]> git.lyx.org Git - lyx.git/blobdiff - src/tex2lyx/text.cpp
tex2lyx/Preamble.cpp: remove a FIXME, the problem was only in trunk (bug #8211) and...
[lyx.git] / src / tex2lyx / text.cpp
index 0581eab8475121bccca5c46db12878428593d91f..b01925ea3011d7c3865a0bcfdda4ccc7abae5d0b 100644 (file)
@@ -117,6 +117,41 @@ char const * const known_ref_commands[] = { "ref", "pageref", "vref",
 char const * const known_coded_ref_commands[] = { "ref", "pageref", "vref",
  "vpageref", "formatted", "eqref", 0 };
 
+/**
+ * known polyglossia language names (including variants)
+ */
+const char * const polyglossia_languages[] = {
+"albanian", "croatian", "hebrew", "norsk", "swedish", "amharic", "czech", "hindi",
+"nynorsk", "syriac", "arabic", "danish", "icelandic", "occitan", "tamil",
+"armenian", "divehi", "interlingua", "polish", "telugu", "asturian", "dutch",
+"irish", "portuges", "thai", "bahasai", "english", "italian", "romanian", "turkish",
+"bahasam", "esperanto", "lao", "russian", "turkmen", "basque", "estonian", "latin",
+"samin", "ukrainian", "bengali", "farsi", "latvian", "sanskrit", "urdu", "brazil",
+"brazilian", "finnish", "lithuanian", "scottish", "usorbian", "breton", "french",
+"lsorbian", "serbian", "vietnamese", "bulgarian", "galician", "magyar", "slovak",
+"welsh", "catalan", "german", "malayalam", "slovenian", "coptic", "greek",
+"marathi", "spanish",
+"american", "ancient", "australian", "british", "monotonic", "newzealand",
+"polytonic", 0};
+
+/**
+ * the same as polyglossia_languages with .lyx names
+ * please keep this in sync with polyglossia_languages line by line!
+ */
+const char * const coded_polyglossia_languages[] = {
+"albanian", "croatian", "hebrew", "norsk", "swedish", "amharic", "czech", "hindi",
+"nynorsk", "syriac", "arabic_arabi", "danish", "icelandic", "occitan", "tamil",
+"armenian", "divehi", "interlingua", "polish", "telugu", "asturian", "dutch",
+"irish", "portuges", "thai", "bahasa", "english", "italian", "romanian", "turkish",
+"bahasam", "esperanto", "lao", "russian", "turkmen", "basque", "estonian", "latin",
+"samin", "ukrainian", "bengali", "farsi", "latvian", "sanskrit", "urdu", "brazilian",
+"brazilian", "finnish", "lithuanian", "scottish", "uppersorbian", "breton", "french",
+"lowersorbian", "serbian", "vietnamese", "bulgarian", "galician", "magyar", "slovak",
+"welsh", "catalan", "ngerman", "malayalam", "slovene", "coptic", "greek",
+"marathi", "spanish",
+"american", "ancientgreek", "australian", "british", "greek", "newzealand",
+"polutonikogreek", 0};
+
 /*!
  * natbib commands.
  * The starred forms are also known except for "citefullauthor",
@@ -456,11 +491,14 @@ docstring convert_unicodesymbols(docstring s)
                        continue;
                }
                s = s.substr(i);
+               bool termination;
                docstring rem;
                set<string> req;
                docstring parsed = encodings.fromLaTeXCommand(s,
-                               Encodings::TEXT_CMD, rem, &req);
-               for (set<string>::const_iterator it = req.begin(); it != req.end(); it++)
+                               Encodings::TEXT_CMD, termination, rem, &req);
+               set<string>::const_iterator it = req.begin();
+               set<string>::const_iterator en = req.end();
+               for (; it != en; ++it)
                        preamble.registerAutomaticallyLoadedPackage(*it);
                os << parsed;
                s = rem;
@@ -1185,8 +1223,7 @@ void parse_unknown_environment(Parser & p, string const & name, ostream & os,
 
 
 void parse_environment(Parser & p, ostream & os, bool outer,
-                       string & last_env, bool & title_layout_found,
-                       Context & parent_context)
+                       string & last_env, Context & parent_context)
 {
        Layout const * newlayout;
        InsetLayout const * newinsetlayout = 0;
@@ -1210,6 +1247,23 @@ void parse_environment(Parser & p, ostream & os, bool outer,
                }
        }
 
+       else if (is_known(name, polyglossia_languages)) {
+               // We must begin a new paragraph if not already done
+               if (! parent_context.atParagraphStart()) {
+                       parent_context.check_end_layout(os);
+                       parent_context.new_paragraph(os);
+               }
+               // save the language in the context so that it is
+               // handled by parse_text
+               parent_context.font.language = polyglossia2lyx(name);
+               parse_text(p, os, FLAG_END, outer, parent_context);
+               // Just in case the environment is empty
+               parent_context.extra_stuff.erase();
+               // We must begin a new paragraph to reset the language
+               parent_context.new_paragraph(os);
+               p.skip_spaces();
+       }
+
        else if (unstarred_name == "tabular" || name == "longtable") {
                eat_whitespace(p, os, parent_context, false);
                string width = "0pt";
@@ -1553,10 +1607,12 @@ void parse_environment(Parser & p, ostream & os, bool outer,
                context.check_end_deeper(os);
                parent_context.new_paragraph(os);
                p.skip_spaces();
-               if (!title_layout_found)
-                       title_layout_found = newlayout->intitle;
+               if (!preamble.titleLayoutFound())
+                       preamble.titleLayoutFound(newlayout->intitle);
                set<string> const & req = newlayout->requires();
-               for (set<string>::const_iterator it = req.begin(); it != req.end(); it++)
+               set<string>::const_iterator it = req.begin();
+               set<string>::const_iterator en = req.end();
+               for (; it != en; ++it)
                        preamble.registerAutomaticallyLoadedPackage(*it);
        }
 
@@ -1970,7 +2026,6 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
        bool const use_natbib = preamble.isPackageUsed("natbib");
        bool const use_jurabib = preamble.isPackageUsed("jurabib");
        string last_env;
-       bool title_layout_found = false;
        while (p.good()) {
                Token const & t = p.get_token();
 
@@ -2297,7 +2352,7 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
 
                else if (t.cs() == "begin")
                        parse_environment(p, os, outer, last_env,
-                                         title_layout_found, context);
+                                         context);
 
                else if (t.cs() == "end") {
                        if (flags & FLAG_END) {
@@ -2468,10 +2523,14 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
 
                // Must catch empty dates before findLayout is called below
                else if (t.cs() == "date") {
+                       eat_whitespace(p, os, context, false);
+                       p.pushPosition();
                        string const date = p.verbatim_item();
-                       if (date.empty())
+                       p.popPosition();
+                       if (date.empty()) {
                                preamble.suppressDate(true);
-                       else {
+                               p.verbatim_item();
+                       } else {
                                preamble.suppressDate(false);
                                if (context.new_layout_allowed &&
                                    (newlayout = findLayout(context.textclass,
@@ -2479,16 +2538,18 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                                        // write the layout
                                        output_command_layout(os, p, outer,
                                                        context, newlayout);
-                                       p.skip_spaces();
-                                       if (!title_layout_found)
-                                               title_layout_found = newlayout->intitle;
+                                       parse_text_snippet(p, os, FLAG_ITEM, outer, context);
+                                       if (!preamble.titleLayoutFound())
+                                               preamble.titleLayoutFound(newlayout->intitle);
                                        set<string> const & req = newlayout->requires();
-                                       for (set<string>::const_iterator it = req.begin();
-                                            it != req.end(); it++)
+                                       set<string>::const_iterator it = req.begin();
+                                       set<string>::const_iterator en = req.end();
+                                       for (; it != en; ++it)
                                                preamble.registerAutomaticallyLoadedPackage(*it);
                                } else
-                                       handle_ert(os, "\\date{" + date + '}',
-                                                       context);
+                                       handle_ert(os,
+                                               "\\date{" + p.verbatim_item() + '}',
+                                               context);
                        }
                }
 
@@ -2501,10 +2562,10 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                        p.get_token();
                        output_command_layout(os, p, outer, context, newlayout);
                        p.skip_spaces();
-                       if (!title_layout_found)
-                               title_layout_found = newlayout->intitle;
+                       if (!preamble.titleLayoutFound())
+                               preamble.titleLayoutFound(newlayout->intitle);
                        set<string> const & req = newlayout->requires();
-                       for (set<string>::const_iterator it = req.begin(); it != req.end(); it++)
+                       for (set<string>::const_iterator it = req.begin(); it != req.end(); ++it)
                                preamble.registerAutomaticallyLoadedPackage(*it);
                }
 
@@ -2514,10 +2575,10 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                        // write the layout
                        output_command_layout(os, p, outer, context, newlayout);
                        p.skip_spaces();
-                       if (!title_layout_found)
-                               title_layout_found = newlayout->intitle;
+                       if (!preamble.titleLayoutFound())
+                               preamble.titleLayoutFound(newlayout->intitle);
                        set<string> const & req = newlayout->requires();
-                       for (set<string>::const_iterator it = req.begin(); it != req.end(); it++)
+                       for (set<string>::const_iterator it = req.begin(); it != req.end(); ++it)
                                preamble.registerAutomaticallyLoadedPackage(*it);
                }
 
@@ -2807,18 +2868,20 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                }
 
                else if (t.cs() == "makeindex" || t.cs() == "maketitle") {
-                       if (title_layout_found) {
+                       if (preamble.titleLayoutFound()) {
                                // swallow this
                                skip_spaces_braces(p);
                        } else
                                handle_ert(os, t.asInput(), context);
                }
 
-               else if (t.cs() == "tableofcontents") {
+               else if (t.cs() == "tableofcontents" || t.cs() == "lstlistoflistings") {
                        context.check_layout(os);
-                       begin_command_inset(os, "toc", "tableofcontents");
+                       begin_command_inset(os, "toc", t.cs());
                        end_inset(os);
                        skip_spaces_braces(p);
+                       if (t.cs() == "lstlistoflistings")
+                               preamble.registerAutomaticallyLoadedPackage("listings");
                }
 
                else if (t.cs() == "listoffigures") {
@@ -3390,7 +3453,6 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                        context.check_layout(os);
                        // save the language for the case that a
                        // \foreignlanguage is used
-
                        context.font.language = babel2lyx(p.verbatim_item());
                        os << "\n\\lang " << context.font.language << "\n";
                }
@@ -3401,6 +3463,38 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                                              context, "\\lang",
                                              context.font.language, lang);
                }
+               
+               else if (is_known(t.cs().substr(4, string::npos), polyglossia_languages)) {
+                       // scheme is \textLANGUAGE{text} where LANGUAGE is in polyglossia_languages[]
+                       string lang;
+                       // We have to output the whole command if it has an option
+                       // because LyX doesn't support this yet, see bug #8214,
+                       // only if there is a single option specifying a variant, we can handle it.
+                       if (p.hasOpt()) {
+                               string langopts = p.getOpt();
+                               // check if the option contains a variant, if yes, extract it
+                               string::size_type pos_var = langopts.find("variant");
+                               string::size_type i = langopts.find(',');
+                               if (pos_var != string::npos){
+                                       string variant;
+                                       if (i == string::npos) {
+                                               variant = langopts.substr(pos_var + 8, langopts.length() - pos_var - 9);
+                                               lang = polyglossia2lyx(variant);
+                                               parse_text_attributes(p, os, FLAG_ITEM, outer,
+                                                                         context, "\\lang",
+                                                                         context.font.language, lang);
+                                       }
+                                       else
+                                               handle_ert(os, t.asInput() + langopts, context);
+                               } else
+                                       handle_ert(os, t.asInput() + langopts, context);
+                       } else {
+                               lang = polyglossia2lyx(t.cs().substr(4, string::npos));
+                               parse_text_attributes(p, os, FLAG_ITEM, outer,
+                                                         context, "\\lang",
+                                                         context.font.language, lang);
+                       }
+               }
 
                else if (t.cs() == "inputencoding") {
                        // nothing to write here
@@ -3500,20 +3594,22 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                         && contains("\"'.=^`bcdHkrtuv~", t.cs())) {
                        context.check_layout(os);
                        // try to see whether the string is in unicodesymbols
+                       bool termination;
                        docstring rem;
                        string command = t.asInput() + "{"
                                + trimSpaceAndEol(p.verbatim_item())
                                + "}";
                        set<string> req;
                        docstring s = encodings.fromLaTeXCommand(from_utf8(command),
-                               Encodings::TEXT_CMD | Encodings::MATH_CMD, rem, &req);
+                               Encodings::TEXT_CMD | Encodings::MATH_CMD,
+                               termination, rem, &req);
                        if (!s.empty()) {
                                if (!rem.empty())
                                        cerr << "When parsing " << command
                                             << ", result is " << to_utf8(s)
                                             << "+" << to_utf8(rem) << endl;
                                os << to_utf8(s);
-                               for (set<string>::const_iterator it = req.begin(); it != req.end(); it++)
+                               for (set<string>::const_iterator it = req.begin(); it != req.end(); ++it)
                                        preamble.registerAutomaticallyLoadedPackage(*it);
                        } else
                                // we did not find a non-ert version
@@ -4106,10 +4202,11 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                        // try to see whether the string is in unicodesymbols
                        // Only use text mode commands, since we are in text mode here,
                        // and math commands may be invalid (bug 6797)
+                       bool termination;
                        docstring rem;
                        set<string> req;
                        docstring s = encodings.fromLaTeXCommand(from_utf8(t.asInput()),
-                                                                Encodings::TEXT_CMD, rem, &req);
+                                       Encodings::TEXT_CMD, termination, rem, &req);
                        if (!s.empty()) {
                                if (!rem.empty())
                                        cerr << "When parsing " << t.cs()
@@ -4117,8 +4214,9 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
                                             << "+" << to_utf8(rem) << endl;
                                context.check_layout(os);
                                os << to_utf8(s);
-                               skip_spaces_braces(p);
-                               for (set<string>::const_iterator it = req.begin(); it != req.end(); it++)
+                               if (termination)
+                                       skip_spaces_braces(p);
+                               for (set<string>::const_iterator it = req.begin(); it != req.end(); ++it)
                                        preamble.registerAutomaticallyLoadedPackage(*it);
                        }
                        //cerr << "#: " << t << " mode: " << mode << endl;