aboutsummaryrefslogtreecommitdiffstats
path: root/actionpack/lib/action_view/renderable_partial.rb
blob: d2fe635b9c4e0200769fe9369d5f2dce2fd2fbe6 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
module ActionView
  module RenderablePartial
    # NOTE: The template that this mixin is beening include into is frozen
    # So you can not set or modify any instance variables

    include ActiveSupport::Memoizable

    def variable_name
      name.sub(/\A_/, '').to_sym
    end
    memorize :variable_name

    def counter_name
      "#{variable_name}_counter".to_sym
    end
    memorize :counter_name

    def render(view, local_assigns = {})
      ActionController::Base.benchmark("Rendered #{path_without_format_and_extension}", Logger::DEBUG, false) do
        super
      end
    end

    def render_partial(view, object = nil, local_assigns = {}, as = nil)
      object ||= local_assigns[:object] ||
        local_assigns[variable_name] ||
        view.controller.instance_variable_get("@#{variable_name}") if view.respond_to?(:controller)

      # Ensure correct object is reassigned to other accessors
      local_assigns[:object] = local_assigns[variable_name] = object
      local_assigns[as] = object if as

      render_template(view, local_assigns)
    end
  end
end