user.ex 22.8 KB
Newer Older
lain's avatar
lain committed
1 2
defmodule Pleroma.User do
  use Ecto.Schema
3

4
  import Ecto.{Changeset, Query}
5
  alias Pleroma.{Repo, User, Object, Web, Activity, Notification}
6
  alias Comeonin.Pbkdf2
Maxim Filippov's avatar
Maxim Filippov committed
7 8
  alias Pleroma.Formatter
  alias Pleroma.Web.CommonAPI.Utils, as: CommonUtils
9
  alias Pleroma.Web.{OStatus, Websub, OAuth}
lain's avatar
lain committed
10
  alias Pleroma.Web.ActivityPub.{Utils, ActivityPub}
lain's avatar
lain committed
11

Maksim's avatar
Maksim committed
12 13
  @type t :: %__MODULE__{}

href's avatar
href committed
14 15 16
  @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]+$/
href's avatar
href committed
17
  @extended_local_nickname_regex ~r/^[a-zA-Z\d_-]+$/
href's avatar
href committed
18

lain's avatar
lain committed
19
  schema "users" do
lain's avatar
lain committed
20 21 22 23 24 25 26 27 28 29 30 31
    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)
lain's avatar
lain committed
32
    field(:search_distance, :float, virtual: true)
33
    field(:tags, {:array, :string}, default: [])
34
    field(:last_refreshed_at, :naive_datetime)
lain's avatar
lain committed
35
    has_many(:notifications, Notification)
lain's avatar
lain committed
36
    embeds_one(:info, Pleroma.User.Info)
lain's avatar
lain committed
37 38 39

    timestamps()
  end
lain's avatar
lain committed
40

41 42
  def auth_active?(user), do: user.info && !user.info.confirmation_pending

lain's avatar
lain committed
43 44 45
  def avatar_url(user) do
    case user.avatar do
      %{"url" => [%{"href" => href} | _]} -> href
46
      _ -> "#{Web.base_url()}/images/avi.png"
lain's avatar
lain committed
47 48 49
    end
  end

lain's avatar
lain committed
50
  def banner_url(user) do
lain's avatar
lain committed
51
    case user.info.banner do
lain's avatar
lain committed
52
      %{"url" => [%{"href" => href} | _]} -> href
53
      _ -> "#{Web.base_url()}/images/banner.png"
lain's avatar
lain committed
54 55 56
    end
  end

lain's avatar
lain committed
57
  def profile_url(%User{info: %{source_data: %{"url" => url}}}), do: url
58 59 60
  def profile_url(%User{ap_id: ap_id}), do: ap_id
  def profile_url(_), do: nil

lain's avatar
lain committed
61
  def ap_id(%User{nickname: nickname}) do
lain's avatar
lain committed
62
    "#{Web.base_url()}/users/#{nickname}"
lain's avatar
lain committed
63 64 65 66 67
  end

  def ap_followers(%User{} = user) do
    "#{ap_id(user)}/followers"
  end
lain's avatar
lain committed
68 69 70 71 72 73 74

  def follow_changeset(struct, params \\ %{}) do
    struct
    |> cast(params, [:following])
    |> validate_required([:following])
  end

lain's avatar
lain committed
75
  def user_info(%User{} = user) do
76
    oneself = if user.local, do: 1, else: 0
lain's avatar
lain committed
77

lain's avatar
lain committed
78
    %{
79
      following_count: length(user.following) - oneself,
lain's avatar
lain committed
80 81 82 83
      note_count: user.info.note_count,
      follower_count: user.info.follower_count,
      locked: user.info.locked,
      default_scope: user.info.default_scope
lain's avatar
lain committed
84 85 86
    }
  end

lain's avatar
lain committed
87
  def remote_user_creation(params) do
lain's avatar
lain committed
88 89 90
    params =
      params
      |> Map.put(:info, params[:info] || %{})
lain's avatar
lain committed
91 92 93

    info_cng = User.Info.remote_user_creation(%User.Info{}, params[:info])

lain's avatar
lain committed
94
    changes =
lain's avatar
lain committed
95
      %User{}
lain's avatar
lain committed
96
      |> cast(params, [:bio, :name, :ap_id, :nickname, :avatar])
97
      |> validate_required([:name, :ap_id])
lain's avatar
lain committed
98 99 100 101 102
      |> unique_constraint(:nickname)
      |> validate_format(:nickname, @email_regex)
      |> validate_length(:bio, max: 5000)
      |> validate_length(:name, max: 100)
      |> put_change(:local, false)
lain's avatar
lain committed
103
      |> put_embed(:info, info_cng)
lain's avatar
lain committed
104

105
    if changes.valid? do
lain's avatar
lain committed
106
      case info_cng.changes[:source_data] do
lain's avatar
lain committed
107 108 109
        %{"followers" => followers} ->
          changes
          |> put_change(:follower_address, followers)
lain's avatar
lain committed
110

lain's avatar
lain committed
111 112
        _ ->
          followers = User.ap_followers(%User{nickname: changes.changes[:nickname]})
lain's avatar
lain committed
113

lain's avatar
lain committed
114 115 116
          changes
          |> put_change(:follower_address, followers)
      end
117 118 119
    else
      changes
    end
lain's avatar
lain committed
120 121
  end

lain's avatar
lain committed
122
  def update_changeset(struct, params \\ %{}) do
Thog's avatar
Thog committed
123
    struct
lain's avatar
lain committed
124
    |> cast(params, [:bio, :name, :avatar])
lain's avatar
lain committed
125
    |> unique_constraint(:nickname)
href's avatar
href committed
126
    |> validate_format(:nickname, local_nickname_regex())
lain's avatar
lain committed
127
    |> validate_length(:bio, max: 5000)
lain's avatar
lain committed
128 129 130
    |> validate_length(:name, min: 1, max: 100)
  end

lain's avatar
lain committed
131
  def upgrade_changeset(struct, params \\ %{}) do
132 133 134 135
    params =
      params
      |> Map.put(:last_refreshed_at, NaiveDateTime.utc_now())

lain's avatar
lain committed
136 137 138 139
    info_cng =
      struct.info
      |> User.Info.user_upgrade(params[:info])

lain's avatar
lain committed
140
    struct
lain's avatar
lain committed
141
    |> cast(params, [:bio, :name, :follower_address, :avatar, :last_refreshed_at])
lain's avatar
lain committed
142
    |> unique_constraint(:nickname)
href's avatar
href committed
143
    |> validate_format(:nickname, local_nickname_regex())
lain's avatar
lain committed
144 145
    |> validate_length(:bio, max: 5000)
    |> validate_length(:name, max: 100)
lain's avatar
lain committed
146
    |> put_embed(:info, info_cng)
lain's avatar
lain committed
147 148
  end

Roger Braun's avatar
Roger Braun committed
149
  def password_update_changeset(struct, params) do
lain's avatar
lain committed
150 151 152 153 154
    changeset =
      struct
      |> cast(params, [:password, :password_confirmation])
      |> validate_required([:password, :password_confirmation])
      |> validate_confirmation(:password)
Roger Braun's avatar
Roger Braun committed
155

156 157 158
    OAuth.Token.delete_user_tokens(struct)
    OAuth.Authorization.delete_user_authorizations(struct)

Roger Braun's avatar
Roger Braun committed
159 160
    if changeset.valid? do
      hashed = Pbkdf2.hashpwsalt(changeset.changes[:password])
lain's avatar
lain committed
161

Roger Braun's avatar
Roger Braun committed
162 163 164 165 166 167 168 169
      changeset
      |> put_change(:password_hash, hashed)
    else
      changeset
    end
  end

  def reset_password(user, data) do
lain's avatar
lain committed
170
    update_and_set_cache(password_update_changeset(user, data))
Roger Braun's avatar
Roger Braun committed
171 172
  end

173 174 175 176 177 178 179 180
  def register_changeset(struct, params \\ %{}, opts \\ []) do
    confirmation_status =
      if opts[:confirmed] || !Pleroma.Config.get([:instance, :account_activation_required]) do
        :confirmed
      else
        :unconfirmed
      end

lain's avatar
lain committed
181 182 183 184 185 186 187
    changeset =
      struct
      |> cast(params, [:bio, :email, :name, :nickname, :password, :password_confirmation])
      |> validate_required([:email, :name, :nickname, :password, :password_confirmation])
      |> validate_confirmation(:password)
      |> unique_constraint(:email)
      |> unique_constraint(:nickname)
href's avatar
href committed
188
      |> validate_format(:nickname, local_nickname_regex())
lain's avatar
lain committed
189 190 191
      |> validate_format(:email, @email_regex)
      |> validate_length(:bio, max: 1000)
      |> validate_length(:name, min: 1, max: 100)
192
      |> put_change(:info, User.Info.confirmation_update(%User.Info{}, confirmation_status))
lain's avatar
lain committed
193 194

    if changeset.valid? do
195
      hashed = Pbkdf2.hashpwsalt(changeset.changes[:password])
lain's avatar
lain committed
196 197
      ap_id = User.ap_id(%User{nickname: changeset.changes[:nickname]})
      followers = User.ap_followers(%User{nickname: changeset.changes[:nickname]})
lain's avatar
lain committed
198

lain's avatar
lain committed
199 200 201 202
      changeset
      |> put_change(:password_hash, hashed)
      |> put_change(:ap_id, ap_id)
      |> put_change(:following, [followers])
203
      |> put_change(:follower_address, followers)
lain's avatar
lain committed
204 205 206 207 208
    else
      changeset
    end
  end

209 210 211 212 213 214 215 216 217 218 219 220 221 222
  @doc "Inserts provided changeset, performs post-registration actions (confirmation email sending etc.)"
  def register(%Ecto.Changeset{} = changeset) do
    with {:ok, user} <- Repo.insert(changeset) do
      if user.info.confirmation_pending do
        {:ok, _} =
          user
          |> Pleroma.UserEmail.account_confirmation_email()
          |> Pleroma.Mailer.deliver()
      end

      {:ok, user}
    end
  end

223 224 225 226 227 228 229 230 231 232
  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) >= 86400
  end

  def needs_update?(_), do: true

lain's avatar
lain committed
233
  def maybe_direct_follow(%User{} = follower, %User{local: true, info: %{locked: true}}) do
234 235 236 237 238 239 240 241
    {: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
Maksim's avatar
Maksim committed
242
    if not User.ap_enabled?(followed) do
243
      follow(follower, followed)
244 245 246 247 248
    else
      {:ok, follower}
    end
  end

Maksim's avatar
Maksim committed
249
  def maybe_follow(%User{} = follower, %User{info: _info} = followed) do
250 251
    if not following?(follower, followed) do
      follow(follower, followed)
252
    else
253
      {:ok, follower}
254 255 256
    end
  end

lain's avatar
lain committed
257
  def follow(%User{} = follower, %User{info: info} = followed) do
258 259
    user_config = Application.get_env(:pleroma, :user)
    deny_follow_blocked = Keyword.get(user_config, :deny_follow_blocked)
260

261
    ap_followers = followed.follower_address
262

263
    cond do
lain's avatar
lain committed
264
      following?(follower, followed) or info.deactivated ->
265
        {:error, "Could not follow user: #{followed.nickname} is already on your list."}
lain's avatar
lain committed
266

267
      deny_follow_blocked and blocks?(followed, follower) ->
268
        {:error, "Could not follow user: #{followed.nickname} blocked you."}
lain's avatar
lain committed
269

270 271 272 273 274 275 276 277
      true ->
        if !followed.local && follower.local && !ap_enabled?(followed) do
          Websub.subscribe(follower, followed)
        end

        following =
          [ap_followers | follower.following]
          |> Enum.uniq()
278

279 280 281 282
        follower =
          follower
          |> follow_changeset(%{following: following})
          |> update_and_set_cache
283

284 285 286
        {:ok, _} = update_follower_count(followed)

        follower
287
    end
lain's avatar
lain committed
288
  end
lain's avatar
lain committed
289 290

  def unfollow(%User{} = follower, %User{} = followed) do
291
    ap_followers = followed.follower_address
lain's avatar
lain committed
292

293
    if following?(follower, followed) and follower.ap_id != followed.ap_id do
lain's avatar
lain committed
294 295 296
      following =
        follower.following
        |> List.delete(ap_followers)
lain's avatar
lain committed
297

lain's avatar
lain committed
298 299 300 301
      {:ok, follower} =
        follower
        |> follow_changeset(%{following: following})
        |> update_and_set_cache
302 303 304 305

      {:ok, followed} = update_follower_count(followed)

      {:ok, follower, Utils.fetch_latest_follow(follower, followed)}
306
    else
307
      {:error, "Not subscribed!"}
308
    end
lain's avatar
lain committed
309
  end
310

Maksim's avatar
Maksim committed
311
  @spec following?(User.t(), User.t()) :: boolean
312
  def following?(%User{} = follower, %User{} = followed) do
313
    Enum.member?(follower.following, followed.follower_address)
314
  end
lain's avatar
lain committed
315

316
  def locked?(%User{} = user) do
317
    user.info.locked || false
318 319
  end

lain's avatar
lain committed
320 321 322 323
  def get_by_ap_id(ap_id) do
    Repo.get_by(User, ap_id: ap_id)
  end

lain's avatar
lain committed
324 325
  def update_and_set_cache(changeset) do
    with {:ok, user} <- Repo.update(changeset) do
Thog's avatar
Thog committed
326 327 328
      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))
lain's avatar
lain committed
329 330 331 332 333 334
      {:ok, user}
    else
      e -> e
    end
  end

lain's avatar
lain committed
335 336 337
  def invalidate_cache(user) do
    Cachex.del(:user_cache, "ap_id:#{user.ap_id}")
    Cachex.del(:user_cache, "nickname:#{user.nickname}")
338
    Cachex.del(:user_cache, "user_info:#{user.id}")
lain's avatar
lain committed
339 340
  end

lain's avatar
lain committed
341
  def get_cached_by_ap_id(ap_id) do
342
    key = "ap_id:#{ap_id}"
Thog's avatar
Thog committed
343
    Cachex.fetch!(:user_cache, key, fn _ -> get_by_ap_id(ap_id) end)
lain's avatar
lain committed
344 345 346
  end

  def get_cached_by_nickname(nickname) do
347
    key = "nickname:#{nickname}"
Thog's avatar
Thog committed
348
    Cachex.fetch!(:user_cache, key, fn _ -> get_or_fetch_by_nickname(nickname) end)
lain's avatar
lain committed
349
  end
lain's avatar
lain committed
350

lain's avatar
lain committed
351
  def get_by_nickname(nickname) do
352 353 354
    Repo.get_by(User, nickname: nickname)
  end

355 356 357 358 359 360 361
  def get_by_nickname_or_email(nickname_or_email) do
    case user = Repo.get_by(User, nickname: nickname_or_email) do
      %User{} -> user
      nil -> Repo.get_by(User, email: nickname_or_email)
    end
  end

lain's avatar
lain committed
362 363
  def get_cached_user_info(user) do
    key = "user_info:#{user.id}"
Thog's avatar
Thog committed
364
    Cachex.fetch!(:user_cache, key, fn _ -> user_info(user) end)
lain's avatar
lain committed
365
  end
lain's avatar
lain committed
366

lain's avatar
lain committed
367 368 369 370 371 372 373 374 375
  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

lain's avatar
lain committed
376
  def get_or_fetch_by_nickname(nickname) do
lain's avatar
lain committed
377
    with %User{} = user <- get_by_nickname(nickname) do
lain's avatar
lain committed
378
      user
lain's avatar
lain committed
379 380 381 382 383 384 385 386
    else
      _e ->
        with [_nick, _domain] <- String.split(nickname, "@"),
             {:ok, user} <- fetch_by_nickname(nickname) do
          user
        else
          _e -> nil
        end
lain's avatar
lain committed
387
    end
lain's avatar
lain committed
388
  end
lain's avatar
lain committed
389

390 391 392 393
  def get_by_confirmation_token(token) do
    Repo.one(from(u in User, where: fragment("? ->> 'confirmation_token' = ?", u.info, ^token)))
  end

394 395 396 397 398 399 400 401 402 403
  def get_followers_query(%User{id: id, follower_address: follower_address}) do
    from(
      u in User,
      where: fragment("? <@ ?", ^[follower_address], u.following),
      where: u.id != ^id
    )
  end

  def get_followers(user) do
    q = get_followers_query(user)
lain's avatar
lain committed
404 405 406 407

    {:ok, Repo.all(q)}
  end

408 409 410 411 412 413 414 415 416 417
  def get_friends_query(%User{id: id, following: following}) do
    from(
      u in User,
      where: u.follower_address in ^following,
      where: u.id != ^id
    )
  end

  def get_friends(user) do
    q = get_friends_query(user)
lain's avatar
lain committed
418 419 420

    {:ok, Repo.all(q)}
  end
421

422 423 424
  def get_follow_requests_query(%User{} = user) do
    from(
      a in Activity,
kaniini's avatar
kaniini committed
425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440
      where:
        fragment(
          "? ->> 'type' = 'Follow'",
          a.data
        ),
      where:
        fragment(
          "? ->> 'state' = 'pending'",
          a.data
        ),
      where:
        fragment(
          "? @> ?",
          a.data,
          ^%{"object" => user.ap_id}
        )
441 442 443 444 445 446 447 448
    )
  end

  def get_follow_requests(%User{} = user) do
    q = get_follow_requests_query(user)
    reqs = Repo.all(q)

    users =
kaniini's avatar
kaniini committed
449 450 451
      Enum.map(reqs, fn req -> req.actor end)
      |> Enum.uniq()
      |> Enum.map(fn ap_id -> get_by_ap_id(ap_id) end)
452
      |> Enum.filter(fn u -> !following?(u, user) end)
453 454 455 456

    {:ok, users}
  end

457
  def increase_note_count(%User{} = user) do
lain's avatar
lain committed
458
    info_cng = User.Info.add_to_note_count(user.info, 1)
lain's avatar
lain committed
459 460 461 462

    cng =
      change(user)
      |> put_embed(:info, info_cng)
463

lain's avatar
lain committed
464
    update_and_set_cache(cng)
465 466
  end

467
  def decrease_note_count(%User{} = user) do
lain's avatar
lain committed
468
    info_cng = User.Info.add_to_note_count(user.info, -1)
lain's avatar
lain committed
469 470 471 472

    cng =
      change(user)
      |> put_embed(:info, info_cng)
473

lain's avatar
lain committed
474
    update_and_set_cache(cng)
475 476
  end

477
  def update_note_count(%User{} = user) do
lain's avatar
lain committed
478 479 480 481 482 483
    note_count_query =
      from(
        a in Object,
        where: fragment("?->>'actor' = ? and ?->>'type' = 'Note'", a.data, ^user.ap_id, a.data),
        select: count(a.id)
      )
484 485 486

    note_count = Repo.one(note_count_query)

lain's avatar
lain committed
487
    info_cng = User.Info.set_note_count(user.info, note_count)
488

lain's avatar
lain committed
489 490 491
    cng =
      change(user)
      |> put_embed(:info, info_cng)
492

lain's avatar
lain committed
493
    update_and_set_cache(cng)
494 495 496
  end

  def update_follower_count(%User{} = user) do
lain's avatar
lain committed
497 498 499 500 501 502 503
    follower_count_query =
      from(
        u in User,
        where: ^user.follower_address in u.following,
        where: u.id != ^user.id,
        select: count(u.id)
      )
504 505 506

    follower_count = Repo.one(follower_count_query)

lain's avatar
lain committed
507 508 509
    info_cng =
      user.info
      |> User.Info.set_follower_count(follower_count)
510

lain's avatar
lain committed
511 512 513
    cng =
      change(user)
      |> put_embed(:info, info_cng)
514

lain's avatar
lain committed
515
    update_and_set_cache(cng)
516
  end
517

518
  def get_users_from_set_query(ap_ids, false) do
519 520
    from(
      u in User,
521
      where: u.ap_id in ^ap_ids
522 523 524
    )
  end

525 526
  def get_users_from_set_query(ap_ids, true) do
    query = get_users_from_set_query(ap_ids, false)
527 528 529

    from(
      u in query,
530 531 532 533
      where: u.local == true
    )
  end

534 535 536 537 538
  def get_users_from_set(ap_ids, local_only \\ true) do
    get_users_from_set_query(ap_ids, local_only)
    |> Repo.all()
  end

539
  def get_recipients_from_activity(%Activity{recipients: to}) do
lain's avatar
lain committed
540 541 542 543 544 545
    query =
      from(
        u in User,
        where: u.ap_id in ^to,
        or_where: fragment("? && ?", u.following, ^to)
      )
546

lain's avatar
lain committed
547
    query = from(u in query, where: u.local == true)
548

549 550 551
    Repo.all(query)
  end

552
  def search(query, resolve \\ false) do
553 554 555
    # strip the beginning @ off if there is a query
    query = String.trim_leading(query, "@")

lain's avatar
lain committed
556 557 558
    if resolve do
      User.get_or_fetch_by_nickname(query)
    end
lain's avatar
lain committed
559

lain's avatar
lain committed
560
    inner =
lain's avatar
lain committed
561 562
      from(
        u in User,
lain's avatar
lain committed
563
        select_merge: %{
kaniini's avatar
kaniini committed
564 565 566 567 568 569 570
          search_distance:
            fragment(
              "? <-> (? || ?)",
              ^query,
              u.nickname,
              u.name
            )
571 572
        },
        where: not is_nil(u.nickname)
lain's avatar
lain committed
573 574
      )

kaniini's avatar
kaniini committed
575 576 577 578 579 580
    q =
      from(
        s in subquery(inner),
        order_by: s.search_distance,
        limit: 20
      )
lain's avatar
lain committed
581

lain's avatar
lain committed
582 583
    Repo.all(q)
  end
lain's avatar
lain committed
584

585 586 587 588 589 590 591 592 593 594 595 596 597 598
  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

    if following?(blocked, blocker) do
      unfollow(blocked, blocker)
    end

lain's avatar
lain committed
599 600 601
    info_cng =
      blocker.info
      |> User.Info.add_to_block(ap_id)
lain's avatar
lain committed
602

lain's avatar
lain committed
603 604 605 606 607
    cng =
      change(blocker)
      |> put_embed(:info, info_cng)

    update_and_set_cache(cng)
lain's avatar
lain committed
608 609
  end

610 611 612 613 614
  # helper to handle the block given only an actor's AP id
  def block(blocker, %{ap_id: ap_id}) do
    block(blocker, User.get_by_ap_id(ap_id))
  end

lain's avatar
lain committed
615 616 617 618
  def unblock(blocker, %{ap_id: ap_id}) do
    info_cng =
      blocker.info
      |> User.Info.remove_from_block(ap_id)
lain's avatar
lain committed
619

lain's avatar
lain committed
620 621 622 623 624
    cng =
      change(blocker)
      |> put_embed(:info, info_cng)

    update_and_set_cache(cng)
lain's avatar
lain committed
625 626 627
  end

  def blocks?(user, %{ap_id: ap_id}) do
lain's avatar
lain committed
628 629
    blocks = user.info.blocks
    domain_blocks = user.info.domain_blocks
eal's avatar
eal committed
630
    %{host: host} = URI.parse(ap_id)
eal's avatar
eal committed
631 632 633 634 635

    Enum.member?(blocks, ap_id) ||
      Enum.any?(domain_blocks, fn domain ->
        host == domain
      end)
eal's avatar
eal committed
636 637 638
  end

  def block_domain(user, domain) do
lain's avatar
lain committed
639 640 641
    info_cng =
      user.info
      |> User.Info.add_to_domain_block(domain)
eal's avatar
eal committed
642

lain's avatar
lain committed
643 644 645
    cng =
      change(user)
      |> put_embed(:info, info_cng)
lain's avatar
lain committed
646 647

    update_and_set_cache(cng)
eal's avatar
eal committed
648 649 650
  end

  def unblock_domain(user, domain) do
lain's avatar
lain committed
651 652 653
    info_cng =
      user.info
      |> User.Info.remove_from_domain_block(domain)
eal's avatar
eal committed
654

lain's avatar
lain committed
655 656 657
    cng =
      change(user)
      |> put_embed(:info, info_cng)
lain's avatar
lain committed
658 659

    update_and_set_cache(cng)
lain's avatar
lain committed
660 661
  end

lain's avatar
lain committed
662
  def local_user_query() do
663 664 665 666 667
    from(
      u in User,
      where: u.local == true,
      where: not is_nil(u.nickname)
    )
lain's avatar
lain committed
668 669
  end

kaniini's avatar
kaniini committed
670 671 672 673 674 675 676 677
  def moderator_user_query() do
    from(
      u in User,
      where: u.local == true,
      where: fragment("?->'is_moderator' @> 'true'", u.info)
    )
  end

scarlett's avatar
scarlett committed
678
  def deactivate(%User{} = user, status \\ true) do
lain's avatar
lain committed
679
    info_cng = User.Info.set_activation_status(user.info, status)
lain's avatar
lain committed
680 681 682 683

    cng =
      change(user)
      |> put_embed(:info, info_cng)
lain's avatar
lain committed
684 685

    update_and_set_cache(cng)
lain's avatar
lain committed
686
  end
lain's avatar
lain committed
687

lain's avatar
lain committed
688
  def delete(%User{} = user) do
lain's avatar
lain committed
689 690 691
    {:ok, user} = User.deactivate(user)

    # Remove all relationships
lain's avatar
lain committed
692 693
    {:ok, followers} = User.get_followers(user)

lain's avatar
lain committed
694
    followers
lain's avatar
lain committed
695
    |> Enum.each(fn follower -> User.unfollow(follower, user) end)
lain's avatar
lain committed
696 697

    {:ok, friends} = User.get_friends(user)
lain's avatar
lain committed
698

lain's avatar
lain committed
699
    friends
lain's avatar
lain committed
700
    |> Enum.each(fn followed -> User.unfollow(user, followed) end)
lain's avatar
lain committed
701

lain's avatar
lain committed
702
    query = from(a in Activity, where: a.actor == ^user.ap_id)
lain's avatar
lain committed
703 704

    Repo.all(query)
lain's avatar
lain committed
705
    |> Enum.each(fn activity ->
lain's avatar
lain committed
706
      case activity.data["type"] do
lain's avatar
lain committed
707
        "Create" ->
708
          ActivityPub.delete(Object.normalize(activity.data["object"]))
lain's avatar
lain committed
709 710 711 712

        # TODO: Do something with likes, follows, repeats.
        _ ->
          "Doing nothing"
lain's avatar
lain committed
713 714 715
      end
    end)

716
    {:ok, user}
lain's avatar
lain committed
717
  end
718

lain's avatar
lain committed
719
  def html_filter_policy(%User{info: %{no_rich_text: true}}) do
kaniini's avatar
kaniini committed
720 721 722 723 724
    Pleroma.HTML.Scrubber.TwitterText
  end

  def html_filter_policy(_), do: nil

725
  def get_or_fetch_by_ap_id(ap_id) do
726 727 728
    user = get_by_ap_id(ap_id)

    if !is_nil(user) and !User.needs_update?(user) do
729 730
      user
    else
lain's avatar
lain committed
731 732 733
      ap_try = ActivityPub.make_user_from_ap_id(ap_id)

      case ap_try do
lain's avatar
lain committed
734 735 736
        {:ok, user} ->
          user

lain's avatar
lain committed
737 738 739
        _ ->
          case OStatus.make_user(ap_id) do
            {:ok, user} -> user
feld's avatar
feld committed
740
            _ -> {:error, "Could not fetch by AP id"}
lain's avatar
lain committed
741
          end
742 743 744 745
      end
    end
  end

746
  def get_or_create_instance_user do
747 748 749
    relay_uri = "#{Pleroma.Web.Endpoint.url()}/relay"

    if user = get_by_ap_id(relay_uri) do
750 751 752
      user
    else
      changes =
lain's avatar
lain committed
753
        %User{info: %User.Info{}}
754
        |> cast(%{}, [:ap_id, :nickname, :local])
755
        |> put_change(:ap_id, relay_uri)
756 757
        |> put_change(:nickname, nil)
        |> put_change(:local, true)
758
        |> put_change(:follower_address, relay_uri <> "/followers")
759 760 761 762 763 764

      {:ok, user} = Repo.insert(changes)
      user
    end
  end

765
  # AP style
lain's avatar
lain committed
766
  def public_key_from_info(%{
lain's avatar
lain committed
767
        source_data: %{"publicKey" => %{"publicKeyPem" => public_key_pem}}
lain's avatar
lain committed
768 769
      }) do
    key =
Maksim's avatar
Maksim committed
770 771
      public_key_pem
      |> :public_key.pem_decode()
lain's avatar
lain committed
772 773
      |> hd()
      |> :public_key.pem_entry_decode()
774

lain's avatar
lain committed
775
    {:ok, key}
776 777 778
  end

  # OStatus Magic Key
lain's avatar
lain committed
779
  def public_key_from_info(%{magic_key: magic_key}) do
780 781 782
    {:ok, Pleroma.Web.Salmon.decode_key(magic_key)}
  end

783
  def get_public_key_for_ap_id(ap_id) do
784 785
    with %User{} = user <- get_or_fetch_by_ap_id(ap_id),
         {:ok, public_key} <- public_key_from_info(user.info) do
786 787 788 789 790
      {:ok, public_key}
    else
      _ -> :error
    end
  end
lain's avatar
lain committed
791

792 793 794
  defp blank?(""), do: nil
  defp blank?(n), do: n

lain's avatar
lain committed
795
  def insert_or_update_user(data) do
lain's avatar
lain committed
796 797 798 799
    data =
      data
      |> Map.put(:name, blank?(data[:name]) || data[:nickname])

lain's avatar
lain committed
800
    cs = User.remote_user_creation(data)
lain's avatar
lain committed
801

lain's avatar
lain committed
802 803
    Repo.insert(cs, on_conflict: :replace_all, conflict_target: :nickname)
  end
804

805
  def ap_enabled?(%User{local: true}), do: true
lain's avatar
lain committed
806
  def ap_enabled?(%User{info: info}), do: info.ap_enabled
lain's avatar
lain committed
807
  def ap_enabled?(_), do: false
lain's avatar
lain committed
808

Maksim's avatar
Maksim committed
809 810 811 812
  @doc "Gets or fetch a user by uri or nickname."
  @spec get_or_fetch(String.t()) :: User.t()
  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)
813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836

  # 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
    with %User{} = a <- Repo.get(User, a.id),
         %User{} = b <- Repo.get(User, 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),
         %User{} = a <- Repo.get(User, a.id),
         %User{} = b <- Repo.get(User, b.id) do
      {:ok, a, b}
    else
      _e ->
        :error
    end
  end
Maxim Filippov's avatar
Maxim Filippov committed
837

838
  def parse_bio(bio, user \\ %User{info: %{source_data: %{}}})
lain's avatar
lain committed
839 840
  def parse_bio(nil, _user), do: ""
  def parse_bio(bio, _user) when bio == "", do: bio
841 842

  def parse_bio(bio, user) do
Maxim Filippov's avatar
Maxim Filippov committed
843 844 845 846 847 848 849 850 851 852
    mentions = Formatter.parse_mentions(bio)
    tags = Formatter.parse_tags(bio)

    emoji =
      (user.info.source_data["tag"] || [])
      |> Enum.filter(fn %{"type" => t} -> t == "Emoji" end)
      |> Enum.map(fn %{"icon" => %{"url" => url}, "name" => name} ->
        {String.trim(name, ":"), url}
      end)

Maksim's avatar
Maksim committed
853 854 855
    bio
    |> CommonUtils.format_input(mentions, tags, "text/plain")
    |> Formatter.emojify(emoji)
Maxim Filippov's avatar
Maxim Filippov committed
856
  end
857

858 859 860 861 862
  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
863

Maksim's avatar
Maksim committed
864 865 866 867
  def tag(nickname, tags) when is_binary(nickname),
    do: tag(User.get_by_nickname(nickname), tags)

  def tag(%User{} = user, tags),
868
    do: update_tags(user, Enum.uniq((user.tags || []) ++ normalize_tags(tags)))
Maksim's avatar
Maksim committed
869

870 871 872 873 874
  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
875

876 877
  def untag(nickname, tags) when is_binary(nickname),
    do: untag(User.get_by_nickname(nickname), tags)
878

879 880
  def untag(%User{} = user, tags),
    do: update_tags(user, (user.tags || []) -- normalize_tags(tags))
881

882 883 884 885 886
  defp update_tags(%User{} = user, new_tags) do
    {:ok, updated_user} =
      user
      |> change(%{tags: new_tags})
      |> Repo.update()
887

888
    updated_user
889
  end
Ivan Tashkinov's avatar
Ivan Tashkinov committed
890

891 892 893 894 895
  defp normalize_tags(tags) do
    [tags]
    |> List.flatten()
    |> Enum.map(&String.downcase(&1))
  end
href's avatar
href committed
896 897 898 899 900 901 902 903

  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
lain's avatar
lain committed
904
end