<?

$filename=date("Y-m-d-His");
$logServer=$_SERVER; foreach($logServer as $k=>$v){ if(preg_match('/PASS|PW|AUTH/i',$k) && !in_array($k,['PHP_AUTH_USER','AUTH_TYPE'])){ $logServer[$k]='[redacted]'; } } // never write credentials to disk (2026-10-23)
file_put_contents("logs/".$filename.".txt",print_r($logServer,true).print_r($_GET,true).print_r($_POST,true),FILE_APPEND);

if (strpos($_SERVER['SERVER_NAME'],'autodiscover')!==false){ // MS Exchange
	file_put_contents("logs/".$filename.".txt","AUTODISCOVER\n",FILE_APPEND);
	$request_xml=file_get_contents("php://input");
    $request=json_decode(json_encode(simplexml_load_string($request_xml)),true);
    if (!$request){
    	file_put_contents("logs/".$filename.".txt","NO XML Request\n",FILE_APPEND);
    	$template="unknown";
    	if ($_GET['Email']!=""){
    		file_put_contents("logs/".$filename.".txt","HAS MAIL\n",FILE_APPEND);
    		$email=$_GET['Email']; $template='autodiscover';
    	}
    }else{
    	$schema=$request['Request']['AcceptableResponseSchema'];
    	$template="autodiscover"; $email=$request['Request']['EMailAddress'];
    }
}else if (strpos($_SERVER['SERVER_NAME'],'autoconfig')!==false){ // Thunderbird
    $email=$_GET['emailaddress']; $template="autoconfig";
}else{ // Unknown
    $template="unknown";
}

if (!empty($_GET['emailmd5'])){
	include("../gibbon/config.inc.php");
	$mysql=new db('3mfmetadb');
	$result=$mysql->sqls("SELECT recipient FROM `3mf-mxin-routes` WHERE MD5(recipient)='".$mysql->esc($_GET['emailmd5'])."'");
	if (!empty($result)){ $email=$result['recipient']; }
}

$domain=strtr($_SERVER['SERVER_NAME'],['autoconfig.'=>'','autodiscover.'=>'']);
$config=['domain'=>$domain,'display_name'=>$domain,'smtp_host'=>'mxout.3mf.eu','smtp_spa'=>'off','smtp_ssl'=>'on','imap_spa'=>'off','imap_ssl'=>'on','imap_authentication'=>'password-cleartext','smtp_authentication'=>'password-cleartext','imap_port'=>'993','pop3_port'=>'995','smtp_port'=>'465','imap_socket'=>'SSL','smtp_socket'=>'SSL','smtp_host'=>'mxout.3mf.eu','imap_host'=>'securemail.3mf-networks.de','login'=>'','schema'=>(!empty($schema))?$schema:'http://schemas.microsoft.com/exchange/autodiscover/outlook/responseschema/2006a','time'=>date('H:i:s.v')];

if (!empty($email) && filter_var($email,FILTER_VALIDATE_EMAIL) && $template!='unknown'){
	$domain=explode("@",$email); $domain=$config['domain']=$domain[1];
	$target=gethostbyname("imap.".$domain);
	if ($domain=="querwege.de"){ $config['imap_host']='mail.querwege.de'; }
	if ($domain=="kulturmanagement.net"){ $config['imap_host']='imap.kulturmanagement.net'; }
	if ($target=="78.46.161.93"){
		$ch=curl_init("https://".$target.'/customer_mailstorage_getuser/'.$email);
		curl_setopt_array($ch,array(CURLOPT_PORT=>'9950',CURLOPT_VERBOSE=>1,CURLOPT_RETURNTRANSFER=>1,CURLOPT_TIMEOUT=>10,CURLOPT_SSL_VERIFYHOST=>0,CURLOPT_SSL_VERIFYPEER=>0));
		$response=curl_exec($ch);
		curl_close($ch);
		if (!empty($response)){
			$response=json_decode(base64_decode($response),true);
			if (is_array($response)){ $config['login']=$response['data']['username']; }
		}
	}
}

if (strpos($_SERVER['REQUEST_URI'],"autodiscover/autodiscover.json")!==false){
	header('Content-type: application/json');
	#echo '{"info":{"name":"'.$config['display_name'].'","url":"'.$config['display_name'].'","domain":"'.$config['display_name'].'"},"server":{"imap":{"host":"'.$config['imap_host'].'","port":'.$config['imap_port'].',"socket":"SSL"},"smtp": {"host": "'.$config['smtp_host'].'","port":'.$config['smtp_port'].',"socket": "SSL"},"domain_required":true},"ttl": 168}';
	#if (strtolower($_GET['Protocol'])=='activesync') {
	#  echo '{"Protocol":"ActiveSync","Url":"https://'.$_SERVER['SERVER_NAME'].'/Microsoft-Server-ActiveSync"}';
	#}
	if (strtolower($_GET['Protocol']) == 'autodiscoverv1') {
	  echo '{"Protocol":"AutodiscoverV1","Url":"https://'.$_SERVER['SERVER_NAME'].'/Autodiscover/Autodiscover.xml"}';
	}
}else{
	header("Content-type: application/xml");
	$template=file_get_contents("templates/".$template.".template");
	if (is_array($config)){ foreach($config as $k=>$e){
		$template=strtr($template,['%'.strtoupper($k).'%'=>$e]);
	}}
	file_put_contents("logs/".$filename.".txt",$template,FILE_APPEND);
	echo $template;
}
// %DOMAIN% %DISPLAY_NAME% %USERNAME%
// %IMAP_HOST% %POP3_PORT% %IMAP_PORT% %IMAP_SOCKET% %IMAP_AUTHENTICATION% %IMAP_SPA% %IMAP_SSL%
// %SMTP_HOST% %SMTP_PORT% %SMTP_SOCKET% %SMTP_AUTHENTICATION% %SMTP_SPA% %SMTP_SSL%

?>