Module: Commonmeta::Readers::CodemetaReader

Included in:
MetadataUtils
Defined in:
lib/commonmeta/readers/codemeta_reader.rb

Instance Method Summary collapse

Instance Method Details

#get_codemeta(id: nil, **_options) ⇒ Object 



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# File 'lib/commonmeta/readers/codemeta_reader.rb', line 6

def get_codemeta(id: nil, **_options)
  return { 'string' => nil, 'state' => 'not_found' } unless id.present?

  id = normalize_id(id)
  url = github_as_codemeta_url(id)
  response = HTTP.get(url)
  return { 'string' => nil, 'state' => 'not_found' } unless response.status.success?

  { 'string' => response.body.to_s }
end

#read_codemeta(string: nil, **options) ⇒ Object 



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# File 'lib/commonmeta/readers/codemeta_reader.rb', line 17

def read_codemeta(string: nil, **options)
  read_options = ActiveSupport::HashWithIndifferentAccess.new(options.except(:doi, :id, :url,
                                                                             :sandbox, :validate, :ra))

  meta = string.present? ? JSON.parse(string) : {}

  alternate_identifiers = Array.wrap(meta.fetch('identifier', nil)).map do |r|
    r = normalize_id(r) if r.is_a?(String)
    if r.is_a?(String) && URI(r) != 'doi.org'
      { 'alternateIdentifierType' => 'URL', 'alternateIdentifier' => r }
    elsif r.is_a?(Hash)
      { 'alternateIdentifierType' => get_identifier_type(r['propertyID']),
        'alternateIdentifier' => r['value'] }
    end
  end.compact.uniq

  id = normalize_id(options[:doi] || meta.fetch('@id', nil) || meta.fetch('identifier', nil))

  has_agents = meta.fetch('agents', nil)
  authors = has_agents.nil? ? meta.fetch('authors', nil) : has_agents
  creators = get_authors(from_schema_org(Array.wrap(authors)))
  contributors = get_authors(from_schema_org(Array.wrap(meta.fetch('editor', nil))))
  # strip milliseconds from iso8601, as edtf library doesn't handle them
  date = {}
  if Date.edtf(strip_milliseconds(meta.fetch('datePublished', nil))).present?
    date['published'] = strip_milliseconds(meta.fetch('datePublished'))
  end
  if Date.edtf(strip_milliseconds(meta.fetch('dateCreated', nil))).present?
    date['created'] = strip_milliseconds(meta.fetch('dateCreated'))
  end
  if Date.edtf(strip_milliseconds(meta.fetch('dateModified', nil))).present?
    date['updated'] = strip_milliseconds(meta.fetch('dateModified'))
  end

  publisher = { 'name' => meta.fetch('publisher', nil) }.compact
  state = meta.present? || read_options.present? ? 'findable' : 'not_found'
  schema_org = meta.fetch('@type', nil)
  type = Commonmeta::Utils::SO_TO_CM_TRANSLATIONS.fetch(schema_org, 'Software')

  subjects = Array.wrap(meta.fetch('tags', nil)).reduce([]) do |sum, subject|
    sum += name_to_fos(subject)

    sum
  end

  has_title = meta.fetch('title', nil)
  titles = if has_title.nil?
             [{ 'title' => meta.fetch('name', nil) }]
           else
             [{ 'title' => has_title }]
           end
  license = hsh_to_spdx('rightsIdentifier' => meta.fetch('licenseId'))

  { 'id' => id,
    'type' => type,
    'url' => normalize_id(meta.fetch('codeRepository', nil)),
    'titles' => titles,
    'creators' => creators,
    'contributors' => contributors,
    'publisher' => publisher,
    'date' => date,
    'descriptions' => if meta.fetch('description', nil).present?
                        [{ 'description' => sanitize(meta.fetch('description')),
                           'descriptionType' => 'Abstract' }]
                      end,
    'license' => license,
    'version' => meta.fetch('version', nil),
    'alternate_identifiers' => alternate_identifiers,
    'subjects' => subjects,
    'state' => state }.compact.merge(read_options)
end