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rest_output_link_header › WordPress Function

Since4.4.0
Deprecatedn/a
› rest_output_link_header ( No parameters )
Defined at:
Codex:

Sends a Link header for the REST API.



Related Functions: rest_output_link_wp_head, rest_output_rsd, register_column_headers, get_column_headers, wp_shortlink_header

Source 

function rest_output_link_header() {
	if ( headers_sent() ) {
		return;
	}

	$api_root = get_rest_url();

	if ( empty( $api_root ) ) {
		return;
	}

	header( sprintf( 'Link: <%s>; rel="https://api.w.org/"', sanitize_url( $api_root ) ), false );

	$resource = rest_get_queried_resource_route();

	if ( $resource ) {
		header(
			sprintf(
				'Link: <%1$s>; rel="alternate"; title="%2$s"; type="application/json"',
				sanitize_url( rest_url( $resource ) ),
				_x( 'JSON', 'REST API resource link name' )
			),
			false
		);
	}
}