Class: Toccatore::DataciteRelated

Inherits:
Base
  • Object
show all
Defined in:
lib/toccatore/datacite_related.rb

Instance Method Summary collapse

Methods inherited from Base

#cleanup_author, #get_authors, #get_data, #get_doi_ra, #get_hashed_authors, #get_name_identifier, #get_one_author, #get_one_hashed_author, #get_query_url, #get_total, #is_personal_name?, #job_batch_size, #name_detector, #normalize_doi, #orcid_as_url, #orcid_from_url, #process_data, #push_data, #queue_jobs, #timeout, #unfreeze, #url, #validate_doi, #validate_orcid, #validate_prefix

Instance Method Details

#parse_data(result) ⇒ Object 



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# File 'lib/toccatore/datacite_related.rb', line 13

def parse_data(result)
  return result.body.fetch("errors") if result.body.fetch("errors", nil).present?

  items = result.body.fetch("data", {}).fetch('response', {}).fetch('docs', nil)
  registration_agencies = {}

  Array.wrap(items).reduce([]) do |sum, item|
    doi = item.fetch("doi")
    pid = normalize_doi(doi)
    related_doi_identifiers = item.fetch('relatedIdentifier', []).select { |id| id =~ /:DOI:.+/ }

    # don't generate event if there is a DOI for identical content with same prefix
    skip_doi = related_doi_identifiers.any? do |related_identifier|
      ["IsIdenticalTo"].include?(related_identifier.split(':', 3).first) &&
      related_identifier.split(':', 3).last.to_s.starts_with?(validate_prefix(doi))
    end

    unless skip_doi
      sum += Array(related_doi_identifiers).reduce([]) do |ssum, iitem|
        raw_relation_type, _related_identifier_type, related_identifier = iitem.split(':', 3)
        related_identifier = related_identifier.strip.downcase
        prefix = validate_prefix(related_identifier)
        registration_agencies[prefix] = get_doi_ra(prefix) unless registration_agencies[prefix]

        # check whether this is a DataCite DOI
        if registration_agencies[prefix] == "DataCite"
          ssum
        else
          ssum << { "id" => SecureRandom.uuid,
                    "message_action" => "create",
                    "subj_id" => pid,
                    "obj_id" => normalize_doi(related_identifier),
                    "relation_type_id" => raw_relation_type.underscore,
                    "source_id" => "datacite",
                    "occurred_at" => item.fetch("minted") }
        end
      end
    end

    sum
  end
end

#push_item(item, options = {}) ⇒ Object 



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# File 'lib/toccatore/datacite_related.rb', line 56

def push_item(item, options={})
  return OpenStruct.new(body: { "errors" => [{ "title" => "Access token missing." }] }) if options[:access_token].blank?

  host = options[:push_url].presence || "https://bus.eventdata.crossref.org"
  push_url = host + "/events"

  response = Maremma.post(push_url, data: item.to_json,
                                    bearer: options[:access_token],
                                    content_type: 'json',
                                    host: host)

  if response.status == 201
    puts "#{item['subj_id']} #{item['relation_type_id']} #{item['obj_id']} pushed to Event Data service."
  elsif response.body["errors"].present?
    puts "An error occured: #{response.body['errors'].first['title']}"
  end
end

#query ⇒ Object 



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# File 'lib/toccatore/datacite_related.rb', line 9

def query
  "relatedIdentifier:DOI\\:*"
end

#source_id ⇒ Object 



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# File 'lib/toccatore/datacite_related.rb', line 5

def source_id
  "datacite_related"
end