| 1 |
<?php |
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|
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namespace FluentCart\App\Modules\PaymentMethods\PayPalGateway; |
| 4 |
|
| 5 |
use FluentCart\Api\CurrencySettings; |
| 6 |
use FluentCart\App\App; |
| 7 |
use FluentCart\App\Helpers\CartCheckoutHelper; |
| 8 |
use FluentCart\App\Helpers\CartHelper; |
| 9 |
use FluentCart\App\Helpers\Helper; |
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use FluentCart\App\Helpers\Status; |
| 11 |
use FluentCart\App\Hooks\Cart\WebCheckoutHandler; |
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use FluentCart\App\Models\OrderTransaction; |
| 13 |
use FluentCart\App\Models\Subscription; |
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use FluentCart\App\Modules\PaymentMethods\Core\AbstractPaymentGateway; |
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use FluentCart\App\Modules\PaymentMethods\PayPalGateway\API\API; |
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use FluentCart\App\Modules\PaymentMethods\PayPalGateway\API\Webhook; |
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use FluentCart\App\Services\Payments\PaymentInstance; |
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use FluentCart\App\Vite; |
| 19 |
use FluentCart\Framework\Support\Arr; |
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|
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class PayPal extends AbstractPaymentGateway |
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{ |
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|
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private $methodSlug = 'paypal'; |
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|
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public array $supportedFeatures = ['payment', 'refund', 'webhook', 'custom_payment', 'card_update', 'switch_payment_method' => [ |
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'supported_gateways' => ['stripe', 'paypal'], |
| 28 |
], 'dispute_handler', 'subscriptions', 'resume_subscription', 'system_subscription', 'manual_subscription']; |
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|
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private $vaultUserIdToken = ''; |
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|
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private $vaultSetupUnavailable = false; |
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|
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|
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public function __construct() |
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{ |
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parent::__construct( |
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new PayPalSettingsBase(), |
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new PayPalSubscriptions() |
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); |
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|
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add_filter('fluent_cart/payment_methods_with_custom_checkout_buttons', function ($methods) { |
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$methods[] = 'paypal'; |
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return $methods; |
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}); |
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} |
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|
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public function meta(): array |
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{ |
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return [ |
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'title' => 'PayPal', |
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'route' => 'paypal', |
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'slug' => 'paypal', |
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'label' => 'PayPal', |
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'description' => __('PayPal is the faster, safer way to send and receive money or make an online payment. Get started or create a merchant account to accept payments.', 'fluent-cart'), |
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'logo' => Vite::getAssetUrl("images/payment-methods/paypal-icon.svg"), |
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'icon' => Vite::getAssetUrl("images/payment-methods/paypal-icon.svg"), |
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'brand_color' => '#60cdff', |
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'status' => $this->settings->get('is_active') === 'yes', |
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'upcoming' => false, |
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'supported_features' => $this->supportedFeatures |
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]; |
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} |
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|
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public function boot() |
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{ |
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(new IPN())->init(); |
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|
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add_action('wp_ajax_nopriv_fluent_cart_confirm_paypal_payment', [$this, 'confirmPayPalSinglePayment']); |
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add_action('wp_ajax_fluent_cart_confirm_paypal_payment', [$this, 'confirmPayPalSinglePayment']); |
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|
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add_action('wp_ajax_nopriv_fluent_cart_confirm_paypal_subscription', [$this, 'confirmPayPalSubscription']); |
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add_action('wp_ajax_fluent_cart_confirm_paypal_subscription', [$this, 'confirmPayPalSubscription']); |
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|
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add_action('wp_ajax_nopriv_fluent_cart_confirm_paypal_vault_setup', [$this, 'confirmPayPalVaultSetup']); |
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add_action('wp_ajax_fluent_cart_confirm_paypal_vault_setup', [$this, 'confirmPayPalVaultSetup']); |
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|
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add_filter('fluent_cart/payment_methods/paypal_client_id', [$this, 'getClientId'], 10, 2); |
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|
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// add PayPal partner tags |
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add_filter('script_loader_tag', function ($tag, $handle) { |
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if ($handle === 'fluent-cart-checkout-sdk-paypal') { |
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$tag = str_replace( |
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'<script ', |
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'<script data-partner-attribution-id="FLUENTCART_SP_PPCP" ', $tag |
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); |
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|
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// The vault setup-token (save-without-purchase) buttons flow |
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// requires a browser-safe id token on the SDK script tag. |
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if ($this->vaultUserIdToken) { |
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$tag = str_replace( |
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'<script ', |
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'<script data-user-id-token="' . esc_attr($this->vaultUserIdToken) . '" ', $tag |
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); |
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} |
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} |
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return $tag; |
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}, 1, 2); |
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|
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} |
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|
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public function makePaymentFromPaymentInstance(PaymentInstance $paymentInstance) |
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{ |
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if ($paymentInstance->subscription) { |
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$subscription = $paymentInstance->subscription; |
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|
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// Store-managed mode: charge the first order / renewal invoice one-time. |
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// No PayPal billing agreement, no manual→automatic conversion — the |
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// invoice engine owns all future renewals. |
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if ($this->shouldChargeSubscriptionAsOneTime($paymentInstance)) { |
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$paymentArgs = []; |
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|
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// System subscriptions vault the buyer's PayPal account during this |
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// purchase (save-on-success) so future renewal invoices can be |
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// charged merchant-initiated. The disclosure is shown at checkout |
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// and PayPal's own approval UI carries the save agreement. |
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if ($subscription->collection_method === 'system') { |
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// Nothing payable now (free trial): a $0 PayPal order is invalid — |
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// vault via a Vault v3 setup token instead (no purchase). |
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if ((int) $paymentInstance->transaction->total <= 0) { |
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return (new Processor())->handleSetupOnlyPayment($paymentInstance); |
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} |
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|
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$paymentArgs['vault_on_success'] = true; |
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} |
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|
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return (new Processor())->handleSinglePayment($paymentInstance, $paymentArgs); |
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} |
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|
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if ($subscription->collection_method === 'manual') { |
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$previousPaymentMethod = $subscription->current_payment_method; |
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$conversionResult = $this->convertManualSubscription($subscription); |
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if (is_wp_error($conversionResult)) { |
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return $conversionResult; |
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} |
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|
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$result = (new Processor())->handleSubscriptionPaymentFromPaymentInstance($paymentInstance, []); |
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|
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if (is_wp_error($result)) { |
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$subscription->update([ |
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'collection_method' => 'manual', |
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'current_payment_method' => $previousPaymentMethod, |
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]); |
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} else { |
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$subscription->addLog( |
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'Converted to automatic billing', |
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sprintf('Subscription converted from manual to automatic billing via %s', 'PayPal'), |
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'info' |
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); |
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do_action('fluent_cart/subscription_converted_to_automatic', [ |
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'subscription' => $subscription, |
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'payment_method' => 'paypal', |
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]); |
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} |
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|
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return $result; |
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} |
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|
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return (new Processor())->handleSubscriptionPaymentFromPaymentInstance($paymentInstance, []); |
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} |
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|
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return (new Processor())->handleSinglePayment($paymentInstance, []); |
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} |
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|
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public function convertManualSubscription($subscription) |
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{ |
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if (!$subscription || $subscription->collection_method !== 'manual') { |
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return new \WP_Error('invalid_subscription', __('Subscription is not manual or does not exist', 'fluent-cart')); |
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} |
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|
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if (in_array($subscription->status, ['completed'])) { |
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return new \WP_Error('subscription_invalid_status', __('Cannot convert completed subscriptions', 'fluent-cart')); |
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} |
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|
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$subscription->collection_method = 'automatic'; |
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$subscription->current_payment_method = 'paypal'; |
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$subscription->save(); |
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|
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return true; |
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} |
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|
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private function shouldRenderAsSubscriptionMode($hasSubscription): bool |
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{ |
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// One-time-charged subscription payments (store-managed mode, or a renewal of |
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// a store-managed-born subscription) go through handleSinglePayment, so the |
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// PayPal SDK must load with intent=capture (no vault) and getOrderInfo must |
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// report payment mode, not subscription mode. |
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if (\FluentCart\App\Modules\Subscriptions\Services\SubscriptionManagementMode::currentCheckoutChargesOneTime()) { |
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return false; |
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} |
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|
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return $hasSubscription; |
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} |
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|
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/** |
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* PayPal can vault a wallet without charging (Vault v3 setup tokens) — but |
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* only the smart-buttons flow implements it; other checkout modes keep the |
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* pre-feature behavior (gateway hidden for zero-payable system carts). |
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*/ |
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public function supportsSetupWithoutCharge(): bool |
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{ |
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return $this->settings->get('checkout_mode') === 'paypal_pro'; |
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} |
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|
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/** |
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* Zero-payable system checkout on this page load: the SDK must carry a |
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* user id token and getOrderInfo must report setup mode. |
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*/ |
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private function isZeroPayableSetupCheckout($hasSubscription): bool |
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{ |
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if (!$hasSubscription || $this->shouldRenderAsSubscriptionMode($hasSubscription)) { |
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return false; |
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} |
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|
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if (!\FluentCart\App\Modules\Subscriptions\Services\SubscriptionManagementMode::currentCheckoutIsSystem($this)) { |
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return false; |
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} |
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|
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return CartHelper::getCart() && $this->getPayableNowTotal() <= 0; |
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} |
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|
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/** |
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* Amount payable on THIS checkout (items + shipping + additive taxes) — the |
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* same total the charge transaction is created with. Every frontend |
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* zero-payable decision must predict transaction->total with this computation. |
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*/ |
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private function getPayableNowTotal(): int |
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{ |
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$checkOutHelper = CartCheckoutHelper::make(); |
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$shippingChargeData = (new WebCheckoutHandler())->getShippingChargeData(CartHelper::getCart()); |
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$shippingCharge = Arr::get($shippingChargeData, 'charge'); |
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$totalPrice = $checkOutHelper->getItemsAmountTotal(false) + $shippingCharge; |
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|
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$tax = $checkOutHelper->getCart()->checkout_data['tax_data'] ?? []; |
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$taxBehavior = (int) Arr::get($tax, 'tax_behavior', 0); |
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$storeTaxBehavior = (int) Arr::get($tax, 'store_tax_behavior', $taxBehavior); |
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|
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if ($taxBehavior === 1) { |
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// Pure exclusive — add all tax including fee tax (tax_total contains both). |
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$totalPrice = $totalPrice + (int) Arr::get($tax, 'tax_total', 0) |
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+ (int) Arr::get($tax, 'shipping_tax', 0); |
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} elseif ($taxBehavior === 3) { |
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// Mixed — add only exclusive product tax + fee/shipping if store is exclusive. |
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$totalPrice = $totalPrice + (int) Arr::get($tax, 'exclusive_tax_total', 0); |
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if ($storeTaxBehavior === 1) { |
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$totalPrice = $totalPrice + (int) Arr::get($tax, 'fee_tax', 0) |
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+ (int) Arr::get($tax, 'shipping_tax', 0); |
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} |
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} |
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|
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return (int) $totalPrice; |
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} |
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|
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/** |
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* Off-session charge of a system subscription's renewal invoice against the |
| 256 |
* vaulted PayPal token. Contract per |
| 257 |
* dev-docs/system-subscriptions/gateway-implementation-guide.md. |
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* |
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* @param PaymentInstance $paymentInstance |
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* @param array $args ['attempt' => int] |
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* @return true|string|\WP_Error true = confirmed; 'processing' = accepted, |
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* settling (webhook/reconciler will confirm) |
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*/ |
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public function chargeRenewal(PaymentInstance $paymentInstance, $args = []) |
| 265 |
{ |
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return (new Processor())->chargeVaultedRenewal($paymentInstance, $args); |
| 267 |
} |
| 268 |
|
| 269 |
/** |
| 270 |
* Re-check a processing vault charge (lost webhook / slow eCheck). |
| 271 |
* |
| 272 |
* @param PaymentInstance $paymentInstance |
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* @return true|string|\WP_Error |
| 274 |
*/ |
| 275 |
public function reconcileRenewalCharge(PaymentInstance $paymentInstance) |
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{ |
| 277 |
return (new Processor())->reconcileVaultedRenewal($paymentInstance); |
| 278 |
} |
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|
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public function syncRemoteTransaction(\FluentCart\App\Models\OrderTransaction $transaction) |
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{ |
| 282 |
return (new Processor())->syncRemoteTransaction($transaction); |
| 283 |
} |
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|
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public function confirmPayPalSinglePayment() |
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{ |
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if (empty(App::request()->get('payId')) || empty(App::request()->get('ref_id'))) { |
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wp_send_json([ |
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'status' => 'failed', |
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'message' => __('No payId ID!', 'fluent-cart') |
| 291 |
], 422); |
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} |
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|
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$payPalReferenceId = sanitize_text_field(App::request()->get('payId')); |
| 295 |
$transactionHash = sanitize_text_field(App::request()->get('ref_id')); |
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|
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$payment_intent = $this->verifyPayPalPayment($payPalReferenceId); |
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|
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if (is_wp_error($payment_intent)) { |
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wp_send_json([ |
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'status' => 'failed', |
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'message' => $payment_intent->get_error_message(), |
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], 422); |
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} |
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|
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$transaction = null; |
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|
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$intendedTransactionHash = Arr::get($payment_intent, 'purchase_units.0.reference_id', ''); |
| 309 |
if ($intendedTransactionHash) { |
| 310 |
$transaction = OrderTransaction::query() |
| 311 |
->where('uuid', $intendedTransactionHash) |
| 312 |
->where('transaction_type', Status::TRANSACTION_TYPE_CHARGE) |
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->first(); |
| 314 |
} |
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|
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if (!$transaction) { |
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$transaction = OrderTransaction::query() |
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->where('uuid', $transactionHash) |
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->where('transaction_type', Status::TRANSACTION_TYPE_CHARGE) |
| 320 |
->first(); |
| 321 |
} |
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|
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if (!$transaction) { |
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wp_send_json([ |
| 325 |
'status' => 'failed', |
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'message' => __('Transaction not found!', 'fluent-cart') |
| 327 |
], 423); |
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} |
| 329 |
|
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// Bind the PayPal payment to THIS transaction. FluentCart sets the |
| 331 |
// transaction uuid as the PayPal order reference_id/custom_id at creation, |
| 332 |
// so a legitimate confirmation always references it. Requiring the match |
| 333 |
// prevents a real payment for one order from being applied to an unrelated |
| 334 |
// order via a forged ref_id in the fallback above. |
| 335 |
$referencedHashes = []; |
| 336 |
foreach (Arr::get($payment_intent, 'purchase_units', []) as $unit) { |
| 337 |
$referencedHashes[] = Arr::get($unit, 'reference_id', ''); |
| 338 |
$referencedHashes[] = Arr::get($unit, 'custom_id', ''); |
| 339 |
} |
| 340 |
if (!in_array($transaction->uuid, array_filter($referencedHashes), true)) { |
| 341 |
wp_send_json([ |
| 342 |
'status' => 'failed', |
| 343 |
'message' => __('Payment does not match this transaction!', 'fluent-cart') |
| 344 |
], 422); |
| 345 |
} |
| 346 |
|
| 347 |
// Move the money ourselves — never trust the browser to have captured. |
| 348 |
// FluentCart creates the order with intent=CAPTURE, but the buyer only |
| 349 |
// AUTHORIZES it in the popup (status APPROVED). The funds are not captured |
| 350 |
// until we call capture server-side. An APPROVED-but-uncaptured order means |
| 351 |
// PayPal is holding $0; accepting it as paid delivers the product for free. |
| 352 |
if (Arr::get($payment_intent, 'status') === 'APPROVED') { |
| 353 |
$captured = $this->capturePayPalPayment($payPalReferenceId); |
| 354 |
|
| 355 |
if (is_wp_error($captured)) { |
| 356 |
// The normal (non-malicious) flow captures in the browser first, so by |
| 357 |
// the time we reach here the order may already be captured. That is |
| 358 |
// success, not failure: re-read the order and continue. Any other |
| 359 |
// capture error is fatal. |
| 360 |
if (!$this->isAlreadyCapturedError($captured)) { |
| 361 |
wp_send_json([ |
| 362 |
'status' => 'failed', |
| 363 |
'message' => $captured->get_error_message(), |
| 364 |
], 422); |
| 365 |
} |
| 366 |
|
| 367 |
$payment_intent = $this->verifyPayPalPayment($payPalReferenceId); |
| 368 |
if (is_wp_error($payment_intent)) { |
| 369 |
wp_send_json([ |
| 370 |
'status' => 'failed', |
| 371 |
'message' => $payment_intent->get_error_message(), |
| 372 |
], 422); |
| 373 |
} |
| 374 |
} else { |
| 375 |
$payment_intent = $captured; |
| 376 |
} |
| 377 |
} |
| 378 |
|
| 379 |
// Only a COMPLETED order (its capture actually moved money) counts as paid. |
| 380 |
// APPROVED is deliberately NOT accepted here. |
| 381 |
if (Arr::get($payment_intent, 'status') !== 'COMPLETED') { |
| 382 |
wp_send_json([ |
| 383 |
'status' => 'failed', |
| 384 |
'message' => __('Payment not completed!', 'fluent-cart') |
| 385 |
], 422); |
| 386 |
} |
| 387 |
|
| 388 |
$paidAmount = 0; |
| 389 |
$paidCurrency = ''; |
| 390 |
foreach (Arr::get($payment_intent, 'purchase_units', []) as $unit) { |
| 391 |
$paidAmount += Helper::toCent(Arr::get($unit, 'amount.value', 0)); |
| 392 |
if (!$paidCurrency) { |
| 393 |
$paidCurrency = strtoupper(Arr::get($unit, 'amount.currency_code', '')); |
| 394 |
} |
| 395 |
} |
| 396 |
|
| 397 |
if ($paidAmount != $transaction->total) { |
| 398 |
fluent_cart_warning_log( |
| 399 |
__('PayPal Amount Mismatch Attempt', 'fluent-cart'), |
| 400 |
sprintf( |
| 401 |
/* translators: %1$s: expected amount, %2$s: received amount */ |
| 402 |
__('Payment amount mismatch detected. Expected: %1$s, Received: %2$s. This may indicate payment tampering.', 'fluent-cart'), |
| 403 |
Helper::toDecimal($transaction->total), |
| 404 |
Helper::toDecimal($paidAmount) |
| 405 |
), |
| 406 |
[ |
| 407 |
'module_name' => 'order', |
| 408 |
'module_id' => $transaction->order_id, |
| 409 |
'log_type' => 'api' |
| 410 |
] |
| 411 |
); |
| 412 |
wp_send_json([ |
| 413 |
'status' => 'failed', |
| 414 |
'message' => __('Paid amount does not match with transaction amount!', 'fluent-cart') |
| 415 |
], 422); |
| 416 |
} |
| 417 |
|
| 418 |
if ($paidCurrency && $transaction->currency && strtoupper($transaction->currency) !== $paidCurrency) { |
| 419 |
fluent_cart_warning_log( |
| 420 |
__('PayPal Currency Mismatch Attempt', 'fluent-cart'), |
| 421 |
sprintf( |
| 422 |
/* translators: %1$s: expected currency, %2$s: received currency */ |
| 423 |
__('Payment currency mismatch detected. Expected: %1$s, Received: %2$s. This may indicate payment tampering.', 'fluent-cart'), |
| 424 |
$transaction->currency, |
| 425 |
$paidCurrency |
| 426 |
), |
| 427 |
[ |
| 428 |
'module_name' => 'order', |
| 429 |
'module_id' => $transaction->order_id, |
| 430 |
'log_type' => 'api' |
| 431 |
] |
| 432 |
); |
| 433 |
wp_send_json([ |
| 434 |
'status' => 'failed', |
| 435 |
'message' => __('Payment currency does not match with transaction currency!', 'fluent-cart') |
| 436 |
], 422); |
| 437 |
} |
| 438 |
|
| 439 |
$capture = Arr::get($payment_intent, 'purchase_units.0.payments.captures.0', []); |
| 440 |
$chargeId = Arr::get($capture, 'id', ''); |
| 441 |
$captureStatus = Arr::get($capture, 'status', ''); |
| 442 |
|
| 443 |
if ($captureStatus === 'PENDING') { |
| 444 |
if (!$this->recordPendingCapture($transaction, $capture)) { |
| 445 |
// The capture ID already belongs to another transaction. The eventual |
| 446 |
// PAYMENT.CAPTURE.COMPLETED webhook resolves by vendor_charge_id and will |
| 447 |
// update that other transaction, so this buyer must never be redirected |
| 448 |
// to a receipt that will now stay pending forever. |
| 449 |
wp_send_json([ |
| 450 |
'status' => 'failed', |
| 451 |
'message' => __('This PayPal payment has already been processed!', 'fluent-cart') |
| 452 |
], 422); |
| 453 |
} |
| 454 |
|
| 455 |
wp_send_json([ |
| 456 |
'status' => 'pending', |
| 457 |
'redirect_url' => $transaction->getReceiptPageUrl(true), |
| 458 |
'order' => [ |
| 459 |
'uuid' => $transaction->order->uuid |
| 460 |
], |
| 461 |
'message' => __('Your payment is being reviewed by PayPal. Your order will be confirmed once the payment is completed.', 'fluent-cart') |
| 462 |
], 202); |
| 463 |
} |
| 464 |
|
| 465 |
if (!$chargeId || $captureStatus !== 'COMPLETED') { |
| 466 |
wp_send_json([ |
| 467 |
'status' => 'failed', |
| 468 |
'message' => __('Payment not completed!', 'fluent-cart') |
| 469 |
], 422); |
| 470 |
} |
| 471 |
|
| 472 |
$duplicateCapture = false; |
| 473 |
|
| 474 |
$payPalCaptureLockAcquired = $this->acquirePayPalCaptureLock($chargeId); |
| 475 |
if (!$payPalCaptureLockAcquired) { |
| 476 |
wp_send_json([ |
| 477 |
'status' => 'failed', |
| 478 |
'message' => __('Payment confirmation is already processing. Please try again.', 'fluent-cart') |
| 479 |
], 409); |
| 480 |
} |
| 481 |
|
| 482 |
// Prevent a single PayPal capture from being applied to more than one |
| 483 |
// transaction (replay/duplicate-capture protection). |
| 484 |
try { |
| 485 |
$duplicateCapture = $this->hasExistingPayPalCapture($transaction, $chargeId); |
| 486 |
|
| 487 |
if (!$duplicateCapture) { |
| 488 |
// All Verified! Let's update the transaction and order |
| 489 |
(new Processor())->confirmPaymentSuccessByCharge($transaction, [ |
| 490 |
'vendor_charge_id' => $chargeId, |
| 491 |
'status' => Status::TRANSACTION_SUCCEEDED, |
| 492 |
'total' => $paidAmount, |
| 493 |
'payment_method_type' => 'PayPal', |
| 494 |
'meta' => [ |
| 495 |
'payer' => Arr::get($payment_intent, 'payer', []) |
| 496 |
], |
| 497 |
'payment_source' => Arr::get($payment_intent, 'payment_source', []), |
| 498 |
]); |
| 499 |
|
| 500 |
// System subscription: persist the vault token from the captured |
| 501 |
// order (or demote to manual when vaulting did not happen). |
| 502 |
(new Processor())->maybePersistVaultToken($transaction, $payment_intent); |
| 503 |
} |
| 504 |
} finally { |
| 505 |
if ($payPalCaptureLockAcquired) { |
| 506 |
$this->releasePayPalCaptureLock($chargeId); |
| 507 |
} |
| 508 |
} |
| 509 |
|
| 510 |
if ($duplicateCapture) { |
| 511 |
wp_send_json([ |
| 512 |
'status' => 'failed', |
| 513 |
'message' => __('This PayPal payment has already been processed!', 'fluent-cart') |
| 514 |
], 422); |
| 515 |
} |
| 516 |
|
| 517 |
wp_send_json([ |
| 518 |
'status' => 'success', |
| 519 |
'redirect_url' => $transaction->getReceiptPageUrl(true), |
| 520 |
'order' => [ |
| 521 |
'uuid' => $transaction->order->uuid |
| 522 |
], |
| 523 |
'message' => __('Payment has been paid successfully! Redirecting...', 'fluent-cart') |
| 524 |
]); |
| 525 |
} |
| 526 |
|
| 527 |
/** |
| 528 |
* AJAX confirmation of a zero-payable system checkout: the buyer approved |
| 529 |
* the vault setup token in PayPal's popup; exchange it for a durable payment |
| 530 |
* token, persist it on the subscription, and complete the $0 order. |
| 531 |
*/ |
| 532 |
public function confirmPayPalVaultSetup() |
| 533 |
{ |
| 534 |
$setupTokenId = sanitize_text_field(App::request()->get('setup_token', '')); |
| 535 |
$transactionHash = sanitize_text_field(App::request()->get('ref_id', '')); |
| 536 |
|
| 537 |
if (!$setupTokenId || !$transactionHash) { |
| 538 |
wp_send_json([ |
| 539 |
'status' => 'failed', |
| 540 |
'message' => __('No setup token!', 'fluent-cart') |
| 541 |
], 422); |
| 542 |
} |
| 543 |
|
| 544 |
$transaction = OrderTransaction::query() |
| 545 |
->where('uuid', $transactionHash) |
| 546 |
->where('transaction_type', Status::TRANSACTION_TYPE_CHARGE) |
| 547 |
->first(); |
| 548 |
|
| 549 |
if (!$transaction) { |
| 550 |
wp_send_json([ |
| 551 |
'status' => 'failed', |
| 552 |
'message' => __('Transaction not found!', 'fluent-cart') |
| 553 |
], 423); |
| 554 |
} |
| 555 |
|
| 556 |
// Bind the approval to THIS transaction — the setup token id was stored |
| 557 |
// on it at creation, so a forged ref_id/token pair can never match. |
| 558 |
if (Arr::get($transaction->meta ?? [], 'paypal_setup_token_id') !== $setupTokenId) { |
| 559 |
wp_send_json([ |
| 560 |
'status' => 'failed', |
| 561 |
'message' => __('Setup token does not match this transaction!', 'fluent-cart') |
| 562 |
], 422); |
| 563 |
} |
| 564 |
|
| 565 |
// Locked on the transaction uuid, not the token — a resubmission mints a |
| 566 |
// new token, and a token-keyed lock would not serialize the two. The |
| 567 |
// binding write in handleSetupOnlyPayment takes the same lock. |
| 568 |
$payPalVaultLockAcquired = Processor::acquireVaultTransactionLock($transactionHash); |
| 569 |
if (!$payPalVaultLockAcquired) { |
| 570 |
wp_send_json([ |
| 571 |
'status' => 'failed', |
| 572 |
'message' => __('Payment confirmation is already processing. Please try again.', 'fluent-cart') |
| 573 |
], 409); |
| 574 |
} |
| 575 |
|
| 576 |
$result = true; |
| 577 |
|
| 578 |
try { |
| 579 |
/** @var OrderTransaction $transaction */ |
| 580 |
$transaction = OrderTransaction::query()->find($transaction->id); |
| 581 |
|
| 582 |
// Re-check the binding under the lock — the setup token may have |
| 583 |
// been replaced since the pre-lock check, making this approval stale. |
| 584 |
if (Arr::get($transaction->meta ?? [], 'paypal_setup_token_id') !== $setupTokenId) { |
| 585 |
$result = new \WP_Error('stale_setup_token', __('This PayPal approval is no longer valid. Please try again.', 'fluent-cart')); |
| 586 |
} else { |
| 587 |
$result = (new Processor())->confirmVaultSetup($transaction, $setupTokenId); |
| 588 |
} |
| 589 |
} finally { |
| 590 |
if ($payPalVaultLockAcquired) { |
| 591 |
Processor::releaseVaultTransactionLock($transactionHash); |
| 592 |
} |
| 593 |
} |
| 594 |
|
| 595 |
if (is_wp_error($result)) { |
| 596 |
wp_send_json([ |
| 597 |
'status' => 'failed', |
| 598 |
'message' => $result->get_error_message() |
| 599 |
], 422); |
| 600 |
} |
| 601 |
|
| 602 |
wp_send_json([ |
| 603 |
'status' => 'success', |
| 604 |
'redirect_url' => $transaction->getReceiptPageUrl(true), |
| 605 |
'order' => [ |
| 606 |
'uuid' => $transaction->order->uuid |
| 607 |
], |
| 608 |
'message' => __('Your PayPal account has been saved successfully! Redirecting...', 'fluent-cart') |
| 609 |
]); |
| 610 |
} |
| 611 |
|
| 612 |
public function confirmPayPalSubscription() |
| 613 |
{ |
| 614 |
if (empty(App::request()->get('subscription_id')) || empty(App::request()->get('ref_id'))) { |
| 615 |
wp_send_json([ |
| 616 |
'status' => 'failed', |
| 617 |
'message' => __('No Subscription ID!', 'fluent-cart') |
| 618 |
], 423); |
| 619 |
} |
| 620 |
|
| 621 |
$subscriptionId = sanitize_text_field(App::request()->get('subscription_id')); |
| 622 |
|
| 623 |
$paypalSubscription = $this->getPayPalSubscription($subscriptionId); |
| 624 |
|
| 625 |
if (is_wp_error($paypalSubscription)) { |
| 626 |
wp_send_json([ |
| 627 |
'message' => $paypalSubscription->get_error_message(), |
| 628 |
'status' => 'failed', |
| 629 |
], 422); |
| 630 |
} |
| 631 |
|
| 632 |
|
| 633 |
$status = Arr::get($paypalSubscription, 'status', ''); |
| 634 |
|
| 635 |
if ($status != 'ACTIVE') { |
| 636 |
wp_send_json([ |
| 637 |
'status' => 'failed', |
| 638 |
'message' => __('Subscription is not active', 'fluent-cart') |
| 639 |
], 423); |
| 640 |
} |
| 641 |
|
| 642 |
$transaction = OrderTransaction::query()->where('uuid', sanitize_text_field(App::request()->get('ref_id')))->first(); |
| 643 |
|
| 644 |
if (!$transaction) { |
| 645 |
wp_send_json([ |
| 646 |
'status' => 'failed', |
| 647 |
'message' => __('Transaction not found!', 'fluent-cart') |
| 648 |
], 404); |
| 649 |
} |
| 650 |
|
| 651 |
$localSubscription = Subscription::query()->where('id', $transaction->subscription_id)->first(); |
| 652 |
|
| 653 |
if (!$localSubscription) { |
| 654 |
wp_send_json([ |
| 655 |
'status' => 'failed', |
| 656 |
'message' => __('Subscription not found!', 'fluent-cart') |
| 657 |
], 404); |
| 658 |
} |
| 659 |
|
| 660 |
// Bind the PayPal subscription to THIS local subscription. FluentCart sets |
| 661 |
// the local subscription uuid as the PayPal subscription custom_id at |
| 662 |
// creation (the same field the IPN webhook resolves by), so a forged ref_id |
| 663 |
// cannot point an unrelated active PayPal subscription at another customer's |
| 664 |
// transaction. |
| 665 |
$paypalCustomId = Arr::get($paypalSubscription, 'custom_id', ''); |
| 666 |
if ($paypalCustomId !== $localSubscription->uuid) { |
| 667 |
wp_send_json([ |
| 668 |
'status' => 'failed', |
| 669 |
'message' => __('PayPal subscription does not match this transaction!', 'fluent-cart') |
| 670 |
], 422); |
| 671 |
} |
| 672 |
|
| 673 |
// Prevent the same PayPal subscription from being bound to more than one |
| 674 |
// local subscription (reuse protection). |
| 675 |
$alreadyUsed = Subscription::query() |
| 676 |
->where('vendor_subscription_id', $subscriptionId) |
| 677 |
->where('id', '!=', $localSubscription->id) |
| 678 |
->first(); |
| 679 |
if ($alreadyUsed) { |
| 680 |
wp_send_json([ |
| 681 |
'status' => 'failed', |
| 682 |
'message' => __('This PayPal subscription has already been used!', 'fluent-cart') |
| 683 |
], 422); |
| 684 |
} |
| 685 |
|
| 686 |
// Verify the PayPal subscription's plan matches the expected plan |
| 687 |
if ($localSubscription && $localSubscription->vendor_plan_id) { |
| 688 |
$paypalPlanId = Arr::get($paypalSubscription, 'plan_id', ''); |
| 689 |
if ($paypalPlanId && $paypalPlanId !== $localSubscription->vendor_plan_id) { |
| 690 |
fluent_cart_add_log( |
| 691 |
'PayPal Subscription Plan Mismatch', |
| 692 |
'The PayPal subscription plan ID does not match the expected plan ID for this subscription. This may indicate a configuration issue or potential tampering.', |
| 693 |
[ |
| 694 |
'module_name' => 'subscription', |
| 695 |
'module_id' => $localSubscription->id, |
| 696 |
'log_type' => 'api' |
| 697 |
] |
| 698 |
); |
| 699 |
|
| 700 |
wp_send_json([ |
| 701 |
'status' => 'failed', |
| 702 |
'message' => __('PayPal subscription plan does not match the expected plan.', 'fluent-cart') |
| 703 |
], 422); |
| 704 |
} |
| 705 |
} |
| 706 |
|
| 707 |
$subscriptionModel = (new Processor())->activateSubscription($paypalSubscription, $transaction); |
| 708 |
|
| 709 |
if (!$subscriptionModel || !in_array($subscriptionModel->status, [Status::SUBSCRIPTION_ACTIVE, Status::SUBSCRIPTION_TRIALING], true)) { |
| 710 |
wp_send_json([ |
| 711 |
'status' => 'failed', |
| 712 |
'message' => __('Subscription activation failed.', 'fluent-cart') |
| 713 |
], 422); |
| 714 |
} |
| 715 |
|
| 716 |
wp_send_json([ |
| 717 |
'status' => 'success', |
| 718 |
'message' => __('Subscription has been activated successfully!', 'fluent-cart'), |
| 719 |
'redirect_url' => $transaction->getReceiptPageUrl(true), |
| 720 |
'order' => [ |
| 721 |
'uuid' => $transaction->order->uuid |
| 722 |
], |
| 723 |
], 200); |
| 724 |
} |
| 725 |
|
| 726 |
protected function getPayPalSubscription($subscriptionId) |
| 727 |
{ |
| 728 |
return API::getResource('billing/subscriptions/' . $subscriptionId); |
| 729 |
} |
| 730 |
|
| 731 |
protected function verifyPayPalPayment($payPalReferenceId) |
| 732 |
{ |
| 733 |
return API::verifyPayment($payPalReferenceId); |
| 734 |
} |
| 735 |
|
| 736 |
protected function capturePayPalPayment($payPalReferenceId) |
| 737 |
{ |
| 738 |
return API::captureOrder($payPalReferenceId); |
| 739 |
} |
| 740 |
|
| 741 |
/** |
| 742 |
* Detects PayPal's "this order was already captured" response. In the normal flow the |
| 743 |
* browser captures first, so our server-side capture of the same order legitimately |
| 744 |
* fails with 422 UNPROCESSABLE_ENTITY / issue ORDER_ALREADY_CAPTURED — that is expected |
| 745 |
* and must be treated as success (re-GET the order), not as a payment failure. |
| 746 |
* |
| 747 |
* @param \WP_Error $error |
| 748 |
* @return bool |
| 749 |
*/ |
| 750 |
protected function isAlreadyCapturedError($error) |
| 751 |
{ |
| 752 |
if ($error->get_error_code() === 'ORDER_ALREADY_CAPTURED') { |
| 753 |
return true; |
| 754 |
} |
| 755 |
|
| 756 |
$body = $error->get_error_data(); |
| 757 |
if (is_array($body)) { |
| 758 |
$issue = Arr::get($body, 'details.0.issue', ''); |
| 759 |
if ($issue === 'ORDER_ALREADY_CAPTURED') { |
| 760 |
return true; |
| 761 |
} |
| 762 |
} |
| 763 |
|
| 764 |
return false; |
| 765 |
} |
| 766 |
|
| 767 |
/** |
| 768 |
* A PENDING capture has moved no money. Bind its id to the transaction so the |
| 769 |
* PAYMENT.CAPTURE.COMPLETED webhook resolves it without the order-lookup |
| 770 |
* fallback, and record PayPal's hold reason (ECHECK, PENDING_REVIEW, |
| 771 |
* RECEIVING_PREFERENCE_MANDATES_MANUAL_ACTION, ...) on the order for support. |
| 772 |
* |
| 773 |
* Shares the completed-path capture lock so a concurrent confirmation for the |
| 774 |
* same charge id cannot bind it to two transactions. Returns false when the |
| 775 |
* charge id already belongs to another transaction — the caller must not treat |
| 776 |
* that as pending-for-this-order. |
| 777 |
* |
| 778 |
* @param OrderTransaction $transaction |
| 779 |
* @param array $capture |
| 780 |
* @return bool |
| 781 |
*/ |
| 782 |
protected function recordPendingCapture(OrderTransaction $transaction, $capture) |
| 783 |
{ |
| 784 |
$chargeId = Arr::get($capture, 'id', ''); |
| 785 |
|
| 786 |
if (!$chargeId) { |
| 787 |
return true; |
| 788 |
} |
| 789 |
|
| 790 |
if ($transaction->vendor_charge_id === $chargeId) { |
| 791 |
return true; |
| 792 |
} |
| 793 |
|
| 794 |
$payPalCaptureLockAcquired = $this->acquirePayPalCaptureLock($chargeId); |
| 795 |
if (!$payPalCaptureLockAcquired) { |
| 796 |
return false; |
| 797 |
} |
| 798 |
|
| 799 |
try { |
| 800 |
if ($this->hasExistingPayPalCapture($transaction, $chargeId)) { |
| 801 |
return false; |
| 802 |
} |
| 803 |
|
| 804 |
if (!$transaction->vendor_charge_id) { |
| 805 |
$transaction->update([ |
| 806 |
'vendor_charge_id' => $chargeId, |
| 807 |
'payment_method' => 'paypal', |
| 808 |
]); |
| 809 |
} |
| 810 |
} finally { |
| 811 |
$this->releasePayPalCaptureLock($chargeId); |
| 812 |
} |
| 813 |
|
| 814 |
$reason = Arr::get($capture, 'status_details.reason', ''); |
| 815 |
|
| 816 |
fluent_cart_add_log( |
| 817 |
__('PayPal Payment Pending', 'fluent-cart'), |
| 818 |
sprintf( |
| 819 |
/* translators: %1$s: PayPal capture id, %2$s: PayPal hold reason */ |
| 820 |
__('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'), |
| 821 |
$chargeId ? $chargeId : 'unknown', |
| 822 |
$reason ? $reason : 'unknown' |
| 823 |
), |
| 824 |
'info', |
| 825 |
[ |
| 826 |
'module_name' => 'order', |
| 827 |
'module_id' => $transaction->order_id, |
| 828 |
'log_type' => 'api' |
| 829 |
] |
| 830 |
); |
| 831 |
|
| 832 |
return true; |
| 833 |
} |
| 834 |
|
| 835 |
protected function hasExistingPayPalCapture(OrderTransaction $transaction, $chargeId) |
| 836 |
{ |
| 837 |
return (bool) OrderTransaction::query() |
| 838 |
->where('vendor_charge_id', $chargeId) |
| 839 |
->where('id', '!=', $transaction->id) |
| 840 |
->first(); |
| 841 |
} |
| 842 |
|
| 843 |
protected function acquirePayPalCaptureLock($chargeId) |
| 844 |
{ |
| 845 |
global $wpdb; |
| 846 |
|
| 847 |
$result = $wpdb->get_var($wpdb->prepare( |
| 848 |
'SELECT GET_LOCK(%s, %d)', |
| 849 |
$this->getPayPalCaptureLockName($chargeId), |
| 850 |
10 |
| 851 |
)); |
| 852 |
|
| 853 |
return (string) $result === '1'; |
| 854 |
} |
| 855 |
|
| 856 |
protected function releasePayPalCaptureLock($chargeId) |
| 857 |
{ |
| 858 |
global $wpdb; |
| 859 |
|
| 860 |
$wpdb->get_var($wpdb->prepare( |
| 861 |
'SELECT RELEASE_LOCK(%s)', |
| 862 |
$this->getPayPalCaptureLockName($chargeId) |
| 863 |
)); |
| 864 |
} |
| 865 |
|
| 866 |
protected function getPayPalCaptureLockName($chargeId) |
| 867 |
{ |
| 868 |
return 'fluent_cart_paypal_capture_' . md5($chargeId); |
| 869 |
} |
| 870 |
|
| 871 |
public function getClientId($value, $args) |
| 872 |
{ |
| 873 |
return $this->settings->getPublicKey(); |
| 874 |
} |
| 875 |
|
| 876 |
public function handleIPN() |
| 877 |
{ |
| 878 |
if (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] != 'POST') { |
| 879 |
return; |
| 880 |
} |
| 881 |
|
| 882 |
(new IPN())->processWebhook(); |
| 883 |
exit(200); |
| 884 |
} |
| 885 |
|
| 886 |
public function getTransactionUrl($url, $data) |
| 887 |
{ |
| 888 |
if (Arr::get($data, 'payment_mode') === 'test') { |
| 889 |
return 'https://www.sandbox.paypal.com/activity/payment/' . Arr::get($data, 'vendor_charge_id'); |
| 890 |
} |
| 891 |
|
| 892 |
return 'https://www.paypal.com/activity/payment/' . Arr::get($data, 'vendor_charge_id'); |
| 893 |
} |
| 894 |
|
| 895 |
public function appAuthenticator($request) |
| 896 |
{ |
| 897 |
ConnectConfig::parseConnectInfos($request); |
| 898 |
} |
| 899 |
|
| 900 |
public function getSubscriptionUrl($url, $data) |
| 901 |
{ |
| 902 |
if (Arr::get($data, 'payment_mode') === 'test') { |
| 903 |
return 'https://www.sandbox.paypal.com/billing/subscriptions/' . Arr::get($data, 'vendor_subscription_id'); |
| 904 |
} |
| 905 |
|
| 906 |
return 'https://www.paypal.com/billing/subscriptions' . Arr::get($data, 'vendor_subscription_id'); |
| 907 |
} |
| 908 |
|
| 909 |
public static function beforeSettingsUpdate($data, $oldSettings): array |
| 910 |
{ |
| 911 |
if (Arr::get($data, 'payment_mode') === 'live') { |
| 912 |
$data['live_client_secret'] = Helper::encryptKey($data['live_client_secret']); |
| 913 |
} else { |
| 914 |
$data['test_client_secret'] = Helper::encryptKey($data['test_client_secret']); |
| 915 |
} |
| 916 |
|
| 917 |
if (isset($data['define_test_keys'])) { |
| 918 |
unset($data['define_test_keys']); |
| 919 |
} |
| 920 |
if (isset($data['define_live_keys'])) { |
| 921 |
unset($data['define_live_keys']); |
| 922 |
} |
| 923 |
//clean existing access token if exist, fix for: api key change authentication error |
| 924 |
fluent_cart_update_option('_paypal_access_token_' . Arr::get($data, 'payment_mode'), []); |
| 925 |
|
| 926 |
return $data; |
| 927 |
} |
| 928 |
|
| 929 |
public function isEnabled(): bool |
| 930 |
{ |
| 931 |
return $this->settings->isActive(); |
| 932 |
} |
| 933 |
|
| 934 |
/** |
| 935 |
* Connect configuration should return |
| 936 |
*/ |
| 937 |
public function getConnectInfo() |
| 938 |
{ |
| 939 |
return ConnectConfig::getConnectConfig(); |
| 940 |
} |
| 941 |
|
| 942 |
public function disconnect($data) |
| 943 |
{ |
| 944 |
return ConnectConfig::disconnect($data); |
| 945 |
} |
| 946 |
|
| 947 |
public function getWebhookInfo($mode = 'test') |
| 948 |
{ |
| 949 |
$webhookId = $this->settings->get($mode . '_webhook_id'); |
| 950 |
$webhookEvents = $this->settings->get($mode . '_webhook_events'); |
| 951 |
|
| 952 |
if (!$webhookId || !$webhookEvents) { |
| 953 |
return false; |
| 954 |
} |
| 955 |
|
| 956 |
/** |
| 957 |
* return string |
| 958 |
* webhook url also in code formatted and add copy button |
| 959 |
* webhook id |
| 960 |
* webhook events (list of events, and every list item should be code formatted), if not empty |
| 961 |
* $webhookUrl = home_url('/wp-json/fluent-cart/v2/webhook?fct_payment_listener=1&method=paypal') |
| 962 |
*/ |
| 963 |
|
| 964 |
$webhookInfo = ''; |
| 965 |
if ($webhookId) { |
| 966 |
$webhookInfo .= '<p><b>' . __('Webhook (No further setup needed) :', 'fluent-cart') . '</b><span style="color:green;">Your webhook <code class="copyable-content">' . $webhookId . '</code> is connected!</span> </p>'; |
| 967 |
} |
| 968 |
if ($webhookEvents) { |
| 969 |
$webhookInfo .= '<p>' . __('and now watching for Webhook Events listed bellow:', 'fluent-cart') . '</p><p style="word-wrap: break-word; |
| 970 |
font-size: 12px;" class="copyable-content">'; |
| 971 |
foreach ($webhookEvents as $event) { |
| 972 |
$webhookInfo .= $event['name'] . ' | '; |
| 973 |
} |
| 974 |
$webhookInfo .= '</p>'; |
| 975 |
} |
| 976 |
|
| 977 |
return $webhookInfo; |
| 978 |
} |
| 979 |
|
| 980 |
public function fields() |
| 981 |
{ |
| 982 |
$testSchema = [ |
| 983 |
'webhook_instruction' => [ |
| 984 |
'value' => Webhook::webhookInstruction(), |
| 985 |
'label' => __('Webhook Setup', 'fluent-cart'), |
| 986 |
'type' => 'html_attr' |
| 987 |
], |
| 988 |
'test_webhook_id' => [ |
| 989 |
'value' => '', |
| 990 |
'placeholder' => 'Webhook ID', |
| 991 |
'required' => true, |
| 992 |
'label' => __('Test Webhook ID (Copy the webhook id and paste bellow)', 'fluent-cart'), |
| 993 |
'type' => 'text' |
| 994 |
], |
| 995 |
]; |
| 996 |
|
| 997 |
$liveSchema = [ |
| 998 |
'webhook_instruction' => [ |
| 999 |
'value' => Webhook::webhookInstruction(), |
| 1000 |
'label' => __('Webhook Setup', 'fluent-cart'), |
| 1001 |
'type' => 'html_attr' |
| 1002 |
], |
| 1003 |
'live_webhook_id' => [ |
| 1004 |
'value' => '', |
| 1005 |
'placeholder' => 'Webhook ID', |
| 1006 |
'required' => true, |
| 1007 |
'label' => __('Live Webhook ID (Copy the webhook id and paste bellow)', 'fluent-cart'), |
| 1008 |
'type' => 'text' |
| 1009 |
], |
| 1010 |
]; |
| 1011 |
|
| 1012 |
// if not defined property then no need to show webhook instruction |
| 1013 |
if ($this->settings->getProviderType() !== 'api_keys') { |
| 1014 |
$testSchema = []; |
| 1015 |
$liveSchema = []; |
| 1016 |
} |
| 1017 |
|
| 1018 |
$payPalFields = array( |
| 1019 |
'notice' => [ |
| 1020 |
'value' => $this->renderStoreModeNotice(), |
| 1021 |
'label' => __('PayPal', 'fluent-cart'), |
| 1022 |
'type' => 'notice' |
| 1023 |
], |
| 1024 |
'payment_mode' => [ |
| 1025 |
'type' => 'tabs', |
| 1026 |
'schema' => [ |
| 1027 |
[ |
| 1028 |
'type' => 'tab', |
| 1029 |
'label' => __('Live credentials', 'fluent-cart'), |
| 1030 |
'value' => 'live', |
| 1031 |
'schema' => $liveSchema |
| 1032 |
], |
| 1033 |
[ |
| 1034 |
'type' => 'tab', |
| 1035 |
'label' => __('Test credentials', 'fluent-cart'), |
| 1036 |
'value' => 'test', |
| 1037 |
'schema' => $testSchema |
| 1038 |
] |
| 1039 |
] |
| 1040 |
], |
| 1041 |
'provider' => array( |
| 1042 |
'value' => $this->settings->getProviderType(), |
| 1043 |
'label' => __('Provider', 'fluent-cart'), |
| 1044 |
'type' => 'provider' |
| 1045 |
), |
| 1046 |
'webhook_info_test' => array( |
| 1047 |
'info' => $this->getWebhookInfo('test'), |
| 1048 |
'label' => __('Webhook Info', 'fluent-cart'), |
| 1049 |
'type' => 'webhook_info', |
| 1050 |
'mode' => 'test' |
| 1051 |
), |
| 1052 |
'webhook_info_live' => array( |
| 1053 |
'info' => $this->getWebhookInfo('live'), |
| 1054 |
'label' => __('Webhook Info', 'fluent-cart'), |
| 1055 |
'type' => 'webhook_info', |
| 1056 |
'mode' => 'live' |
| 1057 |
), |
| 1058 |
'is_pro_item' => array( |
| 1059 |
'value' => 'no', |
| 1060 |
'label' => __('PayPal', 'fluent-cart'), |
| 1061 |
'type' => 'validate' |
| 1062 |
), |
| 1063 |
); |
| 1064 |
|
| 1065 |
return $payPalFields; |
| 1066 |
} |
| 1067 |
|
| 1068 |
public function webHookPaymentMethodName() |
| 1069 |
{ |
| 1070 |
return $this->methodSlug; |
| 1071 |
} |
| 1072 |
|
| 1073 |
public static function validateSettings($data): array |
| 1074 |
{ |
| 1075 |
$mode = Arr::get($data, 'payment_mode', 'test'); |
| 1076 |
$provider = Arr::get($data, 'provider', 'connect'); |
| 1077 |
|
| 1078 |
if ($provider === 'api_keys') { |
| 1079 |
if ($mode === 'live') { |
| 1080 |
$clientId = defined('FCT_PAYPAL_LIVE_PUBLIC_KEY') ? FCT_PAYPAL_LIVE_PUBLIC_KEY : Arr::get($data, 'live_client_id'); |
| 1081 |
$clientSecret = defined('FCT_PAYPAL_LIVE_SECRET_KEY') ? FCT_PAYPAL_LIVE_SECRET_KEY : Arr::get($data, 'live_client_secret'); |
| 1082 |
} else { |
| 1083 |
$clientId = defined('FCT_PAYPAL_TEST_PUBLIC_KEY') ? FCT_PAYPAL_TEST_PUBLIC_KEY : Arr::get($data, 'test_client_id'); |
| 1084 |
$clientSecret = defined('FCT_PAYPAL_TEST_SECRET_KEY') ? FCT_PAYPAL_TEST_SECRET_KEY : Arr::get($data, 'test_client_secret'); |
| 1085 |
} |
| 1086 |
|
| 1087 |
return static::validateApiCredentials($clientId, $clientSecret, $mode); |
| 1088 |
|
| 1089 |
} |
| 1090 |
|
| 1091 |
$clientId = Arr::get($data, "{$mode}_client_id"); |
| 1092 |
$clientSecret = Arr::get($data, "{$mode}_client_secret"); |
| 1093 |
|
| 1094 |
if (!$clientId || !$clientSecret) { |
| 1095 |
return [ |
| 1096 |
'status' => 'failed', |
| 1097 |
'message' => $mode === 'live' ? __('PayPal live credentials are required!', 'fluent-cart') : __('PayPal test credentials are required!', 'fluent-cart'), |
| 1098 |
]; |
| 1099 |
} |
| 1100 |
|
| 1101 |
return [ |
| 1102 |
'status' => 'success', |
| 1103 |
'message' => __('Credentials are valid!', 'fluent-cart') |
| 1104 |
]; |
| 1105 |
|
| 1106 |
} |
| 1107 |
|
| 1108 |
private static function validateApiCredentials($clientId, $clientSecret, $mode): array |
| 1109 |
{ |
| 1110 |
$result = API::validateCredentials($clientId, $clientSecret, $mode); |
| 1111 |
|
| 1112 |
if (is_wp_error($result)) { |
| 1113 |
return [ |
| 1114 |
'status' => 'failed', |
| 1115 |
'message' => $result->get_error_message() |
| 1116 |
]; |
| 1117 |
} |
| 1118 |
|
| 1119 |
return [ |
| 1120 |
'status' => 'success', |
| 1121 |
'message' => __('Credentials are valid!', 'fluent-cart') |
| 1122 |
]; |
| 1123 |
|
| 1124 |
} |
| 1125 |
|
| 1126 |
/* |
| 1127 |
* Default sdk enqueue version is the plugin version |
| 1128 |
* if any sdk require a specific version, then override this method |
| 1129 |
* or to remove a version, return null |
| 1130 |
*/ |
| 1131 |
public function getEnqueueVersion() |
| 1132 |
{ |
| 1133 |
return null; |
| 1134 |
} |
| 1135 |
|
| 1136 |
public function getEnqueueScriptSrc($hasSubscription = false): array |
| 1137 |
{ |
| 1138 |
if ($this->settings->get('checkout_mode') !== 'paypal_pro') { |
| 1139 |
return []; |
| 1140 |
} |
| 1141 |
|
| 1142 |
$clientId = $this->settings->getPublicKey(); |
| 1143 |
$clientId = sanitize_text_field($clientId); |
| 1144 |
|
| 1145 |
$sdkSrc = 'https://www.paypal.com/sdk/js?client-id=' . $clientId; |
| 1146 |
|
| 1147 |
$renderAsSubscription = $this->shouldRenderAsSubscriptionMode($hasSubscription); |
| 1148 |
|
| 1149 |
if ($renderAsSubscription) { |
| 1150 |
$sdkSrc = add_query_arg(array('vault' => 'true', 'intent' => 'subscription'), $sdkSrc); |
| 1151 |
} else { |
| 1152 |
$sdkSrc = add_query_arg(array('currency' => strtoupper(CurrencySettings::get('currency')), 'intent' => 'capture'), $sdkSrc); |
| 1153 |
|
| 1154 |
if ($this->isZeroPayableSetupCheckout($hasSubscription)) { |
| 1155 |
$idToken = API::getUserIdToken(); |
| 1156 |
if (!is_wp_error($idToken) && $idToken) { |
| 1157 |
$this->vaultUserIdToken = $idToken; |
| 1158 |
} else { |
| 1159 |
// The vault buttons cannot start without the SDK id token — |
| 1160 |
// tell the checkout JS to show an error, not a dead button. |
| 1161 |
$this->vaultSetupUnavailable = true; |
| 1162 |
if (is_wp_error($idToken)) { |
| 1163 |
fluent_cart_add_log('PayPal Vault Setup', $idToken->get_error_message(), 'error', ['log_type' => 'payment']); |
| 1164 |
} |
| 1165 |
} |
| 1166 |
} |
| 1167 |
} |
| 1168 |
$sdkSrc = apply_filters('fluent_cart/payments/paypal_sdk_src', $sdkSrc, []); |
| 1169 |
|
| 1170 |
return [ |
| 1171 |
[ |
| 1172 |
'handle' => 'fluent-cart-checkout-sdk-paypal', |
| 1173 |
'src' => $sdkSrc, |
| 1174 |
], |
| 1175 |
[ |
| 1176 |
'handle' => 'fluent-cart-checkout-handler-paypal', |
| 1177 |
'src' => Vite::getEnqueuePath('public/payment-methods/paypal-checkout.js'), |
| 1178 |
'deps' => ['fluent-cart-checkout-sdk-paypal'] |
| 1179 |
] |
| 1180 |
]; |
| 1181 |
} |
| 1182 |
|
| 1183 |
public function getLocalizeData(): array |
| 1184 |
{ |
| 1185 |
return [ |
| 1186 |
'fct_paypal_data' => [ |
| 1187 |
'vault_setup_unavailable' => $this->vaultSetupUnavailable ? 'yes' : 'no', |
| 1188 |
'translations' => [ |
| 1189 |
'PayPal is temporarily unavailable for this checkout. Please choose another payment method or try again later.' => __('PayPal is temporarily unavailable for this checkout. Please choose another payment method or try again later.', 'fluent-cart'), |
| 1190 |
'uuid not found' => __('uuid not found', 'fluent-cart'), |
| 1191 |
'Choose any option to continue' => __('Choose any option to continue', 'fluent-cart'), |
| 1192 |
'An unknown error occurred' => __('An unknown error occurred', 'fluent-cart'), |
| 1193 |
'An error occurred while loading PayPal.' => __('An error occurred while loading PayPal.', 'fluent-cart'), |
| 1194 |
'Loading Payment Processor...' => __('Loading Payment Processor...', 'fluent-cart'), |
| 1195 |
'Order creation failed' => __('Order creation failed', 'fluent-cart'), |
| 1196 |
'Not proper order handler' => __('Not proper order handler', 'fluent-cart'), |
| 1197 |
'No Subscription ID' => __('No Subscription ID', 'fluent-cart'), |
| 1198 |
'no processing' => __('no processing', 'fluent-cart'), |
| 1199 |
'not proper order handler' => __('not proper order handler', 'fluent-cart'), |
| 1200 |
'Payment confirmation failed' => __('Payment confirmation failed', 'fluent-cart'), |
| 1201 |
] |
| 1202 |
] |
| 1203 |
]; |
| 1204 |
} |
| 1205 |
|
| 1206 |
public function processRefund($transaction, $amount, $args) |
| 1207 |
{ |
| 1208 |
if (!$amount) { |
| 1209 |
return new \WP_Error( |
| 1210 |
'fluent_cart_stripe_refund_error', |
| 1211 |
__('Refund amount is required.', 'fluent-cart') |
| 1212 |
); |
| 1213 |
} |
| 1214 |
|
| 1215 |
return PayPalHelper::processRemoteRefund($transaction, $amount, $args); |
| 1216 |
} |
| 1217 |
|
| 1218 |
public function getOrderInfo($data) |
| 1219 |
{ |
| 1220 |
$checkOutHelper = CartCheckoutHelper::make(); |
| 1221 |
$totalPrice = $this->getPayableNowTotal(); |
| 1222 |
|
| 1223 |
$items = $checkOutHelper->getItems(); |
| 1224 |
$hasSubscription = $this->validateSubscriptions($items); |
| 1225 |
|
| 1226 |
$clientId = $this->settings->getPublicKey(); |
| 1227 |
|
| 1228 |
if (empty($clientId)) { |
| 1229 |
$message = __('Please provide a valid Client Id!', 'fluent-cart'); |
| 1230 |
fluent_cart_add_log('PayPal Credential Validation', $message, 'error', ['log_type' => 'payment']); |
| 1231 |
wp_send_json([ |
| 1232 |
'status' => 'failed', |
| 1233 |
'message' => __('No valid Client ID found!', 'fluent-cart') |
| 1234 |
], 422); |
| 1235 |
} |
| 1236 |
|
| 1237 |
$paymentArgs['public_key'] = $clientId; |
| 1238 |
|
| 1239 |
$paymentDetails = [ |
| 1240 |
'mode' => 'payment', |
| 1241 |
'amount' => number_format(Helper::toDecimalWithoutComma($totalPrice), 2, '.', ''), |
| 1242 |
'currency' => strtoupper(CurrencySettings::get('currency')), |
| 1243 |
]; |
| 1244 |
|
| 1245 |
$renderAsSubscription = $this->shouldRenderAsSubscriptionMode($hasSubscription); |
| 1246 |
|
| 1247 |
if ($renderAsSubscription) { |
| 1248 |
$paymentDetails['mode'] = 'subscription'; |
| 1249 |
} |
| 1250 |
|
| 1251 |
// System (auto-charged, store-billed) checkout: the buyer's PayPal account |
| 1252 |
// is vaulted during the purchase — disclose the save-and-auto-charge next |
| 1253 |
// to the PayPal button (PayPal's approval popup carries the agreement too). |
| 1254 |
$systemConsent = ''; |
| 1255 |
if (!$renderAsSubscription && \FluentCart\App\Modules\Subscriptions\Services\SubscriptionManagementMode::currentCheckoutIsSystem($this)) { |
| 1256 |
$systemConsent = __('Your PayPal account will be saved securely and charged automatically on each renewal date. You can cancel any time from your account.', 'fluent-cart'); |
| 1257 |
|
| 1258 |
// Nothing payable now (free trial): buttons render the vault |
| 1259 |
// setup-token flow. The disclosure stays informational — PayPal's |
| 1260 |
// approval popup itself carries the explicit save agreement. |
| 1261 |
if ($totalPrice <= 0) { |
| 1262 |
$paymentDetails['mode'] = 'setup'; |
| 1263 |
} |
| 1264 |
} |
| 1265 |
|
| 1266 |
$this->checkCurrencySupport(); |
| 1267 |
|
| 1268 |
wp_send_json( |
| 1269 |
[ |
| 1270 |
'data' => [], |
| 1271 |
'payment_args' => $paymentArgs, |
| 1272 |
'message' => __('Order info retrieved!', 'fluent-cart'), |
| 1273 |
'intent' => $paymentDetails, |
| 1274 |
'system_consent' => $systemConsent, |
| 1275 |
], |
| 1276 |
200 |
| 1277 |
); |
| 1278 |
|
| 1279 |
} |
| 1280 |
|
| 1281 |
public function checkCurrencySupport() |
| 1282 |
{ |
| 1283 |
$currency = CurrencySettings::get('currency'); |
| 1284 |
|
| 1285 |
if (!in_array(strtoupper($currency), self::getPaypalSupportedCurrency())) { |
| 1286 |
wp_send_json([ |
| 1287 |
'status' => 'failed', |
| 1288 |
'message' => __('PayPal does not support the currency you are using!', 'fluent-cart') |
| 1289 |
], 422); |
| 1290 |
} |
| 1291 |
} |
| 1292 |
|
| 1293 |
public function isCurrencySupported(): bool |
| 1294 |
{ |
| 1295 |
$currency = CurrencySettings::get('currency'); |
| 1296 |
return in_array(strtoupper($currency), self::getPaypalSupportedCurrency()); |
| 1297 |
} |
| 1298 |
|
| 1299 |
public static function getPaypalSupportedCurrency(): array |
| 1300 |
{ |
| 1301 |
return [ |
| 1302 |
'USD', 'EUR', 'GBP', 'AUD', 'CAD', 'JPY', 'NZD', 'CHF', 'HKD', 'SGD', 'SEK', 'DKK', 'PLN', 'NOK', 'HUF', 'CZK', 'ILS', 'MXN', 'MYR', 'BRL', 'PHP', 'TWD', 'THB' |
| 1303 |
]; |
| 1304 |
} |
| 1305 |
|
| 1306 |
public function acceptRemoteDispute($transaction, $args = []) |
| 1307 |
{ |
| 1308 |
$disputeId = Arr::get($transaction->meta, 'dispute_id'); |
| 1309 |
$dispute = (new API())->getResource('customer/disputes/'. $disputeId); |
| 1310 |
|
| 1311 |
if (!$disputeId) { |
| 1312 |
$dispute = (new API())->getResource('customer/disputes/'. $disputeId); |
| 1313 |
|
| 1314 |
if (is_wp_error($dispute) || empty($dispute['dispute_id'])) { |
| 1315 |
new \WP_Error('No dispute ID found!', __('Please check PayPal if the dispute is already accepted or not!', 'fluent-cart')); |
| 1316 |
} |
| 1317 |
|
| 1318 |
$disputeId = Arr::get($dispute, 'dispute_id'); |
| 1319 |
} |
| 1320 |
|
| 1321 |
$note = Arr::get($args, 'dispute_note', 'Accepted full dispute claim!'); |
| 1322 |
|
| 1323 |
$closeDispute = (new API())->createResource('customer/disputes/' . $disputeId . '/accept-claim', ['note' => $note]); |
| 1324 |
|
| 1325 |
if (is_wp_error($closeDispute)) { |
| 1326 |
return $closeDispute; |
| 1327 |
} |
| 1328 |
|
| 1329 |
return $closeDispute; |
| 1330 |
} |
| 1331 |
|
| 1332 |
} |
| 1333 |
|
