Method ParseZip

updater/Updater.cpp:182–262

}

bool Updater::ParseZip()
{
#ifdef _WIN32
	std::vector<UInt16> filename_buffer;

	for (u32 file_index = 0; file_index < m_archive.NumFiles; file_index++)
	{
		// skip directories, we handle them ourselves
		if (SzArEx_IsDir(&m_archive, file_index))
			continue;

		size_t filename_len = SzArEx_GetFileNameUtf16(&m_archive, file_index, nullptr);
		if (filename_len <= 1)
			continue;

		filename_buffer.resize(filename_len);
		SzArEx_GetFileNameUtf16(&m_archive, file_index, filename_buffer.data());

		// TODO: This won't work on Linux (4-byte wchar_t).
		FileToUpdate entry;
		entry.file_index = file_index;
		entry.destination_filename = StringUtil::WideStringToUTF8String(reinterpret_cast<wchar_t*>(filename_buffer.data()));
		if (entry.destination_filename.empty())
			continue;

		// replace forward slashes with backslashes
		for (size_t i = 0; i < entry.destination_filename.length(); i++)
		{
			if (entry.destination_filename[i] == '/' || entry.destination_filename[i] == '\\')
				entry.destination_filename[i] = FS_OSPATH_SEPARATOR_CHARACTER;
		}

		// should never have a leading slash. just in case.
		while (entry.destination_filename[0] == FS_OSPATH_SEPARATOR_CHARACTER)
			entry.destination_filename.erase(0, 1);

		// skip directories (we sort them out later)
		if (!entry.destination_filename.empty() && entry.destination_filename.back() != FS_OSPATH_SEPARATOR_CHARACTER)
		{
			// skip updater itself, since it was already pre-extracted.
			// also skips portable.ini to not mess with future non-portable installs.
			if (StringUtil::Strcasecmp(entry.destination_filename.c_str(), "updater.exe") != 0)
			{
				m_progress->DisplayFormattedInformation("Found file in zip: '%s'", entry.destination_filename.c_str());
				m_update_paths.push_back(std::move(entry));
			}
		}
	}

	if (m_update_paths.empty())
	{
		m_progress->ModalError("No files found in update zip.");
		return false;
	}

	for (const FileToUpdate& ftu : m_update_paths)
	{
		const size_t len = ftu.destination_filename.length();