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%D \module
%D [ file=scrp-ini,
%D version=2009.02.06,
%D title=\CONTEXT\ Script Macros,
%D subtitle=Initialization,
%D author=Hans Hagen,
%D date=\currentdate,
%D copyright={PRAGMA ADE \& \CONTEXT\ Development Team}]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.
% here we collect code from other places (was organized differently)
\registerctxluafile{scrp-ini}{1.001}
\registerctxluafile{scrp-cjk}{1.001}
\registerctxluafile{scrp-eth}{1.001}
\definesystemattribute[scriptinjection][public]
\definesystemattribute[scriptsplitting][public]
\definesystemattribute[scriptstatus] [public]
%D Since scripts need specific \LUA\ code we use hard coded attribute
%D values, but we might have more tricks at some time, so we use a
%D proper define macro too.
\unprotect
\installcorenamespace{script}
\installcommandhandler \??script {script} \??script
\let\setupscripts\setupscript % be nice
% presets are global and are currently defined in lua
\appendtoks
\setuevalue\currentscript{\setscript[\currentscript]}%
\to \everydefinescript
\unexpanded\def\scripts_basics_set
{\ctxlua{scripts.set("\currentscript","\scriptparameter\c!method","\scriptparameter\c!preset")}}
\unexpanded\def\setscript[#1]%
{\edef\currentscript{#1}%
\scripts_basics_set}
\unexpanded\def\resetscript
{\ctxlua{scripts.reset()}}
\unexpanded\def\startscript[#1]%
{\begingroup
\edef\currentscript{#1}%
\scripts_basics_set}
\unexpanded\def\stopscript
{\endgroup}
% % todo:
%
% \unexpanded\def\setscriptsplitterlist
% {\dodoubleargument\scripts_basics_set_splitter_list}
%
% \def\scripts_basics_set_splitter_list[#1][#2]%
% {\ctxcommand{setscriptsplitterlist("#1","#2")}
% \setscript[hangul] \hangul \startscript[hangul]
\definescript [hangul] [\c!method=hangul]
\definescript [hanzi] [\c!method=hanzi]
\definescript [nihongo] [\c!method=nihongo]
\definescript [ethiopic] [\c!method=ethiopic]
\definescript [thai] [\c!method=thai]
\definescript [latin] [\c!method=] % resets the attribute (also currentscript)
\definescript [test] [\c!method=test]
% a new trick (at some point we will predefine more scripts and consider a link with the above)
\appendtoks
\ifx\currentscript\empty
\doifelse{\scriptparameter\s!features}\v!auto\enableautofontscript\disableautofontscript
\fi
\to \everysetupscript
\unexpanded\def\enableautofontscript {\ctxcommand{enableautofontscript ()}}
\unexpanded\def\disableautofontscript{\ctxcommand{disableautofontscript()}}
\definefontfeature[latn][script=latn]
\definefontfeature[grek][script=grek]
\protect \endinput
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