install-tinytex.sh

#!/bin/sh

# Adapted from https://raw.githubusercontent.com/yihui/tinytex/master/tools/install-unx.sh

packages_file=$1

fail() {
  echo $1
  exit 1;
}

extract_variable_from_renviron() {
  renviron="/usr/lib64/microsoft-r/3.3/lib64/R/etc/Renviron"
  grep -oP "${1} *= *\K.*" "${renviron}"
}

prepare_variables() {
  export http_proxy=$(extract_variable_from_renviron http_proxy)
  [ -n "${http_proxy}" ] || fail "Could not extract http_proxy from Renviron"

  export https_proxy=$(extract_variable_from_renviron https_proxy)
  [ -n "${https_proxy}" ] || fail "Could not extract http_proxy from Renviron"

  export ftp_proxy=$(extract_variable_from_renviron ftp_proxy)
  [ -n "${ftp_proxy}" ] || fail "Could not extract http_proxy from Renviron"

  TLREPO=${CTAN_REPO:-ftp://ftp.rrze.uni-erlangen.de/ctan/systems/texlive/tlnet}
  TLURL="${TLREPO}/install-tl-unx.tar.gz"

  if [ $(uname) = 'Darwin' ]; then
    TEXDIR=${TINYTEX_DIR:-~/Library/TinyTeX}
  else
    TEXDIR=${TINYTEX_DIR:-~/.TinyTeX}
  fi
}

remove_existing_files() {
  rm -f install-tl-unx.tar.gz tinytex.profile
}

create_rprofile() {
  if [ ! $(grep libPaths ~/.Rprofile) ]; then
    echo ".libPaths('~/rstudiolibs')" >> ~/.Rprofile
    mkdir -p ~/rstudiolibs
  fi
}

create_tinytex_profile() {
  echo "selected_scheme scheme-infraonly
TEXDIR ./

TEXMFSYSCONFIG ./texmf-config
TEXMFCONFIG $HOME/.TinyTeX/texmf-config

TEXMFLOCAL ./texmf-local
TEXMFHOME $HOME/.TinyTeX/texmf-home

TEXMFSYSVAR ./texmf-var
TEXMFVAR $HOME/.TinyTeX/texmf-var

option_doc 0
option_src 0
option_autobackup 0

portable 1
" > tinytex.profile

  # No idea if it's a bug or not that the --admin flag is only checked for non-Darwin
  if [ $(uname) != 'Darwin' ]; then
    # ask `tlmgr path add` to add binaries to ~/bin instead of the default
    # /usr/local/bin unless this script is invoked with the argument '--admin'
    # (e.g., users want to make LaTeX binaries available system-wide)
    if [ "$1" != '--admin' ]; then
      mkdir -p $HOME/bin
      echo "tlpdbopt_sys_bin ${HOME}/bin" >> tinytex.profile
    fi
  fi
}

prepare_installation_file() {
  echo "Downloading ${TLURL} to ${PWD} ..."
  if [ $(uname) = 'Darwin' ]; then
    curl -LO $TLURL || fail "Could not download ${TLURL}"
  else
    wget $TLURL || fail "Could not download ${TLURL}"
  fi
  tar -xzf install-tl-unx.tar.gz || fail "Could not unpack install-tl-unx.tar.gz"
  rm install-tl-unx.tar.gz || fail "Could not delete install-tl-unx.tar.gz"
}

install_texlive() {
  mkdir texlive
  pushd texlive
  TEXLIVE_INSTALL_ENV_NOCHECK=true TEXLIVE_INSTALL_NO_WELCOME=true ../install-tl-*/install-tl -no-gui -profile=../tinytex.profile -repository $TLREPO
  rm -r ../install-tl-* ../tinytex.profile install-tl.log || fail "Could not clean up setup files"

  pushd bin/* || fail "Could not change to directory bin/*"

  ./tlmgr option repository "$TLREPO" || fail "Could not set repository to ${TLREPO}"

  if [ "$3" != '' ]; then
    ./tlmgr option repository "$3" || fail "Could not set repository to ${3}"
    if [ "$4" != '' ]; then
      echo "WARN tlgpg installation is not supported"
      # We're in a corporate environment that has no access to this URL
      # ./tlmgr --repository http://www.preining.info/tlgpg/ install tlgpg
    fi
    # test if the repository is accessible; if not, set the default CTAN repo
    ./tlmgr update --list || ./tlmgr option repository ctan
  fi
  ./tlmgr install latex-bin luatex xetex || fail "Could not install latex-bin, luatex, xetex"

  popd; popd;

  rm -rf $TEXDIR || fail "Could not delete ${TEXDIR}"
  mkdir -p $TEXDIR || fail "Could not create ${TEXDIR}"
  mv texlive/* $TEXDIR || fail "Could not move texlive files to ${TEXDIR}"
  rm -r texlive || fail "Could not delete texlive"
}

install_custom_packages() {
  $TEXDIR/bin/*/tlmgr install $(cat ${packages_file}) | tr '\n' ' ' || fail "Could not install custom packages"
}

configure_path() {
  if [ "$1" = '--admin' ]; then
    if [ "$2" != '--no-path' ]; then
      sudo $TEXDIR/bin/*/tlmgr path add || fail "Could not modify path"
    fi
  else
    $TEXDIR/bin/*/tlmgr path add || fail "Could not modify path"
  fi
}

install_rpackage_tinytex() {
  R -e "getOption('repos')"
  R -e "install.packages('tinytex')" || fail "Could not install R package tinytex"
}

cd ${TMPDIR:-/tmp}

prepare_variables
remove_existing_files
create_rprofile
create_tinytex_profile
prepare_installation_file
install_texlive
install_custom_packages
configure_path

# For Jenkins, the remote repository is explicitly disabled for some reason.
# install_rpackage_tinytex

test.sh

#!/bin/sh

echo Installing TinyTeX...
wget -qO- "https://yihui.name/gh/tinytex/tools/install-unx.sh" | sh > /dev/null

echo "The path ${HOME} is found in the following locations:"
grep -R --exclude="*.log" ${HOME} .TinyTeX/

echo "Installing and testing tinytex R package..."
mkdir -p rpackages
echo ".libPaths('~/rpackages')" > .Rprofile
R --silent -e 'install.packages("tinytex")'
R --silent -e 'tinytex::tinytex_root()'

echo "Packing TinyTeX..."
tar czf tinytex.tar.gz .TinyTeX > /dev/null

echo "Removing TinyTeX..."
rm -rf ./bin .TinyTeX > /dev/null

echo "Unpacking TinyTeX..."
tar xzf tinytex.tar.gz > /dev/null

echo "Calling tlmgr path add..."
./.TinyTeX/bin/x86_64-linux/tlmgr path add > /dev/null

echo "Testing tinytex R package..."
R --silent -e 'tinytex::tinytex_root()'

echo "As you can see, now the tinytex_root is incorrect"

tinytex-packages.txt

amscls
amsfonts
amsmath
bibtex
booktabs
caption
dvipdfmx
dvips
ec
etoolbox
fancyvrb
float
fontspec
framed
geometry
graphics
graphics-def
gsftopk
helvetic
hyperref
ifluatex
ifxetex
inconsolata
latexmk
lm
luaotfload
makeindex
mathspec
metafont
mfware
natbib
oberdiek
tabu
tex
times
titling
tools
upquote
url
xkeyval
zapfding