- // Perform all these manipulations on a temporary file if possible.
- // If we are not using a temp dir, then temp_file contains the
- // original file.
- // to allow files with the same name in different dirs
- // we manipulate the original file "any.dir/file.ext"
- // to "any_dir_file.ext"! changing the dots in the
- // dirname is important for the use of ChangeExtension
- lyxerr[Debug::GRAPHICS]
- << "\tthe orig file is: " << orig_file_with_path << endl;
-
- if (lyxrc.use_tempdir) {
- string const ext_tmp = GetExtension(orig_file_with_path);
- // without ext and /
- temp_file = subst(
- ChangeExtension(orig_file_with_path, string()), "/", "_");
- // without dots and again with ext
- temp_file = ChangeExtension(
- subst(temp_file, ".", "_"), ext_tmp);
- // now we have any_dir_file.ext
- temp_file = MakeAbsPath(temp_file, buf->tmppath);
- lyxerr[Debug::GRAPHICS]
- << "\tchanged to: " << temp_file << endl;
+string const stripExtensionIfPossible(string const & file)
+{
+ // Remove the extension so the LaTeX will use whatever
+ // is appropriate (when there are several versions in
+ // different formats)
+ // This works only if the filename contains no dots besides
+ // the just removed one. We can fool here by replacing all
+ // dots with a macro whose definition is just a dot ;-)
+ // The automatic format selection does not work if the file
+ // name is escaped.
+ string const latex_name = latex_path(file,
+ lyx::support::EXCLUDE_EXTENSION);
+ if (contains(latex_name, '"'))
+ return latex_name;
+ return latex_path(RemoveExtension(file),
+ lyx::support::PROTECT_EXTENSION,
+ lyx::support::ESCAPE_DOTS);
+}
+
+
+string const stripExtensionIfPossible(string const & file, string const & to)
+{
+ // No conversion is needed. LaTeX can handle the graphic file as is.
+ // This is true even if the orig_file is compressed.
+ string const to_format = formats.getFormat(to)->extension();
+ string const file_format = GetExtension(file);
+ // for latex .ps == .eps
+ if (to_format == file_format ||
+ (to_format == "eps" && file_format == "ps") ||
+ (to_format == "ps" && file_format == "eps"))
+ return stripExtensionIfPossible(file);
+ return latex_path(file, lyx::support::EXCLUDE_EXTENSION);
+}
+
+} // namespace anon
+
+
+string const InsetGraphics::prepareFile(Buffer const & buf,
+ OutputParams const & runparams) const
+{
+ // The following code depends on non-empty filenames
+ if (params().filename.empty())
+ return string();
+
+ string const orig_file = params().filename.absFilename();
+ string const rel_file = params().filename.relFilename(buf.filePath());
+
+ // If the file is compressed and we have specified that it
+ // should not be uncompressed, then just return its name and
+ // let LaTeX do the rest!
+ bool const zipped = params().filename.isZipped();
+
+ // temp_file will contain the file for LaTeX to act on if, for example,
+ // we move it to a temp dir or uncompress it.
+ string temp_file = orig_file;
+
+ // The master buffer. This is useful when there are multiple levels
+ // of include files
+ Buffer const * m_buffer = buf.getMasterBuffer();
+
+ // Return the output name if the file does not exist.
+ // We are not going to change the extension or using the name of the
+ // temporary file, the code is already complicated enough.
+ if (!IsFileReadable(orig_file))
+ return params().filename.outputFilename(m_buffer->filePath());
+
+ // We place all temporary files in the master buffer's temp dir.
+ // This is possible because we use mangled file names.
+ // This is necessary for DVI export.
+ string const temp_path = m_buffer->temppath();
+
+ CopyStatus status;
+ boost::tie(status, temp_file) =
+ copyToDirIfNeeded(orig_file, temp_path, zipped);
+
+ if (status == FAILURE)
+ return orig_file;
+
+ // a relative filename should be relative to the master
+ // buffer.
+ // "nice" means that the buffer is exported to LaTeX format but not
+ // run through the LaTeX compiler.
+ string const output_file = os::external_path(runparams.nice ?
+ params().filename.outputFilename(m_buffer->filePath()) :
+ OnlyFilename(temp_file));
+ string const source_file = runparams.nice ? orig_file : temp_file;