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Diffstat (limited to 'tex/context/base/m-database.mkii')
-rw-r--r-- | tex/context/base/m-database.mkii | 421 |
1 files changed, 421 insertions, 0 deletions
diff --git a/tex/context/base/m-database.mkii b/tex/context/base/m-database.mkii new file mode 100644 index 000000000..3bb050f14 --- /dev/null +++ b/tex/context/base/m-database.mkii @@ -0,0 +1,421 @@ +%D \module +%D [ file=m-database, +%D version=2006.04.23, +%D title=\CONTEXT\ Modules, +%D subtitle=Database Thingies, +%D author=Hans Hagen\& Taco Hoekwater, +%D date=\currentdate, +%D copyright=PRAGMA +%D ] + +%C This module is part of the \CONTEXT\ macro||package and is +%C therefore copyrighted by \PRAGMA. See mreadme.pdf for +%C details. + +\unprotect + +% % % to be added to mult-* files +% +% % % todo: \dontcollectseparatedlist via k/v + +\definesystemvariable{ls} + +\def\c!first {first} +\def\c!last {last} +\def\c!quotechar {quotechar} + +\let\@NX\noexpand + +%D {processquotedlist} +%D +%D An even more general list processing macro is the +%D following one: +%D +%D \starttyping +%D \processquotedlist{beginsym}{endsym}{separator}\docommand list +%D \stoptyping +%D +%D This one supports arbitrary open and close symbols as well +%D as user defined separators. +%D +%D \starttyping +%D \processquotedlist(){,}{"}\docommand(a=>b=>c=>d) +%D \stoptyping + +\def\processquotedlist#1#2#3#4#5% + {\def\csvquotechar{#4}% + \edef\doconvertcsvquoteditem#4##1#4##2% + {\@NX\ifx##2#3% + \let\@NX\next\@NX\doconvertcsvlist + \def\@NX\arg{#3}% + \edef\@NX\temp{##1}% + \@NX\expanded{\@NX#5{\@NX\temp}}% + \@NX\else + \let\@NX\next\@NX\redoconvertcsvquoteditem + \def\@NX\arg{##1\@NX\csvquotechar}% + \@NX\fi + \@NX\expandafter\@NX\next\@NX\arg}% + \edef\redoconvertcsvquoteditem##1#4##2% + {\@NX\ifx##2#3% + \let\@NX\next\@NX\doconvertcsvlist + \def\@NX\arg{#3}% + \edef\@NX\temp{##1}% + \@NX\expanded{\@NX#5{\@NX\temp}}% + \@NX\else + \let\@NX\next\@NX\redoconvertcsvquoteditem + \def\@NX\arg{##1\@NX\csvquotechar}% + \@NX\fi + \@NX\expandafter\@NX\next\@NX\arg}% + \edef\doconvertcsvitem##1#3% + {\edef\@NX\temp{##1}% + \@NX\expanded{\@NX#5{\@NX\temp}}% + \@NX\doconvertcsvlist#3}% + \edef\doconvertcsvlist#3##1% + {\@NX\ifx##1\@NX#2% + \let\@NX\next \@NX\gobbleoneargument + \@NX\else\@NX\ifx##1#4% + \let\@NX\next \@NX\doconvertcsvquoteditem + \@NX\else + \let\@NX\next \@NX\doconvertcsvitem + \@NX\fi\@NX\fi \@NX\next##1}% + \doconvertcsvitem} + +\gdef\doprocessseparatedquoteditem#1% + {\appendseparatedlistparameter\c!left% + \appendseparatedlistcontent{#1}% + \appendseparatedlistparameter\c!right} + +% a version more robust with regard to {a a} b c d situations: + +\edef\detokenizedrelax{\detokenize{\relax}} + +\edef\processseplistseparator{\detokenize{,}}% + +\def\dodefineprocessseplist#1#2% separator \docommand + {\edef\processseplistseparator{\detokenize{#1}}% + \def\dodoprocessseplist##1##2#1% + {\edef\!!stringa{\detokenize{##1}}% + \ifx\detokenizedrelax\!!stringa + \expandafter\nodoprocessseplist + % \else\ifx\!!stringa#1% + \else\ifx\!!stringa\processseplistseparator + #2{}% + #2{##2}% + \expandafter\expandafter\expandafter\dodoprocessseplist + \else + #2{##1##2}% + \expandafter\expandafter\expandafter\dodoprocessseplist + \fi\fi}% + \def\doprocessseplist##1\relax + {\dodoprocessseplist##1#1\relax#1\relax\relax\end}} + +\def\nodoprocessseplist#1\end + {} + +\long\def\processseplist#1#2#3\relax raw version + {\dodefineprocessseplist{#1}{#2}% + \dodoprocessseplist#3#1\relax#1\relax\relax\end} + +% \dodefineprocessseplist{,}\test +% \dodoprocessseplist{,}a,b,c\relax,\relax\relax\end +% \doprocessseplista,b,c\relax + +% \def\test#1{[#1]} +% \startlines +% \processseplist{,}\test ,2,,\relax +% \processseplist{,}\test ,,,44\relax +% \processseplist{,}\test ,,33,44\relax +% \processseplist{,}\test 11,,33,44\relax +% \processseplist{,}\test 1,2,3,4\relax +% \stoplines + +\newtoks\separatedlistdata + +\def\appendseparatedlistparameter#1% + {\@EAEAEA\appendtoks\csname\??ls\currentseparatedlist#1\endcsname\to\separatedlistdata} + +\def\appendseparatedlistcontent#1% + {\appendtoks#1\to\separatedlistdata} + +\def\flushseparatedlistdata + {\the\separatedlistdata + \separatedlistdata\emptytoks} + +\def\initializeseparatedlistdata + {\separatedlistdata{\egroup}} + +\def\dontcollectseparatedlist + {\def\dodoprocessseparatedfileline + {\the\separatedlistdata + \separatedlistdata\emptytoks + \doprocessseparatedfileline}% + \def\dodoprocessseparatedline + {\the\separatedlistdata + \separatedlistdata\emptytoks + \doprocessseparatedline}% + \let\flushseparatedlistdata\egroup + \let\initializeseparatedlistdata\donothing} + +\chardef\separatedlistmode\zerocount + +\def\setcurrentlistseparator + {\edef\currentlistseparator + {\executeifdefined + {\??ls::\csname\??ls\currentseparatedlist\c!separator\endcsname}% + {\csname\??ls\currentseparatedlist\c!separator\endcsname}}% + \doifvalue{\??ls\currentseparatedlist\c!separator}{tab} + {\catcode`\^^I=12\relax}% + \ifx\currentlistseparator\empty\def\currentlistseparator{,}\fi} + +\bgroup \catcode`\^^I=12 + \setgvalue{\??ls::tab}{ } + \setgvalue{\??ls::space}{ } + \setgvalue{\??ls::comma}{,} +\egroup + +\def\doprocessseparatedfileline + {\ifeof\scratchread + \ifcase\separatedlistmode\appendseparatedlistparameter\c!after\fi + \immediate\closein\scratchread + \expandafter\flushseparatedlistdata + \else\ifx\line\empty + % skip, can be comment + \read\scratchread to\line + \@EA\dodoprocessseparatedfileline + \else + \appendseparatedlistparameter{\ifcase\separatedlistmode\c!first\else\c!command\fi}% + \ifx\currentlistquotechar\empty% + \expandafter\doprocessseplist\line\relax + \else + \expanded{\processquotedlist{}{\noexpand\end}% + {\currentlistseparator}{\currentlistquotechar}% + \noexpand\doprocessseparatedquoteditem \line\currentlistseparator\noexpand\end}% + \fi + \ifcase\separatedlistmode\appendseparatedlistparameter\c!last\fi + \read\scratchread to\line + \@EAEAEA\dodoprocessseparatedfileline + \fi\fi} + +\def\dodoprocessseparatedfileline + {\doprocessseparatedfileline} + +\def\doprocessseparatedfile[#1][#2]% + {\bgroup + \edef\currentseparatedlist{#1}% + \doifdefined{\??ls\currentseparatedlist\c!command}{\chardef\separatedlistmode\plusone}% + \setcurrentlistseparator + \edef\currentlistquotechar{\csname\??ls\currentseparatedlist\c!quotechar\endcsname}% + \expandafter\dodefineprocessseplist\expandafter{\currentlistseparator}\doprocessseparateditem + \initializeseparatedlistdata + \directsetup{\currentseparatedlist:\executeifdefined{\??ls\currentseparatedlist\c!setups}\s!default}% + \ifcase\separatedlistmode\appendseparatedlistparameter\c!before\fi + \endlinechar\minusone + \ignorelines + \catcode`\#\@@comment + \immediate\openin\scratchread=#2\relax % todo: \doopenin + \read\scratchread to\line + \doprocessseparatedfileline} + +\def\dostartseparatedlist#1[#2]% + {\bgroup + \edef\currentseparatedlist{#2}% + \doifdefined{\??ls\currentseparatedlist\c!command}{\chardef\separatedlistmode\plusone}% + \obeylines + \let#1\relax + \def\separateslistend{#1}% + \setcurrentlistseparator + \edef\currentlistquotechar{\csname\??ls\currentseparatedlist\c!quotechar\endcsname}% + \expandafter\dodefineprocessseplist\expandafter{\currentlistseparator}\doprocessseparateditem + \directsetup{\currentseparatedlist:\executeifdefined{\??ls\currentseparatedlist\c!setups}\s!default}% + \initializeseparatedlistdata + \ifcase\separatedlistmode\appendseparatedlistparameter\c!before\fi + \dodostartseparatedlist} + +\def\redoprocessseparatedline#1% + {\def\!!stringa{#1}% + \ifx\!!stringa\separateslistend + \ifcase\separatedlistmode\appendseparatedlistparameter\c!after\fi + \expandafter\flushseparatedlistdata + \else% + \appendseparatedlistparameter{\ifcase\separatedlistmode\c!first\else\c!command\fi}% + \ifx\currentlistquotechar\empty% + \doprocessseplist#1\relax + \else% + \defconvertedargument\csvdata{#1}% + \expanded{\processquotedlist{}{\noexpand\end}% + {\currentlistseparator}{\currentlistquotechar}% + \noexpand\doprocessseparatedquoteditem \csvdata\currentlistseparator\noexpand\end}% + \fi + \ifcase\separatedlistmode\appendseparatedlistparameter\c!last\fi + \expandafter\dodoprocessseparatedline + \fi} + +\def\doprocessseparatedline + {\doifnextbgroupelse\xdoprocessseparatedline\ydoprocessseparatedline} + +\def\dodoprocessseparatedline + {\doprocessseparatedline} + +\def\doprocessseparateditem#1% + {\ifcase\separatedlistmode + \appendseparatedlistparameter\c!left + \appendseparatedlistcontent{#1}% + \appendseparatedlistparameter\c!right + \else + \appendseparatedlistcontent{{#1}}% + \fi} + + +\bgroup \obeylines + + \gdef\dodostartseparatedlist#1 + {\doprocessseparatedline} + + \gdef\xdoprocessseparatedline#1#2 + {\redoprocessseparatedline{{{#1}}#2}} + + \gdef\ydoprocessseparatedline#1 + {\redoprocessseparatedline{#1}} + +\egroup + +\startsetups CSV:unix + \catcode`\#=\@@comment +\stopsetups + +\def\defineseparatedlist + {\dodoubleempty\dodefineseparatedlist} + +\def\dodefineseparatedlist[#1][#2]% + {\setvalue{\e!start#1}{\expandafter\dostartseparatedlist\csname\e!stop#1\endcsname[#1]}% + \getparameters + [\??ls#1] + [\c!separator=, + \c!quotechar=, + \c!first=, + \c!left=, + \c!before=, + \c!right=, + \c!last=, + \c!after=, +% \c!command=, + #2]} + +\def\setupseparatedlist + {\dodoubleempty\dosetupseparatedlist} + +\def\dosetupseparatedlist[#1]% [#2] + {\getparameter[\??ls#1]} % [#2] + +\def\startseparatedlist[#1]% + {\dostartseparatedlist\stopseparatedlist[#1]} + +\def\processseparatedfile + {\dodoubleargument\doprocessseparatedfile} + +\protect \doifnotmode{demo}{\endinput} + +\defineseparatedlist + [CSV] + [separator={,}, + first=\bTR,last=\eTR, + left=\bTD,right=\eTD, + before=\bTABLE,after=\eTABLE] + +\startseparatedlist[CSV] +a,b,c +d,e,f +\stopseparatedlist + +\startCSV +a,b,c +d,e,f +\stopCSV + +\defineseparatedlist + [CSV] + [separator={,}, + quotechar={"}, + first=\NC,last=\NR, + left=,right=\NC, + before={\starttabulate[|l|l|l|]},after=\stoptabulate] + +\startCSV +a,b,"c,d" +d,"""",f +\stopCSV + +\defineseparatedlist + [CSV] + [separator={ }, + first=\NC,last=\NR, + left=,right=\NC, + before={\starttabulate[|l|l|l|]},after=\stoptabulate] + +\startCSV +a b c +d e f +\stopCSV + +\defineseparatedlist + [CSV] + [setups=unix, + first=\NC,last=\NR, + left=,right=\NC, + before={\starttabulate[|l|l|l|]},after=\stoptabulate] + +% \startsetups CSV:unix +% \catcode`\#=\@@comment +% \stopsetups + +% %1,2,3 +% 1,2,3 +% # 4,5,6 +% 4,5,6 + +\processseparatedfile[CSV][test.dat] + +\defineseparatedlist + [CSVX] + [command=\Whatever, + separator={,}, + first=\bTR,last=\eTR, + left=\bTD,right=\eTD, + before=\bTABLE,after=\eTABLE] + +\def\Whatever#1#2#3{[#1][#2][#3]\endgraf} + +\startseparatedlist[CSVX] +a,b,c +d,e,f +\stopseparatedlist + +\defineseparatedlist[CSV] + [separator=comma, + before=\bTABLE, after=\eTABLE, + first=\bTR, last=\eTR, + left=\bTD, right=\eTD] + +\startCSV +a,b,c,č +d,e,f,š +\stopCSV + +\enableregime[utf] + +\defineseparatedlist[X][separator=X,left=(,right=),first=\endgraf,last=\endgraf] +\defineseparatedlist[Y][separator=Y,left=(,right=),first=\endgraf,last=\endgraf] + +\startX +aXb +Xc +čXš +\stopX + +\startY +aYb +Yc +čYš +\stopY + +\stoptext |