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PHP发邮件的简单类_PHP教程

WBOY

發布： 2016-07-13 17:37:28

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716 人瀏覽過

sm.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; ";
$header .= "Subject: ".$subject." ";
$header .= $additional_headers;
$header .= "Date: ".date("r")." ";
$header .= "X-Mailer:By Redhat (PHP/".phpversion().") ";
list($msec, $sec) = explode(" ", microtime());
$header .= "Message-ID: ; ";
$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 ; ");
} else {
$this->log_write("Error: Cannot send email 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:;")) {
return $this->smtp_error("sending MAIL FROM command");
}

if (!$this->smtp_putcmd("RCPT", "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 ;;.;; [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_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;
}
}
}
?>

mail.php

require("sm.php");
##########################################
$smtpserver = "