<?php /** * Interface for email API clients * * @package Caldera_Forms * @author Josh Pollock <Josh@CalderaWP.com> * @license GPL-2.0+ * @link * @copyright 2016 CalderaWP LLC */ interface Caldera_Forms_Email_Interface { /** * Set API keys * * @since 1.4.0 * * @param array $keys */ public function set_api( array $keys ); /** * Send email * * @since 1.4.0 * * @return array|int Array of errors or status code */ public function send(); /** * Include SDK for API * * @since 1.4.0 */ public function include_sdk(); }