]> git.lyx.org Git - lyx.git/blobdiff - src/BufferParams.cpp
Initialize BibTeXInfo modifier to zero, always.
[lyx.git] / src / BufferParams.cpp
index ec64e3919e969b3eed246f0de7267240af0b8fb3..bb2391ca115926533f3487f9fd6c511f0ebb8dba 100644 (file)
 #include "Bullet.h"
 #include "Color.h"
 #include "ColorSet.h"
+#include "Converter.h"
 #include "Encoding.h"
 #include "HSpace.h"
 #include "IndicesList.h"
 #include "Language.h"
 #include "LaTeXFeatures.h"
+#include "LaTeXFonts.h"
 #include "ModuleList.h"
 #include "Font.h"
 #include "Lexer.h"
@@ -258,22 +260,20 @@ PackageTranslator const & packagetranslator()
 
 
 // Cite engine
-typedef Translator<string, CiteEngine> CiteEngineTranslator;
+typedef Translator<string, CiteEngineType> CiteEngineTypeTranslator;
 
 
-CiteEngineTranslator const init_citeenginetranslator()
+CiteEngineTypeTranslator const init_citeenginetypetranslator()
 {
-       CiteEngineTranslator translator("basic", ENGINE_BASIC);
-       translator.addPair("natbib_numerical", ENGINE_NATBIB_NUMERICAL);
-       translator.addPair("natbib_authoryear", ENGINE_NATBIB_AUTHORYEAR);
-       translator.addPair("jurabib", ENGINE_JURABIB);
+       CiteEngineTypeTranslator translator("authoryear", ENGINE_TYPE_AUTHORYEAR);
+       translator.addPair("numerical", ENGINE_TYPE_NUMERICAL);
        return translator;
 }
 
 
-CiteEngineTranslator const & citeenginetranslator()
+CiteEngineTypeTranslator const & citeenginetypetranslator()
 {
-       static CiteEngineTranslator translator = init_citeenginetranslator();
+       static CiteEngineTypeTranslator translator = init_citeenginetypetranslator();
        return translator;
 }
 
@@ -335,8 +335,7 @@ BufferParams::Impl::Impl()
 BufferParams::Impl *
 BufferParams::MemoryTraits::clone(BufferParams::Impl const * ptr)
 {
-       LASSERT(ptr, /**/);
-
+       LBUFERR(ptr);
        return new BufferParams::Impl(*ptr);
 }
 
@@ -360,11 +359,9 @@ BufferParams::BufferParams()
        papersize = PAPER_DEFAULT;
        orientation = ORIENTATION_PORTRAIT;
        use_geometry = false;
-       use_amsmath = package_auto;
-       use_esint = package_auto;
-       use_mhchem = package_auto;
-       use_mathdots = package_auto;
-       cite_engine_ = ENGINE_BASIC;
+       cite_engine_.push_back("basic");
+       cite_engine_type_ = ENGINE_TYPE_NUMERICAL;
+       biblio_style = "plain";
        use_bibtopic = false;
        use_indices = false;
        trackChanges = false;
@@ -378,6 +375,7 @@ BufferParams::BufferParams()
        fonts_roman = "default";
        fonts_sans = "default";
        fonts_typewriter = "default";
+       fonts_math = "auto";
        fonts_default_family = "default";
        useNonTeXFonts = false;
        fonts_expert_sc = false;
@@ -385,6 +383,7 @@ BufferParams::BufferParams()
        fonts_sans_scale = 100;
        fonts_typewriter_scale = 100;
        inputenc = "auto";
+       lang_package = "default";
        graphics_driver = "default";
        default_output_format = "default";
        bibtex_command = "default";
@@ -394,6 +393,7 @@ BufferParams::BufferParams()
        listings_params = string();
        pagestyle = "default";
        suppress_date = false;
+       justification = true;
        // no color is the default (white)
        backgroundcolor = lyx::rgbFromHexName("#ffffff");
        isbackgroundcolor = false;
@@ -413,6 +413,7 @@ BufferParams::BufferParams()
        html_be_strict = false;
        html_math_output = MathML;
        html_math_img_scale = 1.0;
+       html_css_as_file = false;
 
        output_sync = false;
        use_refstyle = true;
@@ -421,11 +422,56 @@ BufferParams::BufferParams()
 
 docstring BufferParams::B_(string const & l10n) const
 {
-       LASSERT(language, /**/);
+       LASSERT(language, return from_utf8(l10n));
        return getMessages(language->code()).get(l10n);
 }
 
 
+BufferParams::Package BufferParams::use_package(std::string const & p) const
+{
+       PackageMap::const_iterator it = use_packages.find(p);
+       if (it == use_packages.end())
+               return package_auto;
+       return it->second;
+}
+
+
+void BufferParams::use_package(std::string const & p, BufferParams::Package u)
+{
+       use_packages[p] = u;
+}
+
+
+map<string, string> const & BufferParams::auto_packages()
+{
+       static map<string, string> packages;
+       if (packages.empty()) {
+               // adding a package here implies a file format change!
+               packages["amsmath"] =
+                       N_("The LaTeX package amsmath is only used if AMS formula types or symbols from the AMS math toolbars are inserted into formulas");
+               packages["amssymb"] =
+                       N_("The LaTeX package amssymb is only used if symbols from the AMS math toolbars are inserted into formulas");
+               packages["cancel"] =
+                       N_("The LaTeX package cancel is only used if \\cancel commands are used in formulas");
+               packages["esint"] =
+                       N_("The LaTeX package esint is only used if special integral symbols are inserted into formulas");
+               packages["mathdots"] =
+                       N_("The LaTeX package mathdots is only used if the command \\iddots is inserted into formulas");
+               packages["mathtools"] =
+                       N_("The LaTeX package mathtools is only used if some mathematical relations are inserted into formulas");
+               packages["mhchem"] =
+                       N_("The LaTeX package mhchem is only used if either the command \\ce or \\cf is inserted into formulas");
+               packages["stackrel"] =
+                       N_("The LaTeX package stackrel is only used if the command \\stackrel with subscript is inserted into formulas");
+               packages["stmaryrd"] =
+                       N_("The LaTeX package stmaryrd is only used if symbols from the St Mary's Road symbol font for theoretical computer science are inserted into formulas");
+               packages["undertilde"] =
+                       N_("The LaTeX package undertilde is only used if you use the math frame decoration 'utilde'");
+       }
+       return packages;
+}
+
+
 AuthorList & BufferParams::authors()
 {
        return pimpl_->authorlist;
@@ -464,28 +510,28 @@ IndicesList const & BufferParams::indiceslist() const
 
 Bullet & BufferParams::temp_bullet(lyx::size_type const index)
 {
-       LASSERT(index < 4, /**/);
+       LASSERT(index < 4, return pimpl_->temp_bullets[0]);
        return pimpl_->temp_bullets[index];
 }
 
 
 Bullet const & BufferParams::temp_bullet(lyx::size_type const index) const
 {
-       LASSERT(index < 4, /**/);
+       LASSERT(index < 4, return pimpl_->temp_bullets[0]);
        return pimpl_->temp_bullets[index];
 }
 
 
 Bullet & BufferParams::user_defined_bullet(lyx::size_type const index)
 {
-       LASSERT(index < 4, /**/);
+       LASSERT(index < 4, return pimpl_->temp_bullets[0]);
        return pimpl_->user_defined_bullets[index];
 }
 
 
 Bullet const & BufferParams::user_defined_bullet(lyx::size_type const index) const
 {
-       LASSERT(index < 4, /**/);
+       LASSERT(index < 4, return pimpl_->temp_bullets[0]);
        return pimpl_->user_defined_bullets[index];
 }
 
@@ -547,22 +593,23 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                lex.next();
                string const classname = lex.getString();
                // if there exists a local layout file, ignore the system one
-               // NOTE: in this case, the textclass (.cls file) is assumed to 
+               // NOTE: in this case, the textclass (.cls file) is assumed to
                // be available.
                string tcp;
                LayoutFileList & bcl = LayoutFileList::get();
-               if (tcp.empty() && !filepath.empty())
+               if (!filepath.empty())
                        tcp = bcl.addLocalLayout(classname, filepath.absFileName());
+               // that returns non-empty if a "local" layout file is found.
                if (!tcp.empty())
                        setBaseClass(tcp);
                else
                        setBaseClass(classname);
-               // We assume that a tex class exists for local or unknown 
+               // We assume that a tex class exists for local or unknown
                // layouts so this warning, will only be given for system layouts.
                if (!baseClass()->isTeXClassAvailable()) {
-                       docstring const desc = 
+                       docstring const desc =
                                translateIfPossible(from_utf8(baseClass()->description()));
-                       docstring const prereqs = 
+                       docstring const prereqs =
                                from_utf8(baseClass()->prerequisites());
                        docstring const msg =
                                bformat(_("The selected document class\n"
@@ -572,8 +619,8 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                                                 "document cannot be compiled until the following\n"
                                                 "prerequisites are installed:\n"
                                                 "\t%2$s\n"
-                                                "See section 3.1.2.2 of the User's Guide for\n"
-                                                "more information."), desc, prereqs);
+                                                "See section 3.1.2.2 (Class Availability) of the\n"
+                                                "User's Guide for more information."), desc, prereqs);
                        frontend::Alert::warning(_("Document class not available"),
                                       msg);
                }
@@ -599,8 +646,13 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                master = lex.getString();
        } else if (token == "\\suppress_date") {
                lex >> suppress_date;
+       } else if (token == "\\justification") {
+               lex >> justification;
        } else if (token == "\\language") {
                readLanguage(lex);
+       } else if (token == "\\language_package") {
+               lex.eatLine();
+               lang_package = lex.getString();
        } else if (token == "\\inputencoding") {
                lex >> inputenc;
        } else if (token == "\\graphics") {
@@ -625,6 +677,9 @@ string BufferParams::readToken(Lexer & lex, string const & token,
        } else if (token == "\\font_typewriter") {
                lex.eatLine();
                fonts_typewriter = lex.getString();
+       } else if (token == "\\font_math") {
+               lex.eatLine();
+               fonts_math = lex.getString();
        } else if (token == "\\font_default_family") {
                lex >> fonts_default_family;
        } else if (token == "\\use_non_tex_fonts") {
@@ -664,26 +719,23 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                papersize = papersizetranslator().find(ppsize);
        } else if (token == "\\use_geometry") {
                lex >> use_geometry;
-       } else if (token == "\\use_amsmath") {
-               int use_ams;
-               lex >> use_ams;
-               use_amsmath = packagetranslator().find(use_ams);
-       } else if (token == "\\use_esint") {
-               int useesint;
-               lex >> useesint;
-               use_esint = packagetranslator().find(useesint);
-       } else if (token == "\\use_mhchem") {
-               int usemhchem;
-               lex >> usemhchem;
-               use_mhchem = packagetranslator().find(usemhchem);
-       } else if (token == "\\use_mathdots") {
-               int usemathdots;
-               lex >> usemathdots;
-               use_mathdots = packagetranslator().find(usemathdots);
+       } else if (token == "\\use_package") {
+               string package;
+               int use;
+               lex >> package;
+               lex >> use;
+               use_package(package, packagetranslator().find(use));
        } else if (token == "\\cite_engine") {
-               string engine;
-               lex >> engine;
-               cite_engine_ = citeenginetranslator().find(engine);
+               lex.eatLine();
+               vector<string> engine = getVectorFromString(lex.getString());
+               setCiteEngine(engine);
+       } else if (token == "\\cite_engine_type") {
+               string engine_type;
+               lex >> engine_type;
+               cite_engine_type_ = citeenginetypetranslator().find(engine_type);
+       } else if (token == "\\biblio_style") {
+               lex.eatLine();
+               biblio_style = lex.getString();
        } else if (token == "\\use_bibtopic") {
                lex >> use_bibtopic;
        } else if (token == "\\use_indices") {
@@ -776,10 +828,12 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                lex.eatLine();
                string color = lex.getString();
                notefontcolor = lyx::rgbFromHexName(color);
+               lcolor.setColor("notefontcolor", color);
        } else if (token == "\\boxbgcolor") {
                lex.eatLine();
                string color = lex.getString();
                boxbgcolor = lyx::rgbFromHexName(color);
+               lcolor.setColor("boxbgcolor", color);
        } else if (token == "\\paperwidth") {
                lex >> paperwidth;
        } else if (token == "\\paperheight") {
@@ -846,6 +900,8 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                html_math_output = static_cast<MathOutput>(temp);
        } else if (token == "\\html_be_strict") {
                lex >> html_be_strict;
+       } else if (token == "\\html_css_as_file") {
+               lex >> html_css_as_file;
        } else if (token == "\\html_math_img_scale") {
                lex >> html_math_img_scale;
        } else if (token == "\\html_latex_start") {
@@ -861,7 +917,7 @@ string BufferParams::readToken(Lexer & lex, string const & token,
        } else if (token == "\\use_refstyle") {
                lex >> use_refstyle;
        } else {
-               lyxerr << "BufferParams::readToken(): Unknown token: " << 
+               lyxerr << "BufferParams::readToken(): Unknown token: " <<
                        token << endl;
                return token;
        }
@@ -893,20 +949,20 @@ void BufferParams::writeFile(ostream & os) const
        }
 
        // use the class options defined in the layout?
-       os << "\\use_default_options " 
+       os << "\\use_default_options "
           << convert<string>(use_default_options) << "\n";
 
        // the master document
        if (!master.empty()) {
                os << "\\master " << master << '\n';
        }
-       
+
        // removed modules
        if (!removed_modules_.empty()) {
                os << "\\begin_removed_modules" << '\n';
                list<string>::const_iterator it = removed_modules_.begin();
                list<string>::const_iterator en = removed_modules_.end();
-               for (; it != en; it++)
+               for (; it != en; ++it)
                        os << *it << '\n';
                os << "\\end_removed_modules" << '\n';
        }
@@ -916,7 +972,7 @@ void BufferParams::writeFile(ostream & os) const
                os << "\\begin_modules" << '\n';
                LayoutModuleList::const_iterator it = layout_modules_.begin();
                LayoutModuleList::const_iterator en = layout_modules_.end();
-               for (; it != en; it++)
+               for (; it != en; ++it)
                        os << *it << '\n';
                os << "\\end_modules" << '\n';
        }
@@ -926,7 +982,7 @@ void BufferParams::writeFile(ostream & os) const
                os << "\\begin_includeonly" << '\n';
                list<string>::const_iterator it = included_children_.begin();
                list<string>::const_iterator en = included_children_.end();
-               for (; it != en; it++)
+               for (; it != en; ++it)
                        os << *it << '\n';
                os << "\\end_includeonly" << '\n';
        }
@@ -935,7 +991,7 @@ void BufferParams::writeFile(ostream & os) const
 
        // local layout information
        if (!local_layout.empty()) {
-               // remove '\n' from the end 
+               // remove '\n' from the end
                string const tmplocal = rtrim(local_layout, "\n");
                os << "\\begin_local_layout\n"
                   << tmplocal
@@ -945,11 +1001,13 @@ void BufferParams::writeFile(ostream & os) const
        // then the text parameters
        if (language != ignore_language)
                os << "\\language " << language->lang() << '\n';
-       os << "\\inputencoding " << inputenc
+       os << "\\language_package " << lang_package
+          << "\n\\inputencoding " << inputenc
           << "\n\\fontencoding " << fontenc
           << "\n\\font_roman " << fonts_roman
           << "\n\\font_sans " << fonts_sans
           << "\n\\font_typewriter " << fonts_typewriter
+          << "\n\\font_math " << fonts_math
           << "\n\\font_default_family " << fonts_default_family
           << "\n\\use_non_tex_fonts " << convert<string>(useNonTeXFonts)
           << "\n\\font_sc " << convert<string>(fonts_expert_sc)
@@ -960,7 +1018,7 @@ void BufferParams::writeFile(ostream & os) const
        if (!fonts_cjk.empty()) {
                os << "\\font_cjk " << fonts_cjk << '\n';
        }
-       os << "\n\\graphics " << graphics_driver << '\n';
+       os << "\\graphics " << graphics_driver << '\n';
        os << "\\default_output_format " << default_output_format << '\n';
        os << "\\output_sync " << output_sync << '\n';
        if (!output_sync_macro.empty())
@@ -977,17 +1035,35 @@ void BufferParams::writeFile(ostream & os) const
        pdfoptions().writeFile(os);
 
        os << "\\papersize " << string_papersize[papersize]
-          << "\n\\use_geometry " << convert<string>(use_geometry)
-          << "\n\\use_amsmath " << use_amsmath
-          << "\n\\use_esint " << use_esint
-          << "\n\\use_mhchem " << use_mhchem
-          << "\n\\use_mathdots " << use_mathdots
-          << "\n\\cite_engine " << citeenginetranslator().find(cite_engine_)
+          << "\n\\use_geometry " << convert<string>(use_geometry);
+       map<string, string> const & packages = auto_packages();
+       for (map<string, string>::const_iterator it = packages.begin();
+            it != packages.end(); ++it)
+               os << "\n\\use_package " << it->first << ' '
+                  << use_package(it->first);
+
+       os << "\n\\cite_engine ";
+
+       if (!cite_engine_.empty()) {
+               LayoutModuleList::const_iterator be = cite_engine_.begin();
+               LayoutModuleList::const_iterator en = cite_engine_.end();
+               for (LayoutModuleList::const_iterator it = be; it != en; ++it) {
+                       if (it != be)
+                               os << ',';
+                       os << *it;
+               }
+       } else {
+               os << "basic";
+       }
+
+       os << "\n\\cite_engine_type " << citeenginetypetranslator().find(cite_engine_type_)
+          << "\n\\biblio_style " << biblio_style
           << "\n\\use_bibtopic " << convert<string>(use_bibtopic)
           << "\n\\use_indices " << convert<string>(use_indices)
           << "\n\\paperorientation " << string_orientation[orientation]
           << "\n\\suppress_date " << convert<string>(suppress_date)
-                << "\n\\use_refstyle " << use_refstyle
+          << "\n\\justification " << convert<string>(justification)
+          << "\n\\use_refstyle " << use_refstyle
           << '\n';
        if (isbackgroundcolor == true)
                os << "\\backgroundcolor " << lyx::X11hexname(backgroundcolor) << '\n';
@@ -1047,7 +1123,7 @@ void BufferParams::writeFile(ostream & os) const
                os << "\\footskip "
                   << VSpace(footskip).asLyXCommand() << '\n';
        if (!columnsep.empty())
-               os << "\\columnsep " 
+               os << "\\columnsep "
                         << VSpace(columnsep).asLyXCommand() << '\n';
        os << "\\secnumdepth " << secnumdepth
           << "\n\\tocdepth " << tocdepth
@@ -1083,10 +1159,11 @@ void BufferParams::writeFile(ostream & os) const
        }
 
        os << "\\tracking_changes " << convert<string>(trackChanges) << '\n'
-                << "\\output_changes " << convert<string>(outputChanges) << '\n'
-                << "\\html_math_output " << html_math_output << '\n'
-                << "\\html_be_strict " << convert<string>(html_be_strict) << '\n';
-       
+          << "\\output_changes " << convert<string>(outputChanges) << '\n'
+          << "\\html_math_output " << html_math_output << '\n'
+          << "\\html_css_as_file " << html_css_as_file << '\n'
+          << "\\html_be_strict " << convert<string>(html_be_strict) << '\n';
+
        if (html_math_img_scale != 1.0)
                os << "\\html_math_img_scale " << convert<string>(html_math_img_scale) << '\n';
        if (!html_latex_start.empty())
@@ -1102,6 +1179,9 @@ void BufferParams::validate(LaTeXFeatures & features) const
 {
        features.require(documentClass().requires());
 
+       if (columns > 1 && language->rightToLeft())
+               features.require("rtloutputdblcol");
+
        if (outputChanges) {
                bool dvipost    = LaTeXFeatures::isAvailable("dvipost");
                bool xcolorulem = LaTeXFeatures::isAvailable("ulem") &&
@@ -1109,6 +1189,7 @@ void BufferParams::validate(LaTeXFeatures & features) const
 
                switch (features.runparams().flavor) {
                case OutputParams::LATEX:
+               case OutputParams::DVILUATEX:
                        if (dvipost) {
                                features.require("ct-dvipost");
                                features.require("dvipost");
@@ -1128,7 +1209,7 @@ void BufferParams::validate(LaTeXFeatures & features) const
                                features.require("ulem");
                                features.require("xcolor");
                                // improves color handling in PDF output
-                               features.require("pdfcolmk"); 
+                               features.require("pdfcolmk");
                        } else {
                                features.require("ct-none");
                        }
@@ -1142,16 +1223,16 @@ void BufferParams::validate(LaTeXFeatures & features) const
        if (float_placement.find('H') != string::npos)
                features.require("float");
 
-       // AMS Style is at document level
-       if (use_amsmath == package_on
-           || documentClass().provides("amsmath"))
-               features.require("amsmath");
-       if (use_esint == package_on)
-               features.require("esint");
-       if (use_mhchem == package_on)
-               features.require("mhchem");
-       if (use_mathdots == package_on)
-               features.require("mathdots");
+       for (PackageMap::const_iterator it = use_packages.begin();
+            it != use_packages.end(); ++it) {
+               if (it->first == "amsmath") {
+                       // AMS Style is at document level
+                       if (it->second == package_on ||
+                           features.isProvided("amsmath"))
+                               features.require(it->first);
+               } else if (it->second == package_on)
+                       features.require(it->first);
+       }
 
        // Document-level line spacing
        if (spacing().getSpace() != Spacing::Single && !spacing().isDefault())
@@ -1160,7 +1241,7 @@ void BufferParams::validate(LaTeXFeatures & features) const
        // the bullet shapes are buffer level not paragraph level
        // so they are tested here
        for (int i = 0; i < 4; ++i) {
-               if (user_defined_bullet(i) == ITEMIZE_DEFAULTS[i]) 
+               if (user_defined_bullet(i) == ITEMIZE_DEFAULTS[i])
                        continue;
                int const font = user_defined_bullet(i).getFont();
                if (font == 0) {
@@ -1188,19 +1269,32 @@ void BufferParams::validate(LaTeXFeatures & features) const
                        features.require("color");
        }
 
-       if (features.runparams().flavor == OutputParams::XETEX)
+       // some languages are only available via polyglossia
+       if (features.runparams().flavor == OutputParams::XETEX
+           && (features.hasPolyglossiaExclusiveLanguages()
+               || useNonTeXFonts))
                features.require("polyglossia");
 
-       if (language->lang() == "vietnamese")
-               features.require("vietnamese");
-       else if (language->lang() == "japanese")
-               features.require("japanese");
+       if (useNonTeXFonts && fonts_math != "auto")
+               features.require("unicode-math");
+
+       if (!language->requires().empty())
+               features.require(language->requires());
 }
 
 
-bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
-                             TexRow & texrow, FileName const & filepath) const
+bool BufferParams::writeLaTeX(otexstream & os, LaTeXFeatures & features,
+                             FileName const & filepath) const
 {
+       // http://www.tug.org/texmf-dist/doc/latex/base/fixltx2e.pdf
+       // !! To use the Fix-cm package, load it before \documentclass, and use the command
+       // \RequirePackage to do so, rather than the normal \usepackage
+       // Do not try to load any other package before the document class, unless you
+       // have a thorough understanding of the LATEX internals and know exactly what you
+       // are doing!
+       if (features.mustProvide("fix-cm"))
+               os << "\\RequirePackage{fix-cm}\n";
+
        os << "\\documentclass";
 
        DocumentClass const & tclass = documentClass();
@@ -1305,17 +1399,18 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                features.useLanguage(default_language);
 
        ostringstream language_options;
-       bool const use_babel = features.useBabel() && !tclass.provides("babel");
+       bool const use_babel = features.useBabel() && !features.isProvided("babel");
        bool const use_polyglossia = features.usePolyglossia();
        bool const global = lyxrc.language_global_options;
        if (use_babel || (use_polyglossia && global)) {
-               language_options << features.getLanguages();
+               language_options << features.getBabelLanguages();
                if (!language->babel().empty()) {
                        if (!language_options.str().empty())
                                language_options << ',';
                        language_options << language->babel();
                }
-               if (global && !features.needBabelLangOptions())
+               if (global && !features.needBabelLangOptions()
+                   && !language_options.str().empty())
                        clsoptions << language_options.str() << ',';
        }
 
@@ -1336,27 +1431,25 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        }
 
        os << '{' << from_ascii(tclass.latexname()) << "}\n";
-       texrow.newline();
        // end of \documentclass defs
 
-       // Fontspec must also be loaded if XeTeX is used with tex fonts
-       // (in order to prevent later loading which overrides the tex
-       // fonts)
-       if (features.runparams().flavor == OutputParams::XETEX
-           || useNonTeXFonts) {
+       // if we use fontspec, we have to load the AMS packages here
+       string const ams = features.loadAMSPackages();
+       if (useNonTeXFonts && !ams.empty())
+               os << from_ascii(ams);
+
+       if (useNonTeXFonts) {
                os << "\\usepackage{fontspec}\n";
-               texrow.newline();
+               if (features.mustProvide("unicode-math")
+                   && features.isAvailable("unicode-math"))
+                       os << "\\usepackage{unicode-math}\n";
        }
 
        // font selection must be done before loading fontenc.sty
-       string const fonts =
-               loadFonts(fonts_roman, fonts_sans,
-                         fonts_typewriter, fonts_expert_sc, fonts_old_figures,
-                         fonts_sans_scale, fonts_typewriter_scale, useNonTeXFonts);
-       if (!fonts.empty()) {
-               os << from_ascii(fonts);
-               texrow.newline();
-       }
+       string const fonts = loadFonts(features);
+       if (!fonts.empty())
+               os << from_utf8(fonts);
+
        if (fonts_default_family != "default")
                os << "\\renewcommand{\\familydefault}{\\"
                   << from_ascii(fonts_default_family) << "}\n";
@@ -1366,24 +1459,34 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        // LFE encoding
        // XeTeX and LuaTeX (with OS fonts) work without fontenc
        if (font_encoding() != "default" && language->lang() != "japanese"
-           && !useNonTeXFonts && !tclass.provides("fontenc")) {
+           && !useNonTeXFonts && !features.isProvided("fontenc")) {
+               docstring extra_encoding;
+               if (features.mustProvide("textgreek"))
+                       extra_encoding += from_ascii("LGR");
+               if (features.mustProvide("textcyr")) {
+                       if (!extra_encoding.empty())
+                               extra_encoding.push_back(',');
+                       extra_encoding += from_ascii("T2A");
+               }
+               if (!extra_encoding.empty() && !font_encoding().empty())
+                       extra_encoding.push_back(',');
                size_t fars = language_options.str().find("farsi");
                size_t arab = language_options.str().find("arabic");
                if (language->lang() == "arabic_arabi"
                        || language->lang() == "farsi" || fars != string::npos
                        || arab != string::npos) {
-                       os << "\\usepackage[" << from_ascii(font_encoding())
+                       os << "\\usepackage[" << extra_encoding
+                          << from_ascii(font_encoding())
                           << ",LFE,LAE]{fontenc}\n";
-                       texrow.newline();
                } else {
-                       os << "\\usepackage[" << from_ascii(font_encoding())
+                       os << "\\usepackage[" << extra_encoding
+                          << from_ascii(font_encoding())
                           << "]{fontenc}\n";
-                       texrow.newline();
                }
        }
 
        // handle inputenc etc.
-       writeEncodingPreamble(os, features, texrow);
+       writeEncodingPreamble(os, features);
 
        // includeonly
        if (!features.runparams().includeall && !included_children_.empty()) {
@@ -1398,7 +1501,7 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                        mangledFileName();
                        if (!features.runparams().nice)
                                incfile = mangled;
-                       // \includeonly doesn't want an extension 
+                       // \includeonly doesn't want an extension
                        incfile = changeExtension(incfile, string());
                        incfile = support::latex_path(incfile);
                        if (!incfile.empty()) {
@@ -1411,28 +1514,22 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                os << "}\n";
        }
 
-       if (!listings_params.empty() || features.isRequired("listings")) {
+       if (!listings_params.empty() || features.isRequired("listings"))
                os << "\\usepackage{listings}\n";
-               texrow.newline();
-       }
+
        if (!listings_params.empty()) {
                os << "\\lstset{";
-               // do not test validity because listings_params is 
+               // do not test validity because listings_params is
                // supposed to be valid
                string par =
                        InsetListingsParams(listings_params).separatedParams(true);
                // we can't support all packages, but we should load the color package
                if (par.find("\\color", 0) != string::npos)
                        features.require("color");
-               os << from_utf8(par);
-               // count the number of newlines
-               for (size_t i = 0; i < par.size(); ++i)
-                       if (par[i] == '\n')
-                               texrow.newline();
-               os << "}\n";
-               texrow.newline();
+               os << from_utf8(par)
+                  << "}\n";
        }
-       if (!tclass.provides("geometry")
+       if (!features.isProvided("geometry")
            && (use_geometry || nonstandard_papersize)) {
                odocstringstream ods;
                if (!getGraphicsDriver("geometry").empty())
@@ -1541,65 +1638,14 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                case PAPER_JISB6:
                        ods << ",b6j";
                        break;
-               default:
-                       // default papersize ie PAPER_DEFAULT
-                       switch (lyxrc.default_papersize) {
-                       case PAPER_DEFAULT: // keep compiler happy
-                       case PAPER_USLETTER:
-                               ods << ",letterpaper";
-                               break;
-                       case PAPER_USLEGAL:
-                               ods << ",legalpaper";
-                               break;
-                       case PAPER_USEXECUTIVE:
-                               ods << ",executivepaper";
-                               break;
-                       case PAPER_A3:
-                               ods << ",a3paper";
-                               break;
-                       case PAPER_A4:
-                               ods << ",a4paper";
-                               break;
-                       case PAPER_A5:
-                               ods << ",a5paper";
-                               break;
-                       case PAPER_B5:
-                               ods << ",b5paper";
-                               break;
-                       case PAPER_A0:
-                       case PAPER_A1:
-                       case PAPER_A2:
-                       case PAPER_A6:
-                       case PAPER_B0:
-                       case PAPER_B1:
-                       case PAPER_B2:
-                       case PAPER_B3:
-                       case PAPER_B4:
-                       case PAPER_B6:
-                       case PAPER_C0:
-                       case PAPER_C1:
-                       case PAPER_C2:
-                       case PAPER_C3:
-                       case PAPER_C4:
-                       case PAPER_C5:
-                       case PAPER_C6:
-                       case PAPER_JISB0:
-                       case PAPER_JISB1:
-                       case PAPER_JISB2:
-                       case PAPER_JISB3:
-                       case PAPER_JISB4:
-                       case PAPER_JISB5:
-                       case PAPER_JISB6:
-                       case PAPER_CUSTOM:
-                               break;
-                       }
+               case PAPER_DEFAULT:
+                       break;
                }
                docstring const g_options = trim(ods.str(), ",");
                os << "\\usepackage";
                if (!g_options.empty())
                        os << '[' << g_options << ']';
                os << "{geometry}\n";
-               texrow.newline();
                // output this only if use_geometry is true
                if (use_geometry) {
                        os << "\\geometry{verbose";
@@ -1620,28 +1666,23 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                        if (!columnsep.empty())
                                os << ",columnsep=" << from_ascii(Length(columnsep).asLatexString());
                        os << "}\n";
-                       texrow.newline();
                }
        } else if (orientation == ORIENTATION_LANDSCAPE
                   || papersize != PAPER_DEFAULT) {
                features.require("papersize");
        }
 
-       if (tokenPos(tclass.opt_pagestyle(),
-                    '|', pagestyle) >= 0) {
-               if (pagestyle == "fancy") {
+       if (tokenPos(tclass.opt_pagestyle(), '|', pagestyle) >= 0) {
+               if (pagestyle == "fancy")
                        os << "\\usepackage{fancyhdr}\n";
-                       texrow.newline();
-               }
                os << "\\pagestyle{" << from_ascii(pagestyle) << "}\n";
-               texrow.newline();
        }
 
        // only output when the background color is not default
        if (isbackgroundcolor == true) {
                // only require color here, the background color will be defined
                // in LaTeXFeatures.cpp to avoid interferences with the LaTeX
-               // package pdfpages 
+               // package pdfpages
                features.require("color");
                features.require("pagecolor");
        }
@@ -1650,7 +1691,7 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        if (isfontcolor == true) {
                // only require color here, the font color will be defined
                // in LaTeXFeatures.cpp to avoid interferences with the LaTeX
-               // package pdfpages 
+               // package pdfpages
                features.require("color");
                features.require("fontcolor");
        }
@@ -1661,13 +1702,11 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                        os << "\\setcounter{secnumdepth}{"
                           << secnumdepth
                           << "}\n";
-                       texrow.newline();
                }
                if (tocdepth != tclass.tocdepth()) {
                        os << "\\setcounter{tocdepth}{"
                           << tocdepth
                           << "}\n";
-                       texrow.newline();
                }
        }
 
@@ -1692,22 +1731,20 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                        os << "\\setlength{\\parskip}{\\medskipamount}\n";
                        break;
                }
-               texrow.newline();
                os << "\\setlength{\\parindent}{0pt}\n";
-               texrow.newline();
        } else {
                // when separation by indentation
                // only output something when a width is given
                if (getIndentation().asLyXCommand() != "default") {
                        os << "\\setlength{\\parindent}{"
-                               << from_utf8(getIndentation().asLatexCommand())
+                          << from_utf8(getIndentation().asLatexCommand())
                           << "}\n";
-                       texrow.newline();
                }
        }
 
        // Now insert the LyX specific LaTeX commands...
        docstring lyxpreamble;
+       features.resolveAlternatives();
 
        if (output_sync) {
                if (!output_sync_macro.empty())
@@ -1725,11 +1762,13 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        // we decided therefore to load color always before babel, see
        // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg144349.html
        lyxpreamble += from_ascii(features.getColorOptions());
-       
-       // If we use hyperref, jurabib, japanese, or vietnamese, we have to call babel before them.
+
+       // If we use hyperref, jurabib, japanese, varioref or vietnamese,
+       // we have to call babel before
        if (use_babel
            && (features.isRequired("jurabib")
                || features.isRequired("hyperref")
+               || features.isRequired("varioref")
                || features.isRequired("vietnamese")
                || features.isRequired("japanese"))) {
                        // FIXME UNICODE
@@ -1747,16 +1786,27 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                IndicesList::const_iterator iit = indiceslist().begin();
                IndicesList::const_iterator iend = indiceslist().end();
                for (; iit != iend; ++iit) {
+                       pair<docstring, docstring> indexname_latex =
+                               features.runparams().encoding->latexString(iit->index(),
+                                                                          features.runparams().dryrun);
+                       if (!indexname_latex.second.empty()) {
+                               // issue a warning about omitted characters
+                               // FIXME: should be passed to the error dialog
+                               frontend::Alert::warning(_("Uncodable characters"),
+                                       bformat(_("The following characters that are used in an index name are not\n"
+                                                 "representable in the current encoding and therefore have been omitted:\n%1$s."),
+                                               indexname_latex.second));
+                       }
                        lyxpreamble += "\\newindex[";
-                       lyxpreamble += iit->index();
+                       lyxpreamble += indexname_latex.first;
                        lyxpreamble += "]{";
-                       lyxpreamble += iit->shortcut();
+                       lyxpreamble += escape(iit->shortcut());
                        lyxpreamble += "}\n";
                }
        }
 
        // Line spacing
-       lyxpreamble += from_utf8(spacing().writePreamble(tclass.provides("SetSpace")));
+       lyxpreamble += from_utf8(spacing().writePreamble(features.isProvided("SetSpace")));
 
        // PDF support.
        // * Hyperref manual: "Make sure it comes last of your loaded
@@ -1768,23 +1818,28 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        //   avoid errors with algorithm floats.
        // use hyperref explicitly if it is required
        if (features.isRequired("hyperref")) {
-               // pass what we have to stream here, since we need 
+               // pass what we have to stream here, since we need
                // to access the stream itself in PDFOptions.
                os << lyxpreamble;
 
-               int lines =
-                       int(count(lyxpreamble.begin(), lyxpreamble.end(), '\n'));
-
                OutputParams tmp_params = features.runparams();
-               lines += pdfoptions().writeLaTeX(tmp_params, os,
-                                       documentClass().provides("hyperref"));
-               texrow.newlines(lines);
+               pdfoptions().writeLaTeX(tmp_params, os,
+                                       features.isProvided("hyperref"));
                // set back for the rest
                lyxpreamble.clear();
+               // correctly break URLs with hyperref and dvi output
+               if (features.runparams().flavor == OutputParams::LATEX
+                   && features.isAvailable("breakurl"))
+                       lyxpreamble += "\\usepackage{breakurl}\n";
        } else if (features.isRequired("nameref"))
                // hyperref loads this automatically
                lyxpreamble += "\\usepackage{nameref}\n";
 
+       // bibtopic needs to be loaded after hyperref.
+       // the dot provides the aux file naming which LyX can detect.
+       if (features.mustProvide("bibtopic"))
+               lyxpreamble += "\\usepackage[dot]{bibtopic}\n";
+
        // Will be surrounded by \makeatletter and \makeatother when not empty
        docstring atlyxpreamble;
 
@@ -1872,9 +1927,10 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                        + atlyxpreamble + "\\makeatother\n\n";
 
        // We try to load babel late, in case it interferes with other packages.
-       // Jurabib and Hyperref have to be called after babel, though.
+       // Jurabib, hyperref and varioref have to be called after babel, though.
        if (use_babel && !features.isRequired("jurabib")
            && !features.isRequired("hyperref")
+               && !features.isRequired("varioref")
            && !features.isRequired("vietnamese")
            && !features.isRequired("japanese")) {
                // FIXME UNICODE
@@ -1884,46 +1940,48 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                lyxpreamble += from_utf8(features.getBabelPostsettings());
        }
 
-       // FIXME Polyglossia?
-       docstring const i18npreamble = features.getTClassI18nPreamble(use_babel);
-       if (!i18npreamble.empty())
-               lyxpreamble += i18npreamble + '\n';
-
-       int const nlines =
-               int(count(lyxpreamble.begin(), lyxpreamble.end(), '\n'));
-       texrow.newlines(nlines);
-
-       os << lyxpreamble;
-
        // xunicode needs to be loaded at least after amsmath, amssymb,
        // esint and the other packages that provide special glyphs
-       if (features.runparams().flavor == OutputParams::XETEX) {
-               os << "\\usepackage{xunicode}\n";
-               texrow.newline();
-       }
+       if (features.runparams().flavor == OutputParams::XETEX)
+               lyxpreamble += "\\usepackage{xunicode}\n";
+
        // Polyglossia must be loaded last
        if (use_polyglossia) {
                // call the package
-               os << "\\usepackage{polyglossia}\n";
-               texrow.newline();
+               lyxpreamble += "\\usepackage{polyglossia}\n";
                // set the main language
-               os << "\\setdefaultlanguage";
+               lyxpreamble += "\\setdefaultlanguage";
                if (!language->polyglossiaOpts().empty())
-                       os << "[" << from_ascii(language->polyglossiaOpts()) << "]";
-               os << "{" + from_ascii(language->polyglossia()) + "}\n";
-               texrow.newline();
+                       lyxpreamble += "[" + from_ascii(language->polyglossiaOpts()) + "]";
+               lyxpreamble += "{" + from_ascii(language->polyglossia()) + "}\n";
                // now setup the other languages
-               std::map<std::string, std::string> const polylangs = 
+               std::map<std::string, std::string> const polylangs =
                        features.getPolyglossiaLanguages();
                for (std::map<std::string, std::string>::const_iterator mit = polylangs.begin();
                     mit != polylangs.end() ; ++mit) {
-                       os << "\\setotherlanguage";
+                       lyxpreamble += "\\setotherlanguage";
                        if (!mit->second.empty())
-                               os << "[" << from_ascii(mit->second) << "]";
-                       os << "{" << from_ascii(mit->first) << "}\n";
-                       texrow.newline();
+                               lyxpreamble += "[" + from_ascii(mit->second) + "]";
+                       lyxpreamble += "{" + from_ascii(mit->first) + "}\n";
                }
        }
+
+       // Load custom language package here
+       if (features.langPackage() == LaTeXFeatures::LANG_PACK_CUSTOM) {
+               if (lang_package == "default")
+                       lyxpreamble += from_utf8(lyxrc.language_custom_package);
+               else
+                       lyxpreamble += from_utf8(lang_package);
+               lyxpreamble += '\n';
+       }
+
+       docstring const i18npreamble =
+               features.getTClassI18nPreamble(use_babel, use_polyglossia);
+       if (!i18npreamble.empty())
+               lyxpreamble += i18npreamble + '\n';
+
+       os << lyxpreamble;
+
        return use_babel;
 }
 
@@ -1959,20 +2017,20 @@ bool BufferParams::hasClassDefaults() const
 
 DocumentClass const & BufferParams::documentClass() const
 {
-       return *doc_class_;
+       return *doc_class_.get();
 }
 
 
-DocumentClass const * BufferParams::documentClassPtr() const
+DocumentClassConstPtr BufferParams::documentClassPtr() const
 {
        return doc_class_;
 }
 
 
-void BufferParams::setDocumentClass(DocumentClass const * const tc)
+void BufferParams::setDocumentClass(DocumentClassConstPtr tc)
 {
        // evil, but this function is evil
-       doc_class_ = const_cast<DocumentClass *>(tc);
+       doc_class_ = const_pointer_cast<DocumentClass>(tc);
 }
 
 
@@ -1981,7 +2039,7 @@ bool BufferParams::setBaseClass(string const & classname)
        LYXERR(Debug::TCLASS, "setBaseClass: " << classname);
        LayoutFileList & bcl = LayoutFileList::get();
        if (!bcl.haveClass(classname)) {
-               docstring s = 
+               docstring s =
                        bformat(_("The layout file:\n"
                                "%1$s\n"
                                "could not be found. A default textclass with default\n"
@@ -1994,7 +2052,7 @@ bool BufferParams::setBaseClass(string const & classname)
 
        bool const success = bcl[classname].load();
        if (!success) {
-               docstring s = 
+               docstring s =
                        bformat(_("Due to some error in it, the layout file:\n"
                                "%1$s\n"
                                "could not be loaded. A default textclass with default\n"
@@ -2015,7 +2073,7 @@ LayoutFile const * BufferParams::baseClass() const
 {
        if (LayoutFileList::get().haveClass(pimpl_->baseClass_))
                return &(LayoutFileList::get()[pimpl_->baseClass_]);
-       else 
+       else
                return 0;
 }
 
@@ -2031,10 +2089,23 @@ void BufferParams::makeDocumentClass()
        if (!baseClass())
                return;
 
-       doc_class_ = &(DocumentClassBundle::get().makeDocumentClass(*baseClass(), layout_modules_));
+       LayoutModuleList mods;
+       LayoutModuleList::iterator it = layout_modules_.begin();
+       LayoutModuleList::iterator en = layout_modules_.end();
+       for (; it != en; ++it)
+               mods.push_back(*it);
+
+       it = cite_engine_.begin();
+       en = cite_engine_.end();
+       for (; it != en; ++it)
+               mods.push_back(*it);
+
+       doc_class_ = getDocumentClass(*baseClass(), mods);
 
        if (!local_layout.empty()) {
-               if (!doc_class_->read(local_layout, TextClass::MODULE)) {
+               TextClass::ReturnValues success =
+                       doc_class_->read(local_layout, TextClass::MODULE);
+               if (success != TextClass::OK && success != TextClass::OK_OLDFORMAT) {
                        docstring const msg = _("Error reading internal layout information");
                        frontend::Alert::warning(_("Read Error"), msg);
                }
@@ -2042,24 +2113,188 @@ void BufferParams::makeDocumentClass()
 }
 
 
-bool BufferParams::moduleCanBeAdded(string const & modName) const
+bool BufferParams::layoutModuleCanBeAdded(string const & modName) const
 {
        return layout_modules_.moduleCanBeAdded(modName, baseClass());
 }
 
 
+bool BufferParams::citationModuleCanBeAdded(string const & modName) const
+{
+       return cite_engine_.moduleCanBeAdded(modName, baseClass());
+}
+
+
 bool BufferParams::addLayoutModule(string const & modName)
 {
        LayoutModuleList::const_iterator it = layout_modules_.begin();
        LayoutModuleList::const_iterator end = layout_modules_.end();
-       for (; it != end; it++)
-               if (*it == modName) 
+       for (; it != end; ++it)
+               if (*it == modName)
                        return false;
        layout_modules_.push_back(modName);
        return true;
 }
 
 
+string BufferParams::bufferFormat() const
+{
+       string format = documentClass().outputFormat();
+       if (format == "latex") {
+               if (useNonTeXFonts)
+                       return "xetex";
+               if (encoding().package() == Encoding::japanese)
+                       return "platex";
+       }
+       return format;
+}
+
+
+bool BufferParams::isExportable(string const & format) const
+{
+       vector<string> backs = backends();
+       for (vector<string>::const_iterator it = backs.begin();
+            it != backs.end(); ++it)
+               if (theConverters().isReachable(*it, format))
+                       return true;
+       return false;
+}
+
+
+vector<Format const *> BufferParams::exportableFormats(bool only_viewable) const
+{
+       vector<string> const backs = backends();
+       set<string> excludes;
+       if (useNonTeXFonts) {
+               excludes.insert("latex");
+               excludes.insert("pdflatex");
+       }
+       vector<Format const *> result =
+               theConverters().getReachable(backs[0], only_viewable, true, excludes);
+       for (vector<string>::const_iterator it = backs.begin() + 1;
+            it != backs.end(); ++it) {
+               vector<Format const *>  r =
+                       theConverters().getReachable(*it, only_viewable, false, excludes);
+               result.insert(result.end(), r.begin(), r.end());
+       }
+       return result;
+}
+
+
+bool BufferParams::isExportableFormat(string const & format) const
+{
+       typedef vector<Format const *> Formats;
+       Formats formats;
+       formats = exportableFormats(true);
+       Formats::const_iterator fit = formats.begin();
+       Formats::const_iterator end = formats.end();
+       for (; fit != end ; ++fit) {
+               if ((*fit)->name() == format)
+                       return true;
+       }
+       return false;
+}
+
+
+vector<string> BufferParams::backends() const
+{
+       vector<string> v;
+       string const buffmt = bufferFormat();
+
+       // FIXME: Don't hardcode format names here, but use a flag
+       if (buffmt == "latex") {
+               if (!useNonTeXFonts) {
+                       v.push_back("pdflatex");
+                       v.push_back("latex");
+               }
+               v.push_back("luatex");
+               v.push_back("dviluatex");
+               v.push_back("xetex");
+       } else if (buffmt == "xetex") {
+               v.push_back("xetex");
+               // FIXME: need to test all languages (bug 8205)
+               if (!language || !language->isPolyglossiaExclusive()) {
+                       v.push_back("luatex");
+                       v.push_back("dviluatex");
+               }
+       } else
+               v.push_back(buffmt);
+
+       v.push_back("xhtml");
+       v.push_back("text");
+       v.push_back("lyx");
+       return v;
+}
+
+
+OutputParams::FLAVOR BufferParams::getOutputFlavor(string const format) const
+{
+       string const dformat = (format.empty() || format == "default") ?
+               getDefaultOutputFormat() : format;
+       DefaultFlavorCache::const_iterator it =
+               default_flavors_.find(dformat);
+
+       if (it != default_flavors_.end())
+               return it->second;
+
+       OutputParams::FLAVOR result = OutputParams::LATEX;
+
+       // FIXME It'd be better not to hardcode this, but to do
+       //       something with formats.
+       if (dformat == "xhtml")
+               result = OutputParams::HTML;
+       else if (dformat == "text")
+               result = OutputParams::TEXT;
+       else if (dformat == "lyx")
+               result = OutputParams::LYX;
+       else if (dformat == "pdflatex")
+               result = OutputParams::PDFLATEX;
+       else if (dformat == "xetex")
+               result = OutputParams::XETEX;
+       else if (dformat == "luatex")
+               result = OutputParams::LUATEX;
+       else if (dformat == "dviluatex")
+               result = OutputParams::DVILUATEX;
+       else {
+               // Try to determine flavor of default output format
+               vector<string> backs = backends();
+               if (find(backs.begin(), backs.end(), dformat) == backs.end()) {
+                       // Get shortest path to format
+                       Graph::EdgePath path;
+                       for (vector<string>::const_iterator it = backs.begin();
+                           it != backs.end(); ++it) {
+                               Graph::EdgePath p = theConverters().getPath(*it, dformat);
+                               if (!p.empty() && (path.empty() || p.size() < path.size())) {
+                                       path = p;
+                               }
+                       }
+                       if (!path.empty())
+                               result = theConverters().getFlavor(path);
+               }
+       }
+       // cache this flavor
+       default_flavors_[dformat] = result;
+       return result;
+}
+
+
+string BufferParams::getDefaultOutputFormat() const
+{
+       if (!default_output_format.empty()
+           && default_output_format != "default")
+               return default_output_format;
+       if (isDocBook()
+           || useNonTeXFonts
+           || encoding().package() == Encoding::japanese) {
+               vector<Format const *> const formats = exportableFormats(true);
+               if (formats.empty())
+                       return string();
+               // return the first we find
+               return formats.front()->name();
+       }
+       return lyxrc.default_view_format;
+}
+
 Font const BufferParams::getFont() const
 {
        FontInfo f = documentClass().defaultfont();
@@ -2073,6 +2308,30 @@ Font const BufferParams::getFont() const
 }
 
 
+InsetQuotes::QuoteLanguage BufferParams::getQuoteStyle(string const qs) const
+{
+       return quoteslangtranslator().find(qs);
+}
+
+
+bool BufferParams::isLatex() const
+{
+       return documentClass().outputType() == LATEX;
+}
+
+
+bool BufferParams::isLiterate() const
+{
+       return documentClass().outputType() == LITERATE;
+}
+
+
+bool BufferParams::isDocBook() const
+{
+       return documentClass().outputType() == DOCBOOK;
+}
+
+
 void BufferParams::readPreamble(Lexer & lex)
 {
        if (lex.getString() != "\\begin_preamble")
@@ -2093,6 +2352,18 @@ void BufferParams::readLocalLayout(Lexer & lex)
 }
 
 
+bool BufferParams::setLanguage(string const & lang)
+{
+       Language const *new_language = languages.getLanguage(lang);
+       if (!new_language) {
+               // Language lang was not found
+               return false;
+       }
+       language = new_language;
+       return true;
+}
+
+
 void BufferParams::readLanguage(Lexer & lex)
 {
        if (!lex.next()) return;
@@ -2100,8 +2371,7 @@ void BufferParams::readLanguage(Lexer & lex)
        string const tmptok = lex.getString();
 
        // check if tmptok is part of tex_babel in tex-defs.h
-       language = languages.getLanguage(tmptok);
-       if (!language) {
+       if (!setLanguage(tmptok)) {
                // Language tmptok was not found
                language = default_language;
                lyxerr << "Warning: Setting language `"
@@ -2113,7 +2383,7 @@ void BufferParams::readLanguage(Lexer & lex)
 
 void BufferParams::readGraphicsDriver(Lexer & lex)
 {
-       if (!lex.next()) 
+       if (!lex.next())
                return;
 
        string const tmptok = lex.getString();
@@ -2139,7 +2409,7 @@ void BufferParams::readGraphicsDriver(Lexer & lex)
 
 void BufferParams::readBullets(Lexer & lex)
 {
-       if (!lex.next()) 
+       if (!lex.next())
                return;
 
        int const index = lex.getInteger();
@@ -2159,7 +2429,7 @@ void BufferParams::readBullets(Lexer & lex)
 void BufferParams::readBulletsLaTeX(Lexer & lex)
 {
        // The bullet class should be able to read this.
-       if (!lex.next()) 
+       if (!lex.next())
                return;
        int const index = lex.getInteger();
        lex.next(true);
@@ -2201,13 +2471,13 @@ void BufferParams::readRemovedModules(Lexer & lex)
                removed_modules_.push_back(mod);
                lex.eatLine();
        }
-       // now we want to remove any removed modules that were previously 
-       // added. normally, that will be because default modules were added in 
-       // setBaseClass(), which gets called when \textclass is read at the 
+       // now we want to remove any removed modules that were previously
+       // added. normally, that will be because default modules were added in
+       // setBaseClass(), which gets called when \textclass is read at the
        // start of the read.
        list<string>::const_iterator rit = removed_modules_.begin();
        list<string>::const_iterator const ren = removed_modules_.end();
-       for (; rit != ren; rit++) {
+       for (; rit != ren; ++rit) {
                LayoutModuleList::iterator const mit = layout_modules_.begin();
                LayoutModuleList::iterator const men = layout_modules_.end();
                LayoutModuleList::iterator found = find(mit, men, *rit);
@@ -2237,11 +2507,7 @@ void BufferParams::readIncludeonly(Lexer & lex)
 
 string BufferParams::paperSizeName(PapersizePurpose purpose) const
 {
-       char real_papersize = papersize;
-       if (real_papersize == PAPER_DEFAULT)
-               real_papersize = lyxrc.default_papersize;
-
-       switch (real_papersize) {
+       switch (papersize) {
        case PAPER_DEFAULT:
                // could be anything, so don't guess
                return string();
@@ -2387,6 +2653,14 @@ string const BufferParams::dvips_options() const
 {
        string result;
 
+       // If the class loads the geometry package, we do not know which
+       // paper size is used, since we do not set it (bug 7013).
+       // Therefore we must not specify any argument here.
+       // dvips gets the correct paper size via DVI specials in this case
+       // (if the class uses the geometry package correctly).
+       if (documentClass().provides("geometry"))
+               return result;
+
        if (use_geometry
            && papersize == PAPER_CUSTOM
            && !lyxrc.print_paper_dimension_flag.empty()
@@ -2422,8 +2696,6 @@ string const BufferParams::font_encoding() const
 
 string BufferParams::babelCall(string const & lang_opts, bool const langoptions) const
 {
-       if (lyxrc.language_package_selection == LyXRC::LP_CUSTOM)
-               return lyxrc.language_custom_package;
        // suppress the babel call if there is no BabelName defined
        // for the document language in the lib/languages file and if no
        // other languages are used (lang_opts is then empty)
@@ -2456,18 +2728,20 @@ docstring BufferParams::getGraphicsDriver(string const & package) const
 }
 
 
-void BufferParams::writeEncodingPreamble(odocstream & os,
-               LaTeXFeatures & features, TexRow & texrow) const
+void BufferParams::writeEncodingPreamble(otexstream & os,
+                                        LaTeXFeatures & features) const
 {
        // XeTeX does not need this
        if (features.runparams().flavor == OutputParams::XETEX)
                return;
        // LuaTeX neither, but with tex fonts, we need to load
        // the luainputenc package.
-       if (features.runparams().flavor == OutputParams::LUATEX) {
-               if (!useNonTeXFonts) {
+       if (features.runparams().flavor == OutputParams::LUATEX
+               || features.runparams().flavor == OutputParams::DVILUATEX) {
+               if (!useNonTeXFonts && inputenc != "default"
+                   && ((inputenc == "auto" && language->encoding()->package() == Encoding::inputenc)
+                       || (inputenc != "auto" && encoding().package() == Encoding::inputenc))) {
                        os << "\\usepackage[utf8]{luainputenc}\n";
-                       texrow.newline();
                }
                return;
        }
@@ -2485,9 +2759,6 @@ void BufferParams::writeEncodingPreamble(odocstream & os,
                // If the "japanese" package (i.e. pLaTeX) is used,
                // inputenc must be omitted.
                // see http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129680.html
-               if (package == Encoding::japanese)
-                    features.require("japanese");
-
                if ((!encodings.empty() || package == Encoding::inputenc)
                    && !features.isRequired("japanese")) {
                        os << "\\usepackage[";
@@ -2505,7 +2776,6 @@ void BufferParams::writeEncodingPreamble(odocstream & os,
                                os << from_ascii(doc_encoding);
                        }
                        os << "]{inputenc}\n";
-                       texrow.newline();
                }
                if (package == Encoding::CJK || features.mustProvide("CJK")) {
                        if (language->encoding()->name() == "utf8-cjk"
@@ -2513,7 +2783,6 @@ void BufferParams::writeEncodingPreamble(odocstream & os,
                                os << "\\usepackage{CJKutf8}\n";
                        else
                                os << "\\usepackage{CJK}\n";
-                       texrow.newline();
                }
        } else if (inputenc != "default") {
                switch (encoding().package()) {
@@ -2524,9 +2793,8 @@ void BufferParams::writeEncodingPreamble(odocstream & os,
                        // do not load inputenc if japanese is used
                        if (features.isRequired("japanese"))
                                break;
-                       os << "\\usepackage[" << from_ascii(inputenc)
+                       os << "\\usepackage[" << from_ascii(encoding().latexName())
                           << "]{inputenc}\n";
-                       texrow.newline();
                        break;
                case Encoding::CJK:
                        if (encoding().name() == "utf8-cjk"
@@ -2534,18 +2802,9 @@ void BufferParams::writeEncodingPreamble(odocstream & os,
                                os << "\\usepackage{CJKutf8}\n";
                        else
                                os << "\\usepackage{CJK}\n";
-                       texrow.newline();
                        break;
                }
        }
-
-       // The encoding "armscii8" (for Armenian) is only available when
-       // the package "armtex" is loaded.
-       if (language->encoding()->latexName() == "armscii8"
-           || inputenc == "armscii8") {
-               os << "\\usepackage{armtex}\n";
-               texrow.newline();
-       }
 }
 
 
@@ -2560,171 +2819,95 @@ string const BufferParams::parseFontName(string const & name) const
 }
 
 
-string const BufferParams::loadFonts(string const & rm,
-                                    string const & sf, string const & tt,
-                                    bool const & sc, bool const & osf,
-                                    int const & sfscale, int const & ttscale,
-                                    bool const & use_systemfonts) const
+string const BufferParams::loadFonts(LaTeXFeatures & features) const
 {
-       /* The LaTeX font world is in a flux. In the PSNFSS font interface,
-          several packages have been replaced by others, that might not
-          be installed on every system. We have to take care for that
-          (see psnfss.pdf). We try to support all psnfss fonts as well
-          as the fonts that have become de facto standard in the LaTeX
-          world (e.g. Latin Modern). We do not support obsolete fonts
-          (like PSLatex). In general, it should be possible to mix any
-          rm font with any sf or tt font, respectively. (JSpitzm)
-          TODO:
-               -- separate math fonts.
-       */
-
-       if (rm == "default" && sf == "default" && tt == "default")
+       if (fonts_roman == "default" && fonts_sans == "default"
+           && fonts_typewriter == "default"
+           && (fonts_math == "default" || fonts_math == "auto"))
                //nothing to do
                return string();
 
        ostringstream os;
 
-       if (use_systemfonts) {
-               if (rm != "default") {
-                       os << "\\setmainfont[Mapping=tex-text";
-                       if (osf)
+       /* Fontspec (XeTeX, LuaTeX): we provide GUI support for oldstyle
+        * numbers (Numbers=OldStyle) and sf/tt scaling. The Ligatures=TeX/
+        * Mapping=tex-text option assures TeX ligatures (such as "--")
+        * are resolved. Note that tt does not use these ligatures.
+        * TODO:
+        *    -- add more GUI options?
+        *    -- add more fonts (fonts for other scripts)
+        *    -- if there's a way to find out if a font really supports
+        *       OldStyle, enable/disable the widget accordingly.
+       */
+       if (useNonTeXFonts && features.isAvailable("fontspec")) {
+               // "Mapping=tex-text" and "Ligatures=TeX" are equivalent.
+               // However, until v.2 (2010/07/11) fontspec only knew
+               // Mapping=tex-text (for XeTeX only); then "Ligatures=TeX"
+               // was introduced for both XeTeX and LuaTeX (LuaTeX
+               // didn't understand "Mapping=tex-text", while XeTeX
+               // understood both. With most recent versions, both
+               // variants are understood by both engines. However,
+               // we want to provide support for at least TeXLive 2009
+               // (for XeTeX; LuaTeX is only supported as of v.2)
+               string const texmapping =
+                       (features.runparams().flavor == OutputParams::XETEX) ?
+                       "Mapping=tex-text" : "Ligatures=TeX";
+               if (fonts_roman != "default") {
+                       os << "\\setmainfont[" << texmapping;
+                       if (fonts_old_figures)
                                os << ",Numbers=OldStyle";
-                       os << "]{" << parseFontName(rm) << "}\n";
+                       os << "]{" << parseFontName(fonts_roman) << "}\n";
                }
-               if (sf != "default") {
-                       string const sans = parseFontName(sf);
-                       if (sfscale != 100)
-                               os << "\\setsansfont[Scale=" 
-                                  << float(sfscale) / 100 
-                                  << ",Mapping=tex-text]{"
+               if (fonts_sans != "default") {
+                       string const sans = parseFontName(fonts_sans);
+                       if (fonts_sans_scale != 100)
+                               os << "\\setsansfont[Scale="
+                                  << float(fonts_sans_scale) / 100
+                                  << "," << texmapping << "]{"
                                   << sans << "}\n";
                        else
-                               os << "\\setsansfont[Mapping=tex-text]{"
+                               os << "\\setsansfont[" << texmapping << "]{"
                                   << sans << "}\n";
                }
-               if (tt != "default") {
-                       string const mono = parseFontName(tt);
-                       if (ttscale != 100)
-                               os << "\\setmonofont[Scale=" 
-                                  << float(sfscale) / 100 
+               if (fonts_typewriter != "default") {
+                       string const mono = parseFontName(fonts_typewriter);
+                       if (fonts_typewriter_scale != 100)
+                               os << "\\setmonofont[Scale="
+                                  << float(fonts_typewriter_scale) / 100
                                   << "]{"
                                   << mono << "}\n";
                        else
-                               os << "\\setmonofont[Mapping=tex-text]{"
+                               os << "\\setmonofont{"
                                   << mono << "}\n";
                }
                return os.str();
        }
 
+       // Tex Fonts
+       bool const ot1 = (font_encoding() == "default" || font_encoding() == "OT1");
+       bool const dryrun = features.runparams().dryrun;
+       bool const complete = (fonts_sans == "default" && fonts_typewriter == "default");
+       bool const nomath = (fonts_math == "default");
+
        // ROMAN FONTS
-       // Computer Modern (must be explicitly selectable -- there might be classes
-       // that define a different default font!
-       if (rm == "cmr") {
-               os << "\\renewcommand{\\rmdefault}{cmr}\n";
-               // osf for Computer Modern needs eco.sty
-               if (osf)
-                       os << "\\usepackage{eco}\n";
-       }
-       // Latin Modern Roman
-       else if (rm == "lmodern")
-               os << "\\usepackage{lmodern}\n";
-       // AE
-       else if (rm == "ae") {
-               // not needed when using OT1 font encoding.
-               if (font_encoding() != "default")
-                       os << "\\usepackage{ae,aecompl}\n";
-       }
-       // Times
-       else if (rm == "times") {
-               // try to load the best available package
-               if (LaTeXFeatures::isAvailable("mathptmx"))
-                       os << "\\usepackage{mathptmx}\n";
-               else if (LaTeXFeatures::isAvailable("mathptm"))
-                       os << "\\usepackage{mathptm}\n";
-               else
-                       os << "\\usepackage{times}\n";
-       }
-       // Palatino
-       else if (rm == "palatino") {
-               // try to load the best available package
-               if (LaTeXFeatures::isAvailable("mathpazo")) {
-                       os << "\\usepackage";
-                       if (osf || sc) {
-                               os << '[';
-                               if (!osf)
-                                       os << "sc";
-                               else
-                                       // "osf" includes "sc"!
-                                       os << "osf";
-                               os << ']';
-                       }
-                       os << "{mathpazo}\n";
-               }
-               else if (LaTeXFeatures::isAvailable("mathpple"))
-                       os << "\\usepackage{mathpple}\n";
-               else
-                       os << "\\usepackage{palatino}\n";
-       }
-       // Utopia
-       else if (rm == "utopia") {
-               // fourier supersedes utopia.sty, but does
-               // not work with OT1 encoding.
-               if (LaTeXFeatures::isAvailable("fourier")
-                   && font_encoding() != "default") {
-                       os << "\\usepackage";
-                       if (osf || sc) {
-                               os << '[';
-                               if (sc)
-                                       os << "expert";
-                               if (osf && sc)
-                                       os << ',';
-                               if (osf)
-                                       os << "oldstyle";
-                               os << ']';
-                       }
-                       os << "{fourier}\n";
-               }
-               else
-                       os << "\\usepackage{utopia}\n";
-       }
-       // Bera (complete fontset)
-       else if (rm == "bera" && sf == "default" && tt == "default")
-               os << "\\usepackage{bera}\n";
-       // everything else
-       else if (rm != "default")
-               os << "\\usepackage" << "{" << rm << "}\n";
+       os << theLaTeXFonts().getLaTeXFont(from_ascii(fonts_roman)).getLaTeXCode(
+               dryrun, ot1, complete, fonts_expert_sc, fonts_old_figures,
+               nomath);
 
        // SANS SERIF
-       // Helvetica, Bera Sans
-       if (sf == "helvet" || sf == "berasans") {
-               if (sfscale != 100)
-                       os << "\\usepackage[scaled=" << float(sfscale) / 100
-                          << "]{" << sf << "}\n";
-               else
-                       os << "\\usepackage{" << sf << "}\n";
-       }
-       // Avant Garde
-       else if (sf == "avant")
-               os << "\\usepackage{" << sf << "}\n";
-       // Computer Modern, Latin Modern, CM Bright
-       else if (sf != "default")
-               os << "\\renewcommand{\\sfdefault}{" << sf << "}\n";
-
-       // monospaced/typewriter
-       // Courier, LuxiMono
-       if (tt == "luximono" || tt == "beramono") {
-               if (ttscale != 100)
-                       os << "\\usepackage[scaled=" << float(ttscale) / 100
-                          << "]{" << tt << "}\n";
-               else
-                       os << "\\usepackage{" << tt << "}\n";
-       }
-       // Courier
-       else if (tt == "courier" )
-               os << "\\usepackage{" << tt << "}\n";
-       // Computer Modern, Latin Modern, CM Bright
-       else if (tt != "default")
-               os << "\\renewcommand{\\ttdefault}{" << tt << "}\n";
+       os << theLaTeXFonts().getLaTeXFont(from_ascii(fonts_sans)).getLaTeXCode(
+               dryrun, ot1, complete, fonts_expert_sc, fonts_old_figures,
+               nomath, fonts_sans_scale);
+
+       // MONOSPACED/TYPEWRITER
+       os << theLaTeXFonts().getLaTeXFont(from_ascii(fonts_typewriter)).getLaTeXCode(
+               dryrun, ot1, complete, fonts_expert_sc, fonts_old_figures,
+               nomath, fonts_typewriter_scale);
+
+       // MATH
+       os << theLaTeXFonts().getLaTeXFont(from_ascii(fonts_math)).getLaTeXCode(
+               dryrun, ot1, complete, fonts_expert_sc, fonts_old_figures,
+               nomath);
 
        return os.str();
 }
@@ -2737,10 +2920,10 @@ Encoding const & BufferParams::encoding() const
        // This check will not work with XeTeX/LuaTeX and tex fonts.
        // Thus we have to reset the encoding in Buffer::makeLaTeXFile.
        if (useNonTeXFonts)
-               return *(encodings.fromLaTeXName("utf8-plain"));
+               return *(encodings.fromLyXName("utf8-plain"));
        if (inputenc == "auto" || inputenc == "default")
                return *language->encoding();
-       Encoding const * const enc = encodings.fromLaTeXName(inputenc);
+       Encoding const * const enc = encodings.fromLyXName(inputenc);
        if (enc)
                return *enc;
        LYXERR0("Unknown inputenc value `" << inputenc
@@ -2749,20 +2932,75 @@ Encoding const & BufferParams::encoding() const
 }
 
 
-CiteEngine BufferParams::citeEngine() const
+bool BufferParams::addCiteEngine(string const & engine)
+{
+       LayoutModuleList::const_iterator it = cite_engine_.begin();
+       LayoutModuleList::const_iterator en = cite_engine_.end();
+       for (; it != en; ++it)
+               if (*it == engine)
+                       return false;
+       cite_engine_.push_back(engine);
+       return true;
+}
+
+
+bool BufferParams::addCiteEngine(vector<string> const & engine)
+{
+       vector<string>::const_iterator it = engine.begin();
+       vector<string>::const_iterator en = engine.end();
+       bool ret = true;
+       for (; it != en; ++it)
+               if (!addCiteEngine(*it))
+                       ret = false;
+       return ret;
+}
+
+
+string const & BufferParams::defaultBiblioStyle() const
+{
+       return documentClass().defaultBiblioStyle();
+}
+
+
+bool const & BufferParams::fullAuthorList() const
+{
+       return documentClass().fullAuthorList();
+}
+
+
+void BufferParams::setCiteEngine(string const & engine)
+{
+       clearCiteEngine();
+       addCiteEngine(engine);
+}
+
+
+void BufferParams::setCiteEngine(vector<string> const & engine)
+{
+       clearCiteEngine();
+       addCiteEngine(engine);
+}
+
+
+vector<string> BufferParams::citeCommands() const
 {
-       // FIXME the class should provide the numerical/
-       // authoryear choice
-       if (documentClass().provides("natbib")
-           && cite_engine_ != ENGINE_NATBIB_NUMERICAL)
-               return ENGINE_NATBIB_AUTHORYEAR;
-       return cite_engine_;
+       static CitationStyle const default_style;
+       vector<string> commands =
+               documentClass().citeCommands(citeEngineType());
+       if (commands.empty())
+               commands.push_back(default_style.cmd);
+       return commands;
 }
 
 
-void BufferParams::setCiteEngine(CiteEngine cite_engine)
+vector<CitationStyle> BufferParams::citeStyles() const
 {
-       cite_engine_ = cite_engine;
+       static CitationStyle const default_style;
+       vector<CitationStyle> styles =
+               documentClass().citeStyles(citeEngineType());
+       if (styles.empty())
+               styles.push_back(default_style);
+       return styles;
 }
 
 } // namespace lyx