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php邮件发送,php邮件发送类smtp.class.php

smtp.class.php 这个是类把他做保存到一个文件中.
<?
set_time_limit(120);
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;
var $sender;
/* Private Variables */
var $sock;
/* Constractor */
function smtp($relay_host = "", $smtp_port = 25,$auth = false,$user,$pass,$sender)
{
 $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->sender = $sender;
 $this->host_name = "localhost"; //is used in HELO command
 
 $this->log_file = "";
 $this->logs = ""; //记录跟服务器的交互过程
 $this->sock = FALSE;
}
/* Main Function */
function sendmail($to, $from, $subject = "", $body = "", $mailtype, $cc = "", $bcc = "", $additional_headers = "")
{
 $sent = TRUE;
 
 $mail_from = $this->get_address($this->strip_comment($from));
 $body = ereg_replace("(^|(\r\n))(\.)", "\1.\3", $body);
 $header .= "MIME-Version:1.0\r\n";
 if($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";
 $header .= "From: ".$from."\r\n";
 $header .= "Subject: ".$subject."\r\n";
 $header .= $additional_headers;
 $header .= "Date: ".date("r")."\r\n";
 $header .= "X-Mailer: 72e.net (PHP/".phpversion().")\r\n";
 list($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)));
 }
 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");
 }
 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 $this->smtp_error("sending AUTH command");
  }
  if (!$this->smtp_putcmd("", base64_encode($this->pass))) {
   return $this->smtp_error("sending AUTH command");
  }
 }
 #
 //if (!$this->smtp_putcmd("MAIL", "FROM:".$from."")) {
    if (!$this->smtp_putcmd("MAIL", "FROM:<".$this->sender.">")) {
 
  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)
{
 $domain = ereg_replace("^.+@([^@]+)$", "\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));
 //echo "response=".$response."\r\n";
 $this->smtp_debug($response."\n");
 //echo "ereg 23 ==".ereg("^[23]", $response)."\n";
 if (!ereg("^[23]", $response)) {
  //echo "@@@@@";
  fputs($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");
 //echo "cmd=".$cmd."\r\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->logs .= $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 (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 $message;
 }
}
} // end class
?>
<?
//ok的邮箱发送。
include "smtp.class.php";
//$smtpserver = "SMTP.163.com"; //您的smtp服务器的地址
$smtpserver="smtp.163.com";
$port =25; //smtp服务器的端口,一般是 25
$smtpuser = "你的邮箱@163.com"; //您登录smtp服务器的用户名
$smtppwd = "你邮箱的密码"; //您登录smtp服务器的密码
$mailtype = "TXT"; //邮件的类型,可选值是 TXT 或 HTML ,TXT 表示是纯文本的邮件,HTML 表示是 html格式的邮件
$sender = "你的邮箱@163.com";
//发件人,一般要与您登录smtp服务器的用户名($smtpuser)相同,否则可能会因为smtp服务器的设置导致发送失败
$smtp  =   new smtp($smtpserver,$port,true,$smtpuser,$smtppwd,$sender);
$smtp->debug = true; //是否开启调试,只在测试程序时使用,正式使用时请将此行注释
$to = "你要发给的那个人的邮箱地址"; //收件人
$subject = "你好";
$body = "你发送的内容  ";
$send=$smtp->sendmail($to,$sender,$subject,$body,$mailtype);
if($send==1){
   echo "邮件发送成功";
}else{
   echo "邮件发送失败<br/>";
   //echo "原因:".$this->smtp->logs;
}
?>