Sha256: b7888740106e7b1143026a458e197147fba3120b2ad05a595f520824f63384f4
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Size: 965 Bytes
Versions: 9
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Stored size: 965 Bytes
Contents
module Neo4j
module Validations
class UniquenessValidator < ActiveModel::EachValidator
def initialize(options)
super(options.reverse_merge(:case_sensitive => true))
end
def validate_each(record, attribute, value)
clazz = record.class
# TODO is it possible to move this to setup instead so that we don't have to do this always ?
if clazz.index_type_for(attribute) != :exact
raise "Can't validate property #{attribute} on class #{clazz} since there is no :exact lucene index on that property"
end
query = "#{attribute}: #{value}"
if !clazz.find(query).empty?
record.errors.add(attribute, :taken, options.except(:case_sensitive, :scope).merge(:value => value))
end
end
end
module ClassMethods
def validates_uniqueness_of(*attr_names)
validates_with UniquenessValidator, _merge_attributes(attr_names)
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems