dots - my configuration files

#!/bin/sh

ROFI="rofi -dmenu -input /dev/null -password -lines 0"
DESC=""
ERROR=""
PROMPT=""

echo "OK Please go ahead"
while read cmd rest; do

  if [ -z "$cmd" ]; then
    continue
  fi

  case "$cmd" in
  \#*)
    echo "OK"
    ;;

  GETINFO)
    case "$rest" in
    flavor)
      echo "D rofi"
      echo "OK"
      ;;
    version)
      echo "D 0.1"
      echo "OK"
      ;;
    ttyinfo)
      echo "D - - -"
      echo "OK"
      ;;
    pid)
      echo "D $$"
      echo "OK"
      ;;
    esac
    ;;

  SETDESC)
    DESC=$rest
    echo "OK"
    ;;

  SETERROR)
    ERROR=$(echo _ERO_${rest}_ERC_)
    echo "OK"
    ;;

  SETPROMPT)
    PROMPT=$(echo $rest | tr -d ':')
    echo "OK"
    ;;

  GETPIN)
    # this adds some markup flavor and changes the output so that rofi LOVES
    # what we give it
    MESSAGE=$(echo "$ERROR$DESC" | sed -e "s|%0A||g" \
      -e "s|%22||g" \
      -e "s|key:|key:\n|g" \
      -e "s|>|>\n|g" \
      -e "s|<|\&lt;|g" \
      -e "s|>|\&gt;|g" \
      -e "s|,created|,\ncreated|g" \
      -e "s|_ERO_|<span fgcolor='#ab4642'>|g" \
      -e "s|_ERC_|</span>\n|g")

    # lowercase
    MESSAGE=$(echo $MESSAGE | tr '[:upper:]' '[:lower:]')

    rofi_cmd="$ROFI -p \"password: \" -mesg \"$MESSAGE\""
    _PP=$($ROFI -p "password: " -mesg "$MESSAGE")

    if [ -n "$_PP" ]; then
      echo "D $_PP"
    fi
    echo "OK"
    ;;

  BYE)
    echo "OK closing connection"
    exit 0
    ;;

  *)
    echo "OK"
    ;;
  esac
done