DIY API in Ruby

personwatcher.rb

#!/usr/bin/ruby
require 'rubygems'
require 'net/http'
require 'io/console'
require 'json'

puts "Welcome to the DIY Person Watcher."
puts "Put an empty string as the User's URL to exit."
puts

while true # Do forever
	puts
	print "User's URL: "
	userurl = gets.chomp
	if userurl.nil? or userurl.empty? 
		puts "Goodbye!"
		break
	end
	puts
	if userurl =~ URI::regexp # If userurl is actually a URL
		userurl = URI(userurl).path[1..-1] 
		# Convert userurl to a URI object, get the path, remove the first character (leading slash), and use the output to replace userurl
	end

	patches = JSON.parse(Net::HTTP.get_response(URI("http://api.diy.org/makers/#{userurl}/patches?limit=-1")).body)
	# Get the API's list of patches that the maker has, parse them into a hash, and store them in the patches variable.
	if patches["head"]["code"].to_s.start_with? "4" # Something went wrong on our end.
		if patches["head"]["code"].to_s == "404"
			puts "User does not exist, or you typed it incorrectly."
			puts "Please make sure you are copying either the user's full profile url, or are copying the text that comes after the slash."
			redo
		end
		puts "Unknown error occured."
		puts "Please make sure you are copying either the user's full profile url, or are copying the text that comes after the slash."
		redo
	end
	if patches["head"]["code"].to_s.start_with? "5" # Something went wrong on DIY's end.
		puts "Something went wrong. Is DIY up?"
		puts "Try again later."
		redo
	end
	patches["response"].each {|key, value| 
		puts "#{key["skill"]["title"]}"
	}
end
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