6 files changed, 77 insertions, 0 deletions
diff --git a/app/controllers/auth/challenges_controller.rb b/app/controllers/auth/challenges_controller.rb
index 060944240..41827b21c 100644
--- a/app/controllers/auth/challenges_controller.rb
+++ b/app/controllers/auth/challenges_controller.rb
@@ -5,6 +5,7 @@ class Auth::ChallengesController < ApplicationController
 
   layout 'auth'
 
+  before_action :set_pack
   before_action :authenticate_user!
 
   skip_before_action :require_functional!
@@ -19,4 +20,10 @@ class Auth::ChallengesController < ApplicationController
       render_challenge
     end
   end
+
+  private
+
+  def set_pack
+    use_pack 'auth'
+  end
 end
diff --git a/app/controllers/auth/confirmations_controller.rb b/app/controllers/auth/confirmations_controller.rb
index 1475bbcef..17ad56fa8 100644
--- a/app/controllers/auth/confirmations_controller.rb
+++ b/app/controllers/auth/confirmations_controller.rb
@@ -1,11 +1,18 @@
 # frozen_string_literal: true
 
 class Auth::ConfirmationsController < Devise::ConfirmationsController
+  include CaptchaConcern
+
   layout 'auth'
 
   before_action :set_body_classes
+  before_action :set_pack
+  before_action :set_confirmation_user!, only: [:show, :confirm_captcha]
   before_action :require_unconfirmed!
 
+  before_action :extend_csp_for_captcha!, only: [:show, :confirm_captcha]
+  before_action :require_captcha_if_needed!, only: [:show]
+
   skip_before_action :require_functional!
 
   def new
@@ -14,8 +21,50 @@ class Auth::ConfirmationsController < Devise::ConfirmationsController
     resource.email = current_user.unconfirmed_email || current_user.email if user_signed_in?
   end
 
+  def show
+    old_session_values = session.to_hash
+    reset_session
+    session.update old_session_values.except('session_id')
+
+    super
+  end
+
+  def confirm_captcha
+    check_captcha! do |message|
+      flash.now[:alert] = message
+      render :captcha
+      return
+    end
+
+    show
+  end
+
   private
 
+  def require_captcha_if_needed!
+    render :captcha if captcha_required?
+  end
+
+  def set_confirmation_user!
+    # We need to reimplement looking up the user because
+    # Devise::ConfirmationsController#show looks up and confirms in one
+    # step.
+    confirmation_token = params[:confirmation_token]
+    return if confirmation_token.nil?
+    @confirmation_user = User.find_first_by_auth_conditions(confirmation_token: confirmation_token)
+  end
+
+  def captcha_user_bypass?
+    return true if @confirmation_user.nil? || @confirmation_user.confirmed?
+
+    invite = Invite.find(@confirmation_user.invite_id) if @confirmation_user.invite_id.present?
+    invite.present? && !invite.max_uses.nil?
+  end
+
+  def set_pack
+    use_pack 'auth'
+  end
+
   def require_unconfirmed!
     if user_signed_in? && current_user.confirmed? && current_user.unconfirmed_email.blank?
       redirect_to(current_user.approved? ? root_path : edit_user_registration_path)
diff --git a/app/controllers/auth/passwords_controller.rb b/app/controllers/auth/passwords_controller.rb
index 2996c0431..609220eb1 100644
--- a/app/controllers/auth/passwords_controller.rb
+++ b/app/controllers/auth/passwords_controller.rb
@@ -2,6 +2,7 @@
 
 class Auth::PasswordsController < Devise::PasswordsController
   before_action :check_validity_of_reset_password_token, only: :edit
+  before_action :set_pack
   before_action :set_body_classes
 
   layout 'auth'
@@ -30,4 +31,8 @@ class Auth::PasswordsController < Devise::PasswordsController
   def reset_password_token_is_valid?
     resource_class.with_reset_password_token(params[:reset_password_token]).present?
   end
+
+  def set_pack
+    use_pack 'auth'
+  end
 end
diff --git a/app/controllers/auth/registrations_controller.rb b/app/controllers/auth/registrations_controller.rb
index 1c3adbd78..1c0f360a9 100644
--- a/app/controllers/auth/registrations_controller.rb
+++ b/app/controllers/auth/registrations_controller.rb
@@ -8,6 +8,7 @@ class Auth::RegistrationsController < Devise::RegistrationsController
   before_action :set_invite, only: [:new, :create]
   before_action :check_enabled_registrations, only: [:new, :create]
   before_action :configure_sign_up_params, only: [:create]
+  before_action :set_pack
   before_action :set_sessions, only: [:edit, :update]
   before_action :set_strikes, only: [:edit, :update]
   before_action :set_instance_presenter, only: [:new, :create, :update]
@@ -103,6 +104,10 @@ class Auth::RegistrationsController < Devise::RegistrationsController
 
   private
 
+  def set_pack
+    use_pack %w(edit update).include?(action_name) ? 'admin' : 'auth'
+  end
+
   def set_instance_presenter
     @instance_presenter = InstancePresenter.new
   end
diff --git a/app/controllers/auth/sessions_controller.rb b/app/controllers/auth/sessions_controller.rb
index c4c8151e3..056f8a9f1 100644
--- a/app/controllers/auth/sessions_controller.rb
+++ b/app/controllers/auth/sessions_controller.rb
@@ -7,6 +7,8 @@ class Auth::SessionsController < Devise::SessionsController
   skip_before_action :require_functional!
   skip_before_action :update_user_sign_in
 
+  prepend_before_action :set_pack
+
   include TwoFactorAuthenticationConcern
 
   before_action :set_instance_presenter, only: [:new]
@@ -88,6 +90,10 @@ class Auth::SessionsController < Devise::SessionsController
 
   private
 
+  def set_pack
+    use_pack 'auth'
+  end
+
   def set_instance_presenter
     @instance_presenter = InstancePresenter.new
   end
diff --git a/app/controllers/auth/setup_controller.rb b/app/controllers/auth/setup_controller.rb
index 46c5f2958..db5a866f2 100644
--- a/app/controllers/auth/setup_controller.rb
+++ b/app/controllers/auth/setup_controller.rb
@@ -3,6 +3,7 @@
 class Auth::SetupController < ApplicationController
   layout 'auth'
 
+  before_action :set_pack
   before_action :authenticate_user!
   before_action :require_unconfirmed_or_pending!
   before_action :set_body_classes
@@ -55,4 +56,8 @@ class Auth::SetupController < ApplicationController
   def missing_email?
     truthy_param?(:missing_email)
   end
+
+  def set_pack
+    use_pack 'auth'
+  end
 end