]> git.lyx.org Git - lyx.git/blobdiff - src/exporter.C
The Gtk patch.
[lyx.git] / src / exporter.C
index a7847ffbb66ee642188f7b2593928e14e39d62c6..2f3ee4068372b1b86b5b266b16af9f29aca4c279 100644 (file)
-/* This file is part of
- * ====================================================== 
- * 
- *           LyX, The Document Processor
- *        
- *           Copyright 1995 Matthias Ettrich
- *           Copyright 1995-2000 The LyX Team.
+/**
+ * \file exporter.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
  *
- * ====================================================== */
+ * \author unknown
+ * \author Alfredo Braunstein
+ * \author Lars Gullik Bjønnes
+ * \author Jean Marc Lasgouttes
+ * \author Angus Leeming
+ * \author John Levon
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
+ */
 
 #include <config.h>
 
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
-#include <algorithm>
-#include <stdio.h>
-
 #include "exporter.h"
+#include "buffer.h"
+#include "buffer_funcs.h"
+#include "support/filetools.h"
+#include "lyxrc.h"
 #include "converter.h"
+#include "format.h"
+#include "frontends/Alert.h"
+#include "gettext.h"
 
-#include "buffer.h"
-#include "lyx_cb.h"
-#include "support/path.h"
+#include <algorithm>
+
+using namespace lyx::support;
 
 using std::vector;
-using std::pair;
+using std::find;
 
-bool Exporter::Export(Buffer * buffer, string const & format0,
-                     bool put_in_tempdir)
+
+namespace {
+
+vector<string> const Backends(Buffer const & buffer)
 {
-       string format;
-       string using_format = Converter::SplitFormat(format0, format);
+       vector<string> v;
+       if (buffer.params.getLyXTextClass().isTeXClassAvailable())
+               v.push_back(BufferFormat(buffer));
+       v.push_back("text");
+       return v;
+}
+
+} //namespace anon
 
-       string filename = buffer->fileName();
-       string backend_format = BufferExtension(buffer);
-       bool only_backend = backend_format == format;
 
-       //string file = buffer->getLatexName(true);
-        string file = filename;
+bool Exporter::Export(Buffer * buffer, string const & format,
+                     bool put_in_tempdir, string & result_file)
+{
+       string backend_format;
+       LatexRunParams runparams;
+       runparams.flavor = LatexRunParams::LATEX;
+       vector<string> backends = Backends(*buffer);
+       if (find(backends.begin(), backends.end(), format) == backends.end()) {
+               for (vector<string>::const_iterator it = backends.begin();
+                    it != backends.end(); ++it) {
+                       Graph::EdgePath p =
+                               converters.getPath(*it, format);
+                       if (!p.empty()) {
+                               if (converters.usePdflatex(p))
+                                       runparams.flavor = LatexRunParams::PDFLATEX;
+                               backend_format = *it;
+                               break;
+                       }
+               }
+               if (backend_format.empty()) {
+                       Alert::error(_("Couldn't export file"),
+                               bformat(_("No information for exporting the format %1$s."),
+                                  formats.prettyName(format)));
+                       return false;
+               }
+       } else
+               backend_format = format;
+
+       string filename = buffer->getLatexName(false);
        if (!buffer->tmppath.empty())
-               file = AddName(buffer->tmppath, file);
-       file = ChangeExtension(file, backend_format);
-
-       if (buffer->isLinuxDoc())
-               buffer->makeLinuxDocFile(file, only_backend);
-       else if (only_backend)
-               buffer->makeLaTeXFile(file, string(), true);
-       else
-               buffer->makeLaTeXFile(file, buffer->filepath, false);
-
-       bool return_value = Converter::convert(buffer, file, format0);
-       if (!return_value)
+               filename = AddName(buffer->tmppath, filename);
+       filename = ChangeExtension(filename,
+                                  formats.extension(backend_format));
+
+       // Ascii backend
+       if (backend_format == "text")
+               buffer->writeFileAscii(filename, lyxrc.ascii_linelen);
+       // Linuxdoc backend
+       else if (buffer->isLinuxDoc())
+               buffer->makeLinuxDocFile(filename, !put_in_tempdir);
+       // Docbook backend
+       else if (buffer->isDocBook())
+               buffer->makeDocBookFile(filename, !put_in_tempdir);
+       // LaTeX backend
+       else if (backend_format == format) {
+               runparams.nice = true;
+               buffer->makeLaTeXFile(filename, string(), runparams);
+       } else if (contains(buffer->filePath(), ' ')) {
+               Alert::error(_("File name error"),
+                          _("The directory path to the document cannot contain spaces."));
                return false;
-
-       if (!put_in_tempdir) {
-               file = ChangeExtension(file, format);
-               string outfile = ChangeExtension(filename, format);
-               if (file != outfile)
-                       rename(file.c_str(), outfile.c_str());
-
-               ShowMessage(buffer,
-                           _("Document exported as ")
-                           + Formats::PrettyName(format)
-                           + _(" to file `")
-                           + MakeDisplayPath(outfile) +'\'');
+       } else {
+               runparams.nice = false;
+               buffer->makeLaTeXFile(filename, buffer->filePath(), runparams);
        }
-       return true;
-}
 
+       string outfile_base = (put_in_tempdir)
+               ? filename : buffer->getLatexName(false);
 
-bool Exporter::Preview(Buffer * buffer, string const & format0)
-{
-       if (!Export(buffer, format0, true))
+       if (!converters.convert(buffer, filename, outfile_base,
+                               backend_format, format, result_file))
                return false;
 
-       string format;
-       Converter::SplitFormat(format0, format);
+       if (!put_in_tempdir)
+               buffer->message(_("Document exported as ")
+                                     + formats.prettyName(format)
+                                     + _(" to file `")
+                                     + MakeDisplayPath(result_file) +'\'');
+       return true;
+}
+
 
-       string filename = buffer->fileName();
-       if (!buffer->tmppath.empty())
-               filename = AddName(buffer->tmppath, filename);
-       filename = ChangeExtension(filename, format);
-       return Formats::View(filename);
+bool Exporter::Export(Buffer * buffer, string const & format,
+                     bool put_in_tempdir)
+{
+       string result_file;
+       return Export(buffer, format, put_in_tempdir, result_file);
 }
 
 
-vector<pair<string, string> > const
-Exporter::GetExportableFormats(Buffer const * buffer)
+bool Exporter::Preview(Buffer * buffer, string const & format)
 {
-       return Converter::GetReachable(BufferExtension(buffer), false);
+       string result_file;
+       if (!Export(buffer, format, true, result_file))
+               return false;
+       return formats.view(*buffer, result_file, format);
 }
 
 
-vector<pair<string, string> > const
-Exporter::GetViewableFormats(Buffer const * buffer)
+bool Exporter::IsExportable(Buffer const & buffer, string const & format)
 {
-       return Converter::GetReachable(BufferExtension(buffer), true);
+       vector<string> backends = Backends(buffer);
+       for (vector<string>::const_iterator it = backends.begin();
+            it != backends.end(); ++it)
+               if (converters.isReachable(*it, format))
+                       return true;
+       return false;
 }
 
 
-string const Exporter::BufferExtension(Buffer const * buffer)
+vector<Format const *> const
+Exporter::GetExportableFormats(Buffer const & buffer, bool only_viewable)
 {
-       if (buffer->isLinuxDoc())
-               return "sgml";
-       else
-               return "tex";
+       vector<string> backends = Backends(buffer);
+       vector<Format const *> result =
+               converters.getReachable(backends[0], only_viewable, true);
+       for (vector<string>::const_iterator it = backends.begin() + 1;
+            it != backends.end(); ++it) {
+               vector<Format const *>  r =
+                       converters.getReachable(*it, only_viewable, false);
+               result.insert(result.end(), r.begin(), r.end());
+       }
+       return result;
 }