4 files changed, 64 insertions, 28 deletions

diff --git a/Makefile b/Makefile
index a628307..028aea7 100644
--- a/Makefile
+++ b/Makefile
@@ -26,13 +26,13 @@ $(NAME).pdf: $(NAME).dtx
         cp $(PWD)/samples/*.bib $(PWD)/TMP
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-biblatex.tex
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-biblatex.tex
-        texindy $(PWD)/TMP/pr-sources.idx
+        texindy -M $(PWD)/TMP/icite-biblatex.xdy $(PWD)/TMP/pr-sources.idx
         biber $(PWD)/TMP/icite-biblatex
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-biblatex.tex
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-biblatex.tex
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-nobiblatex.tex
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-nobiblatex.tex
-        texindy $(PWD)/TMP/pr-sources.idx
+        texindy -M $(PWD)/TMP/icite-nobiblatex.xdy $(PWD)/TMP/pr-sources.idx
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-nobiblatex.tex
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-nobiblatex.tex
         mv TMP/*.pdf samples/
@@ -42,13 +42,13 @@ samples:
         cp $(PWD)/samples/*.bib $(PWD)/TMP
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-biblatex.tex
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-biblatex.tex
-        texindy $(PWD)/TMP/pr-sources.idx
+        texindy -M $(PWD)/TMP/icite-biblatex.xdy $(PWD)/TMP/pr-sources.idx
         biber $(PWD)/TMP/icite-biblatex
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-biblatex.tex
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-biblatex.tex
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-nobiblatex.tex
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-nobiblatex.tex
-        texindy $(PWD)/TMP/pr-sources.idx
+        texindy -M $(PWD)/TMP/icite-nobiblatex.xdy $(PWD)/TMP/pr-sources.idx
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-nobiblatex.tex
         lualatex --output-dir=$(PWD)/TMP --shell-escape samples/icite-nobiblatex.tex
         mv TMP/*.pdf samples/
diff --git a/icite.dtx b/icite.dtx
index 6415227..2b63455 100644
--- a/icite.dtx
+++ b/icite.dtx
@@ -194,6 +194,7 @@ Running "make install" installs the files in the local TeX tree.
 \documentclass{ltxdoc}
 \usepackage{filecontents}
 \begin{filecontents*}{\jobname.xdy}
+(merge-rule "\*" "" :eregexp)
 (markup-locclass-list :open "\tabto{3.5cm}" :sep ", ")
 \end{filecontents*}
 \begin{filecontents*}{\jobname.bib}
@@ -416,7 +417,7 @@ Running "make install" installs the files in the local TeX tree.
 %</driver>
 % \fi
 %
-% \CheckSum{316}
+% \CheckSum{0}
 %
 % \CharacterTable
 %  {Upper-case    \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
@@ -1028,6 +1029,11 @@ Running "make install" installs the files in the local TeX tree.
 \RequirePackage{datatool}
 \RequirePackage{usebib}
 %    \end{macrocode}
+% If |nobibengine| is set to true, then \cs{ic@dfltcit} will be
+% redefined by \cs{icite} to \cs{ic@nullcmd} which does nothing.
+%    \begin{macrocode}
+\NewDocumentCommand{\ic@nullcmd}{O{}O{}m}{}
+%    \end{macrocode}
 % Define fields to be used by \package{icite}:
 %    \begin{macrocode}
 \define@reuse@key{author}
@@ -1086,6 +1092,9 @@ Running "make install" installs the files in the local TeX tree.
 % qualified citation lists or so-called \enquote*{multicite} commands.
 %    \begin{macrocode}
 \NewDocumentCommand{\icite}{o o m O{\ic@dfltcit}}{%
+  \edef\ic@argiv{#4}%
+  \edef\ic@null{ic@nullcmd}%
+  \ifno@bibengine\let\ic@argiv\ic@null\else\fi%
   \edef\@shorthand{\get@bibentry{#3}{shorthand}}%
   \edef\@subtype{\get@bibentry{#3}{entrysubtype}}%
   \edef\@author{\get@bibentry{#3}{author}}%
@@ -1148,8 +1157,8 @@ Running "make install" installs the files in the local TeX tree.
     \@shorthand%
     \fi%
     \else%
-    \csname #4\endcsname{#3}%
     \fi%
+    \csname\ic@argiv\endcsname{#3}%
   }
   {\IfNoValueTF{#2}%
     {\DTLifdbempty{icite@indices}{%
@@ -1180,8 +1189,8 @@ Running "make install" installs the files in the local TeX tree.
       \@shorthand, {#1}%
       \fi%
       \else%
-      \csname #4\endcsname[{#1}]{#3}%
       \fi%
+      \csname\ic@argiv\endcsname[{#1}]{#3}%
     }
     {\DTLifdbempty{icite@indices}{%
         \ifno@index\else
@@ -1211,8 +1220,8 @@ Running "make install" installs the files in the local TeX tree.
       #1 \@shorthand, {#2}%
       \fi
       \else%
-      \csname #4\endcsname[#1][{#2}]{#3}%
       \fi%
+      \csname\ic@argiv\endcsname[#1][{#2}]{#3}%
     }%
   }%
 }
diff --git a/samples/icite-biblatex.tex b/samples/icite-biblatex.tex
index e52cb8b..678f9f4 100644
--- a/samples/icite-biblatex.tex
+++ b/samples/icite-biblatex.tex
@@ -1,3 +1,8 @@
+\RequirePackage{filecontents}
+\begin{filecontents*}{\jobname.xdy}
+(merge-rule "\*" "" :eregexp)
+(markup-locclass-list :open ": " :sep ", ")
+\end{filecontents*}
 % Compile with --shell-escape
 \documentclass{article}
 \usepackage[english]{babel}
@@ -20,7 +25,11 @@
 \IndexSubtypeAs{ancient}{pr-sources}
 \bibinput{bibsample}
 
-\usepackage[xindy]{imakeidx}
+\usepackage{classics}
+\newclassic{plat}{#1|#1|#1}
+\newclassic{arist}{#1|\textit{#1}|#1}
+
+\usepackage[xindy,nonewpage]{imakeidx}
 \makeindex[name=pr-sources, title={Index locorum citatorum}]
 
 \usepackage[style=oxnotes]{biblatex}
@@ -43,6 +52,10 @@ The relevant part of the preamble which is used here follows:
 \IndexSubtypeAs{ancient}{pr-sources}
 \bibinput{bibsample}
 
+\usepackage{classics}
+\newclassic{plat}{#1|#1|#1}
+\newclassic{arist}{#1|\textit{#1}|#1}
+
 \usepackage[xindy]{imakeidx}
 \makeindex[name=pr-sources, title={Index locorum citatorum}]
 
@@ -65,19 +78,19 @@ The relevant part of the preamble which is used here follows:
 
 \section*{Body text}
 Plato, \emph{Laches}: first
-citation\icite[179a1--4]{Plato:Laches}. And
-another\icite[179c5--180a1]{Plato:Laches}, and
-another\icite[181b5--181c3]{Plato:Laches}.
+citation\icite[\plat{179}[a][1--4]]{Plato:Laches}. And
+another\icite[\plat*{179}[c][5]{180}[a][1]]{Plato:Laches}, and
+another\icite[\plat*{181}[b][5]{181}[c][3]]{Plato:Laches}.
 
 Plato, \emph{Theaetetus}: first
-citation\icite[142c2--142d3]{Plato:Theaetetus}. And
-another\icite[142d4--5]{Plato:Theaetetus}, and
-another\icite[143b5]{Plato:Theaetetus}.
+citation\icite[\plat*{142}[c][2]{142}[d][3]]{Plato:Theaetetus}. And
+another\icite[\plat{142}[d][4--5]]{Plato:Theaetetus}, and
+another\icite[\plat{143}[b][5]]{Plato:Theaetetus}.
 
 Aristotle, \emph{Politica}: first
-citation\icite[1252a25--1252.b27]{Aristotle:Politica}. And
-another\icite[1253a5]{Aristotle:Politica}, and
-another\icite[1253a30--39]{Aristotle:Politica}.
+citation\icite[\arist*{1252}[a][25]{1252}[b][27]]{Aristotle:Politica}. And
+another\icite[\arist{1253}[a][5]]{Aristotle:Politica}, and
+another\icite[\arist{1253}[a][30--39]]{Aristotle:Politica}.
 
 This passage should not be indexed\icite[44--78]{Reynolds.Wilson1994}.
 
diff --git a/samples/icite-nobiblatex.tex b/samples/icite-nobiblatex.tex
index 6893247..baf2973 100644
--- a/samples/icite-nobiblatex.tex
+++ b/samples/icite-nobiblatex.tex
@@ -1,3 +1,8 @@
+\RequirePackage{filecontents}
+\begin{filecontents*}{\jobname.xdy}
+(merge-rule "\*" "" :eregexp)
+(markup-locclass-list :open ": " :sep ", ")
+\end{filecontents*}
 % Compile with --shell-escape
 \documentclass{article}
 \usepackage[english]{babel}
@@ -21,7 +26,11 @@
 \IndexSubtypeAs{ancient}{pr-sources}
 \bibinput{bibsample}
 
-\usepackage[xindy]{imakeidx}
+\usepackage{classics}
+\newclassic{plat}{#1|#1|#1}
+\newclassic{arist}{#1|\textit{#1}|#1}
+
+\usepackage[xindy,nonewpage]{imakeidx}
 \makeindex[name=pr-sources, title={Index locorum citatorum}]
 
 \begin{document}
@@ -42,6 +51,10 @@ The relevant part of the preamble which is used here follows:
 \IndexSubtypeAs{ancient}{pr-sources}
 \bibinput{bibsample}
 
+\usepackage{classics}
+\newclassic{plat}{#1|#1|#1}
+\newclassic{arist}{#1|\textit{#1}|#1}
+
 \usepackage[xindy]{imakeidx}
 \makeindex[name=pr-sources, title={Index locorum citatorum}]
 \end{Verbatim}
@@ -61,19 +74,20 @@ The relevant part of the preamble which is used here follows:
 
 \section*{Body text}
 Plato, \emph{Laches}: first
-citation.\footnote{\icite[179a1--4]{Plato:Laches}.} And
-another,\footnote{\icite[179c5--180a1]{Plato:Laches}.}
-and another.\footnote{\icite[181b5--c3]{Plato:Laches}.}
+citation.\footnote{\icite[\plat{179}[a][1--4]]{Plato:Laches}.} And
+another,\footnote{\icite[\plat*{179}[c][5]{180}[a][1]]{Plato:Laches}.}
+and another.\footnote{\icite[\plat*{181}[b][5]{181}[c][3]]{Plato:Laches}.}
 
 Plato, \emph{Theaetetus}: first
-citation.\footnote{\icite[142c2--d3]{Plato:Theaetetus}.}
-And another,\footnote{\icite[142d4--5]{Plato:Theaetetus}.}
-and another.\footnote{\icite[143b5]{Plato:Theaetetus}.}
+citation.\footnote{\icite[\plat*{142}[c][2]{142}[d][3]]{Plato:Theaetetus}.}
+And another,\footnote{\icite[\plat{142}[d][4--5]]{Plato:Theaetetus}.}
+and another.\footnote{\icite[\plat{143}[b][5]]{Plato:Theaetetus}.}
 
 Aristotle, \emph{Politica}: first citation.\footnote{%
-  \icite[1252a25--b27]{Aristotle:Politica}.}  And
-another,\footnote{\icite[1253a5]{Aristotle:Politica}.}  and
-another.\footnote{\icite[1253a30--39]{Aristotle:Politica}.}
+  \icite[\arist*{1252}[a][25]{1252}[b][27]]{Aristotle:Politica}.}  And
+another,\footnote{\icite[\arist{1253}[a][5]]{Aristotle:Politica}.}
+and another.\footnote{%
+  \icite[\arist{1253}[a][30--39]]{Aristotle:Politica}.}
 
 This passage should not be
 indexed.\footnote{\icite[44--78]{Reynolds.Wilson1994}.}