273 lines
9.3 KiB
PHP
273 lines
9.3 KiB
PHP
<?php
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/**
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* Checkout Shortcode
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*
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* Used on the checkout page, the checkout shortcode displays the checkout process.
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*
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* @package WooCommerce/Shortcodes/Checkout
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* @version 2.0.0
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*/
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defined( 'ABSPATH' ) || exit;
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/**
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* Shortcode checkout class.
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*/
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class WC_Shortcode_Checkout {
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/**
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* Get the shortcode content.
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*
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* @param array $atts Shortcode attributes.
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* @return string
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*/
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public static function get( $atts ) {
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return WC_Shortcodes::shortcode_wrapper( array( __CLASS__, 'output' ), $atts );
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}
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/**
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* Output the shortcode.
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*
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* @param array $atts Shortcode attributes.
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*/
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public static function output( $atts ) {
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global $wp;
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// Check cart class is loaded or abort.
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if ( is_null( WC()->cart ) ) {
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return;
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}
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// Backwards compatibility with old pay and thanks link arguments.
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if ( isset( $_GET['order'] ) && isset( $_GET['key'] ) ) { // WPCS: input var ok, CSRF ok.
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wc_deprecated_argument( __CLASS__ . '->' . __FUNCTION__, '2.1', '"order" is no longer used to pass an order ID. Use the order-pay or order-received endpoint instead.' );
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// Get the order to work out what we are showing.
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$order_id = absint( $_GET['order'] ); // WPCS: input var ok.
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$order = wc_get_order( $order_id );
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if ( $order && $order->has_status( 'pending' ) ) {
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$wp->query_vars['order-pay'] = absint( $_GET['order'] ); // WPCS: input var ok.
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} else {
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$wp->query_vars['order-received'] = absint( $_GET['order'] ); // WPCS: input var ok.
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}
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}
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// Handle checkout actions.
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if ( ! empty( $wp->query_vars['order-pay'] ) ) {
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self::order_pay( $wp->query_vars['order-pay'] );
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} elseif ( isset( $wp->query_vars['order-received'] ) ) {
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self::order_received( $wp->query_vars['order-received'] );
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} else {
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self::checkout();
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}
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}
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/**
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* Show the pay page.
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*
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* @throws Exception When validate fails.
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* @param int $order_id Order ID.
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*/
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private static function order_pay( $order_id ) {
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do_action( 'before_woocommerce_pay' );
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$order_id = absint( $order_id );
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// Pay for existing order.
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if ( isset( $_GET['pay_for_order'], $_GET['key'] ) && $order_id ) { // WPCS: input var ok, CSRF ok.
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try {
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$order_key = isset( $_GET['key'] ) ? wc_clean( wp_unslash( $_GET['key'] ) ) : ''; // WPCS: input var ok, CSRF ok.
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$order = wc_get_order( $order_id );
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// Order or payment link is invalid.
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if ( ! $order || $order->get_id() !== $order_id || $order->get_order_key() !== $order_key ) {
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throw new Exception( __( 'Sorry, this order is invalid and cannot be paid for.', 'woocommerce' ) );
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}
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// Logged out customer does not have permission to pay for this order.
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if ( ! current_user_can( 'pay_for_order', $order_id ) && ! is_user_logged_in() ) {
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echo '<div class="woocommerce-info">' . esc_html__( 'Please log in to your account below to continue to the payment form.', 'woocommerce' ) . '</div>';
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woocommerce_login_form(
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array(
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'redirect' => $order->get_checkout_payment_url(),
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)
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);
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return;
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}
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// Logged in customer trying to pay for someone else's order.
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if ( ! current_user_can( 'pay_for_order', $order_id ) ) {
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throw new Exception( __( 'This order cannot be paid for. Please contact us if you need assistance.', 'woocommerce' ) );
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}
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// Does not need payment.
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if ( ! $order->needs_payment() ) {
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/* translators: %s: order status */
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throw new Exception( sprintf( __( 'This order’s status is “%s”—it cannot be paid for. Please contact us if you need assistance.', 'woocommerce' ), wc_get_order_status_name( $order->get_status() ) ) );
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}
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// Ensure order items are still stocked if paying for a failed order. Pending orders do not need this check because stock is held.
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if ( ! $order->has_status( 'pending' ) ) {
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$quantities = array();
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foreach ( $order->get_items() as $item_key => $item ) {
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if ( $item && is_callable( array( $item, 'get_product' ) ) ) {
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$product = $item->get_product();
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if ( ! $product ) {
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continue;
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}
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$quantities[ $product->get_stock_managed_by_id() ] = isset( $quantities[ $product->get_stock_managed_by_id() ] ) ? $quantities[ $product->get_stock_managed_by_id() ] + $item->get_quantity() : $item->get_quantity();
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}
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}
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foreach ( $order->get_items() as $item_key => $item ) {
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if ( $item && is_callable( array( $item, 'get_product' ) ) ) {
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$product = $item->get_product();
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if ( ! $product ) {
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continue;
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}
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if ( ! apply_filters( 'woocommerce_pay_order_product_in_stock', $product->is_in_stock(), $product, $order ) ) {
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/* translators: %s: product name */
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throw new Exception( sprintf( __( 'Sorry, "%s" is no longer in stock so this order cannot be paid for. We apologize for any inconvenience caused.', 'woocommerce' ), $product->get_name() ) );
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}
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// Check stock based on all items in the cart and consider any held stock within pending orders.
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$held_stock = wc_get_held_stock_quantity( $product, $order->get_id() );
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$required_stock = $quantities[ $product->get_stock_managed_by_id() ];
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if ( $product->get_stock_quantity() < ( $held_stock + $required_stock ) ) {
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/* translators: 1: product name 2: quantity in stock */
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throw new Exception( sprintf( __( 'Sorry, we do not have enough "%1$s" in stock to fulfill your order (%2$s available). We apologize for any inconvenience caused.', 'woocommerce' ), $product->get_name(), wc_format_stock_quantity_for_display( $product->get_stock_quantity() - $held_stock, $product ) ) );
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}
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}
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}
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}
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WC()->customer->set_props(
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array(
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'billing_country' => $order->get_billing_country() ? $order->get_billing_country() : null,
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'billing_state' => $order->get_billing_state() ? $order->get_billing_state() : null,
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'billing_postcode' => $order->get_billing_postcode() ? $order->get_billing_postcode() : null,
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)
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);
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WC()->customer->save();
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$available_gateways = WC()->payment_gateways->get_available_payment_gateways();
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if ( count( $available_gateways ) ) {
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current( $available_gateways )->set_current();
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}
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wc_get_template(
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'checkout/form-pay.php', array(
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'order' => $order,
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'available_gateways' => $available_gateways,
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'order_button_text' => apply_filters( 'woocommerce_pay_order_button_text', __( 'Pay for order', 'woocommerce' ) ),
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)
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);
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} catch ( Exception $e ) {
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wc_print_notice( $e->getMessage(), 'error' );
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}
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} elseif ( $order_id ) {
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// Pay for order after checkout step.
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$order_key = isset( $_GET['key'] ) ? wc_clean( wp_unslash( $_GET['key'] ) ) : ''; // WPCS: input var ok, CSRF ok.
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$order = wc_get_order( $order_id );
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if ( $order && $order->get_id() === $order_id && $order->get_order_key() === $order_key ) {
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if ( $order->needs_payment() ) {
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wc_get_template( 'checkout/order-receipt.php', array( 'order' => $order ) );
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} else {
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/* translators: %s: order status */
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wc_print_notice( sprintf( __( 'This order’s status is “%s”—it cannot be paid for. Please contact us if you need assistance.', 'woocommerce' ), wc_get_order_status_name( $order->get_status() ) ), 'error' );
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}
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} else {
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wc_print_notice( __( 'Sorry, this order is invalid and cannot be paid for.', 'woocommerce' ), 'error' );
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}
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} else {
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wc_print_notice( __( 'Invalid order.', 'woocommerce' ), 'error' );
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}
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do_action( 'after_woocommerce_pay' );
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}
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/**
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* Show the thanks page.
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*
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* @param int $order_id Order ID.
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*/
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private static function order_received( $order_id = 0 ) {
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$order = false;
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// Get the order.
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$order_id = apply_filters( 'woocommerce_thankyou_order_id', absint( $order_id ) );
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$order_key = apply_filters( 'woocommerce_thankyou_order_key', empty( $_GET['key'] ) ? '' : wc_clean( wp_unslash( $_GET['key'] ) ) ); // WPCS: input var ok, CSRF ok.
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if ( $order_id > 0 ) {
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$order = wc_get_order( $order_id );
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if ( ! $order || $order->get_order_key() !== $order_key ) {
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$order = false;
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}
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}
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// Empty awaiting payment session.
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unset( WC()->session->order_awaiting_payment );
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// Empty current cart.
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wc_empty_cart();
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wc_get_template( 'checkout/thankyou.php', array( 'order' => $order ) );
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}
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/**
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* Show the checkout.
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*/
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private static function checkout() {
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// Check cart has contents.
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if ( WC()->cart->is_empty() && ! is_customize_preview() && apply_filters( 'woocommerce_checkout_redirect_empty_cart', true ) ) {
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return;
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}
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// Check cart contents for errors.
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do_action( 'woocommerce_check_cart_items' );
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// Calc totals.
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WC()->cart->calculate_totals();
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// Get checkout object.
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$checkout = WC()->checkout();
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if ( empty( $_POST ) && wc_notice_count( 'error' ) > 0 ) { // WPCS: input var ok, CSRF ok.
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wc_get_template( 'checkout/cart-errors.php', array( 'checkout' => $checkout ) );
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} else {
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$non_js_checkout = ! empty( $_POST['woocommerce_checkout_update_totals'] ); // WPCS: input var ok, CSRF ok.
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if ( wc_notice_count( 'error' ) === 0 && $non_js_checkout ) {
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wc_add_notice( __( 'The order totals have been updated. Please confirm your order by pressing the "Place order" button at the bottom of the page.', 'woocommerce' ) );
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}
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wc_get_template( 'checkout/form-checkout.php', array( 'checkout' => $checkout ) );
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}
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}
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}
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