public bool RetrieveKeys()
{
//retrieve file settings keys
char ctype = trxType.Substring(4, 1)[0];
byte[] bKey = null;
object objKey = null;
string ftpPath = System.Configuration.ConfigurationManager.AppSettings["ftpFolder"];
string dateStamp = DateTime.Now.Year.ToString() + DateTime.Now.Month.ToString().PadLeft(2, '0')
+ DateTime.Now.Day.ToString().PadLeft(2, '0') + DateTime.Now.TimeOfDay.Hours.ToString().PadLeft(2, '0')
+ DateTime.Now.TimeOfDay.Minutes.ToString().PadLeft(2, '0');
Letters.stpCaller sCaller = new Letters.stpCaller();
List <object> arrParams = new List <object>();
arrParams.Add("GetKeys");
arrParams.Add(clientID);
arrParams.Add(ctype); //0-Export, 1-Import
arrParams.Add(-1); //triggerID
arrParams.Add(-1); //encType
arrParams.Add(DateTime.Now);
System.Data.DataSet theDS = sCaller.executeSPDataSet(arrParams, Letters.stpCaller.stpType.TriggerUpdateKey);
if (theDS != null)
{
for (int ix = 0; ix < theDS.Tables[0].Rows.Count; ix++)
{
objKey = theDS.Tables[0].Rows[ix]["KeySettings"];
bKey = (byte[])objKey;
Int16 kType = Convert.ToInt16(theDS.Tables[0].Rows[ix]["KeyType"]);
if (kType == (Int16)MYOB_TRXTYPE.EXPORT)
{
exportSettingsFileName = clientID.ToString() + "_E" + dateStamp + ".txt";
if (System.IO.File.Exists(ftpPath + exportSettingsFileName))
{
System.IO.File.Delete(ftpPath + exportSettingsFileName);
}
System.IO.File.WriteAllBytes(ftpPath + exportSettingsFileName, bKey);
}
else if (kType == (Int16)MYOB_TRXTYPE.IMPORT)
{
importSettingsFileName = clientID.ToString() + "_I" + dateStamp + ".txt";
if (System.IO.File.Exists(ftpPath + importSettingsFileName))
{
System.IO.File.Delete(ftpPath + importSettingsFileName);
}
System.IO.File.WriteAllBytes(ftpPath + importSettingsFileName, bKey);
}
}
}
return(true);
}
public bool isAuthenticated(bool genMYOBXML)
{
string ftpPath = System.Configuration.ConfigurationManager.AppSettings["ftpFolder"];
string dateStamp = DateTime.Now.Year.ToString() + DateTime.Now.Month.ToString().PadLeft(2, '0')
+ DateTime.Now.Day.ToString().PadLeft(2, '0') + DateTime.Now.TimeOfDay.Hours.ToString().PadLeft(2, '0') +
DateTime.Now.TimeOfDay.Minutes.ToString().PadLeft(2, '0');
string strMsg = "authenticating started at [" + dateStamp + "]" + Environment.NewLine;
if (System.Configuration.ConfigurationManager.AppSettings["DebugOn"] == "true")
{
System.IO.File.WriteAllText(ftpPath + "debug.txt", strMsg);
}
try {
if (genMYOBXML)
{ //authenticate user based on clientid and passkey
string strEncType = StringEnum.GetStringValue(MYOB_ENCTYPES.TRIPLE_DES);
string strKey = "";
//string strDeciphered = "";
string[] strCiphered = null;
byte[] rjkey = null;
byte[] rjIV = null;
object objKey = null;
Letters.stpCaller sCaller = new Letters.stpCaller();
List <object> arrParams = new List <object>();
arrParams.Add("FindPasskey");
arrParams.Add(clientID);
arrParams.Add(0); //0-Export, 1-Import
arrParams.Add(0);
arrParams.Add(passKey);
System.Data.DataSet theDS = sCaller.executeSPDataSet(arrParams, Letters.stpCaller.stpType.authenticateUser);
if (theDS == null)
{
return(false);
}
if (theDS.Tables[0].Rows.Count == 0)
{
return(false);
}
if (theDS.Tables.Count > 0 && theDS.Tables[1].Rows.Count > 0)
{
strEncType = theDS.Tables[1].Rows[0]["keyTypeDesc"].ToString();
if (theDS.Tables[1].Rows[0]["Key1"] != null)
{
strKey = theDS.Tables[1].Rows[0]["Key1"].ToString();
}
if (strEncType.ToUpper() == StringEnum.GetStringValue(MYOB_ENCTYPES.RIJNDAEL))
{
objKey = theDS.Tables[1].Rows[0]["Key2"];
rjkey = (byte[])objKey;
objKey = theDS.Tables[1].Rows[0]["Key3"];
rjIV = (byte[])objKey;
}
}
if (System.Configuration.ConfigurationManager.AppSettings["DebugOn"] == "true")
{
System.IO.File.WriteAllText(ftpPath + "debug.txt", "passkey found for " + clientID.ToString() + Environment.NewLine);
}
//user exists, retrieve cff data
exportXML xmlExport = new exportXML(clientID, cardType, trxType, crdTrxFrom, crdTrxTo, strIDs);
if (xmlExport.retrieveData())
{ //generate myobxml
dateStamp = DateTime.Now.Year.ToString() + DateTime.Now.Month.ToString().PadLeft(2, '0')
+ DateTime.Now.Day.ToString().PadLeft(2, '0') + DateTime.Now.TimeOfDay.Hours.ToString().PadLeft(2, '0') +
DateTime.Now.TimeOfDay.Minutes.ToString().PadLeft(2, '0');
//retrieve the keys from exkeys table - always encrypt this for security reason
BLL.CryptoClass xCrypt = new BLL.CryptoClass(strEncType, rjkey, rjIV, "");
if (strEncType == StringEnum.GetStringValue(MYOB_ENCTYPES.TRIPLE_DES))
{
strEncType = "0";
}
else
{
strEncType = "1";
}
this.xmlFileName = clientID.ToString() + "_" + dateStamp + "_" + strEncType + ".txt"; //+ ".zip"; //
this.xmlFileName = this.xmlFileName.Replace(" ", "");
string xmlPath = ftpPath + this.xmlFileName;
string XMLData = xmlExport.createXMLData().ToString();
bool isWritten = xCrypt.Encrypt(XMLData, xmlPath, ref strCiphered); //write encrypted text to file
xmlPath = BLL.Compression.CompressFile(xmlPath, true); //compress to zip file
this.xmlFileName += ".zip";
return(isWritten);
}
}
else
{ //authenticate user without generating MYOB File
Letters.stpCaller sCaller = new Letters.stpCaller();
List <object> arrParams = new List <object>();
arrParams.Add("FindPasskey");
arrParams.Add(clientID);
arrParams.Add(0); //0-Export, 1-Import
arrParams.Add(0);
arrParams.Add(passKey);
System.Data.DataSet theDS = sCaller.executeSPDataSet(arrParams, Letters.stpCaller.stpType.authenticateUser);
if (theDS == null)
{
return(false);
}
if (theDS.Tables[0].Rows.Count == 0)
{
return(false);
}
if (theDS.Tables.Count > 0 && theDS.Tables[1].Rows.Count > 0)
{
return(true);
}
}
}
catch (Exception exc)
{
if (System.Configuration.ConfigurationManager.AppSettings["DebugOn"] == "true")
{
strMsg += "Exception encountered as of [" + dateStamp + "] - " + exc.Message + Environment.NewLine;
System.IO.File.WriteAllText(ftpPath + "debug.txt", strMsg);
}
return(false);
}
return(true);
}