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email_send.php
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Sat, Feb 1, 8:59 AM

email_send.php
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<?php
/**
* @version $Id: email_send.php 12734 2009-10-20 19:28:11Z alex $
* @package In-Portal
* @copyright Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
* @license GNU/GPL
* In-Portal is Open Source software.
* This means that this software may have been modified pursuant
* the GNU General Public License, and as distributed it includes
* or is derivative of works licensed under the GNU General Public License
* or other free or open source software licenses.
* See http://www.in-portal.org/license for copyright notices and details.
*/
defined('FULL_PATH') or die('restricted access!');
/**
* Class used to compose email message (using MIME standarts) and send it via mail function or via SMTP server
*
*/
class kEmailSendingHelper extends kHelper {
/**
* headers of main header part
*
* @var Array
*/
var $headers = Array ();
/**
* Tells if all message parts were combined together
*
* @var int
*/
var $bodyPartNumber = false;
/**
* Composed message parts
*
* @var Array
*/
var $parts = Array();
/**
* Lines separator by MIME standart
*
* @var string
*/
var $line_break = "\n";
/**
* Charset used for message composing
*
* @var string
*/
var $charset = 'utf-8';
/**
* Name of mailer program (X-Mailer header)
*
* @var string
*/
var $mailerName = '';
/**
* Options used for message content-type & structure guessing
*
* @var Array
*/
var $guessOptions = Array ();
/**
* Send messages using selected method
*
* @var string
*/
var $sendMethod = 'Mail';
/**
* Parameters used to initiate SMTP server connection
*
* @var Array
*/
var $smtpParams = Array ();
/**
* List of supported authentication methods, in preferential order.
* @var array
* @access public
*/
var $smtpAuthMethods = Array('CRAM-MD5', 'LOGIN', 'PLAIN');
/**
* The socket resource being used to connect to the SMTP server.
* @var kSocket
* @access private
*/
var $smtpSocket = null;
/**
* The most recent server response code.
* @var int
* @access private
*/
var $smtpResponceCode = -1;
/**
* The most recent server response arguments.
* @var array
* @access private
*/
var $smtpRespoceArguments = Array();
/**
* Stores detected features of the SMTP server.
* @var array
* @access private
*/
var $smtpFeatures = Array();
function kEmailSendingHelper()
{
parent::kHelper();
// set default guess options
$this->guessOptions = Array (
'attachments' => Array (),
'inline_attachments' => Array (),
'text_part' => false,
'html_part' => false,
);
// read SMTP server connection params from config
$smtp_mapping = Array ('server' => 'Smtp_Server', 'port' => 'Smtp_Port');
if ($this->Application->ConfigValue('Smtp_Authenticate')) {
$smtp_mapping['username'] = 'Smtp_User';
$smtp_mapping['password'] = 'Smtp_Pass';
}
foreach ($smtp_mapping as $smtp_name => $config_name) {
$this->smtpParams[$smtp_name] = $this->Application->ConfigValue($config_name);
}
$this->smtpParams['use_auth'] = isset($this->smtpParams['username']) ? true : false;
$this->smtpParams['localhost'] = 'localhost'; // The value to give when sending EHLO or HELO.
$this->sendMethod = $this->smtpParams['server'] && $this->smtpParams['port'] ? 'SMTP' : 'Mail';
if ($this->sendMethod == 'SMTP') {
// create connection object if we will use SMTP
$this->smtpSocket =& $this->Application->makeClass('Socket');
}
$this->SetCharset(null, true);
}
/**
* Returns new message id header by sender's email address
*
* @param string $email_address email address
* @return string
*/
function GenerateMessageID($email_address)
{
list ($micros, $seconds) = explode(' ', microtime());
list ($user, $domain) = explode('@', $email_address, 2);
$message_id = strftime('%Y%m%d%H%M%S', $seconds).substr($micros, 1, 5).'.'.preg_replace('/[^A-Za-z]+/', '-', $user).'@'.$domain;
$this->SetHeader('Message-ID', '<'.$message_id.'>');
}
/**
* Returns extension of given filename
*
* @param string $filename
* @return string
*/
function GetFilenameExtension($filename)
{
$last_dot = mb_strrpos($filename, '.');
return $last_dot !== false ? mb_substr($filename, $last_dot + 1) : '';
}
/**
* Creates boundary for part by number (only if it's missing)
*
* @param int $part_number
*
*/
function CreatePartBoundary($part_number)
{
$part =& $this->parts[$part_number];
if (!isset($part['BOUNDARY'])) {
$part['BOUNDARY'] = md5(uniqid($part_number.time()));
}
}
/**
* Returns ready to use headers associative array of any message part by it's number
*
* @param int $part_number
* @return Array
*/
function GetPartHeaders($part_number)
{
$part =& $this->parts[$part_number];
if (!isset($part['Content-Type'])) {
return $this->SetError('MISSING_CONTENT_TYPE');
}
$full_type = strtolower($part['Content-Type']);
list ($type, $sub_type) = explode('/', $full_type);
$headers['Content-Type'] = $full_type;
switch ($type) {
case 'text':
case 'image':
case 'audio':
case 'video':
case 'application':
case 'message':
// 1. update content-type header
if (isset($part['CHARSET'])) {
$headers['Content-Type'] .= '; charset='.$part['CHARSET'];
}
if (isset($part['NAME'])) {
$headers['Content-Type'] .= '; name="'.$part['NAME'].'"';
}
// 2. set content-transfer-encoding header
if (isset($part['Content-Transfer-Encoding'])) {
$headers['Content-Transfer-Encoding'] = $part['Content-Transfer-Encoding'];
}
// 3. set content-disposition header
if (isset($part['DISPOSITION']) && $part['DISPOSITION']) {
$headers['Content-Disposition'] = $part['DISPOSITION'];
if (isset($part['NAME'])) {
$headers['Content-Disposition'] .= '; filename="'.$part['NAME'].'"';
}
}
break;
case 'multipart':
switch ($sub_type) {
case 'alternative':
case 'related':
case 'mixed':
case 'parallel':
$this->CreatePartBoundary($part_number);
$headers['Content-Type'] .= '; boundary="'.$part['BOUNDARY'].'"';
break;
default:
return $this->SetError('INVALID_MULTIPART_SUBTYPE', Array($sub_type));
}
break;
default:
return $this->SetError('INVALID_CONTENT_TYPE', Array($full_type));
}
// set content-id if any
if (isset($part['Content-ID'])) {
$headers['Content-ID'] = '<'.$part['Content-ID'].'>';
}
return $headers;
}
function GetPartBody($part_number)
{
$part =& $this->parts[$part_number];
if (!isset($part['Content-Type'])) {
return $this->SetError('MISSING_CONTENT_TYPE');
}
$full_type = strtolower($part['Content-Type']);
list ($type, $sub_type) = explode('/', $full_type);
$body = '';
switch ($type) {
// compose text/binary content
case 'text':
case 'image':
case 'audio':
case 'video':
case 'application':
case 'message':
// 1. get content of part
if (isset($part['FILENAME'])) {
// content provided via absolute path to content containing file
$filename = $part['FILENAME'];
$file_size = filesize($filename);
$body = file_get_contents($filename);
if ($body === false) {
return $this->SetError('FILE_PART_OPEN_ERROR', Array($filename));
}
$actual_size = strlen($body);
if (($file_size === false || $actual_size > $file_size) && get_magic_quotes_runtime()) {
$body = stripslashes($body);
}
if ($file_size !== false && $actual_size != $file_size) {
return $this->SetError('FILE_PART_DATA_ERROR', Array($filename));
}
}
else {
// content provided directly as one of part keys
if (!isset($part['DATA'])) {
return $this->SetError('FILE_PART_DATA_MISSING');
}
$body =& $part['DATA'];
}
// 2. get part transfer encoding
$encoding = isset($part['Content-Transfer-Encoding']) ? strtolower($part['Content-Transfer-Encoding']) : '';
if (!in_array($encoding, Array ('', 'base64', 'quoted-printable', '7bit'))) {
return $this->SetError('INVALID_ENCODING', Array($encoding));
}
if ($encoding == 'base64') {
// split base64 encoded text by 76 symbols at line (MIME requirement)
$body = chunk_split( base64_encode($body) );
}
break;
case 'multipart':
// compose multipart message
switch ($sub_type) {
case 'alternative':
case 'related':
case 'mixed':
case 'parallel':
$this->CreatePartBoundary($part_number);
$boundary = $this->line_break.'--'.$part['BOUNDARY'];
foreach ($part['PARTS'] as $multipart_number) {
$body .= $boundary.$this->line_break;
$part_headers = $this->GetPartHeaders($multipart_number);
if ($part_headers === false) {
// some of sub-part headers were invalid
return false;
}
foreach ($part_headers as $header_name => $header_value) {
$body .= $header_name.': '.$header_value.$this->line_break;
}
$part_body = $this->GetPartBody($multipart_number);
if ($part_body === false) {
// part body was invalid
return false;
}
$body .= $this->line_break.$part_body;
}
$body .= $boundary.'--'.$this->line_break;
break;
default:
return $this->SetError('INVALID_MULTIPART_SUBTYPE', Array($sub_type));
}
break;
default:
return $this->SetError('INVALID_CONTENT_TYPE', Array($full_type));
}
return $body;
}
/**
* Applies quoted-printable encoding to specified text
*
* @param string $text
* @param string $header_charset
* @param int $break_lines
* @return unknown
*/
function QuotedPrintableEncode($text, $header_charset = '', $break_lines = 1)
{
$ln = strlen($text);
$h = strlen($header_charset) > 0;
if ($h) {
$s = Array (
'=' => 1,
'?' => 1,
'_' => 1,
'(' => 1,
')' => 1,
'<' => 1,
'>' => 1,
'@' => 1,
',' => 1,
';' => 1,
'"' => 1,
'\\' => 1,
/*
'/' => 1,
'[' => 1,
']' => 1,
':' => 1,
'.' => 1,
*/
);
$b = $space = $break_lines = 0;
for ($i = 0; $i < $ln; $i++) {
if (isset($s[$text[$i]])) {
$b = 1;
break;
}
switch ($o = ord($text[$i])) {
case 9:
case 32:
$space = $i + 1;
$b = 1;
break 2;
case 10:
case 13:
break 2;
default:
if ($o < 32 || $o > 127) {
$b = 1;
break 2;
}
}
}
if($i == $ln) {
return $text;
}
if ($space > 0) {
return substr($text, 0, $space).($space < $ln ? $this->QuotedPrintableEncode(substr($text, $space), $header_charset, 0) : '');
}
}
for ($w = $e = '', $n = 0, $l = 0, $i = 0; $i < $ln; $i++) {
$c = $text[$i];
$o = ord($c);
$en = 0;
switch ($o) {
case 9:
case 32:
if (!$h) {
$w = $c;
$c = '';
}
else {
if ($b) {
if ($o == 32) {
$c = '_';
}
else {
$en = 1;
}
}
}
break;
case 10:
case 13:
if (strlen($w)) {
if ($break_lines && $l + 3 > 75) {
$e .= '='.$this->line_break;
$l = 0;
}
$e .= sprintf('=%02X', ord($w));
$l += 3;
$w = '';
}
$e .= $c;
if ($h) {
$e .= "\t";
}
$l = 0;
continue 2;
case 46:
case 70:
case 102:
$en = (!$h && ($l == 0 || $l + 1 > 75));
break;
default:
if ($o > 127 || $o < 32 || !strcmp($c, '=')) {
$en = 1;
}
elseif ($h && isset($s[$c])) {
$en = 1;
}
break;
}
if (strlen($w)) {
if ($break_lines && $l + 1 > 75) {
$e .= '='.$this->line_break;
$l = 0;
}
$e .= $w;
$l++;
$w = '';
}
if (strlen($c)) {
if ($en) {
$c = sprintf('=%02X', $o);
$el = 3;
$n = 1;
$b = 1;
}
else {
$el = 1;
}
if ($break_lines && $l + $el > 75) {
$e .= '='.$this->line_break;
$l = 0;
}
$e .= $c;
$l += $el;
}
}
if (strlen($w)) {
if ($break_lines && $l + 3 > 75) {
$e .= '='.$this->line_break;
}
$e .= sprintf('=%02X', ord($w));
}
return $h && $n ? '=?'.$header_charset.'?q?'.$e.'?=' : $e;
}
/**
* Sets message header + encodes is by quoted-printable using charset specified
*
* @param string $name
* @param string $value
* @param string $encoding_charset
*/
function SetHeader($name, $value, $encoding_charset = '')
{
if ($encoding_charset) {
// actually for headers base64 method may give shorter result
$value = $this->QuotedPrintableEncode($value, $encoding_charset);
}
$this->headers[$name] = $value;
}
/**
* Sets header + automatically encodes it using default charset
*
* @param string $name
* @param string $value
*/
function SetEncodedHeader($name, $value)
{
$this->SetHeader($name, $value, $this->charset);
}
/**
* Sets header which value is email and username +autoencode
*
* @param string $header
* @param string $address
* @param string $name
*/
function SetEncodedEmailHeader($header, $address, $name)
{
$this->SetHeader($header, $this->QuotedPrintableEncode($name, $this->charset).' <'.$address.'>');
}
function SetMultipleEncodedEmailHeader($header, $addresses)
{
$value = '';
foreach ($addresses as $name => $address) {
$value .= $this->QuotedPrintableEncode($name, $this->charset).' <'.$address.'>, ';
}
$this->SetHeader($header, substr($value, 0, -2));
}
/**
* Adds new part to message and returns it's number
*
* @param Array $part_definition
* @param int $part_number number of new part
* @return int
*/
function AddPart(&$part_definition, $part_number = false)
{
$part_number = $part_number !== false ? $part_number : count($this->parts);
$this->parts[$part_number] =& $part_definition;
return $part_number;
}
/**
* Returns text version of HTML document
*
* @param string $html
* @return string
*/
function ConvertToText($html)
{
$search = Array (
"'(<\/td>.*)[\r\n]+(.*<td)'i",//formating text in tables
"'(<br[ ]?[\/]?>[\r\n]{0,2})|(<\/p>)|(<\/div>)|(<\/tr>)'i",
"'<head>(.*?)</head>'si",
"'<style(.*?)</style>'si",
"'<title>(.*?)</title>'si",
"'<script(.*?)</script>'si",
// "'^[\s\n\r\t]+'", //strip all spacers & newlines in the begin of document
// "'[\s\n\r\t]+$'", //strip all spacers & newlines in the end of document
"'&(quot|#34);'i",
"'&(amp|#38);'i",
"'&(lt|#60);'i",
"'&(gt|#62);'i",
"'&(nbsp|#160);'i",
"'&(iexcl|#161);'i",
"'&(cent|#162);'i",
"'&(pound|#163);'i",
"'&(copy|#169);'i",
"'&#(\d+);'e"
);
$replace = Array (
"\\1\t\\2",
"\n",
"",
"",
"",
"",
// "",
// "",
"\"",
"&",
"<",
">",
" ",
chr(161),
chr(162),
chr(163),
chr(169),
"chr(\\1)"
);
return strip_tags( preg_replace ($search, $replace, $html) );
}
/**
* Add text OR html part to message (optionally encoded)
*
* @param string $text part's text
* @param bool $is_html this html part or not
* @param bool $encode encode message using quoted-printable encoding
*
* @return int number of created part
*/
function CreateTextHtmlPart($text, $is_html = false, $encode = true)
{
if ($is_html) {
// if adding HTML part, then create plain-text part too
$this->CreateTextHtmlPart($this->ConvertToText($text));
}
// in case if text is from $_REQUEST, then line endings are "\r\n", but we need "\n" here
$text = str_replace("\r\n", "\n", $text); // possible case
$text = str_replace("\r", "\n", $text); // impossible case, but just in case replace this too
$definition = Array (
'Content-Type' => $is_html ? 'text/html' : 'text/plain',
'CHARSET' => $this->charset,
'DATA' => $encode ? $this->QuotedPrintableEncode($text) : $text,
);
if ($encode) {
$definition['Content-Transfer-Encoding'] = 'quoted-printable';
}
$guess_name = $is_html ? 'html_part' : 'text_part';
$part_number = $this->guessOptions[$guess_name] !== false ? $this->guessOptions[$guess_name] : false;
$part_number = $this->AddPart($definition, $part_number);
$this->guessOptions[$guess_name] = $part_number;
return $part_number;
}
/**
* Adds attachment part to message
*
* @param string $file name of the file with attachment body
* @param string $attach_name name for attachment (name of file is used, when not specified)
* @param string $content_type content type for attachment
* @param string $content body of file to be attached
* @param bool $inline is attachment inline or not
*
* @return int number of created part
*/
function AddAttachment($file = '', $attach_name = '', $content_type = '', $content = '', $inline = false)
{
$definition = Array (
'Disposition' => $inline ? 'inline' : 'attachment',
'Content-Type' => $content_type ? $content_type : 'automatic/name',
);
if ($file) {
// filename of attachment given
$definition['FileName'] = $file;
}
if ($attach_name) {
// name of attachment given
$definition['Name'] = $attach_name;
}
if ($content) {
// attachment data is given
$definition['Data'] = $content;
}
$definition =& $this->GetFileDefinition($definition);
$part_number = $this->AddPart($definition);
if ($inline) {
// it's inline attachment and needs content-id to be addressed by in message
$this->parts[$part_number]['Content-ID'] = md5(uniqid($part_number.time())).'.'.$this->GetFilenameExtension($attach_name ? $attach_name : $file);
}
$this->guessOptions[$inline ? 'inline_attachments' : 'attachments'][] = $part_number;
return $part_number;
}
/**
* Adds another MIME message as attachment to message being composed
*
* @param string $file name of the file with attachment body
* @param string $attach_name name for attachment (name of file is used, when not specified)
* @param string $content body of file to be attached
*
* @return int number of created part
*/
function AddMessageAttachment($file = '', $attach_name = '', $content = '')
{
$part_number = $this->AddAttachment($file, $attach_name, 'message/rfc822', $content, true);
unset($this->parts[$part_number]['Content-ID']); // messages don't have content-id, but have inline disposition
return $part_number;
}
/**
* Creates multipart of specified type and returns it's number
*
* @param Array $part_numbers
* @param string $multipart_type = {alternative,related,mixed,paralell}
* @return int
*/
function CreateMultipart($part_numbers, $multipart_type)
{
$types = Array ('alternative', 'related' , 'mixed', 'paralell');
if (!in_array($multipart_type, $types)) {
return $this->SetError('INVALID_MULTIPART_SUBTYPE', Array($multipart_type));
}
$definition = Array (
'Content-Type' => 'multipart/'.$multipart_type,
'PARTS' => $part_numbers,
);
return $this->AddPart($definition);
}
/**
* Creates missing content-id header for inline attachments
*
* @param int $part_number
*/
function CreateContentID($part_number)
{
$part =& $this->parts[$part_number];
if (!isset($part['Content-ID']) && $part['DISPOSITION'] == 'inline') {
$part['Content-ID'] = md5(uniqid($part_number.time())).'.'.$this->GetFilenameExtension($part['NAME']);
}
}
/**
* Returns attachment part based on file used in attachment
*
* @param Array $file
* @return Array
*/
function &GetFileDefinition ($file)
{
$name = '';
if (isset($file['Name'])) {
// if name is given directly, then use it
$name = $file['Name'];
}
else {
// auto-guess attachment name based on source filename
$name = isset($file['FileName']) ? basename($file['FileName']) : '';
}
if (!$name || (!isset($file['FileName']) && !isset($file['Data']))) {
// filename not specified || no filename + no direct file content
return $this->SetError('MISSING_FILE_DATA');
}
$encoding = 'base64';
if (isset($file['Content-Type'])) {
$content_type = $file['Content-Type'];
list ($type, $sub_type) = explode('/', $content_type);
switch ($type) {
case 'text':
case 'image':
case 'audio':
case 'video':
case 'application':
break;
case 'message':
$encoding = '7bit';
break;
case 'automatic':
if (!$name) {
return $this->SetError('MISSING_FILE_NAME');
}
$this->guessContentType($name, $content_type, $encoding);
break;
default:
return $this->SetError('INVALID_CONTENT_TYPE', Array($content_type));
}
}
else {
// encoding not passed in file part, then assume, that it's binary
$content_type = 'application/octet-stream';
}
$definition = Array (
'Content-Type' => $content_type,
'Content-Transfer-Encoding' => $encoding,
'NAME' => $name, // attachment name
);
if (isset($file['Disposition'])) {
$disposition = strtolower($file['Disposition']);
if ($disposition == 'inline' || $disposition == 'attachment') {
// valid disposition header value
$definition['DISPOSITION'] = $file['Disposition'];
}
else {
return $this->SetError('INVALID_DISPOSITION', Array($file['Disposition']));
}
}
if (isset($file['FileName'])) {
$definition['FILENAME'] = $file['FileName'];
}
elseif (isset($file['Data'])) {
$definition['DATA'] =& $file['Data'];
}
return $definition;
}
/**
* Returns content-type based on filename extension
*
* @param string $filename
* @param string $content_type
* @param string $encoding
*
* @todo Regular expression used is not completely finished, that's why if extension used for
* comparing in some other extension (from list) part, that partial match extension will be returned.
* Because of two extension that begins with same 2 letters always belong to same content type
* this unfinished regular expression still gives correct result in any case.
*/
function guessContentType($filename, &$content_type, &$encoding)
{
$file_extension = mb_strtolower( $this->GetFilenameExtension($filename) );
$mapping = '(xls:application/excel)(hqx:application/macbinhex40)(doc,dot,wrd:application/msword)(pdf:application/pdf)
(pgp:application/pgp)(ps,eps,ai:application/postscript)(ppt:application/powerpoint)(rtf:application/rtf)
(tgz,gtar:application/x-gtar)(gz:application/x-gzip)(php,php3:application/x-httpd-php)(js:application/x-javascript)
(ppd,psd:application/x-photoshop)(swf,swc,rf:application/x-shockwave-flash)(tar:application/x-tar)(zip:application/zip)
(mid,midi,kar:audio/midi)(mp2,mp3,mpga:audio/mpeg)(ra:audio/x-realaudio)(wav:audio/wav)(bmp:image/bitmap)(bmp:image/bitmap)
(gif:image/gif)(iff:image/iff)(jb2:image/jb2)(jpg,jpe,jpeg:image/jpeg)(jpx:image/jpx)(png:image/png)(tif,tiff:image/tiff)
(wbmp:image/vnd.wap.wbmp)(xbm:image/xbm)(css:text/css)(txt:text/plain)(htm,html:text/html)(xml:text/xml)
(mpg,mpe,mpeg:video/mpeg)(qt,mov:video/quicktime)(avi:video/x-ms-video)(eml:message/rfc822)';
if (preg_match('/[\(,]'.$file_extension.'[,]{0,1}.*?:(.*?)\)/s', $mapping, $regs)) {
if ($file_extension == 'eml') {
$encoding = '7bit';
}
$content_type = $regs[1];
}
else {
$content_type = 'application/octet-stream';
}
}
/**
* Using guess options combines all added parts together and returns combined part number
*
* @return int
*/
function PrepareMessageBody()
{
if ($this->bodyPartNumber === false) {
$part_number = false; // number of generated body part
// 1. set text content of message
if ($this->guessOptions['text_part'] !== false && $this->guessOptions['html_part'] !== false) {
// text & html parts present -> compose into alternative part
$parts = Array (
$this->guessOptions['text_part'],
$this->guessOptions['html_part'],
);
$part_number = $this->CreateMultipart($parts, 'alternative');
}
elseif ($this->guessOptions['text_part'] !== false) {
// only text part is defined, then leave as is
$part_number = $this->guessOptions['text_part'];
}
if ($part_number === false) {
return $this->SetError('MESSAGE_TEXT_MISSING');
}
// 2. if inline attachments found, then create related multipart from text & inline attachments
if ($this->guessOptions['inline_attachments']) {
$parts = array_merge(Array($part_number), $this->guessOptions['inline_attachments']);
$part_number = $this->CreateMultipart($parts, 'related');
}
// 3. if normal attachments found, then create mixed multipart from text & attachments
if ($this->guessOptions['attachments']) {
$parts = array_merge(Array($part_number), $this->guessOptions['attachments']);
$part_number = $this->CreateMultipart($parts, 'mixed');
}
$this->bodyPartNumber = $part_number;
}
return $this->bodyPartNumber;
}
/**
* Returns message headers and body part (by reference in parameters)
*
* @param Array $message_headers
* @param string $message_body
* @return bool
*/
function GetHeadersAndBody(&$message_headers, &$message_body)
{
$part_number = $this->PrepareMessageBody();
if ($part_number === false) {
return $this->SetError('MESSAGE_COMPOSE_ERROR');
}
$message_headers = $this->GetPartHeaders($part_number);
// join message headers and body headers
$message_headers = array_merge_recursive2($this->headers, $message_headers);
$message_headers['MIME-Version'] = '1.0';
if ($this->mailerName) {
$message_headers['X-Mailer'] = $this->mailerName;
}
$this->GenerateMessageID($message_headers['From']);
$valid_headers = $this->ValidateHeaders($message_headers);
if ($valid_headers) {
// set missing headers from existing
$from_headers = Array ('Reply-To', 'Errors-To');
foreach ($from_headers as $header_name) {
if (!isset($message_headers[$header_name])) {
$message_headers[$header_name] = $message_headers['From'];
}
}
$message_body = $this->GetPartBody($part_number);
return true;
}
return false;
}
/**
* Checks that all required headers are set and not empty
*
* @param Array $message_headers
* @return bool
*/
function ValidateHeaders($message_headers)
{
$from = isset($message_headers['From']) ? $message_headers['From'] : '';
if (!$from) {
return $this->SetError('HEADER_MISSING', Array('From'));
}
if (!isset($message_headers['To'])) {
return $this->SetError('HEADER_MISSING', Array('To'));
}
if (!isset($message_headers['Subject'])) {
return $this->SetError('HEADER_MISSING', Array('Subject'));
}
return true;
}
/**
* Returns full message source (headers + body) for sending to SMTP server
*
* @return string
*/
function GetMessage()
{
$composed = $this->GetHeadersAndBody($message_headers, $message_body);
if ($composed) {
// add headers to resulting message
$message = '';
foreach ($message_headers as $header_name => $header_value) {
$message .= $header_name.': '.$header_value.$this->line_break;
}
// add message body
$message .= $this->line_break.$message_body;
return $message;
}
return false;
}
/**
* Sets just happened error code
*
* @param string $code
* @param Array $params additional error params
* @return bool
*/
function SetError($code, $params = null, $fatal = true)
{
$error_msgs = Array (
'MAIL_NOT_FOUND' => 'the mail() function is not available in this PHP installation',
'MISSING_CONTENT_TYPE' => 'it was added a part without Content-Type: defined',
'INVALID_CONTENT_TYPE' => 'Content-Type: %s not yet supported',
'INVALID_MULTIPART_SUBTYPE' => 'multipart Content-Type sub_type %s not yet supported',
'FILE_PART_OPEN_ERROR' => 'could not open part file %s',
'FILE_PART_DATA_ERROR' => 'the length of the file that was read does not match the size of the part file %s due to possible data corruption',
'FILE_PART_DATA_MISSING' => 'it was added a part without a body PART',
'INVALID_ENCODING' => '%s is not yet a supported encoding type',
'MISSING_FILE_DATA' => 'file part data is missing',
'MISSING_FILE_NAME' => 'it is not possible to determine content type from the name',
'INVALID_DISPOSITION' => '%s is not a supported message part content disposition',
'MESSAGE_TEXT_MISSING' => 'text part of message was not defined',
'MESSAGE_COMPOSE_ERROR' => 'unknown message composing error',
'HEADER_MISSING' => 'header %s is required',
// SMTP errors
'INVALID_COMMAND' => 'Commands cannot contain newlines',
'CONNECTION_TERMINATED' => 'Connection was unexpectedly closed',
'HELO_ERROR' => 'HELO was not accepted: %s',
'AUTH_METHOD_NOT_SUPPORTED' => '%s is not a supported authentication method',
'AUTH_METHOD_NOT_IMPLEMENTED' => '%s is not a implemented authentication method',
);
if (!is_array($params)) {
$params = Array ();
}
trigger_error('mail error: '.vsprintf($error_msgs[$code], $params), $fatal ? E_USER_ERROR : E_USER_WARNING);
return false;
}
/**
* Simple method of message sending
*
* @param string $from_email
* @param string $to_email
* @param string $subject
* @param string $from_name
* @param string $to_name
*/
function Send($from_email, $to_email, $subject, $from_name = '', $to_name = '')
{
$this->SetSubject($subject);
$this->SetFrom($from_email, trim($from_name) ? trim($from_name) : $from_email);
if (!isset($this->headers['Return-Path'])) {
$this->SetReturnPath($from_email);
}
$this->SetTo($to_email, $to_name ? $to_name : $to_email);
return $this->Deliver();
}
/**
* Prepares class for sending another message
*
*/
function Clear()
{
$this->headers = Array ();
$this->bodyPartNumber = false;
$this->parts = Array();
$this->guessOptions = Array (
'attachments' => Array(),
'inline_attachments' => Array (),
'text_part' => false,
'html_part' => false,
);
$this->SetCharset(null, true);
}
/**
* Sends message via php mail function
*
* @param Array $message_headers
* @param string $body
*
* @return bool
*/
function SendMail($message_headers, &$body)
{
if (!function_exists('mail')) {
return $this->SetError('MAIL_NOT_FOUND');
}
$to = $message_headers['To'];
$subject = $message_headers['Subject'];
$return_path = $message_headers['Return-Path'];
unset($message_headers['To'], $message_headers['Subject']);
$headers = '';
$header_separator = $this->Application->ConfigValue('MailFunctionHeaderSeparator') == 1 ? "\n" : "\r\n";
foreach ($message_headers as $header_name => $header_value) {
$headers .= $header_name.': '.$header_value.$header_separator;
}
if ($return_path) {
if (constOn('SAFE_MODE') || (defined('PHP_OS') && substr(PHP_OS, 0, 3) == 'WIN')) {
// safe mode restriction OR is windows
$return_path = '';
}
}
return mail($to, $subject, $body, $headers, $return_path ? '-f'.$return_path : null);
}
/**
* Sends message via SMTP server
*
* @param Array $message_headers
* @param string $body
*
* @return bool
*/
function SendSMTP($message_headers, &$message_body)
{
if (!$this->SmtpConnect()) {
return false;
}
$from = $this->ExtractRecipientEmail($message_headers['From']);
if (!$this->SmtpSetFrom($from)) {
return false;
}
$recipients = '';
$recipient_headers = Array ('To', 'Cc', 'Bcc');
foreach ($recipient_headers as $recipient_header) {
if (isset($message_headers[$recipient_header])) {
$recipients .= ' '.$message_headers[$recipient_header];
}
}
$recipients_accepted = 0;
$recipients = $this->ExtractRecipientEmail($recipients, true);
foreach ($recipients as $recipient) {
if ($this->SmtpAddTo($recipient)) {
$recipients_accepted++;
}
}
if ($recipients_accepted == 0) {
// none of recipients were accepted
return false;
}
$headers = '';
foreach ($message_headers as $header_name => $header_value) {
$headers .= $header_name.': '.$header_value.$this->line_break;
}
if (!$this->SmtpSendMessage($headers . "\r\n" . $message_body)) {
return false;
}
$this->SmtpDisconnect();
return true;
}
/**
* Send a command to the server with an optional string of
* arguments. A carriage return / linefeed (CRLF) sequence will
* be appended to each command string before it is sent to the
* SMTP server.
*
* @param string $command The SMTP command to send to the server.
* @param string $args A string of optional arguments to append to the command.
*
* @return bool
*
*/
function SmtpSendCommand($command, $args = '')
{
if (!empty($args)) {
$command .= ' ' . $args;
}
if (strcspn($command, "\r\n") !== strlen($command)) {
return $this->SetError('INVALID_COMMAND');
}
return $this->smtpSocket->write($command . "\r\n") === false ? false : true;
}
/**
* Read a reply from the SMTP server. The reply consists of a response code and a response message.
*
* @param mixed $valid The set of valid response codes. These may be specified as an array of integer values or as a single integer value.
*
* @return bool
*
*/
function SmtpParseResponse($valid)
{
$this->smtpResponceCode = -1;
$this->smtpRespoceArguments = array();
while ($line = $this->smtpSocket->readLine()) {
// If we receive an empty line, the connection has been closed.
if (empty($line)) {
$this->SmtpDisconnect();
return $this->SetError('CONNECTION_TERMINATED', null, false);
}
// Read the code and store the rest in the arguments array.
$code = substr($line, 0, 3);
$this->smtpRespoceArguments[] = trim(substr($line, 4));
// Check the syntax of the response code.
if (is_numeric($code)) {
$this->smtpResponceCode = (int)$code;
} else {
$this->smtpResponceCode = -1;
break;
}
// If this is not a multiline response, we're done.
if (substr($line, 3, 1) != '-') {
break;
}
}
// Compare the server's response code with the valid code.
if (is_int($valid) && ($this->smtpResponceCode === $valid)) {
return true;
}
// If we were given an array of valid response codes, check each one.
if (is_array($valid)) {
foreach ($valid as $valid_code) {
if ($this->smtpResponceCode === $valid_code) {
return true;
}
}
}
return false;
}
/**
* Attempt to connect to the SMTP server.
*
* @param int $timeout The timeout value (in seconds) for the socket connection.
* @param bool $persistent Should a persistent socket connection be used ?
*
* @return bool
*
*/
function SmtpConnect($timeout = null, $persistent = false)
{
$result = $this->smtpSocket->connect($this->smtpParams['server'], $this->smtpParams['port'], $persistent, $timeout);
if (!$result) {
return false;
}
if ($this->SmtpParseResponse(220) === false) {
return false;
}
elseif ($this->SmtpNegotiate() === false) {
return false;
}
if ($this->smtpParams['use_auth']) {
$result = $this->SmtpAuthentificate($this->smtpParams['username'], $this->smtpParams['password']);
if (!$result) {
// authentification failed
return false;
}
}
return true;
}
/**
* Attempt to disconnect from the SMTP server.
*
* @return bool
*/
function SmtpDisconnect()
{
if ($this->SmtpSendCommand('QUIT') === false) {
return false;
}
elseif ($this->SmtpParseResponse(221) === false) {
return false;
}
return $this->smtpSocket->disconnect();
}
/**
* Attempt to send the EHLO command and obtain a list of ESMTP
* extensions available, and failing that just send HELO.
*
* @return bool
*/
function SmtpNegotiate()
{
if (!$this->SmtpSendCommand('EHLO', $this->smtpParams['localhost'])) {
return false;
}
if (!$this->SmtpParseResponse(250)) {
// If we receive a 503 response, we're already authenticated.
if ($this->smtpResponceCode === 503) {
return true;
}
// If the EHLO failed, try the simpler HELO command.
if (!$this->SmtpSendCommand('HELO', $this->smtpParams['localhost'])) {
return false;
}
if (!$this->SmtpParseResponse(250)) {
return $this->SetError('HELO_ERROR', Array($this->smtpResponceCode), false);
}
return true;
}
foreach ($this->smtpRespoceArguments as $argument) {
$verb = strtok($argument, ' ');
$arguments = substr($argument, strlen($verb) + 1, strlen($argument) - strlen($verb) - 1);
$this->smtpFeatures[$verb] = $arguments;
}
return true;
}
/**
* Attempt to do SMTP authentication.
*
* @param string The userid to authenticate as.
* @param string The password to authenticate with.
* @param string The requested authentication method. If none is specified, the best supported method will be used.
*
* @return bool
*/
function SmtpAuthentificate($uid, $pwd , $method = '')
{
if (empty($this->smtpFeatures['AUTH'])) {
// server doesn't understand AUTH command, then don't authentificate
return true;
}
$available_methods = explode(' ', $this->smtpFeatures['AUTH']); // methods supported by SMTP server
if (empty($method)) {
foreach ($this->smtpAuthMethods as $supported_method) {
// check if server supports methods, that we have implemented
if (in_array($supported_method, $available_methods)) {
$method = $supported_method;
break;
}
}
} else {
$method = strtoupper($method);
}
if (!in_array($method, $available_methods)) {
// coosen method is not supported by server
return $this->SetError('AUTH_METHOD_NOT_SUPPORTED', Array($method));
}
switch ($method) {
case 'CRAM-MD5':
$result = $this->_authCRAM_MD5($uid, $pwd);
break;
case 'LOGIN':
$result = $this->_authLogin($uid, $pwd);
break;
case 'PLAIN':
$result = $this->_authPlain($uid, $pwd);
break;
default:
return $this->SetError('AUTH_METHOD_NOT_IMPLEMENTED', Array($method));
break;
}
return $result;
}
/**
* Function which implements HMAC MD5 digest
*
* @param string $key The secret key
* @param string $data The data to protect
* @return string The HMAC MD5 digest
*/
function _HMAC_MD5($key, $data)
{
if (strlen($key) > 64) {
$key = pack('H32', md5($key));
}
if (strlen($key) < 64) {
$key = str_pad($key, 64, chr(0));
}
$k_ipad = substr($key, 0, 64) ^ str_repeat(chr(0x36), 64);
$k_opad = substr($key, 0, 64) ^ str_repeat(chr(0x5C), 64);
$inner = pack('H32', md5($k_ipad . $data));
$digest = md5($k_opad . $inner);
return $digest;
}
/**
* Authenticates the user using the CRAM-MD5 method.
*
* @param string The userid to authenticate as.
* @param string The password to authenticate with.
*
* @return bool
*/
function _authCRAM_MD5($uid, $pwd)
{
if (!$this->SmtpSendCommand('AUTH', 'CRAM-MD5')) {
return false;
}
// 334: Continue authentication request
if (!$this->SmtpParseResponse(334)) {
// 503: Error: already authenticated
return $this->smtpResponceCode === 503 ? true : false;
}
$challenge = base64_decode($this->smtpRespoceArguments[0]);
$auth_str = base64_encode($uid . ' ' . $this->_HMAC_MD5($pwd, $challenge));
if (!$this->SmtpSendCommand($auth_str)) {
return false;
}
// 235: Authentication successful
if (!$this->SmtpParseResponse(235)) {
return false;
}
return true;
}
/**
* Authenticates the user using the LOGIN method.
*
* @param string The userid to authenticate as.
* @param string The password to authenticate with.
*
* @return bool
*/
function _authLogin($uid, $pwd)
{
if (!$this->SmtpSendCommand('AUTH', 'LOGIN')) {
return false;
}
// 334: Continue authentication request
if (!$this->SmtpParseResponse(334)) {
// 503: Error: already authenticated
return $this->smtpResponceCode === 503 ? true : false;
}
if (!$this->SmtpSendCommand(base64_encode($uid))) {
return false;
}
// 334: Continue authentication request
if (!$this->SmtpParseResponse(334)) {
return false;
}
if (!$this->SmtpSendCommand(base64_encode($pwd))) {
return false;
}
// 235: Authentication successful
if (!$this->SmtpParseResponse(235)) {
return false;
}
return true;
}
/**
* Authenticates the user using the PLAIN method.
*
* @param string The userid to authenticate as.
* @param string The password to authenticate with.
*
* @return bool
*/
function _authPlain($uid, $pwd)
{
if (!$this->SmtpSendCommand('AUTH', 'PLAIN')) {
return false;
}
// 334: Continue authentication request
if (!$this->SmtpParseResponse(334)) {
// 503: Error: already authenticated
return $this->smtpResponceCode === 503 ? true : false;
}
$auth_str = base64_encode(chr(0) . $uid . chr(0) . $pwd);
if (!$this->SmtpSendCommand($auth_str)) {
return false;
}
// 235: Authentication successful
if (!$this->SmtpParseResponse(235)) {
return false;
}
return true;
}
/**
* Send the MAIL FROM: command.
*
* @param string $sender The sender (reverse path) to set.
* @param string $params String containing additional MAIL parameters, such as the NOTIFY flags defined by RFC 1891 or the VERP protocol.
*
* @return bool
*/
function SmtpSetFrom($sender, $params = null)
{
$args = "FROM:<$sender>";
if (is_string($params)) {
$args .= ' ' . $params;
}
if (!$this->SmtpSendCommand('MAIL', $args)) {
return false;
}
if (!$this->SmtpParseResponse(250)) {
return false;
}
return true;
}
/**
* Send the RCPT TO: command.
*
* @param string $recipient The recipient (forward path) to add.
* @param string $params String containing additional RCPT parameters, such as the NOTIFY flags defined by RFC 1891.
*
* @return bool
*/
function SmtpAddTo($recipient, $params = null)
{
$args = "TO:<$recipient>";
if (is_string($params)) {
$args .= ' ' . $params;
}
if (!$this->SmtpSendCommand('RCPT', $args)) {
return false;
}
if (!$this->SmtpParseResponse(array(250, 251))) {
return false;
}
return true;
}
/**
* Send the DATA command.
*
* @param string $data The message body to send.
*
* @return bool
*/
function SmtpSendMessage($data)
{
/* RFC 1870, section 3, subsection 3 states "a value of zero
* indicates that no fixed maximum message size is in force".
* Furthermore, it says that if "the parameter is omitted no
* information is conveyed about the server's fixed maximum
* message size". */
if (isset($this->smtpFeatures['SIZE']) && ($this->smtpFeatures['SIZE'] > 0)) {
if (strlen($data) >= $this->smtpFeatures['SIZE']) {
$this->SmtpDisconnect();
return $this->SetError('Message size excedes the server limit', null, false);
}
}
// Quote the data based on the SMTP standards
// Change Unix (\n) and Mac (\r) linefeeds into Internet-standard CRLF (\r\n) linefeeds.
$data = preg_replace(Array('/(?<!\r)\n/','/\r(?!\n)/'), "\r\n", $data);
// Because a single leading period (.) signifies an end to the data,
// legitimate leading periods need to be "doubled" (e.g. '..')
$data = str_replace("\n.", "\n..", $data);
if (!$this->SmtpSendCommand('DATA')) {
return false;
}
if (!$this->SmtpParseResponse(354)) {
return false;
}
if ($this->smtpSocket->write($data . "\r\n.\r\n") === false) {
return false;
}
if (!$this->SmtpParseResponse(250)) {
return false;
}
return true;
}
/**
* Sets global charset for every message part
*
* @param string $charset
* @param bool set charset to default for current langauge
*/
function SetCharset($charset, $is_system = false)
{
if ($is_system) {
$language =& $this->Application->recallObject('lang.current');
/* @var $language LanguagesItem */
$charset = $language->GetDBField('Charset') ? $language->GetDBField('Charset') : 'ISO-8859-1';
}
$this->charset = $charset;
}
/**
* Allows to extract recipient's name from text by specifying it's email
*
* @param string $text
* @param string $email
* @return string
*/
function ExtractRecipientName($text, $email = '')
{
$lastspace = mb_strrpos($text, ' ');
$name = trim(mb_substr($text, 0, $lastspace - mb_strlen($text)), " \r\n\t\0\x0b\"'");
if (empty($name)) {
$name = $email;
}
return $name;
}
/**
* Takes $text and returns an email address from it
* Set $multiple to true to retrieve all found addresses
* Returns false if no addresses were found
*
* @param string $text
* @param bool $multiple
* @param bool $allowOnlyDomain
* @return string
*/
function ExtractRecipientEmail($text, $multiple = false, $allowOnlyDomain = false) {
if ($allowOnlyDomain) {
$pattern = '/(('.REGEX_EMAIL_USER.'@)?'.REGEX_EMAIL_DOMAIN.')/i';
} else {
$pattern = '/('.REGEX_EMAIL_USER.'@'.REGEX_EMAIL_DOMAIN.')/i';
}
if ($multiple) {
if (preg_match_all($pattern, $text, $findemail) >= 1) {
return $findemail[1];
} else {
return false;
}
} else {
if (preg_match($pattern, $text, $findemail) == 1) {
return $findemail[1];
} else {
return false;
}
}
}
/**
* Returns array of recipient names and emails
*
* @param string $list
* @param string $separator
* @return Array
*/
function GetRecipients($list, $separator = ';')
{
// by MIME specs recipients should be separated using "," symbol,
// but users can write ";" too (like in OutLook)
if (!trim($list)) {
return false;
}
$list = explode(',', str_replace($separator, ',', $list));
$ret = Array ();
foreach ($list as $recipient) {
$email = $this->ExtractRecipientEmail($recipient);
if (!$email) {
// invalid email format -> error
return false;
}
$name = $this->ExtractRecipientName($recipient, $email);
$ret[] = Array('Name' => $name, 'Email' => $email);
}
return $ret;
}
/* methods for nice header setting */
/**
* Sets "From" header.
*
* @param string $email
* @param string $first_last_name FirstName and LastName or just FirstName
* @param string $last_name LastName (if not specified in previous parameter)
*/
function SetFrom($email, $first_last_name, $last_name = '')
{
$name = rtrim($first_last_name.' '.$last_name, ' ');
$this->SetEncodedEmailHeader('From', $email, $name ? $name : $email);
if (!isset($this->headers['Return-Path'])) {
$this->SetReturnPath($email);
}
}
/**
* Sets "To" header.
*
* @param string $email
* @param string $first_last_name FirstName and LastName or just FirstName
* @param string $last_name LastName (if not specified in previous parameter)
*/
function SetTo($email, $first_last_name, $last_name = '')
{
$name = rtrim($first_last_name.' '.$last_name, ' ');
$email = $this->_replaceRecipientEmail($email);
$this->SetEncodedEmailHeader('To', $email, $name ? $name : $email);
}
/**
* Sets "Return-Path" header (useful for spammers)
*
* @param string $email
*/
function SetReturnPath($email)
{
$this->SetHeader('Return-Path', $email);
}
/**
* Adds one more recipient into "To" header
*
* @param string $email
* @param string $first_last_name FirstName and LastName or just FirstName
* @param string $last_name LastName (if not specified in previous parameter)
*/
function AddTo($email, $first_last_name = '', $last_name = '')
{
$name = rtrim($first_last_name.' '.$last_name, ' ');
$this->AddRecipient('To', $email, $name);
}
/**
* Allows to replace recipient in all sent emails (used for debugging)
*
* @param string $email
* @return string
*/
function _replaceRecipientEmail($email)
{
if (defined('DBG_EMAIL') && DBG_EMAIL) {
if (substr(DBG_EMAIL, 0, 1) == '@') {
// domain
$email = str_replace('@', '_at_', $email) . DBG_EMAIL;
}
else {
$email = DBG_EMAIL;
}
}
return $email;
}
/**
* Adds one more recipient into "Cc" header
*
* @param string $email
* @param string $first_last_name FirstName and LastName or just FirstName
* @param string $last_name LastName (if not specified in previous parameter)
*/
function AddCc($email, $first_last_name = '', $last_name = '')
{
$name = rtrim($first_last_name.' '.$last_name, ' ');
$this->AddRecipient('Cc', $email, $name);
}
/**
* Adds one more recipient into "Bcc" header
*
* @param string $email
* @param string $first_last_name FirstName and LastName or just FirstName
* @param string $last_name LastName (if not specified in previous parameter)
*/
function AddBcc($email, $first_last_name = '', $last_name = '')
{
$name = rtrim($first_last_name.' '.$last_name, ' ');
$this->AddRecipient('Bcc', $email, $name);
}
/**
* Adds one more recipient to specified header
*
* @param string $header_name
* @param string $email
* @param string $name
*/
function AddRecipient($header_name, $email, $name = '')
{
$email = $this->_replaceRecipientEmail($email);
if (!$name) {
$name = $email;
}
$value = isset($this->headers[$header_name]) ? $this->headers[$header_name] : '';
$value .= ', ' . $this->QuotedPrintableEncode($name, $this->charset) . ' <' . $email . '>';
$this->SetHeader($header_name, substr($value, 2));
}
/**
* Sets "Subject" header.
*
* @param string $subject message subject
*/
function SetSubject($subject)
{
$this->setEncodedHeader('Subject', $subject);
}
/**
* Sets HTML part of message
*
* @param string $html
*/
function SetHTML($html)
{
$this->CreateTextHtmlPart($html, true);
}
/**
* Sets Plain-Text part of message
*
* @param string $plain_text
*/
function SetPlain($plain_text)
{
$this->CreateTextHtmlPart($plain_text);
}
/**
* Sets HTML and optionally plain part of the message
*
* @param string $html
* @param string $plain_text
*/
function SetBody($html, $plain_text = '')
{
$this->SetHTML($html);
if ($plain_text) {
$this->SetPlain($plain_text);
}
}
/**
* Performs mail delivery (supports delayed delivery)
*
* @param string $mesasge message, if not given, then use composed one
* @param bool $immediate_send send message now or MailingId
* @param bool $immediate_clear clear message parts after message is sent
*
*/
function Deliver($message = null, $immediate_send = true, $immediate_clear = true)
{
if (isset($message)) {
// if message is given directly, then use it
if (is_array($message)) {
$message_headers =& $message[0];
$message_body =& $message[1];
}
else {
$message_headers = Array ();
list ($headers, $message_body) = explode("\n\n", $message, 2);
$headers = explode("\n", $headers);
foreach ($headers as $header) {
$header = explode(':', $header, 2);
$message_headers[ trim($header[0]) ] = trim($header[1]);
}
}
$composed = true;
} else {
// direct message not given, then assemble message from available parts
$composed = $this->GetHeadersAndBody($message_headers, $message_body);
}
if ($composed) {
if ($immediate_send === true) {
$send_method = 'Send'.$this->sendMethod;
$result = $this->$send_method($message_headers, $message_body);
if ($immediate_clear) {
$this->Clear();
}
return $result;
}
else {
$fields_hash = Array (
'ToEmail' => $message_headers['To'],
'Subject' => $message_headers['Subject'],
'Queued' => adodb_mktime(),
'SendRetries' => 0,
'LastSendRetry' => 0,
'MailingId' => (int)$immediate_send,
);
$fields_hash['MessageHeaders'] = serialize($message_headers);
$fields_hash['MessageBody'] =& $message_body;
$this->Conn->doInsert($fields_hash, TABLE_PREFIX.'EmailQueue');
if ($immediate_clear) {
$this->Clear();
}
}
}
// if not immediate send, then send result is positive :)
return $immediate_send !== true ? true : false;
}
}

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