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Checking if emoji byte doesn't get out of bounds
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59040c53e4
commit
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@ -108,7 +108,8 @@ auto Language::update() -> void {
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fmt::arg("short", layout_.short_name),
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fmt::arg("short", layout_.short_name),
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fmt::arg("shortDescription", layout_.short_description),
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fmt::arg("shortDescription", layout_.short_description),
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fmt::arg("long", layout_.full_name),
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fmt::arg("long", layout_.full_name),
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fmt::arg("variant", layout_.variant)));
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fmt::arg("variant", layout_.variant),
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fmt::arg("flag", layout_.country_flag())));
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label_.set_tooltip_markup(tooltip_display_layout);
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label_.set_tooltip_markup(tooltip_display_layout);
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} else {
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} else {
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label_.set_tooltip_markup(display_layout);
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label_.set_tooltip_markup(display_layout);
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@ -215,9 +216,13 @@ Language::XKBContext::~XKBContext() {
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}
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}
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std::string Language::Layout::country_flag() const {
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std::string Language::Layout::country_flag() const {
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static std::string result = "\xf0\x9f\x87\xff\xf0\x9f\x87\xff";
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if (short_name.size() != 2) return "";
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result[3] = short_name[0] - 0xbb;
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unsigned char result[] = "\xf0\x9f\x87\x00\xf0\x9f\x87\x00";
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result[7] = short_name[1] - 0xbb;
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result[3] = short_name[0] + 0x45;
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return result;
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result[7] = short_name[1] + 0x45;
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// Check if both emojis are in A-Z symbol bounds
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if (result[3] < 0xa6 || result[3] > 0xbf) return "";
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if (result[7] < 0xa6 || result[7] > 0xbf) return "";
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return std::string{reinterpret_cast<char*>(result)};
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}
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}
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} // namespace waybar::modules::sway
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} // namespace waybar::modules::sway
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