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% !TeX encoding = UTF-8
% Ce fichier contient le code commenté de l'extension "simplekv"
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
\def\skvname {simplekv} %
\def\skvver {0.2c} %
% %
\def\skvdate {2023/10/02} %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% --------------------------------------------------------------------
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3
% of this license or (at your option) any later version.
% The latest version of this license is in
%
% % http://www.latex-project.org/lppl.txt
%
% and version 1.3 or later is part of all distributions of LaTeX
% version 2005/12/01 or later.
% --------------------------------------------------------------------
% This work has the LPPL maintenance status `maintained'.
%
% The Current Maintainer of this work is Christian Tellechea
% email: unbonpetit@netc.fr
% Commentaires, suggestions et signalement de bugs bienvenus !
% Comments, bug reports and suggestions are welcome.
% Copyright: Christian Tellechea 2017-2023
% --------------------------------------------------------------------
% L'extension simplekv est composée des 5 fichiers suivants :
% - code : simplekv (.tex et .sty)
% - manuel en français : simplekv-fr (.tex et .pdf)
% - fichier lisezmoi : README
% --------------------------------------------------------------------
%##########################################
%################ Préalable ###############
%##########################################
\csname skvloadonce\endcsname
\let\skvloadonce\endinput
\ifdefined\skvfromSTY\else
\immediate\write -1 {%
Package: \skvname\space\skvdate\space v\skvver\space Simple keyval package (CT)%
}%
\fi
%##########################################
%############ Gestion catcodes ############
%##########################################
\begingroup
\def\X#1{\catcode\number`#1=\number\catcode`#1\relax}
\expandafter\xdef\csname skv_restorecatcode\endcsname{\X\,\X\=\X\_}
\endgroup
\catcode`\_ = 11 \catcode`\, = 12 \catcode`\= = 12
%##########################################
%############ Macros auxilaires ###########
%##########################################
\chardef\skv_stop 0
\long\def\skv_first#1#2{#1}
\long\def\skv_second#1#2{#2}
\long\def\skv_antefi#1\fi{\fi#1}
\long\def\skv_gob#1{}
\long\def\skv_exe#1{#1}
\expandafter\def\expandafter\skv_gobspace\space{}% pour garder la compatibilité
\long\def\skv_eearg#1#2{\expandafter\expandafter\expandafter\skv_earg_i\expandafter\expandafter\expandafter{#2}{#1}}
\long\def\skv_earg_i#1#2{#2{#1}}
\def\skv_ifcsname#1{\ifcsname#1\endcsname\expandafter\skv_first\else\expandafter\skv_second\fi}
\long\def\skv_ifempty#1{\skv_ifempty_i#1\_nil\_nil\skv_second\skv_first\__nil}%
\long\def\skv_ifempty_i#1#2\_nil#3#4#5\__nil{#4}
\def\skv_stripsp#1{%
\long\def\skv_stripsp##1##2{\expanded{\skv_stripsp_i\_marksp##2\__nil\_marksp#1\_marksp\_nil{##1}}}%
\long\def\skv_stripsp_i##1\_marksp#1##2\_marksp##3\_nil{\skv_stripsp_ii##3##1##2\__nil#1\__nil\_nil}%
\long\def\skv_stripsp_ii##1#1\__nil##2\_nil{\skv_stripsp_iii##1##2\_nil}%
\long\def\skv_stripsp_iii##1##2\__nil##3\_nil##4{\unexpanded{##4{##2}}}%
}
\skv_stripsp{ }
\def\skv_error#1{\errmessage{Package \skvname\space Error: #1.}}
%##########################################
%########## Macros de définition ##########
%##########################################
\def\setKVdefault{\let\skv_find_kv_ii\skv_find_kv_nocode\skv_readKV\skv_exe}
\def\setKV {\let\skv_find_kv_ii\skv_find_kv_nocode\skv_readKV\skv_gob}
\def\defKV {\let\skv_find_kv_ii\skv_find_kv_code \skv_readKV\skv_gob}
\long\def\skv_readKV#1[#2]#3{%
#1{\expandafter\def\csname skv_[#2]\endcsname{#3}}% exécute (si \setKVdefault) ou pas
\def\skv__currentname{#2}%
\skv_readKV_i#3,\skv_end,%
}
\long\def\skv_readKV_i#1,{%
\skv_stripsp\skv_ifempty{#1}% Bugfix 0.2c : on ignore un truc vide entre 2 virgules
{%
\skv_readKV_i
}
{%
\skv_readKV_ii\skv_find_kv#1=true=\_nil\skv_find_kv\skv_end\__nil% si #1=\skv_end ne rien faire sinon \skv_find_kv#1=true=\_nil
}%
}
\long\def\skv_readKV_ii#1\skv_find_kv\skv_end#2\__nil{#1}
\long\def\skv_find_kv#1={%
\edef\skv__currentkey{_[\skv__currentname]_\skv_stripsp\detokenize{#1}}%
\skv_find_kv_i{}%
}
\long\def\skv_find_kv_i#1=#2\_nil{%
\expandafter\skv_stripsp\expandafter\skv_find_kv_ii\expandafter{\skv_gob#1}%
\skv_readKV_i
}
\long\def\skv_find_kv_nocode#1{%
\expandafter\def\csname skv\skv__currentkey\endcsname{#1}% stocker la valeur
\ifcsname skvcode\skv__currentkey\endcsname
\skv_antefi\csname skvcode\skv__currentkey\endcsname{#1}%
\fi
}
\long\def\skv_find_kv_code{%
\expandafter\def\csname skvcode\skv__currentkey\endcsname##1%
}
\def\restoreKV[#1]{%
\skv_ifcsname{skv_[#1]}
{%
\skv_eearg{\setKV[#1]}{\csname skv_[#1]\endcsname}%
}
{%
\skv_error{Undefined or not saved set of keys "#1"}%
}%
}
\let\useKVdefault\restoreKV
%##########################################
%############## Macro \useKV ##############
%##########################################
\def\useKV[#1]{\romannumeral\skv_stripsp{\useKV_i[#1]}}
\def\useKV_i[#1]#2{%
\ifcsname skv_[#1]_\detokenize{#2}\endcsname
\expandafter\expandafter\expandafter\skv_stop\csname skv_[#1]_\detokenize{#2}\expandafter\endcsname
\else
\skv_stop
\skv_error{Key "\detokenize{#2}" not defined in group of keys "#1"}%
\fi
}
%##########################################
%############# Macros de test #############
%##########################################
\def\ifboolKV[#1]{\romannumeral\skv_stripsp{\ifboolKV_i[#1]}}
\def\ifboolKV_i[#1]#2{%
\ifcsname skv_[#1]_\detokenize{#2}\endcsname
\expandafter\expandafter\expandafter\ifboolKV_ii\csname skv_[#1]_\detokenize{#2}\expandafter\endcsname
\expandafter\ifboolKV_ii
\else
\skv_stop
\skv_error{Key "\detokenize{#2}" not defined in group of keys "#1"}%
\expandafter\skv_second
\fi
}
\def\ifboolKV_ii#1\ifboolKV_ii{%% Cette macro teste si #1, qui est une <valeur>, vaut "true" ou "false"
\skv_ifargtrue{#1}
{%
\expandafter\skv_stop
\skv_first
}
{%
\skv_ifargfalse{#1}
{%
\expandafter\skv_stop
\skv_second
}
{%
\skv_stop
\skv_error{Value "\detokenize{#1}" is not a valid boolean}%
\skv_second
}%
}%
}
\def\testboolKV{\romannumeral\skv_stripsp\testboolKV_i}% macro publique qui teste si #1 est <true> ou <false>, erreur sinon
\def\testboolKV_i#1{%
\skv_ifempty{#1}
{%
\skv_stop
\skv_error{Empty argument is not a valid boolean}
\skv_second
}
{%
\ifboolKV_ii#1\ifboolKV_ii
}%
}
\def\skv_ifargtrue#1{\skv_ifargtrue_i#1true\_nil}
\def\skv_ifargtrue_i#1true#2\_nil{%
\skv_ifempty{#1}
{%
\skv_ifargtrue_ii#2\_nil
}
{%
\skv_second
}%
}
\def\skv_ifargtrue_ii#1true#2\_nil{\skv_ifempty{#1#2}}
\def\skv_ifargfalse#1{\skv_ifargfalse_i#1false\_nil}
\def\skv_ifargfalse_i#1false#2\_nil{%
\skv_ifempty{#1}
{%
\skv_ifargfalse_ii#2\_nil
}
{%
\skv_second
}%
}
\def\skv_ifargfalse_ii#1false#2\_nil{\skv_ifempty{#1#2}}
%##########################################
%############# Macro \showKV ##############
%##########################################
\def\showKV[#1]{\skv_stripsp{\showKV_i[#1]}}
\def\showKV_i[#1]#2{%
\edef\skv__currentkey{_[#1]_\detokenize{#2}}%
\immediate\write-1 {%
^^J%
Key\space\space\detokenize{[#1]#2 -> }%
\skv_ifcsname{skv\skv__currentkey}
{%
\showKV_ii{skv\skv__currentkey}%
^^J%
Code \detokenize{[#1]#2 -> }%
\skv_ifcsname{skvcode\skv__currentkey}
{%
\showKV_ii{skvcode\skv__currentkey}%
}
{%
not defined%
}%
}
{%
not defined%
}%
^^J%
\relax}%
}
\def\showKV_ii#1{%
\expandafter\expandafter\expandafter
\skv_show\expandafter
\meaning\csname#1\endcsname
}
\def\skv_show#1->{}
\skv_restorecatcode
\endinput
Versions :
_____________________________________________________________________________
| Version | Date | Changements |
|-----------------------------------------------------------------------------|
| 0.1 | 08/08/2017 | Première version |
|-----------------------------------------------------------------------------|
| 0.2 | 27/04/2020 | - Un <code> peut être assigné à une <clé> |
| | | - Correction de bugs |
| | | - Optimisations |
|-----------------------------------------------------------------------------|
| 0.2a | 01/10/2022 | - vieux bug corrigé : \useKV envoie désormais une |
| | | erreur si une clé n'est pas définie |
| | | - la valeur n'est dépouillée que d'une accolade (et |
| | | non pas de 2 comme auparavant) |
| | | - quelques petits nettoyages, code en UTF8 |
|-----------------------------------------------------------------------------|
| 0.2b | 30/10/2022 | - messages d'erreur mieux formatés |
| | | - <clé> détokénisée dans \ifboolKV et \showKV pour |
| | | être cohérent avec \setKV et \useKV |
|-----------------------------------------------------------------------------|
| 0.2c | 02/10/2023 | - bug corrigé : si un item <clé=val> est vide, il est|
| | | ignoré |
| | | - quelques remaniements du code |
|-----------------------------------------------------------------------------|
|
