WC_Admin_Duplicate_Product::product_duplicate() │ public │ WC 1.0

Function to create the duplicate of the product.

Method of the class: WC_Admin_Duplicate_Product{}

Return

WC_Product. The duplicate.

Usage

$WC_Admin_Duplicate_Product = new WC_Admin_Duplicate_Product();
$WC_Admin_Duplicate_Product->product_duplicate( $product );

$product(WC_Product) (required)

The product to duplicate.

WC_Admin_Duplicate_Product::product_duplicate() WC Admin Duplicate Product::product duplicate code ^{WC 7.5.1}

public function product_duplicate( $product ) {
	/**
	 * Filter to allow us to exclude meta keys from product duplication..
	 *
	 * @param array $exclude_meta The keys to exclude from the duplicate.
	 * @param array $existing_meta_keys The meta keys that the product already has.
	 * @since 2.6
	 */
	$meta_to_exclude = array_filter(
		apply_filters(
			'woocommerce_duplicate_product_exclude_meta',
			array(),
			array_map(
				function ( $datum ) {
					return $datum->key;
				},
				$product->get_meta_data()
			)
		)
	);

	$duplicate = clone $product;
	$duplicate->set_id( 0 );
	/* translators: %s contains the name of the original product. */
	$duplicate->set_name( sprintf( esc_html__( '%s (Copy)', 'woocommerce' ), $duplicate->get_name() ) );
	$duplicate->set_total_sales( 0 );
	if ( '' !== $product->get_sku( 'edit' ) ) {
		$duplicate->set_sku( wc_product_generate_unique_sku( 0, $product->get_sku( 'edit' ) ) );
	}
	$duplicate->set_status( 'draft' );
	$duplicate->set_date_created( null );
	$duplicate->set_slug( '' );
	$duplicate->set_rating_counts( 0 );
	$duplicate->set_average_rating( 0 );
	$duplicate->set_review_count( 0 );

	foreach ( $meta_to_exclude as $meta_key ) {
		$duplicate->delete_meta_data( $meta_key );
	}

	/**
	 * This action can be used to modify the object further before it is created - it will be passed by reference.
	 *
	 * @since 3.0
	 */
	do_action( 'woocommerce_product_duplicate_before_save', $duplicate, $product );

	// Save parent product.
	$duplicate->save();

	// Duplicate children of a variable product.
	if ( ! apply_filters( 'woocommerce_duplicate_product_exclude_children', false, $product ) && $product->is_type( 'variable' ) ) {
		foreach ( $product->get_children() as $child_id ) {
			$child           = wc_get_product( $child_id );
			$child_duplicate = clone $child;
			$child_duplicate->set_parent_id( $duplicate->get_id() );
			$child_duplicate->set_id( 0 );
			$child_duplicate->set_date_created( null );

			// If we wait and let the insertion generate the slug, we will see extreme performance degradation
			// in the case where a product is used as a template. Every time the template is duplicated, each
			// variation will query every consecutive slug until it finds an empty one. To avoid this, we can
			// optimize the generation ourselves, avoiding the issue altogether.
			$this->generate_unique_slug( $child_duplicate );

			if ( '' !== $child->get_sku( 'edit' ) ) {
				$child_duplicate->set_sku( wc_product_generate_unique_sku( 0, $child->get_sku( 'edit' ) ) );
			}

			foreach ( $meta_to_exclude as $meta_key ) {
				$child_duplicate->delete_meta_data( $meta_key );
			}

			/**
			 * This action can be used to modify the object further before it is created - it will be passed by reference.
			 *
			 * @since 3.0
			 */
			do_action( 'woocommerce_product_duplicate_before_save', $child_duplicate, $child );

			$child_duplicate->save();
		}

		// Get new object to reflect new children.
		$duplicate = wc_get_product( $duplicate->get_id() );
	}

	return $duplicate;
}