GRN2-128: Added the ability to manage rooms (#848)

* Added the ability to manage rooms

* Small fixes

* Fixed travis complaints

* Fixed issues with role permissions

* Fixed issue with delete room

* Fixed rubocop and added testcases

app/models/ability.rb

@@ -27,7 +27,7 @@ class Ability
     else
       highest_role = user.highest_priority_role
       if highest_role.get_permission("can_edit_site_settings")
-        can [:index, :site_settings, :server_recordings, :update_settings, :coloring, :registration_method], :admin
+        can [:index, :site_settings, :update_settings, :coloring, :registration_method], :admin
       end
 
       if highest_role.get_permission("can_edit_roles")
@@ -39,8 +39,12 @@ class Ability
              :approve, :invite, :reset, :undelete], :admin
       end
 
+      if highest_role.get_permission("can_manage_rooms_recordings")
+        can [:index, :server_recordings, :server_rooms], :admin
+      end
+
       if !highest_role.get_permission("can_edit_site_settings") && !highest_role.get_permission("can_edit_roles") &&
-         !highest_role.get_permission("can_manage_users")
+         !highest_role.get_permission("can_manage_users") && !highest_role.get_permission("can_manage_rooms_recordings")
         cannot :manage, AdminsController
       end
     end

app/models/role.rb

@@ -68,6 +68,7 @@ class Role < ApplicationRecord
     update_permission("can_edit_site_settings", permissions[:can_edit_site_settings].to_s)
     update_permission("can_edit_roles", permissions[:can_edit_roles].to_s)
     update_permission("can_manage_users", permissions[:can_manage_users].to_s)
+    update_permission("can_manage_rooms_recordings", permissions[:can_manage_rooms_recordings].to_s)
   end
 
   # Updates the value of the permission and enables it

app/models/room.rb

@@ -27,6 +27,34 @@ class Room < ApplicationRecord
 
   belongs_to :owner, class_name: 'User', foreign_key: :user_id
 
+  def self.admins_search(string)
+    active_database = Rails.configuration.database_configuration[Rails.env]["adapter"]
+    # Postgres requires created_at to be cast to a string
+    created_at_query = if active_database == "postgresql"
+      "created_at::text"
+    else
+      "created_at"
+    end
+
+    search_query = "rooms.name LIKE :search OR rooms.uid LIKE :search OR users.email LIKE :search" \
+    " OR users.#{created_at_query} LIKE :search"
+
+    search_param = "%#{string}%"
+
+    joins(:owner).where(search_query, search: search_param)
+  end
+
+  def self.admins_order(column, direction)
+    # Include the owner of the table
+    table = joins(:owner)
+
+    if table.column_names.include?(column) || column == "users.name"
+      return table.order(Arel.sql("#{column} #{direction}"))
+    end
+
+    table
+  end
+
   # Determines if a user owns a room.
   def owned_by?(user)
     return false if user.nil?