Method Load

engine/Poseidon/UI/Controls/UIControlsExt.cpp:1276–1339

}

void CHTMLContainer::Load(const char* filename, bool add)
{
    if (!QIFStreamB::FileExist(filename))
    {
        // try to find alternate location
        RString fullname = Poseidon::GetMissionDirectory() + _filename;
        if (QIFStreamB::FileExist(fullname))
        {
            filename = _filename = fullname;
        }
        else
        {
            fullname = Poseidon::GetBaseDirectory() + _filename;
            if (QIFStreamB::FileExist(fullname))
            {
                filename = _filename = fullname;
            }
            else
            {
                return;
            }
        }
    }

    // Slurp the whole file. Mission/overview HTML is small (a few KB) and we
    // need an in-memory copy anyway to transcode legacy codepages to UTF-8
    // before parsing — the parser appends to RString text segments and would
    // otherwise leak raw W1250/W1251 bytes into the UTF-8 string pool, causing
    // the modern font renderer to draw garbage glyphs.
    //
    // Encoding is decided as follows:
    //   - filename ends with ".utf8.html" → input is already UTF-8
    //   - otherwise → use Poseidon::CodepageForLanguage(GLanguage)
    //                 (CP1250 for Czech, CP1252 for Western, CP1251 for Russian, ...)
    std::string utf8Buf;
    {
        QIFStreamB raw;
        raw.AutoOpen(filename);
        while (!raw.eof() && !raw.fail())
        {
            int c = raw.get();
            if (c < 0)
                break;
            utf8Buf.push_back(static_cast<char>(c));
        }
        const size_t flen = strlen(filename);
        const bool isUtf8 = flen >= 10 && stricmp(filename + flen - 10, ".utf8.html") == 0;
        if (!isUtf8)
        {
            const Poseidon::Codepage cp = Poseidon::CodepageForLanguage((const char*)GLanguage);
            utf8Buf = Poseidon::DecodeLegacyTextToUtf8(utf8Buf, cp);
        }
    }

    // Expand `$STR_*` / `@KEY` tokens against the global stringtable
    // so any HTML can carry remaster localization markers — currently
    // used by the briefing equipment library (a single
    // `equipment.utf8.html` resolves all 8 UI languages via