Method getAttr

Source/Basic/Content.cpp:1394–1448

}

std::optional<Content::FileAttr> Content::getAttr(String filename) {
	if (filename.empty()) {
		return std::nullopt;
	}
	auto fullPathAndPackage = Content::getFullPathAndPackage(filename);
	FileAttr attr;
	if (fullPathAndPackage.zipFile) {
		auto size = fullPathAndPackage.zipFile->getFileSize(fullPathAndPackage.zipRelativePath);
		if (!size) return std::nullopt;
		attr.size = s_cast<int64_t>(*size);
		size_t readTotal = 0;
		fullPathAndPackage.zipFile->getFileDataByChunks(fullPathAndPackage.zipRelativePath, [&](uint8_t* buffer, int size) {
			size_t readSize = std::min(s_cast<size_t>(size), s_cast<size_t>(DORA_BINARY_CHECK_SIZE) - readTotal);
			attr.isBinary = isBinaryData(buffer, readSize);
			readTotal += readSize;
			return attr.isBinary || readTotal >= DORA_BINARY_CHECK_SIZE;
		});
		return attr;
	}
	std::string fullPath = fullPathAndPackage.fullPath;
#if BX_PLATFORM_ANDROID
	if (isAndroidAsset(fullPath)) {
		std::string assetName = getAndroidAssetName(fullPath);
		auto size = _apkFile->getFileSize(assetName);
		if (!size) return std::nullopt;
		attr.size = s_cast<int64_t>(*size);
		size_t readTotal = 0;
		_apkFile->getFileDataByChunks(assetName, [&](uint8_t* buffer, int size) {
			size_t readSize = std::min(s_cast<size_t>(size), s_cast<size_t>(DORA_BINARY_CHECK_SIZE) - readTotal);
			attr.isBinary = isBinaryData(buffer, readSize);
			readTotal += readSize;
			return attr.isBinary || readTotal >= DORA_BINARY_CHECK_SIZE;
		});
		return attr;
	}
#endif // BX_PLATFORM_ANDROID
	std::error_code err;
	if (!fs::is_regular_file(fullPath, err) || err) {
		return std::nullopt;
	}
	auto fileSize = fs::file_size(fullPath, err);
	if (err) {
		return std::nullopt;
	}
	attr.size = s_cast<int64_t>(fileSize);
	SDL_RWops* io = SDL_RWFromFile(fullPath.c_str(), "rb");
	if (!io) {
		return std::nullopt;
	}
	DEFER(SDL_RWclose(io));
	uint8_t buffer[DORA_BINARY_CHECK_SIZE];
	size_t readSize = SDL_RWread(io, buffer, sizeof(uint8_t), DORA_BINARY_CHECK_SIZE);
	attr.isBinary = isBinaryData(buffer, readSize);
	return attr;
}

std::list<std::string> Content::getDirEntries(String path, bool isFolder) {
	std::string searchName = path.empty() ? _assetPath : path.toString();