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