module Shrine::Plugins::Backgrounding::AttacherMethods

Public Class Methods

Source

# File lib/shrine/plugins/backgrounding.rb
39 def initialize(**args)
40   super(**args)
41   @destroy_block = self.class.destroy_block
42   @promote_block = self.class.promote_block
43 end

Inherits global hooks if defined.

Calls superclass method

Public Instance Methods

destroy_attached ()

Source

# File lib/shrine/plugins/backgrounding.rb
86 def destroy_attached
87   if destroy? && destroy_block
88     destroy_background
89   else
90     super
91   end
92 end

Does a background destroy if destroy block was registered.

Calls superclass method

destroy_background (**)

Source

# File lib/shrine/plugins/backgrounding.rb
95 def destroy_background(**)
96   fail Error, "destroy block is not registered" unless destroy_block
97 
98   background_block(destroy_block, **)
99 end

Calls the registered destroy block.

destroy_block (&block)

Source

# File lib/shrine/plugins/backgrounding.rb
64 def destroy_block(&block)
65   @destroy_block = block if block
66   @destroy_block
67 end

Registers an instance-level deletion hook.

attacher.destroy_block do |attacher|
  Attachment::DestroyJob.perform_async(attacher.data)
end

promote_background (**)

Source

# File lib/shrine/plugins/backgrounding.rb
79 def promote_background(**)
80   fail Error, "promote block is not registered" unless promote_block
81 
82   background_block(promote_block, **)
83 end

Calls the registered promote block.

promote_block (&block)

Source

# File lib/shrine/plugins/backgrounding.rb
54 def promote_block(&block)
55   @promote_block = block if block
56   @promote_block
57 end

Registers an instance-level promotion hook.

attacher.promote_block do |attacher|
  Attachment::PromoteJob.perform_async(
    attacher.record,
    attacher.name,
    attacher.file_data,
  )
end

promote_cached (**)

Source

# File lib/shrine/plugins/backgrounding.rb
70 def promote_cached(**)
71   if promote? && promote_block
72     promote_background(**)
73   else
74     super
75   end
76 end

Does a background promote if promote block was registered.

Calls superclass method