tex2lyx: support refstyle and its commands

fixes #4288

src/tex2lyx/Makefile.am

@@ -32,6 +32,7 @@ TEST_FILES = \
 	test/test-insets.tex \
 	test/test.ltx \
 	test/test-modules.tex \
+	test/test-refstyle-references.tex \
 	test/test-structure.tex \
 	test/XeTeX-polyglossia.tex \
 	test/xfigtest.fig \

src/tex2lyx/Preamble.cpp

@@ -698,6 +698,9 @@ void Preamble::handle_package(Parser &p, string const & name,
 	if (name == "eco")
 		h_font_osf = "true";
 
+	if (name == "refstyle")
+		h_use_refstyle = "1";
+
 	// after the detection and handling of special cases, we can remove the
 	// fonts, otherwise they would appear in the preamble, see bug #7856
 	if (is_known(name, known_roman_fonts) || is_known(name, known_sans_fonts)

src/tex2lyx/Preamble.h

@@ -39,6 +39,8 @@ public:
 	///
 	std::string notefontcolor() const { return h_notefontcolor; }
 	///
+	std::string refstyle() const { return h_use_refstyle; }
+	///
 	bool fontCJKSet() const { return h_font_cjk_set; }
 	///
 	std::string fontCJK() const { return h_font_cjk; }

src/tex2lyx/test/test-refstyle-references.tex

@@ -0,0 +1,210 @@
+\documentclass[english]{book}
+\usepackage[T1]{fontenc}
+\usepackage[latin9]{inputenc}
+\usepackage{refstyle}
+\usepackage{amsthm}
+
+\makeatletter
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% LyX specific LaTeX commands.
+
+\AtBeginDocument{\providecommand\partref[1]{\ref{part:#1}}}
+\AtBeginDocument{\providecommand\chapref[1]{\ref{chap:#1}}}
+\AtBeginDocument{\providecommand\secref[1]{\ref{sec:#1}}}
+\AtBeginDocument{\providecommand\subref[1]{\ref{sub:#1}}}
+\AtBeginDocument{\providecommand\parref[1]{\ref{par:#1}}}
+\AtBeginDocument{\providecommand\Staref[1]{\ref{Sta:#1}}}
+\AtBeginDocument{\providecommand\fnref[1]{\ref{fn:#1}}}
+\AtBeginDocument{\providecommand\enuref[1]{\ref{enu:#1}}}
+\AtBeginDocument{\providecommand\eqref[1]{\ref{eq:#1}}}
+\AtBeginDocument{\providecommand\lemref[1]{\ref{lem:#1}}}
+\AtBeginDocument{\providecommand\thmref[1]{\ref{thm:#1}}}
+\AtBeginDocument{\providecommand\corref[1]{\ref{cor:#1}}}
+\AtBeginDocument{\providecommand\propref[1]{\ref{prop:#1}}}
+\RS@ifundefined{subref}
+  {\def\RSsubtxt{section~}\newref{sub}{name = \RSsubtxt}}
+  {}
+\RS@ifundefined{thmref}
+  {\def\RSthmtxt{theorem~}\newref{thm}{name = \RSthmtxt}}
+  {}
+\RS@ifundefined{lemref}
+  {\def\RSlemtxt{lemma~}\newref{lem}{name = \RSlemtxt}}
+  {}
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Textclass specific LaTeX commands.
+\theoremstyle{plain}
+\newtheorem{thm}{\protect\theoremname}
+\theoremstyle{plain}
+\newtheorem{lem}[thm]{\protect\lemmaname}
+\theoremstyle{plain}
+\newtheorem{cor}[thm]{\protect\corollaryname}
+\theoremstyle{plain}
+\newtheorem{prop}[thm]{\protect\propositionname}
+\theoremstyle{plain}
+\newtheorem{conjecture}[thm]{\protect\conjecturename}
+\theoremstyle{plain}
+\newtheorem{fact}[thm]{\protect\factname}
+\theoremstyle{definition}
+\newtheorem{defn}[thm]{\protect\definitionname}
+\theoremstyle{definition}
+\newtheorem{example}[thm]{\protect\examplename}
+\theoremstyle{definition}
+\newtheorem{problem}[thm]{\protect\problemname}
+\theoremstyle{definition}
+\newtheorem{xca}[thm]{\protect\exercisename}
+\theoremstyle{remark}
+\newtheorem{rem}[thm]{\protect\remarkname}
+\theoremstyle{remark}
+\newtheorem{claim}[thm]{\protect\claimname}
+\ifx\proof\undefined
+\newenvironment{proof}[1][\protect\proofname]{\par
+\normalfont\topsep6\p@\@plus6\p@\relax
+\trivlist
+\itemindent\parindent
+\item[\hskip\labelsep\scshape #1]\ignorespaces
+}{%
+\endtrivlist\@endpefalse
+}
+\providecommand{\proofname}{Proof}
+\fi
+
+\makeatother
+
+\usepackage{babel}
+\providecommand{\claimname}{Claim}
+\providecommand{\conjecturename}{Conjecture}
+\providecommand{\corollaryname}{Corollary}
+\providecommand{\definitionname}{Definition}
+\providecommand{\examplename}{Example}
+\providecommand{\exercisename}{Exercise}
+\providecommand{\factname}{Fact}
+\providecommand{\lemmaname}{Lemma}
+\providecommand{\problemname}{Problem}
+\providecommand{\propositionname}{Proposition}
+\providecommand{\remarkname}{Remark}
+\providecommand{\theoremname}{Theorem}
+
+\begin{document}
+
+\part{part\label{part:part}}
+
+\partref{part}
+
+
+\chapter{chapter\label{chap:chapter}}
+
+\chapref{chapter}
+
+
+\section{Section\label{sec:Section}}
+
+\secref{Section}
+
+
+\subsection{Subsection\label{sub:subsection}}
+
+Ref to \subref{subsection}.
+
+
+\subsubsection{Subsubsection\label{sub:Subsubsection}}
+
+Ref to \subref{Subsubsection}.
+
+
+\paragraph{paragraph\label{par:paragraph}}
+
+\parref{paragraph}
+
+
+\subparagraph{subparagraph\label{par:subparagraph}}
+
+\parref{subparagraph}
+
+\begin{figure}
+\protect\caption{\label{Sta:figure}figure}
+\end{figure}
+
+
+\Staref{figure}
+
+\begin{table}
+\protect\caption{\label{Sta:table}table}
+\end{table}
+
+
+\Staref{table}
+
+\footnote{foot\label{fn:foot}%
+}
+
+\fnref{foot}
+
+\marginpar{margin\label{margin}}
+
+\ref{margin}
+\begin{enumerate}
+\item item\label{enu:item}
+\end{enumerate}
+\enuref{item}
+
+\begin{equation}
+A=B\label{eq:A=00003DB}
+\end{equation}
+
+
+\eqref{A=00003DB}
+\begin{lem}
+lemma\label{lem:lemma}
+
+\lemref{lemma}\end{lem}
+\begin{thm}
+theorem\label{thm:theorem}
+
+\thmref{theorem}\end{thm}
+\begin{cor}
+corollary\label{cor:corollary}
+
+\corref{corollary}\end{cor}
+\begin{prop}
+proposition\label{prop:proposition}
+
+\propref{proposition}\end{prop}
+\begin{conjecture}
+conjecture\label{conjecture}
+
+\ref{conjecture}\end{conjecture}
+\begin{fact}
+fact\label{fact}
+
+\ref{fact}\end{fact}
+\begin{defn}
+definition\label{definition}
+
+\ref{definition}\end{defn}
+\begin{example}
+example\label{example}
+
+\ref{example}\end{example}
+\begin{problem}
+problem\label{problem}
+
+\ref{problem}\end{problem}
+\begin{xca}
+exercise\label{exercise}
+
+\ref{exercise}\end{xca}
+\begin{rem}
+remark\label{remark}
+
+\ref{remark}\end{rem}
+\begin{claim}
+claim\label{claim}
+
+\ref{claim}\end{claim}
+\begin{proof}
+proof\label{proof}
+
+\ref{proof}\end{proof}
+
+\end{document}

src/tex2lyx/text.cpp

@@ -117,6 +117,15 @@ char const * const known_ref_commands[] = { "ref", "pageref", "vref",
 char const * const known_coded_ref_commands[] = { "ref", "pageref", "vref",
  "vpageref", "formatted", "eqref", 0 };
 
+char const * const known_refstyle_commands[] = { "chapref", "corref", "eqref",
+ "enuref", "fnref", "lemref", "parref", "partref", "propref", "secref", "Staref",
+ "subref", "thmref", 0 };
+
+char const * const known_refstyle_prefixes[] = { "chap", "cor", "eq",
+ "enu", "fn", "lem", "par", "part", "prop", "sec", "Sta",
+ "sub", "thm", 0 };
+
+
 /**
  * supported CJK encodings
  * JIS does not work with LyX's encoding conversion
@@ -3337,6 +3346,16 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
 		}
 
 		else if ((where = is_known(t.cs(), known_ref_commands))) {
+			// \eqref can also occur if refstyle is used
+			if (t.cs() == "eqref" && preamble.refstyle() == "1") {
+				context.check_layout(os);
+				begin_command_inset(os, "ref", "formatted");
+				os << "reference \"eq:"
+				   << convert_command_inset_arg(p.verbatim_item())
+				   << "\"\n";
+				end_inset(os);
+				preamble.registerAutomaticallyLoadedPackage("refstyle");
+			} else {
 				string const opt = p.getOpt();
 				if (opt.empty()) {
 					context.check_layout(os);
@@ -3348,13 +3367,27 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
 					end_inset(os);
 					if (t.cs() == "vref" || t.cs() == "vpageref")
 						preamble.registerAutomaticallyLoadedPackage("varioref");
-
 				} else {
-				// LyX does not support optional arguments of ref commands
+					// LyX does not yet support optional arguments of ref commands
 					handle_ert(os, t.asInput() + '[' + opt + "]{" +
 				               p.verbatim_item() + "}", context);
 				}
 			}
+		}
+
+		else if ((where = is_known(t.cs(), known_refstyle_commands))) {
+			context.check_layout(os);
+			// \eqref can also occur if refstyle is not used
+			// this case is already handled in the previous else if
+			begin_command_inset(os, "ref", "formatted");
+			os << "reference \"";
+			os << known_refstyle_prefixes[where - known_refstyle_commands]
+			   << ":";
+			os << convert_command_inset_arg(p.verbatim_item())
+			   << "\"\n";
+			end_inset(os);
+			preamble.registerAutomaticallyLoadedPackage("refstyle");
+		}
 
 		else if (use_natbib &&
 			 is_known(t.cs(), known_natbib_commands) &&