Class: ActiveModel::Validations::AcceptanceValidator

Inherits:

EachValidator

• Object
• ActiveModel::Validator
• EachValidator
• ActiveModel::Validations::AcceptanceValidator

show all

Defined in:

activemodel/lib/active_model/validations/acceptance.rb

Instance Attribute Summary

Attributes inherited from EachValidator

#attributes

Attributes inherited from ActiveModel::Validator

#options

Instance Method Summary (collapse)

• - (AcceptanceValidator) initialize(options) constructor

  A new instance of AcceptanceValidator.

• - (Object) setup(klass)
• - (Object) validate_each(record, attribute, value)

Methods inherited from EachValidator

#check_validity!, #validate

Methods inherited from ActiveModel::Validator

kind, #kind, #validate

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# File 'activemodel/lib/active_model/validations/acceptance.rb', line 6

def initialize(options)
  super(options.reverse_merge(:allow_nil => true, :accept => "1"))
end

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# File 'activemodel/lib/active_model/validations/acceptance.rb', line 16

def setup(klass)
  # Note: instance_methods.map(&:to_s) is important for 1.9 compatibility
  # as instance_methods returns symbols unlike 1.8 which returns strings.
  attr_readers = attributes.reject { |name| klass.attribute_method?(name) }
  attr_writers = attributes.reject { |name| klass.attribute_method?("#{name}=") }
  klass.send(:attr_reader, *attr_readers)
  klass.send(:attr_writer, *attr_writers)
end

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# File 'activemodel/lib/active_model/validations/acceptance.rb', line 10

def validate_each(record, attribute, value)
  unless value == options[:accept]
    record.errors.add(attribute, :accepted, options.except(:accept, :allow_nil))
  end
end