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++)
{
if (zf1.IsDirectory(i))
{
continue;
}
DatFile df = new DatFile(DatFileType.File7Zip)
{
Name = zf1.Filename(i),
Size = fr[i].Size,
CRC = fr[i].CRC,
SHA1 = fr[i].SHA1
//df.MD5 = zf.MD5(i)
};
ZipDir.ChildAdd(df);
}
zf1.ZipFileClose();
}
/// <inheritdoc/>
public override List <string> GetEmptyFolders()
{
List <string> empties = new List <string>();
try
{
SevenZ zf = new SevenZ();
ZipReturn zr = zf.ZipFileOpen(this.Filename, -1, true);
if (zr != ZipReturn.ZipGood)
{
throw new Exception(ZipUtils.ZipErrorMessageText(zr));
}
List <(string, bool)> zipEntries = new List <(string, bool)>();
for (int i = 0; i < zf.LocalFilesCount(); i++)
{
zipEntries.Add((zf.Filename(i), zf.IsDirectory(i)));
}
zipEntries = zipEntries.OrderBy(p => p.Item1, new NaturalReversedComparer()).ToList();
string lastZipEntry = null;
foreach ((string, bool)entry in zipEntries)
{
// If the current is a superset of last, we skip it
if (lastZipEntry != null && lastZipEntry.StartsWith(entry.Item1))
{
// No-op
}
// If the entry is a directory, we add it
else
{
if (entry.Item2)
{
empties.Add(entry.Item1);
}
lastZipEntry = entry.Item1;
}
}
}
catch (Exception ex)
{
logger.Error(ex);
}
return(empties);
}
public static ReturnCode DecompressSource7ZipFile(RvFile zZipFileIn, bool includeGood, out string error)
{
byte[] buffer = new byte[BufferSize];
RvFile cacheDir = DB.RvFileCache();
string fileNameIn = zZipFileIn.FullName;
SevenZ zipFileIn = new SevenZ();
ZipReturn zr1 = zipFileIn.ZipFileOpen(fileNameIn, zZipFileIn.FileModTimeStamp, true);
if (zr1 != ZipReturn.ZipGood)
{
error = "Error opening 7zip file for caching";
return(ReturnCode.RescanNeeded);
}
RvFile outDir = new RvFile(FileType.Dir)
{
Name = zZipFileIn.Name + ".cache",
Parent = cacheDir,
DatStatus = DatStatus.InToSort,
GotStatus = GotStatus.Got
};
int nameDirIndex = 0;
while (cacheDir.ChildNameSearch(outDir, out int index) == 0)
{
nameDirIndex++;
outDir.Name = zZipFileIn.Name + ".cache (" + nameDirIndex + ")";
}
cacheDir.ChildAdd(outDir);
Directory.CreateDirectory(outDir.FullName);
for (int i = 0; i < zipFileIn.LocalFilesCount(); i++)
{
if (zipFileIn.IsDirectory(i))
{
continue;
}
RvFile thisFile = null;
for (int j = 0; j < zZipFileIn.ChildCount; j++)
{
if (zZipFileIn.Child(j).ZipFileIndex != i)
{
continue;
}
thisFile = zZipFileIn.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;
zipFileIn.ZipFileOpenReadStream(i, out Stream readStream, out ulong unCompressedSize);
string filenameOut = Path.Combine(outDir.FullName, outFile.Name);
if (Settings.rvSettings.DetailedFixReporting)
{
string fixZipFullName = zZipFileIn.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 && Settings.rvSettings.FixLevel != EFixLevel.TrrntZipLevel1)
{
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 = zipFileIn.ZipFileCloseReadStream();
if (zr != ZipReturn.ZipGood)
{
error = "Error Closing " + zr + " Stream :" + zipFileIn.ZipFilename;
return(ReturnCode.FileSystemError);
}
zipFileIn.ZipFileClose();
writeStream.Flush();
writeStream.Close();
if (filenameOut != null)
{
File.Delete(filenameOut);
}
thisFile.GotStatus = GotStatus.Corrupt;
error = "Unexpected corrupt archive file found:\n" + zZipFileIn.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);
tcrc32.Wait();
tmd5?.Wait();
tsha1?.Wait();
try
{
writeStream.Write(buffer, 0, sizenow);
}
catch (Exception e)
{
error = "Error writing out file. " + Environment.NewLine + e.Message;
return(ReturnCode.FileSystemError);
}
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.
}
if (bMD5 != null && thisFile.MD5 != null && !ArrByte.BCompare(bMD5, thisFile.MD5))
{
// error in file.
}
if (bSHA1 != null && thisFile.SHA1 != null && !ArrByte.BCompare(bSHA1, thisFile.SHA1))
{
// error in file.
}
thisFile.FileGroup.Files.Add(outFile);
outDir.ChildAdd(outFile);
}
zipFileIn.ZipFileClose();
error = "";
return(ReturnCode.Good);
}
/// <inheritdoc/>
public override List <BaseFile> GetChildren()
{
List <BaseFile> found = new List <BaseFile>();
string gamename = Path.GetFileNameWithoutExtension(this.Filename);
try
{
SevenZ zf = new SevenZ();
ZipReturn zr = zf.ZipFileOpen(this.Filename, -1, true);
if (zr != ZipReturn.ZipGood)
{
throw new Exception(ZipUtils.ZipErrorMessageText(zr));
}
for (int i = 0; i < zf.LocalFilesCount(); i++)
{
// If the entry is a directory (or looks like a directory), we don't want to open it
if (zf.IsDirectory(i) ||
zf.Filename(i).EndsWith(Path.DirectorySeparatorChar.ToString()) ||
zf.Filename(i).EndsWith(Path.AltDirectorySeparatorChar.ToString()) ||
zf.Filename(i).EndsWith(Path.PathSeparator.ToString()))
{
continue;
}
// Open the read stream
zr = zf.ZipFileOpenReadStream(i, out Stream readStream, out ulong streamsize);
// If we get a read error, log it and continue
if (zr != ZipReturn.ZipGood)
{
logger.Warning($"An error occurred while reading archive {this.Filename}: Zip Error - {zr}");
zr = zf.ZipFileCloseReadStream();
continue;
}
// Create a blank item for the entry
BaseFile zipEntryRom = new BaseFile();
// Perform a quickscan, if flagged to
if (this.AvailableHashes == Hash.CRC)
{
zipEntryRom.Size = (long)zf.UncompressedSize(i);
zipEntryRom.CRC = zf.CRC32(i);
}
// Otherwise, use the stream directly
else
{
zipEntryRom = GetInfo(readStream, size: (long)zf.UncompressedSize(i), hashes: this.AvailableHashes, keepReadOpen: true);
}
// Fill in comon details and add to the list
zipEntryRom.Filename = zf.Filename(i);
zipEntryRom.Parent = gamename;
found.Add(zipEntryRom);
}
// Dispose of the archive
zr = zf.ZipFileCloseReadStream();
zf.ZipFileClose();
}
catch (Exception ex)
{
logger.Error(ex);
return(null);
}
return(found);
}