bp_attachments_json_response( bool $success, bool $is_html4 = false, mixed $data = null )

function bp_attachments_json_response( $success, $is_html4 = false, $data = null ) {
	$response = array( 'success' => $success );

	if ( isset( $data ) ) {
		$response['data'] = $data;
	}

	// Send regular json response.
	if ( ! $is_html4 ) {
		wp_send_json( $response );

	/**
	 * Send specific json response
	 * the html4 Plupload handler requires a text/html content-type for older IE.
	 * See https://core.trac.wordpress.org/ticket/31037
	 */
	} else {
		echo wp_json_encode( $response );

		wp_die();
	}
}