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Contents
module Mobility
module ActiveRecord
class UniquenessValidator < ::ActiveRecord::Validations::UniquenessValidator
def validate_each(record, attribute, value)
klass = record.class
if ((Array(options[:scope]) + [attribute]).map(&:to_s) & klass.translated_attribute_names).present?
return unless value.present?
relation = klass.send(Mobility.query_method).where(attribute => value)
relation = relation.where.not(klass.primary_key => record.id) if record.persisted?
relation = mobility_scope_relation(record, relation)
relation = relation.merge(options[:conditions]) if options[:conditions]
if relation.exists?
error_options = options.except(:case_sensitive, :scope, :conditions)
error_options[:value] = value
record.errors.add(attribute, :taken, error_options)
end
else
super
end
end
private
def mobility_scope_relation(record, relation)
Array(options[:scope]).each do |scope_item|
relation = relation.where(scope_item => record.send(scope_item))
end
relation
end
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems