class Invite < ActiveRecord::Base include Trashable belongs_to :user belongs_to :topic belongs_to :invited_by, class_name: 'User' has_many :invited_groups has_many :groups, through: :invited_groups has_many :topic_invites has_many :topics, through: :topic_invites, source: :topic validates_presence_of :invited_by_id before_create do self.invite_key ||= SecureRandom.hex end before_validation do self.email = Email.downcase(email) unless email.nil? end validate :user_doesnt_already_exist attr_accessor :email_already_exists def user_doesnt_already_exist @email_already_exists = false return if email.blank? u = User.find_by("email = ?", Email.downcase(email)) if u && u.id != self.user_id @email_already_exists = true errors.add(:email) end end def redeemed? redeemed_at.present? end def expired? created_at < SiteSetting.invite_expiry_days.days.ago end # link_valid? indicates whether the invite link can be used to log in to the site def link_valid? invalidated_at.nil? end def redeem InviteRedeemer.new(self).redeem unless expired? || destroyed? || !link_valid? end # Create an invite for a user, supplying an optional topic # # Return the previously existing invite if already exists. Returns nil if the invite can't be created. def self.invite_by_email(email, invited_by, topic=nil, group_ids=nil) lower_email = Email.downcase(email) user = User.find_by(email: lower_email) if user topic.grant_permission_to_user(lower_email) if topic && topic.private_message? return nil end invite = Invite.with_deleted .where(email: lower_email, invited_by_id: invited_by.id) .order('created_at DESC') .first if invite && (invite.expired? || invite.deleted_at) invite.destroy invite = nil end if !invite invite = Invite.create!(invited_by: invited_by, email: lower_email) end if topic && !invite.topic_invites.pluck(:topic_id).include?(topic.id) invite.topic_invites.create!(invite_id: invite.id, topic_id: topic.id) # to correct association topic.reload end if group_ids.present? group_ids = group_ids - invite.invited_groups.pluck(:group_id) group_ids.each do |group_id| invite.invited_groups.create!(group_id: group_id) end end Jobs.enqueue(:invite_email, invite_id: invite.id) invite.reload invite end # generate invite tokens without email def self.generate_disposable_tokens(invited_by, quantity=nil, group_names=nil) invite_tokens = [] quantity ||= 1 group_ids = get_group_ids(group_names) quantity.to_i.times do invite = Invite.create!(invited_by: invited_by) group_ids = group_ids - invite.invited_groups.pluck(:group_id) group_ids.each do |group_id| invite.invited_groups.create!(group_id: group_id) end invite_tokens.push(invite.invite_key) end invite_tokens end def self.get_group_ids(group_names) group_ids = [] if group_names group_names = group_names.split(',') group_names.each { |group_name| group_detail = Group.find_by_name(group_name) group_ids.push(group_detail.id) if group_detail } end group_ids end def self.find_all_invites_from(inviter) Invite.where(invited_by_id: inviter.id) .includes(:user => :user_stat) .order('CASE WHEN invites.user_id IS NOT NULL THEN 0 ELSE 1 END', 'user_stats.time_read DESC', 'invites.redeemed_at DESC') .limit(SiteSetting.invites_shown) .references('user_stats') end def self.find_redeemed_invites_from(inviter) find_all_invites_from(inviter).where('invites.user_id IS NOT NULL') end def self.filter_by(email_or_username) if email_or_username where( '(LOWER(invites.email) LIKE :filter) or (LOWER(users.username) LIKE :filter)', filter: "%#{email_or_username.downcase}%" ) else all end end def self.invalidate_for_email(email) i = Invite.find_by(email: Email.downcase(email)) if i i.invalidated_at = Time.zone.now i.save end i end def self.redeem_from_email(email) invite = Invite.find_by(email: Email.downcase(email)) if invite InviteRedeemer.new(invite).redeem end invite end def self.redeem_from_token(token, email, username=nil, name=nil, topic_id=nil) invite = Invite.find_by(invite_key: token) if invite invite.update_column(:email, email) invite.topic_invites.create!(invite_id: invite.id, topic_id: topic_id) if topic_id && Topic.find_by_id(topic_id) && !invite.topic_invites.pluck(:topic_id).include?(topic_id) user = InviteRedeemer.new(invite, username, name).redeem end user end def self.base_directory File.join(Rails.root, "public", "csv", RailsMultisite::ConnectionManagement.current_db) end def self.chunk_path(identifier, filename, chunk_number) File.join(Invite.base_directory, "tmp", identifier, "#{filename}.part#{chunk_number}") end end # == Schema Information # # Table name: invites # # id :integer not null, primary key # invite_key :string(32) not null # email :string(255) # invited_by_id :integer not null # user_id :integer # redeemed_at :datetime # created_at :datetime # updated_at :datetime # deleted_at :datetime # deleted_by_id :integer # invalidated_at :datetime # # Indexes # # index_invites_on_email_and_invited_by_id (email,invited_by_id) # index_invites_on_invite_key (invite_key) UNIQUE #