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Adding 'embed_key' option to allow embedding attributes other than ID

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This commit is contained in:
Jeremy Redburn
2013-01-28 09:41:46 -05:00
parent d638e21c8c
commit 7cd7d295e0
3 changed files with 134 additions and 18 deletions
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26
lib/active_model/serializer/associations.rb
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@@ -103,6 +103,14 @@ module ActiveModel
end
end
def embed_key
if key = option(:embed_key)
key
else
:id
end
end
def serialize
associated_object.map do |item|
find_serializable(item).serializable_hash
@@ -120,11 +128,11 @@ module ActiveModel
# return collection.ids if collection.respond_to?(:ids)
ids_key = "#{key.to_s.singularize}_ids"
if !option(:include) && source_serializer.object.respond_to?(ids_key)
if !option(:include) && !option(:embed_key) && source_serializer.object.respond_to?(ids_key)
source_serializer.object.send(ids_key)
else
associated_object.map do |item|
item.read_attribute_for_serialization(:id)
item.read_attribute_for_serialization(embed_key)
end
end
end
@@ -163,6 +171,14 @@ module ActiveModel
end
end
def embed_key
if key = option(:embed_key)
key
else
:id
end
end
def polymorphic_key
associated_object.class.to_s.demodulize.underscore.to_sym
end
@@ -191,15 +207,15 @@ module ActiveModel
if associated_object
{
:type => polymorphic_key,
:id => associated_object.read_attribute_for_serialization(:id)
:id => associated_object.read_attribute_for_serialization(embed_key)
}
else
nil
end
elsif source_serializer.object.respond_to?("#{name}_id")
elsif !option(:embed_key) && source_serializer.object.respond_to?("#{name}_id")
source_serializer.object.send("#{name}_id")
elsif associated_object
associated_object.read_attribute_for_serialization(:id)
associated_object.read_attribute_for_serialization(embed_key)
else
nil
end