Class: ActiveStorage::VariantWithRecord

Inherits:
Object
  • Object
show all
Defined in:
activestorage/app/models/active_storage/variant_with_record.rb

Overview

Like an ActiveStorage::Variant, but keeps detail about the variant in the database as an ActiveStorage::VariantRecord. This is only used if ActiveStorage.track_variants is enabled.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(blob, variation) ⇒ VariantWithRecord

Returns a new instance of VariantWithRecord.


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# File 'activestorage/app/models/active_storage/variant_with_record.rb', line 9

def initialize(blob, variation)
  @blob, @variation = blob, ActiveStorage::Variation.wrap(variation)
end

Instance Attribute Details

#blobObject (readonly)

Returns the value of attribute blob.


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# File 'activestorage/app/models/active_storage/variant_with_record.rb', line 6

def blob
  @blob
end

#variationObject (readonly)

Returns the value of attribute variation.


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# File 'activestorage/app/models/active_storage/variant_with_record.rb', line 6

def variation
  @variation
end

Instance Method Details

#imageObject


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# File 'activestorage/app/models/active_storage/variant_with_record.rb', line 26

def image
  record&.image
end

#processObject


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# File 'activestorage/app/models/active_storage/variant_with_record.rb', line 18

def process
  transform_blob { |image| create_or_find_record(image: image) } unless processed?
end

#processedObject


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# File 'activestorage/app/models/active_storage/variant_with_record.rb', line 13

def processed
  process
  self
end

#processed?Boolean

Returns:

  • (Boolean)

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# File 'activestorage/app/models/active_storage/variant_with_record.rb', line 22

def processed?
  record.present?
end