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 "support/filetools.h"
  23
  24 #include "frontends/Alert.h"
  25
  26 #include "gettext.h"
  27 #include "BufferView.h"
  28 #include "buffer_funcs.h"
  29
  30 using lyx::docstring;
  31 using lyx::support::bformat;
  32 using lyx::support::changeExtension;
  33 using lyx::support::makeDisplayPath;
  34
  35 using std::find;
  36 using std::string;
  37 using std::vector;
  38
  39
  40 bool Importer::Import(LyXView * lv, string const & filename,
  41                       string const & format, ErrorList & errorList)
  42 {
  43         docstring const displaypath = makeDisplayPath(filename);
  44         lv->message(bformat(_("Importing %1$s..."), displaypath));
  45
  46         string const lyxfile = changeExtension(filename, ".lyx");
  47
  48         string loader_format;
  49         vector<string> loaders = Loaders();
  50         if (find(loaders.begin(), loaders.end(), format) == loaders.end()) {
  51                 for (vector<string>::const_iterator it = loaders.begin();
  52                      it != loaders.end(); ++it) {
  53                         if (converters.isReachable(format, *it)) {
  54                                 if (!converters.convert(0, filename, filename,
  55                                                         format, *it, errorList))
  56                                         return false;
  57                                 loader_format = *it;
  58                                 break;
  59                         }
  60                 }
  61                 if (loader_format.empty()) {
  62                         lyx::frontend::Alert::error(_("Couldn't import file"),
  63                                      bformat(_("No information for importing the format %1$s."),
  64                                          formats.prettyName(format)));
  65                         return false;
  66                 }
  67         } else
  68                 loader_format = format;
  69
  70
  71         if (loader_format == "lyx") {
  72                 lv->loadLyXFile(lyxfile);
  73         } else {
  74                 Buffer * const b = newFile(lyxfile, string(), true);
  75                 if (b)
  76                         lv->setBuffer(b);
  77                 else
  78                         return false;
  79                 bool as_paragraphs = loader_format == "textparagraph";
  80                 string filename2 = (loader_format == format) ? filename
  81                         : changeExtension(filename,
  82                                           formats.extension(loader_format));
  83                 insertAsciiFile(lv->view(), filename2, as_paragraphs);
  84                 lv->dispatch(FuncRequest(LFUN_MARK_OFF));
  85         }
  86
  87         // we are done
  88         lv->message(_("imported."));
  89         return true;
  90 }
  91
  92
  93 vector<Format const *> const Importer::GetImportableFormats()
  94 {
  95         vector<string> loaders = Loaders();
  96         vector<Format const *> result =
  97                 converters.getReachableTo(loaders[0], true);
  98         for (vector<string>::const_iterator it = loaders.begin() + 1;
  99              it != loaders.end(); ++it) {
 100                 vector<Format const *> r =
 101                         converters.getReachableTo(*it, false);
 102                 result.insert(result.end(), r.begin(), r.end());
 103         }
 104         return result;
 105 }
 106
 107
 108 vector<string> const Importer::Loaders()
 109 {
 110         vector<string> v;
 111         v.push_back("lyx");
 112         v.push_back("text");
 113         v.push_back("textparagraph");
 114         return v;
 115 }