public IActionResult DecryptionText(string cryptomsg, string key)
{
myclass op = new myclass();
Decryption_Class op2 = new Decryption_Class();
string str = op2.BinaryToString(op2.convert_DNA_to_binary(op2.convert_finalDNA_to_DNA(op2.split_DNA(cryptomsg))));
op.orignalmsg = XXTEA.Decrypt(str, key);
//decryption
// op.cryptomsg = XXTEA.Decrypt(orignalmsg, key);
string document = op.orignalmsg;
//decryption
// op.cryptomsg = XXTEA.Decrypt(orignalmsg, key);
//create file or put Encrypt message in file
//path which file put in
string path_Root = _hosting.WebRootPath;
string docPath = path_Root + "\\files\\";
// Write the specified text asynchronously to a new file named "WriteTextAsync.txt".
using (StreamWriter outputFile = new StreamWriter(Path.Combine(docPath, "Decryptmessage.txt")))
{
outputFile.Write(document);
}
return(View("DecryptionText", op));
}
//Decryption file
public IActionResult DecryptionFile(IFormFile File, string key)
{
fileclass op = new fileclass();
Decryption_Class op2 = new Decryption_Class();
if (File == null || File.Length == 0)
{
return(Content("file not selected"));
}
//get path
string path_Root = _hosting.WebRootPath;
string path_to_files = path_Root + "\\files\\" + File.FileName;
//copyfiles
using (var stream = new FileStream(path_to_files, FileMode.Create))
{
File.CopyTo(stream);
}
// read file
FileStream fileStream = new FileStream(path_to_files, FileMode.Open);
using (StreamReader reader = new StreamReader(fileStream))
{
// string line = reader.ReadLine();
string line = reader.ReadToEnd();
// op.Encryptfile = line;
string str = op2.BinaryToString(op2.convert_DNA_to_binary(op2.convert_finalDNA_to_DNA(op2.split_DNA(line))));
op.Decryptfile = XXTEA.Decrypt(str, key);
}
downloadtext = op.Decryptfile;
//delete file
FileInfo fi = new FileInfo(path_to_files);
if (fi != null)
{
System.IO.File.Delete(path_to_files);
fi.Delete();
}
///////////////////
//create file or put Encrypt message in file
//path which file put in
string docPath = path_Root + "\\files\\";
// Write the specified text asynchronously to a new file named "WriteTextAsync.txt".
using (StreamWriter outputFile = new StreamWriter(Path.Combine(docPath, "Decryptmessage.txt")))
{
outputFile.Write(downloadtext);
}
return(View("DecryptionFile", op));
}