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Extract some methods

This commit is contained in:
Carlos Antonio da Silva 2012-10-31 00:45:47 -02:00
parent 1127262a61
commit 0bb1517455
1 changed files with 22 additions and 16 deletions
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38
activerecord/lib/active_record/validations/uniqueness.rb
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@ -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