+ def user_info(%User{} = user) do
+ note_count_query = from a in Object,
+ where: fragment("? @> ?", a.data, ^%{actor: user.ap_id, type: "Note"}),
+ select: count(a.id)
+
+ follower_count_query = from u in User,
+ where: fragment("? @> ?", u.following, ^User.ap_followers(user)),
+ select: count(u.id)
+
+ %{
+ following_count: length(user.following),
+ note_count: Repo.one(note_count_query),
+ follower_count: Repo.one(follower_count_query)
+ }
+ end
+
+ def register_changeset(struct, params \\ %{}) do
+ changeset = struct
+ |> cast(params, [:bio, :email, :name, :nickname, :password, :password_confirmation])
+ |> validate_required([:bio, :email, :name, :nickname, :password, :password_confirmation])
+ |> validate_confirmation(:password)
+ |> unique_constraint(:email)
+ |> unique_constraint(:nickname)
+ |> validate_format(:nickname, ~r/^[a-zA-Z\d]+$/)
+
+ if changeset.valid? do
+ hashed = Pbkdf2.hashpwsalt(changeset.changes[:password])
+ ap_id = User.ap_id(%User{nickname: changeset.changes[:nickname]})
+ followers = User.ap_followers(%User{nickname: changeset.changes[:nickname]})
+ changeset
+ |> put_change(:password_hash, hashed)
+ |> put_change(:ap_id, ap_id)
+ |> put_change(:following, [followers])
+ else
+ changeset
+ end
+ end
+