Patch from John (figinset) and Dekel (RTL and spellchecker)

[lyx.git] / src / exporter.C

diff --git a/src/exporter.C b/src/exporter.C
index 419ae573805f7f2be30ecb5fdf72544730f263a2..26952a7b64ae7348533b981590d2d61c61a648fa 100644 (file)
--- a/src/exporter.C
+++ b/src/exporter.C
@@ -14,87 +14,140 @@
 #pragma implementation
 #endif
 
+#include <algorithm>
+
 #include "exporter.h"
-#include "converter.h"
 #include "buffer.h"
 #include "lyx_cb.h" //ShowMessage()
 #include "support/filetools.h"
+#include "lyxrc.h"
+#include "converter.h"
+#include "lyx_gui_misc.h" //WriteAlert
 
 using std::vector;
-using std::pair;
+using std::find;
 
-bool Exporter::Export(Buffer * buffer, string const & format0,
-                     bool put_in_tempdir)
+bool Exporter::Export(Buffer * buffer, string const & format,
+                     bool put_in_tempdir, string & result_file)
 {
-       string format;
-       string using_format = Converter::SplitFormat(format0, format);
-
-       string backend_format = BufferExtension(buffer);
-       bool only_backend = backend_format == format;
+       string backend_format;
+       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) {
+                       Converters::EdgePath p =
+                               converters.GetPath(*it, format);
+                       if (!p.empty()) {
+                               lyxrc.pdf_mode = converters.UsePdflatex(p);
+                               backend_format = *it;
+                               break;
+                       }
+               }
+               if (backend_format.empty()) {
+                       WriteAlert(_("Can not export file"),
+                                  _("No information for exporting to ")
+                                  + formats.PrettyName(format));
+                       return false;
+               }
+       } else
+               backend_format = format;
 
        string filename = buffer->getLatexName(false);
        if (!buffer->tmppath.empty())
                filename = AddName(buffer->tmppath, filename);
-       filename = ChangeExtension(filename, backend_format);
-
-       if (buffer->isLinuxDoc())
-               buffer->makeLinuxDocFile(filename, only_backend);
-       else if (only_backend)
+       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, true);
+       // Docbook backend
+       else if (buffer->isDocBook())
+               buffer->makeDocBookFile(filename, true);
+       // LaTeX backend
+       else if (backend_format == format)
                buffer->makeLaTeXFile(filename, string(), true);
        else
                buffer->makeLaTeXFile(filename, buffer->filepath, false);
 
-       string outfile = (put_in_tempdir)
-               ? ChangeExtension(filename, format)
-               : ChangeExtension(buffer->getLatexName(false), format);
+       string outfile_base = (put_in_tempdir)
+               ? filename : buffer->getLatexName(false);
 
-       if (!Converter::Convert(buffer, filename, outfile, using_format))
+       if (!converters.Convert(buffer, filename, outfile_base,
+                               backend_format, format, result_file))
                return false;
 
        if (!put_in_tempdir)
                ShowMessage(buffer,
                            _("Document exported as ")
-                           + Formats::PrettyName(format)
+                           + formats.PrettyName(format)
                            + _(" to file `")
-                           + MakeDisplayPath(outfile) +'\'');
+                           + MakeDisplayPath(result_file) +'\'');
        return true;
 }
 
+bool Exporter::Export(Buffer * buffer, string const & format,
+                     bool put_in_tempdir)
+{
+       string result_file;
+       return Export(buffer, format, put_in_tempdir, result_file);
+}
 
-bool Exporter::Preview(Buffer * buffer, string const & format0)
+bool Exporter::Preview(Buffer * buffer, string const & format)
 {
-       if (!Export(buffer, format0, true))
+       string result_file;
+       if (!Export(buffer, format, true, result_file))
                return false;
-
-       string format;
-       Converter::SplitFormat(format0, format);
-
-       string filename = buffer->getLatexName(false);
-       if (!buffer->tmppath.empty())
-               filename = AddName(buffer->tmppath, filename);
-       filename = ChangeExtension(filename, format);
-       return Formats::View(buffer, filename);
+       return formats.View(buffer, result_file, format);
 }
 
 
-vector<pair<string, string> > const
-Exporter::GetExportableFormats(Buffer const * buffer)
+bool Exporter::IsExportable(Buffer const * buffer, string const & format)
 {
-       return Converter::GetReachable(BufferExtension(buffer), false);
+       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;
 }
 
 
-vector<pair<string, string> > const
-Exporter::GetViewableFormats(Buffer const * buffer)
+vector<Format const *> const
+Exporter::GetExportableFormats(Buffer const * buffer, bool only_viewable)
 {
-       return Converter::GetReachable(BufferExtension(buffer), true);
+       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;
 }
 
 
-string const Exporter::BufferExtension(Buffer const * buffer)
+string const Exporter::BufferFormat(Buffer const * buffer)
 {
        if (buffer->isLinuxDoc())
-               return "sgml";
+               return "linuxdoc";
+       else if (buffer->isDocBook())
+               return "docbook";
+       else if (buffer->isLiterate())
+               return "literate";
        else
-               return "tex";
+               return "latex";
+}
+
+vector<string> const Exporter::Backends(Buffer const * buffer)
+{
+       vector<string> v;
+       v.push_back(BufferFormat(buffer));
+       v.push_back("text");
+       return v;
 }