url_parser.rb

class UrlParser
    attr_reader :scheme, :fragment_id, :query_string, :path, :port, :domain
    def initialize(url)
  
      @scheme = url.split(':/')[0]
      
      unless url.split('#').length == 1      
        @fragment_id = url.split('#')[-1]
        url = url.chomp! '#' + @fragment_id
      end
  
      unless url.split('?').length == 1
        query = url.split('?')[-1]
        url = url.chomp! '?' + query

        @query_string = {}
        pairs = query.split('&')
        pairs.each do |pair|
          pair =  pair.split('=')
          @query_string[pair[0]] = pair[1]       
        end
      end
      
      if url.split('/').length > 3
        @path = url.split("/")[-1]
        url.chomp! '/' + @path
      end
  
      if url.split(':')[-1].length < 6
        @port = url.split(':')[-1]
        url = url.chomp! ':' + @port
      elsif @scheme == 'http'
        @port = '80'
      elsif @scheme == 'https'
        @port = '443'
      end

      @domain = url.split('//')[-1].chomp '/'
      
    end
end
  
  p url = UrlParser.new("http://www.google.com:60/search?q=cat&name=Tim#img=FunnyCat")
  
  p short_url = UrlParser.new("http://www.google.com/?q=cat#img=FunnyCat")
  
  p no_port = UrlParser.new("https://www.google.com/search")