1047 lines
31 KiB
PHP
1047 lines
31 KiB
PHP
<?php
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if ( ! defined( 'ABSPATH' ) ) {
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exit;
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}
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/**
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* WooCommerce Product Functions
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*
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* Functions for product 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 2.7.0
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*/
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/**
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* Products wrapper for get_posts.
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*
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* This function should be used for product retrieval so that we have a data agnostic
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* way to get a list of products.
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*
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* Args:
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* status array|string List of statuses to find. Default: any. Options: any, draft, pending, private and publish.
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* type array|string Product type, e.g. Default: all. Options: all, simple, external, variable, variation, grouped.
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* parent int post/product parent
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* sku string Limit result set to products with specific SKU.
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* category array Limit result set to products assigned to specific categories by slug
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* e.g. array('hoodie', 'cap', 't-shirt').
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* tag array Limit result set to products assigned to specific tags (by slug)
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* e.g. array('funky', 'retro', 'designer')
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* shipping_class array Limit results set to products in specific shipping classes (by slug)
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* e.g. array('standard', 'next-day')
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* limit int Maximum of products to retrieve.
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* offset int Offset of products to retrieve.
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* page int Page of products to retrieve. Ignored when using the 'offset' arg.
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* exclude array Product IDs to exclude from the query.
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* orderby string Order by date, title, id, modified, rand etc
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* order string ASC or DESC
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* return string Type of data to return. Allowed values:
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* ids array of Product ids
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* objects array of product objects (default)
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* paginate bool If true, the return value will be an array with values:
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* 'products' => array of data (return value above),
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* 'total' => total number of products matching the query
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* 'max_num_pages' => max number of pages found
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*
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* @since 2.7.0
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* @param array $args Array of args (above)
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* @return array|stdClass Number of pages and an array of product objects if
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* paginate is true, or just an array of values.
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*/
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function wc_get_products( $args ) {
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$args = wp_parse_args( $args, array(
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'status' => array( 'draft', 'pending', 'private', 'publish' ),
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'type' => array_merge( array_keys( wc_get_product_types() ) ),
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'parent' => null,
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'sku' => '',
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'category' => array(),
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'tag' => array(),
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'limit' => get_option( 'posts_per_page' ),
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'offset' => null,
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'page' => 1,
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'exclude' => array(),
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'orderby' => 'date',
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'order' => 'DESC',
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'return' => 'objects',
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'paginate' => false,
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'shipping_class' => array(),
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) );
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// Handle some BW compatibility arg names where wp_query args differ in naming.
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$map_legacy = array(
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'numberposts' => 'limit',
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'post_status' => 'status',
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'post_parent' => 'parent',
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'posts_per_page' => 'limit',
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'paged' => 'page',
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);
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foreach ( $map_legacy as $from => $to ) {
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if ( isset( $args[ $from ] ) ) {
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$args[ $to ] = $args[ $from ];
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}
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}
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return WC_Data_Store::load( 'product' )->get_products( $args );
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}
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/**
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* Main function for returning products, uses the WC_Product_Factory class.
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*
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* @since 2.2.0
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*
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* @param mixed $the_product Post object or post ID of the product.
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* @param array $deprecated
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* @return WC_Product|null
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*/
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function wc_get_product( $the_product = false, $deprecated = array() ) {
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if ( ! did_action( 'woocommerce_init' ) ) {
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_doing_it_wrong( __FUNCTION__, __( 'wc_get_product should not be called before the woocommerce_init action.', 'woocommerce' ), '2.5' );
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return false;
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}
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return WC()->product_factory->get_product( $the_product );
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}
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/**
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* Returns whether or not SKUS are enabled.
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* @return bool
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*/
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function wc_product_sku_enabled() {
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return apply_filters( 'wc_product_sku_enabled', true );
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}
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/**
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* Returns whether or not product weights are enabled.
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* @return bool
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*/
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function wc_product_weight_enabled() {
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return apply_filters( 'wc_product_weight_enabled', true );
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}
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/**
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* Returns whether or not product dimensions (HxWxD) are enabled.
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* @return bool
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*/
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function wc_product_dimensions_enabled() {
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return apply_filters( 'wc_product_dimensions_enabled', true );
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}
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/**
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* Clear all transients cache for product data.
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*
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* @param int $post_id (default: 0)
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*/
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function wc_delete_product_transients( $post_id = 0 ) {
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// Core transients
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$transients_to_clear = array(
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'wc_products_onsale',
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'wc_featured_products',
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'wc_outofstock_count',
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'wc_low_stock_count',
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);
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// Transient names that include an ID
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$post_transient_names = array(
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'wc_product_children_',
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'wc_var_prices_',
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'wc_related_',
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'wc_child_has_weight_',
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'wc_child_has_dimensions_',
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'wc_child_is_in_stock_',
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);
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if ( $post_id > 0 ) {
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foreach ( $post_transient_names as $transient ) {
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$transients_to_clear[] = $transient . $post_id;
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}
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// Does this product have a parent?
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$product = wc_get_product( $post_id );
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if ( $product->get_parent_id() > 0 ) {
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wc_delete_product_transients( $product->get_parent_id() );
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}
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}
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// Delete transients
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foreach ( $transients_to_clear as $transient ) {
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delete_transient( $transient );
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}
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// Increments the transient version to invalidate cache
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WC_Cache_Helper::get_transient_version( 'product', true );
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do_action( 'woocommerce_delete_product_transients', $post_id );
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}
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/**
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* Function that returns an array containing the IDs of the products that are on sale.
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*
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* @since 2.0
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* @return array
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*/
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function wc_get_product_ids_on_sale() {
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// Load from cache
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$product_ids_on_sale = get_transient( 'wc_products_onsale' );
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// Valid cache found
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if ( false !== $product_ids_on_sale ) {
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return $product_ids_on_sale;
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}
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$data_store = WC_Data_Store::load( 'product' );
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$on_sale_products = $data_store->get_on_sale_products();
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$product_ids_on_sale = wp_parse_id_list( array_merge( wp_list_pluck( $on_sale_products, 'id' ), array_diff( wp_list_pluck( $on_sale_products, 'parent_id' ), array( 0 ) ) ) );
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set_transient( 'wc_products_onsale', $product_ids_on_sale, DAY_IN_SECONDS * 30 );
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return $product_ids_on_sale;
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}
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/**
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* Function that returns an array containing the IDs of the featured products.
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*
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* @since 2.1
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* @return array
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*/
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function wc_get_featured_product_ids() {
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// Load from cache
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$featured_product_ids = get_transient( 'wc_featured_products' );
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// Valid cache found
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if ( false !== $featured_product_ids )
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return $featured_product_ids;
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$data_store = WC_Data_Store::load( 'product' );
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$featured = $data_store->get_featured_product_ids();
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$product_ids = array_keys( $featured );
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$parent_ids = array_values( array_filter( $featured ) );
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$featured_product_ids = array_unique( array_merge( $product_ids, $parent_ids ) );
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set_transient( 'wc_featured_products', $featured_product_ids, DAY_IN_SECONDS * 30 );
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return $featured_product_ids;
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}
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/**
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* Filter to allow product_cat in the permalinks for products.
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*
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* @param string $permalink The existing permalink URL.
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* @param WP_Post $post
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* @return string
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*/
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function wc_product_post_type_link( $permalink, $post ) {
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// Abort if post is not a product.
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if ( 'product' !== $post->post_type ) {
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return $permalink;
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}
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// Abort early if the placeholder rewrite tag isn't in the generated URL.
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if ( false === strpos( $permalink, '%' ) ) {
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return $permalink;
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}
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// Get the custom taxonomy terms in use by this post.
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$terms = get_the_terms( $post->ID, 'product_cat' );
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if ( ! empty( $terms ) ) {
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usort( $terms, '_usort_terms_by_ID' ); // order by ID
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$category_object = apply_filters( 'wc_product_post_type_link_product_cat', $terms[0], $terms, $post );
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$category_object = get_term( $category_object, 'product_cat' );
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$product_cat = $category_object->slug;
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if ( $category_object->parent ) {
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$ancestors = get_ancestors( $category_object->term_id, 'product_cat' );
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foreach ( $ancestors as $ancestor ) {
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$ancestor_object = get_term( $ancestor, 'product_cat' );
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$product_cat = $ancestor_object->slug . '/' . $product_cat;
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}
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}
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} else {
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// If no terms are assigned to this post, use a string instead (can't leave the placeholder there)
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$product_cat = _x( 'uncategorized', 'slug', 'woocommerce' );
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}
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$find = array(
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'%year%',
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'%monthnum%',
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'%day%',
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'%hour%',
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'%minute%',
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'%second%',
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'%post_id%',
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'%category%',
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'%product_cat%',
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);
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$replace = array(
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date_i18n( 'Y', strtotime( $post->post_date ) ),
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date_i18n( 'm', strtotime( $post->post_date ) ),
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date_i18n( 'd', strtotime( $post->post_date ) ),
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date_i18n( 'H', strtotime( $post->post_date ) ),
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date_i18n( 'i', strtotime( $post->post_date ) ),
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date_i18n( 's', strtotime( $post->post_date ) ),
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$post->ID,
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$product_cat,
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$product_cat,
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);
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$permalink = str_replace( $find, $replace, $permalink );
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return $permalink;
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}
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add_filter( 'post_type_link', 'wc_product_post_type_link', 10, 2 );
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/**
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* Get the placeholder image URL for products etc.
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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_placeholder_img_src() {
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return apply_filters( 'woocommerce_placeholder_img_src', WC()->plugin_url() . '/assets/images/placeholder.png' );
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}
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/**
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* Get the placeholder image.
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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_placeholder_img( $size = 'shop_thumbnail' ) {
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$dimensions = wc_get_image_size( $size );
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return apply_filters( 'woocommerce_placeholder_img', '<img src="' . wc_placeholder_img_src() . '" alt="' . esc_attr__( 'Placeholder', 'woocommerce' ) . '" width="' . esc_attr( $dimensions['width'] ) . '" class="woocommerce-placeholder wp-post-image" height="' . esc_attr( $dimensions['height'] ) . '" />', $size, $dimensions );
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}
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/**
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* Variation Formatting.
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*
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* Gets a formatted version of variation data or item meta.
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*
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* @param string $variation
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* @param bool $flat (default: false)
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* @return string
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*/
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function wc_get_formatted_variation( $variation, $flat = false ) {
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$return = '';
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if ( is_array( $variation ) ) {
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if ( ! $flat ) {
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$return = '<dl class="variation">';
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}
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$variation_list = array();
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foreach ( $variation as $name => $value ) {
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if ( ! $value ) {
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continue;
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}
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// If this is a term slug, get the term's nice name
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if ( taxonomy_exists( esc_attr( str_replace( 'attribute_', '', $name ) ) ) ) {
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$term = get_term_by( 'slug', $value, esc_attr( str_replace( 'attribute_', '', $name ) ) );
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if ( ! is_wp_error( $term ) && ! empty( $term->name ) ) {
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$value = $term->name;
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}
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} else {
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$value = ucwords( str_replace( '-', ' ', $value ) );
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}
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if ( $flat ) {
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$variation_list[] = wc_attribute_label( str_replace( 'attribute_', '', $name ) ) . ': ' . rawurldecode( $value );
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} else {
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$variation_list[] = '<dt>' . wc_attribute_label( str_replace( 'attribute_', '', $name ) ) . ':</dt><dd>' . rawurldecode( $value ) . '</dd>';
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}
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}
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if ( $flat ) {
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$return .= implode( ', ', $variation_list );
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} else {
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$return .= implode( '', $variation_list );
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}
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if ( ! $flat ) {
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$return .= '</dl>';
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}
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}
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return $return;
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}
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/**
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* Function which handles the start and end of scheduled sales via cron.
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*/
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function wc_scheduled_sales() {
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$data_store = WC_Data_Store::load( 'product' );
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// Sales which are due to start
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$product_ids = $data_store->get_starting_sales();
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if ( $product_ids ) {
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foreach ( $product_ids as $product_id ) {
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$product = wc_get_product( $product_id );
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$sale_price = $product->get_sale_price();
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if ( $sale_price ) {
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$product->set_price( $sale_price );
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} else {
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$product->set_date_on_sale_to( '' );
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$product->set_date_on_sale_from( '' );
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}
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$product->save();
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}
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delete_transient( 'wc_products_onsale' );
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}
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// Sales which are due to end
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$product_ids = $data_store->get_ending_sales();
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if ( $product_ids ) {
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foreach ( $product_ids as $product_id ) {
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$product = wc_get_product( $product_id );
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$regular_price = $product->get_regular_price();
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$product->set_price( $regular_price );
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$product->set_sale_price( '' );
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$product->set_date_on_sale_to( '' );
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$product->set_date_on_sale_from( '' );
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$product->save();
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}
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WC_Cache_Helper::get_transient_version( 'product', true );
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delete_transient( 'wc_products_onsale' );
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}
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}
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add_action( 'woocommerce_scheduled_sales', 'wc_scheduled_sales' );
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/**
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* Get attachment image attributes.
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*
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* @access public
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* @param array $attr
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* @return array
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*/
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function wc_get_attachment_image_attributes( $attr ) {
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if ( strstr( $attr['src'][0], 'woocommerce_uploads/' ) ) {
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$attr['src'][0] = wc_placeholder_img_src();
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}
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return $attr;
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}
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add_filter( 'wp_get_attachment_image_attributes', 'wc_get_attachment_image_attributes' );
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/**
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* Prepare attachment for JavaScript.
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*
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* @access public
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* @param array $response
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* @return array
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*/
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function wc_prepare_attachment_for_js( $response ) {
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if ( isset( $response['url'] ) && strstr( $response['url'], 'woocommerce_uploads/' ) ) {
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$response['full']['url'] = wc_placeholder_img_src();
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if ( isset( $response['sizes'] ) ) {
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foreach ( $response['sizes'] as $size => $value ) {
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$response['sizes'][ $size ]['url'] = wc_placeholder_img_src();
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}
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}
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}
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return $response;
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}
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add_filter( 'wp_prepare_attachment_for_js', 'wc_prepare_attachment_for_js' );
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/**
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* Track product views.
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*/
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function wc_track_product_view() {
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if ( ! is_singular( 'product' ) || ! is_active_widget( false, false, 'woocommerce_recently_viewed_products', true ) ) {
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return;
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}
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global $post;
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if ( empty( $_COOKIE['woocommerce_recently_viewed'] ) )
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$viewed_products = array();
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else
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$viewed_products = (array) explode( '|', $_COOKIE['woocommerce_recently_viewed'] );
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if ( ! in_array( $post->ID, $viewed_products ) ) {
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$viewed_products[] = $post->ID;
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}
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if ( sizeof( $viewed_products ) > 15 ) {
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array_shift( $viewed_products );
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}
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// Store for session only
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wc_setcookie( 'woocommerce_recently_viewed', implode( '|', $viewed_products ) );
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}
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add_action( 'template_redirect', 'wc_track_product_view', 20 );
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/**
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* Get product types.
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*
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* @since 2.2
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* @return array
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*/
|
|
function wc_get_product_types() {
|
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return (array) apply_filters( 'product_type_selector', array(
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'simple' => __( 'Simple product', 'woocommerce' ),
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'grouped' => __( 'Grouped product', 'woocommerce' ),
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'external' => __( 'External/Affiliate product', 'woocommerce' ),
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'variable' => __( 'Variable product', 'woocommerce' ),
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) );
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}
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|
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/**
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|
* Check if product sku is unique.
|
|
*
|
|
* @since 2.2
|
|
* @param int $product_id
|
|
* @param string $sku
|
|
* @return bool
|
|
*/
|
|
function wc_product_has_unique_sku( $product_id, $sku ) {
|
|
global $wpdb;
|
|
|
|
$data_store = WC_Data_Store::load( 'product' );
|
|
$sku_found = $data_store->is_existing_sku( $product_id, $sku );
|
|
|
|
if ( apply_filters( 'wc_product_has_unique_sku', $sku_found, $product_id, $sku ) ) {
|
|
return false;
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get product ID by SKU.
|
|
*
|
|
* @since 2.3.0
|
|
* @param string $sku
|
|
* @return int
|
|
*/
|
|
function wc_get_product_id_by_sku( $sku ) {
|
|
global $wpdb;
|
|
|
|
$data_store = WC_Data_Store::load( 'product' );
|
|
$product_id = $data_store->get_product_id_by_sku( $sku );
|
|
|
|
return ( $product_id ) ? intval( $product_id ) : 0;
|
|
}
|
|
|
|
/**
|
|
* Get attibutes/data for an individual variation from the database and maintain it's integrity.
|
|
* @param revisit?
|
|
* @since 2.4.0
|
|
* @param int $variation_id
|
|
* @return array
|
|
*/
|
|
function wc_get_product_variation_attributes( $variation_id ) {
|
|
// Build variation data from meta
|
|
$all_meta = get_post_meta( $variation_id );
|
|
$parent_id = wp_get_post_parent_id( $variation_id );
|
|
$parent_attributes = array_filter( (array) get_post_meta( $parent_id, '_product_attributes', true ) );
|
|
$found_parent_attributes = array();
|
|
$variation_attributes = array();
|
|
|
|
// Compare to parent variable product attributes and ensure they match
|
|
foreach ( $parent_attributes as $attribute_name => $options ) {
|
|
if ( ! empty( $options['is_variation'] ) ) {
|
|
$attribute = 'attribute_' . sanitize_title( $attribute_name );
|
|
$found_parent_attributes[] = $attribute;
|
|
if ( ! array_key_exists( $attribute, $variation_attributes ) ) {
|
|
$variation_attributes[ $attribute ] = ''; // Add it - 'any' will be asumed
|
|
}
|
|
}
|
|
}
|
|
|
|
// Get the variation attributes from meta
|
|
foreach ( $all_meta as $name => $value ) {
|
|
// Only look at valid attribute meta, and also compare variation level attributes and remove any which do not exist at parent level
|
|
if ( 0 !== strpos( $name, 'attribute_' ) || ! in_array( $name, $found_parent_attributes ) ) {
|
|
unset( $variation_attributes[ $name ] );
|
|
continue;
|
|
}
|
|
/**
|
|
* Pre 2.4 handling where 'slugs' were saved instead of the full text attribute.
|
|
* Attempt to get full version of the text attribute from the parent.
|
|
*/
|
|
if ( sanitize_title( $value[0] ) === $value[0] && version_compare( get_post_meta( $parent_id, '_product_version', true ), '2.4.0', '<' ) ) {
|
|
foreach ( $parent_attributes as $attribute ) {
|
|
if ( 'attribute_' . sanitize_title( $attribute['name'] ) !== $name ) {
|
|
continue;
|
|
}
|
|
$text_attributes = wc_get_text_attributes( $attribute['value'] );
|
|
|
|
foreach ( $text_attributes as $text_attribute ) {
|
|
if ( sanitize_title( $text_attribute ) === $value[0] ) {
|
|
$value[0] = $text_attribute;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
$variation_attributes[ $name ] = $value[0];
|
|
}
|
|
|
|
return $variation_attributes;
|
|
}
|
|
|
|
/**
|
|
* Get all product cats for a product by ID, including hierarchy
|
|
* @since 2.5.0
|
|
* @param int $product_id
|
|
* @return array
|
|
*/
|
|
function wc_get_product_cat_ids( $product_id ) {
|
|
$product_cats = wc_get_product_term_ids( $product_id, 'product_cat' );
|
|
|
|
foreach ( $product_cats as $product_cat ) {
|
|
$product_cats = array_merge( $product_cats, get_ancestors( $product_cat, 'product_cat' ) );
|
|
}
|
|
|
|
return $product_cats;
|
|
}
|
|
|
|
/**
|
|
* Gets data about an attachment, such as alt text and captions.
|
|
* @since 2.6.0
|
|
* @param object|bool $product
|
|
* @return array
|
|
*/
|
|
function wc_get_product_attachment_props( $attachment_id, $product = false ) {
|
|
$props = array(
|
|
'title' => '',
|
|
'caption' => '',
|
|
'url' => '',
|
|
'alt' => '',
|
|
'src' => '',
|
|
'srcset' => false,
|
|
'sizes' => false,
|
|
);
|
|
if ( $attachment_id ) {
|
|
$attachment = get_post( $attachment_id );
|
|
$props['title'] = trim( strip_tags( $attachment->post_title ) );
|
|
$props['caption'] = trim( strip_tags( $attachment->post_excerpt ) );
|
|
$props['url'] = wp_get_attachment_url( $attachment_id );
|
|
$props['alt'] = trim( strip_tags( get_post_meta( $attachment_id, '_wp_attachment_image_alt', true ) ) );
|
|
|
|
// Large version.
|
|
$src = wp_get_attachment_image_src( $attachment_id, 'large' );
|
|
$props['full_src'] = $src[0];
|
|
$props['full_src_w'] = $src[1];
|
|
$props['full_src_h'] = $src[2];
|
|
|
|
// Image source.
|
|
$src = wp_get_attachment_image_src( $attachment_id, 'shop_single' );
|
|
$props['src'] = $src[0];
|
|
$props['src_w'] = $src[1];
|
|
$props['src_h'] = $src[2];
|
|
$props['srcset'] = function_exists( 'wp_get_attachment_image_srcset' ) ? wp_get_attachment_image_srcset( $attachment_id, 'shop_single' ) : false;
|
|
$props['sizes'] = function_exists( 'wp_get_attachment_image_sizes' ) ? wp_get_attachment_image_sizes( $attachment_id, 'shop_single' ) : false;
|
|
|
|
// Alt text fallbacks
|
|
$props['alt'] = empty( $props['alt'] ) ? $props['caption'] : $props['alt'];
|
|
$props['alt'] = empty( $props['alt'] ) ? trim( strip_tags( $attachment->post_title ) ) : $props['alt'];
|
|
$props['alt'] = empty( $props['alt'] ) && $product ? trim( strip_tags( get_the_title( $product->ID ) ) ) : $props['alt'];
|
|
}
|
|
return $props;
|
|
}
|
|
|
|
/**
|
|
* Get product visibility options.
|
|
*
|
|
* @since 2.7.0
|
|
* @return array
|
|
*/
|
|
function wc_get_product_visibility_options() {
|
|
return apply_filters( 'woocommerce_product_visibility_options', array(
|
|
'visible' => __( 'Catalog/search', 'woocommerce' ),
|
|
'catalog' => __( 'Catalog', 'woocommerce' ),
|
|
'search' => __( 'Search', 'woocommerce' ),
|
|
'hidden' => __( 'Hidden', 'woocommerce' ),
|
|
) );
|
|
}
|
|
|
|
/**
|
|
* Get min/max price meta query args.
|
|
*
|
|
* @since 2.7.0
|
|
* @param array $args Min price and max price arguments.
|
|
* @return array
|
|
*/
|
|
function wc_get_min_max_price_meta_query( $args ) {
|
|
$min = isset( $args['min_price'] ) ? floatval( $args['min_price'] ) : 0;
|
|
$max = isset( $args['max_price'] ) ? floatval( $args['max_price'] ) : 9999999999;
|
|
|
|
/**
|
|
* Adjust if the store taxes are not displayed how they are stored.
|
|
* Max is left alone because the filter was already increased.
|
|
* Kicks in when prices excluding tax are displayed including tax.
|
|
*/
|
|
if ( wc_tax_enabled() && 'incl' === get_option( 'woocommerce_tax_display_shop' ) && ! wc_prices_include_tax() ) {
|
|
$tax_classes = array_merge( array( '' ), WC_Tax::get_tax_classes() );
|
|
$class_min = $min;
|
|
|
|
foreach ( $tax_classes as $tax_class ) {
|
|
if ( $tax_rates = WC_Tax::get_rates( $tax_class ) ) {
|
|
$class_min = $min - WC_Tax::get_tax_total( WC_Tax::calc_exclusive_tax( $min, $tax_rates ) );
|
|
}
|
|
}
|
|
|
|
$min = $class_min;
|
|
}
|
|
|
|
return array(
|
|
'key' => '_price',
|
|
'value' => array( $min, $max ),
|
|
'compare' => 'BETWEEN',
|
|
'type' => 'DECIMAL',
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Get product tax class options.
|
|
*
|
|
* @since 2.7.0
|
|
* @return array
|
|
*/
|
|
function wc_get_product_tax_class_options() {
|
|
$tax_classes = WC_Tax::get_tax_classes();
|
|
$tax_class_options = array();
|
|
$tax_class_options[''] = __( 'Standard', 'woocommerce' );
|
|
|
|
if ( ! empty( $tax_classes ) ) {
|
|
foreach ( $tax_classes as $class ) {
|
|
$tax_class_options[ sanitize_title( $class ) ] = $class;
|
|
}
|
|
}
|
|
return $tax_class_options;
|
|
}
|
|
|
|
/**
|
|
* Get stock status options.
|
|
*
|
|
* @since 2.7.0
|
|
* @return array
|
|
*/
|
|
function wc_get_product_stock_status_options() {
|
|
return array(
|
|
'instock' => __( 'In stock', 'woocommerce' ),
|
|
'outofstock' => __( 'Out of stock', 'woocommerce' ),
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Get backorder options.
|
|
*
|
|
* @since 2.7.0
|
|
* @return array
|
|
*/
|
|
function wc_get_product_backorder_options() {
|
|
return array(
|
|
'no' => __( 'Do not allow', 'woocommerce' ),
|
|
'notify' => __( 'Allow, but notify customer', 'woocommerce' ),
|
|
'yes' => __( 'Allow', 'woocommerce' ),
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Get related products based on product category and tags.
|
|
*
|
|
* @since 2.7.0
|
|
* @param int $product_id Product ID.
|
|
* @param int $limit Limit of results.
|
|
* @param array $exclude_ids Exclude IDs from the results.
|
|
* @return array
|
|
*/
|
|
function wc_get_related_products( $product_id, $limit = 5, $exclude_ids = array() ) {
|
|
global $wpdb;
|
|
|
|
$product_id = absint( $product_id );
|
|
$exclude_ids = array_merge( array( 0, $product_id ), $exclude_ids );
|
|
$transient_name = 'wc_related_' . $product_id;
|
|
$related_posts = get_transient( $transient_name );
|
|
$limit = $limit > 0 ? $limit : 5;
|
|
|
|
// We want to query related posts if they are not cached, or we don't have enough.
|
|
if ( false === $related_posts || count( $related_posts ) < $limit ) {
|
|
$cats_array = apply_filters( 'woocommerce_product_related_posts_relate_by_category', true, $product_id ) ? apply_filters( 'woocommerce_get_related_product_cat_terms', wc_get_product_term_ids( $product_id, 'product_cat' ), $product_id ) : array();
|
|
$tags_array = apply_filters( 'woocommerce_product_related_posts_relate_by_tag', true, $product_id ) ? apply_filters( 'woocommerce_get_related_product_tag_terms', wc_get_product_term_ids( $product_id, 'product_tag' ), $product_id ) : array();
|
|
|
|
// Don't bother if none are set, unless woocommerce_product_related_posts_force_display is set to true in which case all products are related.
|
|
if ( empty( $cats_array ) && empty( $tags_array ) && ! apply_filters( 'woocommerce_product_related_posts_force_display', false, $product_id ) ) {
|
|
$related_posts = array();
|
|
} else {
|
|
$data_store = WC_Data_Store::load( 'product' );
|
|
$related_posts = $data_store->get_related_products( $cats_array, $tags_array, $exclude_ids, $limit + 10, $product_id );
|
|
}
|
|
|
|
set_transient( $transient_name, $related_posts, DAY_IN_SECONDS );
|
|
}
|
|
|
|
shuffle( $related_posts );
|
|
|
|
return array_slice( $related_posts, 0, $limit );
|
|
}
|
|
|
|
/**
|
|
* Retrieves product term ids for a taxonomy.
|
|
*
|
|
* @since 2.7.0
|
|
* @param int $product_id Product ID.
|
|
* @param string $taxonomy Taxonomy slug.
|
|
* @return array
|
|
*/
|
|
function wc_get_product_term_ids( $product_id, $taxonomy ) {
|
|
$terms = get_the_terms( $product_id, $taxonomy );
|
|
return ! empty( $terms ) ? wp_list_pluck( $terms, 'term_id' ) : array();
|
|
}
|
|
|
|
/**
|
|
* For a given product, and optionally price/qty, work out the price with tax included, based on store settings.
|
|
* @since 2.7.0
|
|
* @param WC_Product $product
|
|
* @param array $args
|
|
* @return float
|
|
*/
|
|
function wc_get_price_including_tax( $product, $args = array() ) {
|
|
$args = wp_parse_args( $args, array(
|
|
'qty' => '',
|
|
'price' => '',
|
|
) );
|
|
$price = $args['price'] ? $args['price'] : $product->get_price();
|
|
$qty = $args['qty'] ? $args['qty'] : 1;
|
|
|
|
if ( ! $product->is_taxable() ) {
|
|
$price = $price * $qty;
|
|
} elseif ( wc_prices_include_tax() ) {
|
|
$tax_rates = WC_Tax::get_rates( $product->get_tax_class() );
|
|
$taxes = WC_Tax::calc_tax( $price * $qty, $tax_rates, false );
|
|
$tax_amount = WC_Tax::get_tax_total( $taxes );
|
|
$price = round( $price * $qty + $tax_amount, wc_get_price_decimals() );
|
|
} else {
|
|
$tax_rates = WC_Tax::get_rates( $product->get_tax_class() );
|
|
$base_tax_rates = WC_Tax::get_base_tax_rates( $product->get_tax_class( true ) );
|
|
|
|
if ( ! empty( WC()->customer ) && WC()->customer->get_is_vat_exempt() ) {
|
|
$base_taxes = WC_Tax::calc_tax( $price * $qty, $base_tax_rates, true );
|
|
$base_tax_amount = array_sum( $base_taxes );
|
|
$price = round( $price * $qty - $base_tax_amount, wc_get_price_decimals() );
|
|
|
|
/**
|
|
* The woocommerce_adjust_non_base_location_prices filter can stop base taxes being taken off when dealing with out of base locations.
|
|
* e.g. If a product costs 10 including tax, all users will pay 10 regardless of location and taxes.
|
|
* This feature is experimental @since 2.4.7 and may change in the future. Use at your risk.
|
|
*/
|
|
} elseif ( $tax_rates !== $base_tax_rates && apply_filters( 'woocommerce_adjust_non_base_location_prices', true ) ) {
|
|
$base_taxes = WC_Tax::calc_tax( $price * $qty, $base_tax_rates, true );
|
|
$modded_taxes = WC_Tax::calc_tax( ( $price * $qty ) - array_sum( $base_taxes ), $tax_rates, false );
|
|
$price = round( ( $price * $qty ) - array_sum( $base_taxes ) + array_sum( $modded_taxes ), wc_get_price_decimals() );
|
|
|
|
} else {
|
|
$price = $price * $qty;
|
|
}
|
|
}
|
|
return apply_filters( 'woocommerce_get_price_including_tax', $price, $qty, $product );
|
|
}
|
|
|
|
/**
|
|
* For a given product, and optionally price/qty, work out the price with tax excluded, based on store settings.
|
|
* @since 2.7.0
|
|
* @param WC_Product $product
|
|
* @param array $args
|
|
* @return float
|
|
*/
|
|
function wc_get_price_excluding_tax( $product, $args = array() ) {
|
|
$args = wp_parse_args( $args, array(
|
|
'qty' => '',
|
|
'price' => '',
|
|
) );
|
|
$price = $args['price'] ? $args['price'] : $product->get_price();
|
|
$qty = $args['qty'] ? $args['qty'] : 1;
|
|
|
|
if ( $product->is_taxable() && wc_prices_include_tax() ) {
|
|
$tax_rates = WC_Tax::get_base_tax_rates( $product->get_tax_class( true ) );
|
|
$taxes = WC_Tax::calc_tax( $price * $qty, $tax_rates, true );
|
|
$price = WC_Tax::round( $price * $qty - array_sum( $taxes ) );
|
|
} else {
|
|
$price = $price * $qty;
|
|
}
|
|
|
|
return apply_filters( 'woocommerce_get_price_excluding_tax', $price, $qty, $product );
|
|
}
|
|
|
|
/**
|
|
* Returns the price including or excluding tax, based on the 'woocommerce_tax_display_shop' setting.
|
|
* @since 2.7.0
|
|
* @param WC_Product $product
|
|
* @param array $args
|
|
* @return float
|
|
*/
|
|
function wc_get_price_to_display( $product, $args = array() ) {
|
|
$args = wp_parse_args( $args, array(
|
|
'qty' => 1,
|
|
'price' => $product->get_price(),
|
|
) );
|
|
|
|
$price = $args['price'];
|
|
$qty = $args['qty'];
|
|
|
|
return 'incl' === get_option( 'woocommerce_tax_display_shop' ) ? wc_get_price_including_tax( $product, array( 'qty' => $qty, 'price' => $price ) ) : wc_get_price_excluding_tax( $product, array( 'qty' => $qty, 'price' => $price ) );
|
|
}
|
|
|
|
/**
|
|
* Returns the product categories in a list.
|
|
*
|
|
* @param int $product_id
|
|
* @param string $sep (default: ', ').
|
|
* @param string $before (default: '').
|
|
* @param string $after (default: '').
|
|
* @return string
|
|
*/
|
|
function wc_get_product_category_list( $product_id, $sep = ', ', $before = '', $after = '' ) {
|
|
return get_the_term_list( $product_id, 'product_cat', $before, $sep, $after );
|
|
}
|
|
|
|
/**
|
|
* Returns the product tags in a list.
|
|
*
|
|
* @param int $product_id
|
|
* @param string $sep (default: ', ').
|
|
* @param string $before (default: '').
|
|
* @param string $after (default: '').
|
|
* @return string
|
|
*/
|
|
function wc_get_product_tag_list( $product_id, $sep = ', ', $before = '', $after = '' ) {
|
|
return get_the_term_list( $product_id, 'product_tag', $before, $sep, $after );
|
|
}
|
|
|
|
/**
|
|
* Callback for array filter to get visible only.
|
|
* @since 2.7.0
|
|
* @param WC_Product $product
|
|
* @return bool
|
|
*/
|
|
function wc_products_array_filter_visible( $product ) {
|
|
return $product && is_a( $product, 'WC_Product' ) && $product->is_visible();
|
|
}
|
|
|
|
/**
|
|
* Sort an array of products by a value.
|
|
* @since 2.7.0
|
|
* @param array $products
|
|
* @param string $orderby
|
|
* @return array
|
|
*/
|
|
function wc_products_array_orderby( $products, $orderby = 'date', $order = 'desc' ) {
|
|
$orderby = strtolower( $orderby );
|
|
$order = strtolower( $order );
|
|
switch ( $orderby ) {
|
|
case 'title' :
|
|
case 'id' :
|
|
case 'date' :
|
|
case 'modified' :
|
|
case 'menu_order' :
|
|
case 'price' :
|
|
usort( $products, 'wc_products_array_orderby_' . $orderby );
|
|
break;
|
|
default :
|
|
shuffle( $products );
|
|
break;
|
|
}
|
|
if ( 'desc' === $order ) {
|
|
$products = array_reverse( $products );
|
|
}
|
|
return $products;
|
|
}
|
|
|
|
/**
|
|
* Sort by title.
|
|
* @since 2.7.0
|
|
* @param WC_Product object $a
|
|
* @param WC_Product object $b
|
|
* @return int
|
|
*/
|
|
function wc_products_array_orderby_title( $a, $b ) {
|
|
return strcasecmp( $a->get_name(), $b->get_name() );
|
|
}
|
|
|
|
/**
|
|
* Sort by id.
|
|
* @since 2.7.0
|
|
* @param WC_Product object $a
|
|
* @param WC_Product object $b
|
|
* @return int
|
|
*/
|
|
function wc_products_array_orderby_id( $a, $b ) {
|
|
if ( $a->get_id() === $b->get_id() ) {
|
|
return 0;
|
|
}
|
|
return ( $a->get_id() < $b->get_id() ) ? -1 : 1;
|
|
}
|
|
|
|
/**
|
|
* Sort by date.
|
|
* @since 2.7.0
|
|
* @param WC_Product object $a
|
|
* @param WC_Product object $b
|
|
* @return int
|
|
*/
|
|
function wc_products_array_orderby_date( $a, $b ) {
|
|
if ( $a->get_date_created() === $b->get_date_created() ) {
|
|
return 0;
|
|
}
|
|
return ( $a->get_date_created() < $b->get_date_created() ) ? -1 : 1;
|
|
}
|
|
|
|
/**
|
|
* Sort by modified.
|
|
* @since 2.7.0
|
|
* @param WC_Product object $a
|
|
* @param WC_Product object $b
|
|
* @return int
|
|
*/
|
|
function wc_products_array_orderby_modified( $a, $b ) {
|
|
if ( $a->get_date_modified() === $b->get_date_modified() ) {
|
|
return 0;
|
|
}
|
|
return ( $a->get_date_modified() < $b->get_date_modified() ) ? -1 : 1;
|
|
}
|
|
|
|
/**
|
|
* Sort by menu order.
|
|
* @since 2.7.0
|
|
* @param WC_Product object $a
|
|
* @param WC_Product object $b
|
|
* @return int
|
|
*/
|
|
function wc_products_array_orderby_menu_order( $a, $b ) {
|
|
if ( $a->get_menu_order() === $b->get_menu_order() ) {
|
|
return 0;
|
|
}
|
|
return ( $a->get_menu_order() < $b->get_menu_order() ) ? -1 : 1;
|
|
}
|
|
|
|
/**
|
|
* Sort by price low to high.
|
|
* @since 2.7.0
|
|
* @param WC_Product object $a
|
|
* @param WC_Product object $b
|
|
* @return int
|
|
*/
|
|
function wc_products_array_orderby_price( $a, $b ) {
|
|
if ( $a->get_price() === $b->get_price() ) {
|
|
return 0;
|
|
}
|
|
return ( $a->get_price() < $b->get_price() ) ? -1 : 1;
|
|
}
|