[LyX/master] amend 9291fc465b0d

[Juergen Spitzmueller]

commit 823d2900362abcc22a259cce6773d0bb9a3263dc
Author: Juergen Spitzmueller <spitz at lyx.org>
Date:   Wed Jul 24 21:42:56 2024 +0200

    amend 9291fc465b0d
    
    XHTML wants LaTeX math, nothing converted to unicode
---
 src/BiblioInfo.cpp         | 13 +++++++------
 src/BiblioInfo.h           |  6 ++++--
 src/Encoding.cpp           | 16 +++++++++++++++-
 src/Encoding.h             |  3 ++-
 src/insets/InsetBibtex.cpp |  2 +-
 5 files changed, 29 insertions(+), 11 deletions(-)

diff --git a/src/BiblioInfo.cpp b/src/BiblioInfo.cpp
index d933bda4c9..9458984f96 100644
--- a/src/BiblioInfo.cpp
+++ b/src/BiblioInfo.cpp
@@ -915,7 +915,8 @@ docstring BibTeXInfo::expandFormat(docstring const & format,
 
 
 docstring const & BibTeXInfo::getInfo(BibTeXInfoList const & xrefs,
-	Buffer const & buf, CiteItem const & ci, docstring const & format_in) const
+	Buffer const & buf, CiteItem const & ci, docstring const & format_in,
+	bool const for_xhtml) const
 {
 	bool const richtext = ci.richtext;
 
@@ -933,7 +934,7 @@ docstring const & BibTeXInfo::getInfo(BibTeXInfoList const & xrefs,
 	}
 
 	if (!richtext && !info_.empty()) {
-		info_ = Encodings::convertLaTeXCommands(processRichtext(info_, false));
+		info_ = Encodings::convertLaTeXCommands(processRichtext(info_, false), for_xhtml);
 		return info_;
 	}
 	if (richtext && !info_richtext_.empty())
@@ -955,11 +956,11 @@ docstring const & BibTeXInfo::getInfo(BibTeXInfoList const & xrefs,
 	}
 
 	if (richtext) {
-		info_richtext_ = Encodings::convertLaTeXCommands(processRichtext(info_, true));
+		info_richtext_ = Encodings::convertLaTeXCommands(processRichtext(info_, true), for_xhtml);
 		return info_richtext_;
 	}
 
-	info_ = Encodings::convertLaTeXCommands(processRichtext(info_, false));
+	info_ = Encodings::convertLaTeXCommands(processRichtext(info_, false), for_xhtml);
 	return info_;
 }
 
@@ -1376,7 +1377,7 @@ docstring const BiblioInfo::getYear(docstring const & key, Buffer const & buf, b
 
 
 docstring const BiblioInfo::getInfo(docstring const & key,
-	Buffer const & buf, CiteItem const & ci, docstring const & format) const
+	Buffer const & buf, CiteItem const & ci, docstring const & format, bool const for_xhtml) const
 {
 	BiblioInfo::const_iterator it = find(key);
 	if (it == end())
@@ -1388,7 +1389,7 @@ docstring const BiblioInfo::getInfo(docstring const & key,
 		if (xrefit != end())
 			xrefptrs.push_back(&(xrefit->second));
 	}
-	return data.getInfo(xrefptrs, buf, ci, format);
+	return data.getInfo(xrefptrs, buf, ci, format, for_xhtml);
 }
 
 
diff --git a/src/BiblioInfo.h b/src/BiblioInfo.h
index 6092894b40..7b7a80e058 100644
--- a/src/BiblioInfo.h
+++ b/src/BiblioInfo.h
@@ -81,7 +81,8 @@ public:
 	/// \param vector of pointers to crossref/xdata information
 	docstring const & getInfo(BibTeXInfoList const & xrefs,
 				  Buffer const & buf, CiteItem const & ci,
-				  docstring const & format = docstring()) const;
+				  docstring const & format = docstring(),
+				  bool const for_xhtml = false) const;
 	/// \return formatted BibTeX data for a citation label
 	docstring const getLabel(BibTeXInfoList const & xrefs,
 		Buffer const & buf, docstring const & format,
@@ -236,7 +237,8 @@ public:
 	/// output any richtext tags marked in the citation format and escape < and >
 	/// elsewhere, and the general output context.
 	docstring const getInfo(docstring const & key, Buffer const & buf,
-			CiteItem const & ci, docstring const & format = docstring()) const;
+				CiteItem const & ci, docstring const & format = docstring(),
+				bool const for_xhtml = false) const;
 	/// \return formatted BibTeX data for citation labels.
 	/// Citation labels can have more than one key.
 	docstring const getLabel(std::vector<docstring> keys, Buffer const & buf,
diff --git a/src/Encoding.cpp b/src/Encoding.cpp
index 54a5aebd15..675834f63f 100644
--- a/src/Encoding.cpp
+++ b/src/Encoding.cpp
@@ -614,7 +614,7 @@ docstring Encodings::fromLaTeXCommand(docstring const & cmd, int cmdtype,
 }
 
 
-docstring Encodings::convertLaTeXCommands(docstring const & str)
+docstring Encodings::convertLaTeXCommands(docstring const & str, bool const for_xhtml)
 {
 	docstring val = str;
 	docstring ret;
@@ -630,6 +630,20 @@ docstring Encodings::convertLaTeXCommands(docstring const & str)
 		// if we're scanning math, we collect everything until we
 		// find an unescaped $, and then try to convert this piecewise.
 		if (scanning_math) {
+			if (for_xhtml) {
+				// with xhtml, we output everything until we
+				// find an unescaped $, at which point we break out.
+				if (escaped)
+					escaped = false;
+				else if (ch == '\\')
+					escaped = true;
+				else if (ch == '$')
+					scanning_math = false;
+				ret += ch;
+				val = val.substr(1);
+				continue;
+			}
+			
 			if (escaped)
 				escaped = false;
 			else if (ch == '\\')
diff --git a/src/Encoding.h b/src/Encoding.h
index 3177132514..1321a5ff61 100644
--- a/src/Encoding.h
+++ b/src/Encoding.h
@@ -351,7 +351,8 @@ public:
 			std::set<std::string> * req = nullptr);
 	/// converts a string containing LaTeX commands into unicode
 	/// for display.
-	static docstring convertLaTeXCommands(docstring const & str);
+	static docstring convertLaTeXCommands(docstring const & str,
+					      bool const for_xhtml = false);
 	///
 	enum LatexCmd {
 		///
diff --git a/src/insets/InsetBibtex.cpp b/src/insets/InsetBibtex.cpp
index d452434ab5..a6482d9315 100644
--- a/src/insets/InsetBibtex.cpp
+++ b/src/insets/InsetBibtex.cpp
@@ -1075,7 +1075,7 @@ docstring InsetBibtex::xhtml(XMLStream & xs, OutputParams const &) const
 		// entry, so there's a lot of repetition. This should be fixed.
 		xs << xml::StartTag("span", "class='bibtexinfo'")
 		   << XMLStream::ESCAPE_AND
-		   << bibinfo.getInfo(entry.key(), buffer(), ci)
+		   << bibinfo.getInfo(entry.key(), buffer(), ci, docstring(), true)
 		   << xml::EndTag("span")
 		   << xml::EndTag("div")
 		   << xml::CR();