InviteRedeemer = Struct.new(:invite, :username, :name, :password, :user_custom_fields) do def redeem Invite.transaction do if invite_was_redeemed? process_invitation return invited_user end end nil end # extracted from User cause it is very specific to invites def self.create_user_from_invite(invite, username, name, password = nil, user_custom_fields = nil) if username && UsernameValidator.new(username).valid_format? && User.username_available?(username) available_username = username else available_username = UserNameSuggester.suggest(invite.email) end available_name = name || available_username user_params = { email: invite.email, username: available_username, name: available_name, active: false, trust_level: SiteSetting.default_invitee_trust_level } user = User.unstage(user_params) user = User.new(user_params) if user.nil? if !SiteSetting.must_approve_users? || (SiteSetting.must_approve_users? && invite.invited_by.staff?) ReviewableUser.set_approved_fields!(user, invite.invited_by) end user_fields = UserField.all if user_custom_fields.present? && user_fields.present? field_params = user_custom_fields || {} fields = user.custom_fields user_fields.each do |f| field_val = field_params[f.id.to_s] fields["#{User::USER_FIELD_PREFIX}#{f.id}"] = field_val[0...UserField.max_length] unless field_val.blank? end user.custom_fields = fields end user.moderator = true if invite.moderator? && invite.invited_by.staff? if password user.password = password user.password_required! end user.save! if invite.via_email user.email_tokens.create!(email: user.email) user.activate end User.find(user.id) end private def invited_user @invited_user ||= get_invited_user end def process_invitation approve_account_if_needed add_to_private_topics_if_invited add_user_to_groups send_welcome_message notify_invitee delete_duplicate_invites end def invite_was_redeemed? # Return true if a row was updated mark_invite_redeemed == 1 end def mark_invite_redeemed Invite.where('id = ? AND redeemed_at IS NULL AND created_at >= ?', invite.id, SiteSetting.invite_expiry_days.days.ago) .update_all('redeemed_at = CURRENT_TIMESTAMP') end def get_invited_user result = get_existing_user result ||= InviteRedeemer.create_user_from_invite(invite, username, name, password, user_custom_fields) result.send_welcome_message = false result end def get_existing_user User.where(admin: false, staged: false).find_by_email(invite.email) end def add_to_private_topics_if_invited topic_ids = Topic.where(archetype: Archetype::private_message).includes(:invites).where(invites: { email: invite.email }).pluck(:id) topic_ids.each do |id| TopicAllowedUser.create(user_id: invited_user.id, topic_id: id) unless TopicAllowedUser.exists?(user_id: invited_user.id, topic_id: id) end end def add_user_to_groups new_group_ids = invite.groups.pluck(:id) - invited_user.group_users.pluck(:group_id) new_group_ids.each do |id| invited_user.group_users.create(group_id: id) end end def send_welcome_message if Invite.where('email = ?', invite.email).update_all(['user_id = ?', invited_user.id]) == 1 invited_user.send_welcome_message = true end end def approve_account_if_needed if invited_user.present? && reviewable_user = ReviewableUser.find_by(target: invited_user) reviewable_user.perform( invite.invited_by, :approve, send_email: false, approved_by_invite: true ) end end def notify_invitee if inviter = invite.invited_by inviter.notifications.create(notification_type: Notification.types[:invitee_accepted], data: { display_username: invited_user.username }.to_json) end end def delete_duplicate_invites Invite.where('invites.email = ? AND redeemed_at IS NULL AND invites.id != ?', invite.email, invite.id).delete_all end end