[PHP] MIME邮件协议的multipart类型
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2019-09-10 10:45:19
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邮件协议中的三种情况,对应下面的三种类型
multipart/mixed可以包含附件。 multipart/related可以包含内嵌资源。 multipart/alternative 纯文本与超文本共存
1.纯文本的,只需要一块content-type块,不需要multipart块
Date: Tue, 16 Apr 2019 17:35:19 +0800
Received: from shihan2@sopans.com([]) by via HTTP;
Tue, 16 Apr 2019 17:35:19 +0800 (CST)
Reply-To: shihan2@sopans.com
From: <shihan2@sopans.com>
To: shihan2@sopans.com
Subject: =?GBK?B?ztLAtLLiytQ=?=
MIME-Version: 1.0
X-Priority: 3
X-MessageID: 1555407319.5028.10108
X-Originating-IP: []
X-Mailer: Sina WebMail 4.0
X-Sina-Mid: 044D8EB6F6EF3F6FAE1A32D8B0930F609000000000000002
Content-Type: text/plain; charset=GBK
Content-Transfer-Encoding: base64
aGVsbG8=2.内容是html的要加两块content-type块内容,一块是html一块是纯文本,并且要增加一块multipart类型块
Date: Tue, 16 Apr 2019 17:36:41 +0800
Received: from shihan2@sopans.com([]) by via HTTP;
Tue, 16 Apr 2019 17:36:41 +0800 (CST)
Reply-To: shihan2@sopans.com
From: <shihan2@sopans.com>
To: shihan2@sopans.com
Subject: =?GBK?B?ztLAtLLiytQ=?=
MIME-Version: 1.0
X-Priority: 3
X-MessageID: 1555407401.2205.10152
X-Originating-IP: []
X-Mailer: Sina WebMail 4.0
X-Sina-Mid: 044D8EB6F6EF3F6FAE1A32D8B0930F609000000000000002
Content-Type: multipart/alternative;
boundary="=-sinamail_alt_849bb6f96e7dc06cb99a08e3f9c84179"
--=-sinamail_alt_849bb6f96e7dc06cb99a08e3f9c84179
Content-Type: text/plain;
charset=GBK
Content-Transfer-Encoding: base64
Content-Disposition: inline
aGVsbG8=
--=-sinamail_alt_849bb6f96e7dc06cb99a08e3f9c84179
Content-Type: text/html;
charset=GBK
Content-Transfer-Encoding: base64
Content-Disposition: inline
PGgxPmhlbGxvPC9oMT4=
--=-sinamail_alt_849bb6f96e7dc06cb99a08e3f9c84179--3.有附件的话,还会增加下面两种multipart类型
Date: Tue, 16 Apr 2019 17:38:47 +0800
Received: from shihan2@sopans.com([]) by via HTTP;
Tue, 16 Apr 2019 17:38:47 +0800 (CST)
Reply-To: shihan2@sopans.com
From: <shihan2@sopans.com>
To: shihan2@sopans.com
Subject: =?GBK?B?ztLAtLLiytQ=?=
MIME-Version: 1.0
X-Priority: 3
X-MessageID: 1555407527.4947.4232
X-Originating-IP: []
X-Mailer: Sina WebMail 4.0
X-Sina-Mid: 044D8EB6F6EF3F6FAE1A32D8B0930F609000000000000002
Content-Type: multipart/mixed;
boundary="=-sinamail_mix_fe895d50cd0d0669bb8a7eb8c697db19"
--=-sinamail_mix_fe895d50cd0d0669bb8a7eb8c697db19
Content-Type: multipart/alternative;
boundary="=-sinamail_alt_f50efff67f5369967ea1a6c77020a1e7"
--=-sinamail_alt_f50efff67f5369967ea1a6c77020a1e7
Content-Type: text/plain;
charset=GBK
Content-Transfer-Encoding: base64
Content-Disposition: inline
aGVsbG8=
--=-sinamail_alt_f50efff67f5369967ea1a6c77020a1e7
Content-Type: text/html; charset=GBK
Content-Transfer-Encoding: base64
Content-Disposition: inline
PGgxPmhlbGxvPC9oMT4=
--=-sinamail_alt_f50efff67f5369967ea1a6c77020a1e7--
--=-sinamail_mix_fe895d50cd0d0669bb8a7eb8c697db19
Content-Type: application/octet-stream; name="=?GBK?B?MS5sb2c=?="
Content-Disposition: attachment; filename="=?GBK?B?MS5sb2c=?="
Content-Transfer-Encoding: base64
MXwyNTAgUElQRUxJTklORw0K
--=-sinamail_mix_fe895d50cd0d0669bb8a7eb8c697db19--下面的代码是php组合mime邮件协议的类库
<?php
* RFC 822: CR LF
* character "CR":hex value 0D
* character "LF":hex value 0A
* @var string
define("CRLF", "\r\n");
* RFC 2822: 2.1.1. Line Length Limits
* @var int
define("MIME_LINE_LENGTH_LIMIT", 76);
class MimeMail
* the charset of the email
* @var string
var $_mail_charset = 'GBK';
var $_mail_text_charset = 'GBK';
* the subject of the email
* @var string
var $_mail_subject = '';
* the From address including display-name of the email
* @var string
var $_mail_from = '';
* Just keep the address of from
* @var string
var $_mail_from_addr = '';
* the sender Address of the email
* @var string
var $_mail_sender = '';
* the To Address list of the email
* @var string
var $_mail_to = '';
* the Cc Address list of the email
* @var string
var $_mail_cc = '';
* the Bcc Address list of the email
* @var string
var $_mail_bcc = '';
* the priority of the email
* @var int, default 3
var $_mail_priority = 3;
* need notification or not
* @var string
var $_mail_needReply = false;
* 回复地址
* @var <string>
var $_mail_replyTo = '';
* notification address of the email
* @var string
var $_mail_notificationTo = '';
* message id
* @var string
var $_mail_messageId = '';
* the text body of the email
* @var string
var $_mail_textBody = '';
* the html body of the email
* @var string
var $_mail_htmlBody = '';
var $_mail_BodyType = '';
* the default body content-type
* @var string
var $_mail_type = '';
* the header of the email
* @var string
var $_mail_header = '';
* the body of the email
* @var string
var $_mail_body = '';
* 附件信息数组（附件所在路径、附件名称、附件类型）
var $aAttachments = array();
* the encode attachments of the email
* @var array
var $_mail_subpart_attachments = array();
* the attachments index of the email
* @var array
var $_mail_attachments_index = 0;
* count of embedded attachments
* @var int
var $_mail_embedded_count = 0;
* the boundary for 'multipart/mixed' type
* @var string
var $_mail_boundary_mix = '';
* the boundary for 'multipart/related'type
* @var string
var $_mail_boundary_rel = '';
* the boundary for 'multipart/alternative' type
* @var array
var $_mail_boundary_alt = '';
* 用户自定义邮件头
* @var array
var $_mail_userHeaders = array();
var $mime_types = array(
'gif' => 'image/gif',
'jpg' => 'image/jpeg',
'jpeg' => 'image/jpeg',
'jpe' => 'image/jpeg',
'bmp' => 'image/bmp',
'png' => 'image/png',
'tif' => 'image/tiff',
'tiff' => 'image/tiff',
'swf' => 'application/x-shockwave-flash',
'doc' => 'application/msword',
'xls' => 'application/vnd.ms-excel',
'ppt' => 'application/vnd.ms-powerpoint',
'pdf' => 'application/pdf',
'ps' => 'application/postscript',
'eps' => 'application/postscript',
'rtf' => 'application/rtf',
'bz2' => 'application/x-bzip2',
'gz' => 'application/x-gzip',
'tgz' => 'application/x-gzip',
'tar' => 'application/x-tar',
'zip' => 'application/zip',
'html' => 'text/html',
'htm' => 'text/html',
'txt' => 'text/plain',
'css' => 'text/css',
'js' => 'text/javascript',
'eml' => 'message/rfc822'
var $_mail_clientIp = '';
* MimeMail 构造函数
function MimeMail()
$this->_mail_messageId = sprintf('%s.%s', microtime(true), getmypid());
$this->_mail_boundary_mix = "=-sinamail_mix_" . md5(uniqid(rand(), true));
$this->_mail_boundary_rel = "=-sinamail_rel_" . md5(uniqid(rand(), true));
$this->_mail_boundary_alt = "=-sinamail_alt_" . md5(uniqid(rand(), true));
//$this->_mail_sended_index = 0 ;
* Get message id
* @return string
function getMessageID()
return $this->_mail_messageId;
function convEnc($s, $charset = 'GBK')
if ($charset == 'UTF-8') {
return array($s, 'UTF-8');
if ($charset == 'GBK' && preg_match('/[^\x00-\x7f\x{3000}-\x{303F}\x{4e00}-\x{9fff}\x{ff00}-\x{ffef}]/u', $s)) {
return array($s, 'UTF-8');
$es = mb_convert_encoding($s, $charset, 'UTF-8');
if ($es === false) {
return array($s, 'UTF-8');
} else {
return array($es, $charset);
function getClientIp()
if (!$this->_mail_clientIp) {
$ip = isset($_SERVER['HTTP_X_FORWARDED_FOR']) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : '';
if (!$ip) {
$ip = isset($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : '';
$a = explode('|', str_replace(',', '|', $ip));
$this->_mail_clientIp = trim($a[0]);
return $this->_mail_clientIp;
function setClientIp($ip)
$this->_mail_clientIp = $ip;
* 取得用户自定义邮件头
* @param string $name
* @return mixed
function getUserHeader($name = '')
if (!$name) {
return $this->_mail_userHeaders;
return (isset($this->_mail_userHeaders[$name]) ? $this->_mail_userHeaders[$name] : false);
* 设置用户自定义邮件头
* @param mixed $value
* @param string $name
function setUserHeader($value, $name = '')
$d = array();
if ($name == '') {
if (is_array($value)) {
$d = $value;
} else {
return;
} else {
$d[$name] = $value;
foreach ($d as $k => $v) {
if (is_scalar($v)) {
$this->_mail_userHeaders[$k] = $v;
* 设置邮件主题
* @param string $subject 邮件主题
function setSubject($subject)
if (!is_null($subject)) {
if (!$this->isBig($subject)) {
$this->_mail_subject = $subject;
} else {
list($subject, $charset) = $this->convEnc($subject);
$this->_mail_subject
= '=?' . $charset . '?B?' . base64_encode($subject) . '?=';
* 设置真实发信地址
* @param string $sender
function setSender($sender)
$this->_mail_sender = $sender;
* 设置发件人
* @param string $from 发件人邮件地址
* @param string $nickname 发件人昵称
function setFrom($from, $nickname = '')
$this->_mail_from_addr = $from;
if ('' == $nickname) {
$this->_mail_from = '<' . $from . '>';
} else {
if ($this->isBig($nickname)) {
list($nickname, $charset) = $this->convEnc($nickname);
$this->_mail_from = sprintf("\"=?%s?B?%s?=\" <%s>", $charset, base64_encode($nickname), $from);
} else {
$this->_mail_from = '"' . $nickname . '" <' . $from . '>';
* 设置收件人邮件列表
* @param string $to 收件人邮件地址
function setTo($mail_to)
if (!is_null($mail_to)) {
list($mail_to, $charset) = $this->convEnc($mail_to);
$this->_mail_to = $this->_encodeAddr($mail_to, $charset);
* 设置抄送邮件列表
* @param string $mail_cc 抄送邮件地址列表
function setCc($mail_cc)
if (!is_null($mail_cc)) {
list($mail_cc, $charset) = $this->convEnc($mail_cc);
$this->_mail_cc = $this->_encodeAddr($mail_cc, $charset);
* 设置密送邮件列表
* @param string $mail_bcc 密送邮件地址列表
function setBcc($mail_bcc)
if (!is_null($mail_bcc)) {
list($mail_bcc, $charset) = $this->convEnc($mail_bcc);
$this->_mail_bcc = $this->_encodeAddr($mail_bcc, $charset);
* 设置邮件正文类型
* @param string $text_type 邮件正文类型
function setBodyType($text_type)
if ($text_type == 'html')
$this->_mail_BodyType = $text_type;
$this->_mail_BodyType = "plain";
* 设置邮件优先级别
* @param string $priority 邮件优先级别
function setPriority($priority = 3)
$priority = !is_null($priority) ? $priority : 3;
$this->_mail_priority = $priority;
* 设置邮件优先级别
* @param string $isNeedReply 是否需要读信回执
* @param string $addr_notificationTo 回执邮件地址
function setNotificationTo($isNeedReply = false, $addr_notificationTo = '')
if ($isNeedReply == true) {
$this->_mail_needReply = $isNeedReply;
if (empty($addr_notificationTo))
$this->_mail_notificationTo = $this->_mail_sender;
$this->_mail_notificationTo = $addr_notificationTo;
* 设置邮件回复信息
* @param <string> $replyTo
function setReplyTo($replyTo)
$this->_mail_replyTo = $replyTo;
* 添加文本格式正文
* @param string $text 文本格式正文
function addTextBody($text)
list($text, $charset) = $this->convEnc($text, $this->_mail_text_charset);
if ($charset != $this->_mail_text_charset) {
$this->_mail_textBody = mb_convert_encoding($this->_mail_textBody, $charset, $this->_mail_text_charset);
$this->_mail_text_charset = $charset;
$this->_mail_textBody .= $text;
* 添加html格式正文
* @param string $html html格式正文
function addHtmlBody($html)
list($html, $charset) = $this->convEnc($html, $this->_mail_charset);
if ($charset != $this->_mail_charset) {
$this->_mail_htmlBody = mb_convert_encoding($this->_mail_htmlBody, $charset, $this->_mail_charset);
$this->_mail_charset = $charset;
$this->_mail_htmlBody .= $html;
function & getSendMailText($to = null)
$msg = '';
if (!empty($this->_mail_userHeaders['sina-sendseparate'])) {
if ($to) {
$header = str_replace('<{$_mail_to}>', $this->_splitAddrList($to), $this->_mail_header);
} else {
$header = str_replace('<{$_mail_to}>', $this->_splitAddrList($this->_mail_to), $this->_mail_header);
$msg = $header . CRLF . CRLF . $this->_mail_body;
} else {
$msg = $this->_mail_header . CRLF . CRLF . $this->_mail_body;
return $msg;
* 生成邮件header
* @param string $mailContentType 邮件content-type
* @return string mailHeader
function _buildHeader($mailContentType)
//$this->_mail_header = 'Return-path: ' . $this->_mail_sender . CRLF;
$this->_mail_header =
'Date: ' . date("D, d M Y H:i:s") . " +0800 " . CRLF;
$this->_mail_header .=
'Received: from ' . $this->_mail_sender . '([' . $this->getClientIp() . ']) by '
. $_SERVER['HTTP_HOST'] . ' via HTTP;' . CRLF
. ' ' . date("D, d M Y H:i:s") . " +0800 (CST)" . CRLF;
$replyTo = (!empty($this->_mail_replyTo)) ? $this->_mail_replyTo : $this->_mail_sender;
$this->_mail_header .= 'Reply-To: ' . $replyTo . CRLF;
if (strcasecmp($this->_mail_sender, $this->_mail_from_addr) != 0) {
$this->_mail_header .= 'Sender: ' . $this->_mail_sender . CRLF;
if (!is_null($this->_mail_from))
$this->_mail_header .=
"From: " . $this->_splitAddrList($this->_mail_from) . CRLF;
if (!empty($this->_mail_userHeaders['sina-sendseparate'])) {
$this->_mail_header .= 'To: <{$_mail_to}>' . CRLF;
} else {
if (!is_null($this->_mail_to))
$this->_mail_header .=
"To: " . $this->_splitAddrList($this->_mail_to) . CRLF;
if (!empty($this->_mail_cc))
$this->_mail_header .=
"Cc: " . $this->_splitAddrList($this->_mail_cc) . CRLF;
if (!empty($this->_mail_bcc))
$this->_mail_header .= "Bcc: " . $this->_splitAddrList($this->_mail_bcc) . CRLF;
if (!is_null($this->_mail_subject))
$this->_mail_header .= "Subject: " . $this->_mail_subject . CRLF;
$this->_mail_header .= "MIME-Version: 1.0" . CRLF;
$this->_mail_header .= "X-Priority: " . $this->_mail_priority . CRLF;
if ($this->_mail_needReply == true)
$this->_mail_header .=
"Disposition-Notification-To: " . $this->_mail_notificationTo . CRLF;
$this->_mail_header .= 'X-MessageID: ' . $this->_mail_messageId . CRLF;
$this->_mail_header .= 'X-Originating-IP: [' . $_SERVER["SERVER_ADDR"] . "]" . CRLF;
$this->_mail_header .= "X-Mailer: Sina WebMail 4.0" . CRLF;
foreach ($this->_mail_userHeaders as $k => $v) {
$hn = str_replace(' ', '-', ucwords(str_replace('-', ' ', $k)));
$this->_mail_header .= "X-$hn: $v" . CRLF;
$this->_mail_header .= $mailContentType;
* 生成邮件体
* @return bool 成功返回0，失败返回错误代码
function buildBody()
$b_attachments = ($this->_mail_attachments > 0 ) ? true : false;
$b_imgAttachments = (count($this->attachments_img) > 0) ? true : false;
$b_htmlBody = !empty($this->_htmlbody) ? true : false;
$b_textBody = (!$html AND !empty($this->_txtbody)) ? true : false;
if (count($this->aAttachments) > 0) {
foreach ($this->aAttachments as $a_AttFile) {
if (!$this->_getAttachment($a_AttFile['attFilePath'], $a_AttFile['attName'], $a_AttFile['attType'], $a_AttFile['attEmbedded'])) {
return false;
switch ($this->_parseElements()) {
case 1: //text/plain
$this->_buildHeader("Content-Type: text/plain; charset=$this->_mail_text_charset\nContent-Transfer-Encoding: base64");
$this->_mail_body = $this->_getTextMailBody();
break;
case 3: //text/plain && text/html
$this->_buildHeader("Content-Type: multipart/alternative;\n\t boundary=\"$this->_mail_boundary_alt\"");
$this->_mail_body = "--" . $this->_mail_boundary_alt . CRLF;
$this->_mail_body .=
"Content-Type: text/plain;\n\tcharset=$this->_mail_text_charset" . CRLF;
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF;
$this->_mail_body .= "Content-Disposition: inline" . CRLF . CRLF;
$this->_mail_body .= $this->_getTextMailBody() . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_alt . CRLF;
$this->_mail_body .=
"Content-Type: text/html; \n\tcharset=$this->_mail_charset" . CRLF;
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF;
$this->_mail_body .= "Content-Disposition: inline" . CRLF . CRLF;
$this->_mail_body .= $this->_getHtmlMailBody() . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_alt . "--" . CRLF;
break;
case 5: // text/plain && attachments
$this->_buildHeader("Content-Type: multipart/mixed;\n\t boundary=\"$this->_mail_boundary_mix\"");
$this->_mail_body = "--" . $this->_mail_boundary_mix . CRLF;
$this->_mail_body .=
"Content-Type: text/plain;\n\tcharset=$this->_mail_text_charset" . CRLF;
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF;
$this->_mail_body .= "Content-Disposition: inline" . CRLF . CRLF;
$this->_mail_body .= $this->_getTextMailBody() . CRLF . CRLF;
foreach ($this->_mail_subpart_attachments as $value) {
$this->_mail_body .= "--" . $this->_mail_boundary_mix . CRLF;
$this->_mail_body .=
"Content-Type: " . $value['type'] . "; name=\"" . $value['name'] . "\"" . CRLF;
$this->_mail_body .=
"Content-Disposition: attachment; filename=\"" . $value['name'] . "\"" . CRLF;
if ($value['type'] == 'message/rfc822') {
$this->_mail_body .= "Content-Transfer-Encoding: 8bit" . CRLF . CRLF;
} else {
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF . CRLF;
$this->_mail_body .= $value['content'] . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_mix . "--" . CRLF;
break;
case 7: //text/plain && text/html && attachment
$this->_buildHeader("Content-Type: multipart/mixed;\n\t boundary=\"$this->_mail_boundary_mix\"");
$this->_mail_body = "--" . $this->_mail_boundary_mix . CRLF;
$this->_mail_body .= "Content-Type: multipart/alternative;\n\t boundary=\"$this->_mail_boundary_alt\"" . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_alt . CRLF;
$this->_mail_body .= "Content-Type: text/plain;\n\tcharset=$this->_mail_text_charset" . CRLF;
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF;
$this->_mail_body .= "Content-Disposition: inline" . CRLF . CRLF;
$this->_mail_body .= $this->_getTextMailBody() . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_alt . CRLF;
$this->_mail_body .= "Content-Type: text/html; charset=$this->_mail_charset" . CRLF;
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF;
$this->_mail_body .= "Content-Disposition: inline" . CRLF . CRLF;
$this->_mail_body .= $this->_getHtmlMailBody() . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_alt . "--" . CRLF . CRLF;
foreach ($this->_mail_subpart_attachments as $value) {
$this->_mail_body .= "--" . $this->_mail_boundary_mix . CRLF;
$this->_mail_body .= "Content-Type: " . $value['type'] . "; name=\"" . $value['name'] . "\"" . CRLF;
$this->_mail_body .= "Content-Disposition: attachment; filename=\"" . $value['name'] . "\"" . CRLF;
if ($value['type'] == 'message/rfc822') {
$this->_mail_body .= "Content-Transfer-Encoding: 8bit" . CRLF . CRLF;
} else {
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF . CRLF;
$this->_mail_body .= $value['content'] . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_mix . "--" . CRLF;
break;
case 11:
$this->_buildHeader("Content-Type: multipart/related; type=\"multipart/alternative\";\n\t boundary=\"$this->_mail_boundary_rel\"");
$this->_mail_body = "--" . $this->_mail_boundary_rel . CRLF;
$this->_mail_body .= "Content-Type: multipart/alternative;\n\t boundary=\"$this->_mail_boundary_alt\"" . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_alt . CRLF;
$this->_mail_body .= "Content-Type: text/plain;\n\tcharset=$this->_mail_text_charset" . CRLF;
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF;
$this->_mail_body .= "Content-Disposition: inline" . CRLF . CRLF;
$this->_mail_body .= $this->_getTextMailBody() . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_alt . CRLF;
$this->_mail_body .= "Content-Type: text/html; charset=$this->_mail_charset" . CRLF;
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF;
$this->_mail_body .= "Content-Disposition: inline" . CRLF . CRLF;
$this->_mail_body .= $this->_getHtmlMailBody() . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_alt . "--" . CRLF . CRLF;
foreach ($this->_mail_subpart_attachments as $value) {
if ($value['embedded']) {
$this->_mail_body .= "--" . $this->_mail_boundary_rel . CRLF;
$this->_mail_body .= "Content-ID: <" . $value['embedded'] . ">" . CRLF;
$this->_mail_body .= "Content-Type: " . $value['type'] . "; name=\"" . $value['name'] . "\"" . CRLF;
$this->_mail_body .= "Content-Disposition: attachment; filename=\"" . $value['name'] . "\"" . CRLF;
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF . CRLF;
$this->_mail_body .= $value['content'] . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_rel . "--" . CRLF;
break;
case 15:
$this->_buildHeader("Content-Type: multipart/mixed;\n\t boundary=\"$this->_mail_boundary_mix\"");
$this->_mail_body .= "--" . $this->_mail_boundary_mix . CRLF;
$this->_mail_body .= "Content-Type: multipart/related; type=\"multipart/alternative\"; boundary=\"$this->_mail_boundary_rel\"" . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_rel . CRLF;
$this->_mail_body .= "Content-Type: multipart/alternative;\n\t boundary=\"$this->_mail_boundary_alt\"" . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_alt . CRLF;
$this->_mail_body .= "Content-Type: text/plain; charset=$this->_mail_text_charset" . CRLF;
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF;
$this->_mail_body .= "Content-Disposition: inline" . CRLF . CRLF;
$this->_mail_body .= $this->_getTextMailBody() . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_alt . CRLF;
$this->_mail_body .= "Content-Type: text/html; charset=$this->_mail_charset" . CRLF;
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF;
$this->_mail_body .= "Content-Disposition: inline" . CRLF . CRLF;
$this->_mail_body .= $this->_getHtmlMailBody() . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_alt . "--" . CRLF . CRLF;
foreach ($this->_mail_subpart_attachments as $value) {
if ($value['embedded']) {
$this->_mail_body .= "--" . $this->_mail_boundary_rel . CRLF;
$this->_mail_body .= "Content-ID: <" . $value['embedded'] . ">" . CRLF;
$this->_mail_body .= "Content-Type: " . $value['type'] . "; name=\"" . $value['name'] . "\"" . CRLF;
$this->_mail_body .= "Content-Disposition: attachment; filename=\"" . $value['name'] . "\"" . CRLF;
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF . CRLF;
$this->_mail_body .= $value['content'] . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_rel . "--" . CRLF . CRLF;
foreach ($this->_mail_subpart_attachments as $value) {
if (!$value['embedded']) {
$this->_mail_body .= "--" . $this->_mail_boundary_mix . CRLF;
$this->_mail_body .= "Content-Type: " . $value['type'] . "; name=\"" . $value['name'] . "\"" . CRLF;
$this->_mail_body .= "Content-Disposition: attachment; filename=\"" . $value['name'] . "\"" . CRLF;
//$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF . CRLF;
if ($value['type'] == 'message/rfc822') {
$this->_mail_body .= "Content-Transfer-Encoding: 8bit" . CRLF . CRLF;
} else {
$this->_mail_body .= "Content-Transfer-Encoding: base64" . CRLF . CRLF;
$this->_mail_body .= $value['content'] . CRLF . CRLF;
$this->_mail_body .= "--" . $this->_mail_boundary_mix . "--" . CRLF;
break;
default:
return false;
//$this->sended_index++;
return true;
* 分析content-type
* @param string $mailContentType 邮件content-type
* @return string mailHeader
function _parseElements()
if ($this->_mail_BodyType == "html") {
$this->_mail_type = 3;
if (!empty($this->mail_html)) {
if (empty($this->mail_text))
$this->mail_text = $this->htmlToText($this->mail_html);
$this->_mail_type = 1;
if ($this->_mail_attachments_index != 0) {
if ($this->_mail_type == 3 && $this->_mail_embedded_count > 0) {
$this->_mail_type = $this->_mail_type + 8;
if ((count($this->aAttachments) - $this->_mail_embedded_count) >= 1) {
$this->_mail_type = $this->_mail_type + 4;
} else if (count($this->aAttachments) > 0) {
$this->_mail_type = $this->_mail_type + 4;
return $this->_mail_type;
* 添加附件
* @param string $attFile 附件文件绝对路径
* @param string $attName 附件名称
* @param string $attFileType 附件文件类型
* @param bool $attEmbedded 附件是否为嵌入
* @return 成功 0，失败 错误代码
function addAttachment($sAttFilePath, $sAttName, $sAttType='', $sAttEmbedded = false)
if (is_null($sAttFilePath)) {
return;
$embedded = false;
if ($sAttEmbedded) {
$this->_mail_embedded_count++;
$embedded = sprintf('part%s.%s', $this->_mail_embedded_count, $this->_mail_messageId);
$this->aAttachments[$this->_mail_attachments_index] = array(
'attFilePath' => $sAttFilePath,
'attName' => $sAttName,
'attType' => $sAttType,
'attEmbedded' => $embedded
$this->_mail_attachments_index++;
* 获取附件subpart信息
* @param string $attFile 附件文件绝对路径
* @param string $attName 附件名称
* @param string $attFileType 附件文件类型
* @param int $attEmbedded 附件嵌入ID
* @return 成功 0，失败 错误代码
function _getAttachment($attFile, $attName, $attFileType = "", $attEmbedded)
$content = file_get_contents($attFile);
if ($content !== false) {
list($attName, $charset) = $this->convEnc($attName);
$attFileType = empty($attFileType) ? $this->_getMimeType($attName) : $attFileType;
if ($attFileType == 'message/rfc822') {
$this->_mail_subpart_attachments[] = array(
'content' => $content,
'name' => '=?' . $charset . '?B?' . base64_encode($attName) . '?=',
'type' => $attFileType,
'embedded' => false
} else {
$this->_mail_subpart_attachments[] = array(
'content' => chunk_split(base64_encode($content), MIME_LINE_LENGTH_LIMIT, CRLF),
'name' => '=?' . $charset . '?B?' . base64_encode($attName) . '?=',
'type' => $attFileType,
'embedded' => $attEmbedded
return true;
} else {
return false;
* 将文本格式正文按照RFC规范编码并拆分成行
* @param string
function _getTextMailBody()
if (isset($this->_mail_textBody) && !is_null($this->_mail_textBody))
return chunk_split(
base64_encode($this->_mail_textBody), MIME_LINE_LENGTH_LIMIT, CRLF);
return '';
* 将嵌入附件的标记替换为实际的Content-ID
* @param string $body
* @return string
function _replaceEmbedded($body)
foreach ($this->aAttachments as $att) {
if (!$att['attEmbedded']) {
continue;
$search = '__CID__' . md5($att['attFilePath']);
$repl = 'cid:' . $att['attEmbedded'];
$body = str_replace($search, $repl, $body);
return $body;
* 将html格式正文按照RFC规范编码并拆分成行
* @param string
function _getHtmlMailBody()
if (isset($this->_mail_htmlBody) && !is_null($this->_mail_htmlBody)) {
if ($this->_mail_embedded_count > 0) {
$this->_mail_htmlBody = $this->_replaceEmbedded($this->_mail_htmlBody);
return chunk_split(
base64_encode($this->_mail_htmlBody), MIME_LINE_LENGTH_LIMIT, CRLF);
} else {
return '';
* private
* 获取附件类型
* @param string $attName 附件名称
function _getMimeType($attName)
$ext_array = explode(".", $attName);
if (($last = count($ext_array) - 1) != 0) {
$ext = strtolower($ext_array[$last]);
if (isset($this->mime_types[$ext]))
return $this->mime_types[$ext];
return "application/octet-stream";
* 按照RFC规范将邮件地址列表拆分成行
* @param string $inputAddr 邮件地址列表
* @return string 规范后的邮件地址列表
function _splitAddrList($inputAddr)
if (is_null($inputAddr) || MIME_LINE_LENGTH_LIMIT > strlen($inputAddr))
return $inputAddr;
else {
$a_splitAddr = explode(",", $inputAddr);
$curLen = 0;
$outputAddr = '';
foreach ($a_splitAddr as $key => $address) {
$curLen += strlen($address);
if (MIME_LINE_LENGTH_LIMIT < $curLen) {
$outputAddr .= CRLF . ' ' . $address . ",";
$curLen = strlen($address);
} else {
$outputAddr .= $address . ",";
return $outputAddr;
* encode addList for MIME Header
* @param string $addr_str 邮件地址列表
function _encodeAddr($addr_str, $charset = 'GBK')
$addr_ret = '';
$addr_str = mb_ereg_replace(mb_convert_encoding('，', $charset, 'UTF-8'), ',', $addr_str, $charset);
$addrs = $this->_splitAddressStr($addr_str);
foreach ($addrs as $key => $addr) {
$addr = trim($addr);
if ($key != 0)
$addr_ret .= ', ';
if (preg_match('/(.*)<(.*)>$/', $addr, $addr_split)) {
$addr_name = trim($addr_split[1]);
$addr_name = trim($addr_name, '"');
$addr_mail = trim($addr_split[2]);
mb_internal_encoding($charset);
if (!self::isBig($addr_name)) {
$addr_ret .= '"' . $addr_name . '" <' . $addr_mail . '>';
} else {
$addr_ret .= '=?' . $charset . '?B?' . base64_encode($addr_name) . '?= <' . $addr_mail . '>';
$addr_ret .= $addr;
return $addr_ret;
function _splitAddressStr($s)
$ls = array();
$inQuote = false;
$item = '';
for ($i = 0, $n = strlen($s); $i < $n; ++$i) {
$ch = $s[$i];
if ($ch == '"') {
if (!$inQuote) {
$inQuote = true;
} else {
$inQuote = false;
} elseif ($ch == ',' || $ch == ';') {
if (!$inQuote) {
if (isset($item[0])) {
array_push($ls, $item);
$item = '';
} else {
$item .= $ch;
} else {
$item .= $ch;
if (isset($item[0])) {
array_push($ls, $item);
return $ls;
* 将html格式转换为text
* @param string $html
* @return string 转换后text字符串
function htmlToText($html)
if (!strlen($html))
return '';
$search = array("'<br[^>]*?>'si");
$replace = array("\n");
$txt = preg_replace($search, $replace, $html);
$txt = strip_tags($txt);
return htmlspecialchars_decode($txt);
* 检查是否是大字符集
* @param string type $string
* @return boolean
function isBig($string)
for ($i = 0; $i < strlen($string); $i++) {
if (ord($string[$i]) > 127) {
return true;
return false;
$html='<h1>hello</h1>';
$text=strip_tags($html);
$mime=new MimeMail();
//增加一个邮件头
$mime->setUserHeader('044D8EB6F6EF3F6FAE1A32D8B0930F609000000000000002', 'sina-mid');
$mime->setSender("shihan2@sopans.com");
$mime->setFrom("shihan2@sopans.com");
$mime->setTo("shihan2@sopans.com");
$mime->setSubject("我来测试");
$mime->setBodyType('html');
$mime->addHtmlBody($html);
$mime->addTextBody($text);
$mime->addAttachment("D:/phpServer/WWW/test/1.log","1.log","");