summaryrefslogtreecommitdiff
path: root/users/app/controllers/controller_extension/authentication.rb
blob: 6daffdb9a568f816b0690cf967f0019ad47e2333 (plain)
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
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
module ControllerExtension::Authentication
  extend ActiveSupport::Concern

  private

  included do
    helper_method :current_user, :logged_in?, :admin?
  end

  def authentication_errors
    return unless attempted_login?
    errors = get_warden_errors
    #default response to get_warden_errors is not an enumerable, so won't work if default is used
    errors.inject({}) do |translated,err|
      translated[err.first] = I18n.t(err.last)
      translated
    end
  end

  def get_warden_errors
    if strategy = warden.winning_strategy
      strategy.message
    else
      { login: :all_strategies_failed }
    end
  end

  def attempted_login?
    request.env['warden.options'] &&
      request.env['warden.options'][:attempted_path]
  end

  def logged_in?
    !!current_user
  end

  def authorize
    access_denied unless logged_in?
  end

  def access_denied
    respond_to do |format|
      format.html do
        if logged_in?
          redirect_to root_url, :alert => t(:not_authorized)
        else
          redirect_to login_url, :alert => t(:not_authorized_login)
        end
      end
      format.json do
        render :json => {'error' => t(:not_authorized)}, status: :unprocessable_entity
      end
    end
  end

  def admin?
    current_user && current_user.is_admin?
  end

  def authorize_admin
    access_denied unless admin?
  end

end