GRN2-xx: Users, Room and Recordings are now no longer permanently deleted (#773)

* Bug fixes for 2.4

* Removed accidental code add

* Switched from deleting to tombstoning

* Fixed bug with login

app/controllers/admins_controller.rb

@@ -195,6 +195,7 @@ class AdminsController < ApplicationController
           role.priority <= current_user.highest_priority_role.priority
       return redirect_to admin_roles_path(selected_role: role.id)
     else
+      role.role_permissions.delete_all
       role.delete
     end
 

app/controllers/rooms_controller.rb

@@ -140,10 +140,7 @@ class RoomsController < ApplicationController
   # DELETE /:room_uid
   def destroy
     # Don't delete the users home room.
-    if @room.owned_by?(current_user) && @room != current_user.main_room
-      @room.destroy
-      delete_all_recordings(@room.bbb_id)
-    end
+    @room.destroy if @room.owned_by?(current_user) && @room != current_user.main_room
 
     redirect_to current_user.main_room
   end

app/controllers/sessions_controller.rb

@@ -30,7 +30,6 @@ class SessionsController < ApplicationController
   def signin
     check_if_twitter_account
 
-    providers = configured_providers
     if one_provider
       provider_path = if Rails.configuration.omniauth_ldap
         ldap_signin_path
@@ -147,6 +146,8 @@ class SessionsController < ApplicationController
   end
 
   def one_provider
+    providers = configured_providers
+
     (!allow_user_signup? || !allow_greenlight_accounts?) && providers.count == 1 &&
       !Rails.configuration.loadbalanced_configuration
   end

app/models/concerns/deleteable.rb

@@ -0,0 +1,45 @@
+# frozen_string_literal: true
+
+# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/.
+#
+# Copyright (c) 2018 BigBlueButton Inc. and by respective authors (see below).
+#
+# This program is free software; you can redistribute it and/or modify it under the
+# terms of the GNU Lesser General Public License as published by the Free Software
+# Foundation; either version 3.0 of the License, or (at your option) any later
+# version.
+#
+# BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License along
+# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
+
+module Deleteable
+  extend ActiveSupport::Concern
+
+  included do
+    # By default don't include deleted
+    default_scope { where(deleted: false) }
+    scope :include_deleted, -> { unscope(where: :deleted) }
+    scope :deleted, -> { include_deleted.where(deleted: true) }
+  end
+
+  def destroy
+    run_callbacks :destroy
+    update_attribute(:deleted, true)
+  end
+
+  def delete
+    destroy
+  end
+
+  def undelete
+    assign_attributes(deleted: false)
+  end
+
+  def undelete!
+    update_attribute(:deleted, false)
+  end
+end

app/models/room.rb

@@ -19,6 +19,8 @@
 require 'bbb_api'
 
 class Room < ApplicationRecord
+  include Deleteable
+
   before_create :setup
 
   validates :name, presence: true

app/models/user.rb

@@ -19,6 +19,8 @@
 require 'bbb_api'
 
 class User < ApplicationRecord
+  include Deleteable
+
   attr_accessor :reset_token
   after_create :setup_user
 

app/views/users/edit.html.erb

@@ -18,6 +18,15 @@
   <div class="row">
     <div class="col-lg-3 mb-4">
       <%= render "users/components/menu_buttons" %>
+
+      <% if @user.errors.any? %>
+        <h5 class="mt-8"><%= t("errors.title") %>:</h5>
+        <ul>
+        <% @user.errors.full_messages.each do |err| %>
+          <li class="text-danger"><%= err %>.</li>
+        <% end %>
+        </ul>
+      <% end %>
     </div>
     <div class="col-lg-9">
       <%= render "users/components/setting_view", setting_id: "account", setting_title: t("settings.account.subtitle") %>