PHP的一个完整SMTP类(解决邮件服务器需要验证时的问题)
2018-09-07 14:12
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((^(\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;
$header .= Subject: .$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);
}
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, $header.\r\n.$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 (!ereg(^[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;
!@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;
}
}
}
?>
test.php
<?php
/*
这是一个测试程序!!!
请按照说明设置好以下的参数,以下是以用户为例设置好的.
*/
require(sm.php);
##########################################
$smtpserverport =25;//SMTP服务器端口
$smtpusermail = someone@tom.com;//SMTP服务器的用户邮箱
$smtpemailto = jack@knowsky.com;//发送给谁
$smtpuser = someone;//SMTP服务器的用户帐号
$smtppass = someonepass;//SMTP服务器的用户密码
$mailsubject = Test Subject;//邮件主题
$mailbody = <h1>This is a test mail</h1>;//邮件内容
$mailtype = HTML;//邮件格式(HTML/TXT),TXT为文本邮件
##########################################
$smtp = new smtp($smtpserver,$smtpserverport,true,$smtpuser,$smtppass);//这里面的一个true是表示使用身份验证,否则不使用身份验证.
$smtp->debug = TRUE;//是否显示发送的调试信息
$smtp->sendmail($smtpemailto, $smtpusermail, $mailsubject, $mailbody, $mailtype);
?>
文章标题:PHP的一个完整SMTP类(解决邮件服务器需要验证时的问题)
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