private static void Add7Zip(FileInfo f, DatDir thisDir)
{
DatDir ZipDir = new DatDir(DatFileType.Dir7Zip)
{
Name = Path.GetFileNameWithoutExtension(f.Name),
DGame = new DatGame()
};
ZipDir.DGame.Description = ZipDir.Name;
thisDir.ChildAdd(ZipDir);
SevenZ zf1 = new SevenZ();
zf1.ZipFileOpen(f.FullName, -1, true);
FileScan fs = new FileScan();
List <FileScan.FileResults> fr = fs.Scan(zf1, true, true);
for (int i = 0; i < fr.Count; i++)
{
LocalFile lf = zf1.GetLocalFile(i);
if (lf.IsDirectory)
{
continue;
}
DatFile df = new DatFile(DatFileType.File7Zip)
{
Name = lf.Filename,
Size = fr[i].Size,
CRC = fr[i].CRC,
SHA1 = fr[i].SHA1
//df.MD5 = zf.MD5(i)
};
ZipDir.ChildAdd(df);
}
zf1.ZipFileClose();
}
public static ReturnCode DecompressSource7ZipFile(RvFile db7zFile, bool includeGood, out string error)
{
// this just checks for one file, should be changed to chek for one got file.
if (db7zFile.ChildCount == 1)
{
error = "Single File";
return(ReturnCode.Good);
}
byte[] buffer = new byte[BufferSize];
RvFile cacheDir = DB.RvFileCache();
SevenZ sevenZipFileCaching = new SevenZ();
ZipReturn zr1 = sevenZipFileCaching.ZipFileOpen(db7zFile.FullNameCase, db7zFile.FileModTimeStamp, true);
if (zr1 != ZipReturn.ZipGood)
{
error = "Error opening 7zip file for caching";
return(ReturnCode.RescanNeeded);
}
RvFile outDir = new RvFile(FileType.Dir)
{
Name = db7zFile.Name + ".cache",
Parent = cacheDir,
DatStatus = DatStatus.InToSort,
GotStatus = GotStatus.Got
};
int nameDirIndex = 0;
while (cacheDir.ChildNameSearch(outDir, out int index) == 0)
{
nameDirIndex++;
outDir.Name = db7zFile.Name + ".cache (" + nameDirIndex + ")";
}
cacheDir.ChildAdd(outDir);
Directory.CreateDirectory(outDir.FullName);
for (int i = 0; i < sevenZipFileCaching.LocalFilesCount(); i++)
{
if (sevenZipFileCaching.GetLocalFile(i).IsDirectory)
{
continue;
}
RvFile thisFile = null;
for (int j = 0; j < db7zFile.ChildCount; j++)
{
if (db7zFile.Child(j).ZipFileIndex != i)
{
continue;
}
thisFile = db7zFile.Child(j);
break;
}
if (thisFile == null)
{
error = "Error opening 7zip file for caching";
return(ReturnCode.RescanNeeded);
}
bool extract = true;
// first check to see if we have a file version of this compressed file somewhere else.
foreach (RvFile f in thisFile.FileGroup.Files)
{
if (f.FileType == FileType.File && f.GotStatus == GotStatus.Got)
{
extract = false;
}
}
if (!extract)
{
continue;
}
extract = false;
if (includeGood)
{
// if this is the file we are fixing then pull out the correct files.
if (thisFile.RepStatus == RepStatus.Correct || thisFile.RepStatus == RepStatus.InToSort)
{
extract = true;
}
}
// next check to see if we need this extracted to fix another file
foreach (RvFile f in thisFile.FileGroup.Files)
{
if (f.RepStatus == RepStatus.CanBeFixed)
{
extract = true;
break;
}
}
if (!extract)
{
continue;
}
string cleanedName = thisFile.Name;
cleanedName = cleanedName.Replace("/", "-");
cleanedName = cleanedName.Replace("\\", "-");
if (cleanedName.Length >= 248)
{
string mainName = Path.GetFileNameWithoutExtension(cleanedName);
string extName = Path.GetExtension(cleanedName);
mainName = mainName.Substring(0, 248 - extName.Length);
cleanedName = mainName + extName;
}
RvFile outFile = new RvFile(FileType.File)
{
Name = cleanedName,
Size = thisFile.Size,
CRC = thisFile.CRC,
SHA1 = thisFile.SHA1,
MD5 = thisFile.MD5,
HeaderFileType = thisFile.HeaderFileType,
AltSize = thisFile.AltSize,
AltCRC = thisFile.AltCRC,
AltSHA1 = thisFile.AltSHA1,
AltMD5 = thisFile.AltMD5,
FileGroup = thisFile.FileGroup
};
int tryname = 0;
while (outDir.ChildNameSearch(outFile, out int index) == 0)
{
tryname += 1;
string mainName = Path.GetFileNameWithoutExtension(cleanedName);
string extName = Path.GetExtension(cleanedName);
cleanedName = mainName + $"_{tryname}" + extName;
outFile.Name = cleanedName;
}
outFile.SetStatus(DatStatus.InToSort, GotStatus.Got);
outFile.FileStatusSet(
FileStatus.HeaderFileTypeFromHeader |
FileStatus.SizeFromHeader | FileStatus.SizeVerified |
FileStatus.CRCFromHeader | FileStatus.CRCVerified |
FileStatus.SHA1FromHeader | FileStatus.SHA1Verified |
FileStatus.MD5FromHeader | FileStatus.MD5Verified |
FileStatus.AltSizeFromHeader | FileStatus.AltSizeVerified |
FileStatus.AltCRCFromHeader | FileStatus.AltCRCVerified |
FileStatus.AltSHA1FromHeader | FileStatus.AltSHA1Verified |
FileStatus.AltMD5FromHeader | FileStatus.AltMD5Verified
, thisFile);
outFile.RepStatus = RepStatus.NeededForFix;
sevenZipFileCaching.ZipFileOpenReadStream(i, out Stream readStream, out ulong unCompressedSize);
string filenameOut = Path.Combine(outDir.FullName, outFile.Name);
if (Settings.rvSettings.DetailedFixReporting)
{
string fixZipFullName = db7zFile.TreeFullName;
Report.ReportProgress(new bgwShowFix(Path.GetDirectoryName(fixZipFullName), Path.GetFileName(fixZipFullName), thisFile.Name, thisFile.Size, "-->", outDir.FullName, "", outFile.Name));
}
ThreadMD5 tmd5 = null;
ThreadSHA1 tsha1 = null;
ThreadCRC tcrc32 = new ThreadCRC();
if (Settings.rvSettings.FixLevel != EFixLevel.Level1)
{
tmd5 = new ThreadMD5();
tsha1 = new ThreadSHA1();
}
int errorCode = FileStream.OpenFileWrite(filenameOut, out Stream writeStream);
ulong sizetogo = unCompressedSize;
while (sizetogo > 0)
{
int sizenow = sizetogo > BufferSize ? BufferSize : (int)sizetogo;
try
{
readStream.Read(buffer, 0, sizenow);
}
catch (Exception ex)
{
if (ex is ZlibException || ex is DataErrorException)
{
ZipReturn zr = sevenZipFileCaching.ZipFileCloseReadStream();
if (zr != ZipReturn.ZipGood)
{
error = "Error Closing " + zr + " Stream :" + sevenZipFileCaching.ZipFilename;
return(ReturnCode.FileSystemError);
}
sevenZipFileCaching.ZipFileClose();
writeStream.Flush();
writeStream.Close();
if (filenameOut != null)
{
File.Delete(filenameOut);
}
thisFile.GotStatus = GotStatus.Corrupt;
error = "Unexpected corrupt archive file found:\n" + db7zFile.FullName +
"\nRun Find Fixes, and Fix to continue fixing correctly.";
return(ReturnCode.SourceDataStreamCorrupt);
}
error = "Error reading Source File " + ex.Message;
return(ReturnCode.FileSystemError);
}
tcrc32.Trigger(buffer, sizenow);
tmd5?.Trigger(buffer, sizenow);
tsha1?.Trigger(buffer, sizenow);
try
{
writeStream.Write(buffer, 0, sizenow);
}
catch (Exception e)
{
error = "Error writing out file. " + Environment.NewLine + e.Message;
return(ReturnCode.FileSystemError);
}
tcrc32.Wait();
tmd5?.Wait();
tsha1?.Wait();
sizetogo = sizetogo - (ulong)sizenow;
}
writeStream.Flush();
writeStream.Close();
writeStream.Dispose();
tcrc32.Finish();
tmd5?.Finish();
tsha1?.Finish();
byte[] bCRC = tcrc32.Hash;
byte[] bMD5 = tmd5?.Hash;
byte[] bSHA1 = tsha1?.Hash;
tcrc32.Dispose();
tmd5?.Dispose();
tsha1?.Dispose();
FileInfo fi = new FileInfo(filenameOut);
outFile.FileModTimeStamp = fi.LastWriteTime;
if (bCRC != null && thisFile.CRC != null && !ArrByte.BCompare(bCRC, thisFile.CRC))
{
// error in file.
error = "Error found in cache extract CRC";
return(ReturnCode.SourceCheckSumMismatch);
}
if (bMD5 != null && thisFile.MD5 != null && !ArrByte.BCompare(bMD5, thisFile.MD5))
{
// error in file.
error = "Error found in cache extract MD5";
return(ReturnCode.SourceCheckSumMismatch);
}
if (bSHA1 != null && thisFile.SHA1 != null && !ArrByte.BCompare(bSHA1, thisFile.SHA1))
{
// error in file.
error = "Error found in cache extract SHA1";
return(ReturnCode.SourceCheckSumMismatch);
}
thisFile.FileGroup.Files.Add(outFile);
outDir.ChildAdd(outFile);
}
sevenZipFileCaching.ZipFileClose();
error = "";
return(ReturnCode.Good);
}
public bool FullExtract(string filename, string outDir)
{
MessageCallBack?.Invoke($"Processing file: {filename}");
if (!string.IsNullOrEmpty(outDir))
{
MessageCallBack?.Invoke($"Output dir: {outDir}");
}
string ext = Path.GetExtension(filename);
ICompress z = null;
switch (ext.ToLower())
{
case ".zip":
z = new Zip();
break;
case ".7z":
z = new SevenZ();
break;
}
if (z == null)
{
MessageCallBack?.Invoke($"Unknown file type {ext}");
return(false);
}
ZipReturn zRet = z.ZipFileOpen(filename);
if (zRet != ZipReturn.ZipGood)
{
MessageCallBack?.Invoke($"Error opening archive {zRet}");
return(false);
}
ulong buflen = 409600;
byte[] buffer = new byte[buflen];
for (int i = 0; i < z.LocalFilesCount(); i++)
{
LocalFile lf = z.GetLocalFile(i);
byte[] cread = null;
string filenameOut = lf.Filename;
if (lf.IsDirectory)
{
string outFullDir = Path.Combine(outDir, filenameOut.Substring(0, filenameOut.Length - 1).Replace('/', '\\'));
Directory.CreateDirectory(outFullDir);
continue;
}
else
{
MessageCallBack?.Invoke($"Extracting {filenameOut}");
string fOut = Path.Combine(outDir, filenameOut.Replace('/', '\\'));
string dOut = Path.GetDirectoryName(fOut);
if (!string.IsNullOrWhiteSpace(dOut) && !Directory.Exists(dOut))
{
Directory.CreateDirectory(dOut);
}
int errorCode = FileStream.OpenFileWrite(fOut, out Stream sWrite);
if (errorCode != 0)
{
MessageCallBack?.Invoke($"Error opening outputfile {fOut}");
}
z.ZipFileOpenReadStream(i, out Stream sRead, out _);
CRC crc = new();
ulong sizeToGo = lf.UncompressedSize;
while (sizeToGo > 0)
{
ulong sizeNow = sizeToGo > buflen ? buflen : sizeToGo;
int sizeRead = sRead.Read(buffer, 0, (int)sizeNow);
crc.SlurpBlock(buffer, 0, sizeRead);
sWrite.Write(buffer, 0, sizeRead);
sizeToGo -= (ulong)sizeRead;
}
sWrite.Close();
sWrite.Dispose();
cread = crc.Crc32ResultB;
}
byte[] fread = lf.CRC;
if (cread[0] != fread[0] || cread[1] != fread[1] || cread[2] != fread[2] || cread[3] != fread[3])
{
MessageCallBack?.Invoke($"CRC error. Expected {fread.ToHex()} found {cread.ToHex()}");
return(false);
}
}
return(true);
}
