WP_REST_Template_Revisions_Controller::get_parent │ protected │ WP 6.4.0

Gets the parent post, if the template ID is valid.

Method of the class: WP_REST_Template_Revisions_Controller{}

No Hooks.

Returns

WP_Post|WP_Error. Post object if ID is valid, WP_Error otherwise.

Usage

// protected - for code of main (parent) or child class
$result = $this->get_parent( $parent_template_id );

$parent_template_id(string) (required)

Supplied ID.

Changelog

WP_REST_Template_Revisions_Controller::get_parent() WP REST Template Revisions Controller::get parent code ^{WP 6.9}

protected function get_parent( $parent_template_id ) {
	$template = get_block_template( $parent_template_id, $this->parent_post_type );

	if ( ! $template ) {
		return new WP_Error(
			'rest_post_invalid_parent',
			__( 'Invalid template parent ID.' ),
			array( 'status' => WP_Http::NOT_FOUND )
		);
	}

	$parent_post_id = isset( $template->wp_id ) ? (int) $template->wp_id : 0;

	if ( $parent_post_id <= 0 ) {
		return new WP_Error(
			'rest_invalid_template',
			__( 'Templates based on theme files can\'t have revisions.' ),
			array( 'status' => WP_Http::BAD_REQUEST )
		);
	}

	return get_post( $template->wp_id );
}