84 lines
2 KiB
Ruby
84 lines
2 KiB
Ruby
#
|
|
# Wrapper around Hash so that the casted_by attribute is set.
|
|
|
|
module CouchRest::Model
|
|
class CastedHash < Hash
|
|
include CouchRest::Model::CastedBy
|
|
include CouchRest::Model::Dirty
|
|
attr_accessor :casted_by_property
|
|
|
|
def self.[](hash, property, parent = nil)
|
|
obj = super(hash)
|
|
obj.casted_by_property = property
|
|
obj.casted_by = parent unless parent.nil?
|
|
obj
|
|
end
|
|
|
|
# needed for dirty
|
|
def attributes
|
|
self
|
|
end
|
|
|
|
def []= key, obj
|
|
couchrest_attribute_will_change!(key) if use_dirty? && obj != self[key]
|
|
super(key, obj)
|
|
end
|
|
|
|
def delete(key)
|
|
couchrest_attribute_will_change!(key) if use_dirty? && include?(key)
|
|
super(key)
|
|
end
|
|
|
|
def merge!(other_hash)
|
|
if use_dirty? && other_hash && other_hash.kind_of?(Hash)
|
|
other_hash.keys.each do |key|
|
|
if self[key] != other_hash[key] || !include?(key)
|
|
couchrest_attribute_will_change!(key)
|
|
end
|
|
end
|
|
end
|
|
super(other_hash)
|
|
end
|
|
|
|
def replace(other_hash)
|
|
if use_dirty? && other_hash && other_hash.kind_of?(Hash)
|
|
# new keys and changed keys
|
|
other_hash.keys.each do |key|
|
|
if self[key] != other_hash[key] || !include?(key)
|
|
couchrest_attribute_will_change!(key)
|
|
end
|
|
end
|
|
# old keys
|
|
old_keys = self.keys.reject { |key| other_hash.include?(key) }
|
|
old_keys.each { |key| couchrest_attribute_will_change!(key) }
|
|
end
|
|
|
|
super(other_hash)
|
|
end
|
|
|
|
def clear
|
|
self.keys.each { |key| couchrest_attribute_will_change!(key) } if use_dirty?
|
|
super
|
|
end
|
|
|
|
def delete_if
|
|
if use_dirty? && block_given?
|
|
self.keys.each do |key|
|
|
couchrest_attribute_will_change!(key) if yield key, self[key]
|
|
end
|
|
end
|
|
super
|
|
end
|
|
|
|
# ruby 1.9
|
|
def keep_if
|
|
if use_dirty? && block_given?
|
|
self.keys.each do |key|
|
|
couchrest_attribute_will_change!(key) if !yield key, self[key]
|
|
end
|
|
end
|
|
super
|
|
end
|
|
|
|
end
|
|
end
|