61 lines
2.2 KiB
C#
61 lines
2.2 KiB
C#
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using System.IO;
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using System.Text;
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using System.Security.Cryptography;
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using System.Runtime.Serialization.Formatters.Binary;
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namespace MoreMountains.Tools
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{
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/// <summary>
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/// This save load method saves and loads files as encrypted binary files
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/// </summary>
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public class MMSaveLoadManagerMethodBinaryEncrypted : MMSaveLoadManagerEncrypter, IMMSaveLoadManagerMethod
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{
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/// <summary>
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/// Saves the specified object to disk at the specified location after encrypting it
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/// </summary>
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/// <param name="objectToSave"></param>
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/// <param name="saveFile"></param>
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public void Save(object objectToSave, FileStream saveFile)
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{
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BinaryFormatter formatter = new BinaryFormatter();
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MemoryStream memoryStream = new MemoryStream();
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formatter.Serialize(memoryStream, objectToSave);
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memoryStream.Position = 0;
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Encrypt(memoryStream, saveFile, Key);
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saveFile.Flush();
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memoryStream.Close();
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saveFile.Close();
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}
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/// <summary>
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/// Loads the specified file from disk, decrypts it, and deserializes it
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/// </summary>
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/// <param name="objectType"></param>
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/// <param name="saveFile"></param>
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/// <returns></returns>
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public object Load(System.Type objectType, FileStream saveFile)
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{
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object savedObject;
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BinaryFormatter formatter = new BinaryFormatter();
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MemoryStream memoryStream = new MemoryStream();
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try
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{
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Decrypt(saveFile, memoryStream, Key);
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}
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catch (CryptographicException ce)
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{
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Debug.LogError("[MMSaveLoadManager] Encryption key error: " + ce.Message);
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return null;
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}
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memoryStream.Position = 0;
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savedObject = formatter.Deserialize(memoryStream);
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memoryStream.Close();
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saveFile.Close();
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return savedObject;
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}
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}
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}
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