Shell Script to backup IntelliJ IDEA project settings

idea-backup.sh

#! /bin/bash

BAKDIR="${HOME}/Dropbox/config-backup/intellij/project-settings"
BAKFILE="${BAKDIR}/idea-folders.txt"

#create backup folder
mkdir -p "${BAKDIR}"

# find all `.idea` folders in home
if [ ! -e "${BAKFILE}" ]; then
  echo "creating backup file: ${BAKFILE}"
  cd ~ && find . -type d -iname '.idea' | cut -sd / -f 2- > "${BAKFILE}"
else
  echo "backup file already exists: ${BAKFILE}"
fi

# move settings and create symlink
while read FOLDER; do
  if [ -d "${FOLDER}" ]; then
    echo "backing up ${FOLDER}"
    BAKFOLDER="${BAKDIR}/${FOLDER}"
    if [ -e "${BAKFOLDER}/" ]; then
      echo " - already present, skipping: ${BAKFOLDER}"
    else
      BAKFOLDERPARENT=`echo "${BAKDIR}/${FOLDER}" | sed 's/\/\.idea$//'`
      mkdir -p ${BAKFOLDERPARENT}
      echo " - moving folder: ${FOLDER}"
      mv "${HOME}/${FOLDER}" "${BAKFOLDER}"
      echo " - symlinking folder: ${BAKFOLDER}"
      ln -s "${BAKFOLDER}" "${HOME}/${FOLDER}"
    fi
  else
    echo " - not a folder, skipping: ${FOLDER}"
  fi
  echo ""
done <${BAKFILE}