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40 lines
1.4 KiB
40 lines
1.4 KiB
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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using System.IO;
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using System.Runtime.Serialization.Formatters.Binary;
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namespace OT.Web.Ap_Code
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{
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public class Base64Helper
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{
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public static string SerializeBase64(object o)
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{
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// Serialize to a base 64 string
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byte[] bytes;
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long length = 0;
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MemoryStream ws = new MemoryStream();
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BinaryFormatter sf = new BinaryFormatter();
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sf.Serialize(ws, o);
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length = ws.Length;
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bytes = ws.GetBuffer();
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string encodedData = bytes.Length + ":" + Convert.ToBase64String(bytes, 0, bytes.Length, Base64FormattingOptions.None);
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return encodedData;
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}
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public static object DeserializeBase64(string s)
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{
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// We need to know the exact length of the string - Base64 can sometimes pad us by a byte or two
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int p = s.IndexOf(':');
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int length = Convert.ToInt32(s.Substring(0, p));
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// Extract data from the base 64 string!
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byte[] memorydata = Convert.FromBase64String(s.Substring(p + 1));
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MemoryStream rs = new MemoryStream(memorydata, 0, length);
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BinaryFormatter sf = new BinaryFormatter();
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object o = sf.Deserialize(rs);
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return o;
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}
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}
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}
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