/// <summary>
/// Searches the list of XMLRecords based on the passed ID
/// </summary>
/// <param name="ID">a CSV string with all the IDs of the XML record to be found</param>
/// <returns>the index of the XMLTree if found else -1</returns>
public int IndexOf(string ID)
{
if (XMLRecordList == null)
{
return(-1);
}
XMLRecord searchID = new XMLRecord(ID);
return(XMLRecordList.IndexOf(searchID));
}
///<summary>
/// This function processes the given XML file according to the processing type provided.
///</summary>
///<param name="Type">Indicates how the XML file should be processed.see <see cref="XMLRecordFileProcessor.ProcessType"/></param>
public void Process(ProcessType Type)
{
int i = 0;
string ExceptionMsg = ""; //used by the exception thrown if something goes wrong
AnonymizerXML anonymizer = null;
string output_anonymized_filename = "";
if (Type == ProcessType.AnonymizeToFiles || Type == ProcessType.Anonymize)
{
anonymizer = new AnonymizerXML(_filename);
}
if (Type == ProcessType.Anonymize)
{
using (StreamWriter anonymized = File.CreateText(tempfile))
anonymized.WriteLine(xmlDecl);
}
if (Type == ProcessType.ToMemory)
{
_XMLRecords = new List <XMLRecord>();
}
//Iterate through the XMLfile
try {
//create the namespace manager
XmlNamespaceManager nsmgr = null;
//Process XMLRecords
XMLRecordFileIterator myXMLRecFile = XMLRecordFileIterator.GetXMLRecordFileIterator(this.getFullFilename()
, _containerTags
, _IDTags);
//Add namespace tag (root element) to anonymized file
if (Type == ProcessType.Anonymize)
{
AppendAnonymized(myXMLRecFile.NamespaceTag);
}
foreach (XMLRecord myRec in myXMLRecFile)
{
XmlDocument doc = new XmlDocument();
myRec.MustBeValidatable = true;
doc.LoadXml(myRec.getXMLRecord());
if (anonymizer != null && nsmgr == null)
{
nsmgr = new XmlNamespaceManager(doc.NameTable);
if (anonymizer.Namespaces.Count > 0)
{
foreach (string ns in anonymizer.Namespaces)
{
string[] fields = ns.Split(';');
nsmgr.AddNamespace(fields[0], fields[1]);
// Console.WriteLine("Naam namespace:'{0}' URL:\t {1}", fields[0], fields[1]);
}
}
}
//-------------------------------
//Processtype specific coding
//--------------------------------
if ((Type == ProcessType.AnonymizeToFiles || Type == ProcessType.Anonymize) && anonymizer != null)
{
//Anonymize the values in the elements to be anonymized
foreach (AnonymizeRule rule in anonymizer.AnonymizerRules)
{
ExceptionMsg = "In file " + _filename + " Xpath that caused exception:\t" + rule.Location;
XmlNodeList nodelist = null;
if (anonymizer.Namespaces.Count > 0)
{
nodelist = doc.SelectNodes(rule.Location, nsmgr);
}
else
{
nodelist = doc.SelectNodes(rule.Location);
}
foreach (XmlNode myNode in nodelist)
{
string nodeValue = myNode.InnerXml;
//Some anonymizations are filtered. They require handling by a different function
if (rule.IsFiltered)
{
XmlNode filterNode = null;
if (anonymizer.Namespaces.Count > 0)
{
filterNode = doc.SelectSingleNode(rule.FilterLocation, nsmgr);
}
else
{
filterNode = doc.SelectSingleNode(rule.FilterLocation);
}
myNode.InnerXml = anonymizer.ProcessFilter(rule, nodeValue, filterNode.InnerXml);
}
else
{
myNode.InnerXml = anonymizer.Anonymize(nodeValue, rule.Method);
}
//if a filename contains the value of an element, it must be anonymized too
if (_anonymized_filename.Length == 0)
{
_anonymized_filename = _filename;
}
//In the code the filename is also anonymized.
//First this was implemented by recognizing if there was a value to be anonymized
// but this wasn't precise enough and to unwanted modifications in the filename
//By introducing a filename rule, an extra criteria, namely the
//elementname with the value to be anonymized, could be added
bool found = false;
foreach (String filenameRule in anonymizer.AnonymizerRulesFilename)
{
if (filenameRule.Equals(myNode.Name))
{
found = true;
break;
}
}
if (_filename.IndexOf(nodeValue) > 0 && found)
{
_anonymized_filename = _anonymized_filename.Replace(nodeValue, myNode.InnerXml);
}
}
}
}
if (Type == ProcessType.ToMemory)
{
XMLRecordList.Add(myRec);
}
if (Type == ProcessType.ToFile || Type == ProcessType.AnonymizeToFiles)
{
this.Write(myRec, Type);
//count of written files
i++;
}
if (Type == ProcessType.Anonymize)
{
myRec.MustBeValidatable = false;
string xmlText = myRec.getXMLRecord();
AppendAnonymized(xmlText);
}
} // foreach
//Processtype specific output
if (Type == ProcessType.ToFile)
{
Console.WriteLine("{0} bestanden met 1 XMLRecord aangemaakt uit bestand {1} met containertag {2}."
, i, _filename, _containerTags[0]);
}
if (Type == ProcessType.AnonymizeToFiles)
{
Console.WriteLine("{0} bestanden geanonimiseerd ({3} anonimiseer regels) en aangemaakt uit bestand {1} met containertag {2}."
, i, _filename, _containerTags[0], anonymizer.AnonymizerRules.Count);
}
if (Type == ProcessType.Anonymize)
{
AppendAnonymized(myXMLRecFile.EndNamespaceTag);
if (_anonymized_filename.Length == 0)
{
output_anonymized_filename = _filename;
}
else
{
output_anonymized_filename = _anonymized_filename;
}
output_anonymized_filename = String.Concat(output_anonymized_filename, String.Concat(anonymous, postfix));
//Rename the tempfile to the anonymized filename
if (File.Exists(output_anonymized_filename))
{
File.Delete(output_anonymized_filename);
}
File.Move(tempfile, output_anonymized_filename);
Console.WriteLine("bestand {0} contains the anonymized data of {1}", output_anonymized_filename, _filename);
}
if (Type == ProcessType.ToMemory)
{
XMLRecordList.Sort();
}
} catch (Exception e) {
throw new XmlException(String.Concat(ExceptionMsg, "\r\n", e.ToString()));
}
}