class-wc-product-grouped.php
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<?php
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly
}
/**
* Grouped Product Class.
*
* Grouped products cannot be purchased - they are wrappers for other products.
*
* @class WC_Product_Grouped
* @version 2.3.0
* @package WooCommerce/Classes/Products
* @category Class
* @author WooThemes
*/
class WC_Product_Grouped extends WC_Product {
/** @public array Array of child products/posts/variations. */
public $children;
/**
* Constructor.
*
* @access public
* @param mixed $product
*/
public function __construct( $product ) {
$this->product_type = 'grouped';
parent::__construct( $product );
}
/**
* Get the add to cart button text.
*
* @access public
* @return string
*/
public function add_to_cart_text() {
return apply_filters( 'woocommerce_product_add_to_cart_text', __( 'View products', 'woocommerce' ), $this );
}
/**
* Return the products children posts.
*
* @access public
* @return array
*/
public function get_children() {
if ( ! is_array( $this->children ) || empty( $this->children ) ) {
$transient_name = 'wc_product_children_' . $this->id;
$this->children = array_filter( array_map( 'absint', (array) get_transient( $transient_name ) ) );
if ( empty( $this->children ) ) {
$args = apply_filters( 'woocommerce_grouped_children_args', array(
'post_parent' => $this->id,
'post_type' => 'product',
'orderby' => 'menu_order',
'order' => 'ASC',
'fields' => 'ids',
'post_status' => 'publish',
'numberposts' => -1,
) );
$this->children = get_posts( $args );
set_transient( $transient_name, $this->children, DAY_IN_SECONDS * 30 );
}
}
return (array) $this->children;
}
/**
* Returns whether or not the product has any child product.
*
* @access public
* @return bool
*/
public function has_child() {
return sizeof( $this->get_children() ) ? true : false;
}
/**
* Returns whether or not the product is on sale.
*
* @access public
* @return bool
*/
public function is_on_sale() {
$is_on_sale = false;
if ( $this->has_child() ) {
foreach ( $this->get_children() as $child_id ) {
$sale_price = get_post_meta( $child_id, '_sale_price', true );
if ( $sale_price !== "" && $sale_price >= 0 ) {
$is_on_sale = true;
}
}
} else {
if ( $this->sale_price && $this->sale_price == $this->price ) {
$is_on_sale = true;
}
}
return apply_filters( 'woocommerce_product_is_on_sale', $is_on_sale, $this );
}
/**
* Returns false if the product cannot be bought.
*
* @access public
* @return bool
*/
public function is_purchasable() {
return apply_filters( 'woocommerce_is_purchasable', false, $this );
}
/**
* Returns the price in html format.
*
* @access public
* @param string $price (default: '')
* @return string
*/
public function get_price_html( $price = '' ) {
$tax_display_mode = get_option( 'woocommerce_tax_display_shop' );
$child_prices = array();
foreach ( $this->get_children() as $child_id )
$child_prices[] = get_post_meta( $child_id, '_price', true );
$child_prices = array_unique( $child_prices );
$get_price_method = 'get_price_' . $tax_display_mode . 'uding_tax';
if ( ! empty( $child_prices ) ) {
$min_price = min( $child_prices );
$max_price = max( $child_prices );
} else {
$min_price = '';
$max_price = '';
}
if ( $min_price ) {
if ( $min_price == $max_price ) {
$display_price = wc_price( $this->$get_price_method( 1, $min_price ) );
} else {
$from = wc_price( $this->$get_price_method( 1, $min_price ) );
$to = wc_price( $this->$get_price_method( 1, $max_price ) );
$display_price = sprintf( _x( '%1$s–%2$s', 'Price range: from-to', 'woocommerce' ), $from, $to );
}
$price .= $display_price . $this->get_price_suffix();
$price = apply_filters( 'woocommerce_grouped_price_html', $price, $this );
} else {
$price = apply_filters( 'woocommerce_grouped_empty_price_html', '', $this );
}
return apply_filters( 'woocommerce_get_price_html', $price, $this );
}
}