home *** CD-ROM | disk | FTP | other *** search
- <?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: 1.25 $
- */
- 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;
- }
- }
-