]> git.lyx.org Git - lyx.git/blobdiff - src/BufferParams.cpp
* src/LaTeXFeatures.cpp: simplify greektext definition. Patch by G. Milde (bug #6458)
[lyx.git] / src / BufferParams.cpp
index 72d1a93d1f724935a64600e8225515dc6d4381c4..6ca616ae38bec104a259532f6ccd68554fbb1b6d 100644 (file)
@@ -25,6 +25,7 @@
 #include "Color.h"
 #include "ColorSet.h"
 #include "Encoding.h"
+#include "HSpace.h"
 #include "IndicesList.h"
 #include "Language.h"
 #include "LaTeXFeatures.h"
@@ -289,6 +290,7 @@ public:
        /** This is the amount of space used for paragraph_separation "skip",
         * and for detached paragraphs in "indented" documents.
         */
+       HSpace indentation;
        VSpace defskip;
        PDFOptions pdfoptions;
        LayoutFileIndex baseClass_;
@@ -334,15 +336,18 @@ BufferParams::BufferParams()
        use_geometry = false;
        use_amsmath = package_auto;
        use_esint = package_auto;
+       use_mhchem = package_auto;
        cite_engine_ = ENGINE_BASIC;
        use_bibtopic = false;
        use_indices = false;
        trackChanges = false;
        outputChanges = false;
        use_default_options = true;
+       maintain_unincluded_children = false;
        secnumdepth = 3;
        tocdepth = 3;
        language = default_language;
+       fontenc = "global";
        fontsRoman = "default";
        fontsSans = "default";
        fontsTypewriter = "default";
@@ -361,15 +366,25 @@ BufferParams::BufferParams()
        columns = 1;
        listings_params = string();
        pagestyle = "default";
-       // white is equal to no background color
+       suppress_date = false;
+       // no color is the default (white)
        backgroundcolor = lyx::rgbFromHexName("#ffffff");
-       compressed = false;
+       isbackgroundcolor = false;
+       // no color is the default (black)
+       fontcolor = lyx::rgbFromHexName("#000000");
+       isfontcolor = false;
+       // light gray is the default font color for greyed-out notes
+       notefontcolor = lyx::rgbFromHexName("#cccccc");
+       boxbgcolor = lyx::rgbFromHexName("#ff0000");
+       compressed = lyxrc.save_compressed;
        for (int iter = 0; iter < 4; ++iter) {
                user_defined_bullet(iter) = ITEMIZE_DEFAULTS[iter];
                temp_bullet(iter) = ITEMIZE_DEFAULTS[iter];
        }
        // default index
        indiceslist().addDefault(B_("Index"));
+       html_be_strict = true;
+       html_math_output = MathML;
 }
 
 
@@ -468,6 +483,18 @@ PDFOptions const & BufferParams::pdfoptions() const
 }
 
 
+HSpace const & BufferParams::getIndentation() const
+{
+       return pimpl_->indentation;
+}
+
+
+void BufferParams::setIndentation(HSpace const & indent)
+{
+       pimpl_->indentation = indent;
+}
+
+
 VSpace const & BufferParams::getDefSkip() const
 {
        return pimpl_->defskip;
@@ -499,16 +526,22 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                // 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 desc = 
+                               translateIfPossible(from_utf8(baseClass()->description()));
                        docstring const msg =
-                               bformat(_("The layout file requested by this document,\n"
-                                                "%1$s.layout,\n"
-                                                "is not usable. This is probably because a LaTeX\n"
-                                                "class or style file required by it is not\n"
-                                                "available. See the Customization documentation\n"
-                                                "for more information.\n"), from_utf8(classname));
+                               bformat(_("The document class requested\n"
+                                                "\t%1$s\n"
+                                                "requires external files that are not available.\n"
+                                                "The document class can still be used, but LyX\n"
+                                                "will not be able to produce output until the\n"
+                                                "following prerequisites are installed:\n"
+                                                "\t%2$s\n"
+                                                "See section 3.1.2.2 of the User's Guide for\n"
+                                                "more information."), 
+                                                desc, from_utf8(baseClass()->prerequisites()));
                        frontend::Alert::warning(_("Document class not available"),
-                                      msg + _("LyX will not be able to produce output."));
-               } 
+                                      msg);
+               }
        } else if (token == "\\begin_preamble") {
                readPreamble(lex);
        } else if (token == "\\begin_local_layout") {
@@ -517,6 +550,10 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                readModules(lex);
        } else if (token == "\\begin_removed_modules") {
                readRemovedModules(lex);
+       } else if (token == "\\begin_includeonly") {
+               readIncludeonly(lex);
+       } else if (token == "\\maintain_unincluded_children") {
+               lex >> maintain_unincluded_children;
        } else if (token == "\\options") {
                lex.eatLine();
                options = lex.getString();
@@ -525,6 +562,8 @@ string BufferParams::readToken(Lexer & lex, string const & token,
        } else if (token == "\\master") {
                lex.eatLine();
                master = lex.getString();
+       } else if (token == "\\suppress_date") {
+               lex >> suppress_date;
        } else if (token == "\\language") {
                readLanguage(lex);
        } else if (token == "\\inputencoding") {
@@ -539,6 +578,9 @@ string BufferParams::readToken(Lexer & lex, string const & token,
        } else if (token == "\\index_command") {
                lex.eatLine();
                index_command = lex.getString();
+       } else if (token == "\\fontencoding") {
+               lex.eatLine();
+               fontenc = lex.getString();
        } else if (token == "\\font_roman") {
                lex.eatLine();
                fontsRoman = lex.getString();
@@ -566,6 +608,10 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                string parsep;
                lex >> parsep;
                paragraph_separation = parseptranslator().find(parsep);
+       } else if (token == "\\paragraph_indentation") {
+               lex.next();
+               string indentation = lex.getString();
+               pimpl_->indentation = HSpace(indentation);
        } else if (token == "\\defskip") {
                lex.next();
                string defskip = lex.getString();
@@ -591,6 +637,10 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                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 == "\\cite_engine") {
                string engine;
                lex >> engine;
@@ -618,7 +668,11 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                                if (branch_ptr)
                                        branch_ptr->setSelected(lex.getInteger());
                        }
-                       // not yet operational
+                       if (tok == "\\filename_suffix") {
+                               lex.next();
+                               if (branch_ptr)
+                                       branch_ptr->setFilenameSuffix(lex.getInteger());
+                       }
                        if (tok == "\\color") {
                                lex.eatLine();
                                string color = lex.getString();
@@ -634,6 +688,7 @@ string BufferParams::readToken(Lexer & lex, string const & token,
        } else if (token == "\\index") {
                lex.eatLine();
                docstring index = lex.getDocString();
+               docstring shortcut;
                indiceslist().add(index);
                while (true) {
                        lex.next();
@@ -643,10 +698,10 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                        Index * index_ptr = indiceslist().find(index);
                        if (tok == "\\shortcut") {
                                lex.next();
+                               shortcut = lex.getDocString();
                                if (index_ptr)
-                                       index_ptr->setShortcut(lex.getDocString());
+                                       index_ptr->setShortcut(shortcut);
                        }
-                       // not yet operational
                        if (tok == "\\color") {
                                lex.eatLine();
                                string color = lex.getString();
@@ -656,7 +711,8 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                                if (color == "none")
                                        color = lcolor.getX11Name(Color_background);
                                // FIXME UNICODE
-                               lcolor.setColor(to_utf8(index), color);
+                               if (!shortcut.empty())
+                                       lcolor.setColor(to_utf8(shortcut), color);
                        }
                }
        } else if (token == "\\author") {
@@ -664,7 +720,7 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                istringstream ss(lex.getString());
                Author a;
                ss >> a;
-               author_map.push_back(pimpl_->authorlist.record(a));
+               author_map[a.buffer_id()] = pimpl_->authorlist.record(a);
        } else if (token == "\\paperorientation") {
                string orient;
                lex >> orient;
@@ -672,6 +728,23 @@ string BufferParams::readToken(Lexer & lex, string const & token,
        } else if (token == "\\backgroundcolor") {
                lex.eatLine();
                backgroundcolor = lyx::rgbFromHexName(lex.getString());
+               isbackgroundcolor = true;
+       } else if (token == "\\fontcolor") {
+               lex.eatLine();
+               fontcolor = lyx::rgbFromHexName(lex.getString());
+               isfontcolor = true;
+       } else if (token == "\\notefontcolor") {
+               lex.eatLine();
+               string color = lex.getString();
+               notefontcolor = lyx::rgbFromHexName(color);
+               // set the font color within LyX
+               lcolor.setColor(Color_greyedouttext, color);
+       } else if (token == "\\boxbgcolor") {
+               lex.eatLine();
+               string color = lex.getString();
+               boxbgcolor = lyx::rgbFromHexName(color);
+               // set the font color within LyX
+               lcolor.setColor(Color_shadedbg, color);
        } else if (token == "\\paperwidth") {
                lex >> paperwidth;
        } else if (token == "\\paperheight") {
@@ -732,6 +805,12 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                                toktmp << endl;
                        return toktmp;
                }
+       } else if (token == "\\html_math_output") {
+               int temp;
+               lex >> temp;
+               html_math_output = static_cast<MathOutput>(temp);
+       } else if (token == "\\html_be_strict") {
+               lex >> html_be_strict;
        } else {
                lyxerr << "BufferParams::readToken(): Unknown token: " << 
                        token << endl;
@@ -792,7 +871,19 @@ void BufferParams::writeFile(ostream & os) const
                        os << *it << '\n';
                os << "\\end_modules" << '\n';
        }
-       
+
+       // includeonly
+       if (!includedChildren_.empty()) {
+               os << "\\begin_includeonly" << '\n';
+               list<string>::const_iterator it = includedChildren_.begin();
+               list<string>::const_iterator en = includedChildren_.end();
+               for (; it != en; it++)
+                       os << *it << '\n';
+               os << "\\end_includeonly" << '\n';
+       }
+       os << "\\maintain_unincluded_children "
+          << convert<string>(maintain_unincluded_children) << '\n';
+
        // local layout information
        if (!local_layout.empty()) {
                // remove '\n' from the end 
@@ -806,6 +897,7 @@ void BufferParams::writeFile(ostream & os) const
        if (language != ignore_language)
                os << "\\language " << language->lang() << '\n';
        os << "\\inputencoding " << inputenc
+          << "\n\\fontencoding " << fontenc
           << "\n\\font_roman " << fontsRoman
           << "\n\\font_sans " << fontsSans
           << "\n\\font_typewriter " << fontsTypewriter
@@ -836,19 +928,28 @@ void BufferParams::writeFile(ostream & os) const
           << "\n\\use_geometry " << convert<string>(use_geometry)
           << "\n\\use_amsmath " << use_amsmath
           << "\n\\use_esint " << use_esint
+          << "\n\\use_mhchem " << use_mhchem
           << "\n\\cite_engine " << citeenginetranslator().find(cite_engine_)
           << "\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';
-          if (backgroundcolor != lyx::rgbFromHexName("#ffffff"))
+       if (isbackgroundcolor == true)
                os << "\\backgroundcolor " << lyx::X11hexname(backgroundcolor) << '\n';
+       if (isfontcolor == true)
+               os << "\\fontcolor " << lyx::X11hexname(fontcolor) << '\n';
+       if (notefontcolor != lyx::rgbFromHexName("#cccccc"))
+               os << "\\notefontcolor " << lyx::X11hexname(notefontcolor) << '\n';
+       if (boxbgcolor != lyx::rgbFromHexName("#ff0000"))
+               os << "\\boxbgcolor " << lyx::X11hexname(boxbgcolor) << '\n';
 
        BranchList::const_iterator it = branchlist().begin();
        BranchList::const_iterator end = branchlist().end();
        for (; it != end; ++it) {
                os << "\\branch " << to_utf8(it->branch())
                   << "\n\\selected " << it->isSelected()
+                  << "\n\\filename_suffix " << it->hasFilenameSuffix()
                   << "\n\\color " << lyx::X11hexname(it->color())
                   << "\n\\end_branch"
                   << "\n";
@@ -897,9 +998,12 @@ void BufferParams::writeFile(ostream & os) const
        os << "\\secnumdepth " << secnumdepth
           << "\n\\tocdepth " << tocdepth
           << "\n\\paragraph_separation "
-          << string_paragraph_separation[paragraph_separation]
-          << "\n\\defskip " << getDefSkip().asLyXCommand()
-          << "\n\\quotes_language "
+          << string_paragraph_separation[paragraph_separation];
+       if (!paragraph_separation)
+               os << "\n\\paragraph_indentation " << getIndentation().asLyXCommand();
+       else
+               os << "\n\\defskip " << getDefSkip().asLyXCommand();
+       os << "\n\\quotes_language "
           << string_quotes_language[quotes_language]
           << "\n\\papercolumns " << columns
           << "\n\\papersides " << sides
@@ -924,17 +1028,12 @@ void BufferParams::writeFile(ostream & os) const
                }
        }
 
-       os << "\\tracking_changes " << convert<string>(trackChanges) << "\n";
-       os << "\\output_changes " << convert<string>(outputChanges) << "\n";
+       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";
 
-       AuthorList::Authors::const_iterator a_it = pimpl_->authorlist.begin();
-       AuthorList::Authors::const_iterator a_end = pimpl_->authorlist.end();
-       for (; a_it != a_end; ++a_it) {
-               if (a_it->second.used())
-                       os << "\\author " << a_it->second << "\n";
-               else
-                       os << "\\author " << Author() << "\n";
-       }
+       os << pimpl_->authorlist;
 }
 
 
@@ -987,6 +1086,8 @@ void BufferParams::validate(LaTeXFeatures & features) const
                features.require("amsmath");
        if (use_esint == package_on)
                features.require("esint");
+       if (use_mhchem == package_on)
+               features.require("mhchem");
 
        // Document-level line spacing
        if (spacing().getSpace() != Spacing::Single && !spacing().isDefault())
@@ -1018,7 +1119,7 @@ void BufferParams::validate(LaTeXFeatures & features) const
                features.require("hyperref");
                // due to interferences with babel and hyperref, the color package has to
                // be loaded after hyperref when hyperref is used with the colorlinks
-               // option, see http://bugzilla.lyx.org/show_bug.cgi?id=5291
+               // option, see http://www.lyx.org/trac/ticket/5291
                if (pdfoptions().colorlinks)
                        features.require("color");
        }
@@ -1034,7 +1135,7 @@ void BufferParams::validate(LaTeXFeatures & features) const
 
 
 bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
-                             TexRow & texrow) const
+                             TexRow & texrow, FileName const & filepath) const
 {
        os << "\\documentclass";
 
@@ -1129,18 +1230,20 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                // viet = string::npos when not found
                // the same is for all other languages that are not directly supported by
                // babel, but where LaTeX-packages add babel support.
-               // this is currently the case for Latvian, Lithuanian, and Mongolian
+               // this is currently the case for Latvian, Lithuanian, Mongolian
+               // and Turkmen
                size_t latvian = language_options.str().find("latvian");
                size_t lithu = language_options.str().find("lithuanian");
                size_t mongo = language_options.str().find("mongolian");
+               size_t turkmen = language_options.str().find("turkmen");
                // if Japanese is used, babel must directly be loaded
                // with language options, not in the class options, see
-               // http://bugzilla.lyx.org/show_bug.cgi?id=4597#c4
+               // http://www.lyx.org/trac/ticket/4597#c4
                size_t japan = language_options.str().find("japanese");
                if (lyxrc.language_global_options && !language_options.str().empty()
                        && viet == string::npos && japan == string::npos
                        && latvian == string::npos && lithu == string::npos
-                       && mongo == string::npos)
+                       && mongo == string::npos && turkmen == string::npos)
                        clsoptions << language_options.str() << ',';
        }
 
@@ -1183,19 +1286,18 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                   << from_ascii(fontsDefaultFamily) << "}\n";
 
        // set font encoding
-       // this one is not per buffer
        // for arabic_arabi and farsi we also need to load the LAE and
        // LFE encoding
        // XeTeX works without fontenc
-       if (lyxrc.fontenc != "default" && language->lang() != "japanese"
+       if (font_encoding() != "default" && language->lang() != "japanese"
            && !useXetex) {
                if (language->lang() == "arabic_arabi"
                    || language->lang() == "farsi") {
-                       os << "\\usepackage[" << from_ascii(lyxrc.fontenc)
+                       os << "\\usepackage[" << from_ascii(font_encoding())
                           << ",LFE,LAE]{fontenc}\n";
                        texrow.newline();
                } else {
-                       os << "\\usepackage[" << from_ascii(lyxrc.fontenc)
+                       os << "\\usepackage[" << from_ascii(font_encoding())
                           << "]{fontenc}\n";
                        texrow.newline();
                }
@@ -1204,6 +1306,31 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        // handle inputenc etc.
        writeEncodingPreamble(os, features, texrow);
 
+       // includeonly
+       if (!features.runparams().includeall && !includedChildren_.empty()) {
+               os << "\\includeonly{";
+               list<string>::const_iterator it = includedChildren_.begin();
+               bool first = true;
+               for (; it != includedChildren_.end() ; ++it) {
+                       string incfile = *it;
+                       FileName inc = makeAbsPath(incfile, filepath.absFilename());
+                       string mangled = DocFileName(changeExtension(inc.absFilename(), ".tex")).
+                       mangledFilename();
+                       if (!features.runparams().nice)
+                               incfile = mangled;
+                       // \includeonly doesn't want an extension 
+                       incfile = changeExtension(incfile, string());
+                       incfile = support::latex_path(incfile);
+                       if (!incfile.empty()) {
+                               if (!first)
+                                       os << ",";
+                               os << from_utf8(incfile);
+                       }
+                       first = false;
+               }
+               os << "}\n";
+       }
+
        if (!listings_params.empty() || features.isRequired("listings")) {
                os << "\\usepackage{listings}\n";
                texrow.newline();
@@ -1338,8 +1465,8 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                texrow.newline();
        }
 
-       // only output when the background color is not white
-       if (backgroundcolor != lyx::rgbFromHexName("#ffffff")) {
+       // 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 
@@ -1347,6 +1474,15 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                features.require("pagecolor");
        }
 
+       // only output when the font color is not default
+       if (isfontcolor == true) {
+               // only require color here, the font color will be defined
+               // in LaTeXFeatures.cpp to avoid interferences with the LaTeX
+               // package pdfpages 
+               features.require("color");
+               features.require("fontcolor");
+       }
+
        // Only if class has a ToC hierarchy
        if (tclass.hasTocLevels()) {
                if (secnumdepth != tclass.secnumdepth()) {
@@ -1364,6 +1500,7 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        }
 
        if (paragraph_separation) {
+               // when skip separation
                switch (getDefSkip().kind()) {
                case VSpace::SMALLSKIP:
                        os << "\\setlength{\\parskip}{\\smallskipamount}\n";
@@ -1384,9 +1521,17 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                        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())
+                          << "}\n";
+                       texrow.newline();
+               }
        }
 
        // Now insert the LyX specific LaTeX commands...
@@ -1395,7 +1540,7 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        // due to interferences with babel and hyperref, the color package has to
        // be loaded (when it is not already loaded) before babel when hyperref
        // is used with the colorlinks option, see
-       // http://bugzilla.lyx.org/show_bug.cgi?id=5291
+       // http://www.lyx.org/trac/ticket/5291
        // 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());
@@ -1438,13 +1583,23 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        //   before hyperref. Then hyperref has a chance to detect babel.
        // * Has to be loaded before the "LyX specific LaTeX commands" to
        //   avoid errors with algorithm floats.
-       // use hyperref explicitely when it is required
+       // use hyperref explicitly if it is required
        if (features.isRequired("hyperref")) {
-               odocstringstream oss;
-               pdfoptions().writeLaTeX(oss, documentClass().provides("hyperref"));
-               lyxpreamble += oss.str();
+               // 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);
+               // set back for the rest
+               lyxpreamble.clear();
        }
-       
+
        // Will be surrounded by \makeatletter and \makeatother when not empty
        docstring atlyxpreamble;
 
@@ -1463,6 +1618,12 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                        "Textclass specific LaTeX commands.\n"
                        + tmppreamble + '\n';
 
+       // suppress date if selected
+       // use \@ifundefined because we cannot be sure that every document class
+       // has a \date command
+       if (suppress_date)
+               atlyxpreamble += "\\@ifundefined{date}{}{\\date{}}\n";
+
        /* the user-defined preamble */
        if (!containsOnly(preamble, " \n\t"))
                // FIXME UNICODE
@@ -1542,9 +1703,7 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
 
        int const nlines =
                int(count(lyxpreamble.begin(), lyxpreamble.end(), '\n'));
-       for (int j = 0; j != nlines; ++j) {
-               texrow.newline();
-       }
+       texrow.newlines(nlines);
 
        os << lyxpreamble;
 
@@ -1613,10 +1772,11 @@ bool BufferParams::setBaseClass(string const & classname)
        LayoutFileList & bcl = LayoutFileList::get();
        if (!bcl.haveClass(classname)) {
                docstring s = 
-                       bformat(_("The document class %1$s could not be found. "
-                               "A default textclass with default layouts will be used. "
-                               "LyX might not be able to produce output unless a correct "
-                               "textclass is selected from the document settings dialog."),
+                       bformat(_("The layout file:\n"
+                               "%1$s\n"
+                               "could not be found. A default textclass with default\n"
+                               "layouts will be used. LyX will not be able to produce\n"
+                               "correct output."),
                        from_utf8(classname));
                frontend::Alert::error(_("Document class not found"), s);
                bcl.addEmptyClass(classname);
@@ -1625,10 +1785,14 @@ bool BufferParams::setBaseClass(string const & classname)
        bool const success = bcl[classname].load();
        if (!success) {
                docstring s = 
-                       bformat(_("The document class %1$s could not be loaded."),
+                       bformat(_("Due to some error in it, the layout file:\n"
+                               "%1$s\n"
+                               "could not be loaded. A default textclass with default\n"
+                               "layouts will be used. LyX will not be able to produce\n"
+                               "correct output."),
                        from_utf8(classname));
                frontend::Alert::error(_("Could not load class"), s);
-               return false;
+               bcl.addEmptyClass(classname);
        }
 
        pimpl_->baseClass_ = classname;
@@ -1667,6 +1831,7 @@ void BufferParams::makeDocumentClass()
        }
 }
 
+
 bool BufferParams::moduleCanBeAdded(string const & modName) const
 {
        return layoutModules_.moduleCanBeAdded(modName, baseClass());
@@ -1843,6 +2008,23 @@ void BufferParams::readRemovedModules(Lexer & lex)
 }
 
 
+void BufferParams::readIncludeonly(Lexer & lex)
+{
+       if (!lex.eatLine()) {
+               lyxerr << "Error (BufferParams::readIncludeonly):"
+                               "Unexpected end of input." << endl;
+               return;
+       }
+       while (true) {
+               string child = lex.getString();
+               if (child == "\\end_includeonly")
+                       break;
+               includedChildren_.push_back(child);
+               lex.eatLine();
+       }
+}
+
+
 string BufferParams::paperSizeName(PapersizePurpose purpose) const
 {
        char real_papersize = papersize;
@@ -1935,6 +2117,12 @@ string const BufferParams::dvips_options() const
 }
 
 
+string const BufferParams::font_encoding() const
+{
+       return (fontenc == "global") ? lyxrc.fontenc : fontenc;
+}
+
+
 string BufferParams::babelCall(string const & lang_opts) const
 {
        string lang_pack = lyxrc.language_package;
@@ -1952,17 +2140,20 @@ string BufferParams::babelCall(string const & lang_opts) const
        // viet = string::npos when not found
        // the same is for all other languages that are not directly supported by
        // babel, but where LaTeX-packages add babel support.
-       // this is currently the case for Latvian, Lithuanian, and Mongolian
+       // this is currently the case for Latvian, Lithuanian, Mongolian
+       // and Turkmen
        size_t latvian = lang_opts.find("latvian");
        size_t lithu = lang_opts.find("lithuanian");
        size_t mongo = lang_opts.find("mongolian");
+       size_t turkmen = lang_opts.find("turkmen");
        // If Japanese is used, babel must directly be loaded with the
        // language options, see
-       // http://bugzilla.lyx.org/show_bug.cgi?id=4597#c4
+       // http://www.lyx.org/trac/ticket/4597#c4
        size_t japan = lang_opts.find("japanese");
        if (!lyxrc.language_global_options || viet != string::npos
                || japan != string::npos || latvian != string::npos
-               || lithu != string::npos || mongo != string::npos)
+               || lithu != string::npos || mongo != string::npos
+               || turkmen != string::npos)
                return "\\usepackage[" + lang_opts + "]{babel}";
        return lang_pack;
 }
@@ -2136,7 +2327,7 @@ string const BufferParams::loadFonts(string const & rm,
        }
 
        // ROMAN FONTS
-       // Computer Modern (must be explicitely selectable -- there might be classes
+       // Computer Modern (must be explicitly selectable -- there might be classes
        // that define a different default font!
        if (rm == "cmr") {
                os << "\\renewcommand{\\rmdefault}{cmr}\n";
@@ -2150,7 +2341,7 @@ string const BufferParams::loadFonts(string const & rm,
        // AE
        else if (rm == "ae") {
                // not needed when using OT1 font encoding.
-               if (lyxrc.fontenc != "default")
+               if (font_encoding() != "default")
                        os << "\\usepackage{ae,aecompl}\n";
        }
        // Times
@@ -2189,7 +2380,7 @@ string const BufferParams::loadFonts(string const & rm,
                // fourier supersedes utopia.sty, but does
                // not work with OT1 encoding.
                if (LaTeXFeatures::isAvailable("fourier")
-                   && lyxrc.fontenc != "default") {
+                   && font_encoding() != "default") {
                        os << "\\usepackage";
                        if (osf || sc) {
                                os << '[';