btcpayserver/BTCPayServer/ZipUtils.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.IO.Compression;
using System.Text;

namespace BTCPayServer
{
    class ZipUtils
    {
		public static byte[] Zip(string unzipped)
		{
			MemoryStream ms = new MemoryStream();
			using(GZipStream gzip = new GZipStream(ms, CompressionMode.Compress))
			{
				StreamWriter writer = new StreamWriter(gzip, Encoding.UTF8);
				writer.Write(unzipped);
				writer.Flush();
			}
			return ms.ToArray();
		}

		public static string Unzip(byte[] bytes)
		{
			MemoryStream ms = new MemoryStream(bytes);
			using(GZipStream gzip = new GZipStream(ms, CompressionMode.Decompress))
			{
				StreamReader reader = new StreamReader(gzip, Encoding.UTF8);
				var unzipped = reader.ReadToEnd();
				return unzipped;
			}
		}
	}
}