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php发送邮件代码

WBOY
发布： 2016-05-25 16:49:28
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720 人浏览过

<?php
class smtp {
    /* Public Variables */
    var $smtp_port;
    var $time_out;
    var $host_name;
    var $log_file;
    var $relay_host;
    var $debug;
    var $auth;
    var $user;
    var $pass;
    /* Private Variables */
    var $sock;
    /* Constractor */
    function smtp($relay_host = "", $smtp_port = 25, $auth = false, $user, $pass) {
        $this->debug = FALSE;
        $this->smtp_port = $smtp_port;
        $this->relay_host = $relay_host;
        $this->time_out = 30; //is used in fsockopen()
        //
        $this->auth = $auth; //auth
        $this->user = $user;
        $this->pass = $pass;
        //
        $this->host_name = "localhost"; //is used in HELO command
        $this->log_file = "";
        $this->sock = FALSE;
    }
    /* Main Function */
    function sendmail($to, $from, $subject = "", $body = "", $mailtype, $cc = "", $bcc = "", $additional_headers = "") {
        $mail_from = $this->get_address($this->strip_comment($from));
        $body = ereg_replace("(^|(rn))(.)", "[url=file://1.3]1.3[/url]", $body);
        $header.= "MIME-Version:1.0rn";
        if ($mailtype == "HTML") {
            $header.= "Content-Type:text/htmlrn ";
        }
        $header.= "To: " . $to . "rn";
        if ($cc != "") {
            $header.= "Cc: " . $cc . "rn";
        }
        $header.= "From: $from<" . $from . ">rn";
        $header.= "Subject: " . $subject . "rn";
        $header.= $additional_headers;
        $header.= "Date: " . date("r") . "rn";
        $header.= "X-Mailer:By Redhat (PHP/" . phpversion() . ")rn";
        list($msec, $sec) = explode(" ", microtime());
        $header.= "Message-ID: <" . date("YmdHis", $sec) . "." . ($msec * 1000000) . "." . $mail_from . ">rn";
        $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 hostn");
        }
        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) {
        $domain = ereg_replace("[url=mailto:^.+@([^@]+)$]^.+@([^@]+)$[/url]", "[url=file://1]1[/url]", $address);
        if (!@getmxrr($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 . "rn" . $body);
        $this->smtp_debug("> " . str_replace("rn", "n" . "> ", $header . "n> " . $body . "n> "));
        return TRUE;
    }
    function smtp_eom() {
        fputs($this->sock, "rn.rn");
        $this->smtp_debug(". [EOM]n");
        return $this->smtp_ok();
    }
    function smtp_ok() {
        $response = str_replace("rn", "", fgets($this->sock, 512));
        $this->smtp_debug($response . "n");
        if (!ereg("^[23]", $response)) {
            fputs($this->sock, "QUITrn");
            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 . "rn");
        $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() . "]: " . $message;
        if (!@file_exists($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) {
        $comment = "[url=file://([^()]*]([^()]*[/url])";
        while (ereg($comment, $address)) {
            $address = ereg_replace($comment, "", $address);
        }
        return $address;
    }
    function get_address($address) {
        $address = ereg_replace("([ trn])+", "", $address);
        $address = ereg_replace("^.*<(.+)>.*$", "[url=file://1]1[/url]", $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($image_data);
        while ($tem_buffer = AddSlashes(fread($img_file_con, filesize($image_tag)))) $image_data.= $tem_buffer;
        fclose($img_file_con);
        $filedata[&#39;context&#39;] = $image_data;
        $filedata[&#39;filename&#39;] = basename($image_tag);
        $extension = substr($image_tag, strrpos($image_tag, ".") , strlen($image_tag) - strrpos($image_tag, "."));
        switch ($extension) {
            case ".gif":
                $filedata[&#39;type&#39;] = "image/gif";
                break;
            case ".gz":
                $filedata[&#39;type&#39;] = "application/x-gzip";
                break;
            case ".htm":
                $filedata[&#39;type&#39;] = "text/html";
                break;
            case ".html":
                $filedata[&#39;type&#39;] = "text/html";
                break;
            case ".jpg":
                $filedata[&#39;type&#39;] = "image/jpeg";
                break;
            case ".tar":
                $filedata[&#39;type&#39;] = "application/x-tar";
                break;
            case ".txt":
                $filedata[&#39;type&#39;] = "text/plain";
                break;
            case ".zip":
                $filedata[&#39;type&#39;] = "application/zip";
                break;
            default:
                $filedata[&#39;type&#39;] = "application/octet-stream";
                break;
        }
        return $filedata;
    }
}
?>
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send.php:

$title                   = $_POST[&#39;title&#39;];
$Message            = $_POST[&#39;Message&#39;];
$obj_title           = iconv(&#39;UTF-8&#39;,&#39;Shift-JIS&#39;,$title);
$obj_message    = iconv(&#39;UTF-8&#39;, &#39;Shift-JIS&#39;,$Message);
$smtpserver     = "smtp.163.com";//SMTP服务器
$smtpserverport =25;//SMTP服务器端口
$smtpusermail   = "";//SMTP服务器的用户邮箱
$smtpemailto    = "";//发送给谁
$smtpuser       = "";  //SMTP服务器的用户帐号
$smtppass       = "";//SMTP服务器的用户密码
$mailsubject    = $title;//邮件主题
$mailbody       = $Message  ;//邮件内容
$mailtype       = "HTML";//邮件格式（HTML/TXT）,TXT为文本邮件
$smtp           = new
smtp($smtpserver,$smtpserverport,true,$smtpuser,$smtppass);//这里面的一true是表示使用身份验证,否则不使用身份验证.
$smtp->debug = true;//是否显示发送的调试信息
$smtp->sendmail($smtpemailto, $smtpusermail, $mailsubject, $mailbody, $mailtype);
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