| 784 | + } | |
| 785 | + } | |
| 786 | + | |
| 787 | + return false; | |
| 788 | + } | |
| 789 | + | |
| 790 | + /** | |
| 791 | + * A PENDING capture has moved no money. Bind its id to the transaction so the | |
| 792 | + * PAYMENT.CAPTURE.COMPLETED webhook resolves it without the order-lookup | |
| 793 | + * fallback, and record PayPal's hold reason (ECHECK, PENDING_REVIEW, | |
| 794 | + * RECEIVING_PREFERENCE_MANDATES_MANUAL_ACTION, ...) on the order for support. | |
| 795 | + * | |
| 796 | + * Shares the completed-path capture lock so a concurrent confirmation for the | |
| 797 | + * same charge id cannot bind it to two transactions. Returns false when the | |
| 798 | + * charge id already belongs to another transaction — the caller must not treat | |
| 799 | + * that as pending-for-this-order. | |
| 800 | + * | |
| 801 | + * @param OrderTransaction $transaction | |
| 802 | + * @param array $capture | |
| 803 | + * @return bool | |
| 804 | + */ | |
| 805 | + protected function recordPendingCapture(OrderTransaction $transaction, $capture) | |
| 806 | + { | |
| 807 | + $chargeId = Arr::get($capture, 'id', ''); | |
| 808 | + | |
| 809 | + if (!$chargeId) { | |
| 810 | + return true; | |
| 811 | + } | |
| 812 | + | |
| 813 | + if ($transaction->vendor_charge_id === $chargeId) { | |
| 814 | + return true; | |
| 815 | + } | |
| 816 | + | |
| 817 | + $payPalCaptureLockAcquired = $this->acquirePayPalCaptureLock($chargeId); | |
| 818 | + if (!$payPalCaptureLockAcquired) { | |
| 819 | + return false; | |
| 820 | + } | |
| 821 | + | |
| 822 | + try { | |
| 823 | + if ($this->hasExistingPayPalCapture($transaction, $chargeId)) { | |
| 824 | + return false; | |
| 825 | + } | |
| 826 | + | |
| 827 | + if (!$transaction->vendor_charge_id) { | |
| 828 | + $transaction->update([ | |
| 829 | + 'vendor_charge_id' => $chargeId, | |
| 830 | + 'payment_method' => 'paypal', | |
| 831 | + ]); | |
| 832 | + } | |
| 833 | + } finally { | |
| 834 | + $this->releasePayPalCaptureLock($chargeId); | |
| 835 | + } | |
| 836 | + | |
| 837 | + $reason = Arr::get($capture, 'status_details.reason', ''); | |
| 838 | + | |
| 839 | + fluent_cart_add_log( | |
| 840 | + __('PayPal Payment Pending', 'fluent-cart'), | |
| 841 | + sprintf( | |
| 842 | + /* translators: %1$s: PayPal capture id, %2$s: PayPal hold reason */ | |
| 843 | + __('PayPal placed this payment on hold and no money has moved yet. Capture: %1$s, Reason: %2$s. The order stays unpaid until the PAYMENT.CAPTURE.COMPLETED webhook arrives.', 'fluent-cart'), | |
| 844 | + $chargeId ? $chargeId : 'unknown', | |
| 845 | + $reason ? $reason : 'unknown' | |
| 846 | + ), | |
| 847 | + 'info', | |
| 848 | + [ | |
| 849 | + 'module_name' => 'order', | |
| 850 | + 'module_id' => $transaction->order_id, | |
| 851 | + 'log_type' => 'api' | |
| 852 | + ] | |
| 853 | + ); | |
| 854 | + | |
| 855 | + return true; | |
| 856 | + } | |
| 857 | + | |
| 400 | 858 | protected function hasExistingPayPalCapture(OrderTransaction $transaction, $chargeId) |
| 401 | 859 | { |
| 402 | 860 | return (bool) OrderTransaction::query() |
| 403 | 861 | ->where('vendor_charge_id', $chargeId) |
| @@ -443,10 +901,10 @@ | ||
| 443 | 901 | if (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] != 'POST') { |
| 444 | 902 | return; |
| 445 | 903 | } |
| 446 | 904 | |
| 905 | + // Sends the HTTP status via status_header() and exits — never returns. | |
| 447 | 906 | (new IPN())->processWebhook(); |
| 448 | - exit(200); | |
| 449 | 907 | } |
| 450 | 908 | |
| 451 | 909 | public function getTransactionUrl($url, $data) |
| 452 | 910 | { |
| @@ -602,8 +1060,15 @@ | ||
| 602 | 1060 | 'schema' => $testSchema |
| 603 | 1061 | ] |
| 604 | 1062 | ] |
| 605 | 1063 | ], |
| 1064 | + 'brand_name' => [ | |
| 1065 | + 'value' => '', | |
| 1066 | + 'label' => __('Brand name', 'fluent-cart'), | |
| 1067 | + 'placeholder' => __('Shown on the PayPal checkout instead of your business name', 'fluent-cart'), | |
| 1068 | + 'tooltip' => __('Optional. Up to 127 characters. Leave empty to show the name on your PayPal business account.', 'fluent-cart'), | |
| 1069 | + 'type' => 'text', | |
| 1070 | + ], | |
| 606 | 1071 | 'provider' => array( |
| 607 | 1072 | 'value' => $this->settings->getProviderType(), |
| 608 | 1073 | 'label' => __('Provider', 'fluent-cart'), |
| 609 | 1074 | 'type' => 'provider' |
| @@ -697,9 +1162,9 @@ | ||
| 697 | 1162 | { |
| 698 | 1163 | return null; |
| 699 | 1164 | } |
| 700 | 1165 | |
| 701 | - public function getEnqueueScriptSrc($hasSubscription = 'no'): array | |
| 1166 | + public function getEnqueueScriptSrc($hasSubscription = false): array | |
| 702 | 1167 | { |
| 703 | 1168 | if ($this->settings->get('checkout_mode') !== 'paypal_pro') { |
| 704 | 1169 | return []; |
| 705 | 1170 | } |
| @@ -708,12 +1173,28 @@ | ||
| 708 | 1173 | $clientId = sanitize_text_field($clientId); |
| 709 | 1174 | |
| 710 | 1175 | $sdkSrc = 'https://www.paypal.com/sdk/js?client-id=' . $clientId; |
| 711 | 1176 | |
| 712 | - if ('yes' == $hasSubscription) { | |
| 1177 | + $renderAsSubscription = $this->shouldRenderAsSubscriptionMode($hasSubscription); | |
| 1178 | + | |
| 1179 | + if ($renderAsSubscription) { | |
| 713 | 1180 | $sdkSrc = add_query_arg(array('vault' => 'true', 'intent' => 'subscription'), $sdkSrc); |
| 714 | 1181 | } else { |
| 715 | 1182 | $sdkSrc = add_query_arg(array('currency' => strtoupper(CurrencySettings::get('currency')), 'intent' => 'capture'), $sdkSrc); |
| 1183 | + | |
| 1184 | + if ($this->isZeroPayableSetupCheckout($hasSubscription)) { | |
| 1185 | + $idToken = API::getUserIdToken(); | |
| 1186 | + if (!is_wp_error($idToken) && $idToken) { | |
| 1187 | + $this->vaultUserIdToken = $idToken; | |
| 1188 | + } else { | |
| 1189 | + // The vault buttons cannot start without the SDK id token — | |
| 1190 | + // tell the checkout JS to show an error, not a dead button. | |
| 1191 | + $this->vaultSetupUnavailable = true; | |
| 1192 | + if (is_wp_error($idToken)) { | |
| 1193 | + fluent_cart_add_log('PayPal Vault Setup', $idToken->get_error_message(), 'error', ['log_type' => 'payment']); | |
| 1194 | + } | |
| 1195 | + } | |
| 1196 | + } | |
| 716 | 1197 | } |
| 717 | 1198 | $sdkSrc = apply_filters('fluent_cart/payments/paypal_sdk_src', $sdkSrc, []); |
| 718 | 1199 | |
| 719 | 1200 | return [ |
| @@ -732,9 +1213,11 @@ | ||
| 732 | 1213 | public function getLocalizeData(): array |
| 733 | 1214 | { |
| 734 | 1215 | return [ |
| 735 | 1216 | 'fct_paypal_data' => [ |
| 1217 | + 'vault_setup_unavailable' => $this->vaultSetupUnavailable ? 'yes' : 'no', | |
| 736 | 1218 | 'translations' => [ |
| 1219 | + 'PayPal is temporarily unavailable for this checkout. Please choose another payment method or try again later.' => __('PayPal is temporarily unavailable for this checkout. Please choose another payment method or try again later.', 'fluent-cart'), | |
| 737 | 1220 | 'uuid not found' => __('uuid not found', 'fluent-cart'), |
| 738 | 1221 | 'Choose any option to continue' => __('Choose any option to continue', 'fluent-cart'), |
| 739 | 1222 | 'An unknown error occurred' => __('An unknown error occurred', 'fluent-cart'), |
| 740 | 1223 | 'An error occurred while loading PayPal.' => __('An error occurred while loading PayPal.', 'fluent-cart'), |
| @@ -744,8 +1227,9 @@ | ||
| 744 | 1227 | 'No Subscription ID' => __('No Subscription ID', 'fluent-cart'), |
| 745 | 1228 | 'no processing' => __('no processing', 'fluent-cart'), |
| 746 | 1229 | 'not proper order handler' => __('not proper order handler', 'fluent-cart'), |
| 747 | 1230 | 'Payment confirmation failed' => __('Payment confirmation failed', 'fluent-cart'), |
| 1231 | + 'Your payment is being reviewed. We will confirm your order once it completes.' => __('Your payment is being reviewed. We will confirm your order once it completes.', 'fluent-cart'), | |
| 748 | 1232 | ] |
| 749 | 1233 | ] |
| 750 | 1234 | ]; |
| 751 | 1235 | } |
| @@ -763,31 +1247,11 @@ | ||
| 763 | 1247 | } |
| 764 | 1248 | |
| 765 | 1249 | public function getOrderInfo($data) |
| 766 | 1250 | { |
| 767 | - $cart = CartHelper::getCart(); | |
| 768 | - $checkOutHelper = CartCheckoutHelper::make(); | |
| 769 | - $shippingChargeData = (new WebCheckoutHandler())->getShippingChargeData($cart); | |
| 770 | - $shippingCharge = Arr::get($shippingChargeData, 'charge'); | |
| 771 | - $totalPrice = $checkOutHelper->getItemsAmountTotal(false) + $shippingCharge; | |
| 1251 | + $checkOutHelper = CartCheckoutHelper::make(); | |
| 1252 | + $totalPrice = $this->getPayableNowTotal(); | |
| 772 | 1253 | |
| 773 | - $tax = $checkOutHelper->getCart()->checkout_data['tax_data'] ?? []; | |
| 774 | - $taxBehavior = (int) Arr::get($tax, 'tax_behavior', 0); | |
| 775 | - $storeTaxBehavior = (int) Arr::get($tax, 'store_tax_behavior', $taxBehavior); | |
| 776 | - | |
| 777 | - if ($taxBehavior === 1) { | |
| 778 | - // Pure exclusive — add all tax including fee tax (tax_total contains both). | |
| 779 | - $totalPrice = $totalPrice + (int) Arr::get($tax, 'tax_total', 0) | |
| 780 | - + (int) Arr::get($tax, 'shipping_tax', 0); | |
| 781 | - } elseif ($taxBehavior === 3) { | |
| 782 | - // Mixed — add only exclusive product tax + fee/shipping if store is exclusive. | |
| 783 | - $totalPrice = $totalPrice + (int) Arr::get($tax, 'exclusive_tax_total', 0); | |
| 784 | - if ($storeTaxBehavior === 1) { | |
| 785 | - $totalPrice = $totalPrice + (int) Arr::get($tax, 'fee_tax', 0) | |
| 786 | - + (int) Arr::get($tax, 'shipping_tax', 0); | |
| 787 | - } | |
| 788 | - } | |
| 789 | - | |
| 790 | 1254 | $items = $checkOutHelper->getItems(); |
| 791 | 1255 | $hasSubscription = $this->validateSubscriptions($items); |
| 792 | 1256 | |
| 793 | 1257 | $clientId = $this->settings->getPublicKey(); |
| @@ -802,26 +1266,46 @@ | ||
| 802 | 1266 | } |
| 803 | 1267 | |
| 804 | 1268 | $paymentArgs['public_key'] = $clientId; |
| 805 | 1269 | |
| 1270 | + $currency = strtoupper(CurrencySettings::get('currency')); | |
| 1271 | + | |
| 806 | 1272 | $paymentDetails = [ |
| 807 | 1273 | 'mode' => 'payment', |
| 808 | - 'amount' => Helper::toDecimalWithoutComma($totalPrice), | |
| 809 | - 'currency' => strtoupper(CurrencySettings::get('currency')), | |
| 1274 | + 'amount' => PayPalHelper::formatAmount($totalPrice, $currency), | |
| 1275 | + 'currency' => $currency, | |
| 810 | 1276 | ]; |
| 811 | 1277 | |
| 812 | - if ($hasSubscription) { | |
| 1278 | + $renderAsSubscription = $this->shouldRenderAsSubscriptionMode($hasSubscription); | |
| 1279 | + | |
| 1280 | + if ($renderAsSubscription) { | |
| 813 | 1281 | $paymentDetails['mode'] = 'subscription'; |
| 814 | 1282 | } |
| 815 | 1283 | |
| 1284 | + // System (auto-charged, store-billed) checkout: the buyer's PayPal account | |
| 1285 | + // is vaulted during the purchase — disclose the save-and-auto-charge next | |
| 1286 | + // to the PayPal button (PayPal's approval popup carries the agreement too). | |
| 1287 | + $systemConsent = ''; | |
| 1288 | + if (!$renderAsSubscription && \FluentCart\App\Modules\Subscriptions\Services\SubscriptionManagementMode::currentCheckoutIsSystem($this)) { | |
| 1289 | + $systemConsent = __('Your PayPal account will be saved securely and charged automatically on each renewal date. You can cancel any time from your account.', 'fluent-cart'); | |
| 1290 | + | |
| 1291 | + // Nothing payable now (free trial): buttons render the vault | |
| 1292 | + // setup-token flow. The disclosure stays informational — PayPal's | |
| 1293 | + // approval popup itself carries the explicit save agreement. | |
| 1294 | + if ($totalPrice <= 0) { | |
| 1295 | + $paymentDetails['mode'] = 'setup'; | |
| 1296 | + } | |
| 1297 | + } | |
| 1298 | + | |
| 816 | 1299 | $this->checkCurrencySupport(); |
| 817 | 1300 | |
| 818 | 1301 | wp_send_json( |
| 819 | 1302 | [ |
| 820 | - 'data' => [], | |
| 821 | - 'payment_args' => $paymentArgs, | |
| 822 | - 'message' => __('Order info retrieved!', 'fluent-cart'), | |
| 823 | - 'intent' => $paymentDetails, | |
| 1303 | + 'data' => [], | |
| 1304 | + 'payment_args' => $paymentArgs, | |
| 1305 | + 'message' => __('Order info retrieved!', 'fluent-cart'), | |
| 1306 | + 'intent' => $paymentDetails, | |
| 1307 | + 'system_consent' => $systemConsent, | |
| 824 | 1308 | ], |
| 825 | 1309 | 200 |
| 826 | 1310 | ); |
| 827 | 1311 | |