class Member < ActiveRecord::Base include Sortable include Importable include Expirable include Gitlab::Access attr_accessor :raw_invite_token belongs_to :created_by, class_name: "User" belongs_to :user belongs_to :source, polymorphic: true # rubocop:disable Cop/PolymorphicAssociations delegate :name, :username, :email, to: :user, prefix: true validates :user, presence: true, unless: :invite? validates :source, presence: true validates :user_id, uniqueness: { scope: [:source_type, :source_id], message: "already exists in source", allow_nil: true } validates :access_level, inclusion: { in: Gitlab::Access.all_values }, presence: true validates :invite_email, presence: { if: :invite? }, email: { allow_nil: true }, uniqueness: { scope: [:source_type, :source_id], allow_nil: true } # This scope encapsulates (most of) the conditions a row in the member table # must satisfy if it is a valid permission. Of particular note: # # * Access requests must be excluded # * Blocked users must be excluded # * Invitations take effect immediately # * expires_at is not implemented. A background worker purges expired rows scope :active, -> do is_external_invite = arel_table[:user_id].eq(nil).and(arel_table[:invite_token].not_eq(nil)) user_is_active = User.arel_table[:state].eq(:active) includes(:user).references(:users) .where(is_external_invite.or(user_is_active)) .where(requested_at: nil) end scope :invite, -> { where.not(invite_token: nil) } scope :non_invite, -> { where(invite_token: nil) } scope :request, -> { where.not(requested_at: nil) } scope :non_request, -> { where(requested_at: nil) } scope :has_access, -> { active.where('access_level > 0') } scope :guests, -> { active.where(access_level: GUEST) } scope :reporters, -> { active.where(access_level: REPORTER) } scope :developers, -> { active.where(access_level: DEVELOPER) } scope :masters, -> { active.where(access_level: MASTER) } scope :owners, -> { active.where(access_level: OWNER) } scope :owners_and_masters, -> { active.where(access_level: [OWNER, MASTER]) } scope :order_name_asc, -> { left_join_users.reorder(Gitlab::Database.nulls_last_order('users.name', 'ASC')) } scope :order_name_desc, -> { left_join_users.reorder(Gitlab::Database.nulls_last_order('users.name', 'DESC')) } scope :order_recent_sign_in, -> { left_join_users.reorder(Gitlab::Database.nulls_last_order('users.last_sign_in_at', 'DESC')) } scope :order_oldest_sign_in, -> { left_join_users.reorder(Gitlab::Database.nulls_last_order('users.last_sign_in_at', 'ASC')) } before_validation :generate_invite_token, on: :create, if: -> (member) { member.invite_email.present? } after_create :send_invite, if: :invite?, unless: :importing? after_create :send_request, if: :request?, unless: :importing? after_create :create_notification_setting, unless: [:pending?, :importing?] after_create :post_create_hook, unless: [:pending?, :importing?] after_update :post_update_hook, unless: [:pending?, :importing?] after_destroy :post_destroy_hook, unless: :pending? after_commit :refresh_member_authorized_projects default_value_for :notification_level, NotificationSetting.levels[:global] class << self def search(query) joins(:user).merge(User.search(query)) end def sort(method) case method.to_s when 'access_level_asc' then reorder(access_level: :asc) when 'access_level_desc' then reorder(access_level: :desc) when 'recent_sign_in' then order_recent_sign_in when 'oldest_sign_in' then order_oldest_sign_in when 'last_joined' then order_created_desc when 'oldest_joined' then order_created_asc else order_by(method) end end def left_join_users users = User.arel_table members = Member.arel_table member_users = members.join(users, Arel::Nodes::OuterJoin). on(members[:user_id].eq(users[:id])). join_sources joins(member_users) end def access_for_user_ids(user_ids) where(user_id: user_ids).has_access.pluck(:user_id, :access_level).to_h end def find_by_invite_token(invite_token) invite_token = Devise.token_generator.digest(self, :invite_token, invite_token) find_by(invite_token: invite_token) end def add_user(source, user, access_level, current_user: nil, expires_at: nil) user = retrieve_user(user) access_level = retrieve_access_level(access_level) # `user` can be either a User object or an email to be invited member = if user.is_a?(User) source.members.find_by(user_id: user.id) || source.requesters.find_by(user_id: user.id) || source.members.build(user_id: user.id) else source.members.build(invite_email: user) end return member unless can_update_member?(current_user, member) member.attributes = { created_by: member.created_by || current_user, access_level: access_level, expires_at: expires_at } if member.request? ::Members::ApproveAccessRequestService.new( source, current_user, id: member.id, access_level: access_level ).execute else member.save end member end def add_users(source, users, access_level, current_user: nil, expires_at: nil) return [] unless users.present? # Collect all user ids into separate array # so we can use single sql query to get user objects user_ids = users.select { |user| user =~ /\A\d+\Z/ } users = users - user_ids + User.where(id: user_ids) self.transaction do users.map do |user| add_user( source, user, access_level, current_user: current_user, expires_at: expires_at ) end end end def access_levels Gitlab::Access.sym_options end private # This method is used to find users that have been entered into the "Add members" field. # These can be the User objects directly, their IDs, their emails, or new emails to be invited. def retrieve_user(user) return user if user.is_a?(User) User.find_by(id: user) || User.find_by(email: user) || user end def retrieve_access_level(access_level) access_levels.fetch(access_level) { access_level.to_i } end def can_update_member?(current_user, member) # There is no current user for bulk actions, in which case anything is allowed !current_user || current_user.can?(:"update_#{member.type.underscore}", member) end end def real_source_type source_type end def access_field access_level end def invite? self.invite_token.present? end def request? requested_at.present? end def pending? invite? || request? end def accept_request return false unless request? updated = self.update(requested_at: nil) after_accept_request if updated updated end def accept_invite!(new_user) return false unless invite? self.invite_token = nil self.invite_accepted_at = Time.now.utc self.user = new_user saved = self.save after_accept_invite if saved saved end def decline_invite! return false unless invite? destroyed = self.destroy after_decline_invite if destroyed destroyed end def generate_invite_token raw, enc = Devise.token_generator.generate(self.class, :invite_token) @raw_invite_token = raw self.invite_token = enc end def generate_invite_token! generate_invite_token && save(validate: false) end def resend_invite return unless invite? generate_invite_token! unless @raw_invite_token send_invite end def create_notification_setting user.notification_settings.find_or_create_for(source) end def notification_setting @notification_setting ||= user.notification_settings_for(source) end private def send_invite # override in subclass end def send_request notification_service.new_access_request(self) end def post_create_hook system_hook_service.execute_hooks_for(self, :create) end def post_update_hook # override in sub class end def post_destroy_hook system_hook_service.execute_hooks_for(self, :destroy) end # Refreshes authorizations of the current member. # # This method schedules a job using Sidekiq and as such **must not** be called # in a transaction. Doing so can lead to the job running before the # transaction has been committed, resulting in the job either throwing an # error or not doing any meaningful work. def refresh_member_authorized_projects # If user/source is being destroyed, project access are going to be # destroyed eventually because of DB foreign keys, so we shouldn't bother # with refreshing after each member is destroyed through association return if destroyed_by_association.present? UserProjectAccessChangedService.new(user_id).execute end def after_accept_invite post_create_hook end def after_decline_invite # override in subclass end def after_accept_request post_create_hook end def system_hook_service SystemHooksService.new end def notification_service NotificationService.new end end