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File name : class-wc-rest-product-attribute-terms-v1-controller.php

Content :

<?php
/**
 * REST API Product Attribute Terms controller
 *
 * Handles requests to the products/attributes/<attribute_id>/terms endpoint.
 *
 * @author   WooThemes
 * @category API
 * @package WooCommerce\RestApi
 * @since    3.0.0
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * REST API Product Attribute Terms controller class.
 *
 * @package WooCommerce\RestApi
 * @extends WC_REST_Terms_Controller
 */
class WC_REST_Product_Attribute_Terms_V1_Controller extends WC_REST_Terms_Controller {

/**
	 * Endpoint namespace.
	 *
	 * @var string
	 */
	protected $namespace = 'wc/v1';

/**
	 * Route base.
	 *
	 * @var string
	 */
	protected $rest_base = 'products/attributes/(?P<attribute_id>[\d]+)/terms';

/**
	 * Register the routes for terms.
	 */
	public function register_routes() {
		register_rest_route( $this->namespace, '/' . $this->rest_base,
		array(
			'args' => array(
				'attribute_id' => array(
					'description' => __( 'Unique identifier for the attribute of the terms.', 'woocommerce' ),
					'type'        => 'integer',
				),
			),
			array(
				'methods'             => WP_REST_Server::READABLE,
				'callback'            => array( $this, 'get_items' ),
				'permission_callback' => array( $this, 'get_items_permissions_check' ),
				'args'                => $this->get_collection_params(),
			),
			array(
				'methods'             => WP_REST_Server::CREATABLE,
				'callback'            => array( $this, 'create_item' ),
				'permission_callback' => array( $this, 'create_item_permissions_check' ),
				'args'                => array_merge( $this->get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ), array(
					'name' => array(
						'type'        => 'string',
						'description' => __( 'Name for the resource.', 'woocommerce' ),
						'required'    => true,
					),
				) ),
			),
			'schema' => array( $this, 'get_public_item_schema' ),
		));

register_rest_route( $this->namespace, '/' . $this->rest_base . '/(?P<id>[\d]+)', array(
			'args' => array(
				'id' => array(
					'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
					'type'        => 'integer',
				),
				'attribute_id' => array(
					'description' => __( 'Unique identifier for the attribute of the terms.', 'woocommerce' ),
					'type'        => 'integer',
				),
			),
			array(
				'methods'             => WP_REST_Server::READABLE,
				'callback'            => array( $this, 'get_item' ),
				'permission_callback' => array( $this, 'get_item_permissions_check' ),
				'args'                => array(
					'context'         => $this->get_context_param( array( 'default' => 'view' ) ),
				),
			),
			array(
				'methods'             => WP_REST_Server::EDITABLE,
				'callback'            => array( $this, 'update_item' ),
				'permission_callback' => array( $this, 'update_item_permissions_check' ),
				'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
			),
			array(
				'methods'             => WP_REST_Server::DELETABLE,
				'callback'            => array( $this, 'delete_item' ),
				'permission_callback' => array( $this, 'delete_item_permissions_check' ),
				'args'                => array(
					'force' => array(
						'default'     => false,
						'type'        => 'boolean',
						'description' => __( 'Required to be true, as resource does not support trashing.', 'woocommerce' ),
					),
				),
			),
			'schema' => array( $this, 'get_public_item_schema' ),
		) );

register_rest_route( $this->namespace, '/' . $this->rest_base . '/batch', array(
			'args' => array(
				'attribute_id' => array(
					'description' => __( 'Unique identifier for the attribute of the terms.', 'woocommerce' ),
					'type'        => 'integer',
				),
			),
			array(
				'methods'             => WP_REST_Server::EDITABLE,
				'callback'            => array( $this, 'batch_items' ),
				'permission_callback' => array( $this, 'batch_items_permissions_check' ),
				'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
			),
			'schema' => array( $this, 'get_public_batch_schema' ),
		) );
	}

/**
	 * Prepare a single product attribute term output for response.
	 *
	 * @param WP_Term $item Term object.
	 * @param WP_REST_Request $request
	 * @return WP_REST_Response $response
	 */
	public function prepare_item_for_response( $item, $request ) {
		// Get term order.
		$menu_order = get_term_meta( $item->term_id, 'order_' . $this->taxonomy, true );

$data = array(
			'id'          => (int) $item->term_id,
			'name'        => $item->name,
			'slug'        => $item->slug,
			'description' => $item->description,
			'menu_order'  => (int) $menu_order,
			'count'       => (int) $item->count,
		);

$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
		$data    = $this->add_additional_fields_to_object( $data, $request );
		$data    = $this->filter_response_by_context( $data, $context );

$response = rest_ensure_response( $data );

$response->add_links( $this->prepare_links( $item, $request ) );

/**
		 * Filter a term item returned from the API.
		 *
		 * Allows modification of the term data right before it is returned.
		 *
		 * @param WP_REST_Response  $response  The response object.
		 * @param object            $item      The original term object.
		 * @param WP_REST_Request   $request   Request used to generate the response.
		 */
		return apply_filters( "woocommerce_rest_prepare_{$this->taxonomy}", $response, $item, $request );
	}

/**
	 * Update term meta fields.
	 *
	 * @param WP_Term $term
	 * @param WP_REST_Request $request
	 * @return bool|WP_Error
	 */
	protected function update_term_meta_fields( $term, $request ) {
		$id = (int) $term->term_id;

update_term_meta( $id, 'order_' . $this->taxonomy, $request['menu_order'] );

return true;
	}

/**
	 * Get the Attribute Term's schema, conforming to JSON Schema.
	 *
	 * @return array
	 */
	public function get_item_schema() {
		$schema = array(
			'$schema'              => 'http://json-schema.org/draft-04/schema#',
			'title'                => 'product_attribute_term',
			'type'                 => 'object',
			'properties'           => array(
				'id' => array(
					'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
					'type'        => 'integer',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'name' => array(
					'description' => __( 'Term name.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'arg_options' => array(
						'sanitize_callback' => 'sanitize_text_field',
					),
				),
				'slug' => array(
					'description' => __( 'An alphanumeric identifier for the resource unique to its type.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'arg_options' => array(
						'sanitize_callback' => 'sanitize_title',
					),
				),
				'description' => array(
					'description' => __( 'HTML description of the resource.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'arg_options' => array(
						'sanitize_callback' => 'wp_filter_post_kses',
					),
				),
				'menu_order' => array(
					'description' => __( 'Menu order, used to custom sort the resource.', 'woocommerce' ),
					'type'        => 'integer',
					'context'     => array( 'view', 'edit' ),
				),
				'count' => array(
					'description' => __( 'Number of published products for the resource.', 'woocommerce' ),
					'type'        => 'integer',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
			),
		);

return $this->add_additional_fields_schema( $schema );
	}
}

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