503 lines
15 KiB
PHP
Executable File
503 lines
15 KiB
PHP
Executable File
<?PHP
|
|
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
|
|
|
|
/**
|
|
* SMTP MX
|
|
*
|
|
* SMTP MX implementation of the PEAR Mail interface. Requires the Net_SMTP class.
|
|
*
|
|
* PHP versions 4 and 5
|
|
*
|
|
* LICENSE:
|
|
*
|
|
* Copyright (c) 2010, gERD Schaufelberger
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* o Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* o Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* o The names of the authors may not be used to endorse or promote
|
|
* products derived from this software without specific prior written
|
|
* permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* @category Mail
|
|
* @package Mail_smtpmx
|
|
* @author gERD Schaufelberger <gerd@php-tools.net>
|
|
* @copyright 2010 gERD Schaufelberger
|
|
* @license http://opensource.org/licenses/bsd-license.php New BSD License
|
|
* @version CVS: $Id: smtpmx.php 294747 2010-02-08 08:18:33Z clockwerx $
|
|
* @link http://pear.php.net/package/Mail/
|
|
*/
|
|
|
|
require_once 'Net/SMTP.php';
|
|
|
|
/**
|
|
* SMTP MX implementation of the PEAR Mail interface. Requires the Net_SMTP class.
|
|
*
|
|
*
|
|
* @access public
|
|
* @author gERD Schaufelberger <gerd@php-tools.net>
|
|
* @package Mail
|
|
* @version $Revision: 294747 $
|
|
*/
|
|
class Mail_smtpmx extends Mail {
|
|
|
|
/**
|
|
* SMTP connection object.
|
|
*
|
|
* @var object
|
|
* @access private
|
|
*/
|
|
var $_smtp = null;
|
|
|
|
/**
|
|
* The port the SMTP server is on.
|
|
* @var integer
|
|
* @see getservicebyname()
|
|
*/
|
|
var $port = 25;
|
|
|
|
/**
|
|
* Hostname or domain that will be sent to the remote SMTP server in the
|
|
* HELO / EHLO message.
|
|
*
|
|
* @var string
|
|
* @see posix_uname()
|
|
*/
|
|
var $mailname = 'localhost';
|
|
|
|
/**
|
|
* SMTP connection timeout value. NULL indicates no timeout.
|
|
*
|
|
* @var integer
|
|
*/
|
|
var $timeout = 10;
|
|
|
|
/**
|
|
* use either PEAR:Net_DNS or getmxrr
|
|
*
|
|
* @var boolean
|
|
*/
|
|
var $withNetDns = true;
|
|
|
|
/**
|
|
* PEAR:Net_DNS_Resolver
|
|
*
|
|
* @var object
|
|
*/
|
|
var $resolver;
|
|
|
|
/**
|
|
* 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;
|
|
|
|
/**
|
|
* Whether to use VRFY or not.
|
|
*
|
|
* @var boolean $vrfy
|
|
*/
|
|
var $vrfy = false;
|
|
|
|
/**
|
|
* Switch to test mode - don't send emails for real
|
|
*
|
|
* @var boolean $debug
|
|
*/
|
|
var $test = false;
|
|
|
|
/**
|
|
* Turn on Net_SMTP debugging?
|
|
*
|
|
* @var boolean $peardebug
|
|
*/
|
|
var $debug = false;
|
|
|
|
/**
|
|
* internal error codes
|
|
*
|
|
* translate internal error identifier to PEAR-Error codes and human
|
|
* readable messages.
|
|
*
|
|
* @var boolean $debug
|
|
* @todo as I need unique error-codes to identify what exactly went wrond
|
|
* I did not use intergers as it should be. Instead I added a "namespace"
|
|
* for each code. This avoids conflicts with error codes from different
|
|
* classes. How can I use unique error codes and stay conform with PEAR?
|
|
*/
|
|
var $errorCode = array(
|
|
'not_connected' => array(
|
|
'code' => 1,
|
|
'msg' => 'Could not connect to any mail server ({HOST}) at port {PORT} to send mail to {RCPT}.'
|
|
),
|
|
'failed_vrfy_rcpt' => array(
|
|
'code' => 2,
|
|
'msg' => 'Recipient "{RCPT}" could not be veryfied.'
|
|
),
|
|
'failed_set_from' => array(
|
|
'code' => 3,
|
|
'msg' => 'Failed to set sender: {FROM}.'
|
|
),
|
|
'failed_set_rcpt' => array(
|
|
'code' => 4,
|
|
'msg' => 'Failed to set recipient: {RCPT}.'
|
|
),
|
|
'failed_send_data' => array(
|
|
'code' => 5,
|
|
'msg' => 'Failed to send mail to: {RCPT}.'
|
|
),
|
|
'no_from' => array(
|
|
'code' => 5,
|
|
'msg' => 'No from address has be provided.'
|
|
),
|
|
'send_data' => array(
|
|
'code' => 7,
|
|
'msg' => 'Failed to create Net_SMTP object.'
|
|
),
|
|
'no_mx' => array(
|
|
'code' => 8,
|
|
'msg' => 'No MX-record for {RCPT} found.'
|
|
),
|
|
'no_resolver' => array(
|
|
'code' => 9,
|
|
'msg' => 'Could not start resolver! Install PEAR:Net_DNS or switch off "netdns"'
|
|
),
|
|
'failed_rset' => array(
|
|
'code' => 10,
|
|
'msg' => 'RSET command failed, SMTP-connection corrupt.'
|
|
),
|
|
);
|
|
|
|
/**
|
|
* Constructor.
|
|
*
|
|
* Instantiates a new Mail_smtp:: object based on the parameters
|
|
* passed in. It looks for the following parameters:
|
|
* mailname The name of the local mail system (a valid hostname which matches the reverse lookup)
|
|
* port smtp-port - the default comes from getservicebyname() and should work fine
|
|
* timeout The SMTP connection timeout. Defaults to 30 seconds.
|
|
* vrfy Whether to use VRFY or not. Defaults to false.
|
|
* verp Whether to use VERP or not. Defaults to false.
|
|
* test Activate test mode? Defaults to false.
|
|
* debug Activate SMTP and Net_DNS debug mode? Defaults to false.
|
|
* netdns whether to use PEAR:Net_DNS or the PHP build in function getmxrr, default is true
|
|
*
|
|
* If a parameter is present in the $params array, it replaces the
|
|
* default.
|
|
*
|
|
* @access public
|
|
* @param array Hash containing any parameters different from the
|
|
* defaults.
|
|
* @see _Mail_smtpmx()
|
|
*/
|
|
function __construct($params)
|
|
{
|
|
if (isset($params['mailname'])) {
|
|
$this->mailname = $params['mailname'];
|
|
} else {
|
|
// try to find a valid mailname
|
|
if (function_exists('posix_uname')) {
|
|
$uname = posix_uname();
|
|
$this->mailname = $uname['nodename'];
|
|
}
|
|
}
|
|
|
|
// port number
|
|
if (isset($params['port'])) {
|
|
$this->_port = $params['port'];
|
|
} else {
|
|
$this->_port = getservbyname('smtp', 'tcp');
|
|
}
|
|
|
|
if (isset($params['timeout'])) $this->timeout = $params['timeout'];
|
|
if (isset($params['verp'])) $this->verp = $params['verp'];
|
|
if (isset($params['test'])) $this->test = $params['test'];
|
|
if (isset($params['peardebug'])) $this->test = $params['peardebug'];
|
|
if (isset($params['netdns'])) $this->withNetDns = $params['netdns'];
|
|
}
|
|
|
|
/**
|
|
* Constructor wrapper for PHP4
|
|
*
|
|
* @access public
|
|
* @param array Hash containing any parameters different from the defaults
|
|
* @see __construct()
|
|
*/
|
|
function Mail_smtpmx($params)
|
|
{
|
|
$this->__construct($params);
|
|
register_shutdown_function(array(&$this, '__destruct'));
|
|
}
|
|
|
|
/**
|
|
* Destructor implementation to ensure that we disconnect from any
|
|
* potentially-alive persistent SMTP connections.
|
|
*/
|
|
function __destruct()
|
|
{
|
|
if (is_object($this->_smtp)) {
|
|
$this->_smtp->disconnect();
|
|
$this->_smtp = null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Implements Mail::send() function using SMTP direct delivery
|
|
*
|
|
* @access public
|
|
* @param mixed $recipients in RFC822 style or array
|
|
* @param array $headers The array of headers to send with the mail.
|
|
* @param string $body The full text of the message body,
|
|
* @return mixed Returns true on success, or a PEAR_Error
|
|
*/
|
|
function send($recipients, $headers, $body)
|
|
{
|
|
if (!is_array($headers)) {
|
|
return PEAR::raiseError('$headers must be an array');
|
|
}
|
|
|
|
$result = $this->_sanitizeHeaders($headers);
|
|
if (is_a($result, 'PEAR_Error')) {
|
|
return $result;
|
|
}
|
|
|
|
// Prepare headers
|
|
$headerElements = $this->prepareHeaders($headers);
|
|
if (is_a($headerElements, 'PEAR_Error')) {
|
|
return $headerElements;
|
|
}
|
|
list($from, $textHeaders) = $headerElements;
|
|
|
|
// use 'Return-Path' if possible
|
|
if (!empty($headers['Return-Path'])) {
|
|
$from = $headers['Return-Path'];
|
|
}
|
|
if (!isset($from)) {
|
|
return $this->_raiseError('no_from');
|
|
}
|
|
|
|
// Prepare recipients
|
|
$recipients = $this->parseRecipients($recipients);
|
|
if (is_a($recipients, 'PEAR_Error')) {
|
|
return $recipients;
|
|
}
|
|
|
|
foreach ($recipients as $rcpt) {
|
|
list($user, $host) = explode('@', $rcpt);
|
|
|
|
$mx = $this->_getMx($host);
|
|
if (is_a($mx, 'PEAR_Error')) {
|
|
return $mx;
|
|
}
|
|
|
|
if (empty($mx)) {
|
|
$info = array('rcpt' => $rcpt);
|
|
return $this->_raiseError('no_mx', $info);
|
|
}
|
|
|
|
$connected = false;
|
|
foreach ($mx as $mserver => $mpriority) {
|
|
$this->_smtp = new Net_SMTP($mserver, $this->port, $this->mailname);
|
|
|
|
// configure the SMTP connection.
|
|
if ($this->debug) {
|
|
$this->_smtp->setDebug(true);
|
|
}
|
|
|
|
// attempt to connect to the configured SMTP server.
|
|
$res = $this->_smtp->connect($this->timeout);
|
|
if (is_a($res, 'PEAR_Error')) {
|
|
$this->_smtp = null;
|
|
continue;
|
|
}
|
|
|
|
// connection established
|
|
if ($res) {
|
|
$connected = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!$connected) {
|
|
$info = array(
|
|
'host' => implode(', ', array_keys($mx)),
|
|
'port' => $this->port,
|
|
'rcpt' => $rcpt,
|
|
);
|
|
return $this->_raiseError('not_connected', $info);
|
|
}
|
|
|
|
// Verify recipient
|
|
if ($this->vrfy) {
|
|
$res = $this->_smtp->vrfy($rcpt);
|
|
if (is_a($res, 'PEAR_Error')) {
|
|
$info = array('rcpt' => $rcpt);
|
|
return $this->_raiseError('failed_vrfy_rcpt', $info);
|
|
}
|
|
}
|
|
|
|
// mail from:
|
|
$args['verp'] = $this->verp;
|
|
$res = $this->_smtp->mailFrom($from, $args);
|
|
if (is_a($res, 'PEAR_Error')) {
|
|
$info = array('from' => $from);
|
|
return $this->_raiseError('failed_set_from', $info);
|
|
}
|
|
|
|
// rcpt to:
|
|
$res = $this->_smtp->rcptTo($rcpt);
|
|
if (is_a($res, 'PEAR_Error')) {
|
|
$info = array('rcpt' => $rcpt);
|
|
return $this->_raiseError('failed_set_rcpt', $info);
|
|
}
|
|
|
|
// Don't send anything in test mode
|
|
if ($this->test) {
|
|
$result = $this->_smtp->rset();
|
|
$res = $this->_smtp->rset();
|
|
if (is_a($res, 'PEAR_Error')) {
|
|
return $this->_raiseError('failed_rset');
|
|
}
|
|
|
|
$this->_smtp->disconnect();
|
|
$this->_smtp = null;
|
|
return true;
|
|
}
|
|
|
|
// Send data
|
|
$res = $this->_smtp->data("$textHeaders\r\n$body");
|
|
if (is_a($res, 'PEAR_Error')) {
|
|
$info = array('rcpt' => $rcpt);
|
|
return $this->_raiseError('failed_send_data', $info);
|
|
}
|
|
|
|
$this->_smtp->disconnect();
|
|
$this->_smtp = null;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Recieve mx rexords for a spciefied host
|
|
*
|
|
* The MX records
|
|
*
|
|
* @access private
|
|
* @param string $host mail host
|
|
* @return mixed sorted
|
|
*/
|
|
function _getMx($host)
|
|
{
|
|
$mx = array();
|
|
|
|
if ($this->withNetDns) {
|
|
$res = $this->_loadNetDns();
|
|
if (is_a($res, 'PEAR_Error')) {
|
|
return $res;
|
|
}
|
|
|
|
$response = $this->resolver->query($host, 'MX');
|
|
if (!$response) {
|
|
return false;
|
|
}
|
|
|
|
foreach ($response->answer as $rr) {
|
|
if ($rr->type == 'MX') {
|
|
$mx[$rr->exchange] = $rr->preference;
|
|
}
|
|
}
|
|
} else {
|
|
$mxHost = array();
|
|
$mxWeight = array();
|
|
|
|
if (!getmxrr($host, $mxHost, $mxWeight)) {
|
|
return false;
|
|
}
|
|
for ($i = 0; $i < count($mxHost); ++$i) {
|
|
$mx[$mxHost[$i]] = $mxWeight[$i];
|
|
}
|
|
}
|
|
|
|
asort($mx);
|
|
return $mx;
|
|
}
|
|
|
|
/**
|
|
* initialize PEAR:Net_DNS_Resolver
|
|
*
|
|
* @access private
|
|
* @return boolean true on success
|
|
*/
|
|
function _loadNetDns()
|
|
{
|
|
if (is_object($this->resolver)) {
|
|
return true;
|
|
}
|
|
|
|
if (!include_once 'Net/DNS.php') {
|
|
return $this->_raiseError('no_resolver');
|
|
}
|
|
|
|
$this->resolver = new Net_DNS_Resolver();
|
|
if ($this->debug) {
|
|
$this->resolver->test = 1;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* raise standardized error
|
|
*
|
|
* include additional information in error message
|
|
*
|
|
* @access private
|
|
* @param string $id maps error ids to codes and message
|
|
* @param array $info optional information in associative array
|
|
* @see _errorCode
|
|
*/
|
|
function _raiseError($id, $info = array())
|
|
{
|
|
$code = $this->errorCode[$id]['code'];
|
|
$msg = $this->errorCode[$id]['msg'];
|
|
|
|
// include info to messages
|
|
if (!empty($info)) {
|
|
$search = array();
|
|
$replace = array();
|
|
|
|
foreach ($info as $key => $value) {
|
|
array_push($search, '{' . strtoupper($key) . '}');
|
|
array_push($replace, $value);
|
|
}
|
|
|
|
$msg = str_replace($search, $replace, $msg);
|
|
}
|
|
|
|
return PEAR::raiseError($msg, $code);
|
|
}
|
|
|
|
}
|