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exercisebank.sty
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exercisebank.sty
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% Source (with comments) can be found at https://github.com/Strauman/exercisebank/
%% The LaTeX package exercisebank - version v0.3.0 (2019/03/18) - build 137
%% exercisebank.sty: Exercise bank
%% -------------------------------------------------------------------------------------------
%% Copyright (c) 2018 by Andreas Storvik Strauman <andreas dot s dot strauman at uit dot no>
%% -------------------------------------------------------------------------------------------
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3c
%% 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 1.3c or later is part of all distributions of LaTeX
%% version 2008/05/04 or later.
%% This work has the LPPL maintenance status `author-maintained'.
%% This work consists of all files listed in README
\ProvidesPackage{exercisebank}[2019/03/18 v0.3.0 Creates a setup that gives freedom in making sets and exercises.]
\xdef\exbank@quiet{1}
\def\exercisebankversion{v0.3.0 - Build 137}
\PackageWarningNoLine{exercisebank-v0.3.0}{This package is in the beta stage, and if something unexpected happens please, oh pretty please, report it to https://github.com/Strauman/exercisebank. Thank you!}
\@ifundefined{ownLineNoSpacesGotIt}{\@latex@warning{Compilation wont work unless \string\end{problem} and \string\end{solution} are on their own lines and without any spaces. This warning can be removed by doing \string\def\string\ownLineNoSpacesGotIt{} before \@backslashchar usepackage{exercisebank}}
}{}
\ifcsname pdfstrcmp\endcsname\else
\PackageError{exercisebank-v0.3.0}{Exercisebank currently only works with pdfLaTeX}{}\stop
\fi
\gdef\setExercisesDir#1{\@latex@error{\string\setExercisesDir is deprecated. Use \string\exercisebanksetup{exercise directory=#1} instead}{}\stop\bye
}
\@ifundefined{exercisesDir}{\gdef\@exercisesDir{.}
}{}
\global\let\incl = \input
\def\exb@rememberCC#1{%
\edef\exbtmp@charcode{\the\numexpr#1}%
\expandafter\xdef\csname exb@remcc@\exbtmp@charcode\endcsname{\the\catcode#1}%
}
\def\exb@ignoreCC#1{%
\edef\exbtmp@charcode{\the\numexpr#1}
\exb@rememberCC{\exbtmp@charcode}%
\catcode\exbtmp@charcode=9%
}
\def\exb@resetCC#1{ \catcode#1=\csname exb@remcc@\the\numexpr#1\endcsname
}
\def\ignoreOutlineSpaces{%
\exb@ignoreCC{10}%
\exb@ignoreCC{11}%
\exb@ignoreCC{12}%
\exb@ignoreCC{13}%
}
\def\obeyOutlineSpaces{%
\exb@resetCC{10}%
\exb@resetCC{11}%
\exb@resetCC{12}%
\exb@resetCC{13}\ignorespaces%
}
\let\ignoreOutlineSpaces\relax
\let\obeyOutlineSpaces\relax
\def\g@newif#1{%
\count@\escapechar\escapechar\m@ne
\global\let#1\iffalse%
\g@if#1\iftrue%
\g@if#1\iffalse%
\escapechar\count@}
\def\g@if#1#2{%
\expandafter\def\csname\expandafter\@gobbletwo\string#1%
\expandafter\@gobbletwo\string#2\endcsname%
{\global\let#1#2}%
}
\global\newif\ifexbset@nextprob@header
\global\exbset@nextprob@headertrue
\newif\ifexb@opthides
\g@newif\ifexb@b@nextprob@header
\g@newif\ifexb@solutionsonly
\g@newif\ifexb@isFirstProblem
\g@newif\ifexb@opt@tightenparagraphs
\g@newif\ifexb@DisplaySolutions
\g@newif\ifexb@DisplayCurrentSolution
\g@newif\ifexb@DisplayCurrentProblem
\g@newif\ifexbank@if@needspace
\g@newif\ifexb@opt@partProblems
\g@newif\ifexb@opt@doMargins
\g@newif\ifexb@CountIntros
\g@newif\ifexb@noheadArg
\g@newif\ifexb@showtags
\g@newif\ifexb@showCurrent@PPHeader
\g@newif\ifexb@showLonelyPartProblems
\global\exb@showLonelyPartProblemsfalse
\global\exb@showCurrent@PPHeadertrue
\exb@b@nextprob@headerfalse
\exbank@if@needspacetrue
\usepackage{xstring}
\usepackage{pgffor}
\usepackage{scrextend}
\usepackage{comment}
\usepackage{calc}
\usepackage{pgfpages}
\usepackage{geometry}
\usepackage{listofitems}
\ignoreemptyitems
\usepackage{trimspaces}
\usepackage{needspace}
\edef\@isTrue{1}
\edef\@isFalse{0}
\gdef\exb@int@isin#1#2#3#4{%
\def\needle{#1}
\def\haystack{#2}
\ifx\haystack\empty\relax#4\else%
\def\isFalse{0}%
\let\isInList = \isFalse%
\IfInteger{\needle}{}{\@latex@error{ISIN: Can't look for part problem that is not numeric: `\needle' in `\haystack'!}{}\bye\stop}%
\IfInteger{\haystack}{ \ifnum\haystack=\needle\relax%
#3%
\else%
#4%
\fi%
}{ \foreach\pp in #2{%
\ifnum\pp=\needle\relax%
\gdef\isInList{1}%
#3%
\fi%
}%
\if\isInList\isFalse%
#4%
\fi%
}%
\fi}
\gdef\exb@warn{\PackageWarningNoLine{exercisebank-v0.3.0}}
\gdef\exb@err#1{\PackageError{exercisebank}{#1}{}}
\newif\ifexb@isInList
\newcounter{exb@isin@dots}
\gdef\exb@isin#1#2#3#4{\@dinfo{running isin}
\global\exb@isInListfalse
\xdef\needle{#1}
\xdef\haystack{#2}
\def\whenfalse{#4}
\def\whentrue{#3}
\ifx\haystack\empty\relax#4\else%
\readlist*\items\haystack%
\foreachitem\itm\in\items{%
\ifnum\pdfstrcmp{\needle}{\itm}=\z@\relax%
\global\exb@isInListtrue%
#3\fi%
}%
\ifexb@isInList\else%
#4
\fi\fi%
}
\gdef\strif#1#2{%
\ifnum\pdfstrcmp{#1}{#2}=\z@\relax%
}
\let\ea = \expandafter
\begingroup\lccode`\|=`\\
\lowercase{\endgroup\def\removebs#1{\if#1|\else#1\fi}}
\gdef\exbank@macroname#1{\expandafter\removebs\string#1}
\gdef\@noneofone#1{}
\gdef\@noneoftwo#1#2{}
{\globaldefs=1\newcommand\@opt@gobble[2][]{}}
\@ifundefined{exbank@verbose}{ \global\let\@dinfo\@gobble
\global\let\@dinfomode\@opt@gobble
}{ \bgroup
\globaldefs=1\newcommand\@dinfo[2][]{%
\@latex@warning{--INFO:#2}%
}%
\egroup%
}
\@ifundefined{exbank@quiet}{ \gdef\@dlog#1{\@latex@warning{::DEBUG:#1}}%
}{ \global\let\@dlog\@noneofone%
}
\gdef\shownextchar#1{\@latex@warning{NEXT:\string#1}#1}
\newcommand\ex@before[2]{ \edef #1{\unexpanded{#2}\unexpanded\expandafter{#1}}
}
\newcommand{\exb@lmargin}[2]{\strut\vadjust{\exb@domark{#1}{#2}}}
\newcommand{\exb@domark}[2]{%
\hbox to #2{ \vbox to 0pt{ \kern-\dp\strutbox
\smash{\llap{#1}}
\vss
}%
}
}
\newif\ifexb@isintersection
\def\exb@intersection@any#1#2#3#4{%
\global\exb@isintersectionfalse%
\edef\listarg{#1}%
\ifx\listarg\empty\@dlog{RELAX}#4\else%
\readlist*\needlelist{#1}%
\foreachitem\needle\in\needlelist{%
\exb@isin{\needle}{#2}{\global\exb@isintersectiontrue}{}%
}%
\ifexb@isintersection#3\else#4\fi%
\fi%
}
\gdef\@makespacesignored{%
\global\let\@oldtilde~%
\gdef~{}%
\global\catcode`\^^M=9\relax%
\global\catcode`\^^J=9\relax%
\global\catcode`\ =9\relax%
}
\gdef\@makespacesnormal{%
\global\let~\@oldtilde%
\global\catcode`\^^M=5\relax%
\global\catcode`\^^J=12\relax%
\global\catcode`\ =10\relax%
}
\def\@AtNextParHook{}
\let\oldep\everypar
\oldep{\the\everypar}
\newtoks\everypar
\oldep{\the\everypar\@AtNextParHook\relax\gdef\@AtNextParHook{}}
\def\AtNextPar#1{\g@addto@macro\@AtNextParHook{#1}}
\gdef\exercisebankversion{\PackageWarningNoLine{exercisebank}{Version v0.3.0b137}}
\gdef\exercisebankbuild{\PackageWarningNoLine{exercisebank}{Build 137}}
\edef\@isTrue{1}
\edef\@isFalse{0}
\gdef\ShowNumbers{\gdef\@displayMetaCounter{\isTrue}}
\global\exb@showtagsfalse
\gdef\ShowTags{\global\exb@showtagstrue}
\gdef\exb@printCurrentTags{Tags: \exb@currentTags~}
\gdef\ShowFilenames{\At\InputExerciseFile{File: {\ttfamily \@exercisesDir/\exerciseFile}\par}}
\global\exb@DisplaySolutionsfalse
\gdef\DisplaySolutions{\global\exb@DisplaySolutionstrue\@latex@warning{Showing solutions}}
\gdef\SolutionsOnly{\DisplaySolutions\global\exb@solutionsonlytrue}
\gdef\exb@currentPoints{0}
\pgfkeys{/exbanksetup/.is family, /exbanksetup,
default/.style = { part problems = true,
tighten paragraphs = true,
problem header={\Large\bfseries\@tr{Problem}~\theproblemcounter},
part problem header={\large\textbf{(\theproblemcounter\alph{partproblemcounter})}},
part problem header suffix={},
solution header={\large{\textbf{\@tr{Solution}:}}},
exercise directory=.,
figure root directory=\@exercisesDir,
style margins=true,
problem needs space=0.2\paperheight,
needspace/.is if={exbank@if@needspace},
no needspace/.code = {\global\ifexbank@if@needspacefalse},
show lonely part problems/.is if={exb@showLonelyPartProblems}
},
exercise directory/.estore in = \@exercisesDir, %
figure root directory/.estore in = \@figrootDir, %
front page/.estore in = \exb@frontpage,
front page=\@isFalse,
problem header/.store in = \exbank@opt@problemHeader,
part problem header/.store in = \exbank@opt@partProblemHeader,
solution header/.store in = \exbank@opt@solutionHeader,
problem needs space/.store in = \exbank@opt@problemneedspace,
part problem header suffix/.store in=\exb@partproblem@header@suffix,
part problems/.is if = {exb@opt@partProblems},
tighten paragraphs/.is if = {exb@opt@tightenparagraphs},
style margins/.is if ={exb@opt@doMargins},
switches/.cd,
On/.initial = \@isTrue,
on/.initial = \@isTrue,
T/.initial = \@isTrue,
True/.initial = \@isTrue,
Off/.initial = \@isFalse,
off/.initial = \@isFalse,
F/.initial = \@isFalse,
False/.initial = \@isFalse,
}
\newcommand\exercisebanksetup[1]{ \pgfkeys{/exbanksetup, #1}%
}
\exercisebanksetup{default}
\AtBeginDocument{\xdef\tpd{\the\prevdepth}}
\gdef\tighten@paragraph{%
\ifexb@opt@tightenparagraphs\relax%
\filbreak%
\fi%
}
\gdef\tighten@paragraph@solutions{%
\ifexb@opt@tightenparagraphs%
\ifexb@DisplaySolutions%
\filbreak%
\fi
\fi%
}
\gdef\tighten@paragraph@always{%
\ifexb@opt@tightenparagraphs%
\filbreak%
\fi%
}
\@dlog{unfilbreak@exercisebank}
\@ifdefinable\@My@filbreak@counter{\newcount\@My@filbreak@counter}
\global \@My@filbreak@counter = 0
\@ifdefinable\@My@filbreak@mark{\newmarks\@My@filbreak@mark}
\renewcommand*\filbreak{%
\par
\global\advance \@My@filbreak@counter \@ne
\marks\@My@filbreak@mark{\number\@My@filbreak@counter}%
\vfil
\penalty -200
\vfilneg
}
\newcommand*\@My@finish@stopfilbreak{}
\newcommand*\stopfilbreak{%
\par
\ifnum\prevdepth >\@m \else\prevdepth \z@ \fi
\nobreak\null
\nobreak\vskip -\baselineskip
\penalty\z@
\begingroup
\output{%
\typeout{t: \the\pagetotal, g: \the\pagegoal}%
\unvbox\@cclv
\ifnum 0\topmarks\@My@filbreak@mark <\@My@filbreak@counter
\gdef\@My@finish@stopfilbreak{%
\penalty\z@%
}%
\else
\gdef\@My@finish@stopfilbreak{%
\penalty\z@ %
}%
\fi
}%
\break
\endgroup
\@My@finish@stopfilbreak
}
\pgfkeys{ /exbanki18n/.is family, /exbanki18n,
default/.style = {Problem = Problem, Solution = Solution},
Problem/.estore in = \@tr@Problem,
Solution/.estore in = \@tr@Solution
}
\newcommand{\translateExBank}[1]{ \pgfkeys{/exbanki18n, default, #1}%
}
\translateExBank{}
\gdef\@tr#1{%
\@ifundefined{@tr@#1}{#1}{%
\csname @tr@#1\endcsname%
}%
}
\newif\ifat@isrigid
\let\ea = \expandafter
\begingroup\lccode`\|=`\\
\lowercase{\endgroup\def\removebs#1{\if#1|\else#1\fi}}
\ifcsname at@verbose\endcsname
\global\def\@triggerLog#1{\@latex@warning{--\string\TRIGGER: #1}}%
\else
\global\let\@triggerLog\@gobble%
\fi
\newcommand{\At}[2]{%
\edef\mname{\exbank@macroname{#1}}%
\ifcsname At@\mname\endcsname%
\ea\g@addto@macro\csname At@\mname\endcsname{#2}%
\else%
\ifat@isrigid
\ea\gdef\csname Rigid@At@\mname\endcsname{#2}%
\else
\ea\gdef\csname At@\mname\endcsname{#2}%
\fi%
\fi%
\global\at@isrigidfalse%
}
\let\@rigid\at@isrigidtrue
\newcommand{\Trigger}[1]{%
\edef\mname{\exbank@macroname{#1}}%
\ea\@ifundefined{Rigid@At@\mname}{}{%
\@triggerLog{\mname}\csname Rigid@At@\mname\endcsname%
}%
\ea\@ifundefined{At@\mname}{}{%
\@triggerLog{\mname}\csname At@\mname\endcsname%
}%
}
\newcommand{\exb@ClearHook}[1]{%
\edef\mname{\exbank@macroname{#1}}%
\expandafter\let\csname At@\mname\endcsname\relax%
\ifat@isrigid
\expandafter\let\csname Rigid@At@\mname\endcsname\relax%
\fi
\global\at@isrigidfalse%
}
\xdef\figuresPath{\@figrootDir/}
\gdef\fileInputPath{}
\gdef\thisfilepath{} %
\gdef\fileInputBase{}
\@ifundefined{input@path}{\gdef\input@path{}}{}
\AtBeginDocument{%
\providecommand*{\input@path}{}
\providecommand*{\Ginput@path}{}
\g@addto@macro\input@path{{\fileInputBase}{\fileInputPath}}%
\g@addto@macro\Ginput@path{{\fileInputBase}{\fileInputPath}}%
}
\At\PathControl{ \xdef\figuresPath{\@figrootDir/}
\edef\exfile{\exerciseFile}
\expandafter\filename@parse{\exfile}
\xdef\thisfilepath{\@exercisesDir/\filename@area}
\xdef\fileInputPath{\figuresPath\filename@area}
\xdef\fileInputBase{\figuresPath\filename@area\filename@base/}
}
\newlength{\pMarginBelow}
\newlength{\pMarginAbove}
\newlength{\pMarginLeft}
\newlength{\ppMarginBelow}
\newlength{\ppMarginAbove}
\newlength{\ppMargin}
\newlength{\introOutdent}
\newlength{\solutionMarginAbove}
\setlength\parindent{0pt}
\setlength{\pMarginLeft}{-\ppMargin-2.5em}
\setlength{\pMarginBelow}{1.5em \@plus .5em \@minus .5em}
\setlength{\pMarginAbove}{0pt}
\setlength{\ppMargin}{0.5em}
\setlength{\ppMarginBelow}{0em}
\setlength{\ppMarginAbove}{0.5\baselineskip}
\setlength{\introOutdent}{1em}
\setlength{\solutionMarginAbove}{1em}
\newcounter{problemcounter}
\setcounter{problemcounter}{0}
\newcounter{partproblemcounter}
\At\VeryBeginProblem{%
\ifexb@opt@tightenparagraphs%
\ifexbank@if@needspace\needspace{\exbank@opt@problemneedspace}\fi%
\fi%
\stepcounter{problemcounter}%
\setcounter{partproblemcounter}{0}%
\vspace\pMarginAbove%
\strut\vadjust{\vbox to 0pt{\ifexb@opt@doMargins\relax\hskip\pMarginLeft\fi{\exbank@opt@problemHeader}\vss}}\par%
\vspace\pMarginBelow\relax%
}
\At\EndProblem{%
\tighten@paragraph%
}%
\At\BeginPartproblem{%
\vspace\ppMarginAbove\relax%
}
\At\VeryBeginPartproblem{%
\@dinfo{Triggered Beginning Part Problem (\string\VeryBeginPartproblem)}%
\stepcounter{partproblemcounter}%
\@dinfo{Generating title for part problem}%
\gdef\exb@prePPHead{}%
\gdef\exb@postPPHead{}%
\if\@displayMetaCounter\@isTrue\relax%
\gdef\exb@prePPHead{{\Large\themetacounter}:}%
\fi%
\ifexb@showtags%
\g@addto@macro\exb@postPPHead{\exb@printCurrentTags}%
\fi%
\ifexb@opt@doMargins%
\let\exb@partProblemHeader\exbank@opt@partProblemHeader%
\ifexb@b@nextprob@header\relax%
\global\exb@b@nextprob@headerfalse%
\addtocounter{partproblemcounter}{-1}%
\let\exb@partProblemHeader\exb@nextprob@header%
\fi%
\gdef\exb@pp@lefttag{\leavevmode{\smash{\llap{{\exb@prePPHead\exb@partProblemHeader\Trigger\PartProblemHeaderSuffix}\hskip\ppMargin}\exb@postPPHead}}}%
\else%
\gdef\exb@pp@lefttag{{\exb@partProblemHeader\Trigger\PartProblemHeaderSuffix}}%
\fi%
\ifexb@showCurrent@PPHeader%
\AtNextPar{\exb@pp@lefttag\global\let\exb@pp@lefttag\relax\Trigger\AfterPPHeader}\par%
\else%
\par%
\fi\ignorespaces}%
\At\EndPartproblem{%
\vspace\ppMarginBelow\relax%
\tighten@paragraph%
\global\exb@showCurrent@PPHeadertrue
}
\At\BeginSolution{\ifexb@solutionsonly\else\hfill\break\vspace{\solutionMarginAbove}\fi{\exbank@opt@solutionHeader}}
\At\EndSolution{}
\newcounter{numppInFile}
\At\BeginPartproblem{%
\ifcsname exb@numexercises@\the\numexpr\the\c@problemcounter\endcsname%
\edef\numppex{\csname exb@numexercises@\the\numexpr\the\c@problemcounter\endcsname}%
\ifnum\numppex=\@ne%
\ifexb@showLonelyPartProblems\else%
\global\exb@showCurrent@PPHeaderfalse%
\fi
\fi%
\fi%
\stepcounter{numppInFile}%
}
\At\EndProblem{%
\immediate\write\@auxout{\string\expandafter\string\gdef\string\csname\space exb@numexercises@\the\numexpr\the\c@problemcounter\endcsname{\the\c@numppInFile}}%
\setcounter{numppInFile}{0}%
}
\providecommand\exb@currentTags{}
\providecommand\exb@nextprob@header{}
\pgfkeys{/exbank/problems/.cd,%
initial style/.style={hide=false,tag=\relax,reset pp head},%
default/.style={initial style},
hide/.is if={exb@opthides},%
tags/.estore in=\exb@currentTags,%
tag/.code={\pgfkeysalso{tags={#1}}},
head/.code={\global\exb@b@nextprob@headertrue\gdef\exb@nextprob@header{#1}},%
reset pp head/.code={\global\exb@b@nextprob@headerfalse},
solution only/.code={\ifexb@DisplaySolutions\else\pgfkeysalso{/exbank/problems/hide=true}\fi},
reset to default/.code=\pgfkeysalso{/exbank/problems/default/.style={initial style}}
}
\def\nextproblem{\pgfqkeys{/exbank/problems}}
\def\resetnextproblems{\nextproblem{reset to default}}
\def\nextproblems#1{%
\edef\nextprobargs{{default/.style={#1}}}%
\expandafter\nextproblem\nextprobargs%
}
\newcounter{exb@cutfilecounter}
\global\let\do@ProcessCutFile = \ProcessCutFile
\At\EndProblem{%
\ifexb@opt@tightenparagraphs\relax%
\ifexb@DisplaySolutions%
\penalty-300%
\fi%
\fi%
}
\@ifundefined{figure}{}{ \edef\figure{\unexpanded{\tighten@paragraph@always}\unexpanded\expandafter{\figure}}
}
\@ifundefined{endfigure}{}{ \g@addto@macro\endfigure{\tighten@paragraph@always}
}
\gdef\isFalse{0}
\gdef\isTrue{1}
\global\exb@DisplayCurrentProblemtrue
\gdef\@displayMetaCounter{\isFalse}
\AtBeginDocument{ \ifexb@DisplaySolutions\else
\@latex@warning{Hiding solutions. Show them with \string\DisplaySolutions}
\fi
}
\newif\ifexb@isdisplaying
\long\gdef\exb@ifshowproblem#1#2{%
\exb@isdisplayingfalse%
\ifexb@DisplayCurrentProblem%
\ifexb@opthides\else\exb@isdisplayingtrue\fi\fi%
\ifexb@isdisplaying#1\else#2\fi%
}
\long\gdef\showhideproblem#1{%
\exb@ifshowproblem{\let\ProcessCutFile\do@ProcessCutFile#1\global\exb@DisplayCurrentSolutiontrue}{\def\ProcessCutFile{}\global\exb@DisplayCurrentSolutionfalse}%
}
\generalcomment{problem}{%
\ifexb@DisplaySolutions
\global\exb@DisplayCurrentSolutiontrue\else\global\exb@DisplayCurrentSolutionfalse
\fi
\stepcounter{metacounter}%
\@dinfo{problem: Triggering \string\DecideProblemDisplay}%
\Trigger\DecideProblemDisplay%
\@dinfo{problem:Executing - \string\showhideproblem - \the\c@problemcounter}%
\showhideproblem{%
\ifexb@opt@partProblems%
\ifexb@solutionsonly\else
\Trigger\BeginPartproblem%
\Trigger\VeryBeginPartproblem%
\fi
\else%
\Trigger\BeginProblem%
\Trigger\VeryBeginProblem%
\fi%
}%
\ifexb@solutionsonly\def\ProcessCutFile{}\ifexb@DisplayCurrentProblem\relax\stepcounter{partproblemcounter}\fi\fi
}{%
\@dinfo{Ending problem env \the\c@problemcounter}%
\ifexb@DisplayCurrentProblem\relax%
\ifexb@opt@partProblems\relax%
\Trigger\EndPartproblem%
\tighten@paragraph
\else
\Trigger\EndProblem%
\fi%
\fi%
\@dinfo{Ended problem env}%
}
\g@addto@macro\AfterproblemComment{\nextproblem{default}\ignorespaces}%
\generalcomment{solution}{%
\@dinfo{START solution ENV}%
\Trigger\AtBeginSolutionHard
\begingroup
\ifexb@DisplaySolutions%
\ifexb@DisplayCurrentProblem\else%
\global\exb@DisplayCurrentSolutionfalse
\fi
\else
\global\exb@DisplayCurrentSolutionfalse
\fi
\ifexb@DisplayCurrentSolution%
\let\ProcessCutFile\do@ProcessCutFile%
\ifexb@solutionsonly\AtNextPar{\leavevmode\smash{\llap{\exbank@opt@partProblemHeader}}\Trigger\AfterPPHeader}\fi%
\ifexb@DisplayCurrentSolution\Trigger\BeginSolution\fi%
\else
\def\ProcessCutFile{}%
\fi
}{%
\ifexb@DisplayCurrentSolution%
\Trigger\EndSolution
\tighten@paragraph@solutions
\vspace{0.5em}
\fi
\endgroup
\Trigger\EndSolutionHard\@dinfo{END solution ENV}%
}
\g@addto@macro\AftersolutionComment{\ignorespaces}
\def\exb@intromargin{%
\ifexb@opt@doMargins\relax%
\gdef\exb@endintromargin{\endlist\endgroup}%
\begingroup\list{}{\leftmargin-\introOutdent}\item[]%
\else%
\relax\global\let\exb@endintromargin=\relax\fi%
}
\generalcomment{intro}{\@dinfo{START intro ENV}%
\ifexb@CountIntros%
\stepcounter{metacounter}%
\Trigger\DecideProblemDisplay%
\gdef\exb@pre@intro{}%
\gdef\exb@post@intro{}%
\if\@displayMetaCounter\isTrue\relax%
\gdef\exb@pre@intro{{\leavevmode{\llap{{\Large\themetacounter}:\hspace*{-\pMarginLeft}}}}\ignorespaces}%
\fi%
\ifexb@showtags%
\xdef\exb@post@intro{\exb@printCurrentTags}%
\fi%
\if\@spriteMode\@isTrue%
\if\introarg\@isTrue%
\stepcounter{partproblemcounter}%
\fi%
\fi%
\gdef\@displayIntro{\@isFalse}%
\showhideproblem{%
\tighten@paragraph%
\Trigger\BeginIntro\exb@pre@intro\exb@post@intro%
\gdef\@displayIntro{\@isTrue}%
}%
\exb@ifshowproblem{\exb@intromargin}{}%
\else%
\exb@intromargin%
\fi%
\ifexb@solutionsonly\def\ProcessCutFile{}\fi
}{ \ifexb@CountIntros%
\Trigger\EndIntro%
\exb@ifshowproblem{\exb@endintromargin}{}
\else
\exb@endintromargin
\fi%
\@dinfo{END intro ENV}\ignorespaces%
}
\g@addto@macro\AfterintroComment{\nextproblem{default}\ignorespaces}
\def\squeeze{ \newlength{\marginw}
\setlength{\marginw}{1.5cm}
\newgeometry{margin=\marginw}
\renewcommand{\topfraction}{0.85}
\renewcommand{\bottomfraction}{0.85}
\renewcommand{\textfraction}{0.1}
\renewcommand{\floatpagefraction}{0.85}
\renewcommand{\dbltopfraction}{0.85}
\renewcommand{\dblfloatpagefraction}{.85}
\setcounter{topnumber}{25}
\setcounter{bottomnumber}{25}
\setcounter{totalnumber}{25}
\setcounter{dbltopnumber}{25}
\renewcommand{\baselinestretch}{0.9}
\let\markeverypar\everypar
\newtoks\everypar
\everypar\markeverypar
\markeverypar{\the\everypar\looseness=-1\relax}
\g@addto@macro\define@newfont{%
\fontdimen2\font@name=0.8\fontdimen2\font@name
}%
\fontdimen2\font@name=0.8\fontdimen2\font@name
\thinmuskip=0mu plus 3mu
\medmuskip=1mu plus 4mu
\thickmuskip=2mu plus 5mu
\abovedisplayskip=0pt plus 3pt
\belowdisplayskip=0pt plus 3pt
\abovedisplayshortskip=0pt plus 3pt
\belowdisplayshortskip=0pt plus 3pt
}
\let\ea = \expandafter
\newcounter{metacounter}
\setcounter{metacounter}{0}
\gdef\exb@emptyList{0}
\newif\ifexb@tagbuildmode
\global\exb@tagbuildmodefalse
\global\let\emptyList\exb@emptyList
\global\let\exb@tagList\exb@emptyList
\gdef\ifppMode#1{ \def\mname{\exbank@macroname{#1}}
\strif\mname\ppMode
}
\gdef\isppMode#1#2{ \edef\mname{\exbank@macroname{#1}}
\strif{\exbank@macroname{#1}}{\ppMode}\relax#2\fi
}
\gdef\@ifppMode#1{%
\ifnum\pdfstrcmp{\exbank@macroname{#1}}{\ppMode}=\z@%
\expandafter\@firstofone%
\else%
\expandafter\@noneofone%
\fi%
}%
\def\pm@Exclude{exclude}
\def\pm@Select{select}
\def\pm@Normal{normal}
\let\ipm\@ifppMode
\let\T@\isTrue
\let\F@\isFalse
\def\exb@DPT{\global\exb@DisplayCurrentProblemtrue}
\def\exb@DPF{\global\exb@DisplayCurrentProblemfalse}
\At\DecideProblemDisplay{%
\ifnum\pdfstrcmp{\ppList}{\emptyList}=\z@\relax%
\ipm\exclude\exb@DPT\ipm\select\exb@DPF
\fi
\exb@int@isin{\themetacounter}{\ppList}{ \ipm\exclude\exb@DPF\ipm\select\exb@DPT\ipm\normal\exb@DPT
}{ \ipm\exclude\exb@DPT\ipm\select\exb@DPF\ipm\normal\exb@DPT
}
\ifexb@tagbuildmode
\ifexb@DisplayCurrentProblem\relax%
\exb@intersection@any{\exb@currentTags}{\exb@tagList}{\global\exb@opthidesfalse}{\global\exb@opthidestrue\global\exb@DisplayCurrentProblemfalse}%
\fi
\fi
}
\gdef\introarg{\@isFalse}
\pgfkeys{ /makeset/.is family, /makeset,
default/.style = {noheadarg=false},
intro/.style = {introarg=\@isTrue},
nointro/.style = {introarg=\@isFalse},
nohead/.style = {noheadarg=true},
head/.style = {noheadarg=false},
introarg/.estore in = \introarg,
noheadarg/.is if = {exb@noheadArg},
}
\gdef\makesetdefaults#1{%
\edef\exb@setpgfkeys{{\unexpanded\expandafter{/makeset/default/.style = {#1}}}}%
\expandafter\pgfkeys\exb@setpgfkeys%
}
\pgfkeys{/makeset/override/.cd,
intro/.code = {\gdef\introarg{\@isTrue}\ea\gdef\csname setlist@\exb@currentSetID @intro\endcsname{\@isTrue}},
nointro/.code = {\gdef\introarg{\@isFalse}\ea\gdef\csname setlist@\exb@currentSetID @intro\endcsname{\@isFalse}},
nohead/.code = {\exb@noheadArgtrue\ea\gdef\csname setlist@\exb@currentSetID @nohead\endcsname{\@isTrue}}
}
\gdef\@listOfSets{}
\gdef\@spriteMode{\isFalse}
\gdef\exbank@spriteSets{\emptyList}
\long\gdef\spritesets#1{ \gdef\exbank@spriteSets{#1}
}
\gdef\exb@listofsetnames{}
\global\let\exlist@protect\unexpanded
\newcommand\makeset[3][]{ \xdef\thissetid{#2}
\xdef\exb@listofsetnames{\unexpanded\expandafter{\exb@listofsetnames}\thissetid,}
\ea\xdef\csname setkeys@\thissetid\endcsname{#1}
\pgfkeys{/makeset, default, #1}%
\if\introarg\isTrue%
\gdef\introarg{\isTrue}
\ea\gdef\csname setlist@#2@intro\endcsname{\isTrue}
\fi
\ifexb@noheadArg%
\ea\gdef\csname setlist@#2@nohead\endcsname{\isTrue}
\fi
\ea\gdef\csname setlist@#2\endcsname{\exlist@protect{#3}}
\def\setmacro{\unexpanded\expandafter{\csname setlist@#2\endcsname}}
\g@addto@macro\@listOfSets{,#2}
}
\long\gdef\about#1{}
\newcommand\buildall{%
\edef\tmpargs{{\exb@listofsetnames}}
\dlog{\tmpargs}
\expandafter\buildsets\tmpargs
}
\newcommand\sprite[1][4]{\squeeze
\gdef\@spriteMode{\isTrue}
\long\def\about##1{{\Large\textbf{About}:\\[1.1em]##1\\[1.5em]}}
\pgfpagesuselayout{#1 on 1}[a4paper,border shrink=5mm]
\ifnum\pdfstrcmp{\exbank@spriteSets}{\emptyList}=\z@\relax%
\edef\sprite@setlist{\ea\@secondoftwo\@listOfSets}
\readlist*\list@sprite@setlist\sprite@setlist
\foreachitem\set\in\list@sprite@setlist{ \edef\theset{{\set}}
\if\theset\empty\relax\else%
\buildset{\set}%
\fi%
}
\else
\edef\sprite@setlist{\exbank@spriteSets}
\readlist*\list@sprite@setlist\sprite@setlist
\foreachitem\set\in\list@sprite@setlist{ \edef\theset{{\set}}
\if\theset\empty\relax\else%
\buildex{\set}%
\fi%
}
\fi
}
\gdef\exbank@setEnv@normal#1{\exbank@setEnv{#1}{normal}
}
\gdef\exerciseFile{}%
\newcommand{\exbank@setEnv}[3][{-1}]{ \if\@spriteMode\isFalse%
\gdef\ppList{#1}
\gdef\exerciseFile{#2}
\gdef\ppMode{#3}
\else
\gdef\ppList{\emptyList}
\gdef\exerciseFile{#2}
\gdef\ppMode{\pm@Normal}
\fi
}
\global\let\exb@execChar\relax
\global\let\ex@protect\noexpand
\long\gdef\exec#1{\exb@execChar\ex@protect{#1}}
\long\gdef\exb@def@makeset@cmd#1{\@ifnextchar[{\@exb@def@makeset@cmd{#1}}{\@exb@def@makeset@cmd{#1}[0]}}
\long\gdef\@exb@def@makeset@cmd#1[#2]#3{\def\ncArgs{#1[#2]}%
\bgroup\globaldefs=1\ea\newcommand\ncArgs{\exec{#3}}\egroup%
}
\def\exbank@def@makeset@command{\exb@warn{\string\exbank@def@makeset@command\space is deprecated and will be removed in versions >= 0.3.0. Use \string\exb@def@makeset@cmd\space(or \string\DeclareExerciseCommand where applicable)}\exb@def@makeset@cmd}
\let\DeclareExerciseCommand\exb@def@makeset@cmd
\newcommand{\exclude}[2]{[{#2}]{#1}{exclude}}
\newcommand{\select}[2]{[{#2}]{#1}{select}}
\newcommand{\orderedselect}[2]{%
}
\exb@isFirstProblemtrue
\exb@def@makeset@cmd{\phead}{%
\ifexb@isFirstProblem%
\global\exb@isFirstProblemfalse%
\else%
\Trigger\EndProblem%
\fi%
\par%
\Trigger\BeginProblem%
\Trigger\VeryBeginProblem%
}
\exb@def@makeset@cmd{\pheadarg}[1]{ \ifexb@isFirstProblem%
\global\exb@isFirstProblemfalse%
\else%
\Trigger\EndProblem%
\fi%
\Trigger\BeginProblem%
\bgroup\def\theproblemcounter{#1}\Trigger\VeryBeginProblem\egroup%
}
\exb@def@makeset@cmd{\pbreak}{\clearpage}
\gdef\buildex#1{ \makeset{#1}{#1}
\buildset{#1}
}
\exb@CountIntrosfalse
\gdef\exb@setpgf#1{%
\edef\keystring{{/makeset,default,#1}}%
\ea\pgfkeys\keystring}
\long\def\exb@getnextchar#1#2\endstr{\gdef\exb@nextchar{#1}\gdef\exb@restchars{#2}}
\long\gdef\@execute@makeset@command#1{%
\@dinfo{Executing macro \@backslashchar\@gobble##1}%
\csname #1\endcsname%
\def\continueLoop{\isFalse}%
}
\long\def\@execute@exec#1{%
\def\continueLoop{\isFalse}\@dinfo{Executing custom (\string\exec) command}{#1}%
}
\long\gdef\X@exb@setEnv#1{%
\def\continueLoop{\isTrue}%
\@dinfo{Processing normal file "\exerciseFileInfo.tex"}%
\exbank@setEnv@normal{#1}%
}
\long\gdef\exb@setEnv@withOptargs#1{%
\def\continueLoop{\isTrue}
\edef\firstarg{#1}
\expandafter\exbank@setEnv\firstarg%
}
\def\set@charcode#1{\edef\testcode{\unexpanded{\the\numexpr`}#1}}
\long\def\@delegateFileInfo#1{%
\expandafter\exb@getnextchar#1\endstr%
\set@charcode\exb@nextchar\relax
\ifnum\testcode=\the\numexpr`?\relax
\relax\@execute@makeset@command\exb@restchars%
\else\ifnum\testcode = \the\numexpr`:\relax%
\@execute@exec\exb@restchars
\else\ifnum\testcode = \the\numexpr`[\relax%
\exb@setEnv@withOptargs{\exb@nextchar\exb@restchars}
\else%
\X@exb@setEnv{\exb@nextchar\exb@restchars}
\fi
\fi
\fi
}
\newcommand\buildset[2][]{%
\xdef\exb@currentSetID{#2}%
\pgfkeys{/makeset/override/.cd, #1}
\global\let\setName\exb@currentSetID%
\gdef\exb@buildset@oarg{#1}
\@ifundefined{setlist@#2@intro}{\exb@CountIntrosfalse}{\exb@CountIntrostrue}%
\@ifundefined{setlist@#2@nohead}{\gdef\nohead{\isFalse}}{\gdef\nohead{\isTrue}}%
\ifcsname setkeys@\setName\endcsname%
\xdef\skeys{\csname setkeys@#2\endcsname}%
\exb@setpgf\skeys%
\fi%
\@ifundefined{setlist@#2}{%
\exb@err{Couldn't find set #2. Did you remember to do \string\makeset{#2}{}?}
\stop\bye
}{}
\let\exlist@protect\unexpanded%
\edef\exbank@setlist{\csname setlist@#2\endcsname}%
\let\exlist@protect\unexpanded%
\if\@spriteMode\isFalse%
\if\exb@frontpage\@isFalse\else\input{\exb@frontpage}\fi
\Trigger\StartBuildset%
\fi%
\readlist*\setlist\exbank@setlist%
\foreachitem\exerciseFileInfo\in\setlist{%
\def\continueLoop{\isTrue}%
\gdef\ppList{\emptyList}%
\setcounter{metacounter}{0}%
\let\ex@protect\unexpanded%
\edef\exb@execChar{:}%
\edef\exerciseFileInfo{\exerciseFileInfo}%
\@delegateFileInfo\exerciseFileInfo%
\Trigger\InputExercise%
\if\continueLoop\isTrue%
\let\ex@protect\noexpand%
\Trigger\PathControl%
\if\nohead\isFalse%
\if\@spriteMode\isFalse%
\Trigger\BeginProblem%
\fi%
\fi%
\if\nohead\isFalse\Trigger\VeryBeginProblem\fi%
\if\@spriteMode\isTrue\textbf{\exerciseFile.tex\\}\fi%
\IfFileExists{\@exercisesDir/\exerciseFile}{%
\Trigger\InputExerciseFile
\let\exb@execChar\relax
\incl{\@exercisesDir/\exerciseFile}%
\if\@spriteMode\isTrue%
\setcounter{partproblemcounter}{0}%
\fi%
}{ \@latex@error{Could not find \@exercisesDir/\exerciseFile. Maybe it is because the default exercise directory is now changed to the same directory that your main file is in. To set default exercise directory to exercises, do \string\exercisebanksetup{exercise directory=exercises}}{}
\stop\bye
}
\if\nohead\isFalse\Trigger\EndProblem\fi%
\fi%
}
\if\@spriteMode\isFalse%
\Trigger\EndBuildset%
\fi%
\setcounter{problemcounter}{0}%
\setcounter{partproblemcounter}{0}%
\clearpage%
}
\newcommand\buildsets[2][]{%
\xdef\csvlist{#2}%
\readlist*\items\csvlist%
\foreachitem\set\in\items{%
\buildset[#1]{\set}%
}
}
\newcommand\buildtags[2]{%
\global\exb@tagbuildmodetrue
\xdef\csvtags{#1}%
\xdef\csvlist{#2}
\xdef\csvsets{#2}%
\readlist*\tagsItems\csvtags%
\readlist*\setsItems\csvsets%
\foreachitem\set\in\setsItems{%
\xdef\exb@tagList{\csvtags}
\buildset{\set}%
}
\global\exb@tagbuildmodefalse
}
\def\buildsprite#1{\squeeze%
\gdef\@spriteMode{\isTrue}
\pgfpagesuselayout{4 on 1}[a4paper,border shrink=5mm]%
\buildsets{#1}%
}
\providecommand\refcounter[1]{\edef\@currentlabel{#1}%
}
\DeclareRobustCommand{\pplabel}[1]{ \refcounter{\theproblemcounter}\label{pr:\exerciseFile:#1}\label{pr:global:#1}
\refcounter{\alph{partproblemcounter}}\label{pp:\exerciseFile:#1}\label{pp:global:#1}
}
\let\pptag = \pplabel
\newcommand\pppref[1]{%
(\ea\@alph\ref{pp:\exerciseFile:#1})\relax%
}
\newcommand\ppref[1]{%
(\ref{pr:\exerciseFile:#1}\ref{pp:\exerciseFile:#1})\relax%
}
\newcommand\ppgref[1]{%
(\ref{pr:global:#1}\ref{pp:global:#1})\relax%
}
\newcommand\pref[1]{%
\ref{pr:\exerciseFile:#1}\relax%
}
\newcommand\pgref[1]{%
\ref{pr:global:#1}\relax%
}
\gdef\exb@currentPoints{0}
\gdef\exb@currentPointsStyle{}
\newif\ifexb@enablepoints\global\exb@enablepointstrue
\exercisebanksetup{%
current points style/.store in=\exb@currentPointsStyle,
current points style={\ifnum\exb@currentPoints=\z@\ifnum\totalpoints=\z@\else\phantom{0p}\fi\else\exb@currentPoints p\fi\ignorespaces},
disable points/.is if={exb@enablepoints}
}
\ifexb@enablepoints
\AtEndDocument{%
\immediate\write\@auxout{\string\gdef\string\totalpoints{\the\c@exb@points}}%
}
\At\PartProblemHeaderSuffix{\exb@currentPointsStyle}
\fi
\newcounter{exb@points}
\setcounter{exb@points}{0}
\providecommand\totalpoints{}
\nextproblem{points/.store in=\exb@currentPoints}
\At\BeginPartproblem{%
\addtocounter{exb@points}{\exb@currentPoints}%
}
\At\EndPartproblem{\gdef\exb@currentPoints{0}}
\providecommand\exercisepoints{}
\newcounter{exb@tmp@exercisepoints}
\setcounter{exb@tmp@exercisepoints}{0}
\At\VeryBeginProblem{ \xdef\exb@expoints@macname{exb@exercisepoints@\the\c@problemcounter}
\ifcsname\exb@expoints@macname\endcsname%
\xdef\exercisepoints{\csname\exb@expoints@macname\endcsname}
\else%
\gdef\exercisepoints{}
\fi
\setcounter{exb@tmp@exercisepoints}{0}
}
\At\BeginPartproblem{%
\addtocounter{exb@tmp@exercisepoints}{\exb@currentPoints}%