voeg product attributen toe aan een custom product feed.

wppfm_add_product_attributes

function wppfm_add_product_attributes( $attributes, $feed_id, $product_id ) {
	$wc_product = wc_get_product( $product_id ); // Get the WC_Product Object

	if ( $wc_product instanceof WC_Product_Variation || $wc_product instanceof WC_Product_Variable ) {
		$product_attributes = $wc_product->get_attributes(); // Get the product attributes

		// Loop through the attributes and add them to the $attributes array
		foreach ( $product_attributes as $key => $value ) {
			if ( $value ) {
				$attributes[ $key ] = $value;
			}
		}
	}

	// IMPORTANT! Always return the $attributes
	return $attributes;
}

add_filter( 'wppfm_feed_item_value', 'wppfm_add_product_attributes', 10, 3 );