63 lines
2.2 KiB
C#
63 lines
2.2 KiB
C#
// Copyright (c) Pixel Crushers. All rights reserved.
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using UnityEngine;
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using System;
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using System.IO;
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using System.Runtime.Serialization;
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using System.Runtime.Serialization.Formatters.Binary;
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namespace PixelCrushers
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{
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/// <summary>
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/// Implementation of DataSerializer that uses BinaryFormatter.
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/// Note: For security reasons, BinaryFormatter is no longer recommended.
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/// Use JsonDataSerializer, or use this class as a model to implement
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/// your own binary DataSerializer.
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/// </summary>
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[AddComponentMenu("")] // Use wrapper instead.
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public class BinaryDataSerializer : DataSerializer
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{
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protected virtual void AddSurrogateSelectors(SurrogateSelector surrogateSelector)
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{
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surrogateSelector.AddSurrogate(typeof(Vector3), new StreamingContext(StreamingContextStates.All), new Vector3SerializationSurrogate());
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surrogateSelector.AddSurrogate(typeof(Quaternion), new StreamingContext(StreamingContextStates.All), new QuaternionSerializationSurrogate());
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}
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protected virtual BinaryFormatter CreateBinaryFormatter()
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{
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var binaryFormatter = new BinaryFormatter();
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var surrogateSelector = new SurrogateSelector();
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AddSurrogateSelectors(surrogateSelector);
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binaryFormatter.SurrogateSelector = surrogateSelector;
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return binaryFormatter;
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}
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public override string Serialize(object data)
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{
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if (data == null || !data.GetType().IsSerializable) return string.Empty;
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using (var stream = new MemoryStream())
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{
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var binaryFormatter = CreateBinaryFormatter();
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binaryFormatter.Serialize(stream, data);
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return Convert.ToBase64String(stream.ToArray());
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}
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}
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public override T Deserialize<T>(string s, T data = default(T))
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{
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if (string.IsNullOrEmpty(s)) return default(T);
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var bytes = Convert.FromBase64String(s);
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using (var stream = new MemoryStream(bytes))
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{
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var binaryFormatter = CreateBinaryFormatter();
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data = (T)binaryFormatter.Deserialize(stream);
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return data;
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}
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}
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}
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}
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