# Copyright (C) 2012-2024 Zammad Foundation, https://zammad-foundation.org/ class Signature < ApplicationModel include HasDefaultModelUserRelations include ChecksHtmlSanitized include HasCollectionUpdate has_many :groups, after_add: :cache_update, after_remove: :cache_update validates :name, presence: true validates :note, length: { maximum: 250 } sanitized_html :body, :note collection_push_permission('ticket.agent') end