rest_ensure_response( WP_REST_Response|WP_Error|WP_HTTP_Response|mixed $response ): WP_REST_Response|WP_Error

Ensures a REST response is a response object (for consistency).

Contents

Description

This implements WP_REST_Response, allowing usage of set_status/header/etc without needing to double-check the object. Will also allow WP_Error to indicate error responses, so users should immediately check for this value.

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Parameters

$response WP_REST_Response|WP_Error|WP_HTTP_Response|mixed Required
Response to check.

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Return

WP_REST_Response|WP_Error If response generated an error, WP_Error, if response is already an instance, WP_REST_Response, otherwise returns a new WP_REST_Response instance.

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Source

File: wp-includes/rest-api.php. View all references 

function rest_ensure_response( $response ) {
	if ( is_wp_error( $response ) ) {
		return $response;
	}

	if ( $response instanceof WP_REST_Response ) {
		return $response;
	}

	/*
	 * While WP_HTTP_Response is the base class of WP_REST_Response, it doesn't provide
	 * all the required methods used in WP_REST_Server::dispatch().
	 */
	if ( $response instanceof WP_HTTP_Response ) {
		return new WP_REST_Response(
			$response->get_data(),
			$response->get_status(),
			$response->get_headers()
		);
	}

	return new WP_REST_Response( $response );
}

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Uses

Uses
Uses Description
is_wp_error() wp-includes/load.php

Checks whether the given variable is a WordPress Error.

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Used By

Used By
Used By Description
WP_REST_Navigation_Fallback_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-navigation-fallback-controller.php

Gets the most appropriate fallback Navigation Menu.
WP_REST_Navigation_Fallback_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-navigation-fallback-controller.php

Matches the post data to the schema we want.
WP_REST_Global_Styles_Revisions_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-global-styles-revisions-controller.php

Returns paginated revisions of the given global styles config custom post type.
WP_REST_Global_Styles_Revisions_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-global-styles-revisions-controller.php

Prepares the revision for the REST response.
WP_REST_Templates_Controller::get_template_fallback() wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php

Returns the fallback template for the given slug.
WP_REST_Block_Patterns_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-block-patterns-controller.php

Retrieves all block patterns.
WP_REST_Block_Patterns_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-block-patterns-controller.php

Prepare a raw block pattern before it gets output in a REST API response.
WP_REST_Global_Styles_Controller::get_theme_items() wp-includes/rest-api/endpoints/class-wp-rest-global-styles-controller.php

Returns the given theme global styles variations.
WP_REST_Block_Pattern_Categories_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-block-pattern-categories-controller.php

Retrieves all block pattern categories.
WP_REST_Block_Pattern_Categories_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-block-pattern-categories-controller.php

Prepare a raw block pattern category before it gets output in a REST API response.
WP_REST_Menu_Items_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-menu-items-controller.php

Prepares a single post output for response.
WP_REST_Menu_Items_Controller::create_item() wp-includes/rest-api/endpoints/class-wp-rest-menu-items-controller.php

Creates a single post.
WP_REST_Menu_Items_Controller::update_item() wp-includes/rest-api/endpoints/class-wp-rest-menu-items-controller.php

Updates a single nav menu item.
WP_REST_Global_Styles_Controller::get_theme_item() wp-includes/rest-api/endpoints/class-wp-rest-global-styles-controller.php

Returns the given theme global styles config.
WP_REST_Global_Styles_Controller::update_item() wp-includes/rest-api/endpoints/class-wp-rest-global-styles-controller.php

Updates a single global style config.
WP_REST_Global_Styles_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-global-styles-controller.php

Prepare a global styles config output for response.
WP_REST_URL_Details_Controller::parse_url_details() wp-includes/rest-api/endpoints/class-wp-rest-url-details-controller.php

Retrieves the contents of the title tag from the HTML response.
WP_REST_Menus_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-menus-controller.php

Prepares a single term output for response.
WP_REST_Menus_Controller::create_item() wp-includes/rest-api/endpoints/class-wp-rest-menus-controller.php

Creates a single term in a taxonomy.
WP_REST_Menus_Controller::update_item() wp-includes/rest-api/endpoints/class-wp-rest-menus-controller.php

Updates a single term from a taxonomy.
WP_REST_Menu_Locations_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-menu-locations-controller.php

Retrieves all menu locations, depending on user context.
WP_REST_Menu_Locations_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-menu-locations-controller.php

Retrieves a specific menu location.
WP_REST_Menu_Locations_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-menu-locations-controller.php

Prepares a menu location object for serialization.
WP_REST_Widgets_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-widgets-controller.php

Prepares the widget for the REST response.
WP_REST_Sidebars_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-sidebars-controller.php

Retrieves the list of sidebars (active or inactive).
WP_REST_Sidebars_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-sidebars-controller.php

Prepares a single sidebar output for response.
WP_REST_Templates_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php

Prepare a single template output for response
WP_REST_Templates_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php

Returns a list of templates.
WP_REST_Templates_Controller::update_item() wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php

Updates a single template.
WP_REST_Templates_Controller::create_item() wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php

Creates a single template.
WP_REST_Widget_Types_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-widget-types-controller.php

Retrieves a single widget type from the collection.
WP_REST_Widget_Types_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-widget-types-controller.php

Prepares a widget type object for serialization.
WP_REST_Widget_Types_Controller::encode_form_data() wp-includes/rest-api/endpoints/class-wp-rest-widget-types-controller.php

An RPC-style endpoint which can be used by clients to turn user input in a widget admin form into an encoded instance object.
WP_REST_Widget_Types_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-widget-types-controller.php

Retrieves the list of all widget types.
WP_REST_Themes_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-themes-controller.php

Retrieves a single theme.
WP_REST_Server::serve_batch_request_v1() wp-includes/rest-api/class-wp-rest-server.php

Serves the batch/v1 request.
WP_REST_Server::respond_to_request() wp-includes/rest-api/class-wp-rest-server.php

Dispatches the request to the callback handler.
WP_REST_Block_Directory_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-block-directory-controller.php

Search and retrieve blocks metadata
WP_REST_Block_Types_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-block-types-controller.php

Retrieves a specific block type.
WP_REST_Block_Types_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-block-types-controller.php

Prepares a block type object for serialization.
WP_REST_Block_Types_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-block-types-controller.php

Retrieves all post block types, depending on user context.
WP_REST_Search_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-search-controller.php

Retrieves a collection of search results.
WP_REST_Search_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-search-controller.php

Prepares a single search result for response.
WP_REST_Themes_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-themes-controller.php

Retrieves a collection of themes.
WP_REST_Themes_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-themes-controller.php

Prepares a single theme output for response.
WP_REST_Autosaves_Controller::create_item() wp-includes/rest-api/endpoints/class-wp-rest-autosaves-controller.php

Creates, updates or deletes an autosave revision.
WP_REST_Autosaves_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-autosaves-controller.php

Gets a collection of autosaves using wp_get_post_autosave.
WP_REST_Block_Renderer_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-block-renderer-controller.php

Returns block output from block’s registered render_callback.
rest_preload_api_request() wp-includes/rest-api.php

Append result of internal request to REST API for purpose of preloading data to be attached to a page.
WP_REST_Users_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php

Prepares a single user output for response.
WP_REST_Users_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php

Retrieves a single user.
WP_REST_Users_Controller::get_current_item() wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php

Retrieves the current user.
WP_REST_Users_Controller::create_item() wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php

Creates a single user.
WP_REST_Users_Controller::update_item() wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php

Updates a single user.
WP_REST_Users_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php

Retrieves all users.
WP_REST_Revisions_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-revisions-controller.php

Retrieves one revision from the collection.
WP_REST_Revisions_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-revisions-controller.php

Prepares the revision for the REST response.
WP_REST_Revisions_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-revisions-controller.php

Gets a collection of revisions.
WP_REST_Attachments_Controller::create_item() wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php

Creates a single attachment.
WP_REST_Attachments_Controller::update_item() wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php

Updates a single attachment.
WP_REST_Attachments_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php

Prepares a single attachment output for response.
WP_REST_Post_Statuses_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-post-statuses-controller.php

Retrieves all post statuses, depending on user context.
WP_REST_Post_Statuses_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-post-statuses-controller.php

Retrieves a specific post status.
WP_REST_Post_Statuses_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-post-statuses-controller.php

Prepares a post status object for serialization.
WP_REST_Terms_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php

Prepares a single term output for response.
WP_REST_Terms_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php

Gets a single term from a taxonomy.
WP_REST_Terms_Controller::create_item() wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php

Creates a single term in a taxonomy.
WP_REST_Terms_Controller::update_item() wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php

Updates a single term from a taxonomy.
WP_REST_Terms_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php

Retrieves terms associated with a taxonomy.
WP_REST_Posts_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php

Prepares a single post output for response.
WP_REST_Posts_Controller::create_item() wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php

Creates a single post.
WP_REST_Posts_Controller::update_item() wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php

Updates a single post.
WP_REST_Posts_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php

Retrieves a single post.
WP_REST_Posts_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php

Retrieves a collection of posts.
WP_REST_Taxonomies_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-taxonomies-controller.php

Retrieves a specific taxonomy.
WP_REST_Taxonomies_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-taxonomies-controller.php

Prepares a taxonomy object for serialization.
WP_REST_Taxonomies_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-taxonomies-controller.php

Retrieves all public taxonomies.
WP_REST_Post_Types_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-post-types-controller.php

Retrieves all public post types.
WP_REST_Post_Types_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-post-types-controller.php

Retrieves a specific post type.
WP_REST_Post_Types_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-post-types-controller.php

Prepares a post type object for serialization.
WP_REST_Comments_Controller::prepare_item_for_response() wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php

Prepares a single comment output for response.
WP_REST_Comments_Controller::update_item() wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php

Updates a comment.
WP_REST_Comments_Controller::get_item() wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php

Retrieves a comment.
WP_REST_Comments_Controller::create_item() wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php

Creates a comment.
WP_REST_Comments_Controller::get_items() wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php

Retrieves a list of comment items.
WP_REST_Server::dispatch() wp-includes/rest-api/class-wp-rest-server.php

Matches the request to a callback and call it.
WP_REST_Server::get_namespace_index() wp-includes/rest-api/class-wp-rest-server.php

Retrieves the index for a namespace.
WP_REST_Server::envelope_response() wp-includes/rest-api/class-wp-rest-server.php

Wraps the response in an envelope.
WP_REST_Server::serve_request() wp-includes/rest-api/class-wp-rest-server.php

Handles serving a REST API request.
WP_REST_Server::embed_links() wp-includes/rest-api/class-wp-rest-server.php

Embeds the links from the data into the request.
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Changelog

Changelog
Version Description
4.4.0 Introduced.

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