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<?php |
// |
// +----------------------------------------------------------------------+ |
// | PHP Version 4 | |
// +----------------------------------------------------------------------+ |
// | Copyright (c) 1997-2003 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@php.net so we can mail you a copy immediately. | |
// +----------------------------------------------------------------------+ |
// | Authors: Chuck Hagenbuch <chuck@horde.org> | |
// | Jon Parise <jon@php.net> | |
// +----------------------------------------------------------------------+ |
|
/** |
* SMTP implementation of the PEAR Mail interface. Requires the Net_SMTP class. |
* @access public |
* @package Mail |
* @version $Revision: 1.1 $ |
*/ |
class Mail_smtp extends Mail { |
|
/** |
* SMTP connection object. |
* |
* @var object |
* @access private |
*/ |
var $_smtp = null; |
|
/** |
* The SMTP host to connect to. |
* @var string |
*/ |
var $host = 'localhost'; |
|
/** |
* The port the SMTP server is on. |
* @var integer |
*/ |
var $port = 25; |
|
/** |
* Should SMTP authentication be used? |
* |
* This value may be set to true, false or the name of a specific |
* authentication method. |
* |
* If the value is set to true, the Net_SMTP package will attempt to use |
* the best authentication method advertised by the remote SMTP server. |
* |
* @var mixed |
*/ |
var $auth = false; |
|
/** |
* The username to use if the SMTP server requires authentication. |
* @var string |
*/ |
var $username = ''; |
|
/** |
* The password to use if the SMTP server requires authentication. |
* @var string |
*/ |
var $password = ''; |
|
/** |
* Hostname or domain that will be sent to the remote SMTP server in the |
* HELO / EHLO message. |
* |
* @var string |
*/ |
var $localhost = 'localhost'; |
|
/** |
* SMTP connection timeout value. NULL indicates no timeout. |
* |
* @var integer |
*/ |
var $timeout = null; |
|
/** |
* Whether to use VERP or not. If not a boolean, the string value |
* will be used as the VERP separators. |
* |
* @var mixed boolean or string |
*/ |
var $verp = false; |
|
/** |
* Turn on Net_SMTP debugging? |
* |
* @var boolean $debug |
*/ |
var $debug = false; |
|
/** |
* Indicates whether or not the SMTP connection should persist over |
* multiple calls to the send() method. |
* |
* @var boolean |
*/ |
var $persist = false; |
|
/** |
* Constructor. |
* |
* Instantiates a new Mail_smtp:: 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 SMTP authentication. Defaults to none. |
* username The username to use for SMTP auth. No default. |
* password The password to use for SMTP auth. No default. |
* localhost The local hostname / domain. Defaults to localhost. |
* timeout The SMTP connection timeout. Defaults to none. |
* verp Whether to use VERP or not. Defaults to false. |
* debug Activate SMTP debug mode? Defaults to false. |
* persist Should the SMTP connection persist? |
* |
* If a parameter is present in the $params array, it replaces the |
* default. |
* |
* @param array Hash containing any parameters different from the |
* defaults. |
* @access public |
*/ |
function Mail_smtp($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['localhost'])) $this->localhost = $params['localhost']; |
if (isset($params['timeout'])) $this->timeout = $params['timeout']; |
if (isset($params['verp'])) $this->verp = $params['verp']; |
if (isset($params['debug'])) $this->debug = (boolean)$params['debug']; |
if (isset($params['persist'])) $this->persist = (boolean)$params['persist']; |
|
register_shutdown_function(array(&$this, '_Mail_smtp')); |
} |
|
/** |
* Destructor implementation to ensure that we disconnect from any |
* potentially-alive persistent SMTP connections. |
*/ |
function _Mail_smtp() |
{ |
$this->disconnect(); |
} |
|
/** |
* Implements Mail::send() function using SMTP. |
* |
* @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 (e.g., 'Subject'), and the array value |
* is the header value (e.g., '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, $body) |
{ |
include_once 'Net/SMTP.php'; |
|
/* If we don't already have an SMTP object, create one. */ |
if (is_object($this->_smtp) === false) { |
$this->_smtp =& new Net_SMTP($this->host, $this->port, |
$this->localhost); |
|
/* If we still don't have an SMTP object at this point, fail. */ |
if (is_object($this->_smtp) === false) { |
return PEAR::raiseError('Failed to create a Net_SMTP object'); |
} |
|
/* Configure the SMTP connection. */ |
if ($this->debug) { |
$this->_smtp->setDebug(true); |
} |
|
/* Attempt to connect to the configured SMTP server. */ |
if (PEAR::isError($res = $this->_smtp->connect($this->timeout))) { |
$error = $this->_error('Failed to connect to ' . |
$this->host . ':' . $this->port, |
$res); |
return PEAR::raiseError($error); |
} |
|
/* Attempt to authenticate if authentication has been enabled. */ |
if ($this->auth) { |
$method = is_string($this->auth) ? $this->auth : ''; |
|
if (PEAR::isError($res = $this->_smtp->auth($this->username, |
$this->password, |
$method))) { |
$error = $this->_error("$method authentication failure", |
$res); |
$this->_smtp->rset(); |
return PEAR::raiseError($error); |
} |
} |
} |
|
$headerElements = $this->prepareHeaders($headers); |
if (PEAR::isError($headerElements)) { |
$this->_smtp->rset(); |
return $headerElements; |
} |
list($from, $textHeaders) = $headerElements; |
|
/* Since few MTAs are going to allow this header to be forged |
* unless it's in the MAIL FROM: exchange, we'll use |
* Return-Path instead of From: if it's set. */ |
if (!empty($headers['Return-Path'])) { |
$from = $headers['Return-Path']; |
} |
|
if (!isset($from)) { |
$this->_smtp->rset(); |
return PEAR::raiseError('No From: address has been provided'); |
} |
|
$args['verp'] = $this->verp; |
if (PEAR::isError($res = $this->_smtp->mailFrom($from, $args))) { |
$error = $this->_error("Failed to set sender: $from", $res); |
$this->_smtp->rset(); |
return PEAR::raiseError($error); |
} |
|
$recipients = $this->parseRecipients($recipients); |
if (PEAR::isError($recipients)) { |
$this->_smtp->rset(); |
return $recipients; |
} |
|
foreach ($recipients as $recipient) { |
if (PEAR::isError($res = $this->_smtp->rcptTo($recipient))) { |
$error = $this->_error("Failed to add recipient: $recipient", |
$res); |
$this->_smtp->rset(); |
return PEAR::raiseError($error); |
} |
} |
|
/* Send the message's headers and the body as SMTP data. */ |
if (PEAR::isError($res = $this->_smtp->data("$textHeaders\r\n$body"))) { |
$error = $this->_error('Failed to send data', $res); |
$this->_smtp->rset(); |
return PEAR::raiseError($error); |
} |
|
/* If persistent connections are disabled, destroy our SMTP object. */ |
if ($this->persist === false) { |
$this->disconnect(); |
} |
|
return true; |
} |
|
/** |
* Disconnect and destroy the current SMTP connection. |
* |
* @return boolean True if the SMTP connection no longer exists. |
* |
* @since 1.1.9 |
* @access public |
*/ |
function disconnect() |
{ |
/* If we have an SMTP object, disconnect and destroy it. */ |
if (is_object($this->_smtp) && $this->_smtp->disconnect()) { |
$this->_smtp = null; |
} |
|
/* We are disconnected if we no longer have an SMTP object. */ |
return ($this->_smtp === null); |
} |
|
/** |
* Build a standardized string describing the current SMTP error. |
* |
* @param string $text Custom string describing the error context. |
* @param object $error Reference to the current PEAR_Error object. |
* |
* @return string A string describing the current SMTP error. |
* |
* @since 1.1.7 |
* @access private |
*/ |
function _error($text, &$error) |
{ |
/* Split the SMTP response into a code and a response string. */ |
list($code, $response) = $this->_smtp->getResponse(); |
|
/* Build our standardized error string. */ |
$msg = $text; |
$msg .= ' [SMTP: ' . $error->getMessage(); |
$msg .= " (code: $code, response: $response)]"; |
|
return $msg; |
} |
} |