338 lines
10 KiB
PHP
338 lines
10 KiB
PHP
<?php
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/**
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* WooCommerce Cart Functions
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*
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* Functions for cart specific things.
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*
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* @author WooThemes
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* @category Core
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* @package WooCommerce/Functions
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* @version 2.5.0
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*/
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if ( ! defined( 'ABSPATH' ) ) {
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exit; // Exit if accessed directly
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}
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/**
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* Prevent password protected products being added to the cart.
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*
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* @param bool $passed
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* @param int $product_id
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* @return bool
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*/
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function wc_protected_product_add_to_cart( $passed, $product_id ) {
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if ( post_password_required( $product_id ) ) {
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$passed = false;
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wc_add_notice( __( 'This product is protected and cannot be purchased.', 'woocommerce' ), 'error' );
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}
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return $passed;
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}
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add_filter( 'woocommerce_add_to_cart_validation', 'wc_protected_product_add_to_cart', 10, 2 );
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/**
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* Clears the cart session when called.
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*/
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function wc_empty_cart() {
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if ( ! isset( WC()->cart ) || '' === WC()->cart ) {
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WC()->cart = new WC_Cart();
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}
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WC()->cart->empty_cart( false );
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}
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/**
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* Load the persistent cart.
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*
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* @param string $user_login
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* @param WP_User $user
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* @deprecated 2.3
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*/
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function wc_load_persistent_cart( $user_login, $user ) {
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if ( ! $user || ! ( $saved_cart = get_user_meta( $user->ID, '_woocommerce_persistent_cart', true ) ) ) {
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return;
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}
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if ( empty( WC()->session->cart ) || ! is_array( WC()->session->cart ) || 0 === sizeof( WC()->session->cart ) ) {
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WC()->session->cart = $saved_cart['cart'];
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}
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}
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/**
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* Add to cart messages.
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*
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* @access public
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* @param int|array $products
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* @param bool $show_qty Should qty's be shown? Added in 2.6.0
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*/
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function wc_add_to_cart_message( $products, $show_qty = false ) {
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$titles = array();
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$count = 0;
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if ( ! is_array( $products ) ) {
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$products = array( $products );
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$show_qty = false;
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}
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if ( ! $show_qty ) {
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$products = array_fill_keys( array_values( $products ), 1 );
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}
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foreach ( $products as $product_id => $qty ) {
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$titles[] = ( $qty > 1 ? absint( $qty ) . ' × ' : '' ) . sprintf( _x( '“%s”', 'Item name in quotes', 'woocommerce' ), strip_tags( get_the_title( $product_id ) ) );
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$count += $qty;
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}
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$titles = array_filter( $titles );
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$added_text = sprintf( _n( '%s has been added to your cart.', '%s have been added to your cart.', $count, 'woocommerce' ), wc_format_list_of_items( $titles ) );
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// Output success messages
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if ( 'yes' === get_option( 'woocommerce_cart_redirect_after_add' ) ) {
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$return_to = apply_filters( 'woocommerce_continue_shopping_redirect', wp_get_raw_referer() ? wp_validate_redirect( wp_get_raw_referer(), false ) : wc_get_page_permalink( 'shop' ) );
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$message = sprintf( '<a href="%s" class="button wc-forward">%s</a> %s', esc_url( $return_to ), esc_html__( 'Continue Shopping', 'woocommerce' ), esc_html( $added_text ) );
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} else {
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$message = sprintf( '<a href="%s" class="button wc-forward">%s</a> %s', esc_url( wc_get_page_permalink( 'cart' ) ), esc_html__( 'View Cart', 'woocommerce' ), esc_html( $added_text ) );
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}
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wc_add_notice( apply_filters( 'wc_add_to_cart_message', $message, $product_id ) );
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}
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/**
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* Comma separate a list of item names, and replace final comma with 'and'
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* @param array $items
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* @return string
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*/
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function wc_format_list_of_items( $items ) {
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$item_string = '';
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foreach ( $items as $key => $item ) {
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$item_string .= $item;
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if ( $key + 2 === sizeof( $items ) ) {
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$item_string .= ' ' . __( 'and', 'woocommerce' ) . ' ';
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} elseif ( $key + 1 !== sizeof( $items ) ) {
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$item_string .= ', ';
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}
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}
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return $item_string;
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}
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/**
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* Clear cart after payment.
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*
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* @access public
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*/
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function wc_clear_cart_after_payment() {
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global $wp;
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if ( ! empty( $wp->query_vars['order-received'] ) ) {
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$order_id = absint( $wp->query_vars['order-received'] );
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$order_key = isset( $_GET['key'] ) ? wc_clean( $_GET['key'] ) : '';
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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_key === $order_key ) {
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WC()->cart->empty_cart();
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}
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}
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}
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if ( WC()->session->order_awaiting_payment > 0 ) {
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$order = wc_get_order( WC()->session->order_awaiting_payment );
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if ( $order && $order->id > 0 ) {
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// If the order has not failed, or is not pending, the order must have gone through
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if ( ! $order->has_status( array( 'failed', 'pending', 'cancelled' ) ) ) {
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WC()->cart->empty_cart();
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}
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}
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}
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}
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add_action( 'get_header', 'wc_clear_cart_after_payment' );
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/**
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* Get the subtotal.
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*
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* @access public
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* @return string
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*/
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function wc_cart_totals_subtotal_html() {
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echo WC()->cart->get_cart_subtotal();
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}
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/**
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* Get shipping methods.
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*
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* @access public
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*/
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function wc_cart_totals_shipping_html() {
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$packages = WC()->shipping->get_packages();
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foreach ( $packages as $i => $package ) {
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$chosen_method = isset( WC()->session->chosen_shipping_methods[ $i ] ) ? WC()->session->chosen_shipping_methods[ $i ] : '';
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$product_names = array();
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if ( sizeof( $packages ) > 1 ) {
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foreach ( $package['contents'] as $item_id => $values ) {
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$product_names[] = $values['data']->get_title() . ' ×' . $values['quantity'];
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}
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}
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wc_get_template( 'cart/cart-shipping.php', array(
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'package' => $package,
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'available_methods' => $package['rates'],
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'show_package_details' => sizeof( $packages ) > 1,
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'package_details' => implode( ', ', $product_names ),
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'package_name' => apply_filters( 'woocommerce_shipping_package_name', sprintf( _n( 'Shipping', 'Shipping %d', ( $i + 1 ), 'woocommerce' ), ( $i + 1 ) ), $i, $package ),
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'index' => $i,
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'chosen_method' => $chosen_method
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) );
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}
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}
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/**
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* Get taxes total.
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*
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* @access public
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*/
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function wc_cart_totals_taxes_total_html() {
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echo apply_filters( 'woocommerce_cart_totals_taxes_total_html', wc_price( WC()->cart->get_taxes_total() ) );
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}
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/**
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* Get a coupon label.
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*
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* @access public
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* @param string $coupon
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* @param bool $echo or return
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*/
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function wc_cart_totals_coupon_label( $coupon, $echo = true ) {
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if ( is_string( $coupon ) ) {
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$coupon = new WC_Coupon( $coupon );
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}
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$label = apply_filters( 'woocommerce_cart_totals_coupon_label', esc_html( __( 'Coupon:', 'woocommerce' ) . ' ' . $coupon->code ), $coupon );
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if ( $echo ) {
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echo $label;
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} else {
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return $label;
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}
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}
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/**
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* Get a coupon value.
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*
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* @access public
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* @param string $coupon
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*/
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function wc_cart_totals_coupon_html( $coupon ) {
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if ( is_string( $coupon ) ) {
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$coupon = new WC_Coupon( $coupon );
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}
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$value = array();
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if ( $amount = WC()->cart->get_coupon_discount_amount( $coupon->code, WC()->cart->display_cart_ex_tax ) ) {
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$discount_html = '-' . wc_price( $amount );
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} else {
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$discount_html = '';
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}
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$value[] = apply_filters( 'woocommerce_coupon_discount_amount_html', $discount_html, $coupon );
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if ( $coupon->enable_free_shipping() ) {
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$value[] = __( 'Free shipping coupon', 'woocommerce' );
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}
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// get rid of empty array elements
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$value = array_filter( $value );
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$value = implode( ', ', $value ) . ' <a href="' . esc_url( add_query_arg( 'remove_coupon', urlencode( $coupon->code ), defined( 'WOOCOMMERCE_CHECKOUT' ) ? wc_get_checkout_url() : wc_get_cart_url() ) ) . '" class="woocommerce-remove-coupon" data-coupon="' . esc_attr( $coupon->code ) . '">' . __( '[Remove]', 'woocommerce' ) . '</a>';
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echo apply_filters( 'woocommerce_cart_totals_coupon_html', $value, $coupon );
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}
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/**
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* Get order total html including inc tax if needed.
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*
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* @access public
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*/
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function wc_cart_totals_order_total_html() {
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$value = '<strong>' . WC()->cart->get_total() . '</strong> ';
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// If prices are tax inclusive, show taxes here
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if ( wc_tax_enabled() && WC()->cart->tax_display_cart == 'incl' ) {
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$tax_string_array = array();
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if ( get_option( 'woocommerce_tax_total_display' ) == 'itemized' ) {
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foreach ( WC()->cart->get_tax_totals() as $code => $tax )
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$tax_string_array[] = sprintf( '%s %s', $tax->formatted_amount, $tax->label );
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} else {
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$tax_string_array[] = sprintf( '%s %s', wc_price( WC()->cart->get_taxes_total( true, true ) ), WC()->countries->tax_or_vat() );
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}
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if ( ! empty( $tax_string_array ) ) {
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$taxable_address = WC()->customer->get_taxable_address();
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$estimated_text = WC()->customer->is_customer_outside_base() && ! WC()->customer->has_calculated_shipping()
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? sprintf( ' ' . __( 'estimated for %s', 'woocommerce' ), WC()->countries->estimated_for_prefix( $taxable_address[0] ) . WC()->countries->countries[ $taxable_address[0] ] )
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: '';
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$value .= '<small class="includes_tax">' . sprintf( __( '(includes %s)', 'woocommerce' ), implode( ', ', $tax_string_array ) . $estimated_text ) . '</small>';
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}
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}
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echo apply_filters( 'woocommerce_cart_totals_order_total_html', $value );
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}
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/**
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* Get the fee value.
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*
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* @param object $fee
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*/
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function wc_cart_totals_fee_html( $fee ) {
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$cart_totals_fee_html = ( 'excl' == WC()->cart->tax_display_cart ) ? wc_price( $fee->amount ) : wc_price( $fee->amount + $fee->tax );
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echo apply_filters( 'woocommerce_cart_totals_fee_html', $cart_totals_fee_html, $fee );
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}
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/**
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* Get a shipping methods full label including price.
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* @param WC_Shipping_Rate $method
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* @return string
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*/
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function wc_cart_totals_shipping_method_label( $method ) {
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$label = $method->get_label();
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if ( $method->cost > 0 ) {
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if ( WC()->cart->tax_display_cart == 'excl' ) {
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$label .= ': ' . wc_price( $method->cost );
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if ( $method->get_shipping_tax() > 0 && WC()->cart->prices_include_tax ) {
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$label .= ' <small class="tax_label">' . WC()->countries->ex_tax_or_vat() . '</small>';
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}
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} else {
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$label .= ': ' . wc_price( $method->cost + $method->get_shipping_tax() );
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if ( $method->get_shipping_tax() > 0 && ! WC()->cart->prices_include_tax ) {
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$label .= ' <small class="tax_label">' . WC()->countries->inc_tax_or_vat() . '</small>';
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}
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}
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}
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return apply_filters( 'woocommerce_cart_shipping_method_full_label', $label, $method );
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}
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/**
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* Round discount.
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*
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* @param float $value
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* @param int $precision
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* @return float
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*/
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function wc_cart_round_discount( $value, $precision ) {
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if ( version_compare( PHP_VERSION, '5.3.0', '>=' ) ) {
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return round( $value, $precision, WC_DISCOUNT_ROUNDING_MODE );
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} else {
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return round( $value, $precision );
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}
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}
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