docstring InsetListings::getCaption(OutputParams const & runparams) const
{
if (paragraphs().empty())
return docstring();
InsetCaption const * ins = getCaptionInset();
if (ins == 0)
return docstring();
TexRow texrow;
odocstringstream ods;
otexstream os(ods, texrow);
ins->getOptArg(os, runparams);
ins->getArgument(os, runparams);
// the caption may contain \label{} but the listings
// package prefer caption={}, label={}
docstring cap = ods.str();
if (!contains(to_utf8(cap), "\\label{"))
return cap;
// convert from
// blah1\label{blah2} blah3
// to
// blah1 blah3},label={blah2
// to form options
// caption={blah1 blah3},label={blah2}
//
// NOTE that } is not allowed in blah2.
regex const reg("(.*)\\\\label\\{(.*?)\\}(.*)");
string const new_cap("\\1\\3},label={\\2");
return from_utf8(regex_replace(to_utf8(cap), reg, new_cap));
}
docstring InsetCaptionable::getCaptionText(OutputParams const & runparams) const
{
InsetCaption const * ins = getCaptionInset();
if (ins == 0)
return docstring();
odocstringstream ods;
ins->getCaptionAsPlaintext(ods, runparams);
return ods.str();
}
docstring InsetCaptionable::getCaptionHTML(OutputParams const & runparams) const
{
InsetCaption const * ins = getCaptionInset();
if (ins == 0)
return docstring();
odocstringstream ods;
XHTMLStream xs(ods);
docstring def = ins->getCaptionAsHTML(xs, runparams);
if (!def.empty())
// should already have been escaped
xs << XHTMLStream::ESCAPE_NONE << def << '\n';
return ods.str();
}
