src/tex2lyx/preamble.C

   1 /**
   2  * \file preamble.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author André Pönitz
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 // {[(
  12
  13 #include <config.h>
  14
  15 #include "tex2lyx.h"
  16
  17 #include "layout.h"
  18 #include "lyxtextclass.h"
  19 #include "lyxlex.h"
  20 #include "support/filetools.h"
  21
  22 #include <algorithm>
  23 #include <iostream>
  24 #include <sstream>
  25 #include <string>
  26 #include <vector>
  27 #include <map>
  28
  29 using std::istringstream;
  30 using std::ostream;
  31 using std::ostringstream;
  32 using std::string;
  33 using std::vector;
  34
  35 using lyx::support::LibFileSearch;
  36
  37 // special columntypes
  38 extern std::map<char, int> special_columns;
  39
  40 namespace {
  41
  42 const char * known_languages[] = { "austrian", "babel", "bahasa", "basque",
  43 "breton", "british", "bulgarian", "catalan", "croatian", "czech", "danish",
  44 "dutch", "english", "esperanto", "estonian", "finnish", "francais",
  45 "frenchb", "galician", "german", "germanb", "greek", "hebcal", "hebfont",
  46 "hebrew", "hebrew_newcode", "hebrew_oldcode", "hebrew_p", "hyphen",
  47 "icelandic", "irish", "italian", "latin", "lgrcmr", "lgrcmro", "lgrcmss",
  48 "lgrcmtt", "lgrenc", "lgrlcmss", "lgrlcmtt", "lheclas", "lhecmr",
  49 "lhecmss", "lhecmtt", "lhecrml", "lheenc", "lhefr", "lheredis", "lheshold",
  50 "lheshscr", "lheshstk", "lsorbian", "magyar", "naustrian", "ngermanb",
  51 "ngerman", "norsk", "polish", "portuges", "rlbabel", "romanian",
  52 "russianb", "samin", "scottish", "serbian", "slovak", "slovene", "spanish",
  53 "swedish", "turkish", "ukraineb", "usorbian", "welsh", 0};
  54
  55 char const * known_fontsizes[] = { "10pt", "11pt", "12pt", 0 };
  56
  57 // some ugly stuff
  58 ostringstream h_preamble;
  59 string h_textclass               = "article";
  60 string h_options                 = string();
  61 string h_language                = "english";
  62 string h_inputencoding           = "latin1";
  63 string h_fontscheme              = "default";
  64 string h_graphics                = "default";
  65 string h_paperfontsize           = "default";
  66 string h_spacing                 = "single";
  67 string h_papersize               = "default";
  68 string h_paperpackage            = "default";
  69 string h_use_geometry            = "0";
  70 string h_use_amsmath             = "0";
  71 string h_use_natbib              = "0";
  72 string h_use_numerical_citations = "0";
  73 string h_paperorientation        = "portrait";
  74 string h_secnumdepth             = "3";
  75 string h_tocdepth                = "3";
  76 string h_paragraph_separation    = "indent";
  77 string h_defskip                 = "medskip";
  78 string h_quotes_language         = "english";
  79 string h_quotes_times            = "2";
  80 string h_papercolumns            = "1";
  81 string h_papersides              = "1";
  82 string h_paperpagestyle          = "default";
  83 string h_tracking_changes        = "0";
  84
  85
  86 void handle_opt(vector<string> & opts, char const ** what, string & target)
  87 {
  88         if (opts.empty())
  89                 return;
  90
  91         for ( ; *what; ++what) {
  92                 vector<string>::iterator it = find(opts.begin(), opts.end(), *what);
  93                 if (it != opts.end()) {
  94                         //cerr << "### found option '" << *what << "'\n";
  95                         target = *what;
  96                         opts.erase(it);
  97                         return;
  98                 }
  99         }
 100 }
 101
 102
 103 void handle_package(string const & name, string const & options)
 104 {
 105         //cerr << "handle_package: '" << name << "'\n";
 106         if (name == "a4wide") {
 107                 h_papersize = "a4paper";
 108                 h_paperpackage = "widemarginsa4";
 109         } else if (name == "ae")
 110                 h_fontscheme = "ae";
 111         else if (name == "aecompl")
 112                 h_fontscheme = "ae";
 113         else if (name == "amsmath")
 114                 h_use_amsmath = "1";
 115         else if (name == "amssymb")
 116                 h_use_amsmath = "1";
 117         else if (name == "babel")
 118                 ; // ignore this
 119         else if (name == "fontenc")
 120                 ; // ignore this
 121         else if (name == "inputenc")
 122                 h_inputencoding = options;
 123         else if (name == "makeidx")
 124                 ; // ignore this
 125         else if (name == "verbatim")
 126                 ; // ignore this
 127         else if (is_known(name, known_languages)) {
 128                 h_language = name;
 129                 h_quotes_language = name;
 130         } else {
 131                 if (options.size())
 132                         h_preamble << "\\usepackage[" << options << "]{" << name << "}\n";
 133                 else
 134                         h_preamble << "\\usepackage{" << name << "}\n";
 135         }
 136 }
 137
 138
 139
 140 void end_preamble(ostream & os, LyXTextClass const & /*textclass*/)
 141 {
 142         os << "#LyX file created by  tex2lyx 0.1.2 \n"
 143            << "\\lyxformat 225\n"
 144            << "\\textclass " << h_textclass << "\n"
 145            << "\\begin_preamble\n" << h_preamble.str() << "\n\\end_preamble\n";
 146         if (h_options.size())
 147            os << "\\options " << h_options << "\n";
 148         os << "\\language " << h_language << "\n"
 149            << "\\inputencoding " << h_inputencoding << "\n"
 150            << "\\fontscheme " << h_fontscheme << "\n"
 151            << "\\graphics " << h_graphics << "\n"
 152            << "\\paperfontsize " << h_paperfontsize << "\n"
 153            << "\\spacing " << h_spacing << "\n"
 154            << "\\papersize " << h_papersize << "\n"
 155            << "\\paperpackage " << h_paperpackage << "\n"
 156            << "\\use_geometry " << h_use_geometry << "\n"
 157            << "\\use_amsmath " << h_use_amsmath << "\n"
 158            << "\\use_natbib " << h_use_natbib << "\n"
 159            << "\\use_numerical_citations " << h_use_numerical_citations << "\n"
 160            << "\\paperorientation " << h_paperorientation << "\n"
 161            << "\\secnumdepth " << h_secnumdepth << "\n"
 162            << "\\tocdepth " << h_tocdepth << "\n"
 163            << "\\paragraph_separation " << h_paragraph_separation << "\n"
 164            << "\\defskip " << h_defskip << "\n"
 165            << "\\quotes_language " << h_quotes_language << "\n"
 166            << "\\quotes_times " << h_quotes_times << "\n"
 167            << "\\papercolumns " << h_papercolumns << "\n"
 168            << "\\papersides " << h_papersides << "\n"
 169            << "\\paperpagestyle " << h_paperpagestyle << "\n"
 170            << "\\tracking_changes " << h_tracking_changes << "\n"
 171            << "\\end_header\n";
 172 }
 173
 174 } // anonymous namespace
 175
 176 LyXTextClass const parse_preamble(Parser & p, ostream & os)
 177 {
 178         // initialize fixed types
 179         special_columns['D'] = 3;
 180
 181         while (p.good()) {
 182                 Token const & t = p.get_token();
 183
 184 #ifdef FILEDEBUG
 185                 cerr << "t: " << t << " flags: " << flags << "\n";
 186                 //cell->dump();
 187 #endif
 188
 189                 //
 190                 // cat codes
 191                 //
 192                 if (t.cat() == catLetter ||
 193                           t.cat() == catSpace ||
 194                           t.cat() == catSuper ||
 195                           t.cat() == catSub ||
 196                           t.cat() == catOther ||
 197                           t.cat() == catMath ||
 198                           t.cat() == catActive ||
 199                           t.cat() == catBegin ||
 200                           t.cat() == catEnd ||
 201                           t.cat() == catAlign ||
 202                           t.cat() == catNewline ||
 203                           t.cat() == catParameter)
 204                 h_preamble << t.character();
 205
 206                 else if (t.cat() == catComment)
 207                         handle_comment(p);
 208
 209                 else if (t.cs() == "pagestyle")
 210                         h_paperpagestyle == p.verbatim_item();
 211
 212                 else if (t.cs() == "makeatletter") {
 213                         p.setCatCode('@', catLetter);
 214                         h_preamble << "\\makeatletter\n";
 215                 }
 216
 217                 else if (t.cs() == "makeatother") {
 218                         p.setCatCode('@', catOther);
 219                         h_preamble << "\\makeatother\n";
 220                 }
 221
 222                 else if (t.cs() == "newcommand" || t.cs() == "renewcommand"
 223                             || t.cs() == "providecommand") {
 224                         bool star = false;
 225                         if (p.next_token().character() == '*') {
 226                                 p.get_token();
 227                                 star = true;
 228                         }
 229                         string const name = p.verbatim_item();
 230                         string const opts = p.getOpt();
 231                         string const body = p.verbatim_item();
 232                         // only non-lyxspecific stuff
 233                         if (name != "\\noun "
 234                                   && name != "\\tabularnewline "
 235                             && name != "\\LyX "
 236                                   && name != "\\lyxline "
 237                                   && name != "\\lyxaddress "
 238                                   && name != "\\lyxrightaddress "
 239                                   && name != "\\boldsymbol "
 240                                   && name != "\\lyxarrow ") {
 241                                 ostringstream ss;
 242                                 ss << '\\' << t.cs();
 243                                 if (star)
 244                                         ss << '*';
 245                                 ss << '{' << name << '}' << opts << '{' << body << "}\n";
 246                                 h_preamble << ss.str();
 247 /*
 248                                 ostream & out = in_preamble ? h_preamble : os;
 249                                 out << "\\" << t.cs() << "{" << name << "}"
 250                                     << opts << "{" << body << "}\n";
 251 */
 252                         }
 253                 }
 254
 255                 else if (t.cs() == "documentclass") {
 256                         vector<string> opts;
 257                         split(p.getArg('[', ']'), opts, ',');
 258                         handle_opt(opts, known_languages, h_language);
 259                         handle_opt(opts, known_fontsizes, h_paperfontsize);
 260                         h_quotes_language = h_language;
 261                         h_options = join(opts, ",");
 262                         h_textclass = p.getArg('{', '}');
 263                 }
 264
 265                 else if (t.cs() == "usepackage") {
 266                         string const options = p.getArg('[', ']');
 267                         string const name = p.getArg('{', '}');
 268                         if (options.empty() && name.find(',')) {
 269                                 vector<string> vecnames;
 270                                 split(name, vecnames, ',');
 271                                 vector<string>::const_iterator it  = vecnames.begin();
 272                                 vector<string>::const_iterator end = vecnames.end();
 273                                 for (; it != end; ++it)
 274                                         handle_package(trim(*it), string());
 275                         } else {
 276                                 handle_package(name, options);
 277                         }
 278                 }
 279
 280                 else if (t.cs() == "newenvironment") {
 281                         string const name = p.getArg('{', '}');
 282                         ostringstream ss;
 283                         ss << "\\newenvironment{" << name << "}";
 284                         ss << p.getOpt();
 285                         ss << p.getOpt();
 286                         ss << '{' << p.verbatim_item() << '}';
 287                         ss << '{' << p.verbatim_item() << '}';
 288                         ss << '\n';
 289                         if (name != "lyxcode" && name != "lyxlist"
 290                                         && name != "lyxrightadress" && name != "lyxaddress")
 291                                 h_preamble << ss.str();
 292                 }
 293
 294                 else if (t.cs() == "def") {
 295                         string name = p.get_token().cs();
 296                         while (p.next_token().cat() != catBegin)
 297                                 name += p.get_token().asString();
 298                         h_preamble << "\\def\\" << name << '{' << p.verbatim_item() << "}\n";
 299                 }
 300
 301                 else if (t.cs() == "newcolumntype") {
 302                         string const name = p.getArg('{', '}');
 303                         trim(name);
 304                         int nargs = 0;
 305                         string opts = p.getOpt();
 306                         if (opts.size()) {
 307                                 istringstream is(string(opts, 1));
 308                                 //cerr << "opt: " << is.str() << "\n";
 309                                 is >> nargs;
 310                         }
 311                         special_columns[name[0]] = nargs;
 312                         h_preamble << "\\newcolumntype{" << name << "}";
 313                         if (nargs)
 314                                 h_preamble << "[" << nargs << "]";
 315                         h_preamble << "{" << p.verbatim_item() << "}\n";
 316                 }
 317
 318                 else if (t.cs() == "setcounter") {
 319                         string const name = p.getArg('{', '}');
 320                         string const content = p.getArg('{', '}');
 321                         if (name == "secnumdepth")
 322                                 h_secnumdepth = content;
 323                         else if (name == "tocdepth")
 324                                 h_tocdepth = content;
 325                         else
 326                                 h_preamble << "\\setcounter{" << name << "}{" << content << "}\n";
 327                 }
 328
 329                 else if (t.cs() == "setlength") {
 330                         string const name = p.verbatim_item();
 331                         string const content = p.verbatim_item();
 332                         if (name == "parskip")
 333                                 h_paragraph_separation = "skip";
 334                         else if (name == "parindent")
 335                                 h_paragraph_separation = "skip";
 336                         else
 337                                 h_preamble << "\\setlength{" << name << "}{" << content << "}\n";
 338                 }
 339
 340                 else if (t.cs() == "par")
 341                         h_preamble << '\n';
 342
 343                 else if (t.cs() == "begin") {
 344                         string const name = p.getArg('{', '}');
 345                         if (name == "document")
 346                                 break;
 347                         h_preamble << "\\begin{" << name << "}";
 348                 }
 349
 350                 else if (t.cs().size())
 351                         h_preamble << '\\' << t.cs() << ' ';
 352         }
 353
 354         LyXTextClass textclass;
 355         textclass.Read(LibFileSearch("layouts", h_textclass, "layout"));
 356         end_preamble(os, textclass);
 357         return textclass;
 358 }
 359
 360 // }])