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Contents
module ROCrate
##
# A representation of the `ro-crate-metadata.jsonld` file.
class Metadata < File
IDENTIFIER = 'ro-crate-metadata.json'.freeze
IDENTIFIER_1_0 = 'ro-crate-metadata.jsonld'.freeze # 1.0 spec identifier
RO_CRATE_BASE = 'https://w3id.org/ro/crate/'
CONTEXT = "#{RO_CRATE_BASE}1.1/context".freeze
SPEC = "#{RO_CRATE_BASE}1.1".freeze
def initialize(crate, properties = {})
super(crate, nil, IDENTIFIER, properties)
end
##
# Generate the crate's `ro-crate-metadata.jsonld`.
# @return [String] The rendered JSON-LD as a "prettified" string.
def generate
graph = crate.entities.map(&:properties).reject(&:empty?)
JSON.pretty_generate('@context' => CONTEXT, '@graph' => graph)
end
private
def source
Entry.new(StringIO.new(generate))
end
def default_properties
{
'@id' => IDENTIFIER,
'@type' => 'CreativeWork',
'about' => { '@id' => crate.id },
'conformsTo' => { '@id' => SPEC }
}
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems