Module: HTTParty::Icebox

Included in:
P3::Tvdb::Search
Defined in:
lib/p3-tvdb/httparty_icebox.rb

Defined Under Namespace

Modules: ClassMethods, Store Classes: Cache

Class Method Summary collapse

Class Method Details

.included(receiver) ⇒ Object

When included, extend class with cache method and redefine get method to use cache



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# File 'lib/p3-tvdb/httparty_icebox.rb', line 70

def self.included(receiver) #:nodoc:
  receiver.extend ClassMethods
  receiver.class_eval do

    # Get reponse from network
    # TODO: Why alias :new :old is not working here? Returns NoMethodError
    # 
    def self.get_without_caching(path, options={})
      perform_request Net::HTTP::Get, path, options
    end

    # Get response from cache, if available
    # 
    def self.get_with_caching(path, options={})
      key = path.clone
      key << options[:query].to_s if defined? options[:query]
      
      if cache.exists?(key) and not cache.stale?(key)
        Cache.logger.debug "CACHE -- GET #{path}#{options[:query]}"
        return cache.get(key)
      else
        Cache.logger.debug "/!\\ NETWORK -- GET #{path}#{options[:query]}"
        response = get_without_caching(path, options)
        cache.set(key, response) if response.code == 200
        return response
      end
    end

    # Redefine original HTTParty +get+ method to use cache
    # 
    def self.get(path, options={})
      self.get_with_caching(path, options)
    end

  end
end