~iwarford/do-plugins/fart-plugin-fwiw

//  This program is free software: you can redistribute it and/or modify

//  it under the terms of the GNU General Public License as published by

//  the Free Software Foundation, either version 3 of the License, or

//  (at your option) any later version.

//

//  This program is distributed in the hope that it will be useful,

//  but WITHOUT ANY WARRANTY; without even the implied warranty of

//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

//  GNU General Public License for more details.

//

//  You should have received a copy of the GNU General Public License

//  along with this program.  If not, see <http://www.gnu.org/licenses/>.

 

using System;

using System.Collections.Generic;

 

namespace SqueezeCenter

{       

        public static class Util

        {               

                public static IEnumerable<Ttarget> Cast<Tsource, Ttarget> (IEnumerable<Tsource> items)

                {                                               

                        foreach (object i in items)

                                yield return (Ttarget)i;

                }

                

                public static string UriDecode (string s)

                {

                        int i = 0;

                        List<byte> buff = new List<byte> (s.Length);

                        

                        while (i < s.Length)

                        {

                                if (s[i] == '%')

                                {

                                        if (i + 2 < s.Length)

                                        {

                                                buff.Add (Byte.Parse(s.Substring (i+1, 2), System.Globalization.NumberStyles.HexNumber));

                                                i+=3;

                                        }

                                        else

                                        {

                                                break;

                                        }

                                }

                                else

                                {

                                        buff.Add ((byte)s[i++]);

                                }

                        }

                        return System.Text.Encoding.UTF8.GetString (buff.ToArray ());

                }

                

        }

        

}