| 1 |
<?php |
| 2 |
|
| 3 |
namespace FluentCart\App\Modules\PaymentMethods\StripeGateway; |
| 4 |
|
| 5 |
use FluentCart\App\App; |
| 6 |
use FluentCart\App\Helpers\CurrenciesHelper; |
| 7 |
use FluentCart\App\Models\Cart; |
| 8 |
use FluentCart\App\Modules\PaymentMethods\StripeGateway\API\API; |
| 9 |
use FluentCart\App\Services\Payments\PaymentInstance; |
| 10 |
use FluentCart\App\Helpers\Helper; |
| 11 |
use FluentCart\Framework\Support\Arr; |
| 12 |
|
| 13 |
class Processor |
| 14 |
{ |
| 15 |
/** |
| 16 |
* The return URL handed to Stripe for an onsite confirm. |
| 17 |
* |
| 18 |
* Onsite normally never navigates (`redirect: 'if_required'`), but an |
| 19 |
* issuer that forces a full 3DS redirect sends the buyer here. Deliberately |
| 20 |
* unfiltered: this is a machine contract dispatched by core WebRoutes to |
| 21 |
* the fluent_cart_action_fct_stripe_onsite_return action, which confirms |
| 22 |
* before the buyer is sent anywhere. |
| 23 |
* |
| 24 |
* @param \FluentCart\App\Models\OrderTransaction $transaction |
| 25 |
* @return string |
| 26 |
*/ |
| 27 |
public static function getOnsiteGatewayReturnUrl($transaction) |
| 28 |
{ |
| 29 |
return site_url('?fluent-cart=fct_stripe_onsite_return&trx_hash=' . $transaction->uuid); |
| 30 |
} |
| 31 |
|
| 32 |
/** |
| 33 |
* The return URL handed to Stripe for hosted checkout sessions. |
| 34 |
* |
| 35 |
* Deliberately unfiltered: this URL is a machine contract dispatched by |
| 36 |
* core WebRoutes to the fluent_cart_action_fct_stripe_hosted action, |
| 37 |
* which confirms the session. The buyer's real destination — |
| 38 |
* fluent_cart/payment/success_url — is applied AFTER confirmation, in |
| 39 |
* the hosted-return redirect. |
| 40 |
* |
| 41 |
* @param \FluentCart\App\Models\OrderTransaction $transaction |
| 42 |
* @return string |
| 43 |
*/ |
| 44 |
public static function getHostedGatewayReturnUrl($transaction) |
| 45 |
{ |
| 46 |
return site_url('?fluent-cart=fct_stripe_hosted&trx_hash=' . $transaction->uuid); |
| 47 |
} |
| 48 |
|
| 49 |
public function handleSubscription(PaymentInstance $paymentInstance, $paymentArgs) |
| 50 |
{ |
| 51 |
$stripeSettings = new StripeSettingsBase(); |
| 52 |
$checkoutMode = $stripeSettings->get('checkout_mode') ?? 'onsite'; |
| 53 |
|
| 54 |
// If hosted mode, create Checkout Session for subscription |
| 55 |
if ($checkoutMode === 'hosted') { |
| 56 |
return $this->handleHostedSubscriptionCheckout($paymentInstance, $paymentArgs); |
| 57 |
} |
| 58 |
|
| 59 |
// Original onsite subscription flow |
| 60 |
$orderType = $paymentInstance->order->type; |
| 61 |
$fcCustomer = $paymentInstance->order->customer; |
| 62 |
$billingAddress = $paymentInstance->order->billing_address; |
| 63 |
|
| 64 |
$subscriptionModel = $paymentInstance->subscription; |
| 65 |
|
| 66 |
if (!$subscriptionModel) { |
| 67 |
return new \WP_Error('no_subscription', __('No subscription found.', 'fluent-cart')); |
| 68 |
} |
| 69 |
|
| 70 |
$stripeCustomer = StripeHelper::createOrGetStripeCustomer($paymentInstance->order->customer); |
| 71 |
|
| 72 |
if (is_wp_error($stripeCustomer)) { |
| 73 |
return $stripeCustomer; |
| 74 |
} |
| 75 |
|
| 76 |
$feeTotal = $orderType !== 'renewal' ? (int)$paymentInstance->order->fee_total : 0; |
| 77 |
$initialAmount = (int)$subscriptionModel->signup_fee + $paymentInstance->getExtraAddonAmount() + $feeTotal; |
| 78 |
|
| 79 |
if ($orderType == 'renewal') { |
| 80 |
$stripePlan = Plan::getStripePricing([ |
| 81 |
'order_id' => $subscriptionModel->parent_order_id, |
| 82 |
'product_id' => $subscriptionModel->product_id, |
| 83 |
'variation_id' => $subscriptionModel->variation_id, |
| 84 |
'billing_interval' => $subscriptionModel->billing_interval, |
| 85 |
'recurring_total' => $subscriptionModel->getCurrentRenewalAmount(), |
| 86 |
'currency' => $paymentInstance->order->currency, |
| 87 |
'trial_days' => $subscriptionModel->getReactivationTrialDays(), // No trial for renewals |
| 88 |
'interval_count' => 1 // per month / year / week |
| 89 |
]); |
| 90 |
|
| 91 |
$initialAmount = 0; |
| 92 |
} else { |
| 93 |
$stripePlan = Plan::getStripePricing([ |
| 94 |
'order_id' => $subscriptionModel->parent_order_id, |
| 95 |
'product_id' => $subscriptionModel->product_id, |
| 96 |
'variation_id' => $subscriptionModel->variation_id, |
| 97 |
'billing_interval' => $subscriptionModel->billing_interval, |
| 98 |
'recurring_total' => $subscriptionModel->recurring_total, |
| 99 |
'currency' => $paymentInstance->order->currency, |
| 100 |
'trial_days' => (int)$subscriptionModel->trial_days, |
| 101 |
'interval_count' => 1 // per month / year / week |
| 102 |
]); |
| 103 |
} |
| 104 |
|
| 105 |
if (is_wp_error($stripePlan)) { |
| 106 |
return $stripePlan; |
| 107 |
} |
| 108 |
|
| 109 |
$stripeSubscriptionData = [ |
| 110 |
'customer' => Arr::get($stripeCustomer, 'id', ''), |
| 111 |
'payment_behavior' => 'default_incomplete', |
| 112 |
'payment_settings' => [ |
| 113 |
'save_default_payment_method' => 'on_subscription' |
| 114 |
], |
| 115 |
'items' => [ |
| 116 |
[ |
| 117 |
'plan' => $stripePlan['id'], |
| 118 |
'quantity' => $subscriptionModel->quantity ?: 1, |
| 119 |
] |
| 120 |
], |
| 121 |
'expand' => [ |
| 122 |
'latest_invoice.confirmation_secret', |
| 123 |
'pending_setup_intent' |
| 124 |
], |
| 125 |
'metadata' => apply_filters('fluent_cart/payments/stripe_metadata_subscription', [ |
| 126 |
'fct_ref_id' => $paymentInstance->order->uuid, |
| 127 |
'email' => $paymentInstance->order->customer->email, |
| 128 |
'name' => $paymentInstance->order->full_name, |
| 129 |
'subscription_item' => $subscriptionModel->item_name, |
| 130 |
'order_reference' => 'fct_order_id_' . $paymentInstance->order->id, |
| 131 |
], [ |
| 132 |
'order' => $paymentInstance->order, |
| 133 |
'transaction' => $paymentInstance->transaction, |
| 134 |
'subscription' => $subscriptionModel |
| 135 |
]), |
| 136 |
]; |
| 137 |
|
| 138 |
if (Arr::get($stripePlan, 'trial_period_days')) { |
| 139 |
// Anchor trial_end to a STABLE point (the charge transaction's creation time, |
| 140 |
// which is preserved across re-submissions) instead of "now". A volatile |
| 141 |
// trial_end would make a retried create send a different body, and Stripe |
| 142 |
// rejects a reused Idempotency-Key whose parameters changed (400), bricking |
| 143 |
// the order for the key's 24h lifetime. Anchoring keeps retries byte-identical. |
| 144 |
$trialDays = (int) Arr::get($stripePlan, 'trial_period_days'); |
| 145 |
$anchorTs = $paymentInstance->transaction && $paymentInstance->transaction->created_at |
| 146 |
? strtotime($paymentInstance->transaction->created_at . ' UTC') |
| 147 |
: time(); |
| 148 |
$trialEnd = strtotime('+' . $trialDays . ' days', $anchorTs); |
| 149 |
// Stripe requires trial_end in the future; only a stale late retry could fall |
| 150 |
// behind, and that order would already carry a fresh transaction/key anyway. |
| 151 |
if ($trialEnd <= time() + MINUTE_IN_SECONDS) { |
| 152 |
$trialEnd = strtotime('+' . $trialDays . ' days'); |
| 153 |
} |
| 154 |
$stripeSubscriptionData['trial_end'] = $trialEnd; |
| 155 |
} |
| 156 |
|
| 157 |
// Maybe we have initial amount |
| 158 |
if ($initialAmount) { |
| 159 |
$addonPrice = Plan::getOneTimeAddonPrice([ |
| 160 |
'product_id' => $subscriptionModel->product_id, |
| 161 |
'currency' => $paymentInstance->order->currency, |
| 162 |
'amount' => (int)$initialAmount, |
| 163 |
'variation_id' => $subscriptionModel->variation_id, |
| 164 |
'order_id' => $subscriptionModel->parent_order_id, |
| 165 |
]); |
| 166 |
|
| 167 |
if (is_wp_error($addonPrice)) { |
| 168 |
return $addonPrice; |
| 169 |
} |
| 170 |
|
| 171 |
$stripeSubscriptionData['add_invoice_items'] = [ |
| 172 |
[ |
| 173 |
'price' => $addonPrice['id'], |
| 174 |
'quantity' => 1 |
| 175 |
] |
| 176 |
]; |
| 177 |
} |
| 178 |
|
| 179 |
if ($expireAt = $paymentInstance->getSubscriptionCancelAtTimeStamp()) { |
| 180 |
// $stripeSubscriptionData['cancel_at'] = $expireAt; |
| 181 |
} |
| 182 |
|
| 183 |
// Duplicate-charge defense — key construction contract in |
| 184 |
// .claude/skills/coding-rules/payment-idempotency.md. Seed dedupes duplicates |
| 185 |
// and frees retries; fingerprint = charge-material params so an edited order |
| 186 |
// gets a fresh key instead of a same-key/changed-parameters 400 (the abandoned |
| 187 |
// incomplete subscription auto-expires). Params, not transaction->total: a |
| 188 |
// recurring coupon can change the plan while the first charge stays $0. |
| 189 |
// Metadata excluded — volatile filters must not change the key on a duplicate. |
| 190 |
// Guard runs here, after the create body is built, so it can compare it. |
| 191 |
$existingRemoteSubscription = $this->guardExistingRemoteSubscription($subscriptionModel, $paymentInstance->order, $stripeSubscriptionData); |
| 192 |
if (is_wp_error($existingRemoteSubscription)) { |
| 193 |
return $existingRemoteSubscription; |
| 194 |
} |
| 195 |
|
| 196 |
$idempotencyFingerprint = [ |
| 197 |
'customer' => Arr::get($stripeSubscriptionData, 'customer'), |
| 198 |
'items' => Arr::get($stripeSubscriptionData, 'items'), |
| 199 |
'add_invoice_items' => Arr::get($stripeSubscriptionData, 'add_invoice_items'), |
| 200 |
'trial_end' => Arr::get($stripeSubscriptionData, 'trial_end'), |
| 201 |
'replaces' => (string)Arr::get( |
| 202 |
(array)$subscriptionModel->config, |
| 203 |
'stripe_replaced_vendor_sub_id', |
| 204 |
'' |
| 205 |
), |
| 206 |
]; |
| 207 |
$idempotencySeed = $paymentInstance->getIdempotencySeed(); |
| 208 |
$idempotencyKey = $idempotencySeed |
| 209 |
? 'fct_stripe_sub_' . md5($idempotencySeed . '|' . wp_json_encode($idempotencyFingerprint)) |
| 210 |
: null; |
| 211 |
|
| 212 |
if ($existingRemoteSubscription) { |
| 213 |
$stripeSubscription = $existingRemoteSubscription; |
| 214 |
} else { |
| 215 |
$stripeSubscription = (new API())->createStripeObject('subscriptions', $stripeSubscriptionData, 'current', [ |
| 216 |
'Idempotency-Key' => $idempotencyKey |
| 217 |
]); |
| 218 |
} |
| 219 |
|
| 220 |
if (is_wp_error($stripeSubscription)) { |
| 221 |
return $stripeSubscription; |
| 222 |
} |
| 223 |
|
| 224 |
// A guard-reused sub carries an expanded payment_intent object here. |
| 225 |
$vendorChargeId = Arr::get($stripeSubscription, 'latest_invoice.payment_intent'); |
| 226 |
if (is_array($vendorChargeId)) { |
| 227 |
$vendorChargeId = Arr::get($vendorChargeId, 'id'); |
| 228 |
} |
| 229 |
if (!$vendorChargeId) { |
| 230 |
$vendorChargeId = Arr::get($stripeSubscription, 'pending_setup_intent.id'); |
| 231 |
} |
| 232 |
|
| 233 |
if ($vendorChargeId) { |
| 234 |
$paymentInstance->transaction->update(['vendor_charge_id' => $vendorChargeId]); |
| 235 |
} |
| 236 |
|
| 237 |
$vendorSubscriptionId = Arr::get($stripeSubscription, 'id'); |
| 238 |
|
| 239 |
$subscriptionUpdateFields = [ |
| 240 |
'vendor_subscription_id' => $vendorSubscriptionId, |
| 241 |
'vendor_customer_id' => $stripeSubscription['customer'] |
| 242 |
]; |
| 243 |
|
| 244 |
$subscriptionModel->update($subscriptionUpdateFields); |
| 245 |
|
| 246 |
if ($orderType == 'renewal' && Arr::get($stripePlan, 'trial_period_days', 0) > 0) { |
| 247 |
$subscriptionModel->mergeConfig(['is_trial_days_simulated' => 'yes']); |
| 248 |
} |
| 249 |
|
| 250 |
if ($stripeSubscription['pending_setup_intent'] != null) { |
| 251 |
$paymentArgs['vendor_subscription_info'] = [ |
| 252 |
'type' => 'setup', |
| 253 |
'clientSecret' => Arr::get($stripeSubscription, 'pending_setup_intent.client_secret'), |
| 254 |
'trx_hash' => $paymentInstance->transaction->uuid, |
| 255 |
]; |
| 256 |
} else { |
| 257 |
$paymentArgs['vendor_subscription_info'] = [ |
| 258 |
'type' => 'payment', |
| 259 |
'clientSecret' => Arr::get($stripeSubscription, 'latest_invoice.confirmation_secret.client_secret') |
| 260 |
]; |
| 261 |
} |
| 262 |
|
| 263 |
$customerData = [ |
| 264 |
'name' => $fcCustomer->first_name . ' ' . $fcCustomer->last_name, |
| 265 |
'email' => $fcCustomer->email, |
| 266 |
'address_1' => $billingAddress->address_1, |
| 267 |
'address_2' => $billingAddress->address_2, |
| 268 |
'city' => $billingAddress->city, |
| 269 |
'state' => $billingAddress->state, |
| 270 |
'postcode' => $billingAddress->postcode, |
| 271 |
'country' => $billingAddress->country |
| 272 |
]; |
| 273 |
|
| 274 |
return [ |
| 275 |
'nextAction' => 'stripe', |
| 276 |
'actionName' => 'custom', |
| 277 |
'status' => 'success', |
| 278 |
'message' => __('Order has been placed successfully', 'fluent-cart'), |
| 279 |
'payment_args' => $paymentArgs, |
| 280 |
'response' => $stripeSubscription, |
| 281 |
'fc_customer' => $customerData |
| 282 |
]; |
| 283 |
} |
| 284 |
|
| 285 |
/** |
| 286 |
* A retryable checkout can arrive with a live Stripe subscription already |
| 287 |
* attached — the previous create succeeded but its confirm/webhook never |
| 288 |
* landed, and a changed cart mints a fresh idempotency key, so the key alone |
| 289 |
* cannot stop a second create. A second create bills the customer on a |
| 290 |
* subscription the store cannot see or cancel. |
| 291 |
* |
| 292 |
* Ownership discriminator: metadata.fct_ref_id (stamped at create) must match |
| 293 |
* $order->uuid before the guard reuses or cancels anything. A non-matching sub |
| 294 |
* belongs to another flow — on renewal, the previous cycle's subscription that |
| 295 |
* SubscriptionRenewalHandler cancels only after payment succeeds — so the |
| 296 |
* guard must leave it alone. active/trialing blocks regardless of owner: the |
| 297 |
* customer must never be charged beside a live subscription. One exception: |
| 298 |
* an owned trialing sub with no payment method and a still-confirmable |
| 299 |
* pending_setup_intent is handed back for reuse — a $0 first invoice skips |
| 300 |
* `incomplete`, so a failed card setup leaves the sub trialing, not dead. |
| 301 |
* |
| 302 |
* Owned incomplete the buyer can still confirm is handed back for reuse — |
| 303 |
* `incomplete` is the normal status for the whole confirm (3DS) window, and |
| 304 |
* cancelling it voids the PaymentIntent mid-confirmation |
| 305 |
* (payment_intent_unexpected_state). Owned but dead is cancelled, the |
| 306 |
* cancelled id persisted to subscription config |
| 307 |
* (stripe_replaced_vendor_sub_id) and the local vendor id cleared; the |
| 308 |
* caller folds the persisted id into the idempotency fingerprint so the |
| 309 |
* recreate cannot replay Stripe's 24h-cached response for the deleted sub |
| 310 |
* (the pending transaction's seed has not rolled). Persisted, not |
| 311 |
* request-local, so a retry after an ambiguously failed recreate computes |
| 312 |
* the same key and Stripe's idempotent replay recovers the unrecorded sub. |
| 313 |
* A failed cancel fails CLOSED, like guardExistingPaymentIntent. |
| 314 |
* |
| 315 |
* @param array $requestData create body for reuse comparison; empty (hosted |
| 316 |
* Checkout Session) means nothing is reusable. |
| 317 |
* @return array|\WP_Error|null reusable remote sub, stop, or create fresh |
| 318 |
*/ |
| 319 |
private function guardExistingRemoteSubscription($subscriptionModel, $order, $requestData = []) |
| 320 |
{ |
| 321 |
$existingVendorSubId = $subscriptionModel->vendor_subscription_id; |
| 322 |
if (!$existingVendorSubId || strpos($existingVendorSubId, 'sub_') !== 0) { |
| 323 |
return null; |
| 324 |
} |
| 325 |
|
| 326 |
$remoteSub = (new API())->getStripeObject('subscriptions/' . $existingVendorSubId, [ |
| 327 |
'expand' => [ |
| 328 |
'latest_invoice.confirmation_secret', |
| 329 |
'latest_invoice.payment_intent', |
| 330 |
'pending_setup_intent' |
| 331 |
] |
| 332 |
], 'current'); |
| 333 |
|
| 334 |
if (is_wp_error($remoteSub)) { |
| 335 |
return null; |
| 336 |
} |
| 337 |
|
| 338 |
$remoteStatus = Arr::get($remoteSub, 'status'); |
| 339 |
|
| 340 |
if (in_array($remoteStatus, ['active', 'trialing'], true)) { |
| 341 |
// A $0 first invoice skips `incomplete`: the sub is `trialing` while the |
| 342 |
// card is still being set up via pending_setup_intent, and a failed 3DS |
| 343 |
// leaves it trialing with no payment method. Hand the setup intent back |
| 344 |
// so the buyer's retry can attach a card instead of being blocked. |
| 345 |
if ( |
| 346 |
$remoteStatus === 'trialing' |
| 347 |
&& !Arr::get($remoteSub, 'default_payment_method') |
| 348 |
&& Arr::get($remoteSub, 'metadata.fct_ref_id') === $order->uuid |
| 349 |
&& $this->remoteSubscriptionIsConfirmable($remoteSub, $requestData) |
| 350 |
) { |
| 351 |
return $remoteSub; |
| 352 |
} |
| 353 |
|
| 354 |
(new StripeSubscriptions())->reSyncSubscriptionFromRemote($subscriptionModel); |
| 355 |
return new \WP_Error( |
| 356 |
'stripe_subscription_already_active', |
| 357 |
__('Subscription is already active. Please refresh this page to see the status instead of trying again.', 'fluent-cart') |
| 358 |
); |
| 359 |
} |
| 360 |
|
| 361 |
if (Arr::get($remoteSub, 'metadata.fct_ref_id') !== $order->uuid) { |
| 362 |
return null; |
| 363 |
} |
| 364 |
|
| 365 |
// Already canceled remotely (e.g. an earlier guard cancel whose replacement |
| 366 |
// create failed before it was recorded): mark it replaced and clear the |
| 367 |
// local id — the retry then recomputes the post-cancel key, and Stripe's |
| 368 |
// idempotent replay recovers any unrecorded replacement. |
| 369 |
if (in_array($remoteStatus, ['canceled', 'incomplete_expired'], true)) { |
| 370 |
$subscriptionModel->mergeConfig(['stripe_replaced_vendor_sub_id' => $existingVendorSubId]); |
| 371 |
$subscriptionModel->update(['vendor_subscription_id' => '']); |
| 372 |
return null; |
| 373 |
} |
| 374 |
|
| 375 |
if (!in_array($remoteStatus, ['incomplete', 'unpaid'], true)) { |
| 376 |
return null; |
| 377 |
} |
| 378 |
|
| 379 |
if ($remoteStatus === 'incomplete' && $this->remoteSubscriptionIsConfirmable($remoteSub, $requestData)) { |
| 380 |
return $remoteSub; |
| 381 |
} |
| 382 |
|
| 383 |
$cancelResponse = (new API())->deleteStripeObject('subscriptions/' . $existingVendorSubId, [], 'current'); |
| 384 |
if (is_wp_error($cancelResponse)) { |
| 385 |
fluent_cart_warning_log( |
| 386 |
'Stripe stale ' . $remoteStatus . ' subscription cancel failed', |
| 387 |
$cancelResponse->get_error_message() . ' (' . $existingVendorSubId . ')', |
| 388 |
[ |
| 389 |
'module_type' => 'FluentCart\App\Models\Subscription', |
| 390 |
'module_id' => $subscriptionModel->id, |
| 391 |
'module_name' => 'subscription', |
| 392 |
'log_type' => 'api' |
| 393 |
] |
| 394 |
); |
| 395 |
|
| 396 |
return new \WP_Error( |
| 397 |
'stripe_subscription_cancel_failed', |
| 398 |
__('We could not update your previous subscription attempt. Please wait a moment and try again.', 'fluent-cart') |
| 399 |
); |
| 400 |
} |
| 401 |
|
| 402 |
// Marker before id-clear: a crash between the two leaves the id pointing at |
| 403 |
// the now-canceled sub, which the canceled branch above converges on retry. |
| 404 |
$subscriptionModel->mergeConfig(['stripe_replaced_vendor_sub_id' => $existingVendorSubId]); |
| 405 |
$subscriptionModel->update(['vendor_subscription_id' => '']); |
| 406 |
|
| 407 |
return null; |
| 408 |
} |
| 409 |
|
| 410 |
/** |
| 411 |
* The intent (payment or setup) must still be browser-confirmable AND the |
| 412 |
* subscription must bill exactly what this attempt would create — a cart |
| 413 |
* edited between attempts mints new Stripe price ids, and reusing the old |
| 414 |
* subscription would charge the wrong amount. |
| 415 |
*/ |
| 416 |
private function remoteSubscriptionIsConfirmable($remoteSub, $requestData) |
| 417 |
{ |
| 418 |
if (!$requestData) { |
| 419 |
return false; |
| 420 |
} |
| 421 |
|
| 422 |
$confirmable = ['requires_payment_method', 'requires_confirmation', 'requires_action']; |
| 423 |
|
| 424 |
$intentStatus = Arr::get($remoteSub, 'latest_invoice.payment_intent.status'); |
| 425 |
$clientSecret = Arr::get($remoteSub, 'latest_invoice.confirmation_secret.client_secret'); |
| 426 |
if (!$intentStatus) { |
| 427 |
$intentStatus = Arr::get($remoteSub, 'pending_setup_intent.status'); |
| 428 |
$clientSecret = Arr::get($remoteSub, 'pending_setup_intent.client_secret'); |
| 429 |
} |
| 430 |
|
| 431 |
if (!in_array($intentStatus, $confirmable, true) || !$clientSecret) { |
| 432 |
return false; |
| 433 |
} |
| 434 |
|
| 435 |
return $this->subscriptionChargeMaterialMatches($remoteSub, $requestData); |
| 436 |
} |
| 437 |
|
| 438 |
/** |
| 439 |
* Recurring items are compared against `items.data`; one-off signup/addon |
| 440 |
* lines live only on the first invoice, so they are compared against |
| 441 |
* `latest_invoice.lines` when the invoice carries any — a $0 trial invoice |
| 442 |
* often carries none, and falling back to the item comparison there keeps |
| 443 |
* trial checkouts reusable instead of cancelling a live intent. |
| 444 |
*/ |
| 445 |
private function subscriptionChargeMaterialMatches($remoteSub, $requestData) |
| 446 |
{ |
| 447 |
$wantedItems = []; |
| 448 |
foreach ((array)Arr::get($requestData, 'items', []) as $item) { |
| 449 |
$priceId = Arr::get($item, 'plan', Arr::get($item, 'price')); |
| 450 |
$wantedItems[] = (string)$priceId . ':' . (int)(Arr::get($item, 'quantity') ?: 1); |
| 451 |
} |
| 452 |
|
| 453 |
$remoteItems = []; |
| 454 |
foreach ((array)Arr::get($remoteSub, 'items.data', []) as $item) { |
| 455 |
$priceId = Arr::get($item, 'price.id', Arr::get($item, 'plan.id')); |
| 456 |
$remoteItems[] = (string)$priceId . ':' . (int)(Arr::get($item, 'quantity') ?: 1); |
| 457 |
} |
| 458 |
|
| 459 |
sort($wantedItems); |
| 460 |
sort($remoteItems); |
| 461 |
|
| 462 |
if (!$wantedItems || $wantedItems !== $remoteItems) { |
| 463 |
return false; |
| 464 |
} |
| 465 |
|
| 466 |
$remoteLines = []; |
| 467 |
foreach ((array)Arr::get($remoteSub, 'latest_invoice.lines.data', []) as $line) { |
| 468 |
$remoteLines[] = (string)Arr::get($line, 'price.id', Arr::get($line, 'plan.id')); |
| 469 |
} |
| 470 |
|
| 471 |
if (!$remoteLines) { |
| 472 |
return true; |
| 473 |
} |
| 474 |
|
| 475 |
$wantedLines = []; |
| 476 |
foreach ((array)Arr::get($requestData, 'items', []) as $item) { |
| 477 |
$wantedLines[] = (string)Arr::get($item, 'plan', Arr::get($item, 'price')); |
| 478 |
} |
| 479 |
foreach ((array)Arr::get($requestData, 'add_invoice_items', []) as $item) { |
| 480 |
$wantedLines[] = (string)Arr::get($item, 'price'); |
| 481 |
} |
| 482 |
|
| 483 |
$remoteLines = array_values(array_unique($remoteLines)); |
| 484 |
$wantedLines = array_values(array_unique($wantedLines)); |
| 485 |
|
| 486 |
sort($remoteLines); |
| 487 |
sort($wantedLines); |
| 488 |
|
| 489 |
return $wantedLines === $remoteLines; |
| 490 |
} |
| 491 |
|
| 492 |
/** |
| 493 |
* One-time analogue of guardExistingRemoteSubscription(). A resubmit whose |
| 494 |
* charge-material params changed (or whose key aged past Stripe's 24h window) |
| 495 |
* would mint a second PaymentIntent while the first stays confirmable in any |
| 496 |
* stale tab — and a charge on that orphan is dropped by the webhook with no |
| 497 |
* local record. Succeeded remote: record the payment and stop the re-charge. |
| 498 |
* In-flight (processing / requires_capture): stop and let it settle. |
| 499 |
* Confirmable with matching charge-material params: reuse it. Mismatched: |
| 500 |
* cancel it so exactly one confirmable intent exists. Lookup/cancel failures |
| 501 |
* fail CLOSED (WP_Error, retryable) rather than falling through to create — |
| 502 |
* otherwise a transient Stripe error would let a second intent get created |
| 503 |
* while the first stays confirmable, reopening the orphan path this guards. |
| 504 |
* |
| 505 |
* Returns null (create fresh), the reusable intent array, a redirect response |
| 506 |
* array (already-succeeded — checkout's GET render has no order-status check, |
| 507 |
* so the caller must push the browser to the receipt page itself rather than |
| 508 |
* ask the customer to refresh), or WP_Error (stop, retryable). |
| 509 |
*/ |
| 510 |
private function guardExistingPaymentIntent(PaymentInstance $paymentInstance, $intentData) |
| 511 |
{ |
| 512 |
$transaction = $paymentInstance->transaction; |
| 513 |
$existingIntentId = $transaction->vendor_charge_id; |
| 514 |
|
| 515 |
if (!$existingIntentId || strpos($existingIntentId, 'pi_') !== 0) { |
| 516 |
return null; |
| 517 |
} |
| 518 |
|
| 519 |
$existingIntent = (new API())->getStripeObject('payment_intents/' . $existingIntentId, [ |
| 520 |
'expand' => ['latest_charge'] |
| 521 |
], 'current'); |
| 522 |
|
| 523 |
if (is_wp_error($existingIntent)) { |
| 524 |
fluent_cart_warning_log( |
| 525 |
'Stripe existing payment intent lookup failed', |
| 526 |
$existingIntent->get_error_message() . ' (' . $existingIntentId . ')', |
| 527 |
[ |
| 528 |
'module_name' => 'order', |
| 529 |
'module_id' => $transaction->order_id, |
| 530 |
'log_type' => 'api' |
| 531 |
] |
| 532 |
); |
| 533 |
return new \WP_Error( |
| 534 |
'stripe_payment_intent_lookup_failed', |
| 535 |
__('We could not verify your previous payment attempt. Please wait a moment and try again.', 'fluent-cart') |
| 536 |
); |
| 537 |
} |
| 538 |
|
| 539 |
$intentStatus = Arr::get($existingIntent, 'status'); |
| 540 |
|
| 541 |
if ('succeeded' === $intentStatus) { |
| 542 |
$charge = Arr::get($existingIntent, 'latest_charge', []); |
| 543 |
(new Confirmations())->confirmPaymentSuccessByCharge($transaction, [ |
| 544 |
'charge' => is_array($charge) ? $charge : [], |
| 545 |
'intent_id' => $existingIntentId |
| 546 |
]); |
| 547 |
|
| 548 |
// Local state is already synced to success — send the browser straight |
| 549 |
// to the receipt instead of erroring and telling the customer to refresh |
| 550 |
// a page that has no idea their order is paid. |
| 551 |
return [ |
| 552 |
'fct_redirect' => true, |
| 553 |
'status' => 'success', |
| 554 |
'redirect_to' => $transaction->getSuccessUrl(), |
| 555 |
'message' => __('Your payment has already been processed. Redirecting to your order...', 'fluent-cart') |
| 556 |
]; |
| 557 |
} |
| 558 |
|
| 559 |
if (in_array($intentStatus, ['processing', 'requires_capture'], true)) { |
| 560 |
return new \WP_Error( |
| 561 |
'stripe_payment_in_flight', |
| 562 |
__('Your previous payment attempt is still being processed. Please wait a moment before trying again — do not resubmit.', 'fluent-cart') |
| 563 |
); |
| 564 |
} |
| 565 |
|
| 566 |
if (in_array($intentStatus, ['requires_payment_method', 'requires_confirmation', 'requires_action'], true)) { |
| 567 |
$chargeMaterialMatches = (int)Arr::get($existingIntent, 'amount') === (int)Arr::get($intentData, 'amount') |
| 568 |
&& strtolower((string)Arr::get($existingIntent, 'currency')) === strtolower((string)Arr::get($intentData, 'currency')) |
| 569 |
&& Arr::get($existingIntent, 'customer') === Arr::get($intentData, 'customer'); |
| 570 |
|
| 571 |
if ($chargeMaterialMatches) { |
| 572 |
return $existingIntent; |
| 573 |
} |
| 574 |
|
| 575 |
$cancelResponse = (new API())->createStripeObject('payment_intents/' . $existingIntentId . '/cancel', [], 'current'); |
| 576 |
if (is_wp_error($cancelResponse)) { |
| 577 |
fluent_cart_warning_log( |
| 578 |
'Stripe stale payment intent cancel failed', |
| 579 |
$cancelResponse->get_error_message() . ' (' . $existingIntentId . ')', |
| 580 |
[ |
| 581 |
'module_name' => 'order', |
| 582 |
'module_id' => $transaction->order_id, |
| 583 |
'log_type' => 'api' |
| 584 |
] |
| 585 |
); |
| 586 |
return new \WP_Error( |
| 587 |
'stripe_payment_intent_cancel_failed', |
| 588 |
__('We could not update your previous payment attempt. Please wait a moment and try again.', 'fluent-cart') |
| 589 |
); |
| 590 |
} |
| 591 |
} |
| 592 |
|
| 593 |
return null; |
| 594 |
} |
| 595 |
|
| 596 |
|
| 597 |
/** |
| 598 |
* Handle single payment for stripe (onsite or hosted) |
| 599 |
* |
| 600 |
* @return \WP_Error|array |
| 601 |
*/ |
| 602 |
/** |
| 603 |
* Zero-payable system (auto-charged) subscription checkout — a free trial with |
| 604 |
* nothing to pay today. A $0 PaymentIntent is invalid, so the card is vaulted |
| 605 |
* via a SetupIntent instead; confirmation (Confirmations::confirmSetupIntent) |
| 606 |
* persists the token, completes the $0 order, and activates the trial. The |
| 607 |
* trial-end invoice is then charged off-session like any other system renewal. |
| 608 |
* |
| 609 |
* Consent is REQUIRED here (not just disclosed): without a saved card the |
| 610 |
* trial can never bill, so a checkout without the consent flag is rejected. |
| 611 |
*/ |
| 612 |
public function handleSetupOnlyPayment(PaymentInstance $paymentInstance, $paymentArgs = []) |
| 613 |
{ |
| 614 |
$order = $paymentInstance->order; |
| 615 |
$transaction = $paymentInstance->transaction; |
| 616 |
$fcCustomer = $order->customer; |
| 617 |
$billingAddress = $order->billing_address; |
| 618 |
|
| 619 |
$consent = sanitize_text_field(App::request()->get('_fct_system_consent', '')); |
| 620 |
if ($consent !== 'yes') { |
| 621 |
return new \WP_Error( |
| 622 |
'consent_required', |
| 623 |
__('Please agree to save your payment method for automatic renewal charges to start this subscription.', 'fluent-cart') |
| 624 |
); |
| 625 |
} |
| 626 |
|
| 627 |
$stripeCustomer = StripeHelper::createOrGetStripeCustomer($fcCustomer); |
| 628 |
if (is_wp_error($stripeCustomer)) { |
| 629 |
return $stripeCustomer; |
| 630 |
} |
| 631 |
|
| 632 |
$intentData = [ |
| 633 |
'customer' => $stripeCustomer['id'], |
| 634 |
'usage' => 'off_session', |
| 635 |
'automatic_payment_methods' => ['enabled' => 'true'], |
| 636 |
'metadata' => apply_filters('fluent_cart/payments/stripe_metadata_onetime', [ |
| 637 |
'fct_ref_id' => $order->uuid, |
| 638 |
'Name' => $fcCustomer->full_name, |
| 639 |
'Email' => $fcCustomer->email, |
| 640 |
'order_reference' => 'fct_order_id_' . $order->id, |
| 641 |
], [ |
| 642 |
'order' => $order, |
| 643 |
'transaction' => $transaction |
| 644 |
]), |
| 645 |
]; |
| 646 |
|
| 647 |
$intent = (new API())->createStripeObject('setup_intents', $intentData); |
| 648 |
|
| 649 |
if (is_wp_error($intent)) { |
| 650 |
return $intent; |
| 651 |
} |
| 652 |
|
| 653 |
// confirmSetupIntent() resolves the transaction by this id (and clears it |
| 654 |
// after confirmation — a setup intent id is not a charge id). |
| 655 |
$transaction->update([ |
| 656 |
'vendor_charge_id' => $intent['id'] |
| 657 |
]); |
| 658 |
|
| 659 |
$paymentArgs['public_key'] = (new StripeSettingsBase())->getPublicKey(); |
| 660 |
// The AJAX confirm endpoint requires the transaction hash for seti_ ids. |
| 661 |
$paymentArgs['trx_hash'] = $transaction->uuid; |
| 662 |
|
| 663 |
$customerData = [ |
| 664 |
'name' => $fcCustomer->first_name . ' ' . $fcCustomer->last_name, |
| 665 |
'email' => $fcCustomer->email, |
| 666 |
'address_1' => $billingAddress ? $billingAddress->address_1 : '', |
| 667 |
'address_2' => $billingAddress ? $billingAddress->address_2 : '', |
| 668 |
'city' => $billingAddress ? $billingAddress->city : '', |
| 669 |
'state' => $billingAddress ? $billingAddress->state : '', |
| 670 |
'postcode' => $billingAddress ? $billingAddress->postcode : '', |
| 671 |
'country' => $billingAddress ? $billingAddress->country : '' |
| 672 |
]; |
| 673 |
|
| 674 |
return [ |
| 675 |
'status' => 'success', |
| 676 |
'nextAction' => 'stripe', |
| 677 |
'actionName' => 'custom', |
| 678 |
'message' => __('Order has been placed successfully', 'fluent-cart'), |
| 679 |
'response' => $intent, |
| 680 |
'payment_args' => $paymentArgs, |
| 681 |
'fc_customer' => $customerData |
| 682 |
]; |
| 683 |
} |
| 684 |
|
| 685 |
/** |
| 686 |
* Hosted-checkout counterpart to handleSetupOnlyPayment() — hosted mode never |
| 687 |
* loads Stripe.js/Elements, so a zero-payable system-subscription checkout |
| 688 |
* redirects to a Checkout Session in `mode: setup` instead of a client-side |
| 689 |
* SetupIntent. The session's auto-created setup_intent id is stored as |
| 690 |
* vendor_charge_id so setup_intent.succeeded / confirmByCheckoutSession |
| 691 |
* resolve the transaction exactly like the onsite path. |
| 692 |
*/ |
| 693 |
public function handleHostedSetupOnlyCheckout(PaymentInstance $paymentInstance, $paymentArgs = []) |
| 694 |
{ |
| 695 |
$order = $paymentInstance->order; |
| 696 |
$transaction = $paymentInstance->transaction; |
| 697 |
$fcCustomer = $order->customer; |
| 698 |
|
| 699 |
$consent = sanitize_text_field(App::request()->get('_fct_system_consent', '')); |
| 700 |
if ($consent !== 'yes') { |
| 701 |
return new \WP_Error( |
| 702 |
'consent_required', |
| 703 |
__('Please agree to save your payment method for automatic renewal charges to start this subscription.', 'fluent-cart') |
| 704 |
); |
| 705 |
} |
| 706 |
|
| 707 |
$stripeCustomer = StripeHelper::createOrGetStripeCustomer($fcCustomer); |
| 708 |
if (is_wp_error($stripeCustomer)) { |
| 709 |
return $stripeCustomer; |
| 710 |
} |
| 711 |
|
| 712 |
$transactionCurrency = $transaction->currency; |
| 713 |
|
| 714 |
$sessionData = [ |
| 715 |
'customer' => $stripeCustomer['id'], |
| 716 |
'client_reference_id' => $order->uuid, |
| 717 |
'mode' => 'setup', |
| 718 |
'currency' => strtolower($transactionCurrency), |
| 719 |
'success_url' => Processor::getHostedGatewayReturnUrl($transaction), |
| 720 |
'cancel_url' => StripeHelper::getCancelUrl(), |
| 721 |
'metadata' => [ |
| 722 |
'fct_ref_id' => $order->uuid, |
| 723 |
'transaction_hash' => $transaction->uuid, |
| 724 |
'order_reference' => 'fct_order_id_' . $order->id, |
| 725 |
], |
| 726 |
]; |
| 727 |
|
| 728 |
$sessionData = apply_filters('fluent_cart/payments/stripe_checkout_session_args', $sessionData, [ |
| 729 |
'order' => $order, |
| 730 |
'transaction' => $transaction |
| 731 |
]); |
| 732 |
|
| 733 |
// Same duplicate-charge defense as every other Stripe create path. |
| 734 |
$idempotencyFingerprint = [ |
| 735 |
'customer' => Arr::get($sessionData, 'customer'), |
| 736 |
'mode' => Arr::get($sessionData, 'mode'), |
| 737 |
'currency' => Arr::get($sessionData, 'currency'), |
| 738 |
]; |
| 739 |
$idempotencySeed = $paymentInstance->getIdempotencySeed(); |
| 740 |
$idempotencyKey = $idempotencySeed |
| 741 |
? 'fct_stripe_cs_' . md5($idempotencySeed . '|' . wp_json_encode($idempotencyFingerprint)) |
| 742 |
: null; |
| 743 |
|
| 744 |
$session = (new API())->createStripeObject('checkout/sessions', $sessionData, 'current', [ |
| 745 |
'Idempotency-Key' => $idempotencyKey |
| 746 |
]); |
| 747 |
|
| 748 |
if (is_wp_error($session)) { |
| 749 |
return $session; |
| 750 |
} |
| 751 |
|
| 752 |
// confirmSetupIntent() resolves the transaction by this id (and clears it |
| 753 |
// after confirmation — a setup intent id is not a charge id). |
| 754 |
$transaction->update([ |
| 755 |
'vendor_charge_id' => Arr::get($session, 'setup_intent'), |
| 756 |
'meta' => array_merge($transaction->meta ?? [], [ |
| 757 |
'session_id' => $session['id'] |
| 758 |
]) |
| 759 |
]); |
| 760 |
|
| 761 |
return [ |
| 762 |
'status' => 'success', |
| 763 |
'nextAction' => 'stripe', |
| 764 |
'actionName' => 'redirect', |
| 765 |
'message' => __('Redirecting to Stripe checkout...', 'fluent-cart'), |
| 766 |
'response' => $session, |
| 767 |
'payment_args' => array_merge($paymentArgs, [ |
| 768 |
'checkout_url' => $session['url'], |
| 769 |
'session_id' => $session['id'] |
| 770 |
]) |
| 771 |
]; |
| 772 |
} |
| 773 |
|
| 774 |
public function handleSinglePayment(PaymentInstance $paymentInstance, $paymentArgs = []) |
| 775 |
{ |
| 776 |
$stripeSettings = new StripeSettingsBase(); |
| 777 |
$checkoutMode = $stripeSettings->get('checkout_mode') ?? 'onsite'; |
| 778 |
|
| 779 |
if ($checkoutMode === 'hosted') { |
| 780 |
return $this->handleHostedCheckout($paymentInstance, $paymentArgs); |
| 781 |
} |
| 782 |
|
| 783 |
// Original onsite payment flow |
| 784 |
$order = $paymentInstance->order; |
| 785 |
$transaction = $paymentInstance->transaction; |
| 786 |
$fcCustomer = $paymentInstance->order->customer; |
| 787 |
$billingAddress = $order->billing_address; |
| 788 |
|
| 789 |
$transactionCurrency = $transaction->currency; |
| 790 |
$intentAmount = (int)$transaction->total; |
| 791 |
|
| 792 |
if ($transactionCurrency && CurrenciesHelper::isZeroDecimal($transactionCurrency)) { |
| 793 |
$intentAmount = (int)($intentAmount / 100); |
| 794 |
} |
| 795 |
|
| 796 |
$intentData = [ |
| 797 |
'amount' => $intentAmount, |
| 798 |
'currency' => $transactionCurrency, |
| 799 |
'automatic_payment_methods' => ['enabled' => 'true'], |
| 800 |
'metadata' => apply_filters('fluent_cart/payments/stripe_metadata_onetime', [ |
| 801 |
'fct_ref_id' => $order->uuid, |
| 802 |
'Name' => $order->customer->full_name, |
| 803 |
'Email' => $order->customer->email, |
| 804 |
'order_reference' => 'fct_order_id_' . $paymentInstance->order->id, |
| 805 |
], [ |
| 806 |
'order' => $order, |
| 807 |
'transaction' => $transaction |
| 808 |
]), |
| 809 |
]; |
| 810 |
|
| 811 |
$itemCount = 1; |
| 812 |
foreach($paymentInstance->order->order_items as $item) { |
| 813 |
$intentData['metadata']['item ' . $itemCount] = 'Name: ' . $item->title . ', ' . 'Qty: ' . $item->quantity . ', Price: ' . Helper::toDecimal($item->line_total, false, null, true, true, false); |
| 814 |
if (count($intentData['metadata']) > 49) { |
| 815 |
break; |
| 816 |
} |
| 817 |
$itemCount++; |
| 818 |
} |
| 819 |
|
| 820 |
if (!empty($paymentArgs['customer'])) { |
| 821 |
$intentData['customer'] = $paymentArgs['customer']; |
| 822 |
} else { |
| 823 |
$stripeCustomer = StripeHelper::createOrGetStripeCustomer($order->customer); |
| 824 |
if (is_wp_error($stripeCustomer)) { |
| 825 |
return $stripeCustomer; |
| 826 |
} |
| 827 |
$intentData['customer'] = $stripeCustomer['id']; |
| 828 |
} |
| 829 |
|
| 830 |
if (!empty($paymentArgs['setup_future_usage'])) { |
| 831 |
$intentData['setup_future_usage'] = $paymentArgs['setup_future_usage']; |
| 832 |
} |
| 833 |
|
| 834 |
$paymentArgs['public_key'] = (new StripeSettingsBase())->getPublicKey(); |
| 835 |
|
| 836 |
$intentData = apply_filters('fluent_cart/payments/stripe_onetime_intent_args', $intentData, [ |
| 837 |
'order' => $order, |
| 838 |
'transaction' => $transaction |
| 839 |
]); |
| 840 |
|
| 841 |
// Reuse or retire any intent this transaction already holds — the idempotency |
| 842 |
// key alone cannot cover a resubmit whose charge-material params changed or |
| 843 |
// whose key aged out of Stripe's 24h window. |
| 844 |
$intent = $this->guardExistingPaymentIntent($paymentInstance, $intentData); |
| 845 |
if (is_wp_error($intent)) { |
| 846 |
return $intent; |
| 847 |
} |
| 848 |
|
| 849 |
if (!empty($intent['fct_redirect'])) { |
| 850 |
return $intent; |
| 851 |
} |
| 852 |
|
| 853 |
if (!$intent) { |
| 854 |
// Same duplicate-charge defense for one-time onsite payments. Customer is in |
| 855 |
// the fingerprint because a guest editing their email between attempts maps to |
| 856 |
// a different Stripe customer — same key there would 400 for the key's 24h |
| 857 |
// lifetime. Built AFTER the intent-args filter so filtered amounts are what |
| 858 |
// get fingerprinted. |
| 859 |
$idempotencyFingerprint = [ |
| 860 |
'amount' => Arr::get($intentData, 'amount'), |
| 861 |
'currency' => Arr::get($intentData, 'currency'), |
| 862 |
'customer' => Arr::get($intentData, 'customer'), |
| 863 |
]; |
| 864 |
$idempotencySeed = $paymentInstance->getIdempotencySeed(); |
| 865 |
$idempotencyKey = $idempotencySeed |
| 866 |
? 'fct_stripe_pi_' . md5($idempotencySeed . '|' . wp_json_encode($idempotencyFingerprint)) |
| 867 |
: null; |
| 868 |
|
| 869 |
$intent = (new API())->createStripeObject('payment_intents', $intentData, 'current', [ |
| 870 |
'Idempotency-Key' => $idempotencyKey |
| 871 |
]); |
| 872 |
|
| 873 |
if (is_wp_error($intent)) { |
| 874 |
return $intent; |
| 875 |
} |
| 876 |
|
| 877 |
$transaction->update([ |
| 878 |
'vendor_charge_id' => $intent['id'] |
| 879 |
]); |
| 880 |
} |
| 881 |
|
| 882 |
$customerData = [ |
| 883 |
'name' => $fcCustomer->first_name . ' ' . $fcCustomer->last_name, |
| 884 |
'email' => $fcCustomer->email, |
| 885 |
'address_1' => $billingAddress->address_1, |
| 886 |
'address_2' => $billingAddress->address_2, |
| 887 |
'city' => $billingAddress->city, |
| 888 |
'state' => $billingAddress->state, |
| 889 |
'postcode' => $billingAddress->postcode, |
| 890 |
'country' => $billingAddress->country |
| 891 |
]; |
| 892 |
|
| 893 |
return [ |
| 894 |
'status' => 'success', |
| 895 |
'nextAction' => 'stripe', |
| 896 |
'actionName' => 'custom', |
| 897 |
'message' => __('Order has been placed successfully', 'fluent-cart'), |
| 898 |
'response' => $intent, |
| 899 |
'payment_args' => $paymentArgs, |
| 900 |
'fc_customer' => $customerData |
| 901 |
]; |
| 902 |
} |
| 903 |
|
| 904 |
|
| 905 |
private function handleHostedCheckout(PaymentInstance $paymentInstance, $paymentArgs = []) |
| 906 |
{ |
| 907 |
$order = $paymentInstance->order; |
| 908 |
$transaction = $paymentInstance->transaction; |
| 909 |
$fcCustomer = $order->customer; |
| 910 |
$billingAddress = $order->billing_address; |
| 911 |
|
| 912 |
$transactionCurrency = $transaction->currency; |
| 913 |
$chargeAmount = (int)$transaction->total; |
| 914 |
|
| 915 |
if ($transactionCurrency && CurrenciesHelper::isZeroDecimal($transactionCurrency)) { |
| 916 |
$chargeAmount = (int)($chargeAmount / 100); |
| 917 |
} |
| 918 |
|
| 919 |
// Create or get Stripe customer |
| 920 |
$stripeCustomer = StripeHelper::createOrGetStripeCustomer($fcCustomer); |
| 921 |
if (is_wp_error($stripeCustomer)) { |
| 922 |
return $stripeCustomer; |
| 923 |
} |
| 924 |
|
| 925 |
// Use a single line item with the total amount to avoid complexity |
| 926 |
// This is simpler and prevents any calculation mismatches |
| 927 |
$storeName = (new \FluentCart\Api\StoreSettings())->get('store_name'); |
| 928 |
$lineItems = [ |
| 929 |
[ |
| 930 |
'price_data' => [ |
| 931 |
'currency' => strtolower($transactionCurrency), |
| 932 |
'product_data' => [ |
| 933 |
'name' => $storeName . ' - Order #' . $order->uuid, |
| 934 |
'description' => sprintf(__('Order total including all items, shipping (If any), and taxes (If any)', 'fluent-cart')), |
| 935 |
], |
| 936 |
'unit_amount' => $chargeAmount, |
| 937 |
], |
| 938 |
'quantity' => 1, |
| 939 |
] |
| 940 |
]; |
| 941 |
|
| 942 |
$sessionData = [ |
| 943 |
'customer' => $stripeCustomer['id'], |
| 944 |
'client_reference_id' => $order->uuid, |
| 945 |
'line_items' => $lineItems, |
| 946 |
'mode' => 'payment', |
| 947 |
'success_url' => Processor::getHostedGatewayReturnUrl($transaction), |
| 948 |
'cancel_url' => StripeHelper::getCancelUrl(), |
| 949 |
'metadata' => [ |
| 950 |
'fct_ref_id' => $order->uuid, |
| 951 |
'transaction_hash' => $transaction->uuid, |
| 952 |
'order_reference' => 'fct_order_id_' . $order->id, |
| 953 |
], |
| 954 |
]; |
| 955 |
|
| 956 |
// Same vaulting contract as the onsite intent path (see setup_future_usage |
| 957 |
// above) — a mode: payment Checkout Session only saves the card when this |
| 958 |
// is set on payment_intent_data. |
| 959 |
if (!empty($paymentArgs['setup_future_usage'])) { |
| 960 |
$sessionData['payment_intent_data'] = [ |
| 961 |
'setup_future_usage' => $paymentArgs['setup_future_usage'], |
| 962 |
]; |
| 963 |
} |
| 964 |
|
| 965 |
$itemCount = 1; |
| 966 |
foreach($order->order_items as $item) { |
| 967 |
$sessionData['metadata']['item ' . $itemCount] = 'Name: ' . $item->title . ', ' . 'Qty: ' . $item->quantity . ', Price: ' . Helper::toDecimal($item->line_total, false, null, true, true, false); |
| 968 |
if (count($sessionData['metadata']) > 49) { |
| 969 |
break; |
| 970 |
} |
| 971 |
|
| 972 |
$itemCount++; |
| 973 |
} |
| 974 |
|
| 975 |
$sessionData = apply_filters('fluent_cart/payments/stripe_checkout_session_args', $sessionData, [ |
| 976 |
'order' => $order, |
| 977 |
'transaction' => $transaction |
| 978 |
]); |
| 979 |
|
| 980 |
// Same duplicate-charge defense as every other Stripe create path: a pure |
| 981 |
// duplicate replays the key and gets the original session back; an edited-cart |
| 982 |
// resubmit gets a fresh key instead of a same-key/changed-parameters 400. |
| 983 |
$idempotencyFingerprint = [ |
| 984 |
'customer' => Arr::get($sessionData, 'customer'), |
| 985 |
'line_items' => Arr::get($sessionData, 'line_items'), |
| 986 |
'mode' => Arr::get($sessionData, 'mode'), |
| 987 |
]; |
| 988 |
$idempotencySeed = $paymentInstance->getIdempotencySeed(); |
| 989 |
$idempotencyKey = $idempotencySeed |
| 990 |
? 'fct_stripe_cs_' . md5($idempotencySeed . '|' . wp_json_encode($idempotencyFingerprint)) |
| 991 |
: null; |
| 992 |
|
| 993 |
$session = (new API())->createStripeObject('checkout/sessions', $sessionData, 'current', [ |
| 994 |
'Idempotency-Key' => $idempotencyKey |
| 995 |
]); |
| 996 |
|
| 997 |
if (is_wp_error($session)) { |
| 998 |
return $session; |
| 999 |
} |
| 1000 |
|
| 1001 |
$transaction->update([ |
| 1002 |
'meta' => array_merge($transaction->meta ?? [], [ |
| 1003 |
'session_id' => $session['id'] |
| 1004 |
]) |
| 1005 |
]); |
| 1006 |
|
| 1007 |
return [ |
| 1008 |
'status' => 'success', |
| 1009 |
'nextAction' => 'stripe', |
| 1010 |
'actionName' => 'redirect', |
| 1011 |
'message' => __('Redirecting to Stripe checkout...', 'fluent-cart'), |
| 1012 |
'response' => $session, |
| 1013 |
'payment_args' => array_merge($paymentArgs, [ |
| 1014 |
'checkout_url' => $session['url'], |
| 1015 |
'session_id' => $session['id'] |
| 1016 |
]) |
| 1017 |
]; |
| 1018 |
} |
| 1019 |
|
| 1020 |
|
| 1021 |
private function handleHostedSubscriptionCheckout(PaymentInstance $paymentInstance, $paymentArgs = []) |
| 1022 |
{ |
| 1023 |
$order = $paymentInstance->order; |
| 1024 |
$transaction = $paymentInstance->transaction; |
| 1025 |
$subscriptionModel = $paymentInstance->subscription; |
| 1026 |
$fcCustomer = $order->customer; |
| 1027 |
|
| 1028 |
if (!$subscriptionModel) { |
| 1029 |
return new \WP_Error('no_subscription', __('No subscription found.', 'fluent-cart')); |
| 1030 |
} |
| 1031 |
|
| 1032 |
// No request body: a hosted Checkout Session mints its own subscription, |
| 1033 |
// so nothing is reusable here. |
| 1034 |
$guardError = $this->guardExistingRemoteSubscription($subscriptionModel, $order); |
| 1035 |
if (is_wp_error($guardError)) { |
| 1036 |
return $guardError; |
| 1037 |
} |
| 1038 |
|
| 1039 |
$transactionCurrency = $transaction->currency; |
| 1040 |
$orderType = $order->type; |
| 1041 |
|
| 1042 |
// Create or get Stripe customer |
| 1043 |
$stripeCustomer = StripeHelper::createOrGetStripeCustomer($fcCustomer); |
| 1044 |
if (is_wp_error($stripeCustomer)) { |
| 1045 |
return $stripeCustomer; |
| 1046 |
} |
| 1047 |
|
| 1048 |
// Get or create Stripe price/plan |
| 1049 |
if ($orderType == 'renewal') { |
| 1050 |
$stripePlan = Plan::getStripePricing([ |
| 1051 |
'product_id' => $subscriptionModel->product_id, |
| 1052 |
'variation_id' => $subscriptionModel->variation_id, |
| 1053 |
'billing_interval' => $subscriptionModel->billing_interval, |
| 1054 |
'recurring_total' => $subscriptionModel->getCurrentRenewalAmount(), |
| 1055 |
'currency' => $order->currency, |
| 1056 |
'trial_days' => $subscriptionModel->getReactivationTrialDays(), |
| 1057 |
'interval_count' => 1, |
| 1058 |
'order_id' => $subscriptionModel->parent_order_id, |
| 1059 |
]); |
| 1060 |
} else { |
| 1061 |
$stripePlan = Plan::getStripePricing([ |
| 1062 |
'product_id' => $subscriptionModel->product_id, |
| 1063 |
'variation_id' => $subscriptionModel->variation_id, |
| 1064 |
'billing_interval' => $subscriptionModel->billing_interval, |
| 1065 |
'recurring_total' => $subscriptionModel->recurring_total, |
| 1066 |
'currency' => $order->currency, |
| 1067 |
'trial_days' => (int)$subscriptionModel->trial_days, |
| 1068 |
'interval_count' => 1, |
| 1069 |
'order_id' => $subscriptionModel->parent_order_id, |
| 1070 |
]); |
| 1071 |
} |
| 1072 |
|
| 1073 |
if (is_wp_error($stripePlan)) { |
| 1074 |
return $stripePlan; |
| 1075 |
} |
| 1076 |
|
| 1077 |
|
| 1078 |
$feeTotal = $orderType !== 'renewal' ? (int)$paymentInstance->order->fee_total : 0; |
| 1079 |
$initialAmount = (int)$subscriptionModel->signup_fee + $paymentInstance->getExtraAddonAmount() + $feeTotal; |
| 1080 |
|
| 1081 |
if ($orderType == 'renewal') { |
| 1082 |
$initialAmount = 0; |
| 1083 |
} |
| 1084 |
|
| 1085 |
$recurringTotal = (int)$subscriptionModel->recurring_total; |
| 1086 |
if ($transactionCurrency && CurrenciesHelper::isZeroDecimal($transactionCurrency)) { |
| 1087 |
$initialAmount = (int)($initialAmount / 100); |
| 1088 |
$recurringTotal = (int)($recurringTotal / 100); |
| 1089 |
} |
| 1090 |
|
| 1091 |
$lineItems = [ |
| 1092 |
[ |
| 1093 |
'price' => $stripePlan['id'], |
| 1094 |
'quantity' => $subscriptionModel->quantity ?: 1, |
| 1095 |
] |
| 1096 |
]; |
| 1097 |
|
| 1098 |
$subscriptionData = [ |
| 1099 |
'metadata' => [ |
| 1100 |
'fct_ref_id' => $order->uuid, |
| 1101 |
'email' => $fcCustomer->email, |
| 1102 |
'name' => $order->full_name, |
| 1103 |
'order_reference' => 'fct_order_id_' . $order->id, |
| 1104 |
'subscription_item' => $subscriptionModel->item_name, |
| 1105 |
], |
| 1106 |
]; |
| 1107 |
|
| 1108 |
// Handle trial period if set in plan (same as onsite lines 94-96) |
| 1109 |
if (!empty($stripePlan['trial_period_days'])) { |
| 1110 |
$subscriptionData['trial_period_days'] = $stripePlan['trial_period_days']; |
| 1111 |
} |
| 1112 |
|
| 1113 |
if ($initialAmount > 0) { |
| 1114 |
$addonPrice = Plan::getOneTimeAddonPrice([ |
| 1115 |
'product_id' => $subscriptionModel->product_id, |
| 1116 |
'currency' => $order->currency, |
| 1117 |
'amount' => (int)$initialAmount, |
| 1118 |
'name' => __('Signup fee / initial payment', 'fluent-cart'), |
| 1119 |
'variation_id' => $subscriptionModel->variation_id, |
| 1120 |
'order_id' => $subscriptionModel->parent_order_id, |
| 1121 |
|
| 1122 |
]); |
| 1123 |
|
| 1124 |
if (is_wp_error($addonPrice)) { |
| 1125 |
return $addonPrice; |
| 1126 |
}; |
| 1127 |
|
| 1128 |
$lineItems[] = [ |
| 1129 |
'price' => $addonPrice['id'], |
| 1130 |
'quantity' => 1 |
| 1131 |
]; |
| 1132 |
} |
| 1133 |
|
| 1134 |
$sessionData = [ |
| 1135 |
'customer' => $stripeCustomer['id'], |
| 1136 |
'client_reference_id' => $order->uuid, |
| 1137 |
'line_items' => $lineItems, |
| 1138 |
'mode' => 'subscription', |
| 1139 |
'consent_collection' => ['payment_method_reuse_agreement' => ['position' => 'hidden']], |
| 1140 |
'success_url' => Processor::getHostedGatewayReturnUrl($transaction), |
| 1141 |
'cancel_url' => StripeHelper::getCancelUrl(), |
| 1142 |
'subscription_data' => $subscriptionData, |
| 1143 |
'metadata' => [ |
| 1144 |
'fct_ref_id' => $order->uuid, |
| 1145 |
'subscription_item' => $subscriptionModel->item_name, |
| 1146 |
'transaction_hash' => $transaction->uuid, |
| 1147 |
'order_reference' => 'fct_order_id_' . $order->id, |
| 1148 |
], |
| 1149 |
]; |
| 1150 |
|
| 1151 |
$sessionData = apply_filters('fluent_cart/payments/stripe_subscription_checkout_session_args', $sessionData, [ |
| 1152 |
'order' => $order, |
| 1153 |
'transaction' => $transaction, |
| 1154 |
'subscription' => $subscriptionModel |
| 1155 |
]); |
| 1156 |
|
| 1157 |
// Same duplicate-subscription defense as the onsite path, applied to the hosted |
| 1158 |
// Checkout Session. Metadata is excluded so a volatile metadata filter cannot |
| 1159 |
// change the key on a genuine duplicate and reopen the double-charge window. |
| 1160 |
$idempotencyFingerprint = [ |
| 1161 |
'customer' => Arr::get($sessionData, 'customer'), |
| 1162 |
'line_items' => Arr::get($sessionData, 'line_items'), |
| 1163 |
'mode' => Arr::get($sessionData, 'mode'), |
| 1164 |
'subscription_data' => Arr::get($sessionData, 'subscription_data'), |
| 1165 |
// See the onsite path: rolls the key after a guard cancel, read from |
| 1166 |
// the persisted marker so retries recompute the same key. |
| 1167 |
'replaces' => (string)Arr::get( |
| 1168 |
(array)$subscriptionModel->config, |
| 1169 |
'stripe_replaced_vendor_sub_id', |
| 1170 |
'' |
| 1171 |
), |
| 1172 |
]; |
| 1173 |
$idempotencySeed = $paymentInstance->getIdempotencySeed(); |
| 1174 |
$idempotencyKey = $idempotencySeed |
| 1175 |
? 'fct_stripe_sub_cs_' . md5($idempotencySeed . '|' . wp_json_encode($idempotencyFingerprint)) |
| 1176 |
: null; |
| 1177 |
|
| 1178 |
$session = (new API())->createStripeObject('checkout/sessions', $sessionData, 'current', [ |
| 1179 |
'Idempotency-Key' => $idempotencyKey |
| 1180 |
]); |
| 1181 |
|
| 1182 |
if (is_wp_error($session)) { |
| 1183 |
return $session; |
| 1184 |
} |
| 1185 |
|
| 1186 |
$subscriptionModel->update([ |
| 1187 |
'vendor_customer_id' => $stripeCustomer['id'] |
| 1188 |
]); |
| 1189 |
|
| 1190 |
$transaction->update([ |
| 1191 |
'vendor_charge_id' => Arr::get($session, 'payment_intent', Arr::get($session, 'id')), |
| 1192 |
'meta' => array_merge($transaction->meta ?? [], [ |
| 1193 |
'session_id' => $session['id'] |
| 1194 |
]) |
| 1195 |
]); |
| 1196 |
|
| 1197 |
return [ |
| 1198 |
'status' => 'success', |
| 1199 |
'nextAction' => 'stripe', |
| 1200 |
'actionName' => 'redirect', |
| 1201 |
'message' => __('Redirecting to Stripe checkout...', 'fluent-cart'), |
| 1202 |
'response' => $session, |
| 1203 |
'payment_args' => array_merge($paymentArgs, [ |
| 1204 |
'checkout_url' => $session['url'], |
| 1205 |
'session_id' => $session['id'] |
| 1206 |
]) |
| 1207 |
]; |
| 1208 |
} |
| 1209 |
|
| 1210 |
} |
| 1211 |
|
