PHPSMTP 邮件发送类, 支持多附件, 支持 SSL 连接 - PHP 源码
php 代码:
- <?php
- /**
- * 邮件发送类
- * 支持发送纯文本邮件和 HTML 格式的邮件, 可以多收件人, 多抄送, 多秘密抄送, 带附件 (单个或多个附件), 支持到服务器的 ssl 连接
- * 需要的 php 扩展: socketsFileinfo 和 openssl
- * @example
- * $mail = new MySendMail();
- * $mail--->setServer("XXXXX", "XXXXX@XXXXX", "XXXXX"); // 设置 smtp 服务器
- * $mail->setServer("XXXXX", "XXXXX@XXXXX", "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
- */
- class MySendMail {
- /**
- * @var string 邮件传输代理用户名
- * @access private
- */
- private $_userName;
- /**
- * @var string 邮件传输代理密码
- * @access private
- */
- private $_password;
- /**
- * @var string 邮件传输代理服务器地址
- * @access private
- */
- private $_sendServer;
- /**
- * @var int 邮件传输代理服务器端口
- * @access private
- */
- private $_port;
- /**
- * @var string 发件人
- * @access protected
- */
- protected $_from;
- /**
- * @var string 收件人
- * @access protected
- */
- protected $_to;
- /**
- * @var string 抄送
- * @access protected
- */
- protected $_cc;
- /**
- * @var string 秘密抄送
- * @access protected
- */
- protected $_bcc;
- /**
- * @var string 主题
- * @access protected
- */
- protected $_subject;
- /**
- * @var string 邮件正文
- * @access protected
- */
- protected $_body;
- /**
- * @var string 附件
- * @access protected
- */
- protected $_attachment;
- /**
- * @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) {
- $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) {
- $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) {
- if(isset($this->_to)) {
- if(is_string($this->_to)) {
- $this->_to = array($this->_to);
- $this->_to[] = $to;
- return true;
- }
- elseif(is_array($this->_to)) {
- $this->_to[] = $to;
- return true;
- }
- else {
- return false;
- }
- }
- else {
- $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) {
- if(isset($this->_cc)) {
- if(is_string($this->_cc)) {
- $this->_cc = array($this->_cc);
- $this->_cc[] = $cc;
- return true;
- }
- elseif(is_array($this->_cc)) {
- $this->_cc[] = $cc;
- return true;
- }
- else {
- return false;
- }
- }
- else {
- $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 $bcc 秘密抄送地址
- * @return boolean
- */
- public function setBcc($bcc) {
- if(isset($this->_bcc)) {
- if(is_string($this->_bcc)) {
- $this->_bcc = array($this->_bcc);
- $this->_bcc[] = $bcc;
- return true;
- }
- elseif(is_array($this->_bcc)) {
- $this->_bcc[] = $bcc;
- return true;
- }
- else {
- return false;
- }
- }
- else {
- $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" . $file . "does not exist.";
- return false;
- }
- if(isset($this->_attachment)) {
- if(is_string($this->_attachment)) {
- $this->_attachment = array($this->_attachment);
- $this->_attachment[] = $file;
- return true;
- }
- elseif(is_array($this->_attachment)) {
- $this->_attachment[] = $file;
- return true;
- }
- else {
- return false;
- }
- }
- else {
- $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) {
- $this->_subject = $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: <" . $this->_from . ">\r\n", 250);
- $header = "FROM: <" . $this->_from . ">\r\n";
- // 设置收件人
- if(is_array($this->_to)) {
- $count = count($this->_to);
- for($i=0; $i<$count; $i++){
- $command[] = array("RCPT TO: <" . $this->_to[$i] . ">\r\n", 250);
- if($i == 0){
- $header .= "TO: <" . $this->_to[$i] .">";
- }
- elseif($i + 1 == $count){
- $header .= ",<" . $this->_to[$i] .">\r\n";
- }
- else{
- $header .= ",<" . $this->_to[$i] .">";
- }
- }
- }
- else{
- $command[] = array("RCPT TO: <" . $this->_to . ">\r\n", 250);
- $header .= "TO: <" . $this->_to . ">\r\n";
- }
- // 设置抄送
- if(isset($this->_cc)) {
- if(is_array($this->_cc)) {
- $count = count($this->_cc);
- for($i=0; $i<$count; $i++){
- $command[] = array("RCPT TO: <" . $this->_cc[$i] . ">\r\n", 250);
- if($i == 0){
- $header .= "CC: <" . $this->_cc[$i] .">";
- }
- elseif($i + 1 == $count){
- $header .= ",<" . $this->_cc[$i] .">\r\n";
- }
- else{
- $header .= ",<" . $this->_cc[$i] .">";
- }
- }
- }
- else{
- $command[] = array("RCPT TO: <" . $this->_cc . ">\r\n", 250);
- $header .= "CC: <" . $this->_cc . ">\r\n";
- }
- }
- // 设置秘密抄送
- if(isset($this->_bcc)) {
- if(is_array($this->_bcc)) {
- $count = count($this->_bcc);
- for($i=0; $i<$count; $i++){
- $command[] = array("RCPT TO: <" . $this->_bcc[$i] . ">\r\n", 250);
- if($i == 0){
- $header .= "BCC: <" . $this->_bcc[$i] .">";
- }
- elseif($i + 1 == $count){
- $header .= ",<" . $this->_bcc[$i] .">\r\n";
- }
- else{
- $header .= ",<" . $this->_bcc[$i] .">";
- }
- }
- }
- else{
- $command[] = array("RCPT TO: <" . $this->_bcc . ">\r\n", 250);
- $header .= "BCC: <" . $this->_bcc . ">\r\n";
- }
- }
- // 主题
- $header .= "Subject:" . $this->_subject ."\r\n";
- if(isset($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需要声明成这个
- $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";
- $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 .= "--" . $separator . "\r\n";
- // 加入附件
- if(isset($this->_attachment) && !empty($this->_attachment)){
- if(is_array($this->_attachment)){
- $count = count($this->_attachment);
- for($i=0; $i<$count; $i++){
- $header .= "\r\n--" . $separator . "\r\n";
- $header .= "Content-Type:" . $this->getMIMEType($this->_attachment[$i]) . '; name="' . basename($this->_attachment[$i]) . '"'."\r\n";
- $header .= "Content-Transfer-Encoding: base64\r\n";
- $header .= 'Content-Disposition: attachment; filename="' . basename($this->_attachment[$i]) . '"'."\r\n";
- $header .= "\r\n";
- $header .= $this->readFile($this->_attachment[$i]);
- $header .= "\r\n--" . $separator . "\r\n";
- }
- }
- else{
- $header .= "\r\n--" . $separator . "\r\n";
- $header .= "Content-Type:" . $this->getMIMEType($this->_attachment) . '; name="' . basename($this->_attachment) . '"'."\r\n";
- $header .= "Content-Transfer-Encoding: base64\r\n";
- $header .= 'Content-Disposition: attachment; filename="' . basename($this->_attachment) . '"'."\r\n";
- $header .= "\r\n";
- $header .= $this->readFile($this->_attachment);
- $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 $code 期望服务器返回的响应吗
- * @return boolean
- */
- protected function sendCommand($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();
- }
- }
- /**
- * 发送命令
- * @access protected
- * @param string $command 发送到服务器的 smtp 命令
- * @param int $code 期望服务器返回的响应吗
- * @return boolean
- */
- protected function sendCommandSecurity($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 private
- * @return boolean
- */
- private 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(!strpos($str, "220")){
- $this->_errorMessage = $str;
- return fasle;
- }
- return true;
- }
- /**
- * 建立到服务器的 SSL 网络连接
- * @access private
- * @return boolean
- */
- private 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);
- stream_set_blocking($this->_socket, 1); // 设置阻塞模式
- $str = fread($this->_socket, 1024);
- if(!strpos($str, "220")){
- $this->_errorMessage = $str;
- return false;
- }
- return true;
- }
- /**
- * 关闭 socket
- * @access private
- * @return boolean
- */
- private function close() {
- if(isset($this->_socket) && is_object($this->_socket)) {
- $this->_socket->close();
- return true;
- }
- $this->_errorMessage = "No resource can to be close";
- return false;
- }
- /**
- * 关闭安全 socket
- * @access private
- * @return boolean
- */
- private function closeSecutity() {
- if(isset($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;
- }
- }
- /**************************** Test ***********************************/
- $mail = new MySendMail();
- $mail->setServer("smtp.gmail.com", "XXX@gmail.com", "XXX", 465, true); // 到服务器的 SSL 连接
- // 如果不需要到服务器的 SSL 连接, 这样设置服务器:$mail->setServer("smtp.126.com", "XXX@126.com", "XXX");
- $mail->setFrom("XXX@gmail.com");
- $mail->setReceiver("XXX@126.com");
- $mail->setReceiver("XXX@qq.com");
- $mail->setCc("XXX@126.com");
- $mail->setCc("XXX@qq.com");
- $mail->setBcc("XXX@qq.com");
- $mail->setBcc("XXX@126.com");
- $mail->addAttachment("sms.zip");
- $mail->addAttachment("test.php");
- $mail->addAttachment("01.png");
- $mail->setMail("test", "test");
- $mail->sendMail();
来源: https://www.php1.cn/detail/php-6496747ed2.html