run_setup_oss.sh

#!/bin/bash
#= run_setup_oss.sh

if [ ! -d "$HOME/opensyssetup/" ]; then
  echo "# error: this run_setup_oss.sh scripts can only be used if directory '$HOME/opensyssetup/' exists .. "
  exit 1;
fi

MYUID=$( id -u )
# 100x for user, 0 for root
echo "# UID is ${MYUID} "
# usage: if [ "${MYUID}" == 0 ]; then echo "# detect root user" ; fi

#LOGNAME <== is bash built-in
# e.g.: "jdg"

IS_DEBIAN_DERIVATIVE="$(which dpkg 2>/dev/null)"
# for Debian derivatives: "/usr/bin/dpkg"
# usage: if [ "${IS_DEBIAN_DERIVATIVE}" ]; then echo "# detected Debian derivative" ; fi

# - - - 
# determine platform:
case "$(uname -s)" in
  Darwin)                         PLAT='MacOS' ;;
  Linux)                          PLAT='Linux' ;;
  CYGWIN*|MINGW32*|MSYS*|MINGW*)  PLAT='Windows' ;;
  *)                              PLAT='Unknown' ;;
esac
echo "# detected platform '${PLAT}' "
# usage: if [ "${PLAT}" == "Linux" ]; then echo "# detected Linux" ; fi

# - - - 
echo "# running $HOME/opensyssetup/bin/write_distro_file.sh .."
. $HOME/opensyssetup/bin/write_distro_file.sh

# - - - 
echo "# copy default \$HOME/.vimrc .."
SOURCE="$HOME/opensyssetup/debian/root/dot.vimrc"
TARGET="$HOME/.vimrc"
[ -f $TARGET ] && cp -a $TARGET $TARGET.back
cp -v $SOURCE $TARGET

# - - - 
if [ "${IS_DEBIAN_DERIVATIVE}" ]; then
  echo "# manually install these packages: "
  echo "# > sudo apt install -y git curl htop lsof vim apt-transport-https ca-certificates curl gnupg lsb-release "
  echo
fi

if [ "${PLAT}" == "Linux" ]; then
  if [ "${MYUID}" == 0 ]; then
    SFILE="cp-jdg-Xauthority.sh"
    cd $HOME
    rm $SFILE
    ln -s ./opensyssetup/bin/$SFILE .
    echo "# created symlink ./opensyssetup/bin/$SFILE $SFILE .."
  fi
fi

DIR="$HOME/syssetup"
if [ -L ${DIR} ]; then 
  rm ${DIR}
  echo "# removed symlink ${DIR} .."
fi

#FILE="$HOME/.bashrc"
#BASHRC="$HOME/.bashrc"
#
#if [ -f "${BASHRC}" ]; then
#  if [ "${PLAT}" == "Linux" ]; then
#    sed -i 's/^.*colorprompt.sh.*$//' ${BASHRC}
#    sed -i 's/^.*syssetup.*$/# &/'    ${BASHRC}
#    sed -i '/^(#\s*|\s*)$/d'          ${BASHRC}
#    echo -e "\nsource \$HOME/opensyssetup/colorprompt.sh \n" >> $BASHRC
#    # ln -sf /usr/local/opensyssetup/linux/etc/colorprompt.sh /etc/colorprompt.sh
#    # echo -e "\n#\n. /etc/colorprompt.sh\n" >> ~/.bashrc
#    # echo -e "\n#\n. /etc/colorprompt.sh\n" >> /etc/skel/.bashrc
#    # echo -e "\n#\n. /etc/colorprompt.sh\n" >> /home/jdg/.bashrc 
#    echo "# add source-command in ${BASHRC} "
#  fi
#fi

BASHRC="$HOME/.bashrc"
touch $BASHRC
if [ "${PLAT}" == "Linux" ]; then
  # remove this line: . $HOME/syssetup/colorprompt.sh 
  sed -i 's/^.*colorprompt\.sh.*$/# &/' ${BASHRC}
  #sed -i 's/^.*syssetup.*$/# &/'    ${BASHRC}
  #sed -i "" '/^(#\s*|\s*)$/d'          ${BASHRC}
  #
  echo -e "\nsource \$HOME/opensyssetup/colorprompt.sh \n" >> $BASHRC
  #
  #echo -e "\n\$HOME/opensyssetup/bin/write_distro_file.sh \n" >> $BASHRC
  #echo -e "source \$HOME/opensyssetup/colorprompt.sh \n" >> $BASHRC
#
  echo "# added source-command in ${BASHRC} .."
fi

# https://stackoverflow.com/questions/19670061/bash-if-false-returns-true-instead-of-false-why
#f true ; then     # ----- NOT: if  [ -f "${BASHRC}" ]; then
#
if [ "${PLAT}" == "MacOS" ]; then
 #
 sed -i "" 's/^.*colorprompt.sh.*$//' ${BASHRC}
 #sed -i "" 's/^.*syssetup.*$/# &/'    ${BASHRC}
 #sed -i "" '/^(#\s*|\s*)$/d'          ${BASHRC}
 echo -e "\nsource \$HOME/opensyssetup/colorprompt.sh \n" >> $BASHRC
 echo "# add source-command in ${BASHRC} "
 #
 DIR="$HOME/bin"
 if [ -L ${DIR} ]; then 
 rm ${DIR}
 ln -s opensyssetup/mac/bin/ ${DIR}
 echo "# symlink opensyssetup/mac/bin/ to ${DIR} "
 fi
 #ln -sf /usr/local/opensyssetup/mac/bin/colorprompt.sh /etc/colorprompt.sh
 #echo "\n#\n. /etc/colorprompt.sh\n" >> /etc/profile
 #
#PROFILE="$HOME/.profile"
BASH_PROFILE="$HOME/.bash_profile"
#
 touch ${BASH_PROFILE}
 sed -i "" 's/^.*bashrc.*$/# &/'    ${BASH_PROFILE}
 echo -e "# .bash_profile \nif [ -r ~/.bashrc ]; then source ~/.bashrc ; fi \n# \n" >> ${BASH_PROFILE}
 echo "# added source-command in .bash_profile .."
 #
fi

# on Mac do:
#
# > cat <<HERE > $HOME/.bash_profile 
# # .bash_profile
# # https://securitronlinux.com/debian-testing/how-to-get-mac-os-to-read-the-bashrc-file-on-every-login/
# if [ -s ~/.bashrc ]; then source ~/.bashrc; fi
# #-EOF
# HERE
#
# or:
# echo -e "# .bash_profile \nif [ -r ~/.bashrc ]; then source ~/.bashrc fi \n# \n"

ODIR="/usr/local/syssetup"
NDIR="/usr/local/_syssetup"
if [ -d "${ODIR}" ]; then
  if [ "${MYUID}" == 0 ]; then
    mv ${ODIR} ${NDIR}
    echo "# renamed ${ODIR} to ${NDIR} "
  fi
fi

# - - - 
if [ "${LOGNAME}" == "jdg" ]; then
  #
  #git config --global user.name "John de Graaff"
  #git config --global user.email john@de-graaff.net
  #git config --global alias.ss "status -s"        # short status
  #git config --global alias.logg "log --oneline --decorate --graph --all --pretty=format:'%C(auto)%h %aD %d %s'"
  #git config --global alias.logn "log --oneline --decorate --graph --all --pretty=format:'%h - %ae - %ad : %s' --numstat"
  # or:
  ~/opensyssetup/bin/git-config-jdg.sh
  #
  # will set in this file: ~/.gitconfig  
  # [user]
  #         name = John de Graaff
  #         email = john@de-graaff.net
  # [alias]
  #         ss = status -s
  #         logg = log --oneline --decorate --graph --all --pretty=format:'%C(auto)%h %aD %d %s'
  #         logn = log --oneline --decorate --graph --all --pretty=format:'%h - %ae - %ad : %s' --numstat
  #
  echo "# set git config for user jdg "
  #
fi

# - - - 
#-EOF