Method: DataMapper::Collection#update!

Defined in:
lib/dm-core/collection.rb

#update!(attributes) ⇒ Boolean

Update every Resource in the Collection bypassing validation

Person.all(:age.gte => 21).update!(:allow_beer => true)

Parameters:

  • attributes to update

Returns:

  • true if the resources were successfully updated

API:

  • public



838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
 
# File 'lib/dm-core/collection.rb', line 838

def update!(attributes)
  assert_update_clean_only(:update!)

  model = self.model

  dirty_attributes = model.new(attributes).dirty_attributes

  if dirty_attributes.empty?
    true
  elsif dirty_attributes.any? { |property, value| !property.valid?(value) }
    false
  else
    unless _update(dirty_attributes)
      return false
    end

    if loaded?
      each do |resource|
        dirty_attributes.each { |property, value| property.set!(resource, value) }
        repository.identity_map(model)[resource.key] = resource
      end
    end

    true
  end
end