+namespace {
+docstring const getFloatI18nPreamble(docstring const & type, docstring const & name, docstring const & lang)
+{
+ odocstringstream os;
+ os << "\\addto\\captions" << lang
+ << "{\\renewcommand{\\" << type << "name}{" << name << "}}\n";
+ return os.str();
+}
+}
+
+
+docstring const LaTeXFeatures::getTClassI18nPreamble(bool use_babel, bool use_polyglossia) const
+{
+ DocumentClass const & tclass = params_.documentClass();
+ // collect preamble snippets in a set to prevent multiple identical
+ // commands (would happen if e.g. both theorem and theorem* are used)
+ set<docstring> snippets;
+ typedef LanguageList::const_iterator lang_it;
+ lang_it const lbeg = UsedLanguages_.begin();
+ lang_it const lend = UsedLanguages_.end();
+ list<docstring>::const_iterator cit = usedLayouts_.begin();
+ list<docstring>::const_iterator end = usedLayouts_.end();
+ for (; cit != end; ++cit) {
+ // language dependent commands (once per document)
+ snippets.insert(tclass[*cit].langpreamble(buffer().language(),
+ use_polyglossia));
+ // commands for language changing (for multilanguage documents)
+ if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
+ snippets.insert(tclass[*cit].babelpreamble(buffer().language(),
+ use_polyglossia));
+ for (lang_it lit = lbeg; lit != lend; ++lit)
+ snippets.insert(tclass[*cit].babelpreamble(*lit, use_polyglossia));
+ }
+ }
+ if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
+ FloatList const & floats = params_.documentClass().floats();
+ UsedFloats::const_iterator fit = usedFloats_.begin();
+ UsedFloats::const_iterator fend = usedFloats_.end();
+ for (; fit != fend; ++fit) {
+ Floating const & fl = floats.getType(fit->first);
+ // we assume builtin floats are translated
+ if (fl.isPredefined())
+ continue;
+ docstring const type = from_ascii(fl.floattype());
+ docstring const flname = from_utf8(fl.name());
+ docstring name = buffer().language()->translateLayout(fl.name());
+ // only request translation if we have a real translation
+ // (that differs from the source)
+ if (use_polyglossia && flname != name)
+ snippets.insert(getFloatI18nPreamble(
+ type, name,
+ from_ascii(buffer().language()->polyglossia())));
+ else if (flname != name)
+ snippets.insert(getFloatI18nPreamble(
+ type, name,
+ from_ascii(buffer().language()->babel())));
+ for (lang_it lit = lbeg; lit != lend; ++lit) {
+ string const code = (*lit)->code();
+ name = translateIfPossible(flname, code);
+ // we assume we have a suitable translation if
+ // either the language is English (we need to
+ // translate into English if English is a secondary
+ // language) or if translateIfPossible returns
+ // something different to the English source.
+ bool const have_translation =
+ (flname != name || contains(code, "en"));
+ if (use_polyglossia && have_translation)
+ snippets.insert(getFloatI18nPreamble(
+ type, name,
+ from_ascii((*lit)->polyglossia())));
+ else if (have_translation)
+ snippets.insert(getFloatI18nPreamble(
+ type, name,
+ from_ascii((*lit)->babel())));
+ }
+ }
+ }
+
+ odocstringstream tcpreamble;
+ set<docstring>::const_iterator const send = snippets.end();
+ set<docstring>::const_iterator it = snippets.begin();
+ for (; it != send; ++it)
+ tcpreamble << *it;
+ return tcpreamble.str();
+}
+
+