Contents

# = Fletcher
# Author:: Dave Hulihan - 2011  
require "uri"

module Fletcher
  autoload :Data, 'fletcher/data'
  
  module Item 
    autoload :Base, 'fletcher/item/base'
    autoload :Amazon, 'fletcher/item/amazon'
  end 
  
  # Detect service by url
  #   Fletcher.service("http://www.amazon.com/whatever") => :amazon
  def self.service(url)
    if url =~ ::URI::regexp
      uri = ::URI::parse(url)
      host = uri.host
      if host =~ Fletcher::Item::Amazon.regexp
        service = :amazon
      else 
        service = :unknown 
        raise ArgumentError, "Fletcher doesn't support #{host} yet."
      end
    else 
      raise ArgumentError, "not a url"
    end
  end
  
  # Fetch information based on url
  def self.fetch(url) 
    service_sym = service(url)
    data = Fletcher::Data.read(url)
    item = Fletcher::Item::Base.generate(service_sym, data)
    item.parse(data)
    return item   
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
fletcher-0.1.0	lib/fletcher.rb