escape label in included listings

Also use docstring rather than string.

Fixes part of #10544

diff --git a/src/insets/InsetInclude.cpp b/src/insets/InsetInclude.cpp
index 87488f0e6af8ea8b3e5044ecdea4fcbfcfc824a0..89f2533111a99f04cc6f9551c5577750c6cf5de5 100644 (file)
--- a/src/insets/InsetInclude.cpp
+++ b/src/insets/InsetInclude.cpp
@@ -611,43 +611,51 @@ void InsetInclude::latex(otexstream & os, OutputParams const & runparams) const
                string const opt = to_utf8(params()["lstparams"]);
                // opt is set in QInclude dialog and should have passed validation.
                InsetListingsParams lstparams(opt);
-               string parameters = lstparams.params();
-               string language;
-               string caption;
-               string label;
-               string placement;
+               docstring parameters = from_utf8(lstparams.params());
+               docstring language;
+               docstring caption;
+               docstring label;
+               docstring placement;
                bool isfloat = lstparams.isFloat();
-               if (use_minted) {
-                       // Get float placement, language, caption, and
-                       // label, then remove the relative options.
-                       vector<string> opts =
-                               getVectorFromString(parameters, ",", false);
-                       for (size_t i = 0; i < opts.size(); ++i) {
-                               if (prefixIs(opts[i], "float")) {
-                                       if (prefixIs(opts[i], "float="))
-                                               placement = opts[i].substr(6);
-                                       opts.erase(opts.begin() + i--);
-                               } else if (prefixIs(opts[i], "language=")) {
-                                       language = opts[i].substr(9);
-                                       opts.erase(opts.begin() + i--);
-                               } else if (prefixIs(opts[i], "caption=")) {
-                                       caption = opts[i].substr(8);
-                                       opts.erase(opts.begin() + i--);
-                               } else if (prefixIs(opts[i], "label=")) {
-                                       label = opts[i].substr(6);
-                                       opts.erase(opts.begin() + i--);
-                               }
+               // Get float placement, language, caption, and
+               // label, then remove the relative options if minted.
+               vector<docstring> opts =
+                       getVectorFromString(parameters, from_ascii(","), false);
+               vector<docstring> latexed_opts;
+               for (size_t i = 0; i < opts.size(); ++i) {
+                       if (use_minted && prefixIs(opts[i], from_ascii("float"))) {
+                               if (prefixIs(opts[i], from_ascii("float=")))
+                                       placement = opts[i].substr(6);
+                               opts.erase(opts.begin() + i--);
+                       } else if (use_minted && prefixIs(opts[i], from_ascii("language="))) {
+                               language = opts[i].substr(9);
+                               opts.erase(opts.begin() + i--);
+                       } else if (prefixIs(opts[i], from_ascii("caption="))) {
+                               // FIXME We should use HANDLING_LATEXIFY here,
+                               // but that's a file format change (see #10455).
+                               caption = opts[i].substr(8);
+                               opts.erase(opts.begin() + i--);
+                               if (!use_minted)
+                                       latexed_opts.push_back(from_ascii("caption=") + caption);
+                       } else if (prefixIs(opts[i], from_ascii("label="))) {
+                               label = params().prepareCommand(runparams, trim(opts[i].substr(6), "{}"),
+                                                               ParamInfo::HANDLING_ESCAPE);
+                               opts.erase(opts.begin() + i--);
+                               if (!use_minted)
+                                       latexed_opts.push_back(from_ascii("label={") + label + "}");
                        }
-                       if (!label.empty()) {
+                       if (use_minted && !label.empty()) {
                                if (isfloat || !caption.empty())
                                        label = trim(label, "{}");
                                else
-                                       opts.push_back("label=" + label);
+                                       opts.push_back(from_ascii("label=") + label);
                        }
-                       parameters = getStringFromVector(opts, ",");
                }
+               if (!latexed_opts.empty())
+                       opts.insert(opts.end(), latexed_opts.begin(), latexed_opts.end());
+               parameters = getStringFromVector(opts, from_ascii(","));
                if (language.empty())
-                       language = "TeX";
+                       language = from_ascii("TeX");
                if (use_minted && isfloat) {
                        os << breakln << "\\begin{listing}";
                        if (!placement.empty())