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%D \module
%D [ file=lxml-ini,
%D version=2007.08.17,
%D title=\CONTEXT\ \LUA\ based \XML\ Support,
%D subtitle=Initialization,
%D author=Hans Hagen,
%D date=\currentdate,
%D copyright={PRAGMA / Hans Hagen \& Ton Otten}]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.
\writestatus{loading}{Context L-XML Macros (initialization)}
\registerctxluafile{lxml-ini}{1.001}
\unprotect
\def\xmlload #1#2{\ctxlua{lxml.load("#1","#2")}}
\def\xmlloadbuffer #1#2{\ctxlua{lxml.loadbuffer("#1","#2")}}
\def\xmlutfize #1{\ctxlua{lxml.utfize("#1")}}
\def\xmlfirst #1#2{\ctxlua{lxml.first("#1","#2")}}
\def\xmllast #1#2{\ctxlua{lxml.last("#1","#2")}}
\def\xmlall #1#2{\ctxlua{lxml.all("#1","#2")}}
\def\xmlfilter #1#2{\ctxlua{lxml.filter("#1","#2")}}
\def\xmlcommand #1#2#3{\ctxlua{lxml.command("#1","#2","#3")}}
\def\xmlnonspace #1#2{\ctxlua{lxml.nonspace("#1","#2")}}
\def\xmltext #1#2{\ctxlua{lxml.text("#1","#2")}}
\def\xmlcontent #1#2{\ctxlua{lxml.content("#1","#2")}}
\def\xmlstripped #1#2{\ctxlua{lxml.stripped("#1","#2")}}
\def\xmlstrip #1#2{\ctxlua{lxml.strip("#1","#2")}}
\def\xmlflush #1{\ctxlua{lxml.flush("#1")}}
\def\xmlindex #1#2#3{\ctxlua{lxml.index("#1","#2",\number#3)}}
\def\xmlidx #1#2#3{\ctxlua{lxml.idx("#1","#2",\number#3)}}
\def\xmlcount #1#2{\ctxlua{lxml.count("#1","#2")}}
\def\xmlname #1{\ctxlua{lxml.name("#1")}}
\def\xmlnamespace #1{\ctxlua{lxml.namespace("#1")}}
\def\xmltag #1{\ctxlua{lxml.tag("#1")}}
\def\xmlattribute #1#2#3{\ctxlua{lxml.attribute("#1","#2","#3")}}
\def\xmlattributedef#1#2#3#4{\ctxlua{lxml.attribute("#1","#2","#3","#4")}}
\def\xmlatt #1#2{\ctxlua{lxml.attribute("#1","/","#2")}}
\def\xmlattdef #1#2#3{\ctxlua{lxml.attribute("#1","/","#2","#3")}}
\def\xmlconcat #1#2#3{\ctxlua{lxml.concat("#1","#2",[[\detokenize{#3}]])}}
\def\xmlsetsetup #1#2#3{\ctxlua{lxml.setsetup("#1","#2","#3")}}
\def\xmlsetfunction #1#2#3{\ctxlua{lxml.setaction("#1","#2",#3)}}
\def\xmlloaddirectives #1{\ctxlua{lxml.directives.load("#1")}}
\def\xmldirectives #1{\ctxlua{lxml.directives.setups("#1")}}
\def\xmlregisterns #1#2{\ctxlua{xml.registerns("#1","#2")}} % document
\def\xmlchecknamespace#1#2#3{\ctxlua{xml.check_namespace(lxml.id("#1"),"#2","#3")}} % element
\def\xmlremapname #1#2#3#4{\ctxlua{xml.remapname(lxml.id("#1"),"#2","#3","#4")}} % element
\def\xmlremapnamespace#1#2#3{\ctxlua{xml.rename_space(lxml.id("#1"),"#2","#3")}} % document
\def\xmldelete #1#2{\ctxlua{xml.delete(lxml.id("#1"),"#2")}}
\def\xmlinclude #1#2#3{\ctxlua{lxml.include("#1","#2","#3",true)}}
\def\xmldoifelse #1#2{\ctxlua{cs.testcase(xml.found(lxml.id("#1"),"#2",false))}}
\def\xmldoifelsetext #1#2{\ctxlua{cs.testcase(xml.found(lxml.id("#1"),"#2",true ))}}
% \startxmlsetups xml:include
% \xmlinclude{main}{include}{filename|href}
% \stopxmlsetups
%
% \xmlprependsetup{xml:include}
\let\xmlgrab\xmlsetsetup
\def\xmlsetup#1#2% % we pass the reference so that we have access to the frozen number
{\def\xmlself{#1}% % by using #1 inside a setup
\setupwithargument{#2}{#1}}
\newtoks \registeredxmlsetups
\def\xmlappendsetup #1{\appendtoksonce \directsetup{#1}\to\registeredxmlsetups} % to be done, made faster
\def\xmlprependsetup#1{\prependtoksonce\directsetup{#1}\to\registeredxmlsetups} % to be done, made faster
\let\xmlregistersetup\xmlappendsetup
\def\xmlregisteredsetups
{\the\registeredxmlsetups}
\def\doxmlprocess#1#2#3#4%
{\begingroup
\def\xmldocument{#2}%
#1{#2}{#3}%
\enableXML
\doifelsenothing{#4}
{\directsetup{xml:process}}
{\directsetup{#4}}%
\endgroup}
\def\xmlprocess {\doxmlprocess\xmlload}
\def\xmlprocessbuffer{\doxmlprocess\xmlloadbuffer}
\startsetups xml:process
\xmlregisteredsetups
\xmlall\xmldocument{/}
\stopsetups
% \long\def\xmlloop#1#2#3%
% {\dorecurse{\xmlcount{#1}{#2}}{\def\xmli####1####2{\xmlidx{#1}{#2/####1}{####2}}#3}}
\long\def\xmlloop#1#2#3%
{\def\xmli##1##2{\xmlidx{#1}{#2/##1}{##2}}%
\dorecurse{\xmlcount{#1}{#2}}{#3}}
\long\def\xmlconnect#1#2#3%
{\scratchcounter\xmlcount{#1}{#2}\relax
\ifcase\scratchcounter \or
\xmlall{#1}{#2}%
\else
\dorecurse \scratchcounter {
\ifnum\recurselevel>\plusone#3\fi
\xmlidx{#1}{#2}{\recurselevel}
}
\fi}
\def\xmlcdataobeyedline {\obeyedline}
\def\xmlcdataobeyedspace{\strut\obeyedspace}
\def\xmlcdatabefore {\bgroup\tt}
\def\xmlcdataafter {\egroup}
% verbatim (dodo:pre/post whitespace, maybe splot verbatim and
% cdata commands), experimental:
%
% \xmlsetfunction{main}{verbatim}{lxml.displayverbatim}
% \xmlsetfunction{main}{verb} {lxml.inlineverbatim}
% \def\startxmldisplayverbatim[#1]{}
% \def\stopxmldisplayverbatim {}
% \def\startxmlinlineverbatim [#1]{}
% \def\stopxmlinlineverbatim {}
% we use an xml: namespace so one has to define a suitable verbatim, say
%
% \definetyping[xml:verbatim][typing]
%
% this is experimental!
\def\startxmldisplayverbatim[#1]%
{\startpacked % \begingroup
\let\currenttypingclass\??tp
\edef\currenttyping{xml:#1}%
\def\stopxmldisplayverbatim
{\endofverbatimlines
\stoppacked} % \endgroup
\mkinitializeverbatim
\beginofverbatimlines}
\def\startxmlinlineverbatim[#1]%
{\begingroup
\let\currenttypingclass\??ty
\edef\currenttyping{xml:#1}%
\let\stopxmldisplayverbatim\endgroup
\mkinitializeverbatim}
% will move but is developed for xml
\newtoks \collectingtoks
\def\startcollect#1\stopcollect
{\collectingtoks\@EA{\the\collectingtoks#1}}
\def\startexpandedcollect#1\stopexpandedcollect
{\expanded{\collectingtoks{\the\collectingtoks#1}}}
\def\startcollecting{\collectingtoks\emptytoks}
\def\stopcollecting {\the\collectingtoks}
\def\inlinemessage #1{\dontleavehmode{\tttf#1}}
\def\displaymessage#1{\blank\inlinemessage{#1}\blank}
% entities
\def\xmlresolveentities
{\ctxlua{xml.set_text_cleanup(xml.set_text_cleanup(xml.resolve_text_entities))}}
\def\xmltraceentities
{\ctxlua{xml.set_text_cleanup(lxml.trace_text_entities)}%
\appendtoks\ctxlua{lxml.show_text_entities()}\to\everygoodbye}
\protect \endinput
% \xmlload{main}{normreader.xml}
% \xmlattribute{main}{/subject/information/materialoverview/attribute}{pocketbook}
% \xmltext{main}{/subject/information/materialoverview/@pocketbook}
% \dorecurse{\xmlflush{main}{/subject/blabla/count()}}
% {\ifnum\recurselevel=\xmlflush{main}{/subject/blabla/count()}\relax
% \removeunwantedspaces and\space\ignorespaces
% \else\ifnum\recurselevel>1
% \removeunwantedspaces,\space\ignorespaces
% \fi
% \xmlflush{main}{/subject/blabla/index(\recurselevel})}
% \def\xmljoin{main}{/subject/information/authors/author}{,}{and}
% table.join(t,1,#t-1,", ") .. " and " .. t[#t]
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