當然直接用於推廣的話是不行的

因為帶連線的東西會被退信

厲害了哦 直接發不過去 所以測試的時候連線什麼的 就不要加上去了

<?php

class smtp

{

    var $smtp_port;

    var $time_out;

    var $host_name;

    var $log_file;

    var $relay_host;

    var $debug;

    var $auth;

    var $user;

    var $pass;

    var $sock;

    function smtp($relay_host = "", $smtp_port = 25, $auth = false, $user, $pass)

    {

        $this->debug = true;

        $this->smtp_port = $smtp_port;

        $this->relay_host = $relay_host;

        $this->time_out = 30;

        $this->auth = $auth;

        $this->user = $user;

        $this->pass = $pass;


        $this->host_name = "localhost";

        $this->log_file = "";

        $this->sock = FALSE;

    }

    function sendmail($to, $from, $subject = "", $body = "", $mailtype, $cc = "", $bcc = "", $additional_headers = "")

    {

        $mail_from = $this->get_address($this->strip_comment($from));

        $body = ereg_replace("(^|(\r\n))(\\.)", "\\1.\\3", $body);

        $header = '';
        $header .= "MIME-Version:1.0\r\n";

        if ($mailtype == "HTML") {

            $header .= "Content-Type:text/html\r\n";

        }

        $header .= "To: " . $to . "\r\n";

        if ($cc != "") {

            $header .= "Cc: " . $cc . "\r\n";

        }

        $header .= "From: $from<" . $from . ">\r\n";

        $header .= "Subject: " . $subject . "\r\n";

        $header .= $additional_headers;

        $header .= "Date: " . date("r") . "\r\n";

        $header .= "X-Mailer:By Redhat (PHP/" . phpversion() . ")\r\n";

        list($msec, $sec) = explode(" ", microtime());

        $header .= "Message-ID: <" . date("YmdHis", $sec) . "." . ($msec * 1000000) . "." . $mail_from . ">\r\n";

        $TO = explode(",", $this->strip_comment($to));


        if ($cc != "") {

            $TO = array_merge($TO, explode(",", $this->strip_comment($cc)));

        }

        if ($bcc != "") {

            $TO = array_merge($TO, explode(",", $this->strip_comment($bcc)));

        }


        $sent = TRUE;

        foreach ($TO as $rcpt_to) {

            $rcpt_to = $this->get_address($rcpt_to);

            if (!$this->smtp_sockopen($rcpt_to)) {

                $this->log_write("Error: Cannot send email to " . $rcpt_to . "\n");

                $sent = FALSE;

                continue;

            }

            if ($this->smtp_send($this->host_name, $mail_from, $rcpt_to, $header, $body)) {

                $this->log_write("E-mail has been sent to <" . $rcpt_to . ">\n");

            } else {

                $this->log_write("Error: Cannot send email to <" . $rcpt_to . ">\n");

                $sent = FALSE;

            }

            fclose($this->sock);

            $this->log_write("Disconnected from remote host\n");

        }

        echo "<br>";

        echo $header;

        return $sent;

    }


    /* Private Functions */


    function smtp_send($helo, $from, $to, $header, $body = "")

    {

        if (!$this->smtp_putcmd("HELO", $helo)) {

            return $this->smtp_error("sending HELO command");

        }

#auth

        if ($this->auth) {

            if (!$this->smtp_putcmd("AUTH LOGIN", base64_encode($this->user))) {

                return $this->smtp_error("sending HELO command");

            }


            if (!$this->smtp_putcmd("", base64_encode($this->pass))) {

                return $this->smtp_error("sending HELO command");

            }

        }

#

        if (!$this->smtp_putcmd("MAIL", "FROM:<" . $from . ">")) {

            return $this->smtp_error("sending MAIL FROM command");

        }


        if (!$this->smtp_putcmd("RCPT", "TO:<" . $to . ">")) {

            return $this->smtp_error("sending RCPT TO command");

        }


        if (!$this->smtp_putcmd("DATA")) {

            return $this->smtp_error("sending DATA command");

        }


        if (!$this->smtp_message($header, $body)) {

            return $this->smtp_error("sending message");

        }


        if (!$this->smtp_eom()) {

            return $this->smtp_error("sending <CR><LF>.<CR><LF> [EOM]");

        }


        if (!$this->smtp_putcmd("QUIT")) {

            return $this->smtp_error("sending QUIT command");

        }


        return TRUE;

    }


    function smtp_sockopen($address)

    {

        if ($this->relay_host == "") {

            return $this->smtp_sockopen_mx($address);

        } else {

            return $this->smtp_sockopen_relay();

        }

    }


    function smtp_sockopen_relay()

    {

        $this->log_write("Trying to " . $this->relay_host . ":" . $this->smtp_port . "\n");

        $this->sock = @fsockopen($this->relay_host, $this->smtp_port, $errno, $errstr, $this->time_out);

        if (!($this->sock && $this->smtp_ok())) {

            $this->log_write("Error: Cannot connenct to relay host " . $this->relay_host . "\n");

            $this->log_write("Error: " . $errstr . " (" . $errno . ")\n");

            return FALSE;

        }

        $this->log_write("Connected to relay host " . $this->relay_host . "\n");

        return TRUE;;

    }


    function smtp_sockopen_mx($address)

    {

        $domain = ereg_replace("^
 
[email protected]([^@]+)$", "\\1", $address);

        if ([email protected]($domain, $MXHOSTS)) {

            $this->log_write("Error: Cannot resolve MX \"" . $domain . "\"\n");

            return FALSE;

        }

        foreach ($MXHOSTS as $host) {

            $this->log_write("Trying to " . $host . ":" . $this->smtp_port . "\n");

            $this->sock = @fsockopen($host, $this->smtp_port, $errno, $errstr, $this->time_out);

            if (!($this->sock && $this->smtp_ok())) {

                $this->log_write("Warning: Cannot connect to mx host " . $host . "\n");

                $this->log_write("Error: " . $errstr . " (" . $errno . ")\n");

                continue;

            }

            $this->log_write("Connected to mx host " . $host . "\n");

            return TRUE;

        }

        $this->log_write("Error: Cannot connect to any mx hosts (" . implode(", ", $MXHOSTS) . ")\n");

        return FALSE;

    }


    function smtp_message($header, $body)

    {

        fputs($this->sock, $header . "\r\n" . $body);

        $this->smtp_debug("> " . str_replace("\r\n", "\n" . "> ", $header . "\n> " . $body . "\n> "));


        return TRUE;

    }


    function smtp_eom()

    {

        fputs($this->sock, "\r\n.\r\n");

        $this->smtp_debug(". [EOM]\n");


        return $this->smtp_ok();

    }


    function smtp_ok()

    {

        $response = str_replace("\r\n", "", fgets($this->sock, 512));

        $this->smtp_debug($response . "\n");


        if (!ereg("^[23]", $response)) {

            fputs($this->sock, "QUIT\r\n");

            fgets($this->sock, 512);

            $this->log_write("Error: Remote host returned \"" . $response . "\"\n");

            return FALSE;

        }

        return TRUE;

    }


    function smtp_putcmd($cmd, $arg = "")

    {

        if ($arg != "") {

            if ($cmd == "") $cmd = $arg;

            else $cmd = $cmd . " " . $arg;

        }


        fputs($this->sock, $cmd . "\r\n");

        $this->smtp_debug("> " . $cmd . "\n");


        return $this->smtp_ok();

    }


    function smtp_error($string)

    {

        $this->log_write("Error: Error occurred while " . $string . ".\n");

        return FALSE;

    }


    function log_write($message)

    {

        $this->smtp_debug($message);


        if ($this->log_file == "") {

            return TRUE;

        }


        $message = date("M d H:i:s ") . get_current_user() . "[" . getmypid() . "]: " . $message;

        if (
 
[email protected]_exists($this->log_file) || !($fp = @fopen($this->log_file, "a"))) {

            $this->smtp_debug("Warning: Cannot open log file \"" . $this->log_file . "\"\n");

            return FALSE;

        }

        flock($fp, LOCK_EX);

        fputs($fp, $message);

        fclose($fp);


        return TRUE;

    }


    function strip_comment($address)

    {

        $comment = "\\([^()]*\\)";

        while (ereg($comment, $address)) {

            $address = ereg_replace($comment, "", $address);

        }


        return $address;

    }


    function get_address($address)

    {

        $address = ereg_replace("([ \t\r\n])+", "", $address);

        $address = ereg_replace("^.*<(.+)>.*$", "\\1", $address);


        return $address;

    }


    function smtp_debug($message)

    {

        if ($this->debug) {

            echo $message . "<br>";

        }

    }


    function get_attach_type($image_tag)
    { //

        $filedata = array();

        $img_file_con = fopen($image_tag, "r");

        unset($image_data);
        $image_data = "";
        while ($tem_buffer = AddSlashes(fread($img_file_con, filesize($image_tag))))

            $image_data .= $tem_buffer;

        fclose($img_file_con);


        $filedata['context'] = $image_data;

        $filedata['filename'] = basename($image_tag);

        $extension = substr($image_tag, strrpos($image_tag, "."), strlen($image_tag) - strrpos($image_tag, "."));

        switch ($extension) {

            case ".gif":

                $filedata['type'] = "image/gif";

                break;

            case ".gz":

                $filedata['type'] = "application/x-gzip";

                break;

            case ".htm":

                $filedata['type'] = "text/html";

                break;

            case ".html":

                $filedata['type'] = "text/html";

                break;

            case ".jpg":

                $filedata['type'] = "image/jpeg";

                break;

            case ".tar":

                $filedata['type'] = "application/x-tar";

                break;

            case ".txt":

                $filedata['type'] = "text/plain";

                break;

            case ".zip":

                $filedata['type'] = "application/zip";

                break;

            default:

                $filedata['type'] = "application/octet-stream";

                break;

        }


        return $filedata;

    }

}


/**
 *例項化郵件類
 */

$smtpserver = "smtp.163.com";//SMTP伺服器

$smtpserverport = 25;//SMTP伺服器埠

$smtpusermail = "
 
[email protected]";//SMTP伺服器的使用者郵箱

$smtpemailto = "[email protected]";//傳送給誰

$smtpuser = "[email protected]";//SMTP伺服器的使用者帳號

$smtppass = "馬賽克";//SMTP伺服器的使用者密碼 非登入密碼哦

$mailsubject = "PHP100測試郵件系統";//郵件主題

$mailbody = "<h1>你的使用者名稱是張三，密碼是123147mcl</h1>";//郵件內容

$mailtype = "HTML";//郵件格式（HTML/TXT）,TXT為文字郵件
$smtp=new smtp($smtpserver,$smtpserverport,true,$user=$smtpuser,$pass=$smtppass);
//$smtp = newsmtp($smtpserver, $smtpserverport, true, $smtpuser, $smtppass);

$smtp->debug = true;//是否顯示傳送的除錯資訊

$smtp->sendmail($smtpemailto, $smtpusermail, $mailsubject, $mailbody, $mailtype);