| 1 |
<?php |
| 2 |
/** |
| 3 |
* Form Handler. |
| 4 |
* |
| 5 |
* @package WCPOS\WooCommercePOS |
| 6 |
*/ |
| 7 |
|
| 8 |
namespace WCPOS\WooCommercePOS; |
| 9 |
|
| 10 |
use WCPOS\WooCommercePOS\Services\Auth as AuthService; |
| 11 |
|
| 12 |
/** |
| 13 |
* Form_Handler class. |
| 14 |
*/ |
| 15 |
class Form_Handler { |
| 16 |
|
| 17 |
/** |
| 18 |
* Constructor. |
| 19 |
*/ |
| 20 |
public function __construct() { |
| 21 |
// May need $wp global to access query vars. |
| 22 |
add_action( 'wp', array( $this, 'pay_action' ), 10 ); |
| 23 |
add_action( 'wp', array( $this, 'coupon_action' ), 10 ); |
| 24 |
} |
| 25 |
|
| 26 |
/** |
| 27 |
* Hook in methods. |
| 28 |
*/ |
| 29 |
public static function init() { |
| 30 |
// May need $wp global to access query vars. |
| 31 |
add_action( 'wp', array( __CLASS__, 'pay_action' ), 10 ); |
| 32 |
} |
| 33 |
|
| 34 |
/** |
| 35 |
* Process the pay action. |
| 36 |
* |
| 37 |
* There's a problem if the woocommerce_pay nonce doesn't match the current user, |
| 38 |
* so we need to check the order and set current user to the order's customer. |
| 39 |
*/ |
| 40 |
public function pay_action() { |
| 41 |
global $wp; |
| 42 |
|
| 43 |
// phpcs:ignore WordPress.Security.NonceVerification.Missing -- Nonce verified by WooCommerce in the pay form handler. |
| 44 |
if ( woocommerce_pos_request() && isset( $_POST['woocommerce_pay'], $_GET['key'] ) ) { |
| 45 |
$order_id = absint( $wp->query_vars['order-pay'] ); |
| 46 |
$order = wc_get_order( $order_id ); |
| 47 |
|
| 48 |
// Ensure the order exists. |
| 49 |
if ( ! $order ) { |
| 50 |
wp_die( |
| 51 |
/* translators: Checkout/payment form error message shown when the order cannot be found. */ |
| 52 |
esc_html__( 'Order does not exist.', 'woocommerce-pos' ), |
| 53 |
/* translators: Checkout/payment form error message title. */ |
| 54 |
esc_html__( 'Error', 'woocommerce-pos' ), |
| 55 |
array( 'response' => 403 ) |
| 56 |
); |
| 57 |
} |
| 58 |
|
| 59 |
// Verify the order key matches the key provided in the URL. |
| 60 |
$provided_key = sanitize_text_field( wp_unslash( $_GET['key'] ) ); |
| 61 |
if ( $provided_key !== $order->get_order_key() ) { |
| 62 |
wp_die( |
| 63 |
/* translators: Checkout/payment form error message shown when the order key does not match. */ |
| 64 |
esc_html__( 'Order key mismatch.', 'woocommerce-pos' ), |
| 65 |
/* translators: Checkout/payment form error message title. */ |
| 66 |
esc_html__( 'Error', 'woocommerce-pos' ), |
| 67 |
array( 'response' => 403 ) |
| 68 |
); |
| 69 |
} |
| 70 |
|
| 71 |
// Check for 'wcpos_jwt' and fall back to 'token' if not present. |
| 72 |
// remove 'token' when wcpos_jwt is fully implemented. |
| 73 |
$token_key = isset( $_GET['wcpos_jwt'] ) ? 'wcpos_jwt' : ( isset( $_GET['token'] ) ? 'token' : null ); |
| 74 |
|
| 75 |
if ( null === $token_key || ! isset( $_GET[ $token_key ] ) ) { |
| 76 |
wp_die( |
| 77 |
/* translators: Checkout/payment form error message shown when no cashier token is provided. */ |
| 78 |
esc_html__( 'Token not provided.', 'woocommerce-pos' ), |
| 79 |
/* translators: Checkout/payment form error message title. */ |
| 80 |
esc_html__( 'Error', 'woocommerce-pos' ), |
| 81 |
array( 'response' => 403 ) |
| 82 |
); |
| 83 |
} |
| 84 |
|
| 85 |
// Verify the cashier is authorized to access the order. |
| 86 |
$provided_token = sanitize_text_field( wp_unslash( $_GET[ $token_key ] ) ); |
| 87 |
$auth = AuthService::instance(); |
| 88 |
$user = $auth->validate_token( $provided_token ); |
| 89 |
if ( is_wp_error( $user ) ) { |
| 90 |
wp_die( |
| 91 |
/* translators: Checkout/payment form error message shown when the cashier token does not match. */ |
| 92 |
esc_html__( 'Cashier token mismatch.', 'woocommerce-pos' ), |
| 93 |
/* translators: Checkout/payment form error message title. */ |
| 94 |
esc_html__( 'Error', 'woocommerce-pos' ), |
| 95 |
array( 'response' => 403 ) |
| 96 |
); |
| 97 |
} |
| 98 |
|
| 99 |
// set customer. |
| 100 |
wp_set_current_user( $order->get_customer_id() ); |
| 101 |
} |
| 102 |
} |
| 103 |
|
| 104 |
/** |
| 105 |
* Process the coupon action. |
| 106 |
*/ |
| 107 |
public function coupon_action() { |
| 108 |
global $wp; |
| 109 |
|
| 110 |
$is_coupon_request = isset( $_POST['pos_apply_coupon'] ) || isset( $_POST['pos_remove_coupon'] ); |
| 111 |
if ( ! woocommerce_pos_request() || ! $is_coupon_request ) { |
| 112 |
return; |
| 113 |
} |
| 114 |
|
| 115 |
// Check for nonce. |
| 116 |
if ( ! isset( $_POST['pos_coupon_nonce'] ) || ! wp_verify_nonce( $_POST['pos_coupon_nonce'], 'pos_coupon_action' ) ) { |
| 117 |
return; |
| 118 |
} |
| 119 |
|
| 120 |
$order_id = absint( $wp->query_vars['order-pay'] ); |
| 121 |
$order = wc_get_order( $order_id ); |
| 122 |
|
| 123 |
if ( isset( $_POST['pos_apply_coupon'] ) ) { |
| 124 |
$coupon_code = isset( $_POST['pos_coupon_code'] ) ? sanitize_text_field( wp_unslash( $_POST['pos_coupon_code'] ) ) : ''; |
| 125 |
$apply_result = $order->apply_coupon( $coupon_code ); |
| 126 |
if ( is_wp_error( $apply_result ) ) { |
| 127 |
wc_add_notice( $apply_result->get_error_message(), 'error' ); |
| 128 |
} |
| 129 |
} elseif ( isset( $_POST['pos_remove_coupon'] ) ) { |
| 130 |
$coupon_code = sanitize_text_field( wp_unslash( $_POST['pos_remove_coupon'] ) ); |
| 131 |
|
| 132 |
$remove_result = $order->remove_coupon( $coupon_code ); |
| 133 |
if ( ! $remove_result ) { |
| 134 |
wc_add_notice( __( 'Error', 'woocommerce' ) ); |
| 135 |
} |
| 136 |
} |
| 137 |
} |
| 138 |
} |
| 139 |
|
