UrlEncode on metro style

못찾은거겠지만 이상하게도 urlencode 함수를 못찾아 결국은 클래스를 추가해 사용하게 되버렸음.

 

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using Windows.Security.Cryptography;
using Windows.Security.Cryptography.Core;
using Windows.Storage.Streams;

 

namespace 0000
{
    class utils
    {

        public static string
            CONSUMER_KEY = "CONSUMER_KEY",
            CONSUMER_SECRET = "CONSUMER_SECRET";

        public static string Md5(string str)
        {
            var alg = HashAlgorithmProvider.OpenAlgorithm("MD5");
            IBuffer buff = CryptographicBuffer.ConvertStringToBinary(str, BinaryStringEncoding.Utf8);
            var hashed = alg.HashData(buff);
            var res = CryptographicBuffer.EncodeToHexString(hashed);
            return res;
        }

        public static string GetUnixTimeAsString()
        {
            TimeSpan ts = (DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0));
            return Convert.ToString(ts.TotalSeconds);
        }

        public static int GetUnixTimeAsInteger()
        {
            TimeSpan ts = (DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0));
            return Convert.ToInt32(ts.TotalSeconds);
        }

        public static long GetUnixTimeAsLong()
        {
            TimeSpan ts = (DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0));
            return Convert.ToInt64(ts.TotalSeconds);
        }

        public static string HmacSha1(string baseString, string keyString)
        {
            var crypt = MacAlgorithmProvider.OpenAlgorithm("HMAC_SHA1");
            var buffer = CryptographicBuffer.ConvertStringToBinary(baseString, BinaryStringEncoding.Utf8);
            var keyBuffer = CryptographicBuffer.ConvertStringToBinary(keyString, BinaryStringEncoding.Utf8);
            var key = crypt.CreateKey(keyBuffer);

            var sigBuffer = CryptographicEngine.Sign(key, buffer);
            string signature = CryptographicBuffer.EncodeToBase64String(sigBuffer);
            return signature;
        }

        public static string UrlEncode(string s)
        {
            switch (s)
            {
                case "+":
                    return "%2B";
                default:
                    return System.Uri.EscapeDataString(s);
            }
        }

    }
}