discourse/app/models/invite_redeemer.rb

241 lines
7.2 KiB
Ruby

# frozen_string_literal: true
class InviteRedeemer
attr_reader :invite,
:email,
:username,
:name,
:password,
:user_custom_fields,
:ip_address,
:session,
:email_token,
:redeeming_user
def initialize(
invite: nil,
email: nil,
username: nil,
name: nil,
password: nil,
user_custom_fields: nil,
ip_address: nil,
session: nil,
email_token: nil,
redeeming_user: nil)
@invite = invite
@email = email
@username = username
@name = name
@password = password
@user_custom_fields = user_custom_fields
@ip_address = ip_address
@session = session
@email_token = email_token
@redeeming_user = redeeming_user
end
def redeem
Invite.transaction do
if can_redeem_invite? && mark_invite_redeemed
process_invitation
invited_user
end
end
end
# extracted from User cause it is very specific to invites
def self.create_user_from_invite(email:, invite:, username: nil, name: nil, password: nil, user_custom_fields: nil, ip_address: nil, session: nil, email_token: nil)
if username && UsernameValidator.new(username).valid_format? && User.username_available?(username, email)
available_username = username
else
available_username = UserNameSuggester.suggest(email)
end
user = User.where(staged: true).with_email(email.strip.downcase).first
user.unstage! if user
user ||= User.new
user.attributes = {
email: email,
username: available_username,
name: name || available_username,
active: false,
trust_level: SiteSetting.default_invitee_trust_level,
ip_address: ip_address,
registration_ip_address: ip_address
}
if (!SiteSetting.must_approve_users && SiteSetting.invite_only) ||
(SiteSetting.must_approve_users? && EmailValidator.can_auto_approve_user?(user.email))
ReviewableUser.set_approved_fields!(user, Discourse.system_user)
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
authenticator = UserAuthenticator.new(user, session, require_password: false)
if !authenticator.has_authenticator? && !SiteSetting.enable_local_logins
raise ActiveRecord::RecordNotSaved.new(I18n.t("login.incorrect_username_email_or_password"))
end
authenticator.start
if authenticator.email_valid? && !authenticator.authenticated?
raise ActiveRecord::RecordNotSaved.new(I18n.t("login.incorrect_username_email_or_password"))
end
user.save!
authenticator.finish
if invite.emailed_status != Invite.emailed_status_types[:not_required] && email == invite.email && invite.email_token.present? && email_token == invite.email_token
user.activate
end
User.find(user.id)
end
private
def can_redeem_invite?
return false if !invite.redeemable?
# Invite has already been redeemed by anyone.
if !invite.is_invite_link? && InvitedUser.exists?(invite_id: invite.id)
return false
end
# Email will not be present if we are claiming an invite link, which
# does not have an email or domain scope on the invitation.
if email.present? || redeeming_user.present?
email_to_check = redeeming_user&.email || email
if invite.email.present? && !invite.email_matches?(email_to_check)
raise ActiveRecord::RecordNotSaved.new(I18n.t('invite.not_matching_email'))
end
if invite.domain.present? && !invite.domain_matches?(email_to_check)
raise ActiveRecord::RecordNotSaved.new(I18n.t('invite.domain_not_allowed'))
end
end
# Anon user is trying to redeem an invitation, if an existing user already
# redeemed it then we cannot redeem now.
redeeming_user ||= User.where(admin: false, staged: false).find_by_email(email)
if redeeming_user.present? && InvitedUser.exists?(user_id: redeeming_user.id, invite_id: invite.id)
return false
end
true
end
def invited_user
return @invited_user if defined?(@invited_user)
# The redeeming user is an already logged in user or a user who is
# activating their account who is redeeming the invite,
# which is valid for existing users to be invited to topics or groups.
if redeeming_user.present?
@invited_user = redeeming_user
return @invited_user
end
# If there was no logged in user then we must attempt to create
# one based on the provided params.
invited_user ||= InviteRedeemer.create_user_from_invite(
email: email,
invite: invite,
username: username,
name: name,
password: password,
user_custom_fields: user_custom_fields,
ip_address: ip_address,
session: session,
email_token: email_token
)
invited_user.send_welcome_message = false
@invited_user = invited_user
@invited_user
end
def process_invitation
add_to_private_topics_if_invited
add_user_to_groups
send_welcome_message
notify_invitee
end
def mark_invite_redeemed
@invited_user_record = InvitedUser.create!(invite_id: invite.id, redeemed_at: Time.zone.now)
if @invited_user_record.present?
Invite.increment_counter(:redemption_count, invite.id)
delete_duplicate_invites
end
@invited_user_record.present?
end
def add_to_private_topics_if_invited
topic_ids = Topic.where(archetype: Archetype::private_message).includes(:invites).where(invites: { email: 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
guardian = Guardian.new(invite.invited_by)
new_group_ids = invite.groups.pluck(:id) - invited_user.group_users.pluck(:group_id)
new_group_ids.each do |id|
group = Group.find_by(id: id)
if guardian.can_edit_group?(group)
invited_user.group_users.create!(group_id: group.id)
GroupActionLogger.new(invite.invited_by, group).log_add_user_to_group(invited_user)
DiscourseEvent.trigger(:user_added_to_group, invited_user, group, automatic: false)
end
end
end
def send_welcome_message
@invited_user_record.update!(user_id: invited_user.id)
invited_user.send_welcome_message = true
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.max_redemptions_allowed = 1')
.joins("LEFT JOIN invited_users ON invites.id = invited_users.invite_id")
.where('invited_users.user_id IS NULL')
.where('invites.email = ? AND invites.id != ?', email, invite.id)
.delete_all
end
end