Class: Curie

Inherits:
Object
  • Object
show all
Defined in:
lib/curies/curie.rb

Constant Summary collapse

DEFAULT_MAPPINGS = 
{"cal" => "http://www.w3.org/2002/12/cal/ical#",
"cc" => "http://creativecommons.org/ns#",
"contact" => "http://www.w3.org/2001/vcard-rdf/3.0#",
"dc" => "http://purl.org/dc/elements/1.1/",
"foaf" => "http://xmlns.com/foaf/0.1/", 
"rdf" => "http://www.w3.org/1999/02/22-rdf-syntax-ns#",
"rdfs" => "http://www.w3.org/2000/01/rdf-schema#",
"xsd" => "http://www.w3.org/2001/XMLSchema#",
"http" => "http" }
@@mappings = 
{}

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(prefix, reference) ⇒ Curie

Returns a new instance of Curie.



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# File 'lib/curies/curie.rb', line 33

def initialize(prefix, reference)
  @prefix, @reference = prefix, reference
end

Instance Attribute Details

#prefix ⇒ Object (readonly)

Returns the value of attribute prefix.



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# File 'lib/curies/curie.rb', line 30

def prefix
  @prefix
end

#reference ⇒ Object (readonly)

Returns the value of attribute reference.



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# File 'lib/curies/curie.rb', line 31

def reference
  @reference
end

Class Method Details

.add_prefixes!(mappings) ⇒ Object 



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# File 'lib/curies/curie.rb', line 72

def self.add_prefixes!(mappings)
  @@mappings.merge! mappings.stringify_keys
end

.parse(curie_string, opts = {}) ⇒ Object 



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# File 'lib/curies/curie.rb', line 42

def self.parse(curie_string, opts = {})
  if opts[:treat_unsafe_as_normal_strings] and not curie_string.could_be_a_safe_curie?
    a = [curie_string, :string]
    return a
  end
  if not(curie_string.index(':')) #just some random string that doesn't even have a colon!
    #strip off brackets if they exist
    curie_string = curie_string[1,curie_string.length-2] if curie_string.could_be_a_safe_curie?
    return curie_string
  elsif curie_string.could_be_a_safe_curie?
    pivot = curie_string.index(':')
    prefix = curie_string[1,pivot-1]
    reference = curie_string[pivot+1, curie_string.length].chop
  else
    pivot = curie_string.index(':')
    prefix = curie_string[0,pivot]
    reference = curie_string[pivot+1, curie_string.length]
  end
  if opts[:in_parts]
    return [qualified_uri_for(prefix), reference]
  else
    return qualified_uri_for(prefix) + reference
  end
end

.qualified_uri_for(prefix) ⇒ Object 



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# File 'lib/curies/curie.rb', line 67

def self.qualified_uri_for(prefix)
  return @@mappings[prefix] if @@mappings[prefix]
  raise "Sorry, no namespace or prefix registered for curies with the prefix #{prefix}"
end

.remove_prefixes!(prefixes) ⇒ Object 



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# File 'lib/curies/curie.rb', line 76

def self.remove_prefixes!(prefixes)
  prefixes = [prefixes] unless prefixes.respond_to? :each
  for prefix in prefixes
    @@mappings.delete prefix.to_s
  end
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/curies/curie.rb', line 37

def ==(other)
  return false unless other.is_a?(Curie)
  return true if self.to_s == other.to_s
end

#to_s ⇒ Object 



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# File 'lib/curies/curie.rb', line 83

def to_s
  "[#{@prefix}:#{@reference}]"
end