Module: Ooor::Associations

Included in:
Base
Defined in:
lib/ooor/associations.rb

Instance Method Summary collapse

Instance Method Details

#load_association(model_key, ids, substitute = nil, *arguments) ⇒ Object 



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# File 'lib/ooor/associations.rb', line 46

def load_association(model_key, ids, substitute=nil, *arguments)
  options = arguments.extract_options!
  related_class = self.class.const_get(model_key)
  fields = options[:fields] || options[:only] || nil
  context = options[:context] || object_session
  (related_class.send(:find, ids, fields: fields, context: context) || substitute).tap do |r|
    #TODO the following is a hack to minimally mimic the CollectionProxy of Rails 3.1+; this should probably be re-implemented
    def r.association=(association)
      @association = association
    end
    r.association = related_class
    def r.build(attrs={})
      @association.new(attrs)
    end
  end
end

#many2one_id_method(rel, *arguments) ⇒ Object 



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# File 'lib/ooor/associations.rb', line 4

def many2one_id_method(rel, *arguments)
  if @associations[rel]
    @associations[rel][0]
  else
    obj = method_missing(rel.to_sym, *arguments)
    obj.is_a?(Base) ? obj.id : obj
  end
end

#relationnal_result(method_name, *arguments) ⇒ Object

fakes associations like much like ActiveRecord according to the cached OpenERP data model



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# File 'lib/ooor/associations.rb', line 22

def relationnal_result(method_name, *arguments)
  self.class.reload_fields_definition(false, object_session)
  if self.class.many2one_associations.has_key?(method_name)
    if @associations[method_name]
      rel = self.class.many2one_associations[method_name]['relation']
      id = @associations[method_name].is_a?(Integer) ? @associations[method_name] : @associations[method_name][0]
      load_association(rel, id, nil, *arguments)
    else
      false
    end
  elsif self.class.one2many_associations.has_key?(method_name)
    rel = self.class.one2many_associations[method_name]['relation']
    load_association(rel, @associations[method_name], [], *arguments)
  elsif self.class.many2many_associations.has_key?(method_name)
    rel = self.class.many2many_associations[method_name]['relation']
    load_association(rel, @associations[method_name], [], *arguments)
  elsif self.class.polymorphic_m2o_associations.has_key?(method_name)
    values = @associations[method_name].split(',')
    load_association(values[0], values[1].to_i, nil, *arguments)
  else
    false
  end
end

#x_to_many_ids_method(rel, *arguments) ⇒ Object 



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# File 'lib/ooor/associations.rb', line 13

def x_to_many_ids_method(rel, *arguments)
  if @associations[rel]
    @associations[rel]
  else
    method_missing(rel.to_sym, *arguments)
  end
end