944 lines
28 KiB
PHP
944 lines
28 KiB
PHP
<?php
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/**
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* PHPMailer RFC821 SMTP email transport class.
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* Version 5.2.7
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* PHP version 5.0.0
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* @category PHP
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* @package PHPMailer
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* @link https://github.com/PHPMailer/PHPMailer/
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* @author Marcus Bointon (coolbru) <phpmailer@synchromedia.co.uk>
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* @author Jim Jagielski (jimjag) <jimjag@gmail.com>
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* @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
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* @copyright 2013 Marcus Bointon
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* @copyright 2004 - 2008 Andy Prevost
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* @copyright 2010 - 2012 Jim Jagielski
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* @license http://www.gnu.org/copyleft/lesser.html Distributed under the Lesser General Public License (LGPL)
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*/
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/**
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* PHPMailer RFC821 SMTP email transport class.
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*
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* Implements RFC 821 SMTP commands
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* and provides some utility methods for sending mail to an SMTP server.
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*
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* PHP Version 5.0.0
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*
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* @category PHP
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* @package PHPMailer
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* @link https://github.com/PHPMailer/PHPMailer/blob/master/class.smtp.php
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* @author Chris Ryan <unknown@example.com>
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* @author Marcus Bointon <phpmailer@synchromedia.co.uk>
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* @license http://www.gnu.org/copyleft/lesser.html Distributed under the Lesser General Public License (LGPL)
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*/
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class SMTP
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{
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/**
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* The PHPMailer SMTP Version number.
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*/
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const VERSION = '5.2.7';
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/**
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* SMTP line break constant.
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*/
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const CRLF = "\r\n";
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/**
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* The SMTP port to use if one is not specified.
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*/
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const DEFAULT_SMTP_PORT = 25;
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/**
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* The PHPMailer SMTP Version number.
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* @type string
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* @deprecated This should be a constant
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* @see SMTP::VERSION
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*/
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public $Version = '5.2.7';
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/**
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* SMTP server port number.
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* @type int
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* @deprecated This is only ever ued as default value, so should be a constant
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* @see SMTP::DEFAULT_SMTP_PORT
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*/
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public $SMTP_PORT = 25;
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/**
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* SMTP reply line ending
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* @type string
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* @deprecated Use the class constant instead
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* @see SMTP::CRLF
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*/
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public $CRLF = "\r\n";
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/**
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* Debug output level.
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* Options: 0 for no output, 1 for commands, 2 for data and commands
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* @type int
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*/
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public $do_debug = 0;
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/**
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* The function/method to use for debugging output.
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* Options: 'echo', 'html' or 'error_log'
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* @type string
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*/
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public $Debugoutput = 'echo';
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/**
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* Whether to use VERP.
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* @type bool
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*/
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public $do_verp = false;
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/**
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* The SMTP timeout value for reads, in seconds.
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* @type int
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*/
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public $Timeout = 15;
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/**
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* The SMTP timelimit value for reads, in seconds.
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* @type int
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*/
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public $Timelimit = 30;
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/**
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* The socket for the server connection.
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* @type resource
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*/
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protected $smtp_conn;
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/**
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* Error message, if any, for the last call.
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* @type string
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*/
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protected $error = '';
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/**
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* The reply the server sent to us for HELO.
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* @type string
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*/
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protected $helo_rply = '';
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/**
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* The most recent reply received from the server.
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* @type string
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*/
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protected $last_reply = '';
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/**
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* Constructor.
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* @access public
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*/
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public function __construct()
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{
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$this->smtp_conn = 0;
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$this->error = null;
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$this->helo_rply = null;
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$this->do_debug = 0;
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}
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/**
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* Output debugging info via a user-selected method.
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* @param string $str Debug string to output
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* @return void
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*/
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protected function edebug($str)
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{
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switch ($this->Debugoutput) {
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case 'error_log':
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//Don't output, just log
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error_log($str);
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break;
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case 'html':
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//Cleans up output a bit for a better looking, HTML-safe output
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echo htmlentities(
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preg_replace('/[\r\n]+/', '', $str),
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ENT_QUOTES,
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'UTF-8'
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)
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. "<br>\n";
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break;
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case 'echo':
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default:
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//Just echoes whatever was received
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echo $str;
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}
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}
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/**
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* Connect to an SMTP server.
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* @param string $host SMTP server IP or host name
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* @param int $port The port number to connect to
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* @param int $timeout How long to wait for the connection to open
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* @param array $options An array of options for stream_context_create()
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* @access public
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* @return bool
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*/
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public function connect($host, $port = null, $timeout = 30, $options = array())
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{
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// Clear errors to avoid confusion
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$this->error = null;
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// Make sure we are __not__ connected
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if ($this->connected()) {
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// Already connected, generate error
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$this->error = array('error' => 'Already connected to a server');
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return false;
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}
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if (empty($port)) {
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$port = self::DEFAULT_SMTP_PORT;
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}
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// Connect to the SMTP server
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$errno = 0;
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$errstr = '';
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$socket_context = stream_context_create($options);
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//Suppress errors; connection failures are handled at a higher level
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$this->smtp_conn = @stream_socket_client(
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$host . ":" . $port,
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$errno,
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$errstr,
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$timeout,
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STREAM_CLIENT_CONNECT,
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$socket_context
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);
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// Verify we connected properly
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if (empty($this->smtp_conn)) {
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$this->error = array(
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'error' => 'Failed to connect to server',
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'errno' => $errno,
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'errstr' => $errstr
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);
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if ($this->do_debug >= 1) {
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$this->edebug(
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'SMTP -> ERROR: ' . $this->error['error']
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. ": $errstr ($errno)"
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);
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}
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return false;
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}
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// SMTP server can take longer to respond, give longer timeout for first read
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// Windows does not have support for this timeout function
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if (substr(PHP_OS, 0, 3) != 'WIN') {
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$max = ini_get('max_execution_time');
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if ($max != 0 && $timeout > $max) { // Don't bother if unlimited
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@set_time_limit($timeout);
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}
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stream_set_timeout($this->smtp_conn, $timeout, 0);
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}
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// Get any announcement
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$announce = $this->get_lines();
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if ($this->do_debug >= 2) {
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$this->edebug('SMTP -> FROM SERVER:' . $announce);
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}
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return true;
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}
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/**
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* Initiate a TLS (encrypted) session.
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* @access public
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* @return bool
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*/
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public function startTLS()
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{
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if (!$this->sendCommand("STARTTLS", "STARTTLS", 220)) {
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return false;
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}
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// Begin encrypted connection
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if (!stream_socket_enable_crypto(
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$this->smtp_conn,
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true,
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STREAM_CRYPTO_METHOD_TLS_CLIENT
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)
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) {
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return false;
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}
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return true;
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}
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/**
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* Perform SMTP authentication.
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* Must be run after hello().
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* @see hello()
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* @param string $username The user name
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* @param string $password The password
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* @param string $authtype The auth type (PLAIN, LOGIN, NTLM, CRAM-MD5)
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* @param string $realm The auth realm for NTLM
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* @param string $workstation The auth workstation for NTLM
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* @access public
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* @return bool True if successfully authenticated.
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*/
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public function authenticate(
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$username,
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$password,
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$authtype = 'LOGIN',
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$realm = '',
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$workstation = ''
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) {
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if (empty($authtype)) {
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$authtype = 'LOGIN';
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}
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switch ($authtype) {
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case 'PLAIN':
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// Start authentication
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if (!$this->sendCommand('AUTH', 'AUTH PLAIN', 334)) {
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return false;
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}
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// Send encoded username and password
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if (!$this->sendCommand(
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'User & Password',
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base64_encode("\0" . $username . "\0" . $password),
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235
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)
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) {
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return false;
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}
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break;
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case 'LOGIN':
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// Start authentication
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if (!$this->sendCommand('AUTH', 'AUTH LOGIN', 334)) {
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return false;
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}
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if (!$this->sendCommand("Username", base64_encode($username), 334)) {
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return false;
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}
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if (!$this->sendCommand("Password", base64_encode($password), 235)) {
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return false;
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}
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break;
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case 'NTLM':
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/*
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* ntlm_sasl_client.php
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* Bundled with Permission
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*
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* How to telnet in windows:
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* http://technet.microsoft.com/en-us/library/aa995718%28EXCHG.65%29.aspx
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* PROTOCOL Docs http://curl.haxx.se/rfc/ntlm.html#ntlmSmtpAuthentication
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*/
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require_once 'extras/ntlm_sasl_client.php';
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$temp = new stdClass();
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$ntlm_client = new ntlm_sasl_client_class;
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//Check that functions are available
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if (!$ntlm_client->Initialize($temp)) {
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$this->error = array('error' => $temp->error);
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if ($this->do_debug >= 1) {
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$this->edebug(
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'You need to enable some modules in your php.ini file: '
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. $this->error['error']
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);
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}
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return false;
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}
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//msg1
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$msg1 = $ntlm_client->TypeMsg1($realm, $workstation); //msg1
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if (!$this->sendCommand(
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'AUTH NTLM',
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'AUTH NTLM ' . base64_encode($msg1),
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334
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)
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) {
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return false;
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}
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//Though 0 based, there is a white space after the 3 digit number
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//msg2
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$challenge = substr($this->last_reply, 3);
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$challenge = base64_decode($challenge);
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$ntlm_res = $ntlm_client->NTLMResponse(
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substr($challenge, 24, 8),
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$password
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);
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//msg3
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$msg3 = $ntlm_client->TypeMsg3(
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$ntlm_res,
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$username,
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$realm,
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$workstation
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);
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// send encoded username
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return $this->sendCommand('Username', base64_encode($msg3), 235);
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break;
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case 'CRAM-MD5':
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// Start authentication
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if (!$this->sendCommand('AUTH CRAM-MD5', 'AUTH CRAM-MD5', 334)) {
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return false;
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}
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// Get the challenge
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$challenge = base64_decode(substr($this->last_reply, 4));
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// Build the response
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$response = $username . ' ' . $this->hmac($challenge, $password);
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// send encoded credentials
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return $this->sendCommand('Username', base64_encode($response), 235);
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break;
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}
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return true;
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}
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/**
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* Calculate an MD5 HMAC hash.
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* Works like hash_hmac('md5', $data, $key)
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* in case that function is not available
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* @param string $data The data to hash
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* @param string $key The key to hash with
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* @access protected
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* @return string
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*/
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protected function hmac($data, $key)
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{
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if (function_exists('hash_hmac')) {
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return hash_hmac('md5', $data, $key);
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}
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// The following borrowed from
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// http://php.net/manual/en/function.mhash.php#27225
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// RFC 2104 HMAC implementation for php.
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// Creates an md5 HMAC.
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// Eliminates the need to install mhash to compute a HMAC
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// Hacked by Lance Rushing
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$b = 64; // byte length for md5
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if (strlen($key) > $b) {
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$key = pack('H*', md5($key));
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}
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$key = str_pad($key, $b, chr(0x00));
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$ipad = str_pad('', $b, chr(0x36));
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$opad = str_pad('', $b, chr(0x5c));
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$k_ipad = $key ^ $ipad;
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$k_opad = $key ^ $opad;
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return md5($k_opad . pack('H*', md5($k_ipad . $data)));
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}
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/**
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* Check connection state.
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* @access public
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* @return bool True if connected.
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*/
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public function connected()
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{
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if (!empty($this->smtp_conn)) {
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$sock_status = stream_get_meta_data($this->smtp_conn);
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if ($sock_status['eof']) {
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// the socket is valid but we are not connected
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if ($this->do_debug >= 1) {
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$this->edebug(
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'SMTP -> NOTICE: EOF caught while checking if connected'
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);
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}
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$this->close();
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return false;
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}
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return true; // everything looks good
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}
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return false;
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}
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|
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/**
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* Close the socket and clean up the state of the class.
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* Don't use this function without first trying to use QUIT.
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* @see quit()
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* @access public
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* @return void
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*/
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public function close()
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{
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$this->error = null; // so there is no confusion
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$this->helo_rply = null;
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if (!empty($this->smtp_conn)) {
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// close the connection and cleanup
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fclose($this->smtp_conn);
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$this->smtp_conn = 0;
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}
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}
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/**
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* Send an SMTP DATA command.
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* Issues a data command and sends the msg_data to the server,
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* finializing the mail transaction. $msg_data is the message
|
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* that is to be send with the headers. Each header needs to be
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* on a single line followed by a <CRLF> with the message headers
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* and the message body being separated by and additional <CRLF>.
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* Implements rfc 821: DATA <CRLF>
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* @param string $msg_data Message data to send
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* @access public
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* @return bool
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*/
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public function data($msg_data)
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{
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if (!$this->sendCommand('DATA', 'DATA', 354)) {
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return false;
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}
|
|
|
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/* The server is ready to accept data!
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* according to rfc821 we should not send more than 1000
|
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* including the CRLF
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* characters on a single line so we will break the data up
|
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* into lines by \r and/or \n then if needed we will break
|
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* each of those into smaller lines to fit within the limit.
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* in addition we will be looking for lines that start with
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* a period '.' and append and additional period '.' to that
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* line. NOTE: this does not count towards limit.
|
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*/
|
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|
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// Normalize the line breaks before exploding
|
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$msg_data = str_replace("\r\n", "\n", $msg_data);
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$msg_data = str_replace("\r", "\n", $msg_data);
|
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$lines = explode("\n", $msg_data);
|
|
|
|
/* We need to find a good way to determine if headers are
|
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* in the msg_data or if it is a straight msg body
|
|
* currently I am assuming rfc822 definitions of msg headers
|
|
* and if the first field of the first line (':' separated)
|
|
* does not contain a space then it _should_ be a header
|
|
* and we can process all lines before a blank "" line as
|
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* headers.
|
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*/
|
|
|
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$field = substr($lines[0], 0, strpos($lines[0], ':'));
|
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$in_headers = false;
|
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if (!empty($field) && !strstr($field, ' ')) {
|
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$in_headers = true;
|
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}
|
|
|
|
//RFC 2822 section 2.1.1 limit
|
|
$max_line_length = 998;
|
|
|
|
foreach ($lines as $line) {
|
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$lines_out = null;
|
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if ($line == '' && $in_headers) {
|
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$in_headers = false;
|
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}
|
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// ok we need to break this line up into several smaller lines
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while (strlen($line) > $max_line_length) {
|
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$pos = strrpos(substr($line, 0, $max_line_length), ' ');
|
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|
|
// Patch to fix DOS attack
|
|
if (!$pos) {
|
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$pos = $max_line_length - 1;
|
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$lines_out[] = substr($line, 0, $pos);
|
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$line = substr($line, $pos);
|
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} else {
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$lines_out[] = substr($line, 0, $pos);
|
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$line = substr($line, $pos + 1);
|
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}
|
|
|
|
/* If processing headers add a LWSP-char to the front of new line
|
|
* rfc822 on long msg headers
|
|
*/
|
|
if ($in_headers) {
|
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$line = "\t" . $line;
|
|
}
|
|
}
|
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$lines_out[] = $line;
|
|
|
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// send the lines to the server
|
|
while (list(, $line_out) = @each($lines_out)) {
|
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if (strlen($line_out) > 0) {
|
|
if (substr($line_out, 0, 1) == '.') {
|
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$line_out = '.' . $line_out;
|
|
}
|
|
}
|
|
$this->client_send($line_out . self::CRLF);
|
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}
|
|
}
|
|
|
|
// Message data has been sent, complete the command
|
|
return $this->sendCommand('DATA END', '.', 250);
|
|
}
|
|
|
|
/**
|
|
* Send an SMTP HELO or EHLO command.
|
|
* Used to identify the sending server to the receiving server.
|
|
* This makes sure that client and server are in a known state.
|
|
* Implements from RFC 821: HELO <SP> <domain> <CRLF>
|
|
* and RFC 2821 EHLO.
|
|
* @param string $host The host name or IP to connect to
|
|
* @access public
|
|
* @return bool
|
|
*/
|
|
public function hello($host = '')
|
|
{
|
|
// Try extended hello first (RFC 2821)
|
|
if (!$this->sendHello('EHLO', $host)) {
|
|
if (!$this->sendHello('HELO', $host)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Send an SMTP HELO or EHLO command.
|
|
* Low-level implementation used by hello()
|
|
* @see hello()
|
|
* @param string $hello The HELO string
|
|
* @param string $host The hostname to say we are
|
|
* @access protected
|
|
* @return bool
|
|
*/
|
|
protected function sendHello($hello, $host)
|
|
{
|
|
$noerror = $this->sendCommand($hello, $hello . ' ' . $host, 250);
|
|
$this->helo_rply = $this->last_reply;
|
|
return $noerror;
|
|
}
|
|
|
|
/**
|
|
* Send an SMTP MAIL command.
|
|
* Starts a mail transaction from the email address specified in
|
|
* $from. Returns true if successful or false otherwise. If True
|
|
* the mail transaction is started and then one or more recipient
|
|
* commands may be called followed by a data command.
|
|
* Implements rfc 821: MAIL <SP> FROM:<reverse-path> <CRLF>
|
|
* @param string $from Source address of this message
|
|
* @access public
|
|
* @return bool
|
|
*/
|
|
public function mail($from)
|
|
{
|
|
$useVerp = ($this->do_verp ? ' XVERP' : '');
|
|
return $this->sendCommand(
|
|
'MAIL FROM',
|
|
'MAIL FROM:<' . $from . '>' . $useVerp,
|
|
250
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Send an SMTP QUIT command.
|
|
* Closes the socket if there is no error or the $close_on_error argument is true.
|
|
* Implements from rfc 821: QUIT <CRLF>
|
|
* @param bool $close_on_error Should the connection close if an error occurs?
|
|
* @access public
|
|
* @return bool
|
|
*/
|
|
public function quit($close_on_error = true)
|
|
{
|
|
$noerror = $this->sendCommand('QUIT', 'QUIT', 221);
|
|
$e = $this->error; //Save any error
|
|
if ($noerror or $close_on_error) {
|
|
$this->close();
|
|
$this->error = $e; //Restore any error from the quit command
|
|
}
|
|
return $noerror;
|
|
}
|
|
|
|
/**
|
|
* Send an SMTP RCPT command.
|
|
* Sets the TO argument to $to.
|
|
* Returns true if the recipient was accepted false if it was rejected.
|
|
* Implements from rfc 821: RCPT <SP> TO:<forward-path> <CRLF>
|
|
* @param string $to The address the message is being sent to
|
|
* @access public
|
|
* @return bool
|
|
*/
|
|
public function recipient($to)
|
|
{
|
|
return $this->sendCommand(
|
|
'RCPT TO ',
|
|
'RCPT TO:<' . $to . '>',
|
|
array(250, 251)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Send an SMTP RSET command.
|
|
* Abort any transaction that is currently in progress.
|
|
* Implements rfc 821: RSET <CRLF>
|
|
* @access public
|
|
* @return bool True on success.
|
|
*/
|
|
public function reset()
|
|
{
|
|
return $this->sendCommand('RSET', 'RSET', 250);
|
|
}
|
|
|
|
/**
|
|
* Send a command to an SMTP server and check its return code.
|
|
* @param string $command The command name - not sent to the server
|
|
* @param string $commandstring The actual command to send
|
|
* @param int|array $expect One or more expected integer success codes
|
|
* @access protected
|
|
* @return bool True on success.
|
|
*/
|
|
protected function sendCommand($command, $commandstring, $expect)
|
|
{
|
|
if (!$this->connected()) {
|
|
$this->error = array(
|
|
"error" => "Called $command without being connected"
|
|
);
|
|
return false;
|
|
}
|
|
$this->client_send($commandstring . self::CRLF);
|
|
|
|
$reply = $this->get_lines();
|
|
$code = substr($reply, 0, 3);
|
|
|
|
if ($this->do_debug >= 2) {
|
|
$this->edebug('SMTP -> FROM SERVER:' . $reply);
|
|
}
|
|
|
|
if (!in_array($code, (array)$expect)) {
|
|
$this->last_reply = null;
|
|
$this->error = array(
|
|
"error" => "$command command failed",
|
|
"smtp_code" => $code,
|
|
"detail" => substr($reply, 4)
|
|
);
|
|
if ($this->do_debug >= 1) {
|
|
$this->edebug(
|
|
'SMTP -> ERROR: ' . $this->error['error'] . ': ' . $reply
|
|
);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
$this->last_reply = $reply;
|
|
$this->error = null;
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Send an SMTP SAML command.
|
|
* Starts a mail transaction from the email address specified in $from.
|
|
* Returns true if successful or false otherwise. If True
|
|
* the mail transaction is started and then one or more recipient
|
|
* commands may be called followed by a data command. This command
|
|
* will send the message to the users terminal if they are logged
|
|
* in and send them an email.
|
|
* Implements rfc 821: SAML <SP> FROM:<reverse-path> <CRLF>
|
|
* @param string $from The address the message is from
|
|
* @access public
|
|
* @return bool
|
|
*/
|
|
public function sendAndMail($from)
|
|
{
|
|
return $this->sendCommand("SAML", "SAML FROM:$from", 250);
|
|
}
|
|
|
|
/**
|
|
* Send an SMTP VRFY command.
|
|
* @param string $name The name to verify
|
|
* @access public
|
|
* @return bool
|
|
*/
|
|
public function verify($name)
|
|
{
|
|
return $this->sendCommand("VRFY", "VRFY $name", array(250, 251));
|
|
}
|
|
|
|
/**
|
|
* Send an SMTP NOOP command.
|
|
* Used to keep keep-alives alive, doesn't actually do anything
|
|
* @access public
|
|
* @return bool
|
|
*/
|
|
public function noop()
|
|
{
|
|
return $this->sendCommand("NOOP", "NOOP", 250);
|
|
}
|
|
|
|
/**
|
|
* Send an SMTP TURN command.
|
|
* This is an optional command for SMTP that this class does not support.
|
|
* This method is here to make the RFC821 Definition
|
|
* complete for this class and __may__ be implemented in future
|
|
* Implements from rfc 821: TURN <CRLF>
|
|
* @access public
|
|
* @return bool
|
|
*/
|
|
public function turn()
|
|
{
|
|
$this->error = array(
|
|
'error' => 'The SMTP TURN command is not implemented'
|
|
);
|
|
if ($this->do_debug >= 1) {
|
|
$this->edebug('SMTP -> NOTICE: ' . $this->error['error']);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Send raw data to the server.
|
|
* @param string $data The data to send
|
|
* @access public
|
|
* @return int|bool The number of bytes sent to the server or FALSE on error
|
|
*/
|
|
public function client_send($data)
|
|
{
|
|
if ($this->do_debug >= 1) {
|
|
$this->edebug("CLIENT -> SMTP: $data");
|
|
}
|
|
return fwrite($this->smtp_conn, $data);
|
|
}
|
|
|
|
/**
|
|
* Get the latest error.
|
|
* @access public
|
|
* @return array
|
|
*/
|
|
public function getError()
|
|
{
|
|
return $this->error;
|
|
}
|
|
|
|
/**
|
|
* Get the last reply from the server.
|
|
* @access public
|
|
* @return string
|
|
*/
|
|
public function getLastReply()
|
|
{
|
|
return $this->last_reply;
|
|
}
|
|
|
|
/**
|
|
* Read the SMTP server's response.
|
|
* Either before eof or socket timeout occurs on the operation.
|
|
* With SMTP we can tell if we have more lines to read if the
|
|
* 4th character is '-' symbol. If it is a space then we don't
|
|
* need to read anything else.
|
|
* @access protected
|
|
* @return string
|
|
*/
|
|
protected function get_lines()
|
|
{
|
|
$data = '';
|
|
$endtime = 0;
|
|
// If the connection is bad, give up now
|
|
if (!is_resource($this->smtp_conn)) {
|
|
return $data;
|
|
}
|
|
stream_set_timeout($this->smtp_conn, $this->Timeout);
|
|
if ($this->Timelimit > 0) {
|
|
$endtime = time() + $this->Timelimit;
|
|
}
|
|
while (is_resource($this->smtp_conn) && !feof($this->smtp_conn)) {
|
|
$str = @fgets($this->smtp_conn, 515);
|
|
if ($this->do_debug >= 4) {
|
|
$this->edebug("SMTP -> get_lines(): \$data was \"$data\"");
|
|
$this->edebug("SMTP -> get_lines(): \$str is \"$str\"");
|
|
}
|
|
$data .= $str;
|
|
if ($this->do_debug >= 4) {
|
|
$this->edebug("SMTP -> get_lines(): \$data is \"$data\"");
|
|
}
|
|
// if 4th character is a space, we are done reading, break the loop
|
|
if (substr($str, 3, 1) == ' ') {
|
|
break;
|
|
}
|
|
// Timed-out? Log and break
|
|
$info = stream_get_meta_data($this->smtp_conn);
|
|
if ($info['timed_out']) {
|
|
if ($this->do_debug >= 4) {
|
|
$this->edebug(
|
|
'SMTP -> get_lines(): timed-out (' . $this->Timeout . ' sec)'
|
|
);
|
|
}
|
|
break;
|
|
}
|
|
// Now check if reads took too long
|
|
if ($endtime) {
|
|
if (time() > $endtime) {
|
|
if ($this->do_debug >= 4) {
|
|
$this->edebug(
|
|
'SMTP -> get_lines(): timelimit reached ('
|
|
. $this->Timelimit . ' sec)'
|
|
);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* Enable or disable VERP address generation.
|
|
* @param bool $enabled
|
|
*/
|
|
public function setVerp($enabled = false)
|
|
{
|
|
$this->do_verp = $enabled;
|
|
}
|
|
|
|
/**
|
|
* Get VERP address generation mode.
|
|
* @return bool
|
|
*/
|
|
public function getVerp()
|
|
{
|
|
return $this->do_verp;
|
|
}
|
|
|
|
/**
|
|
* Set debug output method.
|
|
* @param string $method The function/method to use for debugging output.
|
|
*/
|
|
public function setDebugOutput($method = 'echo')
|
|
{
|
|
$this->Debugoutput = $method;
|
|
}
|
|
|
|
/**
|
|
* Get debug output method.
|
|
* @return string
|
|
*/
|
|
public function getDebugOutput()
|
|
{
|
|
return $this->Debugoutput;
|
|
}
|
|
|
|
/**
|
|
* Set debug output level.
|
|
* @param int $level
|
|
*/
|
|
public function setDebugLevel($level = 0)
|
|
{
|
|
$this->do_debug = $level;
|
|
}
|
|
|
|
/**
|
|
* Get debug output level.
|
|
* @return int
|
|
*/
|
|
public function getDebugLevel()
|
|
{
|
|
return $this->do_debug;
|
|
}
|
|
|
|
/**
|
|
* Set SMTP timeout.
|
|
* @param int $timeout
|
|
*/
|
|
public function setTimeout($timeout = 0)
|
|
{
|
|
$this->Timeout = $timeout;
|
|
}
|
|
|
|
/**
|
|
* Get SMTP timeout.
|
|
* @return int
|
|
*/
|
|
public function getTimeout()
|
|
{
|
|
return $this->Timeout;
|
|
}
|
|
}
|