WordPress use SMTP instead of mail()

wp_use_smtp.php

<?php
/**
 * WordPress-Plugin use smtp instead of mail()
 *
 * PHP version 5.2
 *
 * @category   PHP
 * @package    WordPress
 * @subpackage UseSMTP
 * @author     Ralf Albert <me@neun12.de>
 * @license    GPLv3 http://www.gnu.org/licenses/gpl-3.0.txt
 * @version    1.0
 * @link       http://wordpress.com
 */

/**
 * Plugin Name:	UseSMTP
 * Plugin URI:	http://yoda.neun12.de
 * Description:	Using SMTP instead of mail()
 * Version: 	1.0
 * Author: 		Ralf Albert
 * Author URI: 	http://yoda.neun12.de
 * License:		GPLv3
 */


if( ! function_exists( 'usesmtp_init' ) ){

add_action( 'phpmailer_init', 'usesmtp_init' );

function usesmtp_init( $phpmailer ){
	
	if( ! is_object( $phpmailer ) )
		$phpmailer = (object) $phpmailer;
	
	$phpmailer->Mailer	= 'smtp';					// telling the class to use SMTP
	// possible values are 'mail', 'sendmail' or 'smtp'
	
	$phpmailer->Host	= "mailserver-eintragen";	// set the SMTP server host
	$phpmailer->Port	= 465;						// set the SMTP server port
	$phpmailer->SMTPSecure	= "ssl";				// enable SMTP via SSL
	$phpmailer->SMTPAuth	= true;					// enable SMTP authentication
	$phpmailer->Username	= "benutzername";		// set the SMTP account username
	$phpmailer->Password	= "password";			// set the SMTP account password
	
}

}