Class: JSON::LD::Context::TermDefinition

Inherits:
Object
  • Object
show all
Defined in:
lib/json/ld/context.rb

Overview

Term Definitions specify how properties and values have to be interpreted as well as the current vocabulary mapping and the default language

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(term, id = nil) ⇒ TermDefinition

Create a new Term Mapping with an ID

Parameters:

  • term (String)
  • id (String) (defaults to: nil) 


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# File 'lib/json/ld/context.rb', line 33

def initialize(term, id = nil)
  @term = term
  @id = id.to_s if id
end

Instance Attribute Details

#container_mapping ⇒ String

Returns Container mapping.

Returns:

  • (String) —

    Container mapping



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# File 'lib/json/ld/context.rb', line 21

def container_mapping
  @container_mapping
end

#id ⇒ String

Returns IRI map.

Returns:

  • (String) —

    IRI map



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# File 'lib/json/ld/context.rb', line 12

def id
  @id
end

#language_mapping ⇒ String

Language mapping of term, ‘false` is used if there is explicitly no language mapping for this term.

Returns:

  • (String) —

    Language mapping



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# File 'lib/json/ld/context.rb', line 25

def language_mapping
  @language_mapping
end

#reverse_property ⇒ Boolean

Returns Reverse Property.

Returns:

  • (Boolean) —

    Reverse Property



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# File 'lib/json/ld/context.rb', line 28

def reverse_property
  @reverse_property
end

#term ⇒ String

Returns term name.

Returns:

  • (String) —

    term name



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# File 'lib/json/ld/context.rb', line 15

def term
  @term
end

#type_mapping ⇒ String

Returns Type mapping.

Returns:

  • (String) —

    Type mapping



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# File 'lib/json/ld/context.rb', line 18

def type_mapping
  @type_mapping
end

Instance Method Details

#inspect ⇒ Object 



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# File 'lib/json/ld/context.rb', line 66

def inspect
  v = %w([TD)
  v << "id=#{@id}"
  v << "rev" if reverse_property
  v << "container=#{container_mapping}" if container_mapping
  v << "lang=#{language_mapping.inspect}" unless language_mapping.nil?
  v << "type=#{type_mapping}" unless type_mapping.nil?
  v.join(" ") + "]"
end

#to_context_definition(context) ⇒ String, Hash{String => Array[String], String}

Output Hash or String definition for this definition

Parameters:

Returns:

  • (String, Hash{String => Array[String], String}) 


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# File 'lib/json/ld/context.rb', line 41

def to_context_definition(context)
  if language_mapping.nil? &&
     container_mapping.nil? &&
     type_mapping.nil? &&
     reverse_property.nil?
     cid = context.compact_iri(id)
     cid == term ? id : cid
  else
    defn = {}
    cid = context.compact_iri(id)
    defn[reverse_property ? '@reverse' : '@id'] = cid unless cid == term && !reverse_property
    if type_mapping
      defn['@type'] = if KEYWORDS.include?(type_mapping)
        type_mapping
      else
        context.compact_iri(type_mapping, :vocab => true)
      end
    end
    defn['@container'] = container_mapping if container_mapping
    # Language set as false to be output as null
    defn['@language'] = (language_mapping ? language_mapping : nil) unless language_mapping.nil?
    defn
  end
end