# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/.
#
# Copyright (c) 2022 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.
#
# Greenlight 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 Greenlight; if not, see <http://www.gnu.org/licenses/>.

# frozen_string_literal: true

class SiteSetting < ApplicationRecord
  REGISTRATION_METHODS = {
    open: 'open',
    invite: 'invite',
    approval: 'approval'
  }.freeze

  belongs_to :setting

  has_one_attached :image

  validates :provider, presence: true
  validates :image,
            content_type: Rails.configuration.uploads[:images][:formats],
            size: { less_than: Rails.configuration.uploads[:images][:max_size] }

  before_save :scan_image_for_virus

  private

  def scan_image_for_virus
    return if !virus_scan? || !attachment_changes['image']

    path = attachment_changes['image']&.attachable&.tempfile&.path

    return true if Clamby.safe?(path)

    errors.add(:image, 'MalwareDetected')
    throw :abort
  end
end
