+++ /dev/null
-module ActiveRecord
- module Associations
- class BelongsToAssociation < AssociationProxy #:nodoc:
- def create(attributes = {})
- replace(@reflection.create_association(attributes))
- end
-
- def build(attributes = {})
- replace(@reflection.build_association(attributes))
- end
-
- def replace(record)
- counter_cache_name = @reflection.counter_cache_column
-
- if record.nil?
- if counter_cache_name && !@owner.new_record?
- @reflection.klass.decrement_counter(counter_cache_name, @owner[@reflection.primary_key_name]) if @owner[@reflection.primary_key_name]
- end
-
- @target = @owner[@reflection.primary_key_name] = nil
- else
- raise_on_type_mismatch(record)
-
- if counter_cache_name && !@owner.new_record?
- @reflection.klass.increment_counter(counter_cache_name, record.id)
- @reflection.klass.decrement_counter(counter_cache_name, @owner[@reflection.primary_key_name]) if @owner[@reflection.primary_key_name]
- end
-
- @target = (AssociationProxy === record ? record.target : record)
- @owner[@reflection.primary_key_name] = record.id unless record.new_record?
- @updated = true
- end
-
- loaded
- record
- end
-
- def updated?
- @updated
- end
-
- private
- def find_target
- @reflection.klass.find(
- @owner[@reflection.primary_key_name],
- :select => @reflection.options[:select],
- :conditions => conditions,
- :include => @reflection.options[:include],
- :readonly => @reflection.options[:readonly]
- )
- end
-
- def foreign_key_present
- !@owner[@reflection.primary_key_name].nil?
- end
- end
- end
-end