PHP邮件发送类【完整版】

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，带附件的邮件.
<?php <br /> /**<br> * 邮件发送类<br> * 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，带附件的邮件<br> * 需要的php扩展，sockets和Fileinfo。<br> * @example<br> * $mail = new MySendMail();<br> * $mail->setServer("XXXXX", "XXXXX@XXXXX", "XXXXX"); 设置smtp服务器<br> * $mail->setFrom("XXXXX"); 设置发件人<br> * $mail->setReceiver("XXXXX"); 设置收件人，多个收件人，调用多次<br> * $mail->setCc("XXXX"); 设置抄送，多个抄送，调用多次<br> * $mail->setBcc("XXXXX"); 设置秘密抄送，多个秘密抄送，调用多次<br> * $mail->setMailInfo("test", "<b>test</b>"); 设置邮件主题、内容<br> * $mail->sendMail(); 发送<br> */<br> class MySendMail {<br>     /**<br>     * @var string 邮件传输代理用户名<br>     * @access private<br>     */<br>     private $_userName;<br> <br>     /**<br>     * @var string 邮件传输代理密码<br>     * @access private<br>     */<br>     private $_password;<br> <br>     /**<br>     * @var string 邮件传输代理服务器地址<br>     * @access protected<br>     */<br>     protected $_sendServer;<br> <br>     /**<br>     * @var int 邮件传输代理服务器端口<br>     * @access protected<br>     */<br>     protected $_port=25;<br> <br>     /**<br>     * @var string 发件人<br>     * @access protected<br>     */<br>     protected $_from;<br> <br>     /**<br>     * @var string 收件人<br>     * @access protected<br>     */<br>     protected $_to;<br> <br>     /**<br>     * @var string 抄送<br>     * @access protected<br>     */<br>     protected $_cc;<br> <br>     /**<br>     * @var string 秘密抄送<br>     * @access protected<br>     */<br>     protected $_bcc;<br> <br>     /**<br>     * @var string 主题<br>     * @access protected<br>     */<br>     protected $_subject;<br> <br>     /**<br>     * @var string 邮件正文<br>     * @access protected<br>     */<br>     protected $_body;<br> <br>     /**<br>     * @var string 附件<br>     * @access protected<br>     */<br>     protected $_attachment;<br> <br>     /**<br>     * @var reource socket资源<br>     * @access protected<br>     */<br>     protected $_socket;<br> <br>     /**<br>     * @var string 错误信息<br>     * @access protected<br>     */<br>     protected $_errorMessage;<br> <br>     /**<br>     * 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<br>     * @access public<br>     * @param string $server 代理服务器的ip或者域名<br>     * @param string $username 认证账号<br>     * @param string $password 认证密码<br>     * @param int $port 代理服务器的端口，smtp默认25号端口<br>     * @return boolean<br>     */<br>     public function setServer($server, $username="", $password="", $port=25) {<br>         $this->_sendServer = $server;<br>         $this->_port = $port;<br>         if(!empty($username)) {<br>             $this->_userName = base64_encode($username);<br>         }<br>         if(!empty($password)) {<br>             $this->_password = base64_encode($password);<br>         }<br>         return true;<br>     }<br> <br>     /**<br>     * 设置发件人<br>     * @access public<br>     * @param string $from 发件人地址<br>     * @return boolean<br>     */<br>     public function setFrom($from) {<br>         $this->_from = $from;<br>         return true;<br>     }<br> <br>     /**<br>     * 设置收件人，多个收件人，连续调用多次.<br>     * @access public<br>     * @param string $to 收件人地址<br>     * @return boolean<br>     */<br>     public function setReceiver($to) {<br>         if(isset($this->_to)) {<br>             if(is_string($this->_to)) {<br>                 $this->_to = array($this->_to);<br>                 $this->_to[] = $to;<br>                 return true;<br>             }<br>             elseif(is_array($this->_to)) {<br>                 $this->_to[] = $to;<br>                 return true;<br>             }<br>             else {<br>                 return false;<br>             }<br>         }<br>         else {<br>             $this->_to = $to;<br>             return true;<br>         }<br>     }<br> <br>     /**<br>     * 设置抄送，多个抄送，连续调用多次.<br>     * @access public<br>     * @param string $cc 抄送地址<br>     * @return boolean<br>     */<br>     public function setCc($cc) {<br>         if(isset($this->_cc)) {<br>             if(is_string($this->_cc)) {<br>                 $this->_cc = array($this->_cc);<br>                 $this->_cc[] = $cc;<br>                 return true;<br>             }<br>             elseif(is_array($this->_cc)) {<br>                 $this->_cc[] = $cc;<br>                 return true;<br>             }<br>             else {<br>                 return false;<br>             }<br>         }<br>         else {<br>             $this->_cc = $cc;<br>             return true;<br>         }<br>     }<br> <br>     /**<br>     * 设置秘密抄送，多个秘密抄送，连续调用多次<br>     * @access public<br>     * @param string $bcc 秘密抄送地址<br>     * @return boolean<br>     */<br>     public function setBcc($bcc) {<br>         if(isset($this->_bcc)) {<br>             if(is_string($this->_bcc)) {<br>                 $this->_bcc = array($this->_bcc);<br>                 $this->_bcc[] = $bcc;<br>                 return true;<br>             }<br>             elseif(is_array($this->_bcc)) {<br>                 $this->_bcc[] = $bcc;<br>                 return true;<br>             }<br>             else {<br>                 return false;<br>             }<br>         }<br>         else {<br>             $this->_bcc = $bcc;<br>             return true;<br>         }<br>     }<br> <br>     /**<br>     * 设置邮件信息<br>     * @access public<br>     * @param string $body 邮件主题<br>     * @param string $subject 邮件主体内容，可以是纯文本，也可是是HTML文本<br>     * @param string $attachment 附件，文件地址<br>     * @return boolean<br>     */<br>     public function setMailInfo($subject, $body, $attachment="") {<br>         $this->_subject = $subject;<br>         $this->_body = base64_encode($body);<br>         if(!empty($attachment)) {<br>             $this->_attachment = $attachment;<br>         }<br>         return true;<br>     }<br> <br>     /**<br>     * 发送邮件<br>     * @access public<br>     * @return boolean<br>     */<br>     public function sendMail() {<br>         $command = $this->getCommand();<br>         $this->socket();<br> <br>         foreach ($command as $value) {<br>             if($this->sendCommand($value[0], $value[1])) {<br>                 continue;<br>             }<br>             else{<br>                 return false;<br>             }<br>         }<br> <br>         //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<br>         $this->close(); <br>         echo 'Mail OK!';<br>         return true;<br>     }<br> <br>     /**<br>     * 返回错误信息<br>     * @return string<br>     */<br>     public function error(){<br>         if(!isset($this->_errorMessage)) {<br>             $this->_errorMessage = "";<br>         }<br>         return $this->_errorMessage;<br>     }<br> <br>     /**<br>     * 返回mail命令<br>     * @access protected<br>     * @return array<br>     */<br>     protected function getCommand() {<br>         $command = array(<br>                 array("HELO sendmail\r\n", 250)<br>             );<br>         if(!empty($this->_userName)){<br>             $command[] = array("AUTH LOGIN\r\n", 334);<br>             $command[] = array($this->_userName . "\r\n", 334);<br>             $command[] = array($this->_password . "\r\n", 235);<br>         }<br>         $command[] = array("MAIL FROM:_from . ">\r\n", 250);<br> <br>         $separator = "----=_Part_" . md5($this->_from . time()) . uniqid(); //分隔符<br>         //设置发件人<br>         $header = "FROM: test_from . ">\r\n";<br> <br>         //设置收件人<br>         if(is_array($this->_to)) {<br>             $count = count($this->_to);<br>             for($i=0; $i                 $command[] = array("RCPT TO: _to[$i] . ">\r\n", 250);<br>                 if($i == 0){<br>                     $header .= "TO: _to[$i] .">";<br>                 }<br>                 elseif($i + 1 == $count){<br>                     $header .= ",_to[$i] .">\r\n";<br>                 }<br>                 else{<br>                     $header .= ",_to[$i] .">";<br>                 }<br>             }<br>         }<br>         else{<br>             $command[] = array("RCPT TO: _to . ">\r\n", 250);<br>             $header .= "TO: _to . ">\r\n";<br>         }<br> <br>         //设置抄送<br>         if(isset($this->_cc)) {<br>             if(is_array($this->_cc)) {<br>                 $count = count($this->_cc);<br>                 for($i=0; $i                     $command[] = array("RCPT TO: _cc[$i] . ">\r\n", 250);<br>                     if($i == 0){<br>                     $header .= "CC: _cc[$i] .">";<br>                     }<br>                     elseif($i + 1 == $count){<br>                         $header .= ",_cc[$i] .">\r\n";<br>                     }<br>                     else{<br>                         $header .= ",_cc[$i] .">";<br>                     }<br>                 }<br>             }<br>             else{<br>                 $command[] = array("RCPT TO: _cc . ">\r\n", 250);<br>                 $header .= "CC: _cc . ">\r\n";<br>             }<br>         }<br> <br>         //设置秘密抄送<br>         if(isset($this->_bcc)) {<br>             if(is_array($this->_bcc)) {<br>                 $count = count($this->_bcc);<br>                 for($i=0; $i                     $command[] = array("RCPT TO: _bcc[$i] . ">\r\n", 250);<br>                     if($i == 0){<br>                     $header .= "BCC: _bcc[$i] .">";<br>                     }<br>                     elseif($i + 1 == $count){<br>                         $header .= ",_bcc[$i] .">\r\n";<br>                     }<br>                     else{<br>                         $header .= ",_bcc[$i] .">";<br>                     }<br>                 }<br>             }<br>             else{<br>                 $command[] = array("RCPT TO: _bcc . ">\r\n", 250);<br>                 $header .= "BCC: _bcc . ">\r\n";<br>             }<br>         }<br> <br>         $header .= "Subject: " . $this->_subject ."\r\n";<br>         if(isset($this->_attachment)) {<br>             //含有附件的邮件头需要声明成这个<br>             $header .= "Content-Type: multipart/mixed;\r\n";<br>         }<br>         elseif(false){<br>             //邮件体含有图片资源的需要声明成这个<br>             $header .= "Content-Type: multipart/related;\r\n";<br>         }<br>         else{<br>             //html或者纯文本的邮件声明成这个<br>             $header .= "Content-Type: multipart/alternative;\r\n";<br>         }<br> <br>         //邮件头分隔符<br>         $header .= "\t" . 'boundary="' . $separator . '"';<br>         $header .= "\r\nMIME-Version: 1.0\r\n";<br>         $header .= "\r\n--" . $separator . "\r\n";<br>         $header .= "Content-Type:text/html; charset=utf-8\r\n";<br>         $header .= "Content-Transfer-Encoding: base64\r\n\r\n";<br>         $header .= $this->_body . "\r\n";<br>         $header .= "--" . $separator . "\r\n";<br> <br>         //加入附件<br>         if(isset($this->_attachment)){<br>             $header .= "\r\n--" . $separator . "\r\n";<br>             $header .= "Content-Type: " . $this->getMIMEType() . '; name="' . basename($this->_attachment) . '"' . "\r\n";<br>             $header .= "Content-Transfer-Encoding: base64\r\n";<br>             $header .= 'Content-Disposition: attachment; filename="' . basename($this->_attachment) . '"' . "\r\n";<br>             $header .= "\r\n";<br>             $header .= $this->readFile();<br>             $header .= "\r\n--" . $separator . "\r\n";<br>         }<br> <br>         $header .= "\r\n.\r\n";<br> <br>         $command[] = array("DATA\r\n", 354);<br>         $command[] = array($header, 250);<br>         $command[] = array("QUIT\r\n", 221);<br> <br>         return $command;<br>     }<br> <br>     /**<br>     * 发送命令<br>     * @access protected<br>     * @param string $command 发送到服务器的smtp命令<br>     * @param int $code 期望服务器返回的响应吗<br>     * @return boolean<br>     */<br>     protected function sendCommand($command, $code) {<br>         echo 'Send command:' . $command . ',expected code:' . $code . '<br>';<br>         //发送命令给服务器<br>         try{<br>             if(socket_write($this->_socket, $command, strlen($command))){<br> <br>                 //当邮件内容分多次发送时，没有$code，服务器没有返回<br>                 if(empty($code))  {<br>                     return true;<br>                 }<br> <br>                 //读取服务器返回<br>                 $data = trim(socket_read($this->_socket, 1024));<br>                 echo 'response:' . $data . '<br><br>';<br> <br>                 if($data) {<br>                     $pattern = "/^".$code."/";<br>                     if(preg_match($pattern, $data)) {<br>                         return true;<br>                     }<br>                     else{<br>                         $this->_errorMessage = "Error:" . $data . "|**| command:";<br>                         return false;<br>                     }<br>                 }<br>                 else{<br>                     $this->_errorMessage = "Error:" . socket_strerror(socket_last_error());<br>                     return false;<br>                 }<br>             }<br>             else{<br>                 $this->_errorMessage = "Error:" . socket_strerror(socket_last_error());<br>                 return false;<br>             }<br>         }catch(Exception $e) {<br>             $this->_errorMessage = "Error:" . $e->getMessage();<br>         }<br>     }<br> <br>     /**<br>     * 读取附件文件内容，返回base64编码后的文件内容<br>     * @access protected<br>     * @return mixed<br>     */<br>     protected function readFile() {<br>         if(isset($this->_attachment) && file_exists($this->_attachment)) {<br>             $file = file_get_contents($this->_attachment);<br>             return base64_encode($file);<br>         }<br>         else {<br>             return false;<br>         }<br>     }<br> <br>     /**<br>     * 获取附件MIME类型<br>     * @access protected<br>     * @return mixed<br>     */<br>     protected function getMIMEType() {<br>         if(isset($this->_attachment) && file_exists($this->_attachment)) {<br>             $mime = mime_content_type($this->_attachment);<br>             if(! preg_match("/gif|jpg|png|jpeg/", $mime)){<br>                 $mime = "application/octet-stream";<br>             }<br>             return $mime;<br>         }<br>         else {<br>             return false;<br>         }<br>     }<br> <br>     /**<br>     * 建立到服务器的网络连接<br>     * @access private<br>     * @return boolean<br>     */<br>     private function socket() {<br>         if(!function_exists("socket_create")) {<br>             $this->_errorMessage = "Extension sockets must be enabled";<br>             return false;<br>         }<br>         //创建socket资源<br>         $this->_socket = socket_create(AF_INET, SOCK_STREAM, getprotobyname('tcp'));<br> <br>         if(!$this->_socket) {<br>             $this->_errorMessage = socket_strerror(socket_last_error());<br>             return false;<br>         }<br> <br>         socket_set_block($this->_socket);//设置阻塞模式<br> <br>         //连接服务器<br>         if(!socket_connect($this->_socket, $this->_sendServer, $this->_port)) {<br>             $this->_errorMessage = socket_strerror(socket_last_error());<br>             return false;<br>         }<br>         socket_read($this->_socket, 1024);<br> <br>         return true;<br>     }<br> <br>     /**<br>     * 关闭socket<br>     * @access private<br>     * @return boolean<br>     */<br>     private function close() {<br>         if(isset($this->_socket) && is_object($this->_socket)) {<br>             $this->_socket->close();<br>             return true;<br>         }<br>         $this->_errorMessage = "No resource can to be close";<br>         return false;<br>     }<br> }<br> <br> /**************************** Test ***********************************/<br> $mail = new MySendMail();<br> $mail->setServer("XXXXX", "XXXXX@XXXXX", "XXXXX");<br> $mail->setFrom("XXXXX@XXXXX");<br> $mail->setReceiver("XXXXX@XXXXX");<br> //$mail->setReceiver("XXXXX@XXXXX");<br> $mail->setCc("XXXXX@XXXXX");<br> $mail->setCc("XXXXX@XXXXX");<br> $mail->setBcc("XXXXX@XXXXX");<br> $mail->setBcc("XXXXX@XXXXX");<br> $mail->setBcc("XXXXX@XXXXX");<br> $mail->setMailInfo("test", "<b>test</b>", "sms.zip");<br> $mail->sendMail();

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