diff options
Diffstat (limited to 'activerecord/lib/active_record/validations')
| -rw-r--r-- | activerecord/lib/active_record/validations/uniqueness.rb | 38 |
1 files changed, 22 insertions, 16 deletions
diff --git a/activerecord/lib/active_record/validations/uniqueness.rb b/activerecord/lib/active_record/validations/uniqueness.rb index 2a4a70cd59..1427189851 100644 --- a/activerecord/lib/active_record/validations/uniqueness.rb +++ b/activerecord/lib/active_record/validations/uniqueness.rb @@ -13,25 +13,11 @@ module ActiveRecord def validate_each(record, attribute, value) finder_class = find_finder_class_for(record) table = finder_class.arel_table - - coder = record.class.serialized_attributes[attribute.to_s] - if value && coder - value = coder.dump value - end + value = deserialize_attribute(record, attribute, value) relation = build_relation(finder_class, table, attribute, value) relation = relation.and(table[finder_class.primary_key.to_sym].not_eq(record.id)) if record.persisted? - - Array(options[:scope]).each do |scope_item| - if reflection = record.class.reflect_on_association(scope_item) - scope_value = record.send(reflection.foreign_key) - scope_item = reflection.foreign_key - else - scope_value = record.read_attribute(scope_item) - end - relation = relation.and(table[scope_item].eq(scope_value)) - end - + relation = scope_relation(record, table, relation) relation = finder_class.unscoped.where(relation) relation.merge!(options[:conditions]) if options[:conditions] @@ -78,6 +64,26 @@ module ActiveRecord table[attribute].eq(value) end end + + def scope_relation(record, table, relation) + Array(options[:scope]).each do |scope_item| + if reflection = record.class.reflect_on_association(scope_item) + scope_value = record.send(reflection.foreign_key) + scope_item = reflection.foreign_key + else + scope_value = record.read_attribute(scope_item) + end + relation = relation.and(table[scope_item].eq(scope_value)) + end + + relation + end + + def deserialize_attribute(record, attribute, value) + coder = record.class.serialized_attributes[attribute.to_s] + value = coder.dump value if value && coder + value + end end module ClassMethods |