Ensuring read_multi works with fragment cache. (#1814)

* Ensuring read_multi works with fragment cache.
This commit is contained in:
zaaroth
2016-06-23 00:33:02 -03:00
committed by Benjamin Fleischer
parent 32a3b53892
commit bcf3358524
3 changed files with 40 additions and 8 deletions

View File

@@ -197,7 +197,7 @@ module ActiveModel
def object_cache_key(serializer, adapter_instance)
return unless serializer.present? && serializer.object.present?
serializer.class.cache_enabled? ? serializer.cache_key(adapter_instance) : nil
(serializer.class.cache_enabled? || serializer.class.fragment_cache_enabled?) ? serializer.cache_key(adapter_instance) : nil
end
end
@@ -211,7 +211,7 @@ module ActiveModel
end
end
elsif serializer_class.fragment_cache_enabled?
fetch_attributes_fragment(adapter_instance)
fetch_attributes_fragment(adapter_instance, cached_attributes)
else
attributes(fields, true)
end
@@ -230,7 +230,8 @@ module ActiveModel
# 1. Determine cached fields from serializer class options
# 2. Get non_cached_fields and fetch cache_fields
# 3. Merge the two hashes using adapter_instance#fragment_cache
def fetch_attributes_fragment(adapter_instance)
# rubocop:disable Metrics/AbcSize
def fetch_attributes_fragment(adapter_instance, cached_attributes = {})
serializer_class._cache_options ||= {}
serializer_class._cache_options[:key] = serializer_class._cache_key if serializer_class._cache_key
fields = serializer_class.fragmented_attributes
@@ -243,15 +244,17 @@ module ActiveModel
cached_fields = fields[:cached].dup
key = cache_key(adapter_instance)
cached_hash =
serializer_class.cache_store.fetch(key, serializer_class._cache_options) do
hash = attributes(cached_fields, true)
include_directive = JSONAPI::IncludeDirective.new(cached_fields - hash.keys)
hash.merge! resource_relationships({}, { include_directive: include_directive }, adapter_instance)
cached_attributes.fetch(key) do
serializer_class.cache_store.fetch(key, serializer_class._cache_options) do
hash = attributes(cached_fields, true)
include_directive = JSONAPI::IncludeDirective.new(cached_fields - hash.keys)
hash.merge! resource_relationships({}, { include_directive: include_directive }, adapter_instance)
end
end
# Merge both results
adapter_instance.fragment_cache(cached_hash, non_cached_hash)
end
# rubocop:enable Metrics/AbcSize
def cache_key(adapter_instance)
return @cache_key if defined?(@cache_key)