88 lines
3.1 KiB
C#
88 lines
3.1 KiB
C#
using System;
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using System.IO;
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using System.IO.Compression;
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using System.Text;
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using System.Xml.Linq;
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namespace Barotrauma
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{
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public partial class SaveUtil
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{
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public static string SaveFolder = "Data"+Path.DirectorySeparatorChar+"Saves";
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public delegate void ProgressDelegate(string sMessage);
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public static string TempPath
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{
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get { return Path.Combine(SaveFolder, "temp"); }
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}
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public static Stream DecompressFiletoStream(string fileName)
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{
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if (!File.Exists(fileName))
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{
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DebugConsole.ThrowError("File \""+fileName+" doesn't exist!");
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return null;
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}
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using (FileStream originalFileStream = new FileStream(fileName, FileMode.Open))
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{
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MemoryStream decompressedFileStream = new MemoryStream();
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using (GZipStream decompressionStream = new GZipStream(originalFileStream, CompressionMode.Decompress))
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{
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decompressionStream.CopyTo(decompressedFileStream);
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return decompressedFileStream;
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}
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}
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}
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public static bool DecompressFile(string sDir, GZipStream zipStream, ProgressDelegate progress)
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{
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//Decompress file name
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byte[] bytes = new byte[sizeof(int)];
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int Readed = zipStream.Read(bytes, 0, sizeof(int));
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if (Readed < sizeof(int))
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return false;
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int iNameLen = BitConverter.ToInt32(bytes, 0);
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bytes = new byte[sizeof(char)];
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StringBuilder sb = new StringBuilder();
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for (int i = 0; i < iNameLen; i++)
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{
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zipStream.Read(bytes, 0, sizeof(char));
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char c = BitConverter.ToChar(bytes, 0);
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sb.Append(c);
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}
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string sFileName = sb.ToString();
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if (progress != null)
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progress(sFileName);
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//Decompress file content
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bytes = new byte[sizeof(int)];
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zipStream.Read(bytes, 0, sizeof(int));
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int iFileLen = BitConverter.ToInt32(bytes, 0);
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bytes = new byte[iFileLen];
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zipStream.Read(bytes, 0, bytes.Length);
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string sFilePath = Path.Combine(sDir, sFileName);
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string sFinalDir = Path.GetDirectoryName(sFilePath);
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if (!Directory.Exists(sFinalDir))
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Directory.CreateDirectory(sFinalDir);
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using (FileStream outFile = new FileStream(sFilePath, FileMode.Create, FileAccess.Write, FileShare.None))
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outFile.Write(bytes, 0, iFileLen);
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return true;
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}
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public static void DecompressToDirectory(string sCompressedFile, string sDir, ProgressDelegate progress)
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{
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using (FileStream inFile = new FileStream(sCompressedFile, FileMode.Open, FileAccess.Read, FileShare.None))
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using (GZipStream zipStream = new GZipStream(inFile, CompressionMode.Decompress, true))
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while (DecompressFile(sDir, zipStream, progress)) ;
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}
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}
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}
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