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module Hydra::Works
module Derivatives
extend ActiveSupport::Concern
include Hydra::Derivatives
included do
# Sets output_file_service to PersistDerivative instead of default Hydra::Derivatives::PersistBasicContainedOutputFileService
Hydra::Derivatives.output_file_service = Hydra::Works::PersistDerivative
end
# Note, these derivatives are being fetched from Fedora, so there may be more
# network traffic than necessary. If you want to avoid this, set up a
# source_file_service that fetches the files locally, as is done in CurationConcerns.
def create_derivatives
case original_file.mime_type
when *self.class.pdf_mime_types
Hydra::Derivatives::PdfDerivatives.create(self, source: :original_file, outputs: [{ label: :thumbnail, format: 'jpg', size: '338x493', object: self }])
when *self.class.office_document_mime_types
Hydra::Derivatives::DocumentDerivatives.create(self, source: :original_file, outputs: [{ label: :thumbnail, format: 'jpg', size: '200x150>', object: self }])
when *self.class.video_mime_types
Hydra::Derivatives::VideoDerivatives.create(self, source: :original_file, outputs: [{ label: :thumbnail, format: 'jpg', object: self }])
when *self.class.image_mime_types
Hydra::Derivatives::ImageDerivatives.create(self, source: :original_file, outputs: [{ label: :thumbnail, format: 'jpg', size: '200x150>', object: self }])
end
end
end
end
Version data entries
24 entries across 24 versions & 1 rubygems