module Spammable extend ActiveSupport::Concern module ClassMethods def attr_spammable(attr, options = {}) spammable_attrs << [attr.to_s, options] end end included do has_one :user_agent_detail, as: :subject, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent attr_accessor :spam attr_accessor :spam_log after_validation :check_for_spam, on: [:create, :update] cattr_accessor :spammable_attrs, instance_accessor: false do [] end delegate :ip_address, :user_agent, to: :user_agent_detail, allow_nil: true end def submittable_as_spam_by?(current_user) current_user && current_user.admin? && submittable_as_spam? end def submittable_as_spam? if user_agent_detail user_agent_detail.submittable? && current_application_settings.akismet_enabled else false end end def spam? @spam end def check_for_spam error_msg = if Gitlab::Recaptcha.enabled? "Your #{spammable_entity_type} has been recognized as spam. "\ "Please, change the content or solve the reCAPTCHA to proceed." else "Your #{spammable_entity_type} has been recognized as spam and has been discarded." end self.errors.add(:base, error_msg) if spam? end def spammable_entity_type self.class.name.underscore end def spam_title attr = self.class.spammable_attrs.find do |_, options| options.fetch(:spam_title, false) end public_send(attr.first) if attr && respond_to?(attr.first.to_sym) # rubocop:disable GitlabSecurity/PublicSend end def spam_description attr = self.class.spammable_attrs.find do |_, options| options.fetch(:spam_description, false) end public_send(attr.first) if attr && respond_to?(attr.first.to_sym) # rubocop:disable GitlabSecurity/PublicSend end def spammable_text result = self.class.spammable_attrs.map do |attr| public_send(attr.first) # rubocop:disable GitlabSecurity/PublicSend end result.reject(&:blank?).join("\n") end # Override in Spammable if further checks are necessary def check_for_spam? true end end