2016-05-17 10:17:24 +10:00

84 lines
2.8 KiB
C#

// ClassicalSharp copyright 2014-2016 UnknownShadow200 | Licensed under MIT
using System;
using System.Diagnostics;
using System.IO;
using System.Net;
using System.Runtime.InteropServices;
using System.Threading;
using ClassicalSharp;
using ClassicalSharp.TexturePack;
using Launcher.Web;
namespace Launcher.Updater {
public static class Applier {
public static DateTime PatchTime;
public static void FetchUpdate( string dir ) {
using( WebClient client = new WebClient() ) {
WebRequest.DefaultWebProxy = null;
byte[] zipData = client.DownloadData( UpdateCheckTask.UpdatesUri + dir );
MakeUpdatesFolder( zipData );
}
}
public static void ApplyUpdate() {
ProcessStartInfo info = new ProcessStartInfo();
info.CreateNoWindow = false;
info.UseShellExecute = true;
info.WorkingDirectory = Program.AppDirectory;
if( OpenTK.Configuration.RunningOnWindows ) {
string path = Path.Combine( Program.AppDirectory, "update.bat" );
File.WriteAllText( path, Scripts.BatchFile );
info.FileName = "cmd"; info.Arguments = "/C start cmd /C update.bat";
Process.Start( info );
} else {
string path = Path.Combine( Program.AppDirectory, "update.sh" );
File.WriteAllText( path, Scripts.BashFile.Replace( "\r\n", "\n" ) );
const int flags = 0x7;// read | write | executable
int code = chmod( path, (flags << 6) | (flags << 3) | 4 );
if( code != 0 )
throw new InvalidOperationException( "chmod returned : " + code );
//if( OpenTK.Configuration.RunningOnMacOS )
// info = new ProcessStartInfo( "open -a Terminal ",
// '"' + path + '"');
//else
info.FileName = "xterm"; info.Arguments = '"' + path + '"';
Process.Start( info );
}
}
[DllImport( "libc", SetLastError = true )]
internal static extern int chmod( string path, int mode );
static void MakeUpdatesFolder( byte[] zipData ) {
using( MemoryStream stream = new MemoryStream( zipData ) ) {
ZipReader reader = new ZipReader();
string path = Path.Combine( Program.AppDirectory, "CS_Update" );
Directory.CreateDirectory( path );
reader.ShouldProcessZipEntry = (f) => true;
reader.ProcessZipEntry = ProcessZipEntry;
reader.Extract( stream );
}
}
static void ProcessZipEntry( string filename, byte[] data, ZipEntry entry ) {
string path = Path.Combine( Program.AppDirectory, "CS_Update" );
path = Path.Combine( path, Path.GetFileName( filename ) );
File.WriteAllBytes( path, data );
try {
File.SetLastWriteTimeUtc( path, PatchTime );
} catch( IOException ex ) {
ErrorHandler.LogError( "I/O exception when trying to set modified time for: " + filename, ex );
} catch( UnauthorizedAccessException ex ) {
ErrorHandler.LogError( "Permissions exception when trying to set modified time for: " + filename, ex );
}
}
}
}