src/importer.C

   1 /**
   2  * \file importer.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author unknown
   7  * \author Lars Gullik Bjønnes
   8  * \author Jean-Marc Lasgouttes
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "importer.h"
  16 #include "converter.h"
  17 #include "format.h"
  18 #include "frontends/LyXView.h"
  19 #include "funcrequest.h"
  20 #include "lyx_cb.h"
  21
  22 #include "bufferlist.h"
  23 #include "support/filetools.h"
  24 #include "frontends/Alert.h"
  25 #include "gettext.h"
  26 #include "BufferView.h"
  27 #include "buffer_funcs.h"
  28
  29 using lyx::support::bformat;
  30 using lyx::support::changeExtension;
  31 using lyx::support::makeDisplayPath;
  32
  33 using std::find;
  34 using std::string;
  35 using std::vector;
  36
  37
  38 extern BufferList bufferlist;
  39
  40
  41 bool Importer::Import(LyXView * lv, string const & filename,
  42                       string const & format)
  43 {
  44         string const displaypath = makeDisplayPath(filename);
  45         lv->message(bformat(_("Importing %1$s..."), displaypath));
  46
  47         string const lyxfile = changeExtension(filename, ".lyx");
  48
  49         string loader_format;
  50         vector<string> loaders = Loaders();
  51         if (find(loaders.begin(), loaders.end(), format) == loaders.end()) {
  52                 for (vector<string>::const_iterator it = loaders.begin();
  53                      it != loaders.end(); ++it) {
  54                         if (converters.isReachable(format, *it)) {
  55                                 if (!converters.convert(0, filename, filename,
  56                                                         format, *it))
  57                                         return false;
  58                                 loader_format = *it;
  59                                 break;
  60                         }
  61                 }
  62                 if (loader_format.empty()) {
  63                         Alert::error(_("Couldn't import file"),
  64                                      bformat(_("No information for importing the format %1$s."),
  65                                          formats.prettyName(format)));
  66                         return false;
  67                 }
  68         } else
  69                 loader_format = format;
  70
  71
  72         if (loader_format == "lyx") {
  73                 lv->loadLyXFile(lyxfile);
  74         } else {
  75                 lv->setBuffer(newFile(lyxfile, string(), true));
  76                 bool as_paragraphs = loader_format == "textparagraph";
  77                 string filename2 = (loader_format == format) ? filename
  78                         : changeExtension(filename,
  79                                           formats.extension(loader_format));
  80                 insertAsciiFile(lv->view(), filename2, as_paragraphs);
  81                 lv->dispatch(FuncRequest(LFUN_MARK_OFF));
  82         }
  83
  84         // we are done
  85         lv->message(_("imported."));
  86         return true;
  87 }
  88
  89
  90 vector<Format const *> const Importer::GetImportableFormats()
  91 {
  92         vector<string> loaders = Loaders();
  93         vector<Format const *> result =
  94                 converters.getReachableTo(loaders[0], true);
  95         for (vector<string>::const_iterator it = loaders.begin() + 1;
  96              it != loaders.end(); ++it) {
  97                 vector<Format const *> r =
  98                         converters.getReachableTo(*it, false);
  99                 result.insert(result.end(), r.begin(), r.end());
 100         }
 101         return result;
 102 }
 103
 104
 105 vector<string> const Importer::Loaders()
 106 {
 107         vector<string> v;
 108         v.push_back("lyx");
 109         v.push_back("text");
 110         v.push_back("textparagraph");
 111         return v;
 112 }