akkoma/lib/pleroma/user.ex

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# Pleroma: A lightweight social networking server
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# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.User do
use Ecto.Schema
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import Ecto.Changeset
import Ecto.Query
alias Comeonin.Pbkdf2
alias Pleroma.Activity
alias Pleroma.Keys
alias Pleroma.Notification
alias Pleroma.Object
alias Pleroma.Registration
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alias Pleroma.Repo
alias Pleroma.User
alias Pleroma.Web
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.ActivityPub.Utils
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alias Pleroma.Web.CommonAPI.Utils, as: CommonUtils
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alias Pleroma.Web.OAuth
alias Pleroma.Web.OStatus
alias Pleroma.Web.RelMe
alias Pleroma.Web.Websub
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require Logger
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@type t :: %__MODULE__{}
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@primary_key {:id, Pleroma.FlakeId, autogenerate: true}
# credo:disable-for-next-line Credo.Check.Readability.MaxLineLength
@email_regex ~r/^[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/
@strict_local_nickname_regex ~r/^[a-zA-Z\d]+$/
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@extended_local_nickname_regex ~r/^[a-zA-Z\d_-]+$/
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schema "users" do
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field(:bio, :string)
field(:email, :string)
field(:name, :string)
field(:nickname, :string)
field(:password_hash, :string)
field(:password, :string, virtual: true)
field(:password_confirmation, :string, virtual: true)
field(:following, {:array, :string}, default: [])
field(:ap_id, :string)
field(:avatar, :map)
field(:local, :boolean, default: true)
field(:follower_address, :string)
field(:search_rank, :float, virtual: true)
field(:search_type, :integer, virtual: true)
field(:tags, {:array, :string}, default: [])
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field(:last_refreshed_at, :naive_datetime_usec)
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field(:last_digest_emailed_at, :naive_datetime)
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has_many(:notifications, Notification)
has_many(:registrations, Registration)
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embeds_one(:info, User.Info)
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timestamps()
end
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def auth_active?(%User{info: %User.Info{confirmation_pending: true}}),
do: !Pleroma.Config.get([:instance, :account_activation_required])
def auth_active?(%User{}), do: true
def visible_for?(user, for_user \\ nil)
def visible_for?(%User{id: user_id}, %User{id: for_id}) when user_id == for_id, do: true
def visible_for?(%User{} = user, for_user) do
auth_active?(user) || superuser?(for_user)
end
def visible_for?(_, _), do: false
def superuser?(%User{local: true, info: %User.Info{is_admin: true}}), do: true
def superuser?(%User{local: true, info: %User.Info{is_moderator: true}}), do: true
def superuser?(_), do: false
def avatar_url(user, options \\ []) do
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case user.avatar do
%{"url" => [%{"href" => href} | _]} -> href
_ -> !options[:no_default] && "#{Web.base_url()}/images/avi.png"
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end
end
def banner_url(user, options \\ []) do
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case user.info.banner do
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%{"url" => [%{"href" => href} | _]} -> href
_ -> !options[:no_default] && "#{Web.base_url()}/images/banner.png"
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end
end
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def profile_url(%User{info: %{source_data: %{"url" => url}}}), do: url
def profile_url(%User{ap_id: ap_id}), do: ap_id
def profile_url(_), do: nil
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def ap_id(%User{nickname: nickname}) do
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"#{Web.base_url()}/users/#{nickname}"
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end
def ap_followers(%User{follower_address: fa}) when is_binary(fa), do: fa
def ap_followers(%User{} = user), do: "#{ap_id(user)}/followers"
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def user_info(%User{} = user) do
%{
following_count: following_count(user),
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note_count: user.info.note_count,
follower_count: user.info.follower_count,
locked: user.info.locked,
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confirmation_pending: user.info.confirmation_pending,
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default_scope: user.info.default_scope
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}
end
def restrict_deactivated(query) do
from(u in query,
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where: not fragment("? \\? 'deactivated' AND ?->'deactivated' @> 'true'", u.info, u.info)
)
end
def following_count(%User{following: []}), do: 0
def following_count(%User{} = user) do
user
|> get_friends_query()
|> Repo.aggregate(:count, :id)
end
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def remote_user_creation(params) do
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params =
params
|> Map.put(:info, params[:info] || %{})
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info_cng = User.Info.remote_user_creation(%User.Info{}, params[:info])
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changes =
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%User{}
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|> cast(params, [:bio, :name, :ap_id, :nickname, :avatar])
|> validate_required([:name, :ap_id])
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|> unique_constraint(:nickname)
|> validate_format(:nickname, @email_regex)
|> validate_length(:bio, max: 5000)
|> validate_length(:name, max: 100)
|> put_change(:local, false)
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|> put_embed(:info, info_cng)
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if changes.valid? do
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case info_cng.changes[:source_data] do
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%{"followers" => followers} ->
changes
|> put_change(:follower_address, followers)
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_ ->
followers = User.ap_followers(%User{nickname: changes.changes[:nickname]})
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changes
|> put_change(:follower_address, followers)
end
else
changes
end
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end
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def update_changeset(struct, params \\ %{}) do
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struct
|> cast(params, [:bio, :name, :avatar, :following])
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|> unique_constraint(:nickname)
|> validate_format(:nickname, local_nickname_regex())
|> validate_length(:bio, max: 5000)
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|> validate_length(:name, min: 1, max: 100)
end
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def upgrade_changeset(struct, params \\ %{}) do
params =
params
|> Map.put(:last_refreshed_at, NaiveDateTime.utc_now())
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info_cng =
struct.info
|> User.Info.user_upgrade(params[:info])
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struct
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|> cast(params, [:bio, :name, :follower_address, :avatar, :last_refreshed_at])
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|> unique_constraint(:nickname)
|> validate_format(:nickname, local_nickname_regex())
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|> validate_length(:bio, max: 5000)
|> validate_length(:name, max: 100)
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|> put_embed(:info, info_cng)
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end
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def password_update_changeset(struct, params) do
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changeset =
struct
|> cast(params, [:password, :password_confirmation])
|> validate_required([:password, :password_confirmation])
|> validate_confirmation(:password)
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OAuth.Token.delete_user_tokens(struct)
OAuth.Authorization.delete_user_authorizations(struct)
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if changeset.valid? do
hashed = Pbkdf2.hashpwsalt(changeset.changes[:password])
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changeset
|> put_change(:password_hash, hashed)
else
changeset
end
end
def reset_password(user, data) do
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update_and_set_cache(password_update_changeset(user, data))
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end
def register_changeset(struct, params \\ %{}, opts \\ []) do
need_confirmation? =
if is_nil(opts[:need_confirmation]) do
Pleroma.Config.get([:instance, :account_activation_required])
else
opts[:need_confirmation]
end
info_change =
User.Info.confirmation_changeset(%User.Info{}, need_confirmation: need_confirmation?)
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changeset =
struct
|> cast(params, [:bio, :email, :name, :nickname, :password, :password_confirmation])
|> validate_required([:name, :nickname, :password, :password_confirmation])
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|> validate_confirmation(:password)
|> unique_constraint(:email)
|> unique_constraint(:nickname)
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|> validate_exclusion(:nickname, Pleroma.Config.get([User, :restricted_nicknames]))
|> validate_format(:nickname, local_nickname_regex())
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|> validate_format(:email, @email_regex)
|> validate_length(:bio, max: 1000)
|> validate_length(:name, min: 1, max: 100)
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|> put_change(:info, info_change)
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changeset =
if opts[:external] do
changeset
else
validate_required(changeset, [:email])
end
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if changeset.valid? do
hashed = Pbkdf2.hashpwsalt(changeset.changes[:password])
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ap_id = User.ap_id(%User{nickname: changeset.changes[:nickname]})
followers = User.ap_followers(%User{nickname: changeset.changes[:nickname]})
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changeset
|> put_change(:password_hash, hashed)
|> put_change(:ap_id, ap_id)
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|> unique_constraint(:ap_id)
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|> put_change(:following, [followers])
|> put_change(:follower_address, followers)
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else
changeset
end
end
defp autofollow_users(user) do
candidates = Pleroma.Config.get([:instance, :autofollowed_nicknames])
autofollowed_users =
User.Query.build(%{nickname: candidates, local: true, deactivated: false})
|> Repo.all()
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follow_all(user, autofollowed_users)
end
@doc "Inserts provided changeset, performs post-registration actions (confirmation email sending etc.)"
def register(%Ecto.Changeset{} = changeset) do
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with {:ok, user} <- Repo.insert(changeset),
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{:ok, user} <- autofollow_users(user),
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{:ok, user} <- set_cache(user),
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{:ok, _} <- User.WelcomeMessage.post_welcome_message_to_user(user),
{:ok, _} <- try_send_confirmation_email(user) do
{:ok, user}
end
end
def try_send_confirmation_email(%User{} = user) do
if user.info.confirmation_pending &&
Pleroma.Config.get([:instance, :account_activation_required]) do
user
|> Pleroma.Emails.UserEmail.account_confirmation_email()
|> Pleroma.Emails.Mailer.deliver_async()
{:ok, :enqueued}
else
{:ok, :noop}
end
end
def needs_update?(%User{local: true}), do: false
def needs_update?(%User{local: false, last_refreshed_at: nil}), do: true
def needs_update?(%User{local: false} = user) do
NaiveDateTime.diff(NaiveDateTime.utc_now(), user.last_refreshed_at) >= 86_400
end
def needs_update?(_), do: true
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def maybe_direct_follow(%User{} = follower, %User{local: true, info: %{locked: true}}) do
{:ok, follower}
end
def maybe_direct_follow(%User{} = follower, %User{local: true} = followed) do
follow(follower, followed)
end
def maybe_direct_follow(%User{} = follower, %User{} = followed) do
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if not User.ap_enabled?(followed) do
follow(follower, followed)
else
{:ok, follower}
end
end
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def maybe_follow(%User{} = follower, %User{info: _info} = followed) do
if not following?(follower, followed) do
follow(follower, followed)
else
{:ok, follower}
end
end
@doc "A mass follow for local users. Respects blocks in both directions but does not create activities."
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@spec follow_all(User.t(), list(User.t())) :: {atom(), User.t()}
def follow_all(follower, followeds) do
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followed_addresses =
followeds
|> Enum.reject(fn followed -> blocks?(follower, followed) || blocks?(followed, follower) end)
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|> Enum.map(fn %{follower_address: fa} -> fa end)
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q =
from(u in User,
where: u.id == ^follower.id,
update: [
set: [
following:
fragment(
"array(select distinct unnest (array_cat(?, ?)))",
u.following,
^followed_addresses
)
]
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],
select: u
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)
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{1, [follower]} = Repo.update_all(q, [])
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Enum.each(followeds, fn followed ->
update_follower_count(followed)
end)
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set_cache(follower)
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end
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def follow(%User{} = follower, %User{info: info} = followed) do
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user_config = Application.get_env(:pleroma, :user)
deny_follow_blocked = Keyword.get(user_config, :deny_follow_blocked)
ap_followers = followed.follower_address
cond do
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following?(follower, followed) or info.deactivated ->
{:error, "Could not follow user: #{followed.nickname} is already on your list."}
deny_follow_blocked and blocks?(followed, follower) ->
{:error, "Could not follow user: #{followed.nickname} blocked you."}
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true ->
if !followed.local && follower.local && !ap_enabled?(followed) do
Websub.subscribe(follower, followed)
end
q =
from(u in User,
where: u.id == ^follower.id,
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update: [push: [following: ^ap_followers]],
select: u
)
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{1, [follower]} = Repo.update_all(q, [])
{:ok, _} = update_follower_count(followed)
set_cache(follower)
end
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end
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def unfollow(%User{} = follower, %User{} = followed) do
ap_followers = followed.follower_address
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if following?(follower, followed) and follower.ap_id != followed.ap_id do
q =
from(u in User,
where: u.id == ^follower.id,
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update: [pull: [following: ^ap_followers]],
select: u
)
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{1, [follower]} = Repo.update_all(q, [])
{:ok, followed} = update_follower_count(followed)
set_cache(follower)
{:ok, follower, Utils.fetch_latest_follow(follower, followed)}
else
{:error, "Not subscribed!"}
end
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end
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@spec following?(User.t(), User.t()) :: boolean
def following?(%User{} = follower, %User{} = followed) do
Enum.member?(follower.following, followed.follower_address)
end
def locked?(%User{} = user) do
user.info.locked || false
end
def get_by_id(id) do
Repo.get_by(User, id: id)
end
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def get_by_ap_id(ap_id) do
Repo.get_by(User, ap_id: ap_id)
end
# This is mostly an SPC migration fix. This guesses the user nickname by taking the last part
# of the ap_id and the domain and tries to get that user
def get_by_guessed_nickname(ap_id) do
domain = URI.parse(ap_id).host
name = List.last(String.split(ap_id, "/"))
nickname = "#{name}@#{domain}"
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get_cached_by_nickname(nickname)
end
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def set_cache({:ok, user}), do: set_cache(user)
def set_cache({:error, err}), do: {:error, err}
def set_cache(%User{} = user) do
Cachex.put(:user_cache, "ap_id:#{user.ap_id}", user)
Cachex.put(:user_cache, "nickname:#{user.nickname}", user)
Cachex.put(:user_cache, "user_info:#{user.id}", user_info(user))
{:ok, user}
end
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def update_and_set_cache(changeset) do
with {:ok, user} <- Repo.update(changeset) do
set_cache(user)
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else
e -> e
end
end
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def invalidate_cache(user) do
Cachex.del(:user_cache, "ap_id:#{user.ap_id}")
Cachex.del(:user_cache, "nickname:#{user.nickname}")
Cachex.del(:user_cache, "user_info:#{user.id}")
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end
def get_cached_by_ap_id(ap_id) do
key = "ap_id:#{ap_id}"
Cachex.fetch!(:user_cache, key, fn _ -> get_by_ap_id(ap_id) end)
end
def get_cached_by_id(id) do
key = "id:#{id}"
ap_id =
Cachex.fetch!(:user_cache, key, fn _ ->
user = get_by_id(id)
if user do
Cachex.put(:user_cache, "ap_id:#{user.ap_id}", user)
{:commit, user.ap_id}
else
{:ignore, ""}
end
end)
get_cached_by_ap_id(ap_id)
end
def get_cached_by_nickname(nickname) do
key = "nickname:#{nickname}"
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Cachex.fetch!(:user_cache, key, fn ->
user_result = get_or_fetch_by_nickname(nickname)
case user_result do
{:ok, user} -> {:commit, user}
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{:error, _error} -> {:ignore, nil}
end
end)
end
def get_cached_by_nickname_or_id(nickname_or_id) do
get_cached_by_id(nickname_or_id) || get_cached_by_nickname(nickname_or_id)
end
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def get_by_nickname(nickname) do
Repo.get_by(User, nickname: nickname) ||
if Regex.match?(~r(@#{Pleroma.Web.Endpoint.host()})i, nickname) do
Repo.get_by(User, nickname: local_nickname(nickname))
end
end
def get_by_email(email), do: Repo.get_by(User, email: email)
def get_by_nickname_or_email(nickname_or_email) do
get_by_nickname(nickname_or_email) || get_by_email(nickname_or_email)
end
def get_cached_user_info(user) do
key = "user_info:#{user.id}"
Cachex.fetch!(:user_cache, key, fn _ -> user_info(user) end)
end
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def fetch_by_nickname(nickname) do
ap_try = ActivityPub.make_user_from_nickname(nickname)
case ap_try do
{:ok, user} -> {:ok, user}
_ -> OStatus.make_user(nickname)
end
end
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def get_or_fetch_by_nickname(nickname) do
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with %User{} = user <- get_by_nickname(nickname) do
{:ok, user}
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else
_e ->
with [_nick, _domain] <- String.split(nickname, "@"),
{:ok, user} <- fetch_by_nickname(nickname) do
if Pleroma.Config.get([:fetch_initial_posts, :enabled]) do
fetch_initial_posts(user)
end
{:ok, user}
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else
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_e -> {:error, "not found " <> nickname}
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end
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end
end
@doc "Fetch some posts when the user has just been federated with"
def fetch_initial_posts(user),
do: PleromaJobQueue.enqueue(:background, __MODULE__, [:fetch_initial_posts, user])
@spec get_followers_query(User.t(), pos_integer() | nil) :: Ecto.Query.t()
def get_followers_query(%User{} = user, nil) do
User.Query.build(%{followers: user, deactivated: false})
end
def get_followers_query(user, page) do
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from(u in get_followers_query(user, nil))
|> User.Query.paginate(page, 20)
end
@spec get_followers_query(User.t()) :: Ecto.Query.t()
def get_followers_query(user), do: get_followers_query(user, nil)
def get_followers(user, page \\ nil) do
q = get_followers_query(user, page)
{:ok, Repo.all(q)}
end
def get_followers_ids(user, page \\ nil) do
q = get_followers_query(user, page)
Repo.all(from(u in q, select: u.id))
end
@spec get_friends_query(User.t(), pos_integer() | nil) :: Ecto.Query.t()
def get_friends_query(%User{} = user, nil) do
User.Query.build(%{friends: user, deactivated: false})
end
def get_friends_query(user, page) do
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from(u in get_friends_query(user, nil))
|> User.Query.paginate(page, 20)
end
@spec get_friends_query(User.t()) :: Ecto.Query.t()
def get_friends_query(user), do: get_friends_query(user, nil)
def get_friends(user, page \\ nil) do
q = get_friends_query(user, page)
{:ok, Repo.all(q)}
end
def get_friends_ids(user, page \\ nil) do
q = get_friends_query(user, page)
Repo.all(from(u in q, select: u.id))
end
@spec get_follow_requests(User.t()) :: {:ok, [User.t()]}
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def get_follow_requests(%User{} = user) do
users =
Activity.follow_requests_for_actor(user)
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|> join(:inner, [a], u in User, on: a.actor == u.ap_id)
|> where([a, u], not fragment("? @> ?", u.following, ^[user.follower_address]))
|> group_by([a, u], u.id)
|> select([a, u], u)
|> Repo.all()
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{:ok, users}
end
def increase_note_count(%User{} = user) do
User
|> where(id: ^user.id)
|> update([u],
set: [
info:
fragment(
"jsonb_set(?, '{note_count}', ((?->>'note_count')::int + 1)::varchar::jsonb, true)",
u.info,
u.info
)
]
)
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|> select([u], u)
|> Repo.update_all([])
|> case do
{1, [user]} -> set_cache(user)
_ -> {:error, user}
end
end
def decrease_note_count(%User{} = user) do
User
|> where(id: ^user.id)
|> update([u],
set: [
info:
fragment(
"jsonb_set(?, '{note_count}', (greatest(0, (?->>'note_count')::int - 1))::varchar::jsonb, true)",
u.info,
u.info
)
]
)
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|> select([u], u)
|> Repo.update_all([])
|> case do
{1, [user]} -> set_cache(user)
_ -> {:error, user}
end
end
def update_note_count(%User{} = user) do
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note_count_query =
from(
a in Object,
where: fragment("?->>'actor' = ? and ?->>'type' = 'Note'", a.data, ^user.ap_id, a.data),
select: count(a.id)
)
note_count = Repo.one(note_count_query)
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info_cng = User.Info.set_note_count(user.info, note_count)
user
|> change()
|> put_embed(:info, info_cng)
|> update_and_set_cache()
end
def update_follower_count(%User{} = user) do
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follower_count_query =
User.Query.build(%{followers: user, deactivated: false})
|> select([u], %{count: count(u.id)})
User
|> where(id: ^user.id)
|> join(:inner, [u], s in subquery(follower_count_query))
|> update([u, s],
set: [
info:
fragment(
"jsonb_set(?, '{follower_count}', ?::varchar::jsonb, true)",
u.info,
s.count
)
]
)
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|> select([u], u)
|> Repo.update_all([])
|> case do
{1, [user]} -> set_cache(user)
_ -> {:error, user}
end
end
def remove_duplicated_following(%User{following: following} = user) do
uniq_following = Enum.uniq(following)
if length(following) == length(uniq_following) do
{:ok, user}
else
user
|> update_changeset(%{following: uniq_following})
|> update_and_set_cache()
end
end
@spec get_users_from_set([String.t()], boolean()) :: [User.t()]
def get_users_from_set(ap_ids, local_only \\ true) do
criteria = %{ap_id: ap_ids, deactivated: false}
criteria = if local_only, do: Map.put(criteria, :local, true), else: criteria
User.Query.build(criteria)
|> Repo.all()
end
@spec get_recipients_from_activity(Activity.t()) :: [User.t()]
def get_recipients_from_activity(%Activity{recipients: to}) do
User.Query.build(%{recipients_from_activity: to, local: true, deactivated: false})
|> Repo.all()
end
def search(query, resolve \\ false, for_user \\ nil) do
# Strip the beginning @ off if there is a query
query = String.trim_leading(query, "@")
if resolve, do: get_or_fetch(query)
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{:ok, results} =
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Repo.transaction(fn ->
Ecto.Adapters.SQL.query(Repo, "select set_limit(0.25)", [])
Repo.all(search_query(query, for_user))
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end)
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results
end
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def search_query(query, for_user) do
fts_subquery = fts_search_subquery(query)
trigram_subquery = trigram_search_subquery(query)
union_query = from(s in trigram_subquery, union_all: ^fts_subquery)
distinct_query = from(s in subquery(union_query), order_by: s.search_type, distinct: s.id)
from(s in subquery(boost_search_rank_query(distinct_query, for_user)),
order_by: [desc: s.search_rank],
limit: 20
)
end
defp boost_search_rank_query(query, nil), do: query
defp boost_search_rank_query(query, for_user) do
friends_ids = get_friends_ids(for_user)
followers_ids = get_followers_ids(for_user)
from(u in subquery(query),
select_merge: %{
search_rank:
fragment(
"""
CASE WHEN (?) THEN (?) * 1.3
WHEN (?) THEN (?) * 1.2
WHEN (?) THEN (?) * 1.1
ELSE (?) END
""",
u.id in ^friends_ids and u.id in ^followers_ids,
u.search_rank,
u.id in ^friends_ids,
u.search_rank,
u.id in ^followers_ids,
u.search_rank,
u.search_rank
)
}
)
end
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defp fts_search_subquery(term, query \\ User) do
processed_query =
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term
|> String.replace(~r/\W+/, " ")
|> String.trim()
|> String.split()
|> Enum.map(&(&1 <> ":*"))
|> Enum.join(" | ")
from(
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u in query,
select_merge: %{
search_type: ^0,
search_rank:
fragment(
"""
ts_rank_cd(
setweight(to_tsvector('simple', regexp_replace(?, '\\W', ' ', 'g')), 'A') ||
setweight(to_tsvector('simple', regexp_replace(coalesce(?, ''), '\\W', ' ', 'g')), 'B'),
to_tsquery('simple', ?),
32
)
""",
u.nickname,
u.name,
^processed_query
)
},
where:
fragment(
"""
(setweight(to_tsvector('simple', regexp_replace(?, '\\W', ' ', 'g')), 'A') ||
setweight(to_tsvector('simple', regexp_replace(coalesce(?, ''), '\\W', ' ', 'g')), 'B')) @@ to_tsquery('simple', ?)
""",
u.nickname,
u.name,
^processed_query
)
)
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|> restrict_deactivated()
end
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defp trigram_search_subquery(term) do
from(
u in User,
select_merge: %{
# ^1 gives 'Postgrex expected a binary, got 1' for some weird reason
search_type: fragment("?", 1),
search_rank:
fragment(
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"similarity(?, trim(? || ' ' || coalesce(?, '')))",
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^term,
u.nickname,
u.name
)
},
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where: fragment("trim(? || ' ' || coalesce(?, '')) % ?", u.nickname, u.name, ^term)
)
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|> restrict_deactivated()
end
def mute(muter, %User{ap_id: ap_id}) do
info_cng =
muter.info
|> User.Info.add_to_mutes(ap_id)
cng =
change(muter)
|> put_embed(:info, info_cng)
update_and_set_cache(cng)
end
def unmute(muter, %{ap_id: ap_id}) do
info_cng =
muter.info
|> User.Info.remove_from_mutes(ap_id)
cng =
change(muter)
|> put_embed(:info, info_cng)
update_and_set_cache(cng)
end
def subscribe(subscriber, %{ap_id: ap_id}) do
deny_follow_blocked = Pleroma.Config.get([:user, :deny_follow_blocked])
with %User{} = subscribed <- get_cached_by_ap_id(ap_id) do
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blocked = blocks?(subscribed, subscriber) and deny_follow_blocked
if blocked do
{:error, "Could not subscribe: #{subscribed.nickname} is blocking you"}
else
info_cng =
subscribed.info
|> User.Info.add_to_subscribers(subscriber.ap_id)
change(subscribed)
|> put_embed(:info, info_cng)
|> update_and_set_cache()
end
end
end
def unsubscribe(unsubscriber, %{ap_id: ap_id}) do
with %User{} = user <- get_cached_by_ap_id(ap_id) do
info_cng =
user.info
|> User.Info.remove_from_subscribers(unsubscriber.ap_id)
change(user)
|> put_embed(:info, info_cng)
|> update_and_set_cache()
end
end
def block(blocker, %User{ap_id: ap_id} = blocked) do
# sever any follow relationships to prevent leaks per activitypub (Pleroma issue #213)
blocker =
if following?(blocker, blocked) do
{:ok, blocker, _} = unfollow(blocker, blocked)
blocker
else
blocker
end
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blocker =
if subscribed_to?(blocked, blocker) do
{:ok, blocker} = unsubscribe(blocked, blocker)
blocker
else
blocker
end
if following?(blocked, blocker) do
unfollow(blocked, blocker)
end
{:ok, blocker} = update_follower_count(blocker)
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info_cng =
blocker.info
|> User.Info.add_to_block(ap_id)
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cng =
change(blocker)
|> put_embed(:info, info_cng)
update_and_set_cache(cng)
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end
# helper to handle the block given only an actor's AP id
def block(blocker, %{ap_id: ap_id}) do
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block(blocker, get_cached_by_ap_id(ap_id))
end
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def unblock(blocker, %{ap_id: ap_id}) do
info_cng =
blocker.info
|> User.Info.remove_from_block(ap_id)
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cng =
change(blocker)
|> put_embed(:info, info_cng)
update_and_set_cache(cng)
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end
def mutes?(nil, _), do: false
def mutes?(user, %{ap_id: ap_id}), do: Enum.member?(user.info.mutes, ap_id)
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def blocks?(user, %{ap_id: ap_id}) do
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blocks = user.info.blocks
domain_blocks = user.info.domain_blocks
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%{host: host} = URI.parse(ap_id)
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Enum.member?(blocks, ap_id) ||
Enum.any?(domain_blocks, fn domain ->
host == domain
end)
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end
def subscribed_to?(user, %{ap_id: ap_id}) do
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with %User{} = target <- get_cached_by_ap_id(ap_id) do
Enum.member?(target.info.subscribers, user.ap_id)
end
end
@spec muted_users(User.t()) :: [User.t()]
def muted_users(user) do
User.Query.build(%{ap_id: user.info.mutes, deactivated: false})
|> Repo.all()
end
@spec blocked_users(User.t()) :: [User.t()]
def blocked_users(user) do
User.Query.build(%{ap_id: user.info.blocks, deactivated: false})
|> Repo.all()
end
@spec subscribers(User.t()) :: [User.t()]
def subscribers(user) do
User.Query.build(%{ap_id: user.info.subscribers, deactivated: false})
|> Repo.all()
end
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def block_domain(user, domain) do
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info_cng =
user.info
|> User.Info.add_to_domain_block(domain)
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cng =
change(user)
|> put_embed(:info, info_cng)
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update_and_set_cache(cng)
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end
def unblock_domain(user, domain) do
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info_cng =
user.info
|> User.Info.remove_from_domain_block(domain)
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cng =
change(user)
|> put_embed(:info, info_cng)
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update_and_set_cache(cng)
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end
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def deactivate_async(user, status \\ true) do
PleromaJobQueue.enqueue(:background, __MODULE__, [:deactivate_async, user, status])
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end
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def deactivate(%User{} = user, status \\ true) do
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info_cng = User.Info.set_activation_status(user.info, status)
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with {:ok, friends} <- User.get_friends(user),
{:ok, followers} <- User.get_followers(user),
{:ok, user} <-
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user
|> change()
|> put_embed(:info, info_cng)
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|> update_and_set_cache() do
Enum.each(followers, &invalidate_cache(&1))
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Enum.each(friends, &update_follower_count(&1))
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{:ok, user}
end
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end
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def update_notification_settings(%User{} = user, settings \\ %{}) do
info_changeset = User.Info.update_notification_settings(user.info, settings)
change(user)
|> put_embed(:info, info_changeset)
|> update_and_set_cache()
end
@spec delete(User.t()) :: :ok
def delete(%User{} = user),
do: PleromaJobQueue.enqueue(:background, __MODULE__, [:delete, user])
@spec perform(atom(), User.t()) :: {:ok, User.t()}
def perform(:delete, %User{} = user) do
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{:ok, user} = User.deactivate(user)
# Remove all relationships
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{:ok, followers} = User.get_followers(user)
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Enum.each(followers, fn follower -> User.unfollow(follower, user) end)
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{:ok, friends} = User.get_friends(user)
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Enum.each(friends, fn followed -> User.unfollow(user, followed) end)
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delete_user_activities(user)
end
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@spec perform(atom(), User.t()) :: {:ok, User.t()}
def perform(:fetch_initial_posts, %User{} = user) do
pages = Pleroma.Config.get!([:fetch_initial_posts, :pages])
Enum.each(
# Insert all the posts in reverse order, so they're in the right order on the timeline
Enum.reverse(Utils.fetch_ordered_collection(user.info.source_data["outbox"], pages)),
&Pleroma.Web.Federator.incoming_ap_doc/1
)
{:ok, user}
end
def perform(:deactivate_async, user, status), do: deactivate(user, status)
@spec perform(atom(), User.t(), list()) :: list() | {:error, any()}
def perform(:blocks_import, %User{} = blocker, blocked_identifiers)
when is_list(blocked_identifiers) do
Enum.map(
blocked_identifiers,
fn blocked_identifier ->
with {:ok, %User{} = blocked} <- get_or_fetch(blocked_identifier),
{:ok, blocker} <- block(blocker, blocked),
{:ok, _} <- ActivityPub.block(blocker, blocked) do
blocked
else
err ->
Logger.debug("blocks_import failed for #{blocked_identifier} with: #{inspect(err)}")
err
end
end
)
end
@spec perform(atom(), User.t(), list()) :: list() | {:error, any()}
def perform(:follow_import, %User{} = follower, followed_identifiers)
when is_list(followed_identifiers) do
Enum.map(
followed_identifiers,
fn followed_identifier ->
with {:ok, %User{} = followed} <- get_or_fetch(followed_identifier),
{:ok, follower} <- maybe_direct_follow(follower, followed),
{:ok, _} <- ActivityPub.follow(follower, followed) do
followed
else
err ->
Logger.debug("follow_import failed for #{followed_identifier} with: #{inspect(err)}")
err
end
end
)
end
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def blocks_import(%User{} = blocker, blocked_identifiers) when is_list(blocked_identifiers),
do:
PleromaJobQueue.enqueue(:background, __MODULE__, [
:blocks_import,
blocker,
blocked_identifiers
])
def follow_import(%User{} = follower, followed_identifiers) when is_list(followed_identifiers),
do:
PleromaJobQueue.enqueue(:background, __MODULE__, [
:follow_import,
follower,
followed_identifiers
])
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def delete_user_activities(%User{ap_id: ap_id} = user) do
stream =
ap_id
|> Activity.query_by_actor()
|> Repo.stream()
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Repo.transaction(fn -> Enum.each(stream, &delete_activity(&1)) end, timeout: :infinity)
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{:ok, user}
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end
defp delete_activity(%{data: %{"type" => "Create"}} = activity) do
Object.normalize(activity) |> ActivityPub.delete()
end
defp delete_activity(_activity), do: "Doing nothing"
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def html_filter_policy(%User{info: %{no_rich_text: true}}) do
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Pleroma.HTML.Scrubber.TwitterText
end
@default_scrubbers Pleroma.Config.get([:markup, :scrub_policy])
def html_filter_policy(_), do: @default_scrubbers
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def fetch_by_ap_id(ap_id) do
ap_try = ActivityPub.make_user_from_ap_id(ap_id)
case ap_try do
{:ok, user} ->
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{:ok, user}
_ ->
case OStatus.make_user(ap_id) do
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{:ok, user} -> {:ok, user}
_ -> {:error, "Could not fetch by AP id"}
end
end
end
def get_or_fetch_by_ap_id(ap_id) do
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user = get_cached_by_ap_id(ap_id)
if !is_nil(user) and !User.needs_update?(user) do
{:ok, user}
else
# Whether to fetch initial posts for the user (if it's a new user & the fetching is enabled)
should_fetch_initial = is_nil(user) and Pleroma.Config.get([:fetch_initial_posts, :enabled])
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resp = fetch_by_ap_id(ap_id)
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if should_fetch_initial do
with {:ok, %User{} = user} <- resp do
fetch_initial_posts(user)
end
end
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resp
end
end
def get_or_create_instance_user do
relay_uri = "#{Pleroma.Web.Endpoint.url()}/relay"
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if user = get_cached_by_ap_id(relay_uri) do
user
else
changes =
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%User{info: %User.Info{}}
|> cast(%{}, [:ap_id, :nickname, :local])
|> put_change(:ap_id, relay_uri)
|> put_change(:nickname, nil)
|> put_change(:local, true)
|> put_change(:follower_address, relay_uri <> "/followers")
{:ok, user} = Repo.insert(changes)
user
end
end
# AP style
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def public_key_from_info(%{
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source_data: %{"publicKey" => %{"publicKeyPem" => public_key_pem}}
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}) do
key =
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public_key_pem
|> :public_key.pem_decode()
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|> hd()
|> :public_key.pem_entry_decode()
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{:ok, key}
end
# OStatus Magic Key
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def public_key_from_info(%{magic_key: magic_key}) do
{:ok, Pleroma.Web.Salmon.decode_key(magic_key)}
end
def get_public_key_for_ap_id(ap_id) do
with {:ok, %User{} = user} <- get_or_fetch_by_ap_id(ap_id),
{:ok, public_key} <- public_key_from_info(user.info) do
{:ok, public_key}
else
_ -> :error
end
end
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defp blank?(""), do: nil
defp blank?(n), do: n
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def insert_or_update_user(data) do
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data
|> Map.put(:name, blank?(data[:name]) || data[:nickname])
|> remote_user_creation()
|> Repo.insert(on_conflict: :replace_all, conflict_target: :nickname)
|> set_cache()
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end
def ap_enabled?(%User{local: true}), do: true
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def ap_enabled?(%User{info: info}), do: info.ap_enabled
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def ap_enabled?(_), do: false
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@doc "Gets or fetch a user by uri or nickname."
@spec get_or_fetch(String.t()) :: {:ok, User.t()} | {:error, String.t()}
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def get_or_fetch("http" <> _host = uri), do: get_or_fetch_by_ap_id(uri)
def get_or_fetch(nickname), do: get_or_fetch_by_nickname(nickname)
# wait a period of time and return newest version of the User structs
# this is because we have synchronous follow APIs and need to simulate them
# with an async handshake
def wait_and_refresh(_, %User{local: true} = a, %User{local: true} = b) do
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with %User{} = a <- User.get_cached_by_id(a.id),
%User{} = b <- User.get_cached_by_id(b.id) do
{:ok, a, b}
else
_e ->
:error
end
end
def wait_and_refresh(timeout, %User{} = a, %User{} = b) do
with :ok <- :timer.sleep(timeout),
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%User{} = a <- User.get_cached_by_id(a.id),
%User{} = b <- User.get_cached_by_id(b.id) do
{:ok, a, b}
else
_e ->
:error
end
end
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def parse_bio(bio) when is_binary(bio) and bio != "" do
bio
|> CommonUtils.format_input("text/plain", mentions_format: :full)
|> elem(0)
end
def parse_bio(_), do: ""
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def parse_bio(bio, user) when is_binary(bio) and bio != "" do
# TODO: get profile URLs other than user.ap_id
profile_urls = [user.ap_id]
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bio
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|> CommonUtils.format_input("text/plain",
mentions_format: :full,
rel: &RelMe.maybe_put_rel_me(&1, profile_urls)
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)
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|> elem(0)
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end
def parse_bio(_, _), do: ""
def tag(user_identifiers, tags) when is_list(user_identifiers) do
Repo.transaction(fn ->
for user_identifier <- user_identifiers, do: tag(user_identifier, tags)
end)
end
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def tag(nickname, tags) when is_binary(nickname),
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do: tag(get_by_nickname(nickname), tags)
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def tag(%User{} = user, tags),
do: update_tags(user, Enum.uniq((user.tags || []) ++ normalize_tags(tags)))
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def untag(user_identifiers, tags) when is_list(user_identifiers) do
Repo.transaction(fn ->
for user_identifier <- user_identifiers, do: untag(user_identifier, tags)
end)
end
def untag(nickname, tags) when is_binary(nickname),
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do: untag(get_by_nickname(nickname), tags)
def untag(%User{} = user, tags),
do: update_tags(user, (user.tags || []) -- normalize_tags(tags))
defp update_tags(%User{} = user, new_tags) do
{:ok, updated_user} =
user
|> change(%{tags: new_tags})
|> update_and_set_cache()
updated_user
end
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defp normalize_tags(tags) do
[tags]
|> List.flatten()
|> Enum.map(&String.downcase(&1))
end
defp local_nickname_regex do
if Pleroma.Config.get([:instance, :extended_nickname_format]) do
@extended_local_nickname_regex
else
@strict_local_nickname_regex
end
end
def local_nickname(nickname_or_mention) do
nickname_or_mention
|> full_nickname()
|> String.split("@")
|> hd()
end
def full_nickname(nickname_or_mention),
do: String.trim_leading(nickname_or_mention, "@")
def error_user(ap_id) do
%User{
name: ap_id,
ap_id: ap_id,
info: %User.Info{},
nickname: "erroruser@example.com",
inserted_at: NaiveDateTime.utc_now()
}
end
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@spec all_superusers() :: [User.t()]
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def all_superusers do
User.Query.build(%{super_users: true, local: true, deactivated: false})
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|> Repo.all()
end
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def showing_reblogs?(%User{} = user, %User{} = target) do
target.ap_id not in user.info.muted_reblogs
end
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@doc """
The function returns a query to get users with no activity for given interval of days.
Inactive users are those who didn't read any notification, or had any activity where
the user is the activity's actor, during `inactivity_threshold` days.
Deactivated users will not appear in this list.
## Examples
iex> Pleroma.User.list_inactive_users()
%Ecto.Query{}
"""
@spec list_inactive_users_query(integer()) :: Ecto.Query.t()
def list_inactive_users_query(inactivity_threshold \\ 7) do
negative_inactivity_threshold = -inactivity_threshold
now = NaiveDateTime.truncate(NaiveDateTime.utc_now(), :second)
# Subqueries are not supported in `where` clauses, join gets too complicated.
has_read_notifications =
from(n in Pleroma.Notification,
where: n.seen == true,
group_by: n.id,
having: max(n.updated_at) > datetime_add(^now, ^negative_inactivity_threshold, "day"),
select: n.user_id
)
|> Pleroma.Repo.all()
from(u in Pleroma.User,
left_join: a in Pleroma.Activity,
on: u.ap_id == a.actor,
where: not is_nil(u.nickname),
where: fragment("not (?->'deactivated' @> 'true')", u.info),
where: u.id not in ^has_read_notifications,
group_by: u.id,
having:
max(a.inserted_at) < datetime_add(^now, ^negative_inactivity_threshold, "day") or
is_nil(max(a.inserted_at))
)
end
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@doc """
Enable or disable email notifications for user
## Examples
iex> Pleroma.User.switch_email_notifications(Pleroma.User{info: %{email_notifications: %{"digest" => false}}}, "digest", true)
Pleroma.User{info: %{email_notifications: %{"digest" => true}}}
iex> Pleroma.User.switch_email_notifications(Pleroma.User{info: %{email_notifications: %{"digest" => true}}}, "digest", false)
Pleroma.User{info: %{email_notifications: %{"digest" => false}}}
"""
@spec switch_email_notifications(t(), String.t(), boolean()) ::
{:ok, t()} | {:error, Ecto.Changeset.t()}
def switch_email_notifications(user, type, status) do
info = Pleroma.User.Info.update_email_notifications(user.info, %{type => status})
change(user)
|> put_embed(:info, info)
|> update_and_set_cache()
end
@doc """
Set `last_digest_emailed_at` value for the user to current time
"""
@spec touch_last_digest_emailed_at(t()) :: t()
def touch_last_digest_emailed_at(user) do
now = NaiveDateTime.truncate(NaiveDateTime.utc_now(), :second)
{:ok, updated_user} =
user
|> change(%{last_digest_emailed_at: now})
|> update_and_set_cache()
updated_user
end
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@spec toggle_confirmation(User.t()) :: {:ok, User.t()} | {:error, Changeset.t()}
def toggle_confirmation(%User{} = user) do
need_confirmation? = !user.info.confirmation_pending
info_changeset =
User.Info.confirmation_changeset(user.info, need_confirmation: need_confirmation?)
user
|> change()
|> put_embed(:info, info_changeset)
|> update_and_set_cache()
end
def get_mascot(%{info: %{mascot: %{} = mascot}}) when not is_nil(mascot) do
mascot
end
def get_mascot(%{info: %{mascot: mascot}}) when is_nil(mascot) do
# use instance-default
config = Pleroma.Config.get([:assets, :mascots])
default_mascot = Pleroma.Config.get([:assets, :default_mascot])
mascot = Keyword.get(config, default_mascot)
%{
"id" => "default-mascot",
"url" => mascot[:url],
"preview_url" => mascot[:url],
"pleroma" => %{
"mime_type" => mascot[:mime_type]
}
}
end
def ensure_keys_present(user) do
info = user.info
if info.keys do
{:ok, user}
else
{:ok, pem} = Keys.generate_rsa_pem()
info_cng =
info
|> User.Info.set_keys(pem)
cng =
Ecto.Changeset.change(user)
|> Ecto.Changeset.put_embed(:info, info_cng)
update_and_set_cache(cng)
end
end
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end