Import extern users from init.pp in git

app/controllers/app_settings_controller.rb

@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 class AppSettingsController < ApplicationController
-  before_action :set_app_setting, only: %i[edit update]
+  before_action :set_app_setting, only: %i[edit update import]
   before_action :authenticate_admin
 
   # GET /app_settings/1/edit
@@ -16,6 +16,24 @@ def update
     end
   end
 
+  def import
+    current_users = User.all.collect {|each| each.name}
+    GitHelper.open_git_repository(for_write: true) {}
+    initpp = File.read(File.join(Puppetscript.init_path, Puppetscript.init_file_name))
+    all_initpp_users = initpp.scan(/realname\s*=>\s*'(.+?)'/).flatten
+    initpp_only_users = all_initpp_users - current_users
+
+    successful_created_users = 0
+
+    initpp_only_users.each do |each|
+      user = User.extern each
+      puts 'enter'
+      successful_created_users += 1 if user.persisted?
+    end
+
+    redirect_to edit_app_setting_path(@app_setting), notice: "Successfully added #{successful_created_users} users."
+  end
+
   private
 
   # Use callbacks to share common setup or constraints between actions.

app/models/user.rb

@@ -100,6 +100,15 @@ def self.from_omniauth(auth)
     end
   end
 
+  # This is only to get users from a imported init.pp file.
+  # They are not able to login because the callback checks only
+  # user with hpi as provider (this is wanted behaviour)
+  def self.extern(user_name)
+    first_name, last_name = user_name.scan(/((?:\w|[-äöüÄÖÜß])+) (.*)/).first
+    create(provider: :extern, first_name: first_name, last_name: last_name,
+           email: "#{first_name}.#{last_name}@mail.com", password: 'test12345!')
+  end
+
   def self.from_mail_identifier(mail_id)
     all.each do |user|
       return user if user.human_readable_identifier.casecmp(mail_id).zero?

app/views/app_settings/edit.html.erb

@@ -1,3 +1,4 @@
 <h1>HART Settings</h1>
 
-<%= render 'form', app_setting: @app_setting %>
+<%= render 'form', app_setting: @app_setting %>
+<%= button_to 'Import', controller: :app_settings, action: :import %>

config/routes.rb

@@ -9,7 +9,11 @@
   # '/dashboard'
   get '/dashboard' => 'dashboard#index', as: :dashboard
   # '/app_settings/...'
-  resources :app_settings, only: %i[update edit]
+  resources :app_settings, only: %i[update edit] do
+    member do
+      post :import
+    end
+  end
   # '/projects/...'
   resources :projects
   # '/servers/...'