src/exporter.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 1995 Matthias Ettrich
   7  *           Copyright 1995-2000 The LyX Team.
   8  *
   9  * ====================================================== */
  10
  11 #include <config.h>
  12
  13 #ifdef __GNUG__
  14 #pragma implementation
  15 #endif
  16
  17 #include <algorithm>
  18 #include <stdio.h>
  19
  20 #include "exporter.h"
  21 #include "converter.h"
  22
  23 #include "buffer.h"
  24 #include "support/path.h"
  25
  26
  27 using std::vector;
  28 using std::pair;
  29
  30 extern void ShowMessage(Buffer * buf,
  31                  string const & msg1,
  32                  string const & msg2 = string(),
  33                  string const & msg3 = string(), int delay = 6);
  34
  35 bool Exporter::Export(Buffer * buffer, string const & format0,
  36                       bool put_in_tempdir)
  37 {
  38         string using_format, format;
  39         using_format = Converter::SplitFormat(format0, format);
  40
  41         string filename = buffer->fileName();
  42         string backend_format = BufferExtension(buffer);
  43         bool only_backend = backend_format == format;
  44
  45         //string file = buffer->getLatexName(true);
  46         string file = filename;
  47         if (!buffer->tmppath.empty())
  48                 file = AddName(buffer->tmppath, file);
  49         file = ChangeExtension(file, backend_format);
  50
  51         if (buffer->isLinuxDoc())
  52                 buffer->makeLinuxDocFile(file, only_backend);
  53         else if (only_backend)
  54                 buffer->makeLaTeXFile(file, string(), true);
  55         else
  56                 buffer->makeLaTeXFile(file, buffer->filepath, false);
  57
  58         bool return_value = Converter::convert(buffer, file, format0);
  59         if (!return_value)
  60                 return false;
  61
  62         if (!put_in_tempdir) {
  63                 file = ChangeExtension(file, format);
  64                 string outfile = ChangeExtension(filename, format);
  65                 if (file != outfile)
  66                         rename(file.c_str(), outfile.c_str());
  67
  68                 ShowMessage(buffer,
  69                             _("Document exported as ")
  70                             + Formats::PrettyName(format)
  71                             + _(" to file `")
  72                             + MakeDisplayPath(outfile) +'\'');
  73         }
  74         return true;
  75 }
  76
  77
  78 bool Exporter::Preview(Buffer * buffer, string const & format0)
  79 {
  80         if (!Export(buffer, format0, true))
  81                 return false;
  82
  83         string format;
  84         Converter::SplitFormat(format0, format);
  85
  86         string filename = buffer->fileName();
  87         if (!buffer->tmppath.empty())
  88                 filename = AddName(buffer->tmppath, filename);
  89         filename = ChangeExtension(filename, format);
  90         return Formats::View(filename);
  91 }
  92
  93
  94 vector<pair<string, string> > Exporter::GetExportableFormats(Buffer * buffer)
  95 {
  96         return Converter::GetReachable(BufferExtension(buffer), false);
  97 }
  98
  99
 100 vector<pair<string, string> > Exporter::GetViewableFormats(Buffer * buffer)
 101 {
 102         return Converter::GetReachable(BufferExtension(buffer), true);
 103 }
 104
 105 string Exporter::BufferExtension(Buffer * buffer)
 106 {
 107         if (buffer->isLinuxDoc())
 108                 return "sgml";
 109         else
 110                 return "tex";
 111 }