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WP_REST_Posts_Controller::get_item( WP_REST_Request $request )

Retrieves a single post.

Parameters

$request

(WP_REST_Request) (Required) Full details about the request.

Return

(WP_REST_Response|WP_Error) Response object on success, or WP_Error object on failure.

Source

File: wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php 

public function get_item( $request ) {
		$post = $this->get_post( $request['id'] );
		if ( is_wp_error( $post ) ) {
			return $post;
		}

		$data     = $this->prepare_item_for_response( $post, $request );
		$response = rest_ensure_response( $data );

		if ( is_post_type_viewable( get_post_type_object( $post->post_type ) ) ) {
			$response->link_header( 'alternate', get_permalink( $post->ID ), array( 'type' => 'text/html' ) );
		}

		return $response;
	}

Uses

Uses Description
wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php: WP_REST_Posts_Controller::get_post()

Get the post, if the ID is valid.
wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php: WP_REST_Posts_Controller::prepare_item_for_response()

Prepares a single post output for response.
wp-includes/rest-api.php: rest_ensure_response()

Ensures a REST response is a response object (for consistency).
wp-includes/post.php: is_post_type_viewable()

Determines whether a post type is considered “viewable”.
wp-includes/link-template.php: get_permalink()

Retrieves the full permalink for the current post or post ID.
wp-includes/post.php: get_post_type_object()

Retrieves a post type object by name.
wp-includes/load.php: is_wp_error()

Check whether variable is a WordPress Error.

Changelog

Version Description
4.7.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_rest_posts_controller/get_item