//private void decrypt(string priPath,string sessionPath,string filePath)
//{
// string privateKey,sessionKey;
// byte[] enkey, eniv;
// using(StreamReader sr=new StreamReader(sessionPath))
// {
// sessionKey = sr.ReadToEnd();
// }
// string[] s = sessionKey.Split(',');
// enkey = Convert.FromBase64String(s[0]);
// eniv = Convert.FromBase64String(s[1]);
// using (StreamReader sr = new StreamReader(priPath))
// {
// privateKey = sr.ReadLine();
// }
// //解密会话密钥
// RSACryptoServiceProvider rsa = new RSACryptoServiceProvider();
// rsa.FromXmlString(privateKey);
// byte[] key = rsa.Decrypt(enkey, false);
// byte[] iv = rsa.Decrypt(eniv, false);
// //解密文件
// string[] fileName = filePath.Split('/');
// string downFile = this.downloadPath.Text + "\\" + fileName[fileName.Length - 1];
// string decrypt = AesHelp.DescyrptString(filePath, downFile, key, iv);
// using (StreamWriter sw = new StreamWriter(downFile))
// {
// sw.WriteLine(decrypt);
// }
// //this.txt.Text = AesHelp.DescyrptString("../../files/" + userName + "_" + FileName, decrypt, iv);
// //string asd = Convert.ToBase64String(iv);//存储iv
// //this.txt.Text = Convert.ToBase64String(iv);
// //解密key,iv byte[] ds = Convert.FromBase64String(asd);
//}
//将用户选中的选项下载并且解密
private void D_download_Click(object sender, RoutedEventArgs e)
{
FolderBrowserDialog m_Dialog = new FolderBrowserDialog();
DialogResult result = m_Dialog.ShowDialog();
if (result == System.Windows.Forms.DialogResult.Cancel)
{
return;
}
this.downloadPath.Text = m_Dialog.SelectedPath.Trim();
string filename;
foreach (var name in this.Filelist.SelectedItems)
{
filename = name.ToString();
client.DecryptFile(filename, userName, this.downloadPath.Text);
//var q = from t in context.FileTable
// from m in context.UserTable
// where t.FileName == filename && m.UserName == userName
// && t.DownloadId == m.UserId
// select new { t.FilePath,t.SessionKey,m.PrivateKey};
//foreach (var item in q)
//{
// prikey = @"../../PrivateKey/" + item.PrivateKey;
// decrypt(prikey, item.SessionKey, item.FilePath);
//}
}
/**
* //TransmitFile实现下载
* Response.ContentType = "application/x-zip-compressed";
* Response.AddHeader("Content-Disposition", "attachment;filename=z.zip");
* string filename = Server.MapPath("DownLoad/z.zip");
* Response.TransmitFile(filename);
**/
}
