Arduboy Uploader for Linux

#!/bin/bash

if [ $(ps -opgrp= -p$$) != $(ps -otpgid= -p$$) ]; then
  xterm -e "
    echo -ne '\e]2;Arduboy Uploader\a'
    $0 '$@'
  "
  exit
fi



DEV_BOOT=/dev/arduboy-boot
DEV_RUN=/dev/arduboy

TMP=$(mktemp -d --suffix=-arduboy)

usage(){
  IAM=$(basename $0)
  cat <<END >&2

Usage:
  $IAM {URL|FILE}
  $IAM eeprom {read|write} [filename]
  $IAM eeprom backup

END
}

dude(){
  echo "waiting for $DEV_BOOT (press RESET)" 1>&2
  while [ ! -e "$DEV_BOOT" ]; do
    if [ -e "$DEV_RUN" ]; then
      echo -e "\n$DEV_RUN found. trying to reset." 1>&2
      stty -F "$DEV_RUN" ispeed 1200 ospeed 1200
      while [ -e "$DEV_RUN" ]; do sleep 0.1; done;
    fi
    echo -n . 1>&2
    sleep 0.1
  done

  avrdude -p atmega32u4 -cavr109 -P"$DEV_BOOT" -D "$1"
}

flash(){
  dude -Uflash:w:"$1"
}

zflash(){
  HEX="${2%.*}"
  "$1" -vdc "$2" >"$TMP/${HEX##*/}"
  flash "$TMP/${HEX##*/}"
}

download(){
  FILE="$TMP/${1##*/}"
  wget -O "$FILE" "$1"
  if [ $? -eq 127 ]; then
    echo 'wget not found. trying with curl' 1>&2
    curl "$1" >"$FILE"
    if [ $? -eq 127 ]; then
      echo 'no curl found also. trying libwww' 1>&2
      GET "$1" >"$FILE"
      if [ $? -eq 127 ]; then
        echo -e 'also not found :(\ninstall one of them' 1>&2
        exit 127
      fi
    fi
  fi
}


case "$1" in
  eeprom)
    case "$2" in
      read)
        dude -Ueeprom:r:"${3:--}":i
        ;;
      write)
        dude -Ueeprom:w:"${3:--}"
        ;;
      backup)
        dude -Ueeprom:r:$(date +'%F_%T.eep'):i
        ;;
      *)usage;;
    esac
    exit 0
    ;;
  arduboy:*)
    download "${1#*:}"
    ;;
  http://*|https://*|ftp://*)
    download "$1"
    ;;
  *)
    FILE="$1"
    ;;
esac

[ $? -eq 0 ] || exit 1

case "$FILE" in
  *.arduboy|*.zip)
    unzip -d "$TMP" "$FILE" \*.hex
    HEXs=( "$TMP"/*.hex )
    case "${#HEXs[@]}" in
      0) echo "no .hex files found." ;;
      1) flash "${HEXs[0]}" ;;
      *) echo -e "\nmany .hex files found\nchoose:"
         select ans in "${HEXs[@]##*/}"
         do
           flash "$TMP/$ans"
           break
         done
         ;;
    esac
    ;;
  *.hex)
    flash "$FILE"
    ;;
  *.hex.gz)
    zflash gzip "$FILE"
    ;;
  *.hex.bz2)
    zflash bzip2 "$FILE"
    ;;
  *.hex.xz|*.hex.lzma)
    zflash zx "$FILE"
    ;;
  *)
    usage
    ;;
esac

rm -rf "$TMP"