//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#endregion
#region WriteCSV
// +--------------------------------------------------+
// |+++ WriteCSV +++|
// +--------------------------------------------------+
// CSV Datei erzeugen (Array)
public static bool WriteCSV(string path, string filename, char delimeter, string[][] data, bool encrypt = false, string passphrase = null, bool append = false)
{
if (filename == ResourceText.EMPTY)
{
throw new Exception(CreateException(ResourceText.Message, ResourceText.ExceptionClass, ResourceText.ExceptionWriteCSV, ResourceText.ExceptionFileNameEmpty));
}
if (!CheckDirectory(path))
{
throw new Exception(CreateException(ResourceText.Message, ResourceText.ExceptionClass, ResourceText.ExceptionWriteCSV, ResourceText.ExceptionDirectoryNotExist));
}
// Weitere Prüfungen nichtnotwendig da später über Filedialog alles bereits abgeprüft
path = CheckDirectory(path, true);
string stream = null;
StreamWriter datastream = new StreamWriter(path + filename, append);
// Zeile Eingabedaten + Seperator (ASCII)
if (data.Length >= int.MaxValue)
{
throw new Exception(CreateException(ResourceText.Message, ResourceText.ExceptionClass, ResourceText.ExceptionWriteCSV, ResourceText.ExceptionFileSize));
}
for (int i = 0; i < data.Length; i++)
{
if (data[i].Length > int.MaxValue)
{
throw new Exception(CreateException(ResourceText.Message, ResourceText.ExceptionClass, ResourceText.ExceptionWriteCSV, ResourceText.ExceptionDataLength));
}
for (int j = 0; j < data[i].Length; j++)
{
stream += (data[i][j] + delimeter);
// datastream.Write(data[i][j] + delimeter);
}
stream += '\n'.ToString();
// datastream.WriteLine();
}
if (encrypt == true)
{
if (passphrase == null)
{
return(false);
}
else
{
stream = Chiper.Encrypt(stream, passphrase);
}
}
datastream.Write(stream);
datastream.Close();
return(true);
}
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#endregion
#region ReadCSV
// +--------------------------------------------------+
// |+++ ReadCSV +++|
// +--------------------------------------------------+
// CSV Datei auslesen (Array)
public static string[][] ReadCSV(string path, string filename, char delimeter, bool decrypt = false, string passphrase = null)
{
List <string[]> data = new List <string[]>();
string linedata = null;
path = CheckDirectory(path, true);
if (filename == ResourceText.EMPTY)
{
throw new Exception(CreateException(ResourceText.Message, ResourceText.ExceptionClass, ResourceText.ExceptionReadCSV, ResourceText.ExceptionFileNameEmpty));
}
if (!CheckDirectory(path) || !CheckFile(path + filename))
{
throw new Exception(CreateException(ResourceText.Message, ResourceText.ExceptionClass, ResourceText.ExceptionReadCSV, ResourceText.ExceptionFileNotFound));
}
// Weitere Prüfungen nichtnotwendig da später über Filedialog alles bereits abgeprüft
StreamReader datastream;
// Wenn Entschlüsseln erforderlich
if (decrypt == true)
{
if (passphrase == null)
{
return(null);
}
StreamReader cryptostream = new StreamReader(path + filename);
byte[] decryptarray = Encoding.UTF8.GetBytes(Chiper.Decrypt(cryptostream.ReadToEnd(), passphrase));
MemoryStream stream = new MemoryStream(decryptarray);
datastream = new StreamReader(stream);
}
else
{
datastream = new StreamReader(path + filename);
}
while ((linedata = datastream.ReadLine()) != null)
{
string[] seperateddata = linedata.Split(delimeter);
data.Add(seperateddata);
}
datastream.Close();
return(data.ToArray());
}
