Gab Social. All are welcome.

app/controllers/auth/confirmations_controller.rb

@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+class Auth::ConfirmationsController < Devise::ConfirmationsController
+  layout 'auth'
+
+  before_action :set_body_classes
+  before_action :set_user, only: [:finish_signup]
+
+  def finish_signup
+    return unless request.patch? && params[:user]
+
+    if @user.update(user_params)
+      @user.skip_reconfirmation!
+      bypass_sign_in(@user)
+      redirect_to root_path, notice: I18n.t('devise.confirmations.send_instructions')
+    else
+      @show_errors = true
+    end
+  end
+
+  private
+
+  def set_user
+    @user = current_user
+  end
+
+  def set_body_classes
+    @body_classes = 'lighter'
+  end
+
+  def user_params
+    params.require(:user).permit(:email)
+  end
+
+  def after_confirmation_path_for(_resource_name, user)
+    if user.created_by_application && truthy_param?(:redirect_to_app)
+      user.created_by_application.redirect_uri
+    else
+      super
+    end
+  end
+end

app/controllers/auth/omniauth_callbacks_controller.rb

@@ -0,0 +1,33 @@
+# frozen_string_literal: true
+
+class Auth::OmniauthCallbacksController < Devise::OmniauthCallbacksController
+  skip_before_action :verify_authenticity_token
+
+  def self.provides_callback_for(provider)
+    provider_id = provider.to_s.chomp '_oauth2'
+
+    define_method provider do
+      @user = User.find_for_oauth(request.env['omniauth.auth'], current_user)
+
+      if @user.persisted?
+        sign_in_and_redirect @user, event: :authentication
+        set_flash_message(:notice, :success, kind: provider_id.capitalize) if is_navigational_format?
+      else
+        session["devise.#{provider}_data"] = request.env['omniauth.auth']
+        redirect_to new_user_registration_url
+      end
+    end
+  end
+
+  Devise.omniauth_configs.each_key do |provider|
+    provides_callback_for provider
+  end
+
+  def after_sign_in_path_for(resource)
+    if resource.email_verified?
+      root_path
+    else
+      finish_signup_path
+    end
+  end
+end

app/controllers/auth/passwords_controller.rb

@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+class Auth::PasswordsController < Devise::PasswordsController
+  before_action :check_validity_of_reset_password_token, only: :edit
+  before_action :set_body_classes
+
+  layout 'auth'
+
+  private
+
+  def check_validity_of_reset_password_token
+    unless reset_password_token_is_valid?
+      flash[:error] = I18n.t('auth.invalid_reset_password_token')
+      redirect_to new_password_path(resource_name)
+    end
+  end
+
+  def set_body_classes
+    @body_classes = 'lighter'
+  end
+
+  def reset_password_token_is_valid?
+    resource_class.with_reset_password_token(params[:reset_password_token]).present?
+  end
+end

app/controllers/auth/registrations_controller.rb

@@ -0,0 +1,105 @@
+# frozen_string_literal: true
+
+class Auth::RegistrationsController < Devise::RegistrationsController
+  layout :determine_layout
+
+  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_sessions, only: [:edit, :update]
+  before_action :set_instance_presenter, only: [:new, :create, :update]
+  before_action :set_body_classes, only: [:new, :create, :edit, :update]
+
+  def new
+    super(&:build_invite_request)
+  end
+
+  def destroy
+    not_found
+  end
+
+  protected
+
+  def update_resource(resource, params)
+    params[:password] = nil if Devise.pam_authentication && resource.encrypted_password.blank?
+    super
+  end
+
+  def build_resource(hash = nil)
+    super(hash)
+
+    resource.locale             = I18n.locale
+    resource.invite_code        = params[:invite_code] if resource.invite_code.blank?
+    resource.agreement          = true
+    resource.current_sign_in_ip = request.remote_ip
+
+    resource.build_account if resource.account.nil?
+  end
+
+  def configure_sign_up_params
+    devise_parameter_sanitizer.permit(:sign_up) do |u|
+      u.permit({ account_attributes: [:username], invite_request_attributes: [:text] }, :email, :password, :password_confirmation, :invite_code)
+    end
+  end
+
+  def after_sign_up_path_for(_resource)
+    new_user_session_path
+  end
+
+  def after_sign_in_path_for(_resource)
+    set_invite
+
+    if @invite&.autofollow?
+      short_account_path(@invite.user.account)
+    else
+      super
+    end
+  end
+
+  def after_inactive_sign_up_path_for(_resource)
+    new_user_session_path
+  end
+
+  def after_update_path_for(_resource)
+    edit_user_registration_path
+  end
+
+  def check_enabled_registrations
+    redirect_to root_path if single_user_mode? || !allowed_registrations?
+  end
+
+  def allowed_registrations?
+    Setting.registrations_mode != 'none' || @invite&.valid_for_use?
+  end
+
+  def invite_code
+    if params[:user]
+      params[:user][:invite_code]
+    else
+      params[:invite_code]
+    end
+  end
+
+  private
+
+  def set_instance_presenter
+    @instance_presenter = InstancePresenter.new
+  end
+
+  def set_body_classes
+    @body_classes = %w(edit update).include?(action_name) ? 'admin' : 'lighter'
+  end
+
+  def set_invite
+    invite = invite_code.present? ? Invite.find_by(code: invite_code) : nil
+    @invite = invite&.valid_for_use? ? invite : nil
+  end
+
+  def determine_layout
+    %w(edit update).include?(action_name) ? 'admin' : 'auth'
+  end
+
+  def set_sessions
+    @sessions = current_user.session_activations
+  end
+end

app/controllers/auth/sessions_controller.rb

@@ -0,0 +1,130 @@
+# frozen_string_literal: true
+
+class Auth::SessionsController < Devise::SessionsController
+  include Devise::Controllers::Rememberable
+
+  layout 'auth'
+
+  skip_before_action :require_no_authentication, only: [:create]
+  skip_before_action :check_user_permissions, only: [:destroy]
+  prepend_before_action :authenticate_with_two_factor, if: :two_factor_enabled?, only: [:create]
+  before_action :set_instance_presenter, only: [:new]
+  before_action :set_body_classes
+
+  def new
+    Devise.omniauth_configs.each do |provider, config|
+      return redirect_to(omniauth_authorize_path(resource_name, provider)) if config.strategy.redirect_at_sign_in
+    end
+
+    super
+  end
+
+  def create
+    super do |resource|
+      remember_me(resource)
+      flash.delete(:notice)
+    end
+  end
+
+  def destroy
+    tmp_stored_location = stored_location_for(:user)
+    super
+    flash.delete(:notice)
+    store_location_for(:user, tmp_stored_location) if continue_after?
+  end
+
+  protected
+
+  def find_user
+    if session[:otp_user_id]
+      User.find(session[:otp_user_id])
+    elsif user_params[:email]
+      if use_seamless_external_login? && Devise.check_at_sign && user_params[:email].index('@').nil?
+        User.joins(:account).find_by(accounts: { username: user_params[:email] })
+      else
+        User.find_for_authentication(email: user_params[:email])
+      end
+    end
+  end
+
+  def user_params
+    params.require(:user).permit(:email, :password, :otp_attempt)
+  end
+
+  def after_sign_in_path_for(resource)
+    last_url = stored_location_for(:user)
+
+    if home_paths(resource).include?(last_url)
+      root_path
+    else
+      last_url || root_path
+    end
+  end
+
+  def after_sign_out_path_for(_resource_or_scope)
+    Devise.omniauth_configs.each_value do |config|
+      return root_path if config.strategy.redirect_at_sign_in
+    end
+
+    super
+  end
+
+  def two_factor_enabled?
+    find_user.try(:otp_required_for_login?)
+  end
+
+  def valid_otp_attempt?(user)
+    user.validate_and_consume_otp!(user_params[:otp_attempt]) ||
+      user.invalidate_otp_backup_code!(user_params[:otp_attempt])
+  rescue OpenSSL::Cipher::CipherError => _error
+    false
+  end
+
+  def authenticate_with_two_factor
+    user = self.resource = find_user
+
+    if user_params[:otp_attempt].present? && session[:otp_user_id]
+      authenticate_with_two_factor_via_otp(user)
+    elsif user&.valid_password?(user_params[:password])
+      prompt_for_two_factor(user)
+    end
+  end
+
+  def authenticate_with_two_factor_via_otp(user)
+    if valid_otp_attempt?(user)
+      session.delete(:otp_user_id)
+      remember_me(user)
+      sign_in(user)
+    else
+      flash.now[:alert] = I18n.t('users.invalid_otp_token')
+      prompt_for_two_factor(user)
+    end
+  end
+
+  def prompt_for_two_factor(user)
+    session[:otp_user_id] = user.id
+    render :two_factor
+  end
+
+  private
+
+  def set_instance_presenter
+    @instance_presenter = InstancePresenter.new
+  end
+
+  def set_body_classes
+    @body_classes = 'lighter'
+  end
+
+  def home_paths(resource)
+    paths = [homepage_path]
+    if single_user_mode? && resource.is_a?(User)
+      paths << short_account_path(username: resource.account)
+    end
+    paths
+  end
+
+  def continue_after?
+    truthy_param?(:continue)
+  end
+end