// this a method that compares the output from the registry and
// the reg file scan and if there are any differences
// it will raise the flag that an e-mail needs to be sent out
public List <string> CompareFilesAndRegistry(EnumerateFiles f, RegistryReader r)
{
List <string> regval = new List <string>(r.GetRegKeys());
List <string> fileval = new List <string>(f.GetFileNames());
List <string> differences = null;
if (regval.Count > 0 && fileval.Count > 0)
{
differences = fileval.Except(regval).ToList();
differences.Sort();
return(differences);
}
return(differences = new List <string>());
}
public void parseXML()
{
// Custom XML settings to skip whitespaces and ignore comments. More can be added
XmlReaderSettings settings = new XmlReaderSettings();
settings.IgnoreWhitespace = true;
settings.IgnoreComments = true;
// Start reading the xml file
using (reader = XmlReader.Create(utility.GetXMLLocation(), settings))
{
// while there are still application nodes in the XML
while (reader.Read())
{
// Only look at start Applicaiton start nodes
if (reader.IsStartElement() && reader.Name.ToLower() == "application")
{
// TO DO: THIS CAN BE PUT IN ITS OWN THREAD
// Create new EMAIL Object. -> each application updates will be sent in its own email
Email email = new Email();
// Create new MyRegistry object
RegistryReader reg = new RegistryReader();
// Create new File object
EnumerateFiles file = new EnumerateFiles();
// Creaete a child XmlReader object that contains all child elements for the Application node
string currentApp = reader["Name"];
Console.WriteLine("Processing: " + currentApp);
inner = reader.ReadSubtree();
// Quick check if Enabled is the first element. Otherwise throw an error to the fool that misconfigured the XML
// Start reading from the first element. If the first element is not Enabled the whole system goes DOWN
if (!inner.ReadToFollowing("Enabled"))
{
throw new ArgumentException("Element \"Enabled\" must be the first element after the Application parent node");
}
// Control variable if the applicaiton should be skipped. default: false
Boolean skip = false;
// This is where the magic happens
do
{
// Go through each element unitl an end element with the name of Application is reached.
// We have read everything we wanted go to the next Application node
switch (inner.Name.ToLower())
{
// Checkign to see if application is enabled. if not. don't bother move to the next one
case "enabled":
if (!inner.ReadElementContentAsBoolean())
{
inner.ReadToNextSibling("Application");
skip = true;
}
break;
case "localpaths":
file.Directories = inner.ReadElementContentAsString().ToLower();
break;
case "includesubfolders":
Boolean includeSubs = inner.ReadElementContentAsBoolean();
file.SearchSubfolders = includeSubs ? 1 : 0;
break;
case "filetypestoscan":
file.FileExtensions = inner.ReadElementContentAsString().ToLower();
break;
case "excludefilenames":
file.ExcludedFiles = inner.ReadElementContentAsString().ToLower();
break;
case "regkey":
reg.Key = inner.ReadElementContentAsString().ToLower();;
break;
case "regkeyvalue":
reg.KeyValue = inner.ReadElementContentAsString().ToLower();
break;
case "adminnotifydl":
email.DistributionLists = inner.ReadElementContentAsString().ToLower();
break;
case "adminnotifyindividualusers":
email.IndiVidualUsers = inner.ReadElementContentAsString().ToLower();
break;
default:
break;
}
} while (inner.NodeType != XmlNodeType.EndElement && inner.Name.ToLower() != "application");
// Check for differences and send e-mail
if (!skip)
{
List <string> differences = utility.CompareFilesAndRegistry(file, reg);
// Send the e-mail
if (differences.Count > 0)
{
email.EmailBody = utility.FormatEmailBody(differences, currentApp);
email.EmailSubject = string.Format("{0} new executable update", currentApp);
email.SendMail();
}
}
skip = false;
Console.WriteLine();
inner.Close();
}
}
}
}