src/importer.C

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