<?php

/**

 * REST API: WP_REST_Term_Meta_Fields class

 *

 * @package WordPress

 * @subpackage REST_API

 * @since 4.7.0

 */

/**

 * Core class used to manage meta values for terms via the REST API.

 *

 * @since 4.7.0

 *

 * @see WP_REST_Meta_Fields

 */

class WP_REST_Term_Meta_Fields extends WP_REST_Meta_Fields {

	/**

	 * Taxonomy to register fields for.

	 *

	 * @since 4.7.0

	 * @var string

	 */

	protected $taxonomy;

	/**

	 * Constructor.

	 *

	 * @since 4.7.0

	 *

	 * @param string $taxonomy Taxonomy to register fields for.

	 */

	public function __construct( $taxonomy ) {

		$this->taxonomy = $taxonomy;

	}

	/**

	 *

	 * @since 4.7.0

	 *

	 * @return string The meta type.

	 */

	protected function get_meta_type() {

		return 'term';

	}

	/**

	 *

	 * @since 4.9.8

	 *

	 * @return string Subtype for the meta type, or empty string if no specific subtype.

	 */

	protected function get_meta_subtype() {

		return $this->taxonomy;

	}

	/**

	 * Retrieves the type for register_rest_field().

	 *

	 * @since 4.7.0

	 *

	 * @return string The REST field type.

	 */

	public function get_rest_field_type() {

		return 'post_tag' === $this->taxonomy ? 'tag' : $this->taxonomy;

	}

}