1 files changed, 90 insertions, 0 deletions
diff --git a/tex/context/base/node-ini.mkiv b/tex/context/base/node-ini.mkiv
new file mode 100644
index 000000000..787259316
--- /dev/null
+++ b/tex/context/base/node-ini.mkiv
@@ -0,0 +1,90 @@
+%D \module
+%D   [       file=node-ini,
+%D        version=2006.08.20,
+%D          title=\CONTEXT\ Node Macros,
+%D       subtitle=Initialization,
+%D         author=Hans Hagen,
+%D           date=\currentdate,
+%D      copyright=PRAGMA]
+%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 Node Support / Initialization}
+
+\unprotect
+
+\newcount\filterstate \filterstate\plusone
+
+\registerctxluafile{node-ini}{1.001}
+\registerctxluafile{node-dir}{1.001}
+\registerctxluafile{node-aux}{1.001}
+\registerctxluafile{node-tst}{1.001}
+\registerctxluafile{node-tra}{1.001} % we might split it off (module)
+\registerctxluafile{node-seq}{1.001} % we might generalize this one
+\registerctxluafile{node-tsk}{1.001}
+\registerctxluafile{node-tex}{1.001}
+\registerctxluafile{node-res}{1.001}
+\registerctxluafile{node-pro}{1.001}
+\registerctxluafile{node-shp}{1.001}
+\registerctxluafile{node-ser}{1.001}
+\registerctxluafile{node-ext}{1.001}
+\registerctxluafile{node-inj}{1.001} % we might split it off
+\registerctxluafile{node-typ}{1.001} % experimental
+
+\newtoks \attributesresetlist
+
+\ifdefined \v!global \else \def\v!global{global} \fi % for metatex
+
+\unexpanded\def\defineattribute
+  {\dodoubleempty\dodefineattribute}
+
+\def\dodefineattribute[#1][#2]% alternatively we can let lua do the housekeeping
+  {\expandafter\newattribute\csname @attr@#1\endcsname
+   \expandafter        \xdef\csname :attr:#1\endcsname{\number\lastallocatedattribute}%
+   \ctxlua{attributes.define("#1",\number\lastallocatedattribute)}%
+  %\writestatus\m!systems{defining attribute #1 with number \number\lastallocatedattribute}%
+   \doifnotinset\v!global{#2}{\appendetoks\csname @attr@#1\endcsname\attributeunsetvalue\to\attributesresetlist}}
+
+\unexpanded\def\definesystemattribute
+  {\dodoubleempty\dodefinesystemattribute}
+
+\def\dodefinesystemattribute[#1][#2]% alternatively we can let lua do the housekeeping
+  {\scratchcounter\ctxlua{tex.print(attributes.private("#1"))}\relax
+   \global\expandafter\attributedef\csname @attr@#1\endcsname\scratchcounter
+          \expandafter        \xdef\csname :attr:#1\endcsname{\number\scratchcounter}%
+  %\writestatus\m!systems{defining system attribute #1 with number \number\scratchcounter}%
+   \doifnotinset\v!global{#2}{\appendetoks\csname @attr@#1\endcsname\attributeunsetvalue\to\attributesresetlist}}
+
+% expandable so we can \edef them for speed
+
+\def\dosetattribute#1#2{\csname @attr@#1\endcsname#2\relax}
+\def\doresetattribute#1{\csname @attr@#1\endcsname\attributeunsetvalue}
+\def\dogetattribute  #1{\number\csname @attr@#1\endcsname}
+\def\dogetattributeid#1{\csname :attr:#1\endcsname}
+
+\let\dompattribute\gobbletwoarguments
+
+\def\resetallattributes{\the\attributesresetlist}
+
+\newcount\shownodescounter
+
+\def\shownextnodes     {\afterassignment\doshownodes\shownextnodescounter}
+\def\showflatnodes     {\afterassignment\doshownodes\showflatnodescounter}
+\def\doshownextnodes   {\ctxlua{texio.write_nl('log',nodes.serializebox(\number\shownodescounter,false,true))}}
+\def\doshowflatnodes   {\ctxlua{texio.write_nl('log',nodes.serializebox(\number\shownodescounter,true, true))}}
+\def\visualizenextnodes{\dowithnextbox{\ctxlua{nodes.visualizebox(\number\nextbox,false,true)}}}
+\def\visualizeflatnodes{\dowithnextbox{\ctxlua{nodes.visualizebox(\number\nextbox,true,true)}}}
+
+\unexpanded\def\starttracingnodes[#1]{\ctxlua{nodes.tracers.characters.start("#1")}}
+\unexpanded\def\stoptracingnodes     {\ctxlua{nodes.tracers.characters.stop()}}
+
+% \starttext
+%     \starttracingnodes[characters]
+%         \input tufte \par
+%         \input tufte \par
+%     \stoptracingnodes
+% \stoptext
+
+\protect \endinput