A command line interface for the services provided by http://ipinfo.io

ipinfo

#!/bin/bash

function print_help() {
  echo "A command line interface for the services provided by http://ipinfo.io

Example usage:
  ipinfo [ADDRESS] [ip | hostname | loc | org | city | region | country | phone | geo]

    ipinfo 8.8.8.8 geo
    { "ip": "8.8.8.8", "city": null, "region": null, "country": "US", "loc": "38.0000,-97.0000" }

  ipinfo help

    Prints this help screen
  "
  exit 0;
}

function fetch_url() {
  base_url="http://ipinfo.io";
  url="${base_url}/${1}";
  if [[ $2 != '' ]]
  then
    url="${url}/${2}";
  fi
  ret=$(curl -s "$url");
  echo $ret
}

if [[ $# < 1 ]]
then
  print_help;
fi

if [[ $1 == 'help' ]]
then
  print_help;
else
  value=$(fetch_url $@);
fi

if [[ $value != '' ]]
then
  echo $value;
  exit 0;
else
  echo "Error: see usage examples by typing 'ipinfo help'";
  exit 1;
fi