← All changes | core/integrations/stripe/api-stripe.php +117 -6 1.0.12 → 1.0.64 View file →

		@@ -5,9 +5,12 @@
5	5	* @package Timetics
6	6	*/
7	7	namespace Timetics\Core\Integrations\Stripe;
8	8
	9	+defined( 'ABSPATH' ) || exit;
	10	+
9	11	use Timetics\Base\Api;
	12	+use Timetics\Core\Bookings\Booking;
10	13	use Timetics\Utils\Singleton;
11	14	use WP_HTTP_Response;
12	15
13	16	/**
		@@ -61,23 +64,91 @@
61	64	*
62	65	* @return JSON
63	66	*/
64	67	public function create_payment( $request ) {
	68	+ if ( $this->is_rate_limited() ) {
	69	+ return new WP_HTTP_Response(
	70	+ [
	71	+ 'success' => 0,
	72	+ 'status_code' => 429,
	73	+ 'message' => __( 'Too many requests. Please try again later.', 'timetics' ),
	74	+ ],
	75	+ 429
	76	+ );
	77	+ }
	78	+
65	79	$data = json_decode( $request->get_body(), true );
66	80
67		- $amount = ! empty( $data['amount'] ) ? floatval( $data['amount'] ) : 0;
68		- $currency = ! empty( $data['currency'] ) ? sanitize_text_field( $data['currency'] ) : '';
	81	+ $amount = ! empty( $data['amount'] ) ? floatval( $data['amount'] ) : 0;
	82	+ $currency = ! empty( $data['currency'] ) ? sanitize_text_field( $data['currency'] ) : '';
	83	+ $booking_id = ! empty( $data['booking_id'] ) ? absint( $data['booking_id'] ) : 0;
	84	+ $token = ! empty( $data['security_token'] ) ? sanitize_text_field( $data['security_token'] ) : '';
69	85
	86	+ $metadata = [];
	87	+
	88	+ // The card form (StripePayment.js) creates this PaymentIntent up front, before
	89	+ // a booking exists, purely from the meeting's price — so booking_id/token are
	90	+ // optional here. Binding happens later via bind_payment_intent(), and the booking
	91	+ // can only be marked paid there after its security_token is verified. An intent
	92	+ // created without a booking can never complete a payment, so this cannot be used
	93	+ // to steal funds; it can only let a caller create inert PaymentIntents in Stripe.
	94	+ if ( $booking_id > 0 && '' !== $token ) {
	95	+ $booking = new Booking( $booking_id );
	96	+
	97	+ if ( ! $booking->is_booking() ) {
	98	+ return new WP_HTTP_Response(
	99	+ [
	100	+ 'success' => 0,
	101	+ 'status_code' => 404,
	102	+ 'message' => __( 'Invalid booking id.', 'timetics' ),
	103	+ ],
	104	+ 404
	105	+ );
	106	+ }
	107	+
	108	+ $stored = (string) $booking->get_security_token();
	109	+
	110	+ if ( '' === $stored || ! hash_equals( $stored, $token ) ) {
	111	+ return new WP_HTTP_Response(
	112	+ [
	113	+ 'success' => 0,
	114	+ 'status_code' => 403,
	115	+ 'message' => __( 'Invalid booking token.', 'timetics' ),
	116	+ ],
	117	+ 403
	118	+ );
	119	+ }
	120	+
	121	+ $metadata['booking_id'] = $booking_id;
	122	+ $metadata['security_token'] = $stored;
	123	+
	124	+ // Once bound, trust the booking's own total over whatever the client sent.
	125	+ $amount = (float) $booking->get_total();
	126	+ }
	127	+
	128	+ // Sanity bounds — reject nonsense amounts regardless of binding.
	129	+ if ( $amount <= 0 || $amount > 1000000 || ! preg_match( '/^[A-Za-z]{3}$/', (string) $currency ) ) {
	130	+ return new WP_HTTP_Response(
	131	+ [
	132	+ 'success' => 0,
	133	+ 'status_code' => 400,
	134	+ 'message' => __( 'Invalid amount or currency.', 'timetics' ),
	135	+ ],
	136	+ 400
	137	+ );
	138	+ }
	139	+
70	140	$payment = new StripePayment();
71	141
72	142	$payment = $payment->create_payment(
73	143	[
74		- 'amount' => $amount * 100,
75		- 'currency' => $currency,
76		- ]
	144	+ 'amount' => $amount * 100,
	145	+ 'currency' => $currency,
	146	+ 'metadata' => $metadata,
	147	+ ]
77	148	);
78	149
79		- if ( is_wp_error( $data ) ) {
	150	+ if ( is_wp_error( $payment ) ) {
80	151	$response = [
81	152	'success' => 0,
82	153	'status_code' => 403,
83	154	'message' => $payment->get_error_message(),
		@@ -85,8 +156,48 @@
85	156
86	157	return new WP_HTTP_Response( $response, 403 );
87	158	}
88	159
	160	+ if ( is_array( $payment ) && ! empty( $payment['error'] ) ) {
	161	+ if ( defined( 'WP_DEBUG' ) && WP_DEBUG && defined( 'WP_DEBUG_LOG' ) && WP_DEBUG_LOG ) {
	162	+ // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log -- Debug logging is guarded by WP_DEBUG checks.
	163	+ error_log( 'Timetics Stripe payment intent failed: ' . wp_json_encode( $payment['error'] ) );
	164	+ }
	165	+
	166	+ return new WP_HTTP_Response(
	167	+ [
	168	+ 'success' => 0,
	169	+ 'status_code' => 402,
	170	+ 'message' => __( 'We could not start the payment. Please try again.', 'timetics' ),
	171	+ ],
	172	+ 402
	173	+ );
	174	+ }
	175	+
89	176	return rest_ensure_response( $payment );
	177	+ }
	178	+
	179	+ /**
	180	+ * Simple per-IP fixed-window limiter for the public payment-intent route.
	181	+ *
	182	+ * @return bool
	183	+ */
	184	+ private function is_rate_limited() {
	185	+ $ip = isset( $_SERVER['REMOTE_ADDR'] ) ? sanitize_text_field( wp_unslash( $_SERVER['REMOTE_ADDR'] ) ) : '';
	186	+
	187	+ if ( '' === $ip ) {
	188	+ return false;
	189	+ }
	190	+
	191	+ $key = 'tt_stripe_rl_' . md5( $ip );
	192	+ $count = (int) get_transient( $key );
	193	+
	194	+ if ( $count >= 20 ) {
	195	+ return true;
	196	+ }
	197	+
	198	+ set_transient( $key, $count + 1, MINUTE_IN_SECONDS * 10 );
	199	+
	200	+ return false;
90	201	}
91	202	}
92	203