mirror of
https://github.com/wabbajack-tools/wabbajack.git
synced 2024-08-30 18:42:17 +00:00
571 lines
18 KiB
C#
571 lines
18 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Net.Configuration;
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using System.Net.Http;
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using System.Reflection;
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using System.Security.Cryptography;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using ICSharpCode.SharpZipLib.BZip2;
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using IniParser;
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using Newtonsoft.Json;
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using Newtonsoft.Json.Bson;
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using File = Alphaleonis.Win32.Filesystem.File;
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using FileInfo = Alphaleonis.Win32.Filesystem.FileInfo;
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using Path = Alphaleonis.Win32.Filesystem.Path;
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namespace Wabbajack.Common
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{
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public static class Utils
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{
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public static string LogFile { get; private set; }
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static Utils()
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{
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var program_name = Assembly.GetEntryAssembly()?.Location ?? "Wabbajack";
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LogFile = program_name + ".log";
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_startTime = DateTime.Now;
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if (LogFile.FileExists())
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File.Delete(LogFile);
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}
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private static Action<string> _loggerFn;
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private static Action<string, int> _statusFn;
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private static readonly string[] Suffix = {"B", "KB", "MB", "GB", "TB", "PB", "EB"}; // Longs run out around EB
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public static void SetLoggerFn(Action<string> f)
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{
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_loggerFn = f;
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}
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public static void SetStatusFn(Action<string, int> f)
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{
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_statusFn = f;
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}
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private static object _lock = new object();
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private static DateTime _startTime;
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public static void Log(string msg)
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{
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lock (_lock)
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{
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msg = $"{(DateTime.Now - _startTime).TotalSeconds:0.##} - {msg}";
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File.AppendAllText(LogFile, msg + "\r\n");
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}
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_loggerFn?.Invoke(msg);
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}
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public static void LogToFile(string msg)
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{
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lock (_lock)
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{
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msg = $"{(DateTime.Now - _startTime).TotalSeconds:0.##} - {msg}";
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File.AppendAllText(LogFile, msg + "\r\n");
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}
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}
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public static void Status(string msg, int progress = 0)
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{
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_statusFn?.Invoke(msg, progress);
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}
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/// <summary>
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/// MurMur3 hashes the file pointed to by this string
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/// </summary>
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/// <param name="file"></param>
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/// <returns></returns>
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public static string FileSHA256(this string file)
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{
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var sha = new SHA256Managed();
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using (var o = new CryptoStream(Stream.Null, sha, CryptoStreamMode.Write))
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{
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using (var i = File.OpenRead(file))
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{
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i.CopyToWithStatus(new FileInfo(file).Length, o, $"Hashing {Path.GetFileName(file)}");
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}
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}
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return sha.Hash.ToBase64();
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}
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public static void CopyToWithStatus(this Stream istream, long maxSize, Stream ostream, string status)
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{
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var buffer = new byte[1024 * 64];
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if (maxSize == 0) maxSize = 1;
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long total_read = 0;
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while (true)
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{
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var read = istream.Read(buffer, 0, buffer.Length);
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if (read == 0) break;
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total_read += read;
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ostream.Write(buffer, 0, read);
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Status(status, (int) (total_read * 100 / maxSize));
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}
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}
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public static string SHA256(this byte[] data)
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{
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return new SHA256Managed().ComputeHash(data).ToBase64();
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}
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/// <summary>
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/// Returns a Base64 encoding of these bytes
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/// </summary>
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/// <param name="data"></param>
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/// <returns></returns>
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public static string ToBase64(this byte[] data)
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{
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return Convert.ToBase64String(data);
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}
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public static string ToHEX(this byte[] bytes)
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{
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var builder = new StringBuilder();
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for (var i = 0; i < bytes.Length; i++) builder.Append(bytes[i].ToString("x2"));
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return builder.ToString();
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}
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/// <summary>
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/// Returns data from a base64 stream
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/// </summary>
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/// <param name="data"></param>
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/// <returns></returns>
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public static byte[] FromBase64(this string data)
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{
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return Convert.FromBase64String(data);
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}
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/// <summary>
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/// Executes the action for every item in coll
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="coll"></param>
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/// <param name="f"></param>
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public static void Do<T>(this IEnumerable<T> coll, Action<T> f)
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{
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foreach (var i in coll) f(i);
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}
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public static void DoIndexed<T>(this IEnumerable<T> coll, Action<int, T> f)
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{
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var idx = 0;
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foreach (var i in coll)
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{
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f(idx, i);
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idx += 1;
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}
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}
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/// <summary>
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/// Loads INI data from the given filename and returns a dynamic type that
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/// can use . operators to navigate the INI.
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/// </summary>
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/// <param name="file"></param>
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/// <returns></returns>
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public static dynamic LoadIniFile(this string file)
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{
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return new DynamicIniData(new FileIniDataParser().ReadFile(file));
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}
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/// <summary>
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/// Loads a INI from the given string
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/// </summary>
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/// <param name="file"></param>
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/// <returns></returns>
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public static dynamic LoadIniString(this string file)
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{
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return new DynamicIniData(new FileIniDataParser().ReadData(new StreamReader(new MemoryStream(Encoding.UTF8.GetBytes(file)))));
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}
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public static void ToJSON<T>(this T obj, string filename)
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{
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File.WriteAllText(filename,
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JsonConvert.SerializeObject(obj, Formatting.Indented,
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new JsonSerializerSettings {TypeNameHandling = TypeNameHandling.Auto}));
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}
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public static void ToBSON<T>(this T obj, string filename)
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{
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using (var fo = File.OpenWrite(filename))
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using (var br = new BsonDataWriter(fo))
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{
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fo.SetLength(0);
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var serializer = JsonSerializer.Create(new JsonSerializerSettings
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{TypeNameHandling = TypeNameHandling.Auto});
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serializer.Serialize(br, obj);
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}
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}
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public static ulong ToMilliseconds(this DateTime date)
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{
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return (ulong) (date - new DateTime(1970, 1, 1)).TotalMilliseconds;
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}
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public static string ToJSON<T>(this T obj)
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{
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return JsonConvert.SerializeObject(obj, Formatting.Indented,
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new JsonSerializerSettings {TypeNameHandling = TypeNameHandling.All});
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}
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public static T FromJSON<T>(this string filename)
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{
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return JsonConvert.DeserializeObject<T>(File.ReadAllText(filename),
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new JsonSerializerSettings {TypeNameHandling = TypeNameHandling.Auto});
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}
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public static T FromBSON<T>(this string filename, bool root_is_array = false)
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{
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using (var fo = File.OpenRead(filename))
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using (var br = new BsonDataReader(fo, root_is_array, DateTimeKind.Local))
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{
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var serializer = JsonSerializer.Create(new JsonSerializerSettings
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{TypeNameHandling = TypeNameHandling.Auto});
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return serializer.Deserialize<T>(br);
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}
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}
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public static T FromJSONString<T>(this string data)
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{
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return JsonConvert.DeserializeObject<T>(data,
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new JsonSerializerSettings {TypeNameHandling = TypeNameHandling.Auto});
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}
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public static T FromJSON<T>(this Stream data)
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{
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var s = Encoding.UTF8.GetString(data.ReadAll());
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return JsonConvert.DeserializeObject<T>(s,
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new JsonSerializerSettings { TypeNameHandling = TypeNameHandling.Auto });
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}
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public static bool FileExists(this string filename)
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{
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return File.Exists(filename);
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}
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public static string RelativeTo(this string file, string folder)
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{
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return file.Substring(folder.Length + 1);
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}
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/// <summary>
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/// Returns the string compressed via BZip2
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/// </summary>
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/// <param name="data"></param>
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/// <returns></returns>
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public static byte[] BZip2String(this string data)
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{
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using (var os = new MemoryStream())
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{
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using (var bz = new BZip2OutputStream(os))
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{
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using (var bw = new BinaryWriter(bz))
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{
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bw.Write(data);
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}
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}
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return os.ToArray();
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}
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}
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public static void BZip2ExtractToFile(this Stream src, string dest)
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{
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using (var os = File.OpenWrite(dest))
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{
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os.SetLength(0);
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using (var bz = new BZip2InputStream(src))
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bz.CopyTo(os);
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}
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}
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/// <summary>
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/// Returns the string compressed via BZip2
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/// </summary>
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/// <param name="data"></param>
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/// <returns></returns>
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public static string BZip2String(this byte[] data)
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{
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using (var s = new MemoryStream(data))
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{
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using (var bz = new BZip2InputStream(s))
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{
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using (var bw = new BinaryReader(bz))
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{
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return bw.ReadString();
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}
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}
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}
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}
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public static byte[] ReadAll(this Stream ins)
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{
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using (var ms = new MemoryStream())
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{
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ins.CopyTo(ms);
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return ms.ToArray();
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}
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}
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public static List<TR> PMap<TI, TR>(this IEnumerable<TI> coll, Func<TI, TR> f)
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{
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var colllst = coll.ToList();
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Interlocked.Add(ref WorkQueue.MaxQueueSize, colllst.Count);
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//WorkQueue.CurrentQueueSize = 0;
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var remaining_tasks = colllst.Count;
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var tasks = coll.Select(i =>
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{
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var tc = new TaskCompletionSource<TR>();
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WorkQueue.QueueTask(() =>
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{
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try
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{
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tc.SetResult(f(i));
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}
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catch (Exception ex)
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{
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tc.SetException(ex);
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}
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Interlocked.Increment(ref WorkQueue.CurrentQueueSize);
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Interlocked.Decrement(ref remaining_tasks);
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WorkQueue.ReportNow();
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});
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return tc.Task;
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}).ToList();
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// To avoid thread starvation, we'll start to help out in the work queue
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if (WorkQueue.WorkerThread)
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while (remaining_tasks > 0)
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if (WorkQueue.Queue.TryTake(out var a, 500))
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a();
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if (WorkQueue.CurrentQueueSize == WorkQueue.MaxQueueSize)
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{
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WorkQueue.MaxQueueSize = 0;
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WorkQueue.MaxQueueSize = 0;
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}
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return tasks.Select(t =>
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{
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t.Wait();
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if (t.IsFaulted)
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throw t.Exception;
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return t.Result;
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}).ToList();
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}
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public static void PMap<TI>(this IEnumerable<TI> coll, Action<TI> f)
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{
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coll.PMap(i =>
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{
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f(i);
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return false;
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});
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}
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public static void DoProgress<T>(this IEnumerable<T> coll, string msg, Action<T> f)
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{
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var lst = coll.ToList();
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lst.DoIndexed((idx, i) =>
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{
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Status(msg, idx * 100 / lst.Count);
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f(i);
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});
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}
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public static void OnQueue(Action f)
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{
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new List<bool>().Do(_ => f());
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}
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public static HttpResponseMessage GetSync(this HttpClient client, string url)
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{
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var result = client.GetAsync(url, HttpCompletionOption.ResponseHeadersRead);
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result.Wait();
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return result.Result;
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}
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public static string GetStringSync(this HttpClient client, string url)
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{
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var result = client.GetStringAsync(url);
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result.Wait();
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return result.Result;
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}
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public static Stream GetStreamSync(this HttpClient client, string url)
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{
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var result = client.GetStreamAsync(url);
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result.Wait();
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return result.Result;
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}
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public static Stream PostStreamSync(this HttpClient client, string url, HttpContent content)
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{
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var result = client.PostAsync(url, content);
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result.Wait();
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var stream = result.Result.Content.ReadAsStreamAsync();
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stream.Wait();
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return stream.Result;
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}
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public static string ExceptionToString(this Exception ex)
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{
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var sb = new StringBuilder();
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while (ex != null)
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{
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sb.AppendLine(ex.Message);
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var st = new StackTrace(ex, true);
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foreach (var frame in st.GetFrames())
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sb.AppendLine(
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$"{frame.GetFileName()}:{frame.GetMethod().Name}:{frame.GetFileLineNumber()}:{frame.GetFileColumnNumber()}");
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ex = ex.InnerException;
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}
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return sb.ToString();
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}
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public static void CrashDump(Exception e)
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{
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File.WriteAllText($"{DateTime.Now.ToString("yyyyMMddTHHmmss_crash_log.txt")}", ExceptionToString(e));
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}
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public static IEnumerable<T> DistinctBy<T, V>(this IEnumerable<T> vs, Func<T, V> select)
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{
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var set = new HashSet<V>();
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foreach (var v in vs)
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{
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var key = select(v);
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if (set.Contains(key)) continue;
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yield return v;
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}
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}
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public static T Last<T>(this T[] a)
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{
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if (a == null || a.Length == 0)
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throw new InvalidDataException("null or empty array");
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return a[a.Length - 1];
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}
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public static V GetOrDefault<K, V>(this IDictionary<K, V> dict, K key)
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{
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if (dict.TryGetValue(key, out var v)) return v;
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return default;
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}
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public static string ToFileSizeString(this long byteCount)
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{
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if (byteCount == 0)
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return "0" + Suffix[0];
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var bytes = Math.Abs(byteCount);
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var place = Convert.ToInt32(Math.Floor(Math.Log(bytes, 1024)));
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var num = Math.Round(bytes / Math.Pow(1024, place), 1);
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return Math.Sign(byteCount) * num + Suffix[place];
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}
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public static string ToFileSizeString(this int byteCount)
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{
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return ToFileSizeString((long)byteCount);
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}
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public static void CreatePatch(byte[] a, byte[] b, Stream output)
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{
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var data_a = a.SHA256().FromBase64().ToHEX();
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var data_b = b.SHA256().FromBase64().ToHEX();
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var cache_file = Path.Combine("patch_cache", $"{data_a}_{data_b}.patch");
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if (!Directory.Exists("patch_cache"))
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Directory.CreateDirectory("patch_cache");
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while (true)
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{
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if (File.Exists(cache_file))
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{
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using (var f = File.OpenRead(cache_file))
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{
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f.CopyTo(output);
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}
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}
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else
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{
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var tmp_name = Path.Combine("patch_cache", Guid.NewGuid() + ".tmp");
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using (var f = File.OpenWrite(tmp_name))
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{
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BSDiff.Create(a, b, f);
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}
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File.Move(tmp_name, cache_file);
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continue;
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}
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break;
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}
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}
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public static void TryGetPatch(string foundHash, string fileHash, out byte[] ePatch)
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{
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var patch_name = Path.Combine("patch_cache",
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$"{foundHash.FromBase64().ToHEX()}_{fileHash.FromBase64().ToHEX()}.patch");
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ePatch = File.Exists(patch_name) ? File.ReadAllBytes(patch_name) : null;
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}
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public static void Warning(string s)
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{
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Log($"WARNING: {s}");
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}
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public static TV GetOrDefault<TK, TV>(this Dictionary<TK, TV> dict, TK key)
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{
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return dict.TryGetValue(key, out var result) ? result : default;
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}
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public static IEnumerable<T> ButLast<T>(this IEnumerable<T> coll)
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{
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var lst = coll.ToList();
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return lst.Take(lst.Count() - 1);
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}
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public static byte[] ConcatArrays(this IEnumerable<byte[]> arrays)
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{
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var outarr = new byte[arrays.Sum(a => a.Length)];
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int offset = 0;
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foreach (var arr in arrays)
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{
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Array.Copy(arr, 0, outarr, offset, arr.Length);
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offset += arr.Length;
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}
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return outarr;
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}
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/// <summary>
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/// Roundtrips the value throught the JSON routines
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/// </summary>
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/// <typeparam name="TV"></typeparam>
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/// <typeparam name="TR"></typeparam>
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/// <param name="tv"></param>
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/// <returns></returns>
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public static T ViaJSON<T>(this T tv)
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{
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return tv.ToJSON().FromJSONString<T>();
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}
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public static void Error(string msg)
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{
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Log(msg);
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throw new Exception(msg);
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}
|
|
}
|
|
} |