REST API Reference

This document is written for WooCommerce developers looking to extend or customize WooCommerce Composite Products. It requires an advanced understanding of PHP and WordPress development.

WooCommerce 2.6 added support for REST API endpoints based on the WordPress REST API infrastructure.

Composite Products extends the /products/ and /orders/ endpoint responses with additional properties that are documented in this guide.

Products ↑ Back to top

Product Properties ↑ Back to top

Attribute	Type	Context	Description
`composite_layout`	`string`	`read` `write`	Single-product template layout. Applicable to composite-type products. Values: `single`, `progressive`, `paged`, `paged-componentized`.
`composite_components`	`array`	`read` `write` ¹	List of components that this product consists of. Applicable to composite-type products. See Component Properties.
`composite_scenarios`	`array`	`read` `write` ¹	Scenarios configured for this product. Applicable to composite-type products. See Scenario Properties.
¹ `write` context requires WooCommerce v3.0+ and Composite Products v3.9+.

Component Properties

Attribute	Type	Context	Description
`id`	`string`	`read`	Component ID.
`delete`	`boolean`	`write` ¹	Set to `true` to delete the component with the specified ID.
`title`	`string`	`read` `write` ¹	Title of the component.
`description`	`string`	`read` `write` ¹	Description of the component.
`query_type`	`string`	`read` `write` ¹	Component options query type.
`query_ids`	`array`	`read` `write` ¹	Product IDs or category IDs to use for populating component options.
`default_option_id`	`integer`	`read` `write` ¹	The product ID of the default/pre-selected component opion.
`thumbnail_id`	`integer`	`read` `write` ¹	The attachment ID of the thumbnail associated with this Component.
`quantity_min`	`integer`	`read` `write` ¹	Minimum component quantity.
`quantity_max`	`integer`	`read` `write` ¹	Maximum component quantity.
`priced_individually`	`boolean`	`read` `write` ¹	Indicates whether the price of this component is added to the base price of the composite.
`shipped_individually`	`boolean`	`read` `write` ¹	Indicates whether this component is shipped separately from the composite.
`optional`	`boolean`	`read` `write` ¹	Indicates whether the component is optional.
`discount`	`string`	`read` `write` ¹	Discount applied to the component, applicable when the Priced Individually option is enabled.
`options_style`	`string`	`read` `write` ¹	Indicates which template/style to use to display component options.
¹ `write` context requires WooCommerce v3.0+ and Composite Products v3.9+.

Scenario Properties

Attribute	Type	Context	Description
`id`	`string`	`read`	Scenario ID.
`delete`	`boolean`	`write` ¹	Set to `true` to delete the scenario with the specified ID.
`name`	`string`	`read` `write` ¹	Name of the scenario.
`description`	`string`	`read` `write` ¹	Optional short description of the scenario.
`configuration`	`array`	`read` `write` ¹	Matching conditions for components. See Component Matching Condition Properties.
`actions`	`array`	`read` `write` ¹	Scenario actions. See Scenario Action Properties.
¹ `write` context requires WooCommerce v3.0+ and Composite Products v3.9+.

Component Matching Condition Properties

Attribute	Type	Context	Description
`component_id`	`string`	`read` `write` ¹	Component ID.
`component_options`	`array`	`read` `write` ¹	Product/variation IDs in component targeted by the scenario (0 = any product or variation, -1 = no selection).
`options_modifier`	`string`	`read` `write` ¹	Comparison modifier for the referenced product/variation IDs. Values: `in`, `not-in`, `masked`.
¹ `write` context requires WooCommerce v3.0+ and Composite Products v3.9+.

Scenario Action Properties

Attribute	Type	Context	Description
`scenario_id`	`string`	`read` `write` ¹	Scenario action ID (by default `compat_group` or `conditional_components`).
`is_active`	`boolean`	`read` `write` ¹	Indicates whether the scenario action is active.
`action_data`	`object`	`read` `write` ¹	Custom action data.
¹ `write` context requires WooCommerce v3.0+ and Composite Products v3.9+.

Product Endpoint Examples ↑ Back to top

Create Composite

Add Component

Modify Component

Delete Component

Orders ↑ Back to top

Line Item Properties ↑ Back to top

Attribute	Type	Context	Description
`composite_parent`	`string`	`read`	Item ID of parent line item, applicable if the item is part of a composite.
`composite_children`	`array`	`read`	Item IDs of composited/child line items, applicable if the item is a composite container.
`composite_configuration`	`string`	`write` ¹	Composite product configuration array. Must be defined when adding a composite-type line item to an order, to ensure components are added to the order as well. See Composite Configuration Properties.
¹ `write` context requires WooCommerce v3.0+ and Composite Products v3.9+.

Composite Configuration Properties

Attribute	Type	Context	Description
`component_id`	`string`	`write` ¹	Component ID.
`product_id`	`integer`	`write` ¹	Chosen product ID.
`quantity`	`integer`	`write` ¹	Chosen product quantity.
`variation_id`	`integer`	`write` ¹	Chosen variation ID, if applicable.
`attributes`	`array`	`write` ¹	Chosen variation attributes, if applicable. See Variation Attribute Properties.
`args`	`object`	`write` ¹	Additional arguments to pass into `WC_Order::add_product`, if applicable.
¹ `write` context requires WooCommerce v3.0+ and Composite Products v3.9+.

Variation Attribute Properties

Attribute	Type	Context	Description
`name`	`string`	`write` ¹	Variation attribute name or slug.
`option`	`string`	`write` ¹	Selected variation attribute option name.
¹ `write` context requires WooCommerce v3.0+ and Composite Products v3.9+.