bool ThemeEngine::themeConfigUsable(const Common::FSNode &node, Common::String &themeName) {
Common::File stream;
bool foundHeader = false;
if (node.getName().matchString("*.zip", true) && !node.isDirectory()) {
Common::Archive *zipArchive = Common::makeZipArchive(node);
if (zipArchive && zipArchive->hasFile("THEMERC")) {
// Open THEMERC from the ZIP file.
stream.open("THEMERC", *zipArchive);
}
// Delete the ZIP archive again. Note: This only works because
// stream.open() only uses ZipArchive::createReadStreamForMember,
// and that in turn happens to read all the data for a given
// archive member into a memory block. So there will be no dangling
// reference to zipArchive anywhere. This could change if we
// ever modify ZipArchive::createReadStreamForMember.
delete zipArchive;
} else if (node.isDirectory()) {
Common::FSNode headerfile = node.getChild("THEMERC");
if (!headerfile.exists() || !headerfile.isReadable() || headerfile.isDirectory())
return false;
stream.open(headerfile);
}
if (stream.isOpen()) {
Common::String stxHeader = stream.readLine();
foundHeader = themeConfigParseHeader(stxHeader, themeName);
}
return foundHeader;
}
bool BaseFileManager::initPaths() {
// Removed: Config-based file-path choice.
// package files paths
const Common::FSNode gameData(ConfMan.get("path"));
addPath(PATH_PACKAGE, gameData);
Common::FSNode dataSubFolder = gameData.getChild("data");
if (dataSubFolder.exists()) {
addPath(PATH_PACKAGE, dataSubFolder);
}
Common::FSNode languageSubFolder = gameData.getChild("language");
if (languageSubFolder.exists()) {
addPath(PATH_PACKAGE, languageSubFolder);
}
return STATUS_OK;
}
// Parse a relative path in the game-folder, and if it exists, return a FSNode to it.
static Common::FSNode getNodeForRelativePath(const Common::String &filename) {
// The filename can be an explicit path, thus we need to chop it up, expecting the path the game
// specifies to follow the Windows-convention of folder\subfolder\file (absolute paths should not happen)
// Absolute path: These should have been handled in openDiskFile.
if (filename.contains(':')) {
// So just return an invalid node.
return Common::FSNode();
}
// Relative path:
if (filename.contains('\\')) {
Common::StringTokenizer path(filename, "\\");
// Start traversing relative to the game-data-dir
const Common::FSNode gameDataDir(ConfMan.get("path"));
Common::FSNode curNode = gameDataDir;
// Parse all path-elements
while (!path.empty()) {
// Get the next path-component by slicing on '\\'
Common::String pathPart = path.nextToken();
// Get the next FSNode in the chain, if it exists as a child from the previous.
curNode = curNode.getChild(pathPart);
if (!curNode.isReadable()) {
// Return an invalid FSNode.
return Common::FSNode();
}
// Following the comments in common/fs.h, anything not a directory is a file.
if (!curNode.isDirectory()) {
if (!path.empty()) {
error("Relative path %s reached a file before the end of the path", filename.c_str());
}
return curNode;
}
}
}
// Return an invalid FSNode to mark that we didn't find the requested file.
return Common::FSNode();
}