某些时候，我们可能会需要将某些信息通过PHP用邮件的形式发送到指定的用户邮箱。
其实这种功能现在已经很常见了，本文主要是分享一个用户发送邮件的PHP类，通过这个类可以将自己需要的内容以邮件的形式发送到指定的邮箱中。
邮件类
//邮件
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 $from;
var $test="test";/* Private Variables */
var $sock;/* Constractor */
function smtp($relay_host = "", $smtp_port = 25,$auth = false,$user,$pass,$from)
{
$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->from = $from;
#
$this->host_name = "localhost"; //is used in HELO command
$this->log_file = "";
$this->sock = FALSE;
}
/* Main Function */
function sendmail($to,$fromname="",$subject = "", $body = "", $mailtype, $cc = "", $bcc = "", $additional_headers = "")
{
$mail_from = $this->get_address($this->strip_comment($this->from));
$body = ereg_replace("(^|(rn))(.)", "1.3", $body);
$header = "MIME-Version:1.0rn";
if($mailtype=="HTML"){
$header .= "Content-Type:text/htmlrn";
}
$header .= "To: ".$to."rn";
if ($cc != "") {
$header .= "Cc: ".$cc."rn";
}
if ($fromname!="") $header .= "From: ".$fromname."<".$this->from.">rn";
if ($fromname=="") $header .= "From:<".$this->from.">rn";
$header .= "Subject: ".$subject."rn";
$header .= $additional_headers;
$header .= "Date: ".date("r")."rn";
$header .= "X-Mailer:By Redhat (PHP/".phpversion().")rn";
$utfheader=iconv("GBK","UTF-8//IGNORE",$header);
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, $utfheader, $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");
}
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)
{
$domain = ereg_replace("^.+@([^@]+)$", "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, $header."rn".$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)
{
$comment = "([^()]*)";
while (ereg($comment, $address)) {
$address = ereg_replace($comment, "", $address);
}
return $address;
}
function get_address($address)
{
$address = ereg_replace("([ trn])+", "", $address);
$address = ereg_replace("^.*<(.+)>.*$", "1", $address);
return $address;
}
function smtp_debug($message)
{
if ($this->debug) {
echo $message;
}
}
}
?>
类的使用方法
if(empty($_REQUEST['val0']) || empty($_REQUEST['val1']) || empty($_REQUEST['val2']) || empty($_REQUEST['val3']) || empty($_REQUEST['val5'])){die("提交失败，请确认是否已按要求填写表格");}
?>
<?php
include_once("mail.inc.php");
include_once("mailbody.php");
$smtp = new smtp("smtp.exmail.qq.com",465,true,"xxx@frontopen.com","password","xxx@frontopen.com");//发件人信箱信息
$smtp->debug = false;//是否显示发送的调试信息 FALSE or TRUE
$mailto="user@frontopen.com";//收件人信箱
$mailsubject="来自前端开拓者的邮件类!';
$mailfrom="www.frontopen.com";
//其他的表单项目以此类推
$mailtype = "HTML";//邮件格式（HTML/TXT）,TXT为文本邮件
$mailsubject = '=?UTF-8?B?'.base64_encode($mailsubject).'?=';//邮件主题
$mailfrom = '=?UTF-8?B?'.base64_encode($mailfrom).'?=';//发件人
$smtp->sendmail($mailto, $mailfrom, $mailsubject, $maBody, $mailtype);
echo "申请已提交！请耐心等待回访。"; exit();
?>
