Module: NoBrainer::Document::Aliases::ClassMethods

Defined in:
lib/no_brainer/document/aliases.rb

Instance Method Summary collapse

Instance Method Details

#field(attr, options = {}) ⇒ Object 



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# File 'lib/no_brainer/document/aliases.rb', line 14

def field(attr, options={})
  if options[:store_as]
    self.alias_map[attr.to_s] = options[:store_as].to_s
    self.alias_reverse_map[options[:store_as].to_s] = attr.to_s
  end
  super
end

#lookup_field_alias(attr) ⇒ Object 



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# File 'lib/no_brainer/document/aliases.rb', line 33

def lookup_field_alias(attr)
  alias_map[attr.to_s] || attr
end

#persistable_key(k, options = {}) ⇒ Object 



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# File 'lib/no_brainer/document/aliases.rb', line 51

def persistable_key(k, options={})
  lookup_field_alias(super)
end

#remove_field(attr, options = {}) ⇒ Object 



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# File 'lib/no_brainer/document/aliases.rb', line 22

def remove_field(attr, options={})
  super

  self.alias_map.delete(attr.to_s)
  self.alias_reverse_map.delete(attr.to_s)
end

#reverse_lookup_field_alias(attr) ⇒ Object 



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# File 'lib/no_brainer/document/aliases.rb', line 29

def reverse_lookup_field_alias(attr)
  alias_reverse_map[attr.to_s] || attr
end

#with_fields_aliased(attrs) ⇒ Object 



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# File 'lib/no_brainer/document/aliases.rb', line 44

def with_fields_aliased(attrs)
  case attrs
  when Array then attrs.map { |k| lookup_field_alias(k) }
  when Hash  then Hash[attrs.map { |k,v| [lookup_field_alias(k), v] }]
  end
end

#with_fields_reverse_aliased(attrs) ⇒ Object 



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# File 'lib/no_brainer/document/aliases.rb', line 37

def with_fields_reverse_aliased(attrs)
  case attrs
  when Array then attrs.map { |k| reverse_lookup_field_alias(k) }
  when Hash  then Hash[attrs.map { |k,v| [reverse_lookup_field_alias(k), v] }]
  end
end