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module Hydra::Derivatives::Processors
# Processors take a single input and produce a single output
class Processor
attr_accessor :source_path, :directives, :output_file_service
# @param [String] source_path path to the file on disk
# @param [Hash] directives directions for creating the output
# @option [String] :format the format of the output
# @option [String] :url the location to put the output
# @param [Hash] opts
# @option [#call] :output_file_service An output file service to call
def initialize(source_path, directives, opts = {})
self.source_path = source_path
self.directives = directives
self.output_file_service = opts.fetch(:output_file_service, Hydra::Derivatives.output_file_service)
end
def process
raise "Processor is an abstract class. Implement `process' on #{self.class.name}"
end
# This governs the output key sent to the persist file service
# while this is adequate for storing in Fedora, it's not a great name for saving
# to the file system.
def output_file_id(name)
[out_prefix, name].join('_')
end
def output_filename_for(_name)
File.basename(source_path)
end
# @deprecated Please use a PersistOutputFileService class to save an object
def output_file
raise NotImplementedError, "Processor is an abstract class. Utilize an implementation of a PersistOutputFileService class in #{self.class.name}"
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems