--- a/busui/owa/includes/PHPMailer_v2.0.3/class.phpmailer.php +++ b/busui/owa/includes/PHPMailer_v2.0.3/class.phpmailer.php @@ -1,1 +1,1909 @@ - +<?php +/*~ class.phpmailer.php +.---------------------------------------------------------------------------. +| Software: PHPMailer - PHP email class | +| Version: 2.0.3 | +| Contact: via sourceforge.net support pages (also www.codeworxtech.com) | +| Info: http://phpmailer.sourceforge.net | +| Support: http://sourceforge.net/projects/phpmailer/ | +| ------------------------------------------------------------------------- | +| Author: Andy Prevost (project admininistrator) | +| Author: Brent R. Matzelle (original founder) | +| Copyright (c) 2004-2007, Andy Prevost. All Rights Reserved. | +| Copyright (c) 2001-2003, Brent R. Matzelle | +| ------------------------------------------------------------------------- | +| License: Distributed under the Lesser General Public License (LGPL) | +| http://www.gnu.org/copyleft/lesser.html | +| This program is distributed in the hope that it will be useful - WITHOUT | +| ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | +| FITNESS FOR A PARTICULAR PURPOSE. | +| ------------------------------------------------------------------------- | +| We offer a number of paid services (www.codeworxtech.com): | +| - Web Hosting on highly optimized fast and secure servers | +| - Technology Consulting | +| - Oursourcing (highly qualified programmers and graphic designers) | +'---------------------------------------------------------------------------' + +/** + * PHPMailer - PHP email transport class + * @package PHPMailer + * @author Andy Prevost + * @copyright 2004 - 2008 Andy Prevost + */ + +class PHPMailer { + + ///////////////////////////////////////////////// + // PROPERTIES, PUBLIC + ///////////////////////////////////////////////// + + /** + * Email priority (1 = High, 3 = Normal, 5 = low). + * @var int + */ + var $Priority = 3; + + /** + * Sets the CharSet of the message. + * @var string + */ + var $CharSet = 'iso-8859-1'; + + /** + * Sets the Content-type of the message. + * @var string + */ + var $ContentType = 'text/plain'; + + /** + * Sets the Encoding of the message. Options for this are "8bit", + * "7bit", "binary", "base64", and "quoted-printable". + * @var string + */ + var $Encoding = '8bit'; + + /** + * Holds the most recent mailer error message. + * @var string + */ + var $ErrorInfo = ''; + + /** + * Sets the From email address for the message. + * @var string + */ + var $From = 'root@localhost'; + + /** + * Sets the From name of the message. + * @var string + */ + var $FromName = 'Root User'; + + /** + * Sets the Sender email (Return-Path) of the message. If not empty, + * will be sent via -f to sendmail or as 'MAIL FROM' in smtp mode. + * @var string + */ + var $Sender = ''; + + /** + * Sets the Subject of the message. + * @var string + */ + var $Subject = ''; + + /** + * Sets the Body of the message. This can be either an HTML or text body. + * If HTML then run IsHTML(true). + * @var string + */ + var $Body = ''; + + /** + * Sets the text-only body of the message. This automatically sets the + * email to multipart/alternative. This body can be read by mail + * clients that do not have HTML email capability such as mutt. Clients + * that can read HTML will view the normal Body. + * @var string + */ + var $AltBody = ''; + + /** + * Sets word wrapping on the body of the message to a given number of + * characters. + * @var int + */ + var $WordWrap = 0; + + /** + * Method to send mail: ("mail", "sendmail", or "smtp"). + * @var string + */ + var $Mailer = 'mail'; + + /** + * Sets the path of the sendmail program. + * @var string + */ + var $Sendmail = '/usr/sbin/sendmail'; + + /** + * Path to PHPMailer plugins. This is now only useful if the SMTP class + * is in a different directory than the PHP include path. + * @var string + */ + var $PluginDir = ''; + + /** + * Holds PHPMailer version. + * @var string + */ + var $Version = "2.0.3"; + + /** + * Sets the email address that a reading confirmation will be sent. + * @var string + */ + var $ConfirmReadingTo = ''; + + /** + * Sets the hostname to use in Message-Id and Received headers + * and as default HELO string. If empty, the value returned + * by SERVER_NAME is used or 'localhost.localdomain'. + * @var string + */ + var $Hostname = ''; + + /** + * Sets the message ID to be used in the Message-Id header. + * If empty, a unique id will be generated. + * @var string + */ + var $MessageID = ''; + + ///////////////////////////////////////////////// + // PROPERTIES FOR SMTP + ///////////////////////////////////////////////// + + /** + * Sets the SMTP hosts. All hosts must be separated by a + * semicolon. You can also specify a different port + * for each host by using this format: [hostname:port] + * (e.g. "smtp1.example.com:25;smtp2.example.com"). + * Hosts will be tried in order. + * @var string + */ + var $Host = 'localhost'; + + /** + * Sets the default SMTP server port. + * @var int + */ + var $Port = 25; + + /** + * Sets the SMTP HELO of the message (Default is $Hostname). + * @var string + */ + var $Helo = ''; + + /** + * Sets connection prefix. + * Options are "", "ssl" or "tls" + * @var string + */ + var $SMTPSecure = ""; + + /** + * Sets SMTP authentication. Utilizes the Username and Password variables. + * @var bool + */ + var $SMTPAuth = false; + + /** + * Sets SMTP username. + * @var string + */ + var $Username = ''; + + /** + * Sets SMTP password. + * @var string + */ + var $Password = ''; + + /** + * Sets the SMTP server timeout in seconds. This function will not + * work with the win32 version. + * @var int + */ + var $Timeout = 10; + + /** + * Sets SMTP class debugging on or off. + * @var bool + */ + var $SMTPDebug = false; + + /** + * Prevents the SMTP connection from being closed after each mail + * sending. If this is set to true then to close the connection + * requires an explicit call to SmtpClose(). + * @var bool + */ + var $SMTPKeepAlive = false; + + /** + * Provides the ability to have the TO field process individual + * emails, instead of sending to entire TO addresses + * @var bool + */ + var $SingleTo = false; + + ///////////////////////////////////////////////// + // PROPERTIES, PRIVATE + ///////////////////////////////////////////////// + + var $smtp = NULL; + var $to = array(); + var $cc = array(); + var $bcc = array(); + var $ReplyTo = array(); + var $attachment = array(); + var $CustomHeader = array(); + var $message_type = ''; + var $boundary = array(); + var $language = array(); + var $error_count = 0; + var $LE = "\r\n"; + var $sign_cert_file = ""; + var $sign_key_file = ""; + var $sign_key_pass = ""; + + ///////////////////////////////////////////////// + // METHODS, VARIABLES + ///////////////////////////////////////////////// + + /** + * Sets message type to HTML. + * @param bool $bool + * @return void + */ + function IsHTML($bool) { + if($bool == true) { + $this->ContentType = 'text/html'; + } else { + $this->ContentType = 'text/plain'; + } + } + + /** + * Sets Mailer to send message using SMTP. + * @return void + */ + function IsSMTP() { + $this->Mailer = 'smtp'; + } + + /** + * Sets Mailer to send message using PHP mail() function. + * @return void + */ + function IsMail() { + $this->Mailer = 'mail'; + } + + /** + * Sets Mailer to send message using the $Sendmail program. + * @return void + */ + function IsSendmail() { + $this->Mailer = 'sendmail'; + } + + /** + * Sets Mailer to send message using the qmail MTA. + * @return void + */ + function IsQmail() { + $this->Sendmail = '/var/qmail/bin/sendmail'; + $this->Mailer = 'sendmail'; + } + + ///////////////////////////////////////////////// + // METHODS, RECIPIENTS + ///////////////////////////////////////////////// + + /** + * Adds a "To" address. + * @param string $address + * @param string $name + * @return void + */ + function AddAddress($address, $name = '') { + $cur = count($this->to); + $this->to[$cur][0] = trim($address); + $this->to[$cur][1] = $name; + } + + /** + * Adds a "Cc" address. Note: this function works + * with the SMTP mailer on win32, not with the "mail" + * mailer. + * @param string $address + * @param string $name + * @return void + */ + function AddCC($address, $name = '') { + $cur = count($this->cc); + $this->cc[$cur][0] = trim($address); + $this->cc[$cur][1] = $name; + } + + /** + * Adds a "Bcc" address. Note: this function works + * with the SMTP mailer on win32, not with the "mail" + * mailer. + * @param string $address + * @param string $name + * @return void + */ + function AddBCC($address, $name = '') { + $cur = count($this->bcc); + $this->bcc[$cur][0] = trim($address); + $this->bcc[$cur][1] = $name; + } + + /** + * Adds a "Reply-To" address. + * @param string $address + * @param string $name + * @return void + */ + function AddReplyTo($address, $name = '') { + $cur = count($this->ReplyTo); + $this->ReplyTo[$cur][0] = trim($address); + $this->ReplyTo[$cur][1] = $name; + } + + ///////////////////////////////////////////////// + // METHODS, MAIL SENDING + ///////////////////////////////////////////////// + + /** + * Creates message and assigns Mailer. If the message is + * not sent successfully then it returns false. Use the ErrorInfo + * variable to view description of the error. + * @return bool + */ + function Send() { + $header = ''; + $body = ''; + $result = true; + + if((count($this->to) + count($this->cc) + count($this->bcc)) < 1) { + $this->SetError($this->Lang('provide_address')); + return false; + } + + /* Set whether the message is multipart/alternative */ + if(!empty($this->AltBody)) { + $this->ContentType = 'multipart/alternative'; + } + + $this->error_count = 0; // reset errors + $this->SetMessageType(); + $header .= $this->CreateHeader(); + $body = $this->CreateBody(); + + if($body == '') { + return false; + } + + /* Choose the mailer */ + switch($this->Mailer) { + case 'sendmail': + $result = $this->SendmailSend($header, $body); + break; + case 'smtp': + $result = $this->SmtpSend($header, $body); + break; + case 'mail': + $result = $this->MailSend($header, $body); + break; + default: + $result = $this->MailSend($header, $body); + break; + //$this->SetError($this->Mailer . $this->Lang('mailer_not_supported')); + //$result = false; + //break; + } + + return $result; + } + + /** + * Sends mail using the $Sendmail program. + * @access private + * @return bool + */ + function SendmailSend($header, $body) { + if ($this->Sender != '') { + $sendmail = sprintf("%s -oi -f %s -t", escapeshellcmd($this->Sendmail), escapeshellarg($this->Sender)); + } else { + $sendmail = sprintf("%s -oi -t", escapeshellcmd($this->Sendmail)); + } + + if(!@$mail = popen($sendmail, 'w')) { + $this->SetError($this->Lang('execute') . $this->Sendmail); + return false; + } + + fputs($mail, $header); + fputs($mail, $body); + + $result = pclose($mail); + if (version_compare(phpversion(), '4.2.3') == -1) { + $result = $result >> 8 & 0xFF; + } + if($result != 0) { + $this->SetError($this->Lang('execute') . $this->Sendmail); + return false; + } + return true; + } + + /** + * Sends mail using the PHP mail() function. + * @access private + * @return bool + */ + function MailSend($header, $body) { + + $to = ''; + for($i = 0; $i < count($this->to); $i++) { + if($i != 0) { $to .= ', '; } + $to .= $this->AddrFormat($this->to[$i]); + } + + $toArr = split(',', $to); + + $params = sprintf("-oi -f %s", $this->Sender); + if ($this->Sender != '' && strlen(ini_get('safe_mode')) < 1) { + $old_from = ini_get('sendmail_from'); + ini_set('sendmail_from', $this->Sender); + if ($this->SingleTo === true && count($toArr) > 1) { + foreach ($toArr as $key => $val) { + $rt = @mail($val, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params); + } + } else { + $rt = @mail($to, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params); + } + } else { + if ($this->SingleTo === true && count($toArr) > 1) { + foreach ($toArr as $key => $val) { + $rt = @mail($val, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params); + } + } else { + $rt = @mail($to, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header); + } + } + + if (isset($old_from)) { + ini_set('sendmail_from', $old_from); + } + + if(!$rt) { + $this->SetError($this->Lang('instantiate')); + return false; + } + + return true; + } + + /** + * Sends mail via SMTP using PhpSMTP (Author: + * Chris Ryan). Returns bool. Returns false if there is a + * bad MAIL FROM, RCPT, or DATA input. + * @access private + * @return bool + */ + function SmtpSend($header, $body) { + include_once($this->PluginDir . 'class.smtp.php'); + $error = ''; + $bad_rcpt = array(); + + if(!$this->SmtpConnect()) { + return false; + } + + $smtp_from = ($this->Sender == '') ? $this->From : $this->Sender; + if(!$this->smtp->Mail($smtp_from)) { + $error = $this->Lang('from_failed') . $smtp_from; + $this->SetError($error); + $this->smtp->Reset(); + return false; + } + + /* Attempt to send attach all recipients */ + for($i = 0; $i < count($this->to); $i++) { + if(!$this->smtp->Recipient($this->to[$i][0])) { + $bad_rcpt[] = $this->to[$i][0]; + } + } + for($i = 0; $i < count($this->cc); $i++) { + if(!$this->smtp->Recipient($this->cc[$i][0])) { + $bad_rcpt[] = $this->cc[$i][0]; + } + } + for($i = 0; $i < count($this->bcc); $i++) { + if(!$this->smtp->Recipient($this->bcc[$i][0])) { + $bad_rcpt[] = $this->bcc[$i][0]; + } + } + + if(count($bad_rcpt) > 0) { // Create error message + for($i = 0; $i < count($bad_rcpt); $i++) { + if($i != 0) { + $error .= ', '; + } + $error .= $bad_rcpt[$i]; + } + $error = $this->Lang('recipients_failed') . $error; + $this->SetError($error); + $this->smtp->Reset(); + return false; + } + + if(!$this->smtp->Data($header . $body)) { + $this->SetError($this->Lang('data_not_accepted')); + $this->smtp->Reset(); + return false; + } + if($this->SMTPKeepAlive == true) { + $this->smtp->Reset(); + } else { + $this->SmtpClose(); + } + + return true; + } + + /** + * Initiates a connection to an SMTP server. Returns false if the + * operation failed. + * @access private + * @return bool + */ + function SmtpConnect() { + if($this->smtp == NULL) { + $this->smtp = new SMTP(); + } + + $this->smtp->do_debug = $this->SMTPDebug; + $hosts = explode(';', $this->Host); + $index = 0; + $connection = ($this->smtp->Connected()); + + /* Retry while there is no connection */ + while($index < count($hosts) && $connection == false) { + $hostinfo = array(); + if(eregi('^(.+):([0-9]+)$', $hosts[$index], $hostinfo)) { + $host = $hostinfo[1]; + $port = $hostinfo[2]; + } else { + $host = $hosts[$index]; + $port = $this->Port; + } + + if($this->smtp->Connect(((!empty($this->SMTPSecure))?$this->SMTPSecure.'://':'').$host, $port, $this->Timeout)) { + if ($this->Helo != '') { + $this->smtp->Hello($this->Helo); + } else { + $this->smtp->Hello($this->ServerHostname()); + } + + $connection = true; + if($this->SMTPAuth) { + if(!$this->smtp->Authenticate($this->Username, $this->Password)) { + $this->SetError($this->Lang('authenticate')); + $this->smtp->Reset(); + $connection = false; + } + } + } + $index++; + } + if(!$connection) { + $this->SetError($this->Lang('connect_host')); + } + + return $connection; + } + + /** + * Closes the active SMTP session if one exists. + * @return void + */ + function SmtpClose() { + if($this->smtp != NULL) { + if($this->smtp->Connected()) { + $this->smtp->Quit(); + $this->smtp->Close(); + } + } + } + + /** + * Sets the language for all class error messages. Returns false + * if it cannot load the language file. The default language type + * is English. + * @param string $lang_type Type of language (e.g. Portuguese: "br") + * @param string $lang_path Path to the language file directory + * @access public + * @return bool + */ + function SetLanguage($lang_type, $lang_path = 'language/') { + if(file_exists($lang_path.'phpmailer.lang-'.$lang_type.'.php')) { + include($lang_path.'phpmailer.lang-'.$lang_type.'.php'); + } elseif (file_exists($lang_path.'phpmailer.lang-en.php')) { + include($lang_path.'phpmailer.lang-en.php'); + } else { + $PHPMAILER_LANG = array(); + $PHPMAILER_LANG["provide_address"] = 'You must provide at least one ' . + $PHPMAILER_LANG["mailer_not_supported"] = ' mailer is not supported.'; + $PHPMAILER_LANG["execute"] = 'Could not execute: '; + $PHPMAILER_LANG["instantiate"] = 'Could not instantiate mail function.'; + $PHPMAILER_LANG["authenticate"] = 'SMTP Error: Could not authenticate.'; + $PHPMAILER_LANG["from_failed"] = 'The following From address failed: '; + $PHPMAILER_LANG["recipients_failed"] = 'SMTP Error: The following ' . + $PHPMAILER_LANG["data_not_accepted"] = 'SMTP Error: Data not accepted.'; + $PHPMAILER_LANG["connect_host"] = 'SMTP Error: Could not connect to SMTP host.'; + $PHPMAILER_LANG["file_access"] = 'Could not access file: '; + $PHPMAILER_LANG["file_open"] = 'File Error: Could not open file: '; + $PHPMAILER_LANG["encoding"] = 'Unknown encoding: '; + $PHPMAILER_LANG["signing"] = 'Signing Error: '; + } + $this->language = $PHPMAILER_LANG; + + return true; + } + + ///////////////////////////////////////////////// + // METHODS, MESSAGE CREATION + ///////////////////////////////////////////////// + + /** + * Creates recipient headers. + * @access private + * @return string + */ + function AddrAppend($type, $addr) { + $addr_str = $type . ': '; + $addr_str .= $this->AddrFormat($addr[0]); + if(count($addr) > 1) { + for($i = 1; $i < count($addr); $i++) { + $addr_str .= ', ' . $this->AddrFormat($addr[$i]); + } + } + $addr_str .= $this->LE; + + return $addr_str; + } + + /** + * Formats an address correctly. + * @access private + * @return string + */ + function AddrFormat($addr) { + if(empty($addr[1])) { + $formatted = $this->SecureHeader($addr[0]); + } else { + $formatted = $this->EncodeHeader($this->SecureHeader($addr[1]), 'phrase') . " <" . $this->SecureHeader($addr[0]) . ">"; + } + + return $formatted; + } + + /** + * Wraps message for use with mailers that do not + * automatically perform wrapping and for quoted-printable. + * Original written by philippe. + * @access private + * @return string + */ + function WrapText($message, $length, $qp_mode = false) { + $soft_break = ($qp_mode) ? sprintf(" =%s", $this->LE) : $this->LE; + // If utf-8 encoding is used, we will need to make sure we don't + // split multibyte characters when we wrap + $is_utf8 = (strtolower($this->CharSet) == "utf-8"); + + $message = $this->FixEOL($message); + if (substr($message, -1) == $this->LE) { + $message = substr($message, 0, -1); + } + + $line = explode($this->LE, $message); + $message = ''; + for ($i=0 ;$i < count($line); $i++) { + $line_part = explode(' ', $line[$i]); + $buf = ''; + for ($e = 0; $e<count($line_part); $e++) { + $word = $line_part[$e]; + if ($qp_mode and (strlen($word) > $length)) { + $space_left = $length - strlen($buf) - 1; + if ($e != 0) { + if ($space_left > 20) { + $len = $space_left; + if ($is_utf8) { + $len = $this->UTF8CharBoundary($word, $len); + } elseif (substr($word, $len - 1, 1) == "=") { + $len--; + } elseif (substr($word, $len - 2, 1) == "=") { + $len -= 2; + } + $part = substr($word, 0, $len); + $word = substr($word, $len); + $buf .= ' ' . $part; + $message .= $buf . sprintf("=%s", $this->LE); + } else { + $message .= $buf . $soft_break; + } + $buf = ''; + } + while (strlen($word) > 0) { + $len = $length; + if ($is_utf8) { + $len = $this->UTF8CharBoundary($word, $len); + } elseif (substr($word, $len - 1, 1) == "=") { + $len--; + } elseif (substr($word, $len - 2, 1) == "=") { + $len -= 2; + } + $part = substr($word, 0, $len); + $word = substr($word, $len); + + if (strlen($word) > 0) { + $message .= $part . sprintf("=%s", $this->LE); + } else { + $buf = $part; + } + } + } else { + $buf_o = $buf; + $buf .= ($e == 0) ? $word : (' ' . $word); + + if (strlen($buf) > $length and $buf_o != '') { + $message .= $buf_o . $soft_break; + $buf = $word; + } + } + } + $message .= $buf . $this->LE; + } + + return $message; + } + + /** + * Finds last character boundary prior to maxLength in a utf-8 + * quoted (printable) encoded string. + * Original written by Colin Brown. + * @access private + * @param string $encodedText utf-8 QP text + * @param int $maxLength find last character boundary prior to this length + * @return int + */ + function UTF8CharBoundary($encodedText, $maxLength) { + $foundSplitPos = false; + $lookBack = 3; + while (!$foundSplitPos) { + $lastChunk = substr($encodedText, $maxLength - $lookBack, $lookBack); + $encodedCharPos = strpos($lastChunk, "="); + if ($encodedCharPos !== false) { + // Found start of encoded character byte within $lookBack block. + // Check the encoded byte value (the 2 chars after the '=') + $hex = substr($encodedText, $maxLength - $lookBack + $encodedCharPos + 1, 2); + $dec = hexdec($hex); + if ($dec < 128) { // Single byte character. + // If the encoded char was found at pos 0, it will fit + // otherwise reduce maxLength to start of the encoded char + $maxLength = ($encodedCharPos == 0) ? $maxLength : + $maxLength - ($lookBack - $encodedCharPos); + $foundSplitPos = true; + } elseif ($dec >= 192) { // First byte of a multi byte character + // Reduce maxLength to split at start of character + $maxLength = $maxLength - ($lookBack - $encodedCharPos); + $foundSplitPos = true; + } elseif ($dec < 192) { // Middle byte of a multi byte character, look further back + $lookBack += 3; + } + } else { + // No encoded character found + $foundSplitPos = true; + } + } + return $maxLength; + } + + /** + * Set the body wrapping. + * @access private + * @return void + */ + function SetWordWrap() { + if($this->WordWrap < 1) { + return; + } + + switch($this->message_type) { + case 'alt': + /* fall through */ + case 'alt_attachments': + $this->AltBody = $this->WrapText($this->AltBody, $this->WordWrap); + break; + default: + $this->Body = $this->WrapText($this->Body, $this->WordWrap); + break; + } + } + + /** + * Assembles message header. + * @access private + * @return string + */ + function CreateHeader() { + $result = ''; + + /* Set the boundaries */ + $uniq_id = md5(uniqid(time())); + $this->boundary[1] = 'b1_' . $uniq_id; + $this->boundary[2] = 'b2_' . $uniq_id; + + $result .= $this->HeaderLine('Date', $this->RFCDate()); + if($this->Sender == '') { + $result .= $this->HeaderLine('Return-Path', trim($this->From)); + } else { + $result .= $this->HeaderLine('Return-Path', trim($this->Sender)); + } + + /* To be created automatically by mail() */ + if($this->Mailer != 'mail') { + if(count($this->to) > 0) { + $result .= $this->AddrAppend('To', $this->to); + } elseif (count($this->cc) == 0) { + $result .= $this->HeaderLine('To', 'undisclosed-recipients:;'); + } + } + + $from = array(); + $from[0][0] = trim($this->From); + $from[0][1] = $this->FromName; + $result .= $this->AddrAppend('From', $from); + + /* sendmail and mail() extract Cc from the header before sending */ + if((($this->Mailer == 'sendmail') || ($this->Mailer == 'mail')) && (count($this->cc) > 0)) { + $result .= $this->AddrAppend('Cc', $this->cc); + } + + /* sendmail and mail() extract Bcc from the header before sending */ + if((($this->Mailer == 'sendmail') || ($this->Mailer == 'mail')) && (count($this->bcc) > 0)) { + $result .= $this->AddrAppend('Bcc', $this->bcc); + } + + if(count($this->ReplyTo) > 0) { + $result .= $this->AddrAppend('Reply-To', $this->ReplyTo); + } + + /* mail() sets the subject itself */ + if($this->Mailer != 'mail') { + $result .= $this->HeaderLine('Subject', $this->EncodeHeader($this->SecureHeader($this->Subject))); + } + + if($this->MessageID != '') { + $result .= $this->HeaderLine('Message-ID',$this->MessageID); + } else { + $result .= sprintf("Message-ID: <%s@%s>%s", $uniq_id, $this->ServerHostname(), $this->LE); + } + $result .= $this->HeaderLine('X-Priority', $this->Priority); + $result .= $this->HeaderLine('X-Mailer', 'PHPMailer (phpmailer.sourceforge.net) [version ' . $this->Version . ']'); + + if($this->ConfirmReadingTo != '') { + $result .= $this->HeaderLine('Disposition-Notification-To', '<' . trim($this->ConfirmReadingTo) . '>'); + } + + // Ad