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Contents
# frozen_string_literal: true
require 'logger'
module SdrClient
module Deposit
# Constructs the deposit metadata for the DRO
class MetadataBuilder
# @param [Request] metadata information about the object
# @param [Class] grouping_strategy class whose run method groups an array of uploads
# Additional metadata includes access, preserve, shelve, md5, sha1
# @param [Logger] logger the logger to use
def initialize(metadata:, grouping_strategy:, logger:)
@metadata = metadata
@logger = logger
@grouping_strategy = grouping_strategy
end
# @param [UploadFiles] upload_responses the uploaded file information
# @return [Request] the metadata with fileset information added in.
def with_uploads(upload_responses)
file_sets = build_filesets(uploads: upload_responses)
metadata.with_file_sets(file_sets)
end
private
attr_reader :metadata, :files, :logger, :grouping_strategy
# @param [Array<SdrClient::Deposit::Files::DirectUploadResponse>] uploads the uploaded files to attach.
# @return [Array<SdrClient::Deposit::FileSet>] the uploads transformed to filesets
def build_filesets(uploads:)
grouped_uploads = grouping_strategy.run(uploads: uploads)
grouped_uploads.map.with_index(1) do |upload_group, i|
FileSet.new(uploads: upload_group,
uploads_metadata: metadata_group(upload_group),
label: label(i))
end
end
def label(index)
case metadata.type
when BOOK_TYPE
"Page #{index}"
else
"Object #{index}"
end
end
# Get the metadata for the files belonging to a fileset
def metadata_group(upload_group)
upload_group.each_with_object({}) do |upload, obj|
obj[upload.filename] = metadata.for(upload.filename)
end
end
end
end
end
Version data entries
46 entries across 46 versions & 1 rubygems