WORD RsfsFormatter::getFileIndexSize(const DirectoryEntry& rootDir)
{
const std::vector<DirectoryEntry>& dirs = rootDir.getDirectories();
WORD wDataRegionOffset = rootDir.getFiles().size() * RSFS_FILEENTRY_SIZE + dirs.size() * RSFS_DIRECTORYENTRY_SIZE;
for(std::vector<DirectoryEntry>::const_iterator it = dirs.begin(); it != dirs.end(); it++)
wDataRegionOffset += getFileIndexSize(*it);
return wDataRegionOffset;
}
void RsfsFormatter::create(std::ostream& out, const DirectoryEntry& rootDir)
{
std::stringstream ssFileIndexBuffer;
std::stringstream ssFileRawBuffer;
WORD wDataRegionOffset = getFileIndexSize(rootDir) + RSFS_HEADER_SIZE;
writeDirectory(rootDir, wDataRegionOffset, ssFileIndexBuffer, ssFileRawBuffer);
//Write out header
out.put(1);
out.put(0);
WORD numRootEntries = rootDir.getDirectories().size() + rootDir.getFiles().size();
out.write(reinterpret_cast<char*>(&numRootEntries), sizeof(WORD));
//write file directories
for(unsigned char b = ssFileIndexBuffer.get(); !ssFileIndexBuffer.eof(); b = ssFileIndexBuffer.get())
out.put(b);
for(unsigned char b = ssFileRawBuffer.get(); !ssFileRawBuffer.eof(); b = ssFileRawBuffer.get())
out.put(b);
}
void PluginList::refresh(const QString &profileName
, const DirectoryEntry &baseDirectory
, const QString &pluginsFile
, const QString &loadOrderFile
, const QString &lockedOrderFile)
{
ChangeBracket<PluginList> layoutChange(this);
m_ESPsByName.clear();
m_ESPsByPriority.clear();
m_ESPs.clear();
QStringList primaryPlugins = m_GamePlugin->primaryPlugins();
m_CurrentProfile = profileName;
std::vector<FileEntry::Ptr> files = baseDirectory.getFiles();
for (auto iter = files.begin(); iter != files.end(); ++iter) {
FileEntry::Ptr current = *iter;
if (current.get() == nullptr) {
continue;
}
QString filename = ToQString(current->getName());
QString extension = filename.right(3).toLower();
if ((extension == "esp") || (extension == "esm")) {
bool forceEnabled = Settings::instance().forceEnableCoreFiles() &&
std::find(primaryPlugins.begin(), primaryPlugins.end(), filename.toLower()) != primaryPlugins.end();
bool archive = false;
try {
FilesOrigin &origin = baseDirectory.getOriginByID(current->getOrigin(archive));
QString iniPath = QFileInfo(filename).baseName() + ".ini";
bool hasIni = baseDirectory.findFile(ToWString(iniPath)).get() != nullptr;
QString originName = ToQString(origin.getName());
unsigned int modIndex = ModInfo::getIndex(originName);
if (modIndex != UINT_MAX) {
ModInfo::Ptr modInfo = ModInfo::getByIndex(modIndex);
originName = modInfo->name();
}
m_ESPs.push_back(ESPInfo(filename, forceEnabled, originName, ToQString(current->getFullPath()), hasIni));
} catch (const std::exception &e) {
reportError(tr("failed to update esp info for file %1 (source id: %2), error: %3").arg(filename).arg(current->getOrigin(archive)).arg(e.what()));
}
}
}
if (readLoadOrder(loadOrderFile)) {
int maxPriority = 0;
// assign known load orders
for (std::vector<ESPInfo>::iterator espIter = m_ESPs.begin(); espIter != m_ESPs.end(); ++espIter) {
std::map<QString, int>::const_iterator priorityIter = m_ESPLoadOrder.find(espIter->m_Name.toLower());
if (priorityIter != m_ESPLoadOrder.end()) {
if (priorityIter->second > maxPriority) {
maxPriority = priorityIter->second;
}
espIter->m_Priority = priorityIter->second;
} else {
espIter->m_Priority = -1;
}
}
++maxPriority;
// assign maximum priorities for plugins with unknown priority
for (std::vector<ESPInfo>::iterator espIter = m_ESPs.begin(); espIter != m_ESPs.end(); ++espIter) {
if (espIter->m_Priority == -1) {
espIter->m_Priority = maxPriority++;
}
}
} else {
// no load order stored, determine by date
std::sort(m_ESPs.begin(), m_ESPs.end(), ByDate);
for (size_t i = 0; i < m_ESPs.size(); ++i) {
m_ESPs[i].m_Priority = i;
}
}
std::sort(m_ESPs.begin(), m_ESPs.end(), ByPriority); // first, sort by priority
// remove gaps from the priorities so we can use them as array indices without overflow
for (int i = 0; i < static_cast<int>(m_ESPs.size()); ++i) {
m_ESPs[i].m_Priority = i;
}
std::sort(m_ESPs.begin(), m_ESPs.end(), ByName); // sort by name so alphabetical sorting works
updateIndices();
readEnabledFrom(pluginsFile);
readLockedOrderFrom(lockedOrderFile);
layoutChange.finish();
refreshLoadOrder();
emit dataChanged(this->index(0, 0), this->index(m_ESPs.size(), columnCount()));
m_Refreshed();
}
void RsfsFormatter::writeDirectory(const DirectoryEntry& dir, const WORD wDataRegionOffset, std::ostream& fileIndexBuffer, std::ostream& fileRawDataBuffer)
{
char fileReadBuffer[100];
const std::vector<DirectoryEntry>& dirs = dir.getDirectories();
const std::vector<FileEntry>& files = dir.getFiles();
WORD wBuffer = 0;
if(dir.getName().length() > 0)
{
wBuffer = RSFS_ENTRYTYPE_DIRECTORY;
fileIndexBuffer.write(reinterpret_cast<char*>(&wBuffer), sizeof(WORD));
fileIndexBuffer.write(dir.getName().c_str(), dir.getName().length());
for(unsigned int i = RSFS_NAME_SIZE - dir.getName().length(); i > 0; i--)
fileIndexBuffer.put(0);
if(dir.getDirectories().size() > 0xFFFF)
throw FormattingException("The number of sub-directories exceeds the max permittable number of sub-directories.");
wBuffer = static_cast<WORD>(dir.getDirectories().size() + dir.getFiles().size());
fileIndexBuffer.write(reinterpret_cast<char*>(&wBuffer), sizeof(WORD));
fileIndexBuffer.put(0);
fileIndexBuffer.put(0);
}
for(std::vector<FileEntry>::const_iterator it = files.begin(); it != files.end(); it++)
{
if(it->getName().length() >= RSFS_NAME_SIZE)
{
throw new FormattingException(std::string("Skipped due to file name exceeding max length: ") + it->getName());
continue;
}
wBuffer = RSFS_ENTRYTYPE_FILE;
fileIndexBuffer.write(reinterpret_cast<char*>(&wBuffer), sizeof(WORD));
fileIndexBuffer.write(it->getName().c_str(), it->getName().length());
//Padd the file name with nulls.
for(unsigned int i = RSFS_NAME_SIZE - it->getName().length(); i > 0; i--)
fileIndexBuffer.put(0);
if(it->getSize() > 0xFFFF)
throw FormattingException("Size of file exceeded permitable size.");
wBuffer = static_cast<WORD>(it->getSize());
fileIndexBuffer.write(reinterpret_cast<char*>(&wBuffer), sizeof(WORD));
//Make sure data is aligned in words
std::streamoff offset = 0;
for(offset = wDataRegionOffset + fileRawDataBuffer.tellp(); offset % 2; offset++)
fileRawDataBuffer.put(0);
if(offset + it->getSize() > 0xFFFF)
throw FormattingException("Size of medium exceeded permitable size.");
WORD wFileDataOffset = static_cast<WORD>(offset) / 2; //Offset in terms of words.
fileIndexBuffer.write(reinterpret_cast<char*>(&wFileDataOffset), sizeof(WORD));
//Write our file's data to the fileRawBuffer.
std::ifstream inFile(it->getSourceFile(), std::ifstream::binary | std::ifstream::in);
if(!inFile.good())
throw FormattingException(std::string("Error reading from source file") + it->getName());
while(!inFile.eof())
{
inFile.read(fileReadBuffer, sizeof(fileReadBuffer));
fileRawDataBuffer.write(fileReadBuffer, inFile.gcount());
}
}
for(std::vector<DirectoryEntry>::const_iterator it = dirs.begin(); it != dirs.end(); it++)
writeDirectory(*it, wDataRegionOffset, fileIndexBuffer, fileRawDataBuffer);
}
