<?php
// $Id: xoopsmultimailer.php 1501 2008-04-26 11:47:55Z phppp $
//  ------------------------------------------------------------------------ //
//                XOOPS - PHP Content Management System                      //
//                    Copyright (c) 2000 XOOPS.org                           //
//                       <http://www.xoops.org/>                             //
//  ------------------------------------------------------------------------ //
//  This program is free software; you can redistribute it and/or modify     //
//  it under the terms of the GNU General Public License as published by     //
//  the Free Software Foundation; either version 2 of the License, or        //
//  (at your option) any later version.                                      //
//                                                                           //
//  You may not change or alter any portion of this comment or credits       //
//  of supporting developers from this source code or any supporting         //
//  source code which is considered copyrighted (c) material of the          //
//  original comment or credit authors.                                      //
//                                                                           //
//  This program is distributed in the hope that it will be useful,          //
//  but WITHOUT ANY WARRANTY; without even the implied warranty of           //
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the            //
//  GNU General Public License for more details.                             //
//                                                                           //
//  You should have received a copy of the GNU General Public License        //
//  along with this program; if not, write to the Free Software              //
//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA //
//  ------------------------------------------------------------------------ //
// Author: Jochen Büînagel (job@buennagel.com)                               //
// URL:  http://www.xoops.org												 //
// Project: The XOOPS Project                                                //
// ------------------------------------------------------------------------- //
if (!defined("XOOPS_ROOT_PATH")) {
    die("XOOPS root path not defined");
}
/**
 * @package		class
 * @subpackage	mail
 * 
 * @filesource 
 *
 * @author		Jochen Büînagel	<jb@buennagel.com>
 * @copyright	copyright (c) 2000-2003 The XOOPS Project (http://www.xoops.org)
 *
 * @version		$Id: xoopsmultimailer.php 1501 2008-04-26 11:47:55Z phppp $
 */

/**
 * load the base class
 */
require_once XOOPS_ROOT_PATH.'/class/mail/phpmailer/class.phpmailer.php';

/**
 * Mailer Class.
 * 
 * At the moment, this does nothing but send email through PHP's "mail()" function,
 * but it has the abiltiy to do much more.
 * 
 * If you have problems sending mail with "mail()", you can edit the member variables
 * to suit your setting. Later this will be possible through the admin panel.
 *
 * @todo		Make a page in the admin panel for setting mailer preferences.
 * 
 * @package		class
 * @subpackage	mail
 *
 * @author		Jochen Buennagel	<job@buennagel.com>
 * @copyright	(c) 2000-2003 The Xoops Project - www.xoops.org
 */
class XoopsMultiMailer extends PHPMailer {

	/**
	 * "from" address
	 * @var 	string
	 * @access	private
	 */
	var $From 		= "";
	
	/**
	 * "from" name
	 * @var 	string
	 * @access	private
	 */
	var $FromName 	= "";

	// can be "smtp", "sendmail", or "mail"
	/**
	 * Method to be used when sending the mail.
	 * 
	 * This can be:
	 * <li>mail (standard PHP function "mail()") (default)
	 * <li>smtp	(send through any SMTP server, SMTPAuth is supported.
	 * You must set {@link $Host}, for SMTPAuth also {@link $SMTPAuth}, 
	 * {@link $Username}, and {@link $Password}.)
	 * <li>sendmail (manually set the path to your sendmail program 
	 * to something different than "mail()" uses in {@link $Sendmail}) 
	 * 
	 * @var 	string
	 * @access	private
	 */
	var $Mailer		= "mail";

	/**
	 * set if $Mailer is "sendmail"
	 * 
	 * Only used if {@link $Mailer} is set to "sendmail".
	 * Contains the full path to your sendmail program or replacement.
	 * @var 	string
	 * @access	private
	 */
	var $Sendmail = "/usr/sbin/sendmail";

	/**
	 * SMTP Host.
	 * 
	 * Only used if {@link $Mailer} is set to "smtp"
	 * @var 	string
	 * @access	private
	 */
	var $Host		= "";

	/**
	 * Does your SMTP host require SMTPAuth authentication?
	 * @var 	boolean
	 * @access	private
	 */
	var $SMTPAuth	= FALSE;

	/**
	 * Username for authentication with your SMTP host.
	 * 
	 * Only used if {@link $Mailer} is "smtp" and {@link $SMTPAuth} is TRUE
	 * @var 	string
	 * @access	private
	 */
	var $Username	= "";

	/**
	 * Password for SMTPAuth.
	 * 
	 * Only used if {@link $Mailer} is "smtp" and {@link $SMTPAuth} is TRUE
	 * @var 	string
	 * @access	private
	 */
	var $Password	= "";
	
	/**
	 * Constuctor
	 * 
	 * @access public
	 * @return void 
	 * 
	 * @global	$xoopsConfig
	 */
	function XoopsMultiMailer()
	{
		global $xoopsConfig;

		$config_handler =& xoops_gethandler('config');
		$xoopsMailerConfig = $config_handler->getConfigsByCat(XOOPS_CONF_MAILER);
		$this->From = $xoopsMailerConfig['from'];
		if ($this->From == '') {
		    $this->From = $xoopsConfig['adminmail'];
		}
		$this->Sender = $this->From;

		if ($xoopsMailerConfig["mailmethod"] == "smtpauth") {
		    $this->Mailer = "smtp";
			$this->SMTPAuth = TRUE;
			// TODO: change value type of xoopsConfig "smtphost" from array to text
			$this->Host = implode(';',$xoopsMailerConfig['smtphost']);
			$this->Username = $xoopsMailerConfig['smtpuser'];
			$this->Password = $xoopsMailerConfig['smtppass'];
		} else {
			$this->Mailer = $xoopsMailerConfig['mailmethod'];
			$this->SMTPAuth = FALSE;
			$this->Sendmail = $xoopsMailerConfig['sendmailpath'];
			$this->Host = implode(';',$xoopsMailerConfig['smtphost']);
		}
		$this->CharSet = strtolower( _CHARSET );
		if ( file_exists( XOOPS_ROOT_PATH . "/language/{$xoopsConfig['language']}/phpmailer.php" ) ) {
			include( XOOPS_ROOT_PATH . "/language/{$xoopsConfig['language']}/phpmailer.php" );
			$this->language = $PHPMAILER_LANG;
		} else {
			$this->SetLanguage( 'en', XOOPS_ROOT_PATH . "/class/mail/phpmailer/language/" );
		}
		$this->PluginDir = XOOPS_ROOT_PATH."/class/mail/phpmailer/";
	}

	/**
     * Formats an address correctly. This overrides the default addr_format method which does not seem to encode $FromName correctly
     * @access private
     * @return string
     */
    function AddrFormat($addr) {
        if(empty($addr[1]))
            $formatted = $addr[0];
        else
            $formatted = sprintf('%s <%s>', '=?'.$this->CharSet.'?B?'.base64_encode($addr[1]).'?=', $addr[0]);

        return $formatted;
    }

    /**
    * Sends mail via SMTP using PhpSMTP (Author:
    * Chris Ryan).  Returns bool.  Returns false if there is a
    * bad MAIL FROM, or DATA input.
    * Rebuild Header if there is a bad RCPT
    * @access protected
    * @return bool
    */
    function SmtpSend($header, $body) {
        include_once($this->PluginDir . "class.smtp.php");
        $error = "";
        $bad_rcpt = array();

        if (!$this->SmtpConnect()) {
            return false;
        }            

        $smtp_from = ($this->Sender == "") ? $this->From : $this->Sender;
        if (!$this->smtp->Mail($smtp_from)) {
            $error = $this->Lang("from_failed") . $smtp_from;
            $this->SetError($error);
            $this->smtp->Reset();
            return false;
        }
        // Attempt to send attach all recipients
        for ($i = 0; $i < count($this->to); $i++) {
            if (!$this->smtp->Recipient($this->to[$i][0])) {
                $bad_rcpt[] = $this->to[$i][0];
                unset($this->to[$i]);
            }
        }
        for ($i = 0; $i < count($this->cc); $i++) {
            if (!$this->smtp->Recipient($this->cc[$i][0])) {
                $bad_rcpt[] = $this->cc[$i][0];
                unset($this->cc[$i]);
            }
        }
        for ($i = 0; $i < count($this->bcc); $i++) {
            if (!$this->smtp->Recipient($this->bcc[$i][0])) {
                $bad_rcpt[] = $this->bcc[$i][0];
                unset($this->bcc[$i]);
            }
        }

        // Create error message
        $count = count($bad_rcpt);
        if ($count > 0) {
            for ($i = 0; $i < $count; $i++) {
                if ($i != 0) { 
                    $error .= ", ";
                }
                $error .= $bad_rcpt[$i];
            }
            
            //To rebuild a correct header, it should to rebuild a correct adress array
            $this->to = array_values($this->to);
            $this->cc = array_values($this->cc);
            $this->bcc = array_values($this->bcc);
            $header = $this->CreateHeader();
            
            $error = $this->Lang("recipients_failed") . $error;
            $this->SetError($error);
        }
        if (!$this->smtp->Data($header . $body)) {
            $this->SetError($this->Lang("data_not_accepted"));
            $this->smtp->Reset();
            return false;
        }
        if ($this->SMTPKeepAlive == true) {
            $this->smtp->Reset();
        } else {
            $this->SmtpClose();
        }

        return true;
    }
}


?>