static private void WriteCacheFile()
{
ActiveDirCacheFile cache = new ActiveDirCacheFile();
cache.DomainName = Environment.UserDomainName;
cache.Computers = Computers;
FileStream file = new FileStream(Directory.GetCurrentDirectory() + "\\adcache.xml", FileMode.Create, FileAccess.Write);
XmlSerializer serializer = new XmlSerializer(typeof(ActiveDirCacheFile));
serializer.Serialize(file, cache);
file.Close();
}
static public void GetComputers()
{
LocalNetworkSettings.GetLocalIPAddress();
if (Environment.UserDomainName.ToUpper() == Environment.MachineName)
{
adNotAvailable = true;
return;
}
try
{
// get root of the directory data tree on a directory server
DirectoryEntry dirEntry = new DirectoryEntry("LDAP://rootDSE");
// get the hostname of the directory server of your root (I'm assuming that's what you want)
string dnsHostname = dirEntry.Properties["dnsHostname"].Value.ToString();
IPAddress[] ipAddresses = Dns.GetHostAddresses(dnsHostname);
Ping pingSender = new Ping();
for (int i = 0; i < ipAddresses.Count(); i++)
{
try
{
PingReply reply = pingSender.Send(ipAddresses[i].ToString(), 1000);
if (reply.Status == IPStatus.Success)
{
DCAvailable = true;
break;
}
}
catch {}
}
}
catch { }
cacheFound = false;
CachedAD.Clear();
if (File.Exists("adcache.xml"))
{
ActiveDirCacheFile cache = LoadCacheFile();
if (Environment.UserDomainName == cache.DomainName)
{
cacheFound = true;
LastUpdate = File.GetLastWriteTime("adcache.xml");
foreach (String s in cache.Computers)
{
CachedAD.Add(s);
}
}
}
if (cacheFound && Settings.AUTO_UPDATE_AD_ON_STARTUP)
{
Thread UpdateThread = new Thread(new ThreadStart(BeginADDownload));
UpdateThread.Start();
}
else if (cacheFound && !Settings.AUTO_UPDATE_AD_ON_STARTUP)
{
AppConsole.WriteLine("Cached AD was loaded.");
}
else
{
if (adUpToDate)
{
MessageBox.Show("Please wait!\n\nError: Cahced AD was not found.\n\nClick OK to continue. This process can take several minutes.", "Active Directory Updating", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
BeginADDownload();
}
}
