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
  21 #include "bufferlist.h"
  22 #include "support/filetools.h"
  23 #include "frontends/Alert.h"
  24 #include "gettext.h"
  25 #include "BufferView.h"
  26
  27 using lyx::support::bformat;
  28 using lyx::support::ChangeExtension;
  29 using lyx::support::MakeDisplayPath;
  30
  31 using std::find;
  32 using std::string;
  33 using std::vector;
  34
  35
  36 extern BufferList bufferlist;
  37 extern void InsertAsciiFile(BufferView *, string const &, bool);
  38
  39
  40 bool Importer::Import(LyXView * lv, string const & filename,
  41                       string const & format)
  42 {
  43         string const displaypath = MakeDisplayPath(filename);
  44         lv->message(bformat(_("Importing %1$s..."), displaypath));
  45
  46         string const lyxfile = ChangeExtension(filename, ".lyx");
  47
  48         string loader_format;
  49         vector<string> loaders = Loaders();
  50         if (find(loaders.begin(), loaders.end(), format) == loaders.end()) {
  51                 for (vector<string>::const_iterator it = loaders.begin();
  52                      it != loaders.end(); ++it) {
  53                         if (converters.isReachable(format, *it)) {
  54                                 if (!converters.convert(0, filename, filename,
  55                                                         format, *it))
  56                                         return false;
  57                                 loader_format = *it;
  58                                 break;
  59                         }
  60                 }
  61                 if (loader_format.empty()) {
  62                         Alert::error(_("Couldn't import file"),
  63                                      bformat(_("No information for importing the format %1$s."),
  64                                          formats.prettyName(format)));
  65                         return false;
  66                 }
  67         } else
  68                 loader_format = format;
  69
  70
  71         if (loader_format == "lyx") {
  72                 lv->view()->loadLyXFile(lyxfile);
  73         } else {
  74                 lv->view()->newFile(lyxfile, string(), true);
  75                 bool as_paragraphs = loader_format == "textparagraph";
  76                 string filename2 = (loader_format == format) ? filename
  77                         : ChangeExtension(filename,
  78                                           formats.extension(loader_format));
  79                 InsertAsciiFile(lv->view().get(), filename2, as_paragraphs);
  80                 lv->dispatch(FuncRequest(LFUN_MARK_OFF));
  81         }
  82
  83         // we are done
  84         lv->message(_("imported."));
  85         return true;
  86 }
  87
  88
  89 vector<Format const *> const Importer::GetImportableFormats()
  90 {
  91         vector<string> loaders = Loaders();
  92         vector<Format const *> result =
  93                 converters.getReachableTo(loaders[0], true);
  94         for (vector<string>::const_iterator it = loaders.begin() + 1;
  95              it != loaders.end(); ++it) {
  96                 vector<Format const *> r =
  97                         converters.getReachableTo(*it, false);
  98                 result.insert(result.end(), r.begin(), r.end());
  99         }
 100         return result;
 101 }
 102
 103
 104 vector<string> const Importer::Loaders()
 105 {
 106         vector<string> v;
 107         v.push_back("lyx");
 108         v.push_back("text");
 109         v.push_back("textparagraph");
 110         return v;
 111 }