user.ex 23 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
43
  def auth_active?(%User{} = user), do: user.info && !user.info.confirmation_pending

  def superuser?(%User{} = user), do: user.info && User.Info.superuser?(user.info)
44

lain's avatar
lain committed
45
46
47
  def avatar_url(user) do
    case user.avatar do
      %{"url" => [%{"href" => href} | _]} -> href
48
      _ -> "#{Web.base_url()}/images/avi.png"
lain's avatar
lain committed
49
50
51
    end
  end

lain's avatar
lain committed
52
  def banner_url(user) do
lain's avatar
lain committed
53
    case user.info.banner do
lain's avatar
lain committed
54
      %{"url" => [%{"href" => href} | _]} -> href
55
      _ -> "#{Web.base_url()}/images/banner.png"
lain's avatar
lain committed
56
57
58
    end
  end

lain's avatar
lain committed
59
  def profile_url(%User{info: %{source_data: %{"url" => url}}}), do: url
60
61
62
  def profile_url(%User{ap_id: ap_id}), do: ap_id
  def profile_url(_), do: nil

lain's avatar
lain committed
63
  def ap_id(%User{nickname: nickname}) do
lain's avatar
lain committed
64
    "#{Web.base_url()}/users/#{nickname}"
lain's avatar
lain committed
65
66
67
68
69
  end

  def ap_followers(%User{} = user) do
    "#{ap_id(user)}/followers"
  end
lain's avatar
lain committed
70
71
72
73
74
75
76

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

lain's avatar
lain committed
77
  def user_info(%User{} = user) do
78
    oneself = if user.local, do: 1, else: 0
lain's avatar
lain committed
79

lain's avatar
lain committed
80
    %{
81
      following_count: length(user.following) - oneself,
Ivan Tashkinov's avatar
Ivan Tashkinov committed
82
83
84
85
86
      note_count: user.info.note_count,
      follower_count: user.info.follower_count,
      locked: user.info.locked,
      confirmation_pending: user.info.confirmation_pending,
      default_scope: user.info.default_scope
lain's avatar
lain committed
87
88
89
    }
  end

lain's avatar
lain committed
90
  def remote_user_creation(params) do
lain's avatar
lain committed
91
92
93
    params =
      params
      |> Map.put(:info, params[:info] || %{})
lain's avatar
lain committed
94
95
96

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

lain's avatar
lain committed
97
    changes =
lain's avatar
lain committed
98
      %User{}
lain's avatar
lain committed
99
      |> cast(params, [:bio, :name, :ap_id, :nickname, :avatar])
100
      |> validate_required([:name, :ap_id])
lain's avatar
lain committed
101
102
103
104
105
      |> 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
106
      |> put_embed(:info, info_cng)
lain's avatar
lain committed
107

108
    if changes.valid? do
lain's avatar
lain committed
109
      case info_cng.changes[:source_data] do
lain's avatar
lain committed
110
111
112
        %{"followers" => followers} ->
          changes
          |> put_change(:follower_address, followers)
lain's avatar
lain committed
113

lain's avatar
lain committed
114
115
        _ ->
          followers = User.ap_followers(%User{nickname: changes.changes[:nickname]})
lain's avatar
lain committed
116

lain's avatar
lain committed
117
118
119
          changes
          |> put_change(:follower_address, followers)
      end
120
121
122
    else
      changes
    end
lain's avatar
lain committed
123
124
  end

lain's avatar
lain committed
125
  def update_changeset(struct, params \\ %{}) do
Thog's avatar
Thog committed
126
    struct
lain's avatar
lain committed
127
    |> cast(params, [:bio, :name, :avatar])
lain's avatar
lain committed
128
    |> unique_constraint(:nickname)
href's avatar
href committed
129
    |> validate_format(:nickname, local_nickname_regex())
lain's avatar
lain committed
130
    |> validate_length(:bio, max: 5000)
lain's avatar
lain committed
131
132
133
    |> validate_length(:name, min: 1, max: 100)
  end

lain's avatar
lain committed
134
  def upgrade_changeset(struct, params \\ %{}) do
135
136
137
138
    params =
      params
      |> Map.put(:last_refreshed_at, NaiveDateTime.utc_now())

lain's avatar
lain committed
139
140
141
142
    info_cng =
      struct.info
      |> User.Info.user_upgrade(params[:info])

lain's avatar
lain committed
143
    struct
lain's avatar
lain committed
144
    |> cast(params, [:bio, :name, :follower_address, :avatar, :last_refreshed_at])
lain's avatar
lain committed
145
    |> unique_constraint(:nickname)
href's avatar
href committed
146
    |> validate_format(:nickname, local_nickname_regex())
lain's avatar
lain committed
147
148
    |> validate_length(:bio, max: 5000)
    |> validate_length(:name, max: 100)
lain's avatar
lain committed
149
    |> put_embed(:info, info_cng)
lain's avatar
lain committed
150
151
  end

Roger Braun's avatar
Roger Braun committed
152
  def password_update_changeset(struct, params) do
lain's avatar
lain committed
153
154
155
156
157
    changeset =
      struct
      |> cast(params, [:password, :password_confirmation])
      |> validate_required([:password, :password_confirmation])
      |> validate_confirmation(:password)
Roger Braun's avatar
Roger Braun committed
158

159
160
161
    OAuth.Token.delete_user_tokens(struct)
    OAuth.Authorization.delete_user_authorizations(struct)

Roger Braun's avatar
Roger Braun committed
162
163
    if changeset.valid? do
      hashed = Pbkdf2.hashpwsalt(changeset.changes[:password])
lain's avatar
lain committed
164

Roger Braun's avatar
Roger Braun committed
165
166
167
168
169
170
171
172
      changeset
      |> put_change(:password_hash, hashed)
    else
      changeset
    end
  end

  def reset_password(user, data) do
lain's avatar
lain committed
173
    update_and_set_cache(password_update_changeset(user, data))
Roger Braun's avatar
Roger Braun committed
174
175
  end

176
177
178
179
180
181
182
183
  def register_changeset(struct, params \\ %{}, opts \\ []) do
    confirmation_status =
      if opts[:confirmed] || !Pleroma.Config.get([:instance, :account_activation_required]) do
        :confirmed
      else
        :unconfirmed
      end

Ivan Tashkinov's avatar
Ivan Tashkinov committed
184
185
    info_change = User.Info.confirmation_changeset(%User.Info{}, confirmation_status)

lain's avatar
lain committed
186
187
188
189
190
191
192
    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
193
      |> validate_format(:nickname, local_nickname_regex())
lain's avatar
lain committed
194
195
196
      |> validate_format(:email, @email_regex)
      |> validate_length(:bio, max: 1000)
      |> validate_length(:name, min: 1, max: 100)
Ivan Tashkinov's avatar
Ivan Tashkinov committed
197
      |> put_change(:info, info_change)
lain's avatar
lain committed
198
199

    if changeset.valid? do
200
      hashed = Pbkdf2.hashpwsalt(changeset.changes[:password])
lain's avatar
lain committed
201
202
      ap_id = User.ap_id(%User{nickname: changeset.changes[:nickname]})
      followers = User.ap_followers(%User{nickname: changeset.changes[:nickname]})
lain's avatar
lain committed
203

lain's avatar
lain committed
204
205
206
207
      changeset
      |> put_change(:password_hash, hashed)
      |> put_change(:ap_id, ap_id)
      |> put_change(:following, [followers])
208
      |> put_change(:follower_address, followers)
lain's avatar
lain committed
209
210
211
212
213
    else
      changeset
    end
  end

214
215
  @doc "Inserts provided changeset, performs post-registration actions (confirmation email sending etc.)"
  def register(%Ecto.Changeset{} = changeset) do
Ivan Tashkinov's avatar
Ivan Tashkinov committed
216
217
    with {:ok, user} <- Repo.insert(changeset),
         {:ok, _} = try_send_confirmation_email(user) do
218
219
220
221
      {:ok, user}
    end
  end

222
223
224
225
226
227
228
229
230
231
  def try_send_confirmation_email(%User{} = user) do
    if user.info.confirmation_pending do
      user
      |> Pleroma.UserEmail.account_confirmation_email()
      |> Pleroma.Mailer.deliver()
    else
      {:ok, :noop}
    end
  end

232
233
234
235
236
237
238
239
240
241
  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
242
  def maybe_direct_follow(%User{} = follower, %User{local: true, info: %{locked: true}}) do
243
244
245
246
247
248
249
250
    {: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
251
    if not User.ap_enabled?(followed) do
252
      follow(follower, followed)
253
254
255
256
257
    else
      {:ok, follower}
    end
  end

Maksim's avatar
Maksim committed
258
  def maybe_follow(%User{} = follower, %User{info: _info} = followed) do
259
260
    if not following?(follower, followed) do
      follow(follower, followed)
261
    else
262
      {:ok, follower}
263
264
265
    end
  end

lain's avatar
lain committed
266
  def follow(%User{} = follower, %User{info: info} = followed) do
267
268
    user_config = Application.get_env(:pleroma, :user)
    deny_follow_blocked = Keyword.get(user_config, :deny_follow_blocked)
269

270
    ap_followers = followed.follower_address
271

272
    cond do
lain's avatar
lain committed
273
      following?(follower, followed) or info.deactivated ->
274
        {:error, "Could not follow user: #{followed.nickname} is already on your list."}
lain's avatar
lain committed
275

276
      deny_follow_blocked and blocks?(followed, follower) ->
277
        {:error, "Could not follow user: #{followed.nickname} blocked you."}
lain's avatar
lain committed
278

279
280
281
282
283
284
285
286
      true ->
        if !followed.local && follower.local && !ap_enabled?(followed) do
          Websub.subscribe(follower, followed)
        end

        following =
          [ap_followers | follower.following]
          |> Enum.uniq()
287

288
289
290
291
        follower =
          follower
          |> follow_changeset(%{following: following})
          |> update_and_set_cache
292

293
294
295
        {:ok, _} = update_follower_count(followed)

        follower
296
    end
lain's avatar
lain committed
297
  end
lain's avatar
lain committed
298
299

  def unfollow(%User{} = follower, %User{} = followed) do
300
    ap_followers = followed.follower_address
lain's avatar
lain committed
301

302
    if following?(follower, followed) and follower.ap_id != followed.ap_id do
lain's avatar
lain committed
303
304
305
      following =
        follower.following
        |> List.delete(ap_followers)
lain's avatar
lain committed
306

lain's avatar
lain committed
307
308
309
310
      {:ok, follower} =
        follower
        |> follow_changeset(%{following: following})
        |> update_and_set_cache
311
312
313
314

      {:ok, followed} = update_follower_count(followed)

      {:ok, follower, Utils.fetch_latest_follow(follower, followed)}
315
    else
316
      {:error, "Not subscribed!"}
317
    end
lain's avatar
lain committed
318
  end
319

Maksim's avatar
Maksim committed
320
  @spec following?(User.t(), User.t()) :: boolean
321
  def following?(%User{} = follower, %User{} = followed) do
322
    Enum.member?(follower.following, followed.follower_address)
323
  end
lain's avatar
lain committed
324

325
  def locked?(%User{} = user) do
326
    user.info.locked || false
327
328
  end

lain's avatar
lain committed
329
330
331
332
  def get_by_ap_id(ap_id) do
    Repo.get_by(User, ap_id: ap_id)
  end

lain's avatar
lain committed
333
334
  def update_and_set_cache(changeset) do
    with {:ok, user} <- Repo.update(changeset) do
Thog's avatar
Thog committed
335
336
337
      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
338
339
340
341
342
343
      {:ok, user}
    else
      e -> e
    end
  end

lain's avatar
lain committed
344
345
346
  def invalidate_cache(user) do
    Cachex.del(:user_cache, "ap_id:#{user.ap_id}")
    Cachex.del(:user_cache, "nickname:#{user.nickname}")
347
    Cachex.del(:user_cache, "user_info:#{user.id}")
lain's avatar
lain committed
348
349
  end

lain's avatar
lain committed
350
  def get_cached_by_ap_id(ap_id) do
351
    key = "ap_id:#{ap_id}"
Thog's avatar
Thog committed
352
    Cachex.fetch!(:user_cache, key, fn _ -> get_by_ap_id(ap_id) end)
lain's avatar
lain committed
353
354
355
  end

  def get_cached_by_nickname(nickname) do
356
    key = "nickname:#{nickname}"
Thog's avatar
Thog committed
357
    Cachex.fetch!(:user_cache, key, fn _ -> get_or_fetch_by_nickname(nickname) end)
lain's avatar
lain committed
358
  end
lain's avatar
lain committed
359

lain's avatar
lain committed
360
  def get_by_nickname(nickname) do
361
362
363
    Repo.get_by(User, nickname: nickname)
  end

364
365
366
367
368
369
370
  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
371
372
  def get_cached_user_info(user) do
    key = "user_info:#{user.id}"
Thog's avatar
Thog committed
373
    Cachex.fetch!(:user_cache, key, fn _ -> user_info(user) end)
lain's avatar
lain committed
374
  end
lain's avatar
lain committed
375

lain's avatar
lain committed
376
377
378
379
380
381
382
383
384
  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
385
  def get_or_fetch_by_nickname(nickname) do
lain's avatar
lain committed
386
    with %User{} = user <- get_by_nickname(nickname) do
lain's avatar
lain committed
387
      user
lain's avatar
lain committed
388
389
390
391
392
393
394
395
    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
396
    end
lain's avatar
lain committed
397
  end
lain's avatar
lain committed
398

399
400
401
402
403
404
405
406
407
408
  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
409
410
411
412

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

413
414
415
416
417
418
419
420
421
422
  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
423
424
425

    {:ok, Repo.all(q)}
  end
426

427
428
429
  def get_follow_requests_query(%User{} = user) do
    from(
      a in Activity,
kaniini's avatar
kaniini committed
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
      where:
        fragment(
          "? ->> 'type' = 'Follow'",
          a.data
        ),
      where:
        fragment(
          "? ->> 'state' = 'pending'",
          a.data
        ),
      where:
        fragment(
          "? @> ?",
          a.data,
          ^%{"object" => user.ap_id}
        )
446
447
448
449
450
451
452
453
    )
  end

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

    users =
kaniini's avatar
kaniini committed
454
455
456
      Enum.map(reqs, fn req -> req.actor end)
      |> Enum.uniq()
      |> Enum.map(fn ap_id -> get_by_ap_id(ap_id) end)
457
      |> Enum.filter(fn u -> !following?(u, user) end)
458
459
460
461

    {:ok, users}
  end

462
  def increase_note_count(%User{} = user) do
lain's avatar
lain committed
463
    info_cng = User.Info.add_to_note_count(user.info, 1)
lain's avatar
lain committed
464
465
466
467

    cng =
      change(user)
      |> put_embed(:info, info_cng)
468

lain's avatar
lain committed
469
    update_and_set_cache(cng)
470
471
  end

472
  def decrease_note_count(%User{} = user) do
lain's avatar
lain committed
473
    info_cng = User.Info.add_to_note_count(user.info, -1)
lain's avatar
lain committed
474
475
476
477

    cng =
      change(user)
      |> put_embed(:info, info_cng)
478

lain's avatar
lain committed
479
    update_and_set_cache(cng)
480
481
  end

482
  def update_note_count(%User{} = user) do
lain's avatar
lain committed
483
484
485
486
487
488
    note_count_query =
      from(
        a in Object,
        where: fragment("?->>'actor' = ? and ?->>'type' = 'Note'", a.data, ^user.ap_id, a.data),
        select: count(a.id)
      )
489
490
491

    note_count = Repo.one(note_count_query)

lain's avatar
lain committed
492
    info_cng = User.Info.set_note_count(user.info, note_count)
493

lain's avatar
lain committed
494
495
496
    cng =
      change(user)
      |> put_embed(:info, info_cng)
497

lain's avatar
lain committed
498
    update_and_set_cache(cng)
499
500
501
  end

  def update_follower_count(%User{} = user) do
lain's avatar
lain committed
502
503
504
505
506
507
508
    follower_count_query =
      from(
        u in User,
        where: ^user.follower_address in u.following,
        where: u.id != ^user.id,
        select: count(u.id)
      )
509
510
511

    follower_count = Repo.one(follower_count_query)

lain's avatar
lain committed
512
513
514
    info_cng =
      user.info
      |> User.Info.set_follower_count(follower_count)
515

lain's avatar
lain committed
516
517
518
    cng =
      change(user)
      |> put_embed(:info, info_cng)
519

lain's avatar
lain committed
520
    update_and_set_cache(cng)
521
  end
522

523
  def get_users_from_set_query(ap_ids, false) do
524
525
    from(
      u in User,
526
      where: u.ap_id in ^ap_ids
527
528
529
    )
  end

530
531
  def get_users_from_set_query(ap_ids, true) do
    query = get_users_from_set_query(ap_ids, false)
532
533
534

    from(
      u in query,
535
536
537
538
      where: u.local == true
    )
  end

539
540
541
542
543
  def get_users_from_set(ap_ids, local_only \\ true) do
    get_users_from_set_query(ap_ids, local_only)
    |> Repo.all()
  end

544
  def get_recipients_from_activity(%Activity{recipients: to}) do
lain's avatar
lain committed
545
546
547
548
549
550
    query =
      from(
        u in User,
        where: u.ap_id in ^to,
        or_where: fragment("? && ?", u.following, ^to)
      )
551

lain's avatar
lain committed
552
    query = from(u in query, where: u.local == true)
553

554
555
556
    Repo.all(query)
  end

557
  def search(query, resolve \\ false) do
558
559
560
    # strip the beginning @ off if there is a query
    query = String.trim_leading(query, "@")

lain's avatar
lain committed
561
562
563
    if resolve do
      User.get_or_fetch_by_nickname(query)
    end
lain's avatar
lain committed
564

lain's avatar
lain committed
565
    inner =
lain's avatar
lain committed
566
567
      from(
        u in User,
lain's avatar
lain committed
568
        select_merge: %{
kaniini's avatar
kaniini committed
569
570
571
572
573
574
575
          search_distance:
            fragment(
              "? <-> (? || ?)",
              ^query,
              u.nickname,
              u.name
            )
576
577
        },
        where: not is_nil(u.nickname)
lain's avatar
lain committed
578
579
      )

kaniini's avatar
kaniini committed
580
581
582
583
584
585
    q =
      from(
        s in subquery(inner),
        order_by: s.search_distance,
        limit: 20
      )
lain's avatar
lain committed
586

lain's avatar
lain committed
587
588
    Repo.all(q)
  end
lain's avatar
lain committed
589

590
591
592
593
594
595
596
597
598
599
600
601
602
603
  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
604
605
606
    info_cng =
      blocker.info
      |> User.Info.add_to_block(ap_id)
lain's avatar
lain committed
607

lain's avatar
lain committed
608
609
610
611
612
    cng =
      change(blocker)
      |> put_embed(:info, info_cng)

    update_and_set_cache(cng)
lain's avatar
lain committed
613
614
  end

615
616
617
618
619
  # 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
620
621
622
623
  def unblock(blocker, %{ap_id: ap_id}) do
    info_cng =
      blocker.info
      |> User.Info.remove_from_block(ap_id)
lain's avatar
lain committed
624

lain's avatar
lain committed
625
626
627
628
629
    cng =
      change(blocker)
      |> put_embed(:info, info_cng)

    update_and_set_cache(cng)
lain's avatar
lain committed
630
631
632
  end

  def blocks?(user, %{ap_id: ap_id}) do
lain's avatar
lain committed
633
634
    blocks = user.info.blocks
    domain_blocks = user.info.domain_blocks
eal's avatar
eal committed
635
    %{host: host} = URI.parse(ap_id)
eal's avatar
eal committed
636
637
638
639
640

    Enum.member?(blocks, ap_id) ||
      Enum.any?(domain_blocks, fn domain ->
        host == domain
      end)
eal's avatar
eal committed
641
642
643
  end

  def block_domain(user, domain) do
lain's avatar
lain committed
644
645
646
    info_cng =
      user.info
      |> User.Info.add_to_domain_block(domain)
eal's avatar
eal committed
647

lain's avatar
lain committed
648
649
650
    cng =
      change(user)
      |> put_embed(:info, info_cng)
lain's avatar
lain committed
651
652

    update_and_set_cache(cng)
eal's avatar
eal committed
653
654
655
  end

  def unblock_domain(user, domain) do
lain's avatar
lain committed
656
657
658
    info_cng =
      user.info
      |> User.Info.remove_from_domain_block(domain)
eal's avatar
eal committed
659

lain's avatar
lain committed
660
661
662
    cng =
      change(user)
      |> put_embed(:info, info_cng)
lain's avatar
lain committed
663
664

    update_and_set_cache(cng)
lain's avatar
lain committed
665
666
  end

lain's avatar
lain committed
667
  def local_user_query() do
668
669
670
671
672
    from(
      u in User,
      where: u.local == true,
      where: not is_nil(u.nickname)
    )
lain's avatar
lain committed
673
674
  end

kaniini's avatar
kaniini committed
675
676
677
678
679
680
681
682
  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
683
  def deactivate(%User{} = user, status \\ true) do
lain's avatar
lain committed
684
    info_cng = User.Info.set_activation_status(user.info, status)
lain's avatar
lain committed
685
686
687
688

    cng =
      change(user)
      |> put_embed(:info, info_cng)
lain's avatar
lain committed
689
690

    update_and_set_cache(cng)
lain's avatar
lain committed
691
  end
lain's avatar
lain committed
692

lain's avatar
lain committed
693
  def delete(%User{} = user) do
lain's avatar
lain committed
694
695
696
    {:ok, user} = User.deactivate(user)

    # Remove all relationships
lain's avatar
lain committed
697
698
    {:ok, followers} = User.get_followers(user)

lain's avatar
lain committed
699
    followers
lain's avatar
lain committed
700
    |> Enum.each(fn follower -> User.unfollow(follower, user) end)
lain's avatar
lain committed
701
702

    {:ok, friends} = User.get_friends(user)
lain's avatar
lain committed
703

lain's avatar
lain committed
704
    friends
lain's avatar
lain committed
705
    |> Enum.each(fn followed -> User.unfollow(user, followed) end)
lain's avatar
lain committed
706

lain's avatar
lain committed
707
    query = from(a in Activity, where: a.actor == ^user.ap_id)
lain's avatar
lain committed
708
709

    Repo.all(query)
lain's avatar
lain committed
710
    |> Enum.each(fn activity ->
lain's avatar
lain committed
711
      case activity.data["type"] do
lain's avatar
lain committed
712
        "Create" ->
713
          ActivityPub.delete(Object.normalize(activity.data["object"]))
lain's avatar
lain committed
714
715
716
717

        # TODO: Do something with likes, follows, repeats.
        _ ->
          "Doing nothing"
lain's avatar
lain committed
718
719
720
      end
    end)

721
    {:ok, user}
lain's avatar
lain committed
722
  end
723

lain's avatar
lain committed
724
  def html_filter_policy(%User{info: %{no_rich_text: true}}) do
kaniini's avatar
kaniini committed
725
726
727
728
729
    Pleroma.HTML.Scrubber.TwitterText
  end

  def html_filter_policy(_), do: nil

730
  def get_or_fetch_by_ap_id(ap_id) do
731
732
733
    user = get_by_ap_id(ap_id)

    if !is_nil(user) and !User.needs_update?(user) do
734
735
      user
    else
lain's avatar
lain committed
736
737
738
      ap_try = ActivityPub.make_user_from_ap_id(ap_id)

      case ap_try do
lain's avatar
lain committed
739
740
741
        {:ok, user} ->
          user

lain's avatar
lain committed
742
743
744
        _ ->
          case OStatus.make_user(ap_id) do
            {:ok, user} -> user
feld's avatar
feld committed
745
            _ -> {:error, "Could not fetch by AP id"}
lain's avatar
lain committed
746
          end
747
748
749
750
      end
    end
  end

751
  def get_or_create_instance_user do
752
753
754
    relay_uri = "#{Pleroma.Web.Endpoint.url()}/relay"

    if user = get_by_ap_id(relay_uri) do
755
756
757
      user
    else
      changes =
lain's avatar
lain committed
758
        %User{info: %User.Info{}}
759
        |> cast(%{}, [:ap_id, :nickname, :local])
760
        |> put_change(:ap_id, relay_uri)
761
762
        |> put_change(:nickname, nil)
        |> put_change(:local, true)
763
        |> put_change(:follower_address, relay_uri <> "/followers")
764
765
766
767
768
769

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

770
  # AP style
lain's avatar
lain committed
771
  def public_key_from_info(%{
lain's avatar
lain committed
772
        source_data: %{"publicKey" => %{"publicKeyPem" => public_key_pem}}
lain's avatar
lain committed
773
774
      }) do
    key =
Maksim's avatar
Maksim committed
775
776
      public_key_pem
      |> :public_key.pem_decode()
lain's avatar
lain committed
777
778
      |> hd()
      |> :public_key.pem_entry_decode()
779

lain's avatar
lain committed
780
    {:ok, key}
781
782
783
  end

  # OStatus Magic Key
lain's avatar
lain committed
784
  def public_key_from_info(%{magic_key: magic_key}) do
785
786
787
    {:ok, Pleroma.Web.Salmon.decode_key(magic_key)}
  end

788
  def get_public_key_for_ap_id(ap_id) do
789
790
    with %User{} = user <- get_or_fetch_by_ap_id(ap_id),
         {:ok, public_key} <- public_key_from_info(user.info) do
791
792
793
794
795
      {:ok, public_key}
    else
      _ -> :error
    end
  end
lain's avatar
lain committed
796

797
798
799
  defp blank?(""), do: nil
  defp blank?(n), do: n

lain's avatar
lain committed
800
  def insert_or_update_user(data) do
lain's avatar
lain committed
801
802
803
804
    data =
      data
      |> Map.put(:name, blank?(data[:name]) || data[:nickname])

lain's avatar
lain committed
805
    cs = User.remote_user_creation(data)
lain's avatar
lain committed
806

lain's avatar
lain committed
807
808
    Repo.insert(cs, on_conflict: :replace_all, conflict_target: :nickname)
  end
809

810
  def ap_enabled?(%User{local: true}), do: true
lain's avatar
lain committed
811
  def ap_enabled?(%User{info: info}), do: info.ap_enabled
lain's avatar
lain committed
812
  def ap_enabled?(_), do: false
lain's avatar
lain committed
813

Maksim's avatar
Maksim committed
814
815
816
817
  @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)
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841

  # 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
842

843
  def parse_bio(bio, user \\ %User{info: %{source_data: %{}}})
lain's avatar
lain committed
844
845
  def parse_bio(nil, _user), do: ""
  def parse_bio(bio, _user) when bio == "", do: bio
846
847

  def parse_bio(bio, user) do
Maxim Filippov's avatar
Maxim Filippov committed
848
849
850
851
852
853
854
855
856
857
    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
858
859
860
    bio
    |> CommonUtils.format_input(mentions, tags, "text/plain")
    |> Formatter.emojify(emoji)
Maxim Filippov's avatar
Maxim Filippov committed
861
  end
862

863
864
865
866
867
  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
868

Maksim's avatar
Maksim committed
869
870
871
872
  def tag(nickname, tags) when is_binary(nickname),
    do: tag(User.get_by_nickname(nickname), tags)

  def tag(%User{} = user, tags),
873
    do: update_tags(user, Enum.uniq((user.tags || []) ++ normalize_tags(tags)))
Maksim's avatar
Maksim committed
874

875
876
877
878
879
  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
880

881
882
  def untag(nickname, tags) when is_binary(nickname),
    do: untag(User.get_by_nickname(nickname), tags)
883

884
885
  def untag(%User{} = user, tags),
    do: update_tags(user, (user.tags || []) -- normalize_tags(tags))
886

887
888
889
890
891
  defp update_tags(%User{} = user, new_tags) do
    {:ok, updated_user} =
      user
      |> change(%{tags: new_tags})
      |> Repo.update()
892

893
    updated_user
894
  end
Ivan Tashkinov's avatar
Ivan Tashkinov committed
895

896
897
898
899
900
  defp normalize_tags(tags) do
    [tags]
    |> List.flatten()
    |> Enum.map(&String.downcase(&1))
  end
href's avatar
href committed
901
902
903
904
905
906
907
908

  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
909
end