Mobile

Public Function XAES_Encrypt(input As String, pass As String) As String
       Dim AES As New System.Security.Cryptography.AesManaged
       Dim Hash_AES As New System.Security.Cryptography.SHA256Managed
       Dim encrypted As String = ""
       Try
           Dim hash As Byte() = New Byte(31) {}
           Dim temp As Byte() = Hash_AES.ComputeHash(System.Text.UnicodeEncoding.Unicode.GetBytes(pass))
           Array.Copy(temp, 0, hash, 0, 16)
           Array.Copy(temp, 0, hash, 15, 16)
           AES.Key = hash
           ''''''''''''''''''AES.Mode = System.Security.Cryptography.CipherMode.ECB
           Dim DESEncrypter As System.Security.Cryptography.ICryptoTransform = AES.CreateEncryptor()
           Dim Buffer As Byte() = System.Text.UnicodeEncoding.Unicode.GetBytes(input)
           encrypted = Convert.ToBase64String(DESEncrypter.TransformFinalBlock(Buffer, 0, Buffer.Length))
           Return encrypted
       Catch ex As Exception
           Return ex.Message & "error"
       End Try
   End Function

   Public Function XAES_Decrypt(input As String, pass As String) As String

       Dim AES As New System.Security.Cryptography.AesManaged
       Dim Hash_AES As New System.Security.Cryptography.SHA256Managed
       Dim decrypted As String = ""
       Try
           Dim hash As Byte() = New Byte(31) {}
           Dim temp As Byte() = Hash_AES.ComputeHash(System.Text.UnicodeEncoding.Unicode.GetBytes(pass))
           Array.Copy(temp, 0, hash, 0, 16)
           Array.Copy(temp, 0, hash, 15, 16)
           AES.Key = hash
           '''''''''''''AES.Mode = System.Security.Cryptography.CipherMode.ECB
           Dim DESDecrypter As System.Security.Cryptography.ICryptoTransform = AES.CreateDecryptor()
           Dim Buffer As Byte() = Convert.FromBase64String(input)
           Dim TFB() As Byte = DESDecrypter.TransformFinalBlock(Buffer, 0, Buffer.Length)
           '''''''''''ERROR:Padding is invalid and cannot be removed.
           decrypted = System.Text.UnicodeEncoding.Unicode.GetString(TFB, 0, TFB.Length)

           Return decrypted
       Catch ex As Exception
           Return ex.Message & "Error"
       End Try
   End Function

public static void  CopyToIsolatedStorage(string _fileName)
        {
            List<string> MyList = new List<string>();
            MyList.Add(_fileName);

            foreach (var item in MyList)
            {
                using (IsolatedStorageFile localFile = IsolatedStorageFile.GetUserStoreForApplication())
                {

                    Uri uri = new Uri(_fileName, UriKind.Absolute);
                    HttpWebRequest request = HttpWebRequest.Create(uri) as HttpWebRequest;
                    request.BeginGetResponse((ar) =>
                    {
                        var response = request.EndGetResponse(ar);
                        Deployment.Current.Dispatcher.BeginInvoke(() =>
                        {
                            using (var stream = response.GetResponseStream())
                            {
                                var name = GetFileNameinURL(item);
                                if (localFile.FileExists(name))
                                {
                                    localFile.DeleteFile(name);
                                }
                                using (IsolatedStorageFileStream fs = localFile.CreateFile(name))
                                {
                                    stream.CopyTo(fs);

                                }
                            }
                        });
                    }, null);
                }
            }

        }

private void btnPlay_Click(object sender, RoutedEventArgs e)
{       Button button = sender as Button;

        //Copy file to Temp isolated Storate as Files can only play if they are in the Isolated Storage
GenericFunctions.CopyToIsolatedStorage(button.Tag.ToString());  //eg. url http://media.lakewood.org.edgesuite.net/JOM/podcast/mp3_audio/596_Podcast.mp3
        //<MediaElement Name="media"   />
        media.Source = new Uri(GenericFunctions.GetFileNameinURL(button.Tag.ToString()));
        media.Play();
        media.Volume = 1;
}

string m_Url = "http://media.lakewood.org.edgesuite.net/JOM/podcast/mp3_audio/596_Podcast.mp3";//string.Empty;

      private void btnDownload_Click(object sender, RoutedEventArgs e)
      {
          Button button = sender as Button;
          if (button.Tag.ToString() != string.Empty)
          {

            //  m_Url = button.Tag.ToString();

              //Obtain a virtual store for application
              IsolatedStorageFile fileStorage = IsolatedStorageFile.GetUserStoreForApplication();

              if (!fileStorage.DirectoryExists("BOOKS"))
              {
                  //Create new subdirectory
                  fileStorage.CreateDirectory("BOOKS");
              }

              //Create a new StreamWriter, to write the file to the specified location.
              StreamWriter fileWriter = new StreamWriter(new IsolatedStorageFileStream("BOOKS\\" + GenericFunctions.GetFileNameinURL(m_Url), FileMode.OpenOrCreate, fileStorage));

              fileWriter.Close();

              if (fileStorage.FileExists("BOOKS\\" + GenericFunctions.GetFileNameinURL(m_Url)))
              {
                  MessageBox.Show("Download Complete");

                  GenericFunctions.PlaySound("BOOKS\\" + GenericFunctions.GetFileNameinURL(m_Url));
              }
          }

      }

<SONGS xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <SONG>
    <SONG_ID>1</SONG_ID>
    <TITLE>SONG1</TITLE>
    <PRICE>3.95</PRICE>
    <URI>http://media.lakewood.org.edgesuite.net/JOM/podcast/mp3_audio/596_Podcast.mp3</URI>
  </SONG>
  <SONG>
    <SONG_ID>2</SONG_ID>
    <TITLE>SONG2</TITLE>
    <PRICE>3.95</PRICE>
    <URI>http://media.lakewood.org.edgesuite.net/JOM/podcast/mp3_audio/596_Podcast.mp3</URI>
  </SONG>
  <SONG>
    <SONG_ID>3</SONG_ID>
    <TITLE>SONG3</TITLE>
    <PRICE>R4.95</PRICE>
    <URI>http://media.lakewood.org.edgesuite.net/JOM/podcast/mp3_audio/596_Podcast.mp3</URI>
  </SONG>
  <SONG>
    <SONG_ID>4</SONG_ID>
    <TITLE>SONG4</TITLE>
    <PRICE>3.95</PRICE>
    <URI>http://media.lakewood.org.edgesuite.net/JOM/podcast/mp3_audio/596_Podcast.mp3</URI>
  </SONG>
  <SONG>
    <SONG_ID>1</SONG_ID>
    <TITLE>SONG5</TITLE>
    <PRICE>6.95</PRICE>
    <URI>http://media.lakewood.org.edgesuite.net/JOM/podcast/mp3_audio/596_Podcast.mp3</URI>
  </SONG>
  <SONG>
    <SONG_ID>5</SONG_ID>
    <TITLE>SONG6</TITLE>
    <PRICE>10.95</PRICE>
    <URI>http://media.lakewood.org.edgesuite.net/JOM/podcast/mp3_audio/596_Podcast.mp3</URI>
  </SONG>
</SONGS>

public class SongsModel
  {
      public int SONG_ID { get; set; }
      public string TITLE { get; set; }
      public string URI { get; set; }
      public string PRICE { get; set; }
  }

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