[imp] A LMTP Driver for Mail class

Damian Fernandez Sosa (DESC) damlists at cnba.uba.ar
Thu Feb 12 14:42:17 PST 2004


Here is a lmtp driver for PEAR Mail class (lmtp.php )

and an example of use (test_lmtp_driver.php)


Useful to PEAR and HORDE (imp)  to - for example - create a "private webmail"
(users can send email ONLY to other local users via lmtp )

please commit it if you find useful to PEAR and/or Horde


-------------------------------------------------
Mail enviado desde el CNBA
http://www.cnba.uba.ar/

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<?php
//
// +----------------------------------------------------------------------+
// | PHP Version 4                                                        |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2002 The PHP Group                                |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.02 of the PHP license,      |
// | that is bundled with this package in the file LICENSE, and is        |
// | available at through the world-wide-web at                           |
// | http://www.php.net/license/2_02.txt.                                 |
// | If you did not receive a copy of the PHP license and are unable to   |
// | obtain it through the world-wide-web, please send a note to          |
// | license at php.net so we can mail you a copy immediately.               |
// +----------------------------------------------------------------------+
// | Author:    Damian Alejandro Fernandez Sosa <damlists at cnba.uba.ar>    |
//              Chuck Hagenbuch <chuck at horde.org>                         |
// +----------------------------------------------------------------------+

require_once 'Mail.php';

/**
 * LMTP implementation of the PEAR Mail:: interface. Requires the PEAR
 * Net_LMTP:: class.
 * @access public
 * @package Mail
 * @version $Revision: 1.0 $
 */
class Mail_lmtp extends Mail {
    
    /**
     * The LMTP host to connect to.
     * @var	string
     */
    var $host = 'localhost';
    
    /**
     * The port the LMTP server is on.
     * @var	integer
     */
    var $port = 2003;
    
    /**
     * Whether or not to attempt to authenticate to the LMTP server.
     * @var boolean
     */
    var $auth = false;
    
    /**
     * The username to use if the LMTP server requires authentication.
     * @var string
     */
    var $username = '';
    
    /**
     * The password to use if the LMTP server requires authentication.
     * @var string
     */
    var $password = '';

     /**
     * The password to use if the LMTP server requires authentication.
     * @var boolean
     */
    var $_debug = false;

    /**
     * Constructor.
     * 
     * Instantiates a new Mail_lmtp:: object based on the parameters
     * passed in. It looks for the following parameters:
     *     host        The server to connect to. Defaults to localhost.
     *     port        The port to connect to. Defaults to 25.
     *     auth        Whether or not to use LMTP auth. Defaults to false.
     *     username    The username to use for LMTP auth. No default.
     *     password    The password to use for LMTP auth. No default.
     *     debug       Sets the debug feature true or false. Defaults to false.
     *
     * If a parameter is present in the $params array, it replaces the
     * default.
     *
     * @param array Hash containing any parameters different from the
     *              defaults.
     * @access public
     */
    function Mail_lmtp($params)
    {
        if (isset($params['host'])){
            $this->host = $params['host'];
        }
        if (isset($params['port'])){
            $this->port = $params['port'];
        }
        if (isset($params['auth'])){
            $this->auth = $params['auth'];
        }
        if (isset($params['username'])){
            $this->username = $params['username'];
        }
        if (isset($params['password'])){
            $this->password = $params['password'];
        }
        if (isset($params['debug'])){
            $this->_debug = $params['debug'];
        }
    }

    /**
     * Implements Mail::send() function using LMTP.
     * 
     * @param mixed $recipients Either a comma-seperated list of recipients
     *              (RFC822 compliant), or an array of recipients,
     *              each RFC822 valid. This may contain recipients not
     *              specified in the headers, for Bcc:, resending
     *              messages, etc.
     *
     * @param array $headers The array of headers to send with the mail, in an
     *              associative array, where the array key is the
     *              header name (ie, 'Subject'), and the array value
     *              is the header value (ie, 'test'). The header
     *              produced from those values would be 'Subject:
     *              test'.
     *
     * @param string $body The full text of the message body, including any
     *               Mime parts, etc.
     *
     * @return mixed Returns true on success, or a PEAR_Error
     *               containing a descriptive error message on
     *               failure.
     * @access public
     */
    function send($recipients, $headers, $body)
    {
        include_once 'Net/LMTP.php';

        if (!($lmtp = new Net_LMTP($this->host, $this->port))){
            return new PEAR_Error('unable to instantiate Net_LMTP object');
        }
        if (PEAR::isError(($ret=$lmtp->setDebug($this->_debug)))){
                    return new PEAR_Error('unable to set debug: ' . $ret->getMessage() );
        }

        if (PEAR::isError($lmtp->connect())){
            return new PEAR_Error('unable to connect to lmtp server ' . $this->host . ':' . $this->port);
        }
        if ($this->auth) {
            if(!is_string($this->auth)){
                if (PEAR::isError(($ret=$lmtp->auth($this->username, $this->password)))){
                    return new PEAR_Error('unable to authenticate to lmtp server: ' . $ret->getMessage() );
                }
            }else{
                if (PEAR::isError(($ret=$lmtp->auth($this->username, $this->password, $this->auth)))){
                    return new PEAR_Error('unable to authenticate to lmtp server: ' . $ret->getMessage() );
                }

            }

        }

        list($from, $text_headers) = $this->prepareHeaders($headers);

       // Since few MTAs are going to allow this header to be forged
       // unless it's in the MAIL FROM: exchange, we'll use Return-Path
       // instead of From: if it's set
       if (!empty($headers['Return-Path'])) {
               $from = $headers['Return-Path'];
       }

        if (!isset($from)) {
            return new PEAR_Error('No from address given');
        }

        if (PEAR::isError($lmtp->mailFrom($from))) {
            return new PEAR_Error('unable to set sender to [' . $from . ']');
        }

        $recipients = $this->parseRecipients($recipients);
        foreach($recipients as $recipient) {
            if (PEAR::isError($res = $lmtp->rcptTo($recipient))){
                return new PEAR_Error('unable to add recipient [' . $recipient . ']: ' . $res->getMessage());
            }
        }

        if (PEAR::isError($lmtp->data($text_headers . "\r\n" . $body))) {
            return new PEAR_Error('unable to send data');
        }

        $lmtp->disconnect();
        return true;
    }
    
}
?>
-------------- next part --------------
<?
//
// +----------------------------------------------------------------------+
// | PHP Version 4                                                        |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2002 The PHP Group                                |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.02 of the PHP license,      |
// | that is bundled with this package in the file LICENSE, and is        |
// | available at through the world-wide-web at                           |
// | http://www.php.net/license/2_02.txt.                                 |
// | If you did not receive a copy of the PHP license and are unable to   |
// | obtain it through the world-wide-web, please send a note to          |
// | license at php.net so we can mail you a copy immediately.               |
// +----------------------------------------------------------------------+
// | Author:    Damian Alejandro Fernandez Sosa <damlists at cnba.uba.ar>    |
//              Chuck Hagenbuch <chuck at horde.org>                         |
// +----------------------------------------------------------------------+
require_once 'Mail.php';


// The email as we send the email in the LMTP dialog
$to="damian at cnba.uba.ar";



// The email text (RFC822 format)
$email_headers['From']='damian at cnba.uba.ar';
$email_headers['To']='damian at cnba.uba.ar';
$email_headers['Date']='Wed, 21 Jan 2003 21:07:35 -300';
$email_headers['Subject']='testing LMTP';
$email_body="this is a test email\r\nto the lmtp server" ;



// The LMTP server
$param['host']='192.168.1.1';
// The default LMTP port
//$param['port']=2003;
$param['auth']=true;
//$param['auth']='PLAIN';
// The username to authenticate to the LMTP server
$param['username']='cyrus';
// The password to authenticate to the LMTP server
$param['password']='password';
// Should debug the LMTP connection?
//$param['debug']=true;



// Instantiate a LMTP class

if (PEAR::isError( ($lmtp= &Mail::factory('lmtp', $param ) ) ) ){
    echo 'ERROR!!!' . $lmtp->getMessage() . "\n";
    exit();
}

// Send the email
if (PEAR::isError( ($ret=$lmtp->send($to, $email_headers, $email_body) ) ) ){
    echo 'ERROR!!!' . $ret->getMessage() . "\n";
}else{
    echo "Email was sent successfuly!!!\n";
}


?>


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