class-wp-rest-post-types-controller.php

<?php
/**
 * REST API: WP_REST_Post_Types_Controller class
 *
 * @package WordPress
 * @subpackage REST_API
 * @since 4.7.0
 */

/**
 * Core class to access post types via the REST API.
 *
 * @since 4.7.0
 *
 * @see WP_REST_Controller
 */
class WP_REST_Post_Types_Controller extends WP_REST_Controller {

/**
	 * Constructor.
	 *
	 * @since 4.7.0
	 */
	public function __construct() {
		$this->namespace = 'core';
		$this->rest_base = 'types';
	}

/**
	 * Registers the routes for the objects of the controller.
	 *
	 * @since 4.7.0
	 *
	 * @see register_rest_route()
	 */
	public function register_routes() {

register_rest_route(
			$this->namespace,
			'/' . $this->rest_base,
			array(
				array(
					'methods'             => WP_REST_Server::READABLE,
					'callback'            => array( $this, 'get_items' ),
					'permission_callback' => array( $this, 'get_items_permissions_check' ),
					'args'                => $this->get_collection_params(),
				),
				'schema' => array( $this, 'get_public_item_schema' ),
			)
		);

register_rest_route(
			$this->namespace,
			'/' . $this->rest_base . '/(?P<type>[\w-]+)',
			array(
				'args'   => array(
					'type' => array(
						'description' => __( 'An alphanumeric identifier for the post type.' ),
						'type'        => 'string',
					),
				),
				array(
					'methods'  => WP_REST_Server::READABLE,
					'callback' => array( $this, 'get_item' ),
					'args'     => array(
						'context' => $this->get_context_param( array( 'default' => 'view' ) ),
					),
				),
				'schema' => array( $this, 'get_public_item_schema' ),
			)
		);
	}

/**
	 * Checks whether a given request has permission to read types.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_Error|true True if the request has read access, WP_Error object otherwise.
	 */
	public function get_items_permissions_check( $request ) {
		if ( 'edit' === $request['context'] ) {
			foreach ( get_post_types( array(), 'object' ) as $post_type ) {
				if ( ! empty( $post_type->show_in_rest ) && current_user_can( $post_type->cap->edit_posts ) ) {
					return true;
				}
			}

return new WP_Error( 'rest_cannot_view', __( 'Sorry, you are not allowed to edit posts in this post type.' ), array( 'status' => rest_authorization_required_code() ) );
		}

return true;
	}

/**
	 * Retrieves all public post types.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_Error|WP_REST_Response Response object on success, or WP_Error object on failure.
	 */
	public function get_items( $request ) {
		$data = array();

foreach ( get_post_types( array(), 'object' ) as $obj ) {
			if ( empty( $obj->show_in_rest ) || ( 'edit' === $request['context'] && ! current_user_can( $obj->cap->edit_posts ) ) ) {
				continue;
			}

$post_type          = $this->prepare_item_for_response( $obj, $request );
			$data[ $obj->name ] = $this->prepare_response_for_collection( $post_type );
		}

return rest_ensure_response( $data );
	}

/**
	 * Retrieves a specific post type.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_Error|WP_REST_Response Response object on success, or WP_Error object on failure.
	 */
	public function get_item( $request ) {
		$obj = get_post_type_object( $request['type'] );

if ( empty( $obj ) ) {
			return new WP_Error( 'rest_type_invalid', __( 'Invalid post type.' ), array( 'status' => 404 ) );
		}

if ( empty( $obj->show_in_rest ) ) {
			return new WP_Error( 'rest_cannot_read_type', __( 'Cannot view post type.' ), array( 'status' => rest_authorization_required_code() ) );
		}

if ( 'edit' === $request['context'] && ! current_user_can( $obj->cap->edit_posts ) ) {
			return new WP_Error( 'rest_forbidden_context', __( 'Sorry, you are not allowed to edit posts in this post type.' ), array( 'status' => rest_authorization_required_code() ) );
		}

$data = $this->prepare_item_for_response( $obj, $request );

return rest_ensure_response( $data );
	}

/**
	 * Prepares a post type object for serialization.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_Post_Type    $post_type Post type object.
	 * @param WP_REST_Request $request   Full details about the request.
	 * @return WP_REST_Response Response object.
	 */
	public function prepare_item_for_response( $post_type, $request ) {
		$taxonomies = wp_list_filter( get_object_taxonomies( $post_type->name, 'objects' ), array( 'show_in_rest' => true ) );
		$taxonomies = wp_list_pluck( $taxonomies, 'name' );
		$base       = ! empty( $post_type->rest_base ) ? $post_type->rest_base : $post_type->name;
		$supports   = get_all_post_type_supports( $post_type->name );

$fields = $this->get_fields_for_response( $request );
		$data   = array();

if ( in_array( 'capabilities', $fields, true ) ) {
			$data['capabilities'] = $post_type->cap;
		}

if ( in_array( 'description', $fields, true ) ) {
			$data['description'] = $post_type->description;
		}

if ( in_array( 'hierarchical', $fields, true ) ) {
			$data['hierarchical'] = $post_type->hierarchical;
		}

if ( in_array( 'viewable', $fields, true ) ) {
			$data['viewable'] = is_post_type_viewable( $post_type );
		}

if ( in_array( 'labels', $fields, true ) ) {
			$data['labels'] = $post_type->labels;
		}

if ( in_array( 'name', $fields, true ) ) {
			$data['name'] = $post_type->label;
		}

if ( in_array( 'slug', $fields, true ) ) {
			$data['slug'] = $post_type->name;
		}

if ( in_array( 'supports', $fields, true ) ) {
			$data['supports'] = $supports;
		}

if ( in_array( 'taxonomies', $fields, true ) ) {
			$data['taxonomies'] = array_values( $taxonomies );
		}

if ( in_array( 'rest_base', $fields, true ) ) {
			$data['rest_base'] = $base;
		}

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

// Wrap the data in a response object.
		$response = rest_ensure_response( $data );

$response->add_links(
			array(
				'collection'              => array(
					'href' => rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ),
				),
				'https://api.w.org/items' => array(
					'href' => rest_url( sprintf( 'core/%s', $base ) ),
				),
			)
		);

/**
		 * Filters a post type returned from the API.
		 *
		 * Allows modification of the post type data right before it is returned.
		 *
		 * @since 4.7.0
		 *
		 * @param WP_REST_Response $response The response object.
		 * @param object           $item     The original post type object.
		 * @param WP_REST_Request  $request  Request used to generate the response.
		 */
		return apply_filters( 'rest_prepare_post_type', $response, $post_type, $request );
	}

/**
	 * Retrieves the post type's schema, conforming to JSON Schema.
	 *
	 * @since 4.7.0
	 *
	 * @return array Item schema data.
	 */
	public function get_item_schema() {
		$schema = array(
			'$schema'    => 'http://json-schema.org/draft-04/schema#',
			'title'      => 'type',
			'type'       => 'object',
			'properties' => array(
				'capabilities' => array(
					'description' => __( 'All capabilities used by the post type.' ),
					'type'        => 'object',
					'context'     => array( 'edit' ),
					'readonly'    => true,
				),
				'description'  => array(
					'description' => __( 'A human-readable description of the post type.' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'hierarchical' => array(
					'description' => __( 'Whether or not the post type should have children.' ),
					'type'        => 'boolean',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'viewable'     => array(
					'description' => __( 'Whether or not the post type can be viewed.' ),
					'type'        => 'boolean',
					'context'     => array( 'edit' ),
					'readonly'    => true,
				),
				'labels'       => array(
					'description' => __( 'Human-readable labels for the post type for various contexts.' ),
					'type'        => 'object',
					'context'     => array( 'edit' ),
					'readonly'    => true,
				),
				'name'         => array(
					'description' => __( 'The title for the post type.' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit', 'embed' ),
					'readonly'    => true,
				),
				'slug'         => array(
					'description' => __( 'An alphanumeric identifier for the post type.' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit', 'embed' ),
					'readonly'    => true,
				),
				'supports'     => array(
					'description' => __( 'All features, supported by the post type.' ),
					'type'        => 'object',
					'context'     => array( 'edit' ),
					'readonly'    => true,
				),
				'taxonomies'   => array(
					'description' => __( 'Taxonomies associated with post type.' ),
					'type'        => 'array',
					'items'       => array(
						'type' => 'string',
					),
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'rest_base'    => array(
					'description' => __( 'REST base route for the post type.' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit', 'embed' ),
					'readonly'    => true,
				),
			),
		);
		return $this->add_additional_fields_schema( $schema );
	}

/**
	 * Retrieves the query params for collections.
	 *
	 * @since 4.7.0
	 *
	 * @return array Collection parameters.
	 */
	public function get_collection_params() {
		return array(
			'context' => $this->get_context_param( array( 'default' => 'view' ) ),
		);
	}

}

docroot: /home/induvedam/public_html

curdir: /var/softaculous/sitepad/editor/site-inc/rest-api/endpoints

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