Class: Og::RefersTo
Instance Attribute Summary
Attributes inherited from Relation
Instance Method Summary collapse
Methods inherited from Relation
#[], #[]=, enchant, #initialize, #method_missing, #polymorphic?, #polymorphic_marker?, resolve, resolve_names, #resolve_polymorphic, resolve_polymorphic_markers, resolve_polymorphic_relations, resolve_targets, symbol_to_class
Constructor Details
This class inherits a constructor from Og::Relation
Dynamic Method Handling
This class handles dynamic methods through the method_missing method in the class Og::Relation
Instance Method Details
#enchant ⇒ Object
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# File 'lib/og/relation/refers_to.rb', line 7 def enchant self[:foreign_key] = "#{foreign_name || target_singular_name}_#{target_class.primary_key}" if self[:field] field = ", :field => :#{self[:field]}" end owner_class.module_eval %{ attr_accessor :#{target_singular_name} prop_accessor :#{foreign_key}, #{target_class.primary_key.klass}#{field}, :relation => true def #{target_singular_name}(reload = false) return nil if @#{foreign_key}.nil? # will reload if forced or first load or if reload or not @#{target_singular_name} @#{target_singular_name} = #{target_class}[@#{foreign_key}] end @#{target_singular_name} end def #{target_singular_name}=(obj) @#{foreign_key} = obj.#{target_class.primary_key} if obj end } end |