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Factorize out the hardcoded babel tests. This whole thing is a real mess...
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@26858 a592a061-630c-0410-9148-cb99ea01b6c8
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@ -935,6 +935,49 @@ void BufferParams::validate(LaTeXFeatures & features) const
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features.require("japanese");
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}
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/// Find out if we need special treatment for babel.
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static bool needsSpecialBabelCall(LaTeXFeatures const & features)
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{
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// FIXME: don't hardcode this!!
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// If Vietnamese is used, babel must directly be loaded with the
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// language options, see
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// http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129417.html
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//
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// viet = string::npos when not found
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// the same is for all other languages that are not directly supported by
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// babel, but where LaTeX-packages add babel support.
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// this is currently the case for Latvian, Lithuanian, and Mongolian
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//
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// If Japanese is used, babel must directly be loaded with the
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// language options, see
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// http://bugzilla.lyx.org/show_bug.cgi?id=4597#c4
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return !lyxrc.language_global_options
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|| features.hasLanguage("vietnam")
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|| features.hasLanguage("latvian")
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|| features.hasLanguage("japanese")
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|| features.hasLanguage("lithuanian")
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|| features.hasLanguage("mongolian");
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}
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/// set up if and how babel is called
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static docstring babelCall(LaTeXFeatures const & features,
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string const & lang_opts)
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{
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string babel_call = lyxrc.language_package;
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if (babel_call != "\\usepackage{babel}")
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return from_utf8(babel_call);
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// suppress the babel call when there is no babel language defined
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// for the document language in the lib/languages file and if no
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// other languages are used (lang_opts is then empty)
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if (!features.hasLanguages())
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return docstring();
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if (needsSpecialBabelCall(features))
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babel_call = "\\usepackage[" + lang_opts + "]{babel}";
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return from_utf8(babel_call);
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}
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bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
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TexRow & texrow) const
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@ -1025,24 +1068,8 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
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language_options << ',';
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language_options << language->babel();
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}
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// FIXME: don't hardcode this!
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// if Vietnamese is used, babel must directly be loaded
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// with language options, not in the class options, see
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// http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129417.html
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//
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// the same is for all other languages that are not directly supported by
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// babel, but where LaTeX-packages add babel support.
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// this is currently the case for Latvian, Lithuanian, and Mongolian
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//
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// if Japanese is used, babel must directly be loaded
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// with language options, not in the class options, see
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// http://bugzilla.lyx.org/show_bug.cgi?id=4597#c4
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if (lyxrc.language_global_options && !language_options.str().empty()
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&& !features.hasLanguage("vietnam")
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&& !features.hasLanguage("latvian")
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&& !features.hasLanguage("lithuanian")
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&& !features.hasLanguage("mongolian")
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&& !features.hasLanguage("japanese"))
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if (!language_options.str().empty()
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&& !needsSpecialBabelCall(features))
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clsoptions << language_options.str() << ',';
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}
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@ -1281,7 +1308,7 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
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|| features.isRequired("vietnamese")
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|| features.isRequired("japanese") ) ) {
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// FIXME UNICODE
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lyxpreamble += from_utf8(babelCall(language_options.str())) + '\n';
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lyxpreamble += babelCall(features, language_options.str()) + '\n';
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lyxpreamble += from_utf8(features.getBabelOptions()) + '\n';
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}
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@ -1395,7 +1422,7 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
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&& !features.isRequired("vietnamese")
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&& !features.isRequired("japanese")) {
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// FIXME UNICODE
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lyxpreamble += from_utf8(babelCall(language_options.str())) + '\n';
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lyxpreamble += babelCall(features, language_options.str()) + '\n';
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lyxpreamble += from_utf8(features.getBabelOptions()) + '\n';
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}
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@ -1857,39 +1884,6 @@ string const BufferParams::dvips_options() const
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}
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string BufferParams::babelCall(string const & lang_opts) const
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{
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string lang_pack = lyxrc.language_package;
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if (lang_pack != "\\usepackage{babel}")
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return lang_pack;
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// suppress the babel call when there is no babel language defined
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// for the document language in the lib/languages file and if no
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// other languages are used (lang_opts is then empty)
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if (lang_opts.empty())
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return string();
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// If Vietnamese is used, babel must directly be loaded with the
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// language options, see
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// http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129417.html
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size_t viet = lang_opts.find("vietnam");
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// viet = string::npos when not found
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// the same is for all other languages that are not directly supported by
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// babel, but where LaTeX-packages add babel support.
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// this is currently the case for Latvian, Lithuanian, and Mongolian
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size_t latvian = lang_opts.find("latvian");
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size_t lithu = lang_opts.find("lithuanian");
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size_t mongo = lang_opts.find("mongolian");
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// If Japanese is used, babel must directly be loaded with the
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// language options, see
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// http://bugzilla.lyx.org/show_bug.cgi?id=4597#c4
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size_t japan = lang_opts.find("japanese");
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if (!lyxrc.language_global_options || viet != string::npos
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|| japan != string::npos || latvian != string::npos
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|| lithu != string::npos || mongo != string::npos)
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return "\\usepackage[" + lang_opts + "]{babel}";
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return lang_pack;
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}
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void BufferParams::writeEncodingPreamble(odocstream & os,
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LaTeXFeatures & features, TexRow & texrow) const
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{
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@ -304,8 +304,6 @@ public:
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};
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///
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std::string paperSizeName(PapersizePurpose purpose) const;
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/// set up if and how babel is called
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std::string babelCall(std::string const & lang_opts) const;
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/// handle inputenc etc.
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void writeEncodingPreamble(odocstream & os, LaTeXFeatures & features,
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TexRow & texrow) const;
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