jfederico / greenlight

# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/.

#

# Copyright (c) 2018 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.

#

# BigBlueButton 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 BigBlueButton; if not, see <http://www.gnu.org/licenses/>.

module Emailer

  extend ActiveSupport::Concern

  # Sends account activation email.

  def send_activation_email(user)

    return unless Rails.configuration.enable_email_verification

    @user = user

    UserMailer.verify_email(@user, user_verification_link, logo_image, user_color).deliver

  end

  # Sends password reset email.

  def send_password_reset_email(user)

    return unless Rails.configuration.enable_email_verification

    @user = user

    UserMailer.password_reset(@user, reset_link, logo_image, user_color).deliver_now

  end

  def send_user_promoted_email(user)

    return unless Rails.configuration.enable_email_verification

    UserMailer.user_promoted(user, root_url, logo_image, user_color).deliver_now

  end

  def send_user_demoted_email(user)

    return unless Rails.configuration.enable_email_verification

    UserMailer.user_demoted(user, root_url, logo_image, user_color).deliver_now

  end

  # Sends inivitation to join

  def send_invitation_email(name, email, token)

    return unless Rails.configuration.enable_email_verification

    @token = token

    UserMailer.invite_email(name, email, invitation_link, logo_image, user_color).deliver_now

  end

  def send_user_approved_email(user)

    return unless Rails.configuration.enable_email_verification

    UserMailer.approve_user(user, root_url, logo_image, user_color).deliver_now

  end

  def send_invite_user_signup_email(user)

    return unless Rails.configuration.enable_email_verification

    UserMailer.invite_user_signup(user, admins_url, logo_image, user_color, admin_emails).deliver_now

  end

  private

  # Returns the link the user needs to click to verify their account

  def user_verification_link

    edit_account_activation_url(token: @user.activation_token, email: @user.email)

  end

  def admin_emails

    admins = User.with_role(:admin)

    if Rails.configuration.loadbalanced_configuration

      admins = admins.without_role(:super_admin)

                     .where(provider: user_settings_provider)

    end

    admins.collect(&:email).join(",")

  end

  def reset_link

    edit_password_reset_url(@user.reset_token, email: @user.email)

  end

  def invitation_link

    if allow_greenlight_users?

      signup_url(invite_token: @token)

    else

      root_url(invite_token: @token)

    end

  end

end