Class: Paperclip::NilAdapter

Inherits:
AbstractAdapter show all
Defined in:
lib/paperclip/io_adapters/nil_adapter.rb

Constant Summary

Constants inherited from AbstractAdapter

AbstractAdapter::OS_RESTRICTED_CHARACTERS

Instance Attribute Summary

Attributes inherited from AbstractAdapter

#tempfile

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from AbstractAdapter

#assignment?, #fingerprint, #inspect

Constructor Details

#initialize(_target, _options = {}) ⇒ NilAdapter

Returns a new instance of NilAdapter.



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# File 'lib/paperclip/io_adapters/nil_adapter.rb', line 9

def initialize(_target, _options = {}); end

Class Method Details

.register ⇒ Object 



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# File 'lib/paperclip/io_adapters/nil_adapter.rb', line 3

def self.register
  Paperclip.io_adapters.register self do |target|
    target.nil? || ((Paperclip::Attachment === target) && !target.present?)
  end
end

Instance Method Details

#content_type ⇒ Object 



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# File 'lib/paperclip/io_adapters/nil_adapter.rb', line 15

def content_type
  ""
end

#eof? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/paperclip/io_adapters/nil_adapter.rb', line 31

def eof?
  true
end

#nil? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/paperclip/io_adapters/nil_adapter.rb', line 23

def nil?
  true
end

#original_filename ⇒ Object 



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# File 'lib/paperclip/io_adapters/nil_adapter.rb', line 11

def original_filename
  ""
end

#read(*_args) ⇒ Object 



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# File 'lib/paperclip/io_adapters/nil_adapter.rb', line 27

def read(*_args)
  nil
end

#size ⇒ Object 



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# File 'lib/paperclip/io_adapters/nil_adapter.rb', line 19

def size
  0
end