Module: MongoMapper::EmbeddedDocument::InstanceMethods

Defined in:
lib/mongomapper/embedded_document.rb

Instance Method Summary collapse

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/mongomapper/embedded_document.rb', line 225

def ==(other)
  other.is_a?(self.class) && id == other.id
end

#[](name) ⇒ Object 



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# File 'lib/mongomapper/embedded_document.rb', line 216

def [](name)
  read_attribute(name)
end

#[]=(name, value) ⇒ Object 



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# File 'lib/mongomapper/embedded_document.rb', line 220

def []=(name, value)
  ensure_key_exists(name)
  write_attribute(name, value)
end

#attributes ⇒ Object 



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# File 'lib/mongomapper/embedded_document.rb', line 199

def attributes
  attrs = HashWithIndifferentAccess.new
  self.class.keys.each_pair do |name, key|
    value =
      if key.native?
        read_attribute(key.name)
      else
        if embedded_document = read_attribute(key.name)
          embedded_document.attributes
        end
      end

    attrs[name] = value unless value.nil?
  end
  attrs.merge!(embedded_association_attributes)
end

#attributes=(attrs) ⇒ Object 



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# File 'lib/mongomapper/embedded_document.rb', line 186

def attributes=(attrs)
  return if attrs.blank?
  attrs.each_pair do |name, value|
    writer_method = "#{name}="

    if respond_to?(writer_method)
      self.send(writer_method, value)
    else
      self[name.to_s] = value
    end
  end
end

#id ⇒ Object 



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# File 'lib/mongomapper/embedded_document.rb', line 229

def id
  read_attribute(:_id)
end

#id=(value) ⇒ Object 



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# File 'lib/mongomapper/embedded_document.rb', line 233

def id=(value)
  @using_custom_id = true
  write_attribute :_id, value
end

#initialize(attrs = {}) ⇒ Object 



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# File 'lib/mongomapper/embedded_document.rb', line 157

def initialize(attrs={})
  unless attrs.nil?
    self.class.associations.each_pair do |name, association|
      if collection = attrs.delete(name)
        if association.many? && association.klass.embeddable?
          parent_document = attrs[:_parent_document] || self
          collection.each do |doc|
            doc[:_parent_document] = parent_document
          end
        end
        send("#{association.name}=", collection)
      end
    end

    self.attributes = attrs
  end

  if self.class.embeddable? 
    if read_attribute(:_id).blank?
      write_attribute :_id, XGen::Mongo::Driver::ObjectID.new.to_s
      @new_record = true
    end
  end
end

#inspect ⇒ Object 



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# File 'lib/mongomapper/embedded_document.rb', line 242

def inspect
  attributes_as_nice_string = self.class.keys.keys.collect do |name|
    "#{name}: #{read_attribute(name).inspect}"
  end.join(", ")
  "#<#{self.class} #{attributes_as_nice_string}>"
end

#new_record? ⇒ Boolean

Returns:



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# File 'lib/mongomapper/embedded_document.rb', line 182

def new_record?
  !!@new_record
end

#using_custom_id? ⇒ Boolean

Returns:



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# File 'lib/mongomapper/embedded_document.rb', line 238

def using_custom_id?
  !!@using_custom_id
end