]> git.lyx.org Git - lyx.git/blobdiff - src/BufferParams.cpp
Add support for document-local layout information. GUI is to follow.
[lyx.git] / src / BufferParams.cpp
index 11145b8189424076579b679df22ec667744476da..9302a35c294e43881eeebd47bbbf8816bbb004f9 100644 (file)
@@ -18,6 +18,7 @@
 #include "BufferParams.h"
 
 #include "Author.h"
+#include "LayoutFile.h"
 #include "BranchList.h"
 #include "buffer_funcs.h"
 #include "Bullet.h"
@@ -29,7 +30,6 @@
 #include "Font.h"
 #include "Lexer.h"
 #include "LyXRC.h"
-#include "TextClassList.h"
 #include "OutputParams.h"
 #include "Spacing.h"
 #include "TexRow.h"
@@ -95,13 +95,14 @@ namespace lyx {
 namespace {
 
 // Paragraph separation
-typedef Translator<string, BufferParams::PARSEP> ParSepTranslator;
+typedef Translator<string, BufferParams::ParagraphSeparation> ParSepTranslator;
 
 
 ParSepTranslator const init_parseptranslator()
 {
-       ParSepTranslator translator(string_paragraph_separation[0], BufferParams::PARSEP_INDENT);
-       translator.addPair(string_paragraph_separation[1], BufferParams::PARSEP_SKIP);
+       ParSepTranslator translator
+               (string_paragraph_separation[0], BufferParams::ParagraphIndentSeparation);
+       translator.addPair(string_paragraph_separation[1], BufferParams::ParagraphSkipSeparation);
        return translator;
 }
 
@@ -114,17 +115,18 @@ ParSepTranslator const & parseptranslator()
 
 
 // Quotes language
-typedef Translator<string, InsetQuotes::quote_language> QuotesLangTranslator;
+typedef Translator<string, InsetQuotes::QuoteLanguage> QuotesLangTranslator;
 
 
 QuotesLangTranslator const init_quoteslangtranslator()
 {
-       QuotesLangTranslator translator(string_quotes_language[0], InsetQuotes::EnglishQ);
-       translator.addPair(string_quotes_language[1], InsetQuotes::SwedishQ);
-       translator.addPair(string_quotes_language[2], InsetQuotes::GermanQ);
-       translator.addPair(string_quotes_language[3], InsetQuotes::PolishQ);
-       translator.addPair(string_quotes_language[4], InsetQuotes::FrenchQ);
-       translator.addPair(string_quotes_language[5], InsetQuotes::DanishQ);
+       QuotesLangTranslator translator
+               (string_quotes_language[0], InsetQuotes::EnglishQuotes);
+       translator.addPair(string_quotes_language[1], InsetQuotes::SwedishQuotes);
+       translator.addPair(string_quotes_language[2], InsetQuotes::GermanQuotes);
+       translator.addPair(string_quotes_language[3], InsetQuotes::PolishQuotes);
+       translator.addPair(string_quotes_language[4], InsetQuotes::FrenchQuotes);
+       translator.addPair(string_quotes_language[5], InsetQuotes::DanishQuotes);
        return translator;
 }
 
@@ -140,7 +142,7 @@ QuotesLangTranslator const & quoteslangtranslator()
 typedef Translator<string, PAPER_SIZE> PaperSizeTranslator;
 
 
-PaperSizeTranslator const init_papersizetranslator()
+static PaperSizeTranslator initPaperSizeTranslator()
 {
        PaperSizeTranslator translator(string_papersize[0], PAPER_DEFAULT);
        translator.addPair(string_papersize[1], PAPER_CUSTOM);
@@ -159,7 +161,7 @@ PaperSizeTranslator const init_papersizetranslator()
 
 PaperSizeTranslator const & papersizetranslator()
 {
-       static PaperSizeTranslator translator = init_papersizetranslator();
+       static PaperSizeTranslator translator = initPaperSizeTranslator();
        return translator;
 }
 
@@ -275,6 +277,7 @@ public:
 
        AuthorList authorlist;
        BranchList branchlist;
+       vector<string> extraEmbeddedFiles;
        Bullet temp_bullets[4];
        Bullet user_defined_bullets[4];
        Spacing spacing;
@@ -283,11 +286,12 @@ public:
         */
        VSpace defskip;
        PDFOptions pdfoptions;
+       LayoutFileIndex baseClass_;
 };
 
 
 BufferParams::Impl::Impl()
-       : defskip(VSpace::MEDSKIP)
+       : defskip(VSpace::MEDSKIP), baseClass_(string(""))
 {
        // set initial author
        // FIXME UNICODE
@@ -313,9 +317,10 @@ void BufferParams::MemoryTraits::destroy(BufferParams::Impl * ptr)
 BufferParams::BufferParams()
        : pimpl_(new Impl)
 {
-       setBaseClass(defaultTextclass());
-       paragraph_separation = PARSEP_INDENT;
-       quotes_language = InsetQuotes::EnglishQ;
+       setBaseClass(defaultBaseclass());
+       makeDocumentClass();
+       paragraph_separation = ParagraphIndentSeparation;
+       quotes_language = InsetQuotes::EnglishQuotes;
        fontsize = "default";
 
        /*  PaperLayout */
@@ -346,7 +351,7 @@ BufferParams::BufferParams()
        listings_params = string();
        pagestyle = "default";
        compressed = false;
-       embedded = false;
+       embedded = lyxrc.use_bundled_format;
        for (int iter = 0; iter < 4; ++iter) {
                user_defined_bullet(iter) = ITEMIZE_DEFAULTS[iter];
                temp_bullet(iter) = ITEMIZE_DEFAULTS[iter];
@@ -354,11 +359,7 @@ BufferParams::BufferParams()
 }
 
 
-BufferParams::~BufferParams()
-{}
-
-
-docstring const BufferParams::B_(string const & l10n) const
+docstring BufferParams::B_(string const & l10n) const
 {
        BOOST_ASSERT(language);
        return getMessages(language->code()).get(l10n);
@@ -377,6 +378,18 @@ AuthorList const & BufferParams::authors() const
 }
 
 
+vector<string> & BufferParams::extraEmbeddedFiles()
+{
+       return pimpl_->extraEmbeddedFiles;
+}
+
+
+vector<string> const & BufferParams::extraEmbeddedFiles() const
+{
+       return pimpl_->extraEmbeddedFiles;
+}
+
+
 BranchList & BufferParams::branchlist()
 {
        return pimpl_->branchlist;
@@ -453,35 +466,33 @@ void BufferParams::setDefSkip(VSpace const & vs)
 }
 
 
-string const BufferParams::readToken(Lexer & lex, string const & token,
-       FileName const & filepath)
+string BufferParams::readToken(Lexer & lex, string const & token,
+       FileName const & filepath, FileName const & temppath)
 {
        if (token == "\\textclass") {
                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 be available.
-               pair<bool, lyx::textclass_type> pp =
-                       make_pair(false, textclass_type(0));
-               if (!filepath.empty())
-                       pp = textclasslist.addTextClass(
-                               classname, filepath.absFilename());
-               if (pp.first)
-                       setBaseClass(pp.second);
-               else {
-                       pp = textclasslist.numberOfClass(classname);
-                       if (pp.first)
-                               setBaseClass(pp.second);
-                       else {
-                               // a warning will be given for unknown class
-                               setBaseClass(defaultTextclass());
-                               return classname;
-                       }
+               string tcp;
+               LayoutFileList & bcl = LayoutFileList::get();
+               if (!temppath.empty())
+                       tcp = bcl.addLayoutFile(classname, temppath.absFilename(), LayoutFileList::Embedded);
+               if (tcp.empty() && !filepath.empty())
+                       tcp = bcl.addLayoutFile(classname, filepath.absFilename(), LayoutFileList::Local);
+               if (!tcp.empty())
+                       setBaseClass(tcp);
+               else if (bcl.haveClass(classname)) {
+                       setBaseClass(classname);
+               } else {
+                       // a warning will be given for unknown class
+                       setBaseClass(defaultBaseclass());
+                       return classname;
                }
                // FIXME: this warning will be given even if there exists a local .cls
                // file. Even worse, the .lyx file can not be compiled or exported
                // because the textclass is marked as unavilable.
-               if (!getTextClass().isTeXClassAvailable()) {
+               if (!baseClass()->isTeXClassAvailable()) {
                        docstring const msg =
                                bformat(_("The layout file requested by this document,\n"
                                                 "%1$s.layout,\n"
@@ -495,9 +506,10 @@ string const BufferParams::readToken(Lexer & lex, string const & token,
                
        } else if (token == "\\begin_preamble") {
                readPreamble(lex);
+       } else if (token == "\\begin_local_layout") {
+               readLocalLayout(lex);
        } else if (token == "\\begin_modules") {
                readModules(lex);
-               makeTextClass();
        } else if (token == "\\options") {
                lex.eatLine();
                options = lex.getString();
@@ -529,7 +541,11 @@ string const BufferParams::readToken(Lexer & lex, string const & token,
                paragraph_separation = parseptranslator().find(parsep);
        } else if (token == "\\defskip") {
                lex.next();
-               pimpl_->defskip = VSpace(lex.getString());
+               string defskip = lex.getString();
+               if (defskip == "defskip")
+                       // this is invalid
+                       defskip = "medskip";
+               pimpl_->defskip = VSpace(defskip);
        } else if (token == "\\quotes_language") {
                string quotes_lang;
                lex >> quotes_lang;
@@ -615,6 +631,8 @@ string const BufferParams::readToken(Lexer & lex, string const & token,
                lex >> headsep;
        } else if (token == "\\footskip") {
                lex >> footskip;
+       } else if (token == "\\columnsep") {
+               lex >> columnsep;
        } else if (token == "\\paperfontsize") {
                lex >> fontsize;
        } else if (token == "\\papercolumns") {
@@ -655,6 +673,16 @@ string const BufferParams::readToken(Lexer & lex, string const & token,
                                toktmp << endl;
                        return toktmp;
                }
+       } else if (token == "\\extra_embedded_files") {
+               extraEmbeddedFiles().clear();
+               string par;
+               lex >> par;
+               string tmp;
+               par = split(par, tmp, ',');
+               while (!tmp.empty()) {
+                       extraEmbeddedFiles().push_back(tmp);
+                       par = split(par, tmp, ',');
+               }
        } else {
                lyxerr << "BufferParams::readToken(): Unknown token: " << 
                        token << endl;
@@ -671,7 +699,7 @@ void BufferParams::writeFile(ostream & os) const
        // Prints out the buffer info into the .lyx file given by file
 
        // the textclass
-       os << "\\textclass " << textclasslist[baseClass_].name() << '\n';
+       os << "\\textclass " << baseClass()->name() << '\n';
 
        // then the preamble
        if (!preamble.empty()) {
@@ -696,6 +724,15 @@ void BufferParams::writeFile(ostream & os) const
                os << "\\end_modules" << '\n';
        }
 
+       // local layout information
+       if (!local_layout.empty()) {
+               // remove '\n' from the end 
+               string const tmplocal = rtrim(local_layout, "\n");
+               os << "\\begin_local_layout\n"
+                  << tmplocal
+                  << "\n\\end_local_layout\n";
+       }
+
        // then the text parameters
        if (language != ignore_language)
                os << "\\language " << language->lang() << '\n';
@@ -764,6 +801,9 @@ void BufferParams::writeFile(ostream & os) const
        if (!footskip.empty())
                os << "\\footskip "
                   << VSpace(footskip).asLyXCommand() << '\n';
+       if (!columnsep.empty())
+               os << "\\columnsep " 
+                        << VSpace(columnsep).asLyXCommand() << '\n';
        os << "\\secnumdepth " << secnumdepth
           << "\n\\tocdepth " << tocdepth
           << "\n\\paragraph_separation "
@@ -805,11 +845,26 @@ void BufferParams::writeFile(ostream & os) const
                else
                        os << "\\author " << Author() << "\n";
        }
+
+       vector<string>::const_iterator e_it = extraEmbeddedFiles().begin();
+       vector<string>::const_iterator e_end = extraEmbeddedFiles().end();
+       os << "\\extra_embedded_files \"";
+       bool first = true;
+       for (; e_it != e_end; ++e_it) {
+               if (!first)
+                       os << ",";
+               else
+                       first = false;
+               os << *e_it;
+       }
+       os << "\"\n";
 }
 
 
 void BufferParams::validate(LaTeXFeatures & features) const
 {
+       features.require(documentClass().requires());
+
        if (outputChanges) {
                bool dvipost    = LaTeXFeatures::isAvailable("dvipost");
                bool xcolorsoul = LaTeXFeatures::isAvailable("soul") &&
@@ -850,11 +905,15 @@ void BufferParams::validate(LaTeXFeatures & features) const
 
        // AMS Style is at document level
        if (use_amsmath == package_on
-           || getTextClass().provides("amsmath"))
+           || documentClass().provides("amsmath"))
                features.require("amsmath");
        if (use_esint == package_on)
                features.require("esint");
 
+       // Document-level line spacing
+       if (spacing().getSpace() != Spacing::Single && !spacing().isDefault())
+               features.require("setspace");
+
        // the bullet shapes are buffer level not paragraph level
        // so they are tested here
        for (int i = 0; i < 4; ++i) {
@@ -876,6 +935,9 @@ void BufferParams::validate(LaTeXFeatures & features) const
                        features.require("pifont");
                }
        }
+
+       if (pdfoptions().use_hyperref)
+               features.require("hyperref");
 }
 
 
@@ -884,7 +946,7 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
 {
        os << "\\documentclass";
 
-       TextClass const & tclass = getTextClass();
+       DocumentClass const & tclass = documentClass();
 
        ostringstream clsoptions; // the document class options.
 
@@ -1126,6 +1188,8 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                        os << ",headsep=" << from_ascii(Length(headsep).asLatexString());
                if (!footskip.empty())
                        os << ",footskip=" << from_ascii(Length(footskip).asLatexString());
+               if (!columnsep.empty())
+                       os << ",columnsep=" << from_ascii(Length(columnsep).asLatexString());
                os << "}\n";
                texrow.newline();
        }
@@ -1195,6 +1259,9 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        // The optional packages;
        docstring lyxpreamble(from_ascii(features.getPackages()));
 
+       // Line spacing
+       lyxpreamble += from_utf8(spacing().writePreamble(tclass.provides("SetSpace")));
+
        // We try to load babel late, in case it interferes
        // with other packages. But some packages also need babel to be loaded
        // before, e.g. jurabib has to be called after babel.
@@ -1220,7 +1287,7 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        // hyperref, see
        // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129680.html
        if (language->lang() == "japanese-plain" &&
-               !getTextClass().provides("japanese")) {
+               !documentClass().provides("japanese")) {
                //load babel in case it was not loaded due to an empty language list
                if (language_options.str().empty())
                        lyxpreamble += "\\usepackage{babel}\n";
@@ -1235,10 +1302,12 @@ 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.
-       odocstringstream oss;
        // use hyperref explicitely when it is required
-       pdfoptions().writeLaTeX(oss, features.isRequired("hyperref"));
-       lyxpreamble += oss.str();
+       if (features.isRequired("hyperref")) {
+               odocstringstream oss;
+               pdfoptions().writeLaTeX(oss, documentClass().provides("hyperref"));
+               lyxpreamble += oss.str();
+       }
 
        // this might be useful...
        lyxpreamble += "\n\\makeatletter\n";
@@ -1318,7 +1387,7 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
 
 void BufferParams::useClassDefaults()
 {
-       TextClass const & tclass = textclasslist[baseClass_];
+       DocumentClass const & tclass = documentClass();
 
        sides = tclass.sides();
        columns = tclass.columns();
@@ -1334,65 +1403,81 @@ void BufferParams::useClassDefaults()
 
 bool BufferParams::hasClassDefaults() const
 {
-       TextClass const & tclass = textclasslist[baseClass_];
+       DocumentClass const & tclass = documentClass();
 
-       return (sides == tclass.sides()
+       return sides == tclass.sides()
                && columns == tclass.columns()
                && pagestyle == tclass.pagestyle()
                && options == tclass.options()
                && secnumdepth == tclass.secnumdepth()
-               && tocdepth == tclass.tocdepth());
+               && tocdepth == tclass.tocdepth();
 }
 
 
-TextClass const & BufferParams::getTextClass() const
+DocumentClass const & BufferParams::documentClass() const
 {
-       return *textClass_;
+       return *doc_class_;
 }
 
 
-TextClassPtr BufferParams::getTextClassPtr() const {
-       return textClass_;
+DocumentClass * BufferParams::documentClassPtr() const {
+       return doc_class_;
 }
 
 
-void BufferParams::setTextClass(TextClassPtr tc) {
-       textClass_ = tc;
+void BufferParams::setDocumentClass(DocumentClass const * const tc) {
+       // evil, but this function is evil
+       doc_class_ = const_cast<DocumentClass *>(tc);
 }
 
 
-bool BufferParams::setBaseClass(textclass_type tc)
+bool BufferParams::setBaseClass(string const & classname)
 {
-       bool retVal = true;
-       if (textclasslist[tc].load())
-               baseClass_ = tc;
-       else {
+       LYXERR(Debug::TCLASS, "setBaseClass: " << classname);
+       LayoutFileList const & bcl = LayoutFileList::get();
+       if (!bcl.haveClass(classname)) {
                docstring s = 
-                       bformat(_("The document class %1$s could not be loaded."),
-                from_utf8(textclasslist[tc].name()));
-               frontend::Alert::error(_("Could not load class"), s);
-               retVal = false;
+                       bformat(_("The document class %1$s could not be found."),
+                       from_utf8(classname));
+               frontend::Alert::error(_("Class not found"), s);
+               return false;
        }
-       makeTextClass();
-       return retVal;
+
+       if (bcl[classname].load()) {
+               pimpl_->baseClass_ = classname;
+               return true;
+       }
+       
+       docstring s = 
+               bformat(_("The document class %1$s could not be loaded."),
+               from_utf8(classname));
+       frontend::Alert::error(_("Could not load class"), s);
+       return false;
 }
 
 
-void BufferParams::setJustBaseClass(textclass_type tc)
-{ 
-       baseClass_ = tc; 
+LayoutFile const * BufferParams::baseClass() const
+{
+       if (LayoutFileList::get().haveClass(pimpl_->baseClass_))
+               return &(LayoutFileList::get()[pimpl_->baseClass_]);
+       else 
+               return 0;
 }
 
 
-textclass_type BufferParams::getBaseClass() const
+LayoutFileIndex const & BufferParams::baseClassID() const
 {
-       return baseClass_;
+       return pimpl_->baseClass_;
 }
 
 
-void BufferParams::makeTextClass()
+void BufferParams::makeDocumentClass()
 {
-       textClass_.reset(new TextClass(textclasslist[getBaseClass()]));
+       if (!baseClass())
+               return;
+
+       doc_class_ = &(DocumentClassBundle::get().newClass(*baseClass()));
+       
        //FIXME It might be worth loading the children's modules here,
        //just as we load their bibliographies and such, instead of just 
        //doing a check in InsetInclude.
@@ -1408,24 +1493,43 @@ void BufferParams::makeTextClass()
                                        "probably need to reconfigure LyX.\n"), from_utf8(modName));
                        frontend::Alert::warning(_("Module not available"),
                                        msg + _("Some layouts may not be available."));
-                       lyxerr << "BufferParams::makeTextClass(): Module " <<
+                       lyxerr << "BufferParams::makeDocumentClass(): Module " <<
                                        modName << " requested but not found in module list." <<
                                        endl;
                        continue;
                }
-               FileName layout_file = libFileSearch("layouts", lm->filename);
-               textClass_->read(layout_file, TextClass::MODULE);
+               if (!lm->isAvailable()) {
+                       docstring const msg =
+                                               bformat(_("The module %1$s requires a package that is\n"
+                                               "not available in your LaTeX installation. LaTeX output\n"
+                                               "may not be possible.\n"), from_utf8(modName));
+                       frontend::Alert::warning(_("Package not available"), msg);
+               }
+               FileName layout_file = libFileSearch("layouts", lm->getFilename());
+               if (!doc_class_->read(layout_file, TextClass::MODULE)) {
+                       docstring const msg =
+                               bformat(_("Error reading module %1$s\n"), from_utf8(modName));
+                       frontend::Alert::warning(_("Read Error"), msg);
+               }
+       }
+       if (!local_layout.empty()) {
+               if (!doc_class_->read(local_layout, TextClass::MODULE)) {
+                       docstring const msg = _("Error reading internal layout information");
+                       frontend::Alert::warning(_("Read Error"), msg);
+               }
        }
 }
 
 
-vector<string> const & BufferParams::getModules() const {
+vector<string> const & BufferParams::getModules() const 
+{
        return layoutModules_;
 }
 
 
 
-bool BufferParams::addLayoutModule(string modName, bool makeClass) {
+bool BufferParams::addLayoutModule(string const & modName) 
+{
        LayoutModuleList::const_iterator it = layoutModules_.begin();
        LayoutModuleList::const_iterator end = layoutModules_.end();
        for (; it != end; it++) {
@@ -1435,33 +1539,19 @@ bool BufferParams::addLayoutModule(string modName, bool makeClass) {
        if (it != layoutModules_.end())
                return false;
        layoutModules_.push_back(modName);
-       if (makeClass)
-               makeTextClass();
        return true;
 }
 
 
-bool BufferParams::addLayoutModules(vector<string>modNames)
+void BufferParams::clearLayoutModules() 
 {
-       bool retval = true;
-       vector<string>::const_iterator it = modNames.begin();
-       vector<string>::const_iterator end = modNames.end();
-       for (; it != end; ++it)
-               retval &= addLayoutModule(*it, false);
-       makeTextClass();
-       return retval;
-}
-
-
-void BufferParams::clearLayoutModules() {
        layoutModules_.clear();
-       makeTextClass();
 }
 
 
 Font const BufferParams::getFont() const
 {
-       FontInfo f = getTextClass().defaultfont();
+       FontInfo f = documentClass().defaultfont();
        if (fontsDefaultFamily == "rmdefault")
                f.setFamily(ROMAN_FAMILY);
        else if (fontsDefaultFamily == "sfdefault")
@@ -1482,6 +1572,16 @@ void BufferParams::readPreamble(Lexer & lex)
 }
 
 
+void BufferParams::readLocalLayout(Lexer & lex)
+{
+       if (lex.getString() != "\\begin_local_layout")
+               lyxerr << "Error (BufferParams::readLocalLayout):"
+                       "consistency check failed." << endl;
+
+       local_layout = lex.getLongString("\\end_local_layout");
+}
+
+
 void BufferParams::readLanguage(Lexer & lex)
 {
        if (!lex.next()) return;
@@ -1502,7 +1602,8 @@ void BufferParams::readLanguage(Lexer & lex)
 
 void BufferParams::readGraphicsDriver(Lexer & lex)
 {
-       if (!lex.next()) return;
+       if (!lex.next()) 
+               return;
 
        string const tmptok = lex.getString();
        // check if tmptok is part of tex_graphics in tex_defs.h
@@ -1526,7 +1627,8 @@ void BufferParams::readGraphicsDriver(Lexer & lex)
 
 void BufferParams::readBullets(Lexer & lex)
 {
-       if (!lex.next()) return;
+       if (!lex.next()) 
+               return;
 
        int const index = lex.getInteger();
        lex.next();
@@ -1545,7 +1647,8 @@ void BufferParams::readBullets(Lexer & lex)
 void BufferParams::readBulletsLaTeX(Lexer & lex)
 {
        // The bullet class should be able to read this.
-       if (!lex.next()) return;
+       if (!lex.next()) 
+               return;
        int const index = lex.getInteger();
        lex.next(true);
        docstring const temp_str = lex.getDocString();
@@ -1572,27 +1675,62 @@ void BufferParams::readModules(Lexer & lex)
 }
 
 
-string const BufferParams::paperSizeName() const
+string BufferParams::paperSizeName(PapersizePurpose purpose) const
 {
        char real_papersize = papersize;
        if (real_papersize == PAPER_DEFAULT)
                real_papersize = lyxrc.default_papersize;
 
        switch (real_papersize) {
+       case PAPER_DEFAULT:
+               // could be anything, so don't guess
+               return string();
+       case PAPER_CUSTOM: {
+               if (purpose == XDVI && !paperwidth.empty() &&
+                   !paperheight.empty()) {
+                       // heightxwidth<unit>
+                       string first = paperwidth;
+                       string second = paperheight;
+                       if (orientation == ORIENTATION_LANDSCAPE)
+                               first.swap(second);
+                       // cut off unit.
+                       return first.erase(first.length() - 2)
+                               + "x" + second;
+               }
+               return string();
+       }
        case PAPER_A3:
                return "a3";
        case PAPER_A4:
                return "a4";
        case PAPER_A5:
                return "a5";
+       case PAPER_B3:
+               // dvips and dvipdfm do not know this
+               if (purpose == DVIPS || purpose == DVIPDFM)
+                       return string();
+               return "b3";
+       case PAPER_B4:
+               // dvipdfm does not know this
+               if (purpose == DVIPDFM)
+                       return string();
+               return "b4";
        case PAPER_B5:
+               // dvipdfm does not know this
+               if (purpose == DVIPDFM)
+                       return string();
                return "b5";
        case PAPER_USEXECUTIVE:
+               // dvipdfm does not know this
+               if (purpose == DVIPDFM)
+                       return string();
                return "foolscap";
        case PAPER_USLEGAL:
                return "legal";
        case PAPER_USLETTER:
        default:
+               if (purpose == XDVI)
+                       return "us";
                return "letter";
        }
 }
@@ -1612,9 +1750,9 @@ string const BufferParams::dvips_options() const
                result += ' ' + paperwidth;
                result += ',' + paperheight;
        } else {
-               string const paper_option = paperSizeName();
-               if (paper_option != "letter" ||
-                   orientation != ORIENTATION_LANDSCAPE) {
+               string const paper_option = paperSizeName(DVIPS);
+               if (!paper_option.empty() && (paper_option != "letter" ||
+                   orientation != ORIENTATION_LANDSCAPE)) {
                        // dvips won't accept -t letter -t landscape.
                        // In all other cases, include the paper size
                        // explicitly.
@@ -1629,7 +1767,7 @@ string const BufferParams::dvips_options() const
 }
 
 
-string const BufferParams::babelCall(string const & lang_opts) const
+string BufferParams::babelCall(string const & lang_opts) const
 {
        string lang_pack = lyxrc.language_package;
        if (lang_pack != "\\usepackage{babel}")
@@ -1848,7 +1986,7 @@ string const BufferParams::loadFonts(string const & rm,
        else if (tt == "courier" )
                os << "\\usepackage{" << tt << "}\n";
        // Computer Modern, Latin Modern, CM Bright
-       else if  (tt != "default")
+       else if (tt != "default")
                os << "\\renewcommand{\\ttdefault}{" << tt << "}\n";
 
        return os.str();
@@ -1858,29 +1996,28 @@ string const BufferParams::loadFonts(string const & rm,
 Encoding const & BufferParams::encoding() const
 {
        if (inputenc == "auto" || inputenc == "default")
-               return *(language->encoding());
-       Encoding const * const enc =
-               encodings.getFromLaTeXName(inputenc);
+               return *language->encoding();
+       Encoding const * const enc = encodings.fromLaTeXName(inputenc);
        if (enc)
                return *enc;
-       lyxerr << "Unknown inputenc value `" << inputenc
-              << "'. Using `auto' instead." << endl;
-       return *(language->encoding());
+       LYXERR0("Unknown inputenc value `" << inputenc
+              << "'. Using `auto' instead.");
+       return *language->encoding();
 }
 
 
-biblio::CiteEngine BufferParams::getEngine() const
+biblio::CiteEngine BufferParams::citeEngine() const
 {
        // FIXME the class should provide the numerical/
        // authoryear choice
-       if (getTextClass().provides("natbib")
+       if (documentClass().provides("natbib")
            && cite_engine_ != biblio::ENGINE_NATBIB_NUMERICAL)
                return biblio::ENGINE_NATBIB_AUTHORYEAR;
        return cite_engine_;
 }
 
 
-void BufferParams::setCiteEngine(biblio::CiteEngine const cite_engine)
+void BufferParams::setCiteEngine(biblio::CiteEngine cite_engine)
 {
        cite_engine_ = cite_engine;
 }