//
//this function generates an XML settings file by serializing a CodewordSettingsTemplate
//object, which simply stores the values of all form elements.
//
//argument 'silent' is optional and only used internally to generate the settings file
//that the deployed agent uses. using this option suppresses the dialog box and automatically
//saves the settings file to CwAgentConfiguration.xml
//
public static void SaveSettingsXML(string filename, string[] ElementNames, string[] ElementValues)
{
//-----------------------------------------------
// GENERATE SERIALIZABLE
// DATA STRUCTURES
//-----------------------------------------------
CodewordSettingsTemplate cwSettings = new CodewordSettingsTemplate();
cwSettings.FormElementNames = ElementNames;
cwSettings.FormElementValues = ElementValues;
//-----------------------------------------------
// ENCRYPT SENSITIVE FIELDS
//-----------------------------------------------
//encrypt any sensitive items before serializing to an XML file
//
string[] EncryptElementValues = new string[]{
"Reporting_Auth_UserName","Reporting_Auth_Password","AgentPFXPassword","Reporting_Archive_Password"};
int count = 0;
foreach (string formElementName in cwSettings.FormElementNames)
{
//once we find the element value for one of the element names, encrypt it.
if (Array.IndexOf(EncryptElementValues, formElementName) >= 0)
{
string plainText = cwSettings.FormElementValues[count];
cwSettings.FormElementValues[count] = CwBasicEncryption.Encrypt(plainText);
}
count++;
}
//serialize the objects into an XML document
try
{
XmlSerializer serializer = new XmlSerializer(typeof(CodewordSettingsTemplate));
TextWriter writer = new StreamWriter(filename);
serializer.Serialize(writer, cwSettings);
writer.Close();
}
catch (Exception e)
{
throw new Exception("Serialization error: " + e.Message);
}
}
public CodewordSettingsTemplate LoadSettingsXML(string filename)
{
//-----------------------------------------------
// DESERIALIZE XML FILE
//-----------------------------------------------
XmlSerializer serializer;
//
//deserialize the XML settings file into an instantation of the CwSettings class
try
{
serializer = new XmlSerializer(typeof(CodewordSettingsTemplate));
}
catch (Exception ex)
{
throw new Exception("Failed processing XML from settings file.\n\n" + ex.Message);
}
//handle unknown XML nodes/attributes
serializer.UnknownNode += new XmlNodeEventHandler(ImportErrorUnknownXMLNode);
serializer.UnknownAttribute += new XmlAttributeEventHandler(ImportErrorUnknownXMLAttribute);
FileStream fstream;
//attempt to read XML document
try
{
fstream = new FileStream(filename, FileMode.Open);
}
catch (Exception ex)
{
throw new Exception("File read error: " + ex.Message);
}
//try to deserialize
CodewordSettingsTemplate cst;
try
{
//restore the object's state with data from the XML document
cst = (CodewordSettingsTemplate)serializer.Deserialize(fstream);
}
catch (Exception ex)
{
fstream.Close();
throw new Exception("Deserialization error: " + ex.Message);
}
//make sure there are just as many form names as there are form values
if (cst.FormElementNames.Length != cst.FormElementValues.Length)
{
fstream.Close();
throw new Exception("Error: length mismatch!");
}
fstream.Close();
//-----------------------------------------------
// DECRYPT SENSITIVE FIELDS
//-----------------------------------------------
//decrypt any sensitive items before deserializing into the form
//
string[] EncryptElementValues = new string[]{
"Reporting_Auth_UserName","Reporting_Auth_Password","AgentPFXPassword","Reporting_Archive_Password"};
int count = 0;
foreach (string formElementName in cst.FormElementNames)
{
//once we find the element value for one of the element names, encrypt it.
if (Array.IndexOf(EncryptElementValues, formElementName) >= 0)
{
string cypherText = cst.FormElementValues[count];
cst.FormElementValues[count] = CwBasicEncryption.GetStringFromSecureString(CwBasicEncryption.Decrypt(cypherText));
}
count++;
}
return cst;
}
