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Support for updating a belongs to association from the foreign key (without saving and reloading the record)

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Signed-off-by: Michael Koziarski <michael@koziarski.com>
[#142 state:committed]
This commit is contained in:
Jon Leighton
2008-09-07 14:42:33 +01:00
committed by Michael Koziarski
parent 646b5bfa61
commit fcf31cb752
3 changed files with 33 additions and 1 deletions
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9
activerecord/lib/active_record/associations.rb
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@@ -1237,7 +1237,7 @@ module ActiveRecord
association = instance_variable_get(ivar) if instance_variable_defined?(ivar)
if association.nil? || force_reload
if association.nil? || !association.loaded? || force_reload
association = association_proxy_class.new(self, reflection)
retval = association.reload
if retval.nil? and association_proxy_class == BelongsToAssociation
@@ -1266,6 +1266,13 @@ module ActiveRecord
end
end
if association_proxy_class == BelongsToAssociation
define_method("#{reflection.primary_key_name}=") do |target_id|
instance_variable_get(ivar).reset if instance_variable_defined?(ivar)
write_attribute(reflection.primary_key_name, target_id)
end
end
define_method("set_#{reflection.name}_target") do |target|
return if target.nil? and association_proxy_class == BelongsToAssociation
association = association_proxy_class.new(self, reflection)