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PHP的一个完整SMTP类(处理邮件办事器须要考证时的题目)

一佰互联网站开辟设想(www.taishanly.com) 颁布发表日期 2020-05-01 19:07:19 阅读数: 131

smtp.php

<?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("(^|())(.)", "1.3", $body);

$header .= "MIME-Version:1.0";

if($mailtype=="HTML"){

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

}

$header .= "To: ".$to."";

if ($cc != "") {

$header .= "Cc: ".$cc."";

}

$header .= "From: $from<".$from.">";

$header .= "Subject: ".$subject."";

$header .= $additional_headers;

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

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

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

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

$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."");

$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.">");

} else {

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

$sent = FALSE;

}

fclose($this->sock);

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

}

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."");

$this->sock = @fsockopen($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."");

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

return FALSE;

}

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

return TRUE;;

}

 

function smtp_sockopen_mx($address)

{

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

if (!@getmxrr($domain, $MXHOSTS)) {

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

return FALSE;

}

foreach ($MXHOSTS as $host) {

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

$this->sock = @fsockopen($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."");

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

continue;

}

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

return TRUE;

}

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

return FALSE;

}

 

function smtp_message($header, $body)

{

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

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

 

return TRUE;

}

 

function smtp_eom()

{

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

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

 

return $this->smtp_ok();

}

 

function smtp_ok()

{

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

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

 

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

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

fgets($this->sock, 512);

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

return FALSE;

}

return TRUE;

}

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

{

if ($arg != "") {

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

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

}

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

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

return $this->smtp_ok();

}

function smtp_error($string)

{

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

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 (log_file">!@file_exists($this->log_file) || !($fp = @fopen($this->log_file, "a"))) {

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

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("([ ])+", "", $address);

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

return $address;

}

function smtp_debug($message)

{

if ($this->debug) {

echo $message;

}

}

}

?>

test.php

<?php

/*

这是一个测试法式!!!

请根据申明设置好以下的参数,以下因此tom.com的用户为例设置好的.

*/

require("sm.php");

##########################################

$smtpserver = "smtp.tom.com";//SMTP办事器

$smtpserverport =25;//SMTP办事器端口

$smtpusermail = "someone@tom.com";//SMTP办事器的用户邮箱

$smtpemailto = "jack@knowsky.com";//发送给谁

$smtpuser = "someone";//SMTP办事器的用户帐号

$smtppass = "someonepass";//SMTP办事器的用户暗码

$mailsubject = "Test Subject";//邮件主题

$mailbody = "<h1>This is a test mail</h1>";//邮件内容

$mailtype = "HTML";//邮件格局(HTML/TXT),TXT为文本邮件

##########################################

$smtp = new smtp($smtpserver,$smtpserverport,true,$smtpuser,$smtppass);//这外面的一个true是表现利用身份考证,不然不利用身份考证.

$smtp->debug = TRUE;//是不是显现发送的调试信息

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

?>

一佰互联是天下着名建站品牌办事商,咱们有九年、网站建造、网页设想、php开辟和域名注册及假造主机办事经历,供给的办事更是天下着名。最近几年来还整合团队上风自立开辟了可视化多用户”“3.0平台版,拖拽排版网站建造设想,轻松完成pc站、手机微网站、小法式、APP一体化全网营销网站扶植 ,已胜利的为天下上百家收集公司供给自助建站平台搭建办事。更多资讯:tags标签

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