Fixed help files.

WebApplication/Code/Compressor.cs

@@ -0,0 +1,56 @@
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.IO.Compression;
+
+namespace ScrewTurn.Wiki {
+
+	/// <summary>
+	/// Allows to compress and decompress byte streams in memory.
+	/// </summary>
+	public static class Compressor {
+
+		/// <summary>
+		/// Compresses data.
+		/// </summary>
+		/// <param name="data">The data to compress.</param>
+		/// <returns>The compressed data.</returns>
+		public static byte[] Compress(byte[] data) {
+			using(MemoryStream output = new MemoryStream()) {
+				using(GZipStream gzip = new GZipStream(output, CompressionMode.Compress, true)) {
+					gzip.Write(data, 0, data.Length);
+					gzip.Close();
+				}
+				return output.ToArray();
+			}
+		}
+
+		/// <summary>
+		/// Decompresses data.
+		/// </summary>
+		/// <param name="data">The data to decompress.</param>
+		/// <returns>The decompressed data.</returns>
+		public static byte[] Decompress(byte[] data) {
+			using(MemoryStream input = new MemoryStream()) {
+				input.Write(data, 0, data.Length);
+				input.Position = 0;
+				using(GZipStream gzip = new GZipStream(input, CompressionMode.Decompress, true)) {
+					using(MemoryStream output = new MemoryStream()) {
+						byte[] buff = new byte[64];
+						int read = -1;
+						read = gzip.Read(buff, 0, buff.Length);
+						while(read > 0) {
+							output.Write(buff, 0, read);
+							read = gzip.Read(buff, 0, buff.Length);
+						}
+						gzip.Close();
+						return output.ToArray();
+					}
+				}
+			}
+		}
+
+	}
+
+}