PHP SMTP邮件发送类，支持SSL连接

hyperv · 发表于 2015-12-24 08:22:41

sendmail.sh:
curl -o /tmp/email -s -d "smtp=${SMTP}" -d "from=${FROM}" -d "user=${USER}" -d "pass=${PASS}" -d "to=${TO}" -d "title=${TITLE}" -d "content=${CONTENT}" -d "ssl=${SSL}" -d "port=${PORT}" http://127.0.0.1/mail.php
curl 用法：http://blog.iyunv.com/uid-29110326-id-4818236.html

有些符号在URL中是不能直接传递的，如果要在URL中传递这些特殊符号，那么就要使用他们的编码了。编码的格式为：%加字符的ASCII码，即一个百分号%，后面跟对应字符的ASCII（16进制）码值。
下表中列出了一些URL特殊符号及编码：

			十六进制值
1.	+	URL 中+号表示空格	%2B
2.	空格	URL中的空格可以用+号或者编码	%20
3.	/	分隔目录和子目录	%2F
4.	?	分隔实际的 URL 和参数	%3F
5.	%	指定特殊字符	%25
6.	#	表示书签	%23
7.	&	URL 中指定的参数间的分隔符	%26
8.	=	URL 中指定参数的值	%3D

C++ 替换string中的字符：

string& command::replace_all(string& str,const string& old_value,const string& new_value)
{
while(true){
string::size_type pos(0);
if( (pos=str.find(old_value))!=string::npos )
str.replace(pos,old_value.length(),new_value);
else break;
}
return str;
}
content = replace_all(content,"&","%26");//URL特殊符号及编码

　　点击(此处)折叠或打开

setServer("smtp@126.com", "XXXXX@126.com", "XXXXX"); //设置smtp服务器，普通连接方式
* $mail->setServer("smtp.gmail.com", "XXXXX@gmail.com", "XXXXX", 465, true); //设置smtp服务器，到服务器的SSL连接
* $mail->setFrom("XXXXX"); //设置发件人
* $mail->setReceiver("XXXXX"); //设置收件人，多个收件人，调用多次
* $mail->setCc("XXXX"); //设置抄送，多个抄送，调用多次
* $mail->setBcc("XXXXX"); //设置秘密抄送，多个秘密抄送，调用多次
* $mail->addAttachment("XXXX"); //添加附件，多个附件，调用多次
* $mail->setMail("test", "test"); //设置邮件主题、内容
* $mail->sendMail(); //发送
*/
if(isset($_REQUEST['smtp']))
{
$SMTP=$_REQUEST['smtp'];
}
if(isset($_REQUEST['from']))
{
$FROM=$_REQUEST['from'];
}
if(isset($_REQUEST['user']))
{
$USER=$_REQUEST['user'];
}
if(isset($_REQUEST['pass']))
{
$PASS=$_REQUEST['pass'];
}
if(isset($_REQUEST['to']))
{
$TO=$_REQUEST['to'];
}
if(isset($_REQUEST['title']))
{
$TITLE=$_REQUEST['title'];
}
if(isset($_REQUEST['content']))
{
$CONTENT=$_REQUEST['content'];
}
if(isset($_REQUEST['ssl'])){
$SSL=$_REQUEST['ssl'];
}
if(isset($_REQUEST['port'])){
$PORT=$_REQUEST['port'];
}
//echo "parse:
"."$SMTP
"."$FROM
"."$USER
"."$PASS
"."$TO
"."$TITLE
"."$CONTENT
"."$SSL
"."$PORT
\r\n";
//curl http://127.0.0.1/mail.php?smtp=smtp.xx.com&from=xxxx.com&user=xxxx.com&pass=xxxx&to=xxxx.com&title=test&content=test&ssl=YES
// /geo/app/scripts/sendmail.sh smtp.xx.com xxxx.com xxxx.com xxxx xxxx.com test test NO
$mail = new MySendMail();
if($SSL=="YES"){
echo "SSL YES\r\n";
//$CONTENT="$CONTENT:$PORT";
$mail->setServer($SMTP, $FROM, $PASS,$PORT,true);
}else{
echo "SSL NO\r\n";
//$CONTENT="$CONTENT:25";
$mail->setServer($SMTP, $FROM, $PASS);
}
$mail->setFrom($USER);
$mail->setReceiver($TO);
$mail->setMail($TITLE, "$CONTENT");
$mail->sendMail();
class MySendMail {
/**
* @var string 邮件传输代理用户名
* @access protected
*/
protected $_userName;
/**
* @var string 邮件传输代理密码
* @access protected
*/
protected $_password;
/**
* @var string 邮件传输代理服务器地址
* @access protected
*/
protected $_sendServer;
/**
* @var int 邮件传输代理服务器端口
* @access protected
*/
protected $_port;
/**
* @var string 发件人
* @access protected
*/
protected $_from;
/**
* @var array 收件人
* @access protected
*/
protected $_to = array();
/**
* @var array 抄送
* @access protected
*/
protected $_cc = array();
/**
* @var array 秘密抄送
* @access protected
*/
protected $_bcc = array();
/**
* @var string 主题
* @access protected
*/
protected $_subject;
/**
* @var string 邮件正文
* @access protected
*/
protected $_body;
/**
* @var array 附件
* @access protected
*/
protected $_attachment = array();
/**
* @var reource socket资源
* @access protected
*/
protected $_socket;
/**
* @var reource 是否是安全连接
* @access protected
*/
protected $_isSecurity;
/**
* @var string 错误信息
* @access protected
*/
protected $_errorMessage;
/**
* 设置邮件传输代理，如果是可以匿名发送有邮件的服务器，只需传递代理服务器地址就行
* @access public
* @param string $server 代理服务器的ip或者域名
* @param string $username 认证账号
* @param string $password 认证密码
* @param int $port 代理服务器的端口，smtp默认25号端口
* @param boolean $isSecurity 到服务器的连接是否为安全连接，默认false
* @return boolean
*/
public function setServer($server, $username="", $password="", $port=25, $isSecurity=false) {
echo "port:"."$port
\r\n";
$this->_sendServer = $server;
$this->_port = $port;
$this->_isSecurity = $isSecurity;
$this->_userName = empty($username) ? "" : base64_encode($username);
$this->_password = empty($password) ? "" : base64_encode($password);
return true;
}
/**
* 设置发件人
* @access public
* @param string $from 发件人地址
* @return boolean
*/
public function setFrom($from) {
echo "from:"."$from
\r\n";
$this->_from = $from;
return true;
}
/**
* 设置收件人，多个收件人，调用多次.
* @access public
* @param string $to 收件人地址
* @return boolean
*/
public function setReceiver($to) {
echo "to:"."$to
\r\n";
$this->_to[] = $to;
return true;
}
/**
* 设置抄送，多个抄送，调用多次.
* @access public
* @param string $cc 抄送地址
* @return boolean
*/
public function setCc($cc) {
$this->_cc[] = $cc;
return true;
}
/**
* 设置秘密抄送，多个秘密抄送，调用多次
* @access public
* @param string $bcc 密抄送地址
* @return boolean
*/
public function setBcc($bcc) {
$this->_bcc[] = $bcc;
return true;
}
/**
* 设置邮件附件，多个附件，调用多次
* @access public
* @param string $file 文件地址
* @return boolean
*/
public function addAttachment($file) {
if(!file_exists($file)) {
$this->_errorMessage = "file " . $file . " does not exist.";
return false;
}
$this->_attachment[] = $file;
return true;
}
/**
* 设置邮件信息
* @access public
* @param string $body 邮件主题
* @param string $subject 邮件主体内容，可以是纯文本，也可是是HTML文本
* @return boolean
*/
public function setMail($subject, $body) {
echo "$subject:"."$body

\r\n\r\n";
$this->_subject = base64_encode($subject);
$this->_body = base64_encode($body);
return true;
}
/**
* 发送邮件
* @access public
* @return boolean
*/
public function sendMail() {
$command = $this->getCommand();
$this->_isSecurity ? $this->socketSecurity() : $this->socket();
foreach ($command as $value) {
$result = $this->_isSecurity ? $this->sendCommandSecurity($value[0], $value[1]) : $this->sendCommand($value[0], $value[1]);
if($result) {
continue;
}
else{
return false;
}
}
//其实这里也没必要关闭，smtp命令：QUIT发出之后，服务器就关闭了连接，本地的socket资源会自动释放
$this->_isSecurity ? $this->closeSecutity() : $this->close();
return true;
}
/**
* 返回错误信息
* @return string
*/
public function error(){
if(!isset($this->_errorMessage)) {
$this->_errorMessage = "";
}
return $this->_errorMessage;
}
/**
* 返回mail命令
* @access protected
* @return array
*/
protected function getCommand() {
$separator = "----=_Part_" . md5($this->_from . time()) . uniqid(); //分隔符
$command = array(
array("HELO sendmail\r\n", 250)
);
if(!empty($this->_userName)){
$command[] = array("AUTH LOGIN\r\n", 334);
$command[] = array($this->_userName . "\r\n", 334);
$command[] = array($this->_password . "\r\n", 235);
}
//设置发件人
$command[] = array("MAIL FROM: \r\n", 250);
$header = "FROM: \r\n";
//设置收件人
if(!empty($this->_to)) {
$count = count($this->_to);
if($count == 1){
$command[] = array("RCPT TO: \r\n", 250);
$header .= "TO: \r\n";
}
else{
for($i=0; $i_to[$i] . ">\r\n", 250);
if($i == 0){
$header .= "TO: ";
}
elseif($i + 1 == $count){
$header .= ",\r\n";
}
else{
$header .= ",";
}
}
}
}
//设置抄送
if(!empty($this->_cc)) {
$count = count($this->_cc);
if($count == 1){
$command[] = array("RCPT TO: \r\n", 250);
$header .= "CC: \r\n";
}
else{
for($i=0; $i_cc[$i] . ">\r\n", 250);
if($i == 0){
$header .= "CC: ";
}
elseif($i + 1 == $count){
$header .= ",\r\n";
}
else{
$header .= ",";
}
}
}
}
//设置秘密抄送
if(!empty($this->_bcc)) {
$count = count($this->_bcc);
if($count == 1) {
$command[] = array("RCPT TO: \r\n", 250);
$header .= "BCC: \r\n";
}
else{
for($i=0; $i_bcc[$i] . ">\r\n", 250);
if($i == 0){
$header .= "BCC: ";
}
elseif($i + 1 == $count){
$header .= ",\r\n";
}
else{
$header .= ",";
}
}
}
}
//主题
$header .= "Subject: =?UTF-8?B?" . $this->_subject ."?=\r\n";
if(isset($this->_attachment)) {
//含有附件的邮件头需要声明成这个
$header .= "Content-Type: multipart/mixed;\r\n";
}
elseif(false){
//邮件体含有图片资源的,且包含的图片在邮件内部时声明成这个，如果是引用的远程图片，就不需要了
$header .= "Content-Type: multipart/related;\r\n";
}
else{
//html或者纯文本的邮件声明成这个
$header .= "Content-Type: multipart/alternative;\r\n";
}
//邮件头分隔符
$header .= "\t" . 'boundary="' . $separator . '"';
$header .= "\r\nMIME-Version: 1.0\r\n";
//这里开始是邮件的body部分，body部分分成几段发送
$header .= "\r\n--" . $separator . "\r\n";
$header .= "Content-Type:text/html; charset=utf-8\r\n";
$header .= "Content-Transfer-Encoding: base64\r\n\r\n";
$header .= $this->_body . "\r\n";
$header .= "--" . $separator . "\r\n";
//加入附件
if(!empty($this->_attachment)){
$count = count($this->_attachment);
for($i=0; $igetMIMEType($this->_attachment[$i]) . '; name="=?UTF-8?B?' . base64_encode( basename($this->_attachment[$i]) ) . '?="' . "\r\n";
$header .= "Content-Transfer-Encoding: base64\r\n";
$header .= 'Content-Disposition: attachment; filename="=?UTF-8?B?' . base64_encode( basename($this->_attachment[$i]) ) . '?="' ."\r\n";
$header .= "\r\n";
$header .= $this->readFile($this->_attachment[$i]);
$header .= "\r\n--" . $separator . "\r\n";
}
}
//结束邮件数据发送
$header .= "\r\n.\r\n";
$command[] = array("DATA\r\n", 354);
$command[] = array($header, 250);
$command[] = array("QUIT\r\n", 221);
return $command;
}
/**
* 发送命令
* @access protected
* @param string $command 发送到服务器的smtp命令
* @param int $code 期望服务器返回的响应码
* @return boolean
*/
protected function sendCommand($command, $code) {
echo 'Send command:' . $command . ',expected code:' . $code . '
';
//发送命令给服务器
try{
if(socket_write($this->_socket, $command, strlen($command))){
//当邮件内容分多次发送时，没有code，服务器没有返回
if(empty($code)) {
return true;
}
//读取服务器返回
$data = trim(socket_read($this->_socket, 1024));
echo 'response:' . $data . '

';
if($data) {
$pattern = "/^".$code."+?/";
if(preg_match($pattern, $data)) {
return true;
}
else{
$this->_errorMessage = "Error:" . $data . "|**| command:";
return false;
}
}
else{
$this->_errorMessage = "Error:" . socket_strerror(socket_last_error());
return false;
}
}
else{
$this->_errorMessage = "Error:" . socket_strerror(socket_last_error());
return false;
}
}catch(Exception $e) {
$this->_errorMessage = "Error:" . $e->getMessage();
}
}
/**
* 安全连接发送命令
* @access protected
* @param string $command 发送到服务器的smtp命令
* @param int $code 期望服务器返回的响应码
* @return boolean
*/
protected function sendCommandSecurity($command, $code) {
echo 'Send command:' . $command . ',expected code:' . $code . '
';
try {
if(fwrite($this->_socket, $command)){
//当邮件内容分多次发送时，没有code，服务器没有返回
if(empty($code)) {
return true;
}
//读取服务器返回
$data = trim(fread($this->_socket, 1024));
echo 'response:' . $data . '

';
if($data) {
$pattern = "/^".$code."+?/";
if(preg_match($pattern, $data)) {
return true;
}
else{
$this->_errorMessage = "Error:" . $data . "|**| command:";
return false;
}
}
else{
return false;
}
}
else{
$this->_errorMessage = "Error: " . $command . " send failed";
return false;
}
}catch(Exception $e) {
$this->_errorMessage = "Error:" . $e->getMessage();
}
}
/**
* 读取附件文件内容，返回base64编码后的文件内容
* @access protected
* @param string $file 文件
* @return mixed
*/
protected function readFile($file) {
if(file_exists($file)) {
$file_obj = file_get_contents($file);
return base64_encode($file_obj);
}
else {
$this->_errorMessage = "file " . $file . " dose not exist";
return false;
}
}
/**
* 获取附件MIME类型
* @access protected
* @param string $file 文件
* @return mixed
*/
protected function getMIMEType($file) {
if(file_exists($file)) {
$mime = mime_content_type($file);
/*if(! preg_match("/gif|jpg|png|jpeg/", $mime)){
$mime = "application/octet-stream";
}*/
return $mime;
}
else {
return false;
}
}
/**
* 建立到服务器的网络连接
* @access protected
* @return boolean
*/
protected function socket() {
//创建socket资源
$this->_socket = socket_create(AF_INET, SOCK_STREAM, getprotobyname('tcp'));
if(!$this->_socket) {
$this->_errorMessage = socket_strerror(socket_last_error());
return false;
}
socket_set_block($this->_socket);//设置阻塞模式
//连接服务器
if(!socket_connect($this->_socket, $this->_sendServer, $this->_port)) {
$this->_errorMessage = socket_strerror(socket_last_error());
return false;
}
$str = socket_read($this->_socket, 1024);
if(!preg_match("/220+?/", $str)){
$this->_errorMessage = $str;
return false;
}
return true;
}
/**
* 建立到服务器的SSL网络连接
* @access protected
* @return boolean
*/
protected function socketSecurity() {
$remoteAddr = "tcp://" . $this->_sendServer . ":" . $this->_port;
$this->_socket = stream_socket_client($remoteAddr, $errno, $errstr, 30);
if(!$this->_socket){
$this->_errorMessage = $errstr;
return false;
}
//设置加密连接，默认是ssl，如果需要tls连接，可以查看php手册stream_socket_enable_crypto函数的解释
stream_socket_enable_crypto($this->_socket, true, STREAM_CRYPTO_METHOD_SSLv23_CLIENT); //SSL
//stream_socket_enable_crypto($this->_socket, true, STREAM_CRYPTO_METHOD_TLS_CLIENT); //TLS
stream_set_blocking($this->_socket, 1); //设置阻塞模式
$str = fread($this->_socket, 1024);
if(!preg_match("/220+?/", $str)){
$this->_errorMessage = $str;
return false;
}
return true;
}
/**
* 关闭socket
* @access protected
* @return boolean
*/
protected function close() {
if(isset($this->_socket) && is_object($this->_socket)) {
$this->_socket->close();
return true;
}
$this->_errorMessage = "No resource can to be close";
return false;
}
/**
* 关闭安全socket
* @access protected
* @return boolean
*/
protected function closeSecutity() {
if(isset($this->_socket) && is_object($this->_socket)) {
stream_socket_shutdown($this->_socket, STREAM_SHUT_WR);
return true;
}
$this->_errorMessage = "No resource can to be close";
return false;
}
}

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