/// <summary>
/// Iterate recursively through a given directory and its subdirectories and fill the provided list with information on all files contained within
/// </summary>
/// <param name="leadingPath">The directory to start from</param>
/// <param name="subPath">Used to keep track of the current subdirectory that is being iterated though (usually set to "" initially)</param>
/// <param name="fileList">The file list which should be populated</param>
private bool PopulateFileList(string leadingPath, string subPath, List <FileLocationMeta> fileList)
{
if (fileListPopulateFailed) // try to quit as fast as possible if there has been an exception
{
return(false);
}
string currentAbsolutePath = Path.Combine(leadingPath, subPath);
try
{
var subdirectories = Directory.GetDirectories(currentAbsolutePath);
foreach (var subdirectory in subdirectories)
{
string dirWithoutPath = Path.GetFileName(subdirectory);
string newSubPath = Path.Combine(subPath, dirWithoutPath);
PopulateFileList(leadingPath, newSubPath, fileList);
}
var currentDirectoryFiles = Directory.GetFiles(currentAbsolutePath);
foreach (var file in currentDirectoryFiles)
{
string filenameWithoutPath = Path.GetFileName(file);
FileLocationMeta newFileData = new FileLocationMeta();
newFileData.leadingPath = leadingPath;
newFileData.subPath = subPath;
newFileData.fileName = filenameWithoutPath;
fileList.Add(newFileData);
}
return(true);
}
catch (Exception e) {
if (fileListPopulateFailed) // don't bother showing more than one exception message
{
fileListPopulateFailed = true;
string errorMessage = string.Format("There was an error while looking for files in {0}.\r\n\r\n{1}", currentAbsolutePath, e.Message);
MessageBox.Show(errorMessage, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
return(false);
}
}
private CPKBuildObject FilterCPKFile(FileLocationMeta file, string sourceDirectoryPath, string targetDirectoryPath)
{
var cpkFile = new CPK(new Tools()); // this function gets a bit confusings since file, cpkFile and embeddedFile are all thrown around - i will need to fix that
var filePath = Path.Combine(sourceDirectoryPath, file.subPath, file.fileName);
if (!cpkFile.ReadCPK(filePath, ActiveEncodings.currentEncoding))
{
string errorMessage = string.Format("Unknown error while attempting to open {0}.", filePath);
MessageBox.Show(errorMessage, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); // this could be replaced with a custom form that allows the user to skip all errors or a simple "errors while opening X files" after the files are done being read. though, the later option would require a small restructuring of the code.
Environment.Exit(1);
}
int realFileCount = 0;
foreach (var embeddedFile in cpkFile.FileTable)
{
if (embeddedFile.FileType.ToString() == "FILE")
{
realFileCount += 1;
}
}
if (realFileCount == 0)
{
string errorMessage = string.Format("CPK file {0} was empty.", filePath); // i am not sure this should be a fatal error - i will attempt to come back to it once i have a more complete picture of how the build system works and thus have a better idea of how to handle such an eventuality
MessageBox.Show(errorMessage, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
Environment.Exit(1);
}
CPKBuildObject cpkBuildInstructions = new CPKBuildObject();
string originalFileLocation = Path.Combine(ProjectFolder.extractedISODir, file.subPath, file.fileName);
cpkBuildInstructions.SetOriginalFileLocation(originalFileLocation);
string targetFileLocation = Path.Combine(ProjectFolder.repackedGameFilesDir, file.subPath, file.fileName);
cpkBuildInstructions.SetTargetFileLocation(targetFileLocation);
if (realFileCount > 1) // if there is more than one file in the CPK we move the files within it to their own directory
{
string newSubDir = Path.GetFileNameWithoutExtension(file.fileName);
string newSubPath = Path.Combine(file.subPath, newSubDir);
file.subPath = newSubPath;
}
foreach (var embeddedFile in cpkFile.FileTable)
{
var cpkMeta = new CPKEmbeddedFileMeta();
if (embeddedFile.FileType != "FILE")
{
continue; // skip headers etc.
}
if (FileParser.IsParseable(embeddedFile.FileName.ToString())) // use this to determine whether to unpack or not, not save location
{
file.switchPath = editableDirectory;
}
else
{
file.switchPath = rawDirectory;
}
string targetFileAbsolutePath = Path.Combine(targetDirectoryPath, ProjectFolder.unpackedGameFilesDir, file.subPath, embeddedFile.FileName.ToString());
DirectoryGuard.CheckDirectory(targetFileAbsolutePath);
byte[] fileAsBytes = GrabCPKData(filePath, embeddedFile);
if (DebugSettings.ATTEMPT_DECOMPRESSION)
{
if (fileAsBytes.Length >= 8) // 8 = length of "CRILAYLA"
{
byte[] crilaylaCheck = new byte[8];
Array.Copy(fileAsBytes, 0, crilaylaCheck, 0, 8);
string crilaylaString = Encoding.ASCII.GetString(crilaylaCheck);
if (crilaylaString == "CRILAYLA")
{
byte[] decompressedBytes = cpkFile.DecompressCRILAYLA(fileAsBytes, fileAsBytes.Length);
fileAsBytes = decompressedBytes;
}
}
}
if (DebugSettings.ALLOW_FILE_WRITES)
{
FileStream fs = new FileStream(targetFileAbsolutePath, FileMode.Create);
BinaryWriter bw = new BinaryWriter(fs);
bw.Write(fileAsBytes);
bw.Close();
fs.Close();
}
if (DebugSettings.COPY_UNPACKED_FILES)
{
string secondTargetPath = Path.Combine(targetDirectoryPath, ProjectFolder.reassembledGameFilesDir, file.subPath, embeddedFile.FileName.ToString());
DirectoryGuard.CheckDirectory(secondTargetPath);
FileStream fs = new FileStream(secondTargetPath, FileMode.Create);
BinaryWriter bw = new BinaryWriter(fs);
bw.Write(fileAsBytes);
bw.Close();
fs.Close();
}
string relativeFilePath = Path.Combine(file.subPath, embeddedFile.FileName.ToString());
uint fileID = (uint)embeddedFile.ID;
cpkMeta.filePath = Path.Combine(ProjectFolder.reassembledGameFilesDir, relativeFilePath);
cpkMeta.fileName = embeddedFile.FileName.ToString();
cpkMeta.checksumType = Checksum.MD5;
cpkMeta.checksumValue = Checksums.GetMD5(fileAsBytes);
cpkMeta.ID = fileID;
cpkBuildInstructions.AddFile(fileID, cpkMeta);
}
cpkBuildInstructions.SerializeToDisk(Path.Combine(targetDirectoryPath, ProjectFolder.buildScriptsDir));
return(cpkBuildInstructions);
}