WC_Gateway_Paypal_PDT_Handler{} │ WC 1.0
Handle PDT Responses from PayPal.
Хуки из класса
Использование
$WC_Gateway_Paypal_PDT_Handler = new WC_Gateway_Paypal_PDT_Handler(); // use class methods
Методы
- public __construct( $sandbox = false, $identity_token = '' )
- public check_response()
- public check_response_for_order( $wc_order_id )
- public set_receiver_email( $receiver_email = '' )
- protected validate_transaction( $transaction )
Код WC_Gateway_Paypal_PDT_Handler{} WC Gateway Paypal PDT Handler{} WC 9.3.3
class WC_Gateway_Paypal_PDT_Handler extends WC_Gateway_Paypal_Response { /** * Identity token for PDT support * * @var string */ protected $identity_token; /** * Receiver email address to validate. * * @var string Receiver email address. */ protected $receiver_email; /** * Constructor. * * @param bool $sandbox Whether to use sandbox mode or not. * @param string $identity_token Identity token for PDT support. */ public function __construct( $sandbox = false, $identity_token = '' ) { add_action( 'woocommerce_thankyou_paypal', array( $this, 'check_response_for_order' ) ); $this->identity_token = $identity_token; $this->sandbox = $sandbox; } /** * Set receiver email to enable more strict validation. * * @param string $receiver_email Email to receive PDT notification from. */ public function set_receiver_email( $receiver_email = '' ) { $this->receiver_email = $receiver_email; } /** * Validate a PDT transaction to ensure its authentic. * * @param string $transaction TX ID. * @return bool|array False or result array if successful and valid. */ protected function validate_transaction( $transaction ) { $pdt = array( 'body' => array( 'cmd' => '_notify-synch', 'tx' => $transaction, 'at' => $this->identity_token, ), 'timeout' => 60, 'httpversion' => '1.1', 'user-agent' => 'WooCommerce/' . Constants::get_constant( 'WC_VERSION' ), ); // Post back to get a response. $response = wp_safe_remote_post( $this->sandbox ? 'https://www.sandbox.paypal.com/cgi-bin/webscr' : 'https://www.paypal.com/cgi-bin/webscr', $pdt ); if ( is_wp_error( $response ) || strpos( $response['body'], 'SUCCESS' ) !== 0 ) { return false; } // Parse transaction result data. $transaction_result = array_map( 'wc_clean', array_map( 'urldecode', explode( "\n", $response['body'] ) ) ); $transaction_results = array(); foreach ( $transaction_result as $line ) { $line = explode( '=', $line ); $transaction_results[ $line[0] ] = isset( $line[1] ) ? $line[1] : ''; } if ( ! empty( $transaction_results['charset'] ) && function_exists( 'iconv' ) ) { foreach ( $transaction_results as $key => $value ) { $transaction_results[ $key ] = iconv( $transaction_results['charset'], 'utf-8', $value ); } } return $transaction_results; } /** * Check Response for PDT, taking the order id from the request. * * @deprecated 6.4 Use check_response_for_order instead. */ public function check_response() { global $wp; $order_id = apply_filters( 'woocommerce_thankyou_order_id', absint( $wp->query_vars['order-received'] ) ); $this->check_response_for_order( $order_id ); } /** * Check Response for PDT. * * @since 6.4 * * @param mixed $wc_order_id The order id to check the response against. */ public function check_response_for_order( $wc_order_id ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended if ( empty( $_REQUEST['tx'] ) ) { return; } $wc_order = wc_get_order( $wc_order_id ); if ( ! $wc_order->needs_payment() ) { return; } // phpcs:ignore WordPress.Security.NonceVerification.Recommended $transaction = wc_clean( wp_unslash( $_REQUEST['tx'] ) ); $transaction_result = $this->validate_transaction( $transaction ); if ( $transaction_result ) { $status = strtolower( $transaction_result['payment_status'] ); $amount = isset( $transaction_result['mc_gross'] ) ? $transaction_result['mc_gross'] : 0; $order = $this->get_paypal_order( $transaction_result['custom'] ); if ( ! $order ) { // No valid WC order found on tx data. return; } if ( $wc_order->get_id() !== $order->get_id() ) { /* translators: 1: order ID, 2: order ID. */ WC_Gateway_Paypal::log( sprintf( __( 'Received PDT notification for order %1$d on endpoint for order %2$d.', 'woocommerce' ), $order->get_id(), $wc_order_id ), 'error' ); return; } if ( 0 !== strcasecmp( trim( $transaction_result['receiver_email'] ), trim( $this->receiver_email ) ) ) { /* translators: 1: email address, 2: order ID . */ WC_Gateway_Paypal::log( sprintf( __( 'Received PDT notification for another account: %1$s. Order ID: %2$d.', 'woocommerce' ), $transaction_result['receiver_email'], $order->get_id() ), 'error' ); return; } // We have a valid response from PayPal. WC_Gateway_Paypal::log( 'PDT Transaction Status: ' . wc_print_r( $status, true ) ); $order->add_meta_data( '_paypal_status', $status ); $order->set_transaction_id( $transaction ); if ( 'completed' === $status ) { if ( number_format( $order->get_total(), 2, '.', '' ) !== number_format( $amount, 2, '.', '' ) ) { WC_Gateway_Paypal::log( 'Payment error: Amounts do not match (amt ' . $amount . ')', 'error' ); /* translators: 1: Payment amount */ $this->payment_on_hold( $order, sprintf( __( 'Validation error: PayPal amounts do not match (amt %s).', 'woocommerce' ), $amount ) ); } else { // Log paypal transaction fee and payment type. if ( ! empty( $transaction_result['mc_fee'] ) ) { $order->add_meta_data( 'PayPal Transaction Fee', wc_clean( $transaction_result['mc_fee'] ) ); } if ( ! empty( $transaction_result['payment_type'] ) ) { $order->add_meta_data( 'Payment type', wc_clean( $transaction_result['payment_type'] ) ); } $this->payment_complete( $order, $transaction, __( 'PDT payment completed', 'woocommerce' ) ); } } else { if ( 'authorization' === $transaction_result['pending_reason'] ) { $this->payment_on_hold( $order, __( 'Payment authorized. Change payment status to processing or complete to capture funds.', 'woocommerce' ) ); } else { /* translators: 1: Pending reason */ $this->payment_on_hold( $order, sprintf( __( 'Payment pending (%s).', 'woocommerce' ), $transaction_result['pending_reason'] ) ); } } } else { WC_Gateway_Paypal::log( 'Received invalid response from PayPal PDT' ); } } }