burrow/burrow

#!/usr/bin/env bash

# v0.1.0

shopt -s extglob
configfiles="$HOME/.config/burrow/config $HOME/.config/burrow $HOME/.burrow"
editor=${EDITOR:-vi}
location_gopher="$HOME/gopher"
location_recipebox="${location_gopher}/recipebox"
location_phlog="${location_gopher}/phlog"
custom_editor=""
post_phlog_command=""
post_recipebox_command=""
git_commit=0
git_push=0
verbose=0
recipe=0
phlog=0

function show_help() {
  cat > /dev/stdout << END
${0} [-h] [phlog|-p] [recipe|-r]

OPTIONAL ARGS:
help    [-h] - show this help
verbose [-v] - verbose logging
recipe  [-r] - add or edit a recipe
phlog   [-p] - post to phlog

END
}

function parseopts() {
  while getopts ":hvrp" opt
  do
    case "${opt}" in
      h)
        show_help
        exit 0
        ;;
      v) verbose=1 ;;
      r) recipe=1 ;;
      p) phlog=1 ;;
      *)
        echo "Invalid option. Try -h for help."
        exit 1
    esac
  done
  return $OPTIND
}

function parseargs() {
  for arg in "$@"
  do
    argc=${arg^^}
    case $argc in
      "HELP")
        show_help
        exit 0
        ;;
      "VERBOSE") verbose=1 ;;
      "PHLOG") phlog=1 ;;
      "RECIPE") recipe=1 ;;
    esac
  done
}

function day_suffix() {
  case $(date +%d) in
    01|1|21|31) echo "st";;
    02|2|22)    echo "nd";;
    03|3|23)    echo "rd";;
    *)          echo "th";;
  esac
}

function update_gopher() {
  sed --in-place='' "s/.*Last\ Updated:.*/        ==== Last Updated: $(date +"%B %d$(day_suffix), %Y") ====/" "${location_gopher}/gophermap"
}

function check_directory() {
  if [[ ! -d "$1" ]]
  then
    echo "Missing directory: $1 aborting."
    exit 1
  fi
}

function recipe_new() {
  read -r -e -p "What is the name of your recipe: " title
  if [[ $title == "" ]]
  then
    echo "Cancelled."
    exit 0
  fi

  title_slug=$(echo "${title}" | sed -E -e 's/[^[:alnum:]]/-/g' -e 's/^-+|-+$//g' | tr -s '-' | tr '[:upper:]' '[:lower:]')
  post_path="${location_recipebox}/$title_slug.txt"

  if [[ -f $post_path ]]
  then
    echo "$post_path already exists"
    $editor "$post_path"
  else
    if [[ -f "${location_recipebox}/.template" ]]
    then
      cat "${location_recipebox}/.template" > "$post_path"
    else
      {
        echo "Creating $post_path"
        echo "----------------------------------------"
        echo "$title"
        echo "----------------------------------------"
        echo ""
        echo ""
      } >> "$post_path"
    fi

    $editor "$post_path"
    echo -e "0$title\t$(basename "$post_path")\n$(cat "${location_recipebox}/gophermap")" > "${location_recipebox}/gophermap"
    sort -fo "${location_recipebox}/gophermap" "${location_recipebox}/gophermap"
    update_gopher

    if [[ $post_recipebox_command != "" ]]
    then
      $post_recipebox_command
    fi

    if [[ $git_commit -gt 0 ]]
    then
      pushd "$location_gopher"
      git add "${location_recipebox}/gophermap" "${post_path}" "${location_gopher}/gophermap"
      git commit -m "Recipe: $title"
      if [[ $git_push -gt 0 ]]
      then
        git pull
        git push
      fi
      popd
    fi
  fi
}

function phlog_new() {
  read -r -e -p "Enter a title for your post: " title
  if [[ $title == "" ]]
  then
    echo "Cancelled."
    exit 0
  fi

  title_slug=$(echo "${title}" | sed -E -e 's/[^[:alnum:]]/-/g' -e 's/^-+|-+$//g' | tr -s '-' | tr '[:upper:]' '[:lower:]')
  post_dir="${location_phlog}/$(date +%Y%m%d)-$title_slug"
  post_path="$post_dir/gophermap"

  if [[ -f $post_path ]]
  then
    echo "$post_path already exists"
    $editor "$post_path"
  else
    if [[ -f "${location_phlog}/.template" ]]
    then
      cat "${location_phlog}/.template" > "$post_path"
    else
      echo "Creating $post_path"
      mkdir -p "$post_dir"
      {
        echo "----------------------------------------"
        echo "$title"
        date +"%B %d$(day_suffix), %Y"
        echo "----------------------------------------"
        echo ""
        echo ""
        echo ""
        echo "Links:"
        echo ""
      } >> "$post_path"
    fi

    $editor "$post_path"

    links="$post_dir/links"
    sed -n '/^Links:$/,$p' "$post_path" | tail -n +2 > "$links"
    sed -i '/^Links:$/,$d' "$post_path"
    sed -i 's/^/ /' "$post_path"
    cat "$links" >> "$post_path"
    rm "$links"

    echo -e "1$(date +%Y-%m-%d) - $title\t$(basename "$post_dir")\n$(cat "${location_phlog}/gophermap")" > "${location_phlog}/gophermap"
    update_gopher

    if [[ $post_phlog_command != "" ]]
    then
      $post_phlog_command
    fi

    if [[ $git_commit -gt 0 ]]
    then
      pushd "$location_gopher"
      git add "${location_phlog}/gophermap" "${post_path}" "${location_gopher}/gophermap"
      git commit -m "Phlog: $title"
      if [[ $git_push -gt 0 ]]
      then
        git pull
        git push
      fi
      popd
    fi
  fi
}

function main() {
  parseopts "$@"
  parseargs "${@:$?}"

  if [[ ${verbose} -gt 0 ]]
  then
    set -x
  fi

  for configfile in $configfiles
  do
    if [[ -f $configfile ]]
    then
      source "$configfile"
    fi
  done

  if [[ $custom_editor ]]
  then
    editor=$custom_editor
  fi

  check_directory "$location_gopher"

  if [[ ${recipe} -gt 0 ]]
  then
    check_directory "$location_recipebox"
    recipe_new
  fi

  if [[ ${phlog} -gt 0 ]]
  then
    check_directory "$location_phlog"
    phlog_new
  fi
}

main "$@"