TEST_CODEOWNERS/rails
3
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

get the left and right association names from the join model

Browse Source
This commit is contained in:
Aaron Patterson 2013-10-02 11:47:02 -07:00
parent d15165196c
commit 14e9e57fdb
1 changed files with 17 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
activerecord/lib/active_record/associations.rb
View File

@ -1616,13 +1616,13 @@ def belongs_to_options(options)
def has_and_belongs_to_many1(name, scope = nil, options = {}, &extension)
habtm = JoinTableResolver.build self, name, options
rhs_name = name.to_s.singularize.to_sym
join_model = Class.new(ActiveRecord::Base) {
class << self;
attr_accessor :class_resolver
attr_accessor :name
attr_accessor :table_name_resolver
attr_accessor :left_association_name
attr_accessor :right_association_name
end
def self.table_name
@ -1632,21 +1632,31 @@ def self.table_name
def self.compute_type(class_name)
class_resolver.compute_type class_name
end
def self.add_left_association(name, options)
self.left_association_name = name
belongs_to name, options
end
def self.add_right_association(name, options)
rhs_name = name.to_s.singularize.to_sym
self.right_association_name = rhs_name
belongs_to rhs_name, options
end
}
join_model.name = "HABTM_#{name.to_s.camelize}"
join_model.table_name_resolver = habtm
join_model.class_resolver = self
join_model.belongs_to :left_side, :class => self
join_model.belongs_to rhs_name, belongs_to_options(options)
join_model.add_left_association :left_side, class: self
join_model.add_right_association name, belongs_to_options(options)
middle_name = [self.name.downcase.pluralize, name].join('_').gsub(/::/, '_').to_sym
#middle_options = options.dup
middle_options = {}
middle_options[:class] = join_model
middle_options[:source] = :left_side
middle_options[:source] = join_model.left_association_name
if options.key? :foreign_key
middle_options[:foreign_key] = options[:foreign_key]
end
@ -1672,7 +1682,7 @@ def destroy_associations
hm_options = {}
hm_options[:through] = middle_name
hm_options[:source] = rhs_name
hm_options[:source] = join_model.right_association_name
[:before_add, :after_add, :before_remove, :after_remove].each do |k|
if options.key? k
@ -1680,7 +1690,6 @@ def destroy_associations
end
end
#has_many name, scope, :through => middle_name, &extension
has_many name, scope, hm_options, &extension
end
end