php表单发送到邮箱V1.0

html表单代码：

<form action="index.php" name="form" method="POST">
    <ul >
    <input name="url" type="hidden" id="url">
    <input name="ip" type="hidden" id="ip">
    <li><p>名称：</p><input type="text" name="name" id="name" /></li>
    <li><p>电话：</p><input type="text" name="tel" id="tel" /></li>
    <li><p>留言：</p><textarea class="teare"  name="des"></textarea></li>
    </ul>
</form>
<!--获取当前链接和用户ip-->
<script src="http://pv.sohu.com/cityjson?ie=utf-8"></script>
<script language="javascript">
document.getElementById('url').value=window.location.href;
document.getElementById('ip').value=returnCitySN["cip"]+','+returnCitySN["cname"];
</script>

index.php代码为：

<?php 

//接收表单提交的数据
$name = $_POST['name'];
$tel = $_POST['tel'];
$des= $_POST['des'];
$url = $_POST['url'];
$ip = $_POST['ip'];

if($name!=""&&$tel!=""){//判断name、tel是否为空

    require_once ('send.php'); 

    //########################################## 

    $smtpserver = "";//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 = "预约提醒";//邮件主题 

    $mailbody = "<h1>在线预约提醒</h1><br />姓名：".$name."<br />联系方式：".$tel."<br />留言：".$des."<br />提交URL：".$url."<br />提交时间：".date('Y-m-d H:i:s',time())."<br />IP地址：".$ip."  (仅供参考)";//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);
    $smtp->debug = false;//是否显示发送的调试信息
    $smtp->sendmail($smtpemailto, $smtpusermail, $mailsubject, $mailbody, $mailtype); 

    echo "<script>alert('您已成功提交！');window.location.href='".$url."';</script>";
}

echo "<script>alert('姓名或电话不能为空...');window.location.href='".$url."';</script>";

?>

send.php代码为：

    <?
    class smtp
    {
        /* Public Variables */
        public $smtp_port;
        public $time_out;
        public $host_name;
        public $log_file;
        public $relay_host;
        public $debug;
        public $auth;
        public $user;
        public $pass; 

        /* Private Variables */
        private $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 = preg_replace("/(^|(\r\n))(\\.)/", "\\1.\\3", $body);
            $header .= "MIME-Version:1.0\r\n";
            if($mailtype=="HTML"){
                $header .= "Content-Type:text/html;charset=gb2312\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)
        {
            $domain = preg_replace("/^.+@([^@]+)$/", "\\1", $address);
            if (!@getmxrr($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, $header."\r\n".$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 (!preg_match("/^[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 (!@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)
        {
            $comment = "/\\([^()]*\\)/";
            while (preg_match($comment, $address)) {
                $address = preg_replace($comment, "", $address);
            } 

            return $address;
        } 

        function get_address($address)
        {
            $address = preg_replace("/([ \t\r\n])+/", "", $address);
            $address = preg_replace("/^.*<(.+)>.*$/", "\\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($image_data);
        while ($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;
        } 

    }
    ?>