Location: PHPKode > projects > web-cp - Web Hosting Control Panel > webcp/server/autoreply.php
#!/usr/bin/php -q
<?	/*
	// File:	autoreply.php
	// Purpose:	Used for autoreply in Sendmail
	// Creation:	2002-02-22
	// Author:	Felix <hide@address.com>
	*/

//////////////////////////////////////////////////////// SETTING
// Store Autoresponder Messages in: 
$tmpcfg = explode("/",__FILE__);
array_pop($tmpcfg);array_pop($tmpcfg);
$folder = implode("/",$tmpcfg)."/autoresponder/";


// ==================================================================

// Load args
$user = trim(next($HTTP_SERVER_VARS["argv"]));
$aliases = trim(next($HTTP_SERVER_VARS["argv"]));
$now = time();

// Check last autoreply timestamp / counter
if (file_exists($folder.$user.'.counter')) {
	$timestamp = file($folder.$user.'.counter');
	$timestamp = trim(implode("",$timestamp));
	$timestamp = explode(" ",$timestamp);
	// [0]: time()  [1]: reply counter
	
	// if time difference is less than 10 seconds, increase counter
	if (($now - $timestamp[0]) < 10) {
		++$timestamp[1];
		$newstamp = $now.' '.$timestamp[1];
	}
	else // else set new counter
		$newstamp = $now.'  0';
	
	// write new counter
	$fp = fopen($folder.$user.'.counter',"w+");
	fwrite($fp,$newstamp);
	fclose($fp);
	
	// if counter is bigger than 20, stop script here.
	if ($timestamp[1] > 20)
		exit;
}
else { // create new stamp / counter
	$newstamp = $now.'  0';

	// write new counter
	$fp = fopen($folder.$user.'.counter',"w+");
	fwrite($fp,$newstamp);
	fclose($fp);
}

// Get Incoming E-Mail & Parse it.
$data = file("php://stdin");
$tmp = '';
do {
	if (eregi("^Reply-To: ",current($data))) 
		$from = strtolower(trim(eregi_replace("Reply-To:","",current($data))));
	elseif (eregi("^From: ",current($data)) AND !$from)
		$from = strtolower(trim(eregi_replace("From:","",current($data))));
	elseif (eregi("^To: ",current($data)))
		$to = strtolower(trim(eregi_replace("To:","",current($data))));
	elseif (eregi("^Subject: ",current($data)))
		$subject = trim(eregi_replace("Subject:","",current($data)));
	elseif (eregi("^X-UIDL: ",current($data)) OR ($from AND $to AND $subject))
		break;
	$tmp .= current($data);
} while (next($data));

// If the e-mail match the following regex, die (its a spam/list/bulk mailing/postmaster e-mail)
if (eregi("(^(Mailing-List:|Precedence:.*(junk|bulk|list)|To: Multiple recipients of|(((Resent-)?(From|Sender)|X-Envelope-From):|>?From)([^>\n]*[^(.%@a-z0-9])?(Post(ma?(st(e?r)?|n)|office)|(send)?Mail(er)?|daemon|m(mdf|ajordomo)|n?uucp|LIST(SERV|proc)|NETSERV|o(wner|ps)|r(e(quest|sponse)|oot)|b(ounce|bs\.smtp)|echo|mirror|s(erv(ices?|er)|mtp(error)?|ystem)|A(dmin(istrator)?|MMGR|utoanswer))(([^).!:a-z0-9][-_a-z0-9]*)?[%@>\t\n> ][^<)]*(\(.*\).*)?)?$([^>]|$)))", $tmp, $rval))
	exit;

	
// parse $to to get the e-mail address only
unset($email);
$i = 0;
if (ereg("(,|;|[:space:])",$to)) {
	$to = split("[,;[:space:]]+",$to);
	foreach($to AS $tmp) {
		if (strstr($tmp,'@'))
			$email[++$i] = $tmp;
	}
}

// if $email contains more than 1 e-mail address, try to figure out the good one.
if ($i > 1){
	
	unset($to);
	unset($match);
	// perform 2 pass, 1st check for the username@ then check for aliases@
	reset($email);
	foreach($email AS $tmp) {
		if (stristr($tmp,"$user@")) {
			$to = $tmp;
			++$match;
		}
	}
	
	// aliases check
	if ($aliases) {
		// if $aliases == *, we have no idea who we are.. set $to = $user;
		if ($aliases == '*')
			$to = $user;
		else {
			if (stristr($aliases,','))
				$aliases = explode(',',$aliases);
			
			reset($email);
			foreach($email AS $tmp) {
				if (!is_array($aliases)) {
					if (stristr($tmp,"$aliases@")) {
						$to = $tmp;
						++$match;
					}
				}
				else {
					reset($aliases);
					foreach($aliases AS $tmp2) {
						if (stristr($tmp,"$tmp2@")) {
							$to = $tmp;
							++$match;
						}
					}
				}
			}
		}
	}
	// else by default $to = $user
	if (!$to OR $match > 1)
		$to = $user;
}
elseif($i == 1)
	$to = $email[1];


// Load Autoreply Message
if (file_exists($folder.$user)) {
	$autoreply = file($folder.$user);
	$autoreply = trim(stripslashes(implode("",$autoreply)));
}
else
	 $error = true;

if (stristr($to, $from))
	$error = true;
if (stristr($subject,"autoreply"))
	$error = true;
if (stristr($subject,"returned mail"))
	$error = true;

// If all is well, reply!
if ($from AND $to AND $user AND !$error)
	mail($from,"Autoreply: ".$subject, $autoreply, "From: $to\nReply-To: $to\n");
?>
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