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% Source (with comments) can be found at https://github.com/Strauman/includeRnw/
%% The LaTeX package includeRnw - version v0.1.0 (2018/05/01) - build 11
%% includeRnw.sty
%% -------------------------------------------------------------------------------------------
%% 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{includeRnw}[2018/05/01 v0.1.0 Makes commands for including external .Rnw files.]
\providecommand\rnw@loglevel{0}
\def\includeRnwVer{11 2018/05/01}
\RequirePackage{pdftexcmds}
\RequirePackage{kvoptions}
\let\incl\input
\def\insp#1{\texttt{\string#1:\meaning#1}}
\def\inspw#1{\@latex@warning{\string#1:\meaning#1}}
\providecommand\rnw@loglevel{3}
\newcommand\@dlog[2][1]{\ifnum\rnw@loglevel>#1\relax\PackageWarning{includeRnw}{#2}{}\fi}
\RequirePackage{kvoptions}
\SetupKeyvalOptions{ family=includeRnw,
prefix=rnw@opt@
}
\DeclareBoolOption[true]{build}
\DeclareBoolOption[true]{classicenv}
\DeclareComplementaryOption{halt}{build}
\DeclareBoolOption[false]{new}
\DeclareBoolOption[true]{knithead}
\DeclareComplementaryOption{noknithead}{knithead}
\DeclareComplementaryOption{texenv}{classicenv}
\ProcessKeyvalOptions*\relax
\def\rnw@knitCommand@classic{%
R -e 'library("knitr");
knit("\rnw@dir@input/\rnw@infile@fullpath", "\rnw@dir@output/\filename@base\rnw@suffix.tex")' &> \rnw@file@knitlog
}%
\def\rnw@knitCommand@texenv{%
R -e "library('knitr');
knit_patterns\string\$set(list(
chunk.begin = '\doublebs s*\fourbs begin\doublebs{Rnw\doublebs}\doublebs{(.+)\doublebs}',
chunk.end = '\doublebs s*\fourbs end\doublebs {Rnw\doublebs}',
inline.code = '\fourbs Sexpr\doublebs{([^{}]+)\doublebs}',
ref.chunk = '\fourbs rCode\doublebs{([^{}]+)\doublebs}'
));
knit('\rnw@dir@input/\rnw@infile@fullpath', '\rnw@dir@output/\filename@base\rnw@suffix.tex')" &> \rnw@file@knitlog%
}%
\ifrnw@opt@classicenv\relax
\global\let\rnw@knitCommand\rnw@knitCommand@classic
\@dlog[1]{Using classic environment}
\else
\@dlog[1]{Using tex environment}
\global\let\rnw@knitCommand\rnw@knitCommand@texenv
\fi
\ifrnw@opt@build\else
\ifrnw@opt@new
\@latex@warning{includeRnw: can't use halt and new together. Falling back to new.}
\rnw@opt@haltfalse
\fi
\fi
\providecommand\rnw@dir@input{.}
\providecommand\rnw@dir@output{./knitrout}
\providecommand\rnw@suffix{knitted}
\providecommand\rnw@file@knitlog{\rnw@dir@output/knitlog.log}
\providecommand\rnw@filebase@knithead{\rnw@dir@output/knithead}
\def\rnw@filename@parse#1{%
\filename@parse{#1}
\edef\rnw@filepath{\filename@area\filename@base}
\edef\rnw@filebase{\filename@base}
\edef\rnw@fileext{\ifx\filename@ext\relax Rnw\else\filename@ext\fi}
\edef\rnw@infile@fullpath{\filename@area\filename@base.\filename@ext}
}
\def\rnw@clear@knitlog{%
\immediate\write18{echo "" > \rnw@file@knitlog}
}
\def\rnw@check@ouput@file{\rnw@dir@output/.includeRnwShellEscapeCheck}
\def\check@shell@escape{%
\ifcase\pdf@shellescape%
\PackageError{includeRnw}{\string\includeRnw\space requires --shell-escape}{}\stop\or%
\message{Shell escape test passed}\or%
\PackageError{includeRnw}{\string\includeRnw\space requires --shell-escape. Current is restricted shell escape}{}\stop\fi%
}
\def\check@output@dir{%
\immediate\write18{touch \rnw@check@ouput@file}
\IfFileExists{\rnw@check@ouput@file}{}{%
\immediate\write18{mkdir \rnw@dir@output}
}
\immediate\write18{rm \rnw@check@ouput@file}
}
\def\rnw@include@knithead{%
\IfFileExists{\rnw@filebase@knithead.tex}{}{%
\@dlog[0]{Creating knithead}
\immediate\write18{%
echo "<<create-preamble,echo=FALSE,results='asis'>>=\string\ncat(knitr:::make_header_latex())\string\n@" > \rnw@filebase@knithead.Rnw
}%
\immediate\write18{R -e 'library("knitr");knit("\rnw@filebase@knithead.Rnw","\rnw@filebase@knithead.tex")' >> \rnw@file@knitlog}
}
\IfFileExists{\rnw@filebase@knithead.tex}{ \@dlog[0]{Including knithead}
\incl{\rnw@dir@output/knithead.tex}
}{ \PackageError{includeRnw}{Could not find knitr preamble: \rnw@dir@output/knithead.tex}{}
}
}
\xdef\rnw@gopt@halt{h}
\xdef\rnw@gopt@force{f}
\def\ifrnw@should@knitr{ \@dlog[2]{Deciding whether to do knitting on \filename@base.Rnw}
\newif\ifrnw@doknit
\rnw@doknittrue
\@dlog[2]{Decision is given option: \givenopt}
\ifnum\pdfstrcmp{\givenopt}{\rnw@gopt@force}=\z@\relax\rnw@doknittrue\@dlog[0]{Focing build}\else%
\@dlog[2]{Force not given}
\ifnum\pdfstrcmp{\givenopt}{\rnw@gopt@halt}=\z@\relax
\@dlog[0]{Halt option given. Not building!}%
\rnw@doknitfalse\else%
\@dlog[2]{Halt opt for command not given}
\ifrnw@opt@new%
\@dlog[1]{"new" package option is given, building if \knitOutfile exists}
\IfFileExists{\knitOutfile}{\rnw@doknitfalse}{\rnw@doknittrue}
\else%
\@dlog[1]{No "new" given, falling back to package option "halt"}
\ifrnw@opt@build\rnw@doknittrue\else\rnw@doknitfalse\fi
\fi%
\fi
\fi
\ifrnw@doknit
}
\def\rnw@purge@outdir{ \immediate\write18{rm -rf \rnw@dir@output}
\immediate\write18{mkdir \rnw@dir@output}
}
\def\rnw@preKnit{\newtoks\mytoks
\mytoks{\\}
\def\bs{\@backslashchar}
\def\doublebs{\bs\bs\bs\bs\bs}
\def\fourbs{\doublebs\doublebs\doublebs}
}
\providecommand\rnw@execute@knitr[2][]{%
\def\givenopt{#1}
\rnw@filename@parse{#2}
\xdef\knitOutfile{\rnw@dir@output/\filename@base\rnw@suffix.tex}
\ifrnw@should@knitr
\@dlog[0]{Decided to build \filename@base.Rnw}
\IfFileExists{\rnw@infile@fullpath}{ \@dlog[2]{Building \rnw@infile@fullpath\space to \rnw@dir@output/\filename@base\rnw@suffix.tex}
\rnw@preKnit
\immediate\write18{\rnw@knitCommand}
}{\@latex@error{includeRnw: Could not find file that I was asked to knit: \rnw@infile@fullpath!}{}\stop}
\else \@dlog[0]{- Skipping knit of \rnw@infile@fullpath}
\fi
\IfFileExists{\knitOutfile}{%
\@dlog[2]{Found \knitOutfile. Including it.}
\incl{\knitOutfile}
}{%
\PackageError{includeRnw}{Couldn't find knitted file: \knitOutfile}{}
}
}
\newcommand\rnw@settable[3][]{%
\edef\reserved@R{\expandafter\@gobble\string #2}%
\@ifundefined\reserved@R%
{%
\gdef#2##1{\gdef#3{##1}#1}
}%
{%
\@ifundefined{no\reserved@R}{ \@latex@error{includeRnw: Tried to define \@backslashchar \reserved@R \space, but it's already defined. \MessageBreak If you don't need the command \@backslashchar \reserved@R \space, then just define \string\no\reserved@R\space before you include the includeRnw package: \string\def\string\no\reserved@R{}}{}\stop
}{ \@latex@warning{\@backslashchar\reserved@R is not defined by includeRnw since it was already defined someewhere else. Continuing since \string\no\reserved@R is defined.}
}
}%
}
\rnw@settable\rnwInputDirectory\rnw@dir@input
\rnw@settable\rnwKnittedSuffix\rnw@suffix
\rnw@settable\rnwKnitlogFile\rnw@file@knitlog
\rnw@settable\rnwKnitheadName\rnw@filebase@knithead
\let\includeRnw\rnw@execute@knitr
\let\purgeOutDir\rnw@purge@outdir
\check@shell@escape
\check@output@dir
\rnw@clear@knitlog
\ifrnw@opt@knithead%
\rnw@include@knithead
\fi
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