Fixed issue #1699 - No user preference for out-of-office available.

db/migrate/20171207000001_permission_user_preferences_out_of_office.rb

@@ -0,0 +1,18 @@
+
+class PermissionUserPreferencesOutOfOffice < ActiveRecord::Migration[5.1]
+  def up
+
+    # return if it's a new setup
+    return if !Setting.find_by(name: 'system_init_done')
+
+    Permission.create_if_not_exists(
+      name: 'user_preferences.out_of_office',
+      note: 'Change %s',
+      preferences: {
+        translations: ['Out of Office'],
+        required: ['ticket.agent'],
+      },
+    )
+  end
+
+end

db/seeds/permissions.rb

@@ -283,6 +283,14 @@ Permission.create_if_not_exists(
     required: ['ticket.agent'],
   },
 )
+Permission.create_if_not_exists(
+  name: 'user_preferences.out_of_office',
+  note: 'Change %s',
+  preferences: {
+    translations: ['Out of Office'],
+    required: ['ticket.agent'],
+  },
+)
 
 Permission.create_if_not_exists(
   name: 'report',