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Contents
# (c) Copyright 2020 Ribose Inc.
#
module Jekyll
module Geolexica
# A decorator responsible for serializing concepts in the most simplistic
# machine-readable formats like JSON or YAML but unlike RDF ontologies.
class ConceptSerializer < SimpleDelegator
include Configuration
NON_LANGUAGE_KEYS = %w[term termid]
# A Jekyll::Site instance.
attr_reader :site
def initialize(concept, site)
super(concept)
@site = site
end
def to_json
JSON.dump(in_all_languages)
end
def to_yaml
YAML.dump(in_all_languages)
end
private
# Returns concept hash in all supported languages, with +nil+ value for
# every supported language that this concept is not translated to.
def in_all_languages(concept_hash = data)
hash_keys = NON_LANGUAGE_KEYS + term_languages
slice_hash_with_default(concept_hash, nil, *hash_keys)
end
# Like Hash#slice, but takes a +default_value+, which is used for every
# key not present in the +hash+.
def slice_hash_with_default(hash, default_value, *keys)
h = hash.dup
keys.each { |k| h[k] ||= default_value }
h.slice(*keys)
end
end
end
end
Version data entries
27 entries across 27 versions & 1 rubygems