+docstring InsetCommandParams::prepareCommand(OutputParams const & runparams,
+ docstring const & command,
+ ParamInfo::ParamHandling handling) const
+{
+ docstring result;
+ bool ltrimmed = false;
+ // Trimming can be done on top of any of the other handlings
+ // We check this here since handling might be changed below.
+ if (handling & ParamInfo::HANDLING_LTRIM) {
+ // this is used if no other handling is done
+ result = command;
+ ltrimmed = true;
+ }
+ if (handling & ParamInfo::HANDLING_LATEXIFY
+ || handling & ParamInfo::HANDLING_INDEX_ESCAPE)
+ if ((*this)["literal"] == "true")
+ handling = ParamInfo::HANDLING_NONE;
+
+ // LATEXIFY, ESCAPE and NONE are mutually exclusive
+ if (handling & ParamInfo::HANDLING_LATEXIFY) {
+ // First handle backslash
+ result = subst(command, from_ascii("\\"), from_ascii("\\textbackslash{}"));
+ // Then get LaTeX macros
+ pair<docstring, docstring> command_latexed =
+ runparams.encoding->latexString(result, runparams.dryrun);
+ result = command_latexed.first;
+ if (!command_latexed.second.empty()) {
+ // Issue a warning about omitted characters
+ // FIXME: should be passed to the error dialog
+ frontend::Alert::warning(_("Uncodable characters"),
+ bformat(_("The following characters that are used in the inset %1$s are not\n"
+ "representable in the current encoding and therefore have been omitted:\n%2$s."),
+ from_utf8(insetType()), command_latexed.second));
+ }
+ // Now escape special commands
+ static docstring const backslash = from_ascii("\\");
+ int const nchars_escape = 8;
+ static char_type const chars_escape[nchars_escape] = {
+ '&', '_', '$', '%', '#', '^', '{', '}'};
+
+ if (!result.empty()) {
+ int previous;
+ // The characters in chars_name[] need to be changed to a command when
+ // they are LaTeXified.
+ for (int k = 0; k < nchars_escape; k++)
+ for (size_t i = 0, pos;
+ (pos = result.find(chars_escape[k], i)) != string::npos;
+ i = pos + 2) {
+ //(Only) \\^ needs to be terminated
+ docstring const term = (k == 5) ? from_ascii("{}") : docstring();
+ if (pos == 0)
+ previous = 0;
+ else
+ previous = pos - 1;
+ // only if not already escaped
+ if (result[previous] != '\\')
+ result.replace(pos, 1, backslash + chars_escape[k] + term);
+ }
+ }
+ }
+ else if (handling & ParamInfo::HANDLING_ESCAPE)
+ result = escape(command);
+ else if (handling & ParamInfo::HANDLING_NONE) {
+ // we can only output characters covered by the current
+ // encoding!
+ docstring uncodable;
+ for (size_type i = 0 ; i < command.size() ; ++i) {
+ char_type c = command[i];
+ try {
+ if (runparams.encoding->encodable(c))
+ result += c;
+ else if (runparams.dryrun) {
+ result += "<" + _("LyX Warning: ")
+ + _("uncodable character") + " '";
+ result += docstring(1, c);
+ result += "'>";
+ } else
+ uncodable += c;
+ } catch (EncodingException & /* e */) {
+ if (runparams.dryrun) {
+ result += "<" + _("LyX Warning: ")
+ + _("uncodable character") + " '";
+ result += docstring(1, c);
+ result += "'>";
+ } else
+ uncodable += c;
+ }
+ }
+ if (!uncodable.empty() && !runparams.silent) {
+ // issue a warning about omitted characters
+ // FIXME: should be passed to the error dialog
+ frontend::Alert::warning(_("Uncodable characters in inset"),
+ bformat(_("The following characters in one of the insets are\n"
+ "not representable in the current encoding and have been omitted: %1$s.\n"
+ "Unchecking 'Literal' in the respective inset dialog might help."),
+ uncodable));
+ }
+ }
+ // INDEX_ESCAPE is independent of the others
+ if (handling & ParamInfo::HANDLING_INDEX_ESCAPE) {
+ // Now escape special commands
+ static docstring const quote = from_ascii("\"");
+ int const nchars_escape = 4;
+ static char_type const chars_escape[nchars_escape] = { '"', '@', '|', '!' };
+
+ if (!result.empty()) {
+ // The characters in chars_name[] need to be changed to a command when
+ // they are LaTeXified.
+ for (int k = 0; k < nchars_escape; k++)
+ for (size_t i = 0, pos;
+ (pos = result.find(chars_escape[k], i)) != string::npos;
+ i = pos + 2)
+ result.replace(pos, 1, quote + chars_escape[k]);
+ }
+ }
+
+ return ltrimmed ? ltrim(result) : result;
+}
+
+
+docstring InsetCommandParams::getCommand(OutputParams const & runparams) const