Class: Weary::Request

Inherits:
Object
  • Object
show all
Defined in:
lib/sleepy.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.sleepy ⇒ Object 



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# File 'lib/sleepy.rb', line 16

def self.sleepy
  @@sleepy ||= Memcached.new(ENV["MEMCACHE_SERVERS"])
end

Instance Method Details

#perform_sleepily(timeout = 60*60*1000, &block) ⇒ Object 



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# File 'lib/sleepy.rb', line 29

def perform_sleepily(timeout=60*60*1000, &block)
  @on_complete = block if block_given?
  if HAS_MEMCACHE
    timeout = ENV["SLEEPY_TIMEOUT"] if defined?(ENV["SLEEPY_TIMEOUT"])
    response = perform_sleepily!(timeout)
  else
    response = perform
  end
  response.value
end

#perform_sleepily!(timeout, &block) ⇒ Object

Redefine the perform method



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# File 'lib/sleepy.rb', line 41

def perform_sleepily!(timeout, &block)
  @on_complete = block if block_given?
  Thread.new {
    before_send.call(self) if before_send
    
    nap = sleepy.get("#{round_time(Time.new.to_i, timeout)}:#{uri}") rescue nil
    
    unless nap.blank?
      STDERR.puts "Return cached result #{nap.inspect}"
      nap
    else
      req = http.request(request)
      
      response = Response.new(req, self)
      begin
        if response.redirected?
          response = response.follow_redirect
        else
          on_complete.call(response) if on_complete
          response
        end
        if response.code && response.code == 200
          sleepy.set("#{round_time(Time.new.to_i, timeout)}:#{uri}", response)
          sleepy.set("0:#{uri}", response)
        end
      rescue
        response = sleepy.get("0:#{uri}") rescue nil
      end
      response
    end
  }
end

#round_time(integer, factor) ⇒ Object 



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# File 'lib/sleepy.rb', line 24

def round_time(integer, factor)
  return integer if(integer % factor == 0)
  return integer - (integer % factor)
end

#sleepy ⇒ Object 



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# File 'lib/sleepy.rb', line 20

def sleepy
  self.class.sleepy
end