network-environment

#!/usr/bin/env bash

if [[ -z $UID || ! -d "/run/user/$UID" ]]
then
  echo "error"
  exit 2
fi

ENVIRONMENT_FILE="/run/user/$UID/network-environment"

SSID=$(iwgetid -r)

if [[ "$SSID" == "011010010011" ]]
then
  ENVIRONMENT="home"
  SYMBOL=$'🏠\uFE0E'
  COLOR="#88bbff"
elif [[ "$SSID" == "the-phone" ]]
then
  ENVIRONMENT="mobile"
  SYMBOL=$'🌍\uFE0E'
elif [[ "$SSID" == "subraum" ]]
then
  ENVIRONMENT="subraum"
  SYMBOL=$'🚀\uFE0E'
  COLOR="#ff7020"
elif [[ "$SSID" == "eduroam" ]]
then
  ENVIRONMENT="uni"
  SYMBOL=$'🎓\uFE0E'
elif [[ "$SSID" == "Robs_IPhone" ]]
then
  ENVIRONMENT="work"
  SYMBOL=$'🏢\uFE0E'
elif [[ "$SSID" == "congress" ]]
then
  ENVIRONMENT="congress"
  SYMBOL=$'🚀\uFE0E'
  COLOR="#ff00aa"
else
  ENVIRONMENT="unknown"
  SYMBOL=$'🌍\uFE0E'
fi

LAST_ENVIRONMENT=`cat $ENVIRONMENT_FILE`
echo "$ENVIRONMENT" > $ENVIRONMENT_FILE

output_block() {
  echo "$1"
}


if [[ "$ENVIRONMENT" != "$LAST_ENVIRONMENT" ]]; then
  # new environment
  if [[ -z ENVIRONMENT_EFFECT ]]; then
    output_block "$SYMBOL $ENVIRONMENT_EFFECT"
  else
    output_block "<span color='${COLOR:-#ffb840}'>$SYMBOL $ENVIRONMENT</span>"
  fi
  # run environment handler
  ACTIVATION_HANDLER=$HOME/run/network-environment/activation_handler
  if [[ -x $ACTIVATION_HANDLER ]]
  then
    $ACTIVATION_HANDLER "$ENVIRONMENT" "$SYMBOL" >/dev/null
  fi
else
  output_block "$SYMBOL $ENVIRONMENT"

  # only invoke click handlers if the network has not changed
  if [[ $BLOCK_BUTTON == "1" ]]; then
    notify-send "$ENVIRONMENT primary";
  elif [[ $BLOCK_BUTTON == "3" ]]; then
    notify-send "$ENVIRONMENT secondary";
  fi
fi