Class: ActiveModel::Validations::UniquenessValidator
- Inherits:
-
EachValidator
- Object
- EachValidator
- ActiveModel::Validations::UniquenessValidator
- Defined in:
- lib/active_repository/uniqueness.rb
Overview
:nodoc:
Instance Method Summary collapse
-
#initialize(options) ⇒ UniquenessValidator
constructor
A new instance of UniquenessValidator.
- #validate_each(record, attribute, value) ⇒ Object
Constructor Details
#initialize(options) ⇒ UniquenessValidator
Returns a new instance of UniquenessValidator.
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# File 'lib/active_repository/uniqueness.rb', line 4 def initialize() super .reverse_merge(:case_sensitive => true) [:class].send :attr_accessor, :custom_attribute end |
Instance Method Details
#validate_each(record, attribute, value) ⇒ Object
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# File 'lib/active_repository/uniqueness.rb', line 10 def validate_each(record, attribute, value) query = (record.id ? "id <> #{record.id}" : 'id is not null') duplicate = record.class.where(query).all.select do |object| object.id != record.id && object.send(attribute) == record.send(attribute) end record.errors.add(attribute, :taken, .except(:case_sensitive, :scope, :conditions).merge(:value => value)) if duplicate.any? end |