<?php

chdir('../server/');

$sTime = time();
$sMicroTime = microtime();

require_once('inc/require.php');
require_once('inc/include.php');
require_once('inc/exception.php');
require_once('inc/defines.php');

if(defined('SECURE_COOKIE') && SECURE_COOKIE){
   header('Strict-Transport-Security: max-age=31536000; includeSubDomains; preload');
}    

$sid = $_REQUEST['sid'];
$method = $_REQUEST['method'];
$account = $_REQUEST['user'];
$folder = $_REQUEST['folder'];
if(!$folder || $folder=='*'){
	$folder = '';
}

if($sid){
	try{
		$user = User::load($sid);
		$auth = true;
	}catch(Exc $e){
		$auth = false;
	}
}
if(!$auth){
	require_once(SHAREDLIB_PATH.'system.php');
	slSystem::import('tools/httpauth');
	slToolsHTTPAuth::login();

	try{
		$sid = User::login($_SERVER['PHP_AUTH_USER'],$_SERVER['PHP_AUTH_PW'],$SERVER_NAME);
		$user = &$_SESSION['user'];
	}catch(Exception $e){
		header('Status: 401 Access Denied');
		header('Authorization: Basic');
		header('WWW-Authenticate: Basic realm="Tools"');
		die();
	}
}

$oPrimaryAccount = $user->getAccount($_SESSION['EMAIL']);
$subscriptionAccount[] = $account;

$gwPresence = $oPrimaryAccount->gwAccount && $oPrimaryAccount->gwAccount->bLogged;
$imapPresence = $oPrimaryAccount->protocol=='IMAP';

$api = createobject('api');
$shared_prefix = $api->GetProperty('C_GW_SharedAccountPrefix');
$groupWareSubscribed = false;
$imapSubscribed = false;
switch($method){
	case 'subscribe':
			if($folder){
				if($gwPresence){
					try{
						$oPrimaryAccount->gwAccount->subscribeFolder($shared_prefix.$account.'/'.$folder);
						$groupWareSubscribed = true;
					}catch(Exc $e){
						
					}
				}
				if($imapPresence){
					try{
						$oPrimaryAccount->subscribeFolder($shared_prefix.$account.'/'.$folder);
						$imapSubscribed = true;
					}catch(Exc $e){
					}		
				}
			}else{
				if($gwPresence){
					try{
						$oPrimaryAccount->gwAccount->subscribe($subscriptionAccount);
						$groupWareSubscribed = true;
					}catch(Exc $e){
						
					}
				}
				if($imapPresence){
					try{
						$oPrimaryAccount->subscribe($subscriptionAccount);
						$imapSubscribed = true;
					}catch(Exc $e){
					}
				}
			}
			if(!$groupWareSubscribed && !$imapSubscribed){
				echo "Subscription failed";
			}else{
				echo "Subscription completed";
			}
	break;
	case 'unsubscribe':
			if($folder){
				if($gwPresence){
					try{
						$oPrimaryAccount->gwAccount->unsubscribeFolder($shared_prefix.$account.'/'.$folder);
						$groupWareSubscribed = true;
					}catch(Exc $e){
						
					}
				}
				if($imapPresence){
					try{
						$oPrimaryAccount->unsubscribeFolder($shared_prefix.$account.'/'.$folder);
						$imapSubscribed = true;
					}catch(Exc $e){
						
					}	
				}
			}else{
				if($gwPresence){
					try{
						$oPrimaryAccount->gwAccount->unsubscribe($subscriptionAccount);
						$groupWareSubscribed = true;
					}catch(Exc $e){
					
					}
				}
				if($imapPresence){
					try{
						$oPrimaryAccount->unsubscribe($subscriptionAccount);
						$imapSubscribed = true;
					}catch(Exc $e){
						
					}
				}
			}
			if(!$groupWareSubscribed && !$imapSubscribed){
				echo "Unsubscription failed";
			}else{
				echo "Unsubscription completed";
			}
	break;
}
?>