Class: ActiveAdmin::Oidc::Devise::OmniauthCallbacksController

Inherits:
Devise::OmniauthCallbacksController
  • Object
show all
Defined in:
app/controllers/active_admin/oidc/devise/omniauth_callbacks_controller.rb

Overview

Handles the OAuth callback from the IdP. Wiring:

# config/routes.rb (or inside ActiveAdmin::Devise.config)
devise_for :admin_users, ActiveAdmin::Devise.config.merge(
  controllers: {
    omniauth_callbacks: "active_admin/oidc/devise/omniauth_callbacks"
  }
)

The action name matches the provider name registered with Devise (‘:oidc`, from ActiveAdmin::Oidc::Engine::PROVIDER_NAME).

Instance Method Summary collapse

Instance Method Details

#failure ⇒ Object 



59
60
61
62
63
 
# File 'app/controllers/active_admin/oidc/devise/omniauth_callbacks_controller.rb', line 59

def failure
  Rails.logger.warn("[activeadmin-oidc] omniauth failure: #{failure_message}")
  flash[:alert] = ActiveAdmin::Oidc.config.access_denied_message
  redirect_to after_omniauth_failure_path_for(resource_name)
end

#oidc ⇒ Object 



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
 
# File 'app/controllers/active_admin/oidc/devise/omniauth_callbacks_controller.rb', line 20

def oidc
  auth  = request.env['omniauth.auth'] || {}
  info  = auth['info'] || {}
  # Defensive: an OIDC strategy is supposed to put a Hash at
  # extra.raw_info, but a misbehaving/custom strategy could
  # set something else (String, nil, Array). We only trust a
  # Hash-shaped value; anything else collapses to {} and we
  # rebuild `sub`/`email` from the top-level auth hash below.
  extra = auth.dig('extra', 'raw_info')
  extra = {} unless extra.is_a?(Hash)

  claims = extra.to_h.transform_keys(&:to_s)
  claims['sub']   = auth['uid'] if claims['sub'].blank? && auth['uid'].present?
  claims['email'] = info['email'] if claims['email'].blank? && info['email'].present?

  admin_user = UserProvisioner.new(
    ActiveAdmin::Oidc.config,
    claims: claims,
    provider: ActiveAdmin::Oidc::Engine::PROVIDER_NAME.to_s
  ).call

  # Devise checks active_for_authentication? on session
  # deserialization but NOT on initial OmniAuth sign-in.
  # Guard here so disabled/locked users are rejected immediately.
  unless admin_user.active_for_authentication?
    message = admin_user.inactive_message
    flash[:alert] = I18n.t("devise.failure.#{message}", default: message.to_s)
    redirect_to after_omniauth_failure_path_for(resource_name)
    return
  end

   admin_user, event: :authentication
  set_flash_message(:notice, :success, kind: 'OIDC') if is_navigational_format?
rescue ActiveAdmin::Oidc::ProvisioningError => e
  Rails.logger.warn("[activeadmin-oidc] denial: #{e.message}")
  flash[:alert] = ActiveAdmin::Oidc.config.access_denied_message
  redirect_to after_omniauth_failure_path_for(resource_name)
end