]> git.lyx.org Git - lyx.git/blobdiff - src/tex2lyx/preamble.cpp
* src/insets/InsetNote.h:
[lyx.git] / src / tex2lyx / preamble.cpp
index 1b59214a7436543c71ac4dc7ea51ce356e3e7774..86510f721d4176fbc83c1ef8fe5c0830102b5bba 100644 (file)
@@ -3,8 +3,8 @@
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *
- * \author André Pönitz
- * \author Uwe Stöhr
+ * \author André Pönitz
+ * \author Uwe Stöhr
  *
  * Full author contact details are available in file CREDITS.
  */
 
 #include "tex2lyx.h"
 
+#include "LayoutFile.h"
 #include "Layout.h"
 #include "Lexer.h"
 #include "TextClass.h"
+
 #include "support/convert.h"
+#include "support/FileName.h"
 #include "support/filetools.h"
 #include "support/lstrings.h"
 
 #include <vector>
 #include <map>
 
+using namespace std;
+using namespace lyx::support;
 
 namespace lyx {
 
-using std::istringstream;
-using std::ostream;
-using std::ostringstream;
-using std::string;
-using std::vector;
-using std::cerr;
-using std::endl;
-using std::find;
+// special columntypes
+extern map<char, int> special_columns;
 
-using support::FileName;
-using support::libFileSearch;
-using support::isStrDbl;
+map<string, vector<string> > used_packages;
 
-// special columntypes
-extern std::map<char, int> special_columns;
+// needed to handle encodings with babel
+bool one_language = true;
 
-std::map<string, vector<string> > used_packages;
+// to avoid that the babel options overwrite the documentclass options
+bool documentclass_language;
 
 namespace {
 
-const char * const known_languages[] = { "afrikaans", "american", "austrian",
-"babel", "bahasa", "basque", "belarusian", "brazil", "breton", "british",
-"bulgarian", "catalan", "croatian", "czech", "danish", "dutch", "english",
-"esperanto", "estonian", "finnish", "francais", "french", "frenchb",
-"frenchle", "frenchpro", "galician", "german", "germanb", "greek", "hebcal",
-"hebfont", "hebrew", "hebrew_newcode", "hebrew_oldcode", "hebrew_p", "hyphen",
-"icelandic", "irish", "italian", "latin", "lgrcmr", "lgrcmro", "lgrcmss",
-"lgrcmtt", "lgrenc", "lgrlcmss", "lgrlcmtt", "lheclas", "lhecmr", "lhecmss",
-"lhecmtt", "lhecrml", "lheenc", "lhefr", "lheredis", "lheshold", "lheshscr",
-"lheshstk", "lsorbian", "magyar", "naustrian", "ngermanb", "ngerman", "norsk",
-"nynorsk", "polish", "portuges", "rlbabel", "romanian",        "russian", "russianb",
-"samin", "scottish", "serbian", "slovak", "slovene", "spanish", "swedish",
-"thai", "turkish", "ukraineb", "ukrainian", "usorbian", "welsh", 0};
+const char * const known_languages[] = { "afrikaans", "american", "arabic",
+"austrian", "bahasa", "basque", "belarusian", "brazil", "breton", "british",
+"bulgarian", "canadian", "canadien", "catalan", "croatian", "czech", "danish",
+"dutch", "english", "esperanto", "estonian", "finnish", "francais", "french",
+"frenchb", "frenchle", "frenchpro", "galician", "german", "germanb", "greek",
+"hebrew", "icelandic", "irish", "italian", "lsorbian", "magyar", "naustrian",
+"ngerman", "ngermanb", "norsk", "nynorsk", "polish", "portuges", "romanian",
+"russian", "russianb", "scottish", "serbian", "slovak", "slovene", "spanish",
+"swedish", "thai", "turkish", "ukraineb", "ukrainian", "usorbian", "welsh", 0};
+
+//note this when updating to lyxformat 305:
+//bahasai, indonesian, and indon = equal to bahasa
+//malay, and meyalu = equal to bahasam
 
 const char * const known_french_languages[] = {"french", "frenchb", "francais",
-                                              "frenchle", "frenchpro", 0};
+                                               "frenchle", "frenchpro", 0};
+const char * const known_german_languages[] = {"german", "germanb", 0};
+const char * const known_ngerman_languages[] = {"ngerman", "ngermanb", 0};
+const char * const known_russian_languages[] = {"russian", "russianb", 0};
+const char * const known_ukrainian_languages[] = {"ukrainian", "ukraineb", 0};
+
 char const * const known_fontsizes[] = { "10pt", "11pt", "12pt", 0 };
 
 const char * const known_roman_fonts[] = { "ae", "bookman", "charter",
@@ -127,17 +130,33 @@ void handle_opt(vector<string> & opts, char const * const * what, string & targe
        for (; *what; ++what) {
                it = find(opts.begin(), opts.end(), *what);
                if (it != opts.end()) {
+                       documentclass_language = true;
                        if (it >= position) {
                                target = *what;
                                position = it;
                        }
-                       // remove found options from the list
-                       opts.erase(it);
                }
        }
 }
 
 
+void delete_opt(vector<string> & opts, char const * const * what)
+{
+       if (opts.empty())
+               return;
+
+       // remove found options from the list
+       // do this after handle_opt to avoid potential memory leaks and to be able
+       // to find in every case the last language option
+       vector<string>::iterator it;
+       for (; *what; ++what) {
+               it = find(opts.begin(), opts.end(), *what);
+               if (it != opts.end())
+                       opts.erase(it);
+       }
+}
+
+
 /*!
  * Split a package options string (keyval format) into a vector.
  * Example input:
@@ -195,11 +214,25 @@ void add_package(string const & name, vector<string> & options)
 }
 
 
+// Given is a string like "scaled=0.9", return 0.9 * 100
+string const scale_as_percentage(string const & scale)
+{
+       string::size_type pos = scale.find('=');
+       if (pos != string::npos) {
+               string value = scale.substr(pos + 1);
+               if (isStrDbl(value))
+                       return convert<string>(100 * convert<double>(value));
+       }
+       // If the input string didn't match our expectations.
+       // return the default value "100"
+       return "100";
+}
+
+
 void handle_package(string const & name, string const & opts)
 {
        vector<string> options = split_options(opts);
        add_package(name, options);
-       size_t pos;
        string scale;
 
        // roman fonts
@@ -220,17 +253,7 @@ void handle_package(string const & name, string const & opts)
                h_font_sans = name;
                if (!opts.empty()) {
                        scale = opts;
-                       // the option is in the form "scaled=0.9"
-                       // therefore cut of before the "="
-                       pos = scale.find("=");
-                       if (pos != string::npos) { 
-                               scale.erase(0, pos + 1);
-                               if (isStrDbl(scale)) {
-                                       // LyX needs the scale as integer, therfore multiply by 100
-                                       scale = convert<string>(100 * convert<double>(scale));
-                                       h_font_sf_scale = scale;
-                               }
-                       }
+                       h_font_sf_scale = scale_as_percentage(scale);
                }
        }
        // typewriter fonts
@@ -238,17 +261,7 @@ void handle_package(string const & name, string const & opts)
                h_font_typewriter = name;
                if (!opts.empty()) {
                        scale = opts;
-                       // the option is in the form "scaled=0.9"
-                       // therefore cut of before the "="
-                       pos = scale.find("=");
-                       if (pos != string::npos) { 
-                               scale.erase(0, pos + 1);
-                               if (isStrDbl(scale)) {
-                                       // LyX needs the scale as integer, therfore multiply by 100
-                                       scale = convert<string>(100 * convert<double>(scale));
-                                       h_font_tt_scale = scale;
-                               }
-                       }
+                       h_font_tt_scale = scale_as_percentage(scale);
                }
        }
        // font uses old-style figure
@@ -257,14 +270,41 @@ void handle_package(string const & name, string const & opts)
 
        else if (name == "amsmath" || name == "amssymb")
                h_use_amsmath = "1";
-       else if (name == "babel")
-               ; // ignore this
+       else if (name == "babel" && !opts.empty()) {
+               // check if more than one option was used - used later for inputenc
+               // in case inputenc is parsed before babel, set the encoding to auto
+               if (options.begin() != options.end() - 1) {
+                       one_language = false;
+                       h_inputencoding = "auto";
+               }
+               // only set the document language when there was not already one set
+               // via the documentclass options
+               // babel takes the the last language given in the documentclass options
+               // as document language. If there is no such language option, the last
+               // option of its \usepackage call is used.
+               if (documentclass_language == false) {
+                       handle_opt(options, known_languages, h_language);
+                       delete_opt(options, known_languages);
+                       if (is_known(h_language, known_french_languages))
+                               h_language = "french";
+                       else if (is_known(h_language, known_german_languages))
+                               h_language = "german";
+                       else if (is_known(h_language, known_ngerman_languages))
+                               h_language = "ngerman";
+                       else if (is_known(h_language, known_russian_languages))
+                               h_language = "russian";
+                       else if (is_known(h_language, known_ukrainian_languages))
+                               h_language = "ukrainian";
+                       h_quotes_language = h_language;
+               }
+       }
        else if (name == "fontenc")
                ; // ignore this
        else if (name == "inputenc") {
                // only set when there is not more than one inputenc option
                // therefore check for the "," character
-               if (opts.find(",") == string::npos)
+               // also only set when there is not more then one babel language option
+               if (opts.find(",") == string::npos && one_language == true)
                        h_inputencoding = opts;
                options.clear();
        } else if (name == "makeidx")
@@ -274,13 +314,19 @@ void handle_package(string const & name, string const & opts)
        else if (name == "graphicx")
                ; // ignore this
        else if (is_known(name, known_languages)) {
-               if (is_known(name, known_french_languages)) {
+               if (is_known(name, known_french_languages))
                        h_language = "french";
-                       h_quotes_language = "french";
-               } else {
+               else if (is_known(name, known_german_languages))
+                       h_language = "german";
+               else if (is_known(name, known_ngerman_languages))
+                       h_language = "ngerman";
+               else if (is_known(name, known_russian_languages))
+                       h_language = "russian";
+               else if (is_known(name, known_ukrainian_languages))
+                       h_language = "ukrainian";
+               else
                        h_language = name;
-                       h_quotes_language = name;
-               }
+               h_quotes_language = h_language;
 
        } else if (name == "natbib") {
                h_cite_engine = "natbib_authoryear";
@@ -360,7 +406,8 @@ void end_preamble(ostream & os, TextClass const & /*textclass*/)
 
 } // anonymous namespace
 
-TextClass const parse_preamble(Parser & p, ostream & os, string const & forceclass)
+void parse_preamble(Parser & p, ostream & os, 
+       string const & forceclass, TeX2LyXDocClass & tc)
 {
        // initialize fixed types
        special_columns['D'] = 3;
@@ -410,16 +457,16 @@ TextClass const parse_preamble(Parser & p, ostream & os, string const & forcecla
 
                else if (t.cs() == "makeatletter") {
                        p.setCatCode('@', catLetter);
-                       h_preamble << "\\makeatletter";
                }
 
                else if (t.cs() == "makeatother") {
                        p.setCatCode('@', catOther);
-                       h_preamble << "\\makeatother";
                }
 
-               else if (t.cs() == "newcommand" || t.cs() == "renewcommand"
-                           || t.cs() == "providecommand") {
+               else if (t.cs() == "newcommand" 
+                        || t.cs() == "renewcommand"
+                        || t.cs() == "providecommand"
+                        || t.cs() == "newlyxcommand") {
                        bool star = false;
                        if (p.next_token().character() == '*') {
                                p.get_token();
@@ -481,14 +528,26 @@ TextClass const parse_preamble(Parser & p, ostream & os, string const & forcecla
 
                else if (t.cs() == "documentclass") {
                        vector<string> opts = split_options(p.getArg('[', ']'));
-                       handle_opt(opts, known_languages, h_language);
-                       if (is_known(h_language, known_french_languages))
-                               h_language = "french";
                        handle_opt(opts, known_fontsizes, h_paperfontsize);
+                       delete_opt(opts, known_fontsizes);
                        // delete "pt" at the end
                        string::size_type i = h_paperfontsize.find("pt");
                        if (i != string::npos)
                                h_paperfontsize.erase(i);
+                       // to avoid that the babel options overwrite the documentclass options
+                       documentclass_language = false;
+                       handle_opt(opts, known_languages, h_language);
+                       delete_opt(opts, known_languages);
+                       if (is_known(h_language, known_french_languages))
+                               h_language = "french";
+                       else if (is_known(h_language, known_german_languages))
+                               h_language = "german";
+                       else if (is_known(h_language, known_ngerman_languages))
+                               h_language = "ngerman";
+                       else if (is_known(h_language, known_russian_languages))
+                               h_language = "russian";
+                       else if (is_known(h_language, known_ukrainian_languages))
+                               h_language = "ukrainian";
                        h_quotes_language = h_language;
                        h_options = join(opts, ",");
                        h_textclass = p.getArg('{', '}');
@@ -538,7 +597,6 @@ TextClass const parse_preamble(Parser & p, ostream & os, string const & forcecla
                        string opts = p.getOpt();
                        if (!opts.empty()) {
                                istringstream is(string(opts, 1));
-                               //cerr << "opt: " << is.str() << "\n";
                                is >> nargs;
                        }
                        special_columns[name[0]] = nargs;
@@ -597,22 +655,20 @@ TextClass const parse_preamble(Parser & p, ostream & os, string const & forcecla
        // Force textclass if the user wanted it
        if (!forceclass.empty())
                h_textclass = forceclass;
-       if (noweb_mode && !lyx::support::prefixIs(h_textclass, "literate-"))
+       if (noweb_mode && !prefixIs(h_textclass, "literate-"))
                h_textclass.insert(0, "literate-");
        FileName layoutfilename = libFileSearch("layouts", h_textclass, "layout");
        if (layoutfilename.empty()) {
                cerr << "Error: Could not find layout file for textclass \"" << h_textclass << "\"." << endl;
                exit(1);
        }
-       TextClass textclass;
-       textclass.read(layoutfilename);
+       tc.read(layoutfilename);
        if (h_papersides.empty()) {
                ostringstream ss;
-               ss << textclass.sides();
+               ss << tc.sides();
                h_papersides = ss.str();
        }
-       end_preamble(os, textclass);
-       return textclass;
+       end_preamble(os, tc);
 }
 
 // }])