Module: Delayed::Paperclip::ClassMethods

Defined in:
lib/delayed/paperclip.rb

Instance Method Summary collapse

Instance Method Details

#process_in_background(name) ⇒ Object 



8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
 
# File 'lib/delayed/paperclip.rb', line 8

def process_in_background(name)
  include InstanceMethods

  define_method "#{name}_changed?" do
    attachment_changed?(name)
  end
  
  define_method "halt_processing_for_#{name}" do
    if self.send("#{name}_changed?")
      false # halts processing
    end
  end
  
  define_method "enqueue_job_for_#{name}" do
    if self.send("#{name}_changed?")
      if delayed_job?
        Delayed::Job.enqueue DelayedPaperclipJob.new(self.class.name, read_attribute(:id), name.to_sym)
      elsif resque?
        Resque.enqueue(ResquePaperclipJob, self.class.name, read_attribute(:id), name.to_sym)
      end
    end
  end
  
  self.send("before_#{name}_post_process", :"halt_processing_for_#{name}")
  after_save :"enqueue_job_for_#{name}"
end