Shell wrapper for the urbandictionary API

ud.rb

#!/usr/bin/env ruby

## Author: Alex Timmermann <modprobe@linux.com>
## CC-0 (Public Domain)

require 'json'
require 'open-uri'

if ARGV.length < 1 or ARGV.length > 2
    print "Wrong number of parameters. You dumbass.\n"
    exit
end

s = ARGV[0]
s_rep = s.gsub " ", "+"

BASE_URL = "http://api.urbandictionary.com/v0/define?term="

response = open(BASE_URL + s_rep).read
results = JSON.parse(response, symbolize_names: true)

num_of_results = 1

if ARGV.length == 2
    num_of_results = ARGV[1].to_i
end

unless results[:list].empty?
    1.upto num_of_results do |i|
        word = results[:list][i-1][:word]
        print "#{word}\n"
        print "=" * word.length + "\n\n"

        definition = results[:list][i-1][:definition]
        print "#{definition}\n\n"
        print "-" * `tput cols`.to_i + "\n\n" unless i == num_of_results
    end
else
    print "No results.\n"
end