user.ex 17.5 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
lain's avatar
lain committed
7
  alias Pleroma.Web.{OStatus, Websub}
lain's avatar
lain committed
8
  alias Pleroma.Web.ActivityPub.{Utils, ActivityPub}
lain's avatar
lain committed
9
10

  schema "users" do
lain's avatar
lain committed
11
12
13
14
15
16
17
18
19
20
21
22
23
    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(:info, :map, default: %{})
    field(:follower_address, :string)
lain's avatar
lain committed
24
    field(:search_distance, :float, virtual: true)
lain's avatar
lain committed
25
    has_many(:notifications, Notification)
lain's avatar
lain committed
26
27
28

    timestamps()
  end
lain's avatar
lain committed
29

lain's avatar
lain committed
30
31
32
  def avatar_url(user) do
    case user.avatar do
      %{"url" => [%{"href" => href} | _]} -> href
33
      _ -> "#{Web.base_url()}/images/avi.png"
lain's avatar
lain committed
34
35
36
    end
  end

lain's avatar
lain committed
37
38
39
  def banner_url(user) do
    case user.info["banner"] do
      %{"url" => [%{"href" => href} | _]} -> href
40
      _ -> "#{Web.base_url()}/images/banner.png"
lain's avatar
lain committed
41
42
43
    end
  end

lain's avatar
lain committed
44
  def ap_id(%User{nickname: nickname}) do
lain's avatar
lain committed
45
    "#{Web.base_url()}/users/#{nickname}"
lain's avatar
lain committed
46
47
48
49
50
  end

  def ap_followers(%User{} = user) do
    "#{ap_id(user)}/followers"
  end
lain's avatar
lain committed
51
52
53
54
55
56
57

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

58
59
60
61
62
63
  def info_changeset(struct, params \\ %{}) do
    struct
    |> cast(params, [:info])
    |> validate_required([:info])
  end

lain's avatar
lain committed
64
  def user_info(%User{} = user) do
65
    oneself = if user.local, do: 1, else: 0
lain's avatar
lain committed
66

lain's avatar
lain committed
67
    %{
68
      following_count: length(user.following) - oneself,
69
      note_count: user.info["note_count"] || 0,
70
71
      follower_count: user.info["follower_count"] || 0,
      locked: user.info["locked"] || false
lain's avatar
lain committed
72
73
74
    }
  end

lain's avatar
lain committed
75
76
  @email_regex ~r/^[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/
  def remote_user_creation(params) do
lain's avatar
lain committed
77
78
79
80
81
82
83
84
85
86
    changes =
      %User{}
      |> cast(params, [:bio, :name, :ap_id, :nickname, :info, :avatar])
      |> validate_required([:name, :ap_id, :nickname])
      |> unique_constraint(:nickname)
      |> validate_format(:nickname, @email_regex)
      |> validate_length(:bio, max: 5000)
      |> validate_length(:name, max: 100)
      |> put_change(:local, false)

87
    if changes.valid? do
lain's avatar
lain committed
88
89
90
91
      case changes.changes[:info]["source_data"] do
        %{"followers" => followers} ->
          changes
          |> put_change(:follower_address, followers)
lain's avatar
lain committed
92

lain's avatar
lain committed
93
94
        _ ->
          followers = User.ap_followers(%User{nickname: changes.changes[:nickname]})
lain's avatar
lain committed
95

lain's avatar
lain committed
96
97
98
          changes
          |> put_change(:follower_address, followers)
      end
99
100
101
    else
      changes
    end
lain's avatar
lain committed
102
103
  end

lain's avatar
lain committed
104
  def update_changeset(struct, params \\ %{}) do
Thog's avatar
Thog committed
105
    struct
lain's avatar
lain committed
106
107
108
    |> cast(params, [:bio, :name])
    |> unique_constraint(:nickname)
    |> validate_format(:nickname, ~r/^[a-zA-Z\d]+$/)
lain's avatar
lain committed
109
    |> validate_length(:bio, max: 5000)
lain's avatar
lain committed
110
111
112
    |> validate_length(:name, min: 1, max: 100)
  end

lain's avatar
lain committed
113
114
  def upgrade_changeset(struct, params \\ %{}) do
    struct
lain's avatar
lain committed
115
    |> cast(params, [:bio, :name, :info, :follower_address, :avatar])
lain's avatar
lain committed
116
117
    |> unique_constraint(:nickname)
    |> validate_format(:nickname, ~r/^[a-zA-Z\d]+$/)
lain's avatar
lain committed
118
119
    |> validate_length(:bio, max: 5000)
    |> validate_length(:name, max: 100)
lain's avatar
lain committed
120
121
  end

Roger Braun's avatar
Roger Braun committed
122
  def password_update_changeset(struct, params) do
lain's avatar
lain committed
123
124
125
126
127
    changeset =
      struct
      |> cast(params, [:password, :password_confirmation])
      |> validate_required([:password, :password_confirmation])
      |> validate_confirmation(:password)
Roger Braun's avatar
Roger Braun committed
128
129
130

    if changeset.valid? do
      hashed = Pbkdf2.hashpwsalt(changeset.changes[:password])
lain's avatar
lain committed
131

Roger Braun's avatar
Roger Braun committed
132
133
134
135
136
137
138
139
      changeset
      |> put_change(:password_hash, hashed)
    else
      changeset
    end
  end

  def reset_password(user, data) do
lain's avatar
lain committed
140
    update_and_set_cache(password_update_changeset(user, data))
Roger Braun's avatar
Roger Braun committed
141
142
  end

lain's avatar
lain committed
143
  def register_changeset(struct, params \\ %{}) do
lain's avatar
lain committed
144
145
146
147
148
149
150
151
152
153
154
    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)
      |> validate_format(:nickname, ~r/^[a-zA-Z\d]+$/)
      |> validate_format(:email, @email_regex)
      |> validate_length(:bio, max: 1000)
      |> validate_length(:name, min: 1, max: 100)
lain's avatar
lain committed
155
156

    if changeset.valid? do
157
      hashed = Pbkdf2.hashpwsalt(changeset.changes[:password])
lain's avatar
lain committed
158
159
      ap_id = User.ap_id(%User{nickname: changeset.changes[:nickname]})
      followers = User.ap_followers(%User{nickname: changeset.changes[:nickname]})
lain's avatar
lain committed
160

lain's avatar
lain committed
161
162
163
164
      changeset
      |> put_change(:password_hash, hashed)
      |> put_change(:ap_id, ap_id)
      |> put_change(:following, [followers])
165
      |> put_change(:follower_address, followers)
lain's avatar
lain committed
166
167
168
169
170
    else
      changeset
    end
  end

171
172
173
174
175
176
  def maybe_direct_follow(%User{} = follower, %User{info: info} = followed) do
    user_info = user_info(followed)

    should_direct_follow =
      cond do
        # if the account is locked, don't pre-create the relationship
177
        user_info[:locked] == true ->
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
          false

        # if the users are blocking each other, we shouldn't even be here, but check for it anyway
        User.blocks?(follower, followed) == true or User.blocks?(followed, follower) == true ->
          false

        # if OStatus, then there is no three-way handshake to follow
        User.ap_enabled?(followed) != true ->
          true

        # if there are no other reasons not to, just pre-create the relationship
        true ->
          true
      end

    if should_direct_follow do
      follow(follower, followed)
195
196
197
198
199
200
201
202
    else
      {:ok, follower}
    end
  end

  def maybe_follow(%User{} = follower, %User{info: info} = followed) do
    if not following?(follower, followed) do
      follow(follower, followed)
203
    else
204
      {:ok, follower}
205
206
207
    end
  end

lain's avatar
lain committed
208
  def follow(%User{} = follower, %User{info: info} = followed) do
209
    ap_followers = followed.follower_address
210

211
212
213
    cond do
      following?(follower, followed) or info["deactivated"] ->
        {:error, "Could not follow user: #{followed.nickname} is already on your list."}
lain's avatar
lain committed
214

215
216
      blocks?(followed, follower) ->
        {:error, "Could not follow user: #{followed.nickname} blocked you."}
lain's avatar
lain committed
217

218
219
220
221
222
223
224
225
      true ->
        if !followed.local && follower.local && !ap_enabled?(followed) do
          Websub.subscribe(follower, followed)
        end

        following =
          [ap_followers | follower.following]
          |> Enum.uniq()
226

227
228
229
230
        follower =
          follower
          |> follow_changeset(%{following: following})
          |> update_and_set_cache
231

232
233
234
        {:ok, _} = update_follower_count(followed)

        follower
235
    end
lain's avatar
lain committed
236
  end
lain's avatar
lain committed
237
238

  def unfollow(%User{} = follower, %User{} = followed) do
239
    ap_followers = followed.follower_address
lain's avatar
lain committed
240

241
    if following?(follower, followed) and follower.ap_id != followed.ap_id do
lain's avatar
lain committed
242
243
244
      following =
        follower.following
        |> List.delete(ap_followers)
lain's avatar
lain committed
245

lain's avatar
lain committed
246
247
248
249
      {:ok, follower} =
        follower
        |> follow_changeset(%{following: following})
        |> update_and_set_cache
250
251
252
253

      {:ok, followed} = update_follower_count(followed)

      {:ok, follower, Utils.fetch_latest_follow(follower, followed)}
254
    else
255
      {:error, "Not subscribed!"}
256
    end
lain's avatar
lain committed
257
  end
258
259

  def following?(%User{} = follower, %User{} = followed) do
260
    Enum.member?(follower.following, followed.follower_address)
261
  end
lain's avatar
lain committed
262

263
264
265
266
  def locked?(%User{} = user) do
    user.info["locked"] || false
  end

lain's avatar
lain committed
267
268
269
270
  def get_by_ap_id(ap_id) do
    Repo.get_by(User, ap_id: ap_id)
  end

lain's avatar
lain committed
271
272
  def update_and_set_cache(changeset) do
    with {:ok, user} <- Repo.update(changeset) do
Thog's avatar
Thog committed
273
274
275
      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
276
277
278
279
280
281
      {:ok, user}
    else
      e -> e
    end
  end

lain's avatar
lain committed
282
283
284
285
286
  def invalidate_cache(user) do
    Cachex.del(:user_cache, "ap_id:#{user.ap_id}")
    Cachex.del(:user_cache, "nickname:#{user.nickname}")
  end

lain's avatar
lain committed
287
  def get_cached_by_ap_id(ap_id) do
288
    key = "ap_id:#{ap_id}"
Thog's avatar
Thog committed
289
    Cachex.fetch!(:user_cache, key, fn _ -> get_by_ap_id(ap_id) end)
lain's avatar
lain committed
290
291
292
  end

  def get_cached_by_nickname(nickname) do
293
    key = "nickname:#{nickname}"
Thog's avatar
Thog committed
294
    Cachex.fetch!(:user_cache, key, fn _ -> get_or_fetch_by_nickname(nickname) end)
lain's avatar
lain committed
295
  end
lain's avatar
lain committed
296

lain's avatar
lain committed
297
  def get_by_nickname(nickname) do
298
299
300
    Repo.get_by(User, nickname: nickname)
  end

301
302
303
304
305
306
307
  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
308
309
  def get_cached_user_info(user) do
    key = "user_info:#{user.id}"
Thog's avatar
Thog committed
310
    Cachex.fetch!(:user_cache, key, fn _ -> user_info(user) end)
lain's avatar
lain committed
311
  end
lain's avatar
lain committed
312

lain's avatar
lain committed
313
314
315
316
317
318
319
320
321
  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
322
  def get_or_fetch_by_nickname(nickname) do
lain's avatar
lain committed
323
    with %User{} = user <- get_by_nickname(nickname) do
lain's avatar
lain committed
324
      user
lain's avatar
lain committed
325
326
327
328
329
330
331
332
    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
333
    end
lain's avatar
lain committed
334
  end
lain's avatar
lain committed
335

336
337
338
339
340
341
342
343
344
345
  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
346
347
348
349

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

350
351
352
353
354
355
356
357
358
359
  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
360
361
362

    {:ok, Repo.all(q)}
  end
363

364
365
366
  def get_follow_requests_query(%User{} = user) do
    from(
      a in Activity,
kaniini's avatar
kaniini committed
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
      where:
        fragment(
          "? ->> 'type' = 'Follow'",
          a.data
        ),
      where:
        fragment(
          "? ->> 'state' = 'pending'",
          a.data
        ),
      where:
        fragment(
          "? @> ?",
          a.data,
          ^%{"object" => user.ap_id}
        )
383
384
385
386
387
388
389
390
    )
  end

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

    users =
kaniini's avatar
kaniini committed
391
392
393
      Enum.map(reqs, fn req -> req.actor end)
      |> Enum.uniq()
      |> Enum.map(fn ap_id -> get_by_ap_id(ap_id) end)
394
395
396
397

    {:ok, users}
  end

398
399
400
401
402
403
  def increase_note_count(%User{} = user) do
    note_count = (user.info["note_count"] || 0) + 1
    new_info = Map.put(user.info, "note_count", note_count)

    cs = info_changeset(user, %{info: new_info})

lain's avatar
lain committed
404
    update_and_set_cache(cs)
405
406
  end

407
  def decrease_note_count(%User{} = user) do
dashie's avatar
dashie committed
408
    note_count = user.info["note_count"] || 0
409
410
411
412
413
414
415
416
    note_count = if note_count <= 0, do: 0, else: note_count - 1
    new_info = Map.put(user.info, "note_count", note_count)

    cs = info_changeset(user, %{info: new_info})

    update_and_set_cache(cs)
  end

417
  def update_note_count(%User{} = user) do
lain's avatar
lain committed
418
419
420
421
422
423
    note_count_query =
      from(
        a in Object,
        where: fragment("?->>'actor' = ? and ?->>'type' = 'Note'", a.data, ^user.ap_id, a.data),
        select: count(a.id)
      )
424
425
426
427
428
429
430

    note_count = Repo.one(note_count_query)

    new_info = Map.put(user.info, "note_count", note_count)

    cs = info_changeset(user, %{info: new_info})

lain's avatar
lain committed
431
    update_and_set_cache(cs)
432
433
434
  end

  def update_follower_count(%User{} = user) do
lain's avatar
lain committed
435
436
437
438
439
440
441
    follower_count_query =
      from(
        u in User,
        where: ^user.follower_address in u.following,
        where: u.id != ^user.id,
        select: count(u.id)
      )
442
443
444
445
446
447
448

    follower_count = Repo.one(follower_count_query)

    new_info = Map.put(user.info, "follower_count", follower_count)

    cs = info_changeset(user, %{info: new_info})

lain's avatar
lain committed
449
    update_and_set_cache(cs)
450
  end
451

452
  def get_notified_from_activity(%Activity{recipients: to}) do
lain's avatar
lain committed
453
454
455
456
457
458
    query =
      from(
        u in User,
        where: u.ap_id in ^to,
        where: u.local == true
      )
459
460
461

    Repo.all(query)
  end
lain's avatar
lain committed
462

463
  def get_recipients_from_activity(%Activity{recipients: to}) do
lain's avatar
lain committed
464
465
466
467
468
469
    query =
      from(
        u in User,
        where: u.ap_id in ^to,
        or_where: fragment("? && ?", u.following, ^to)
      )
470

lain's avatar
lain committed
471
    query = from(u in query, where: u.local == true)
472

473
474
475
    Repo.all(query)
  end

lain's avatar
lain committed
476
  def search(query, resolve) do
477
478
479
    # strip the beginning @ off if there is a query
    query = String.trim_leading(query, "@")

lain's avatar
lain committed
480
481
482
    if resolve do
      User.get_or_fetch_by_nickname(query)
    end
lain's avatar
lain committed
483

lain's avatar
lain committed
484
    inner =
lain's avatar
lain committed
485
486
      from(
        u in User,
lain's avatar
lain committed
487
        select_merge: %{
kaniini's avatar
kaniini committed
488
489
490
491
492
493
494
495
          search_distance:
            fragment(
              "? <-> (? || ?)",
              ^query,
              u.nickname,
              u.name
            )
        }
lain's avatar
lain committed
496
497
      )

kaniini's avatar
kaniini committed
498
499
500
501
502
503
    q =
      from(
        s in subquery(inner),
        order_by: s.search_distance,
        limit: 20
      )
lain's avatar
lain committed
504

lain's avatar
lain committed
505
506
    Repo.all(q)
  end
lain's avatar
lain committed
507

508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
  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

    blocks = blocker.info["blocks"] || []
lain's avatar
lain committed
523
    new_blocks = Enum.uniq([ap_id | blocks])
524
    new_info = Map.put(blocker.info, "blocks", new_blocks)
lain's avatar
lain committed
525

526
    cs = User.info_changeset(blocker, %{info: new_info})
lain's avatar
lain committed
527
    update_and_set_cache(cs)
lain's avatar
lain committed
528
529
  end

530
531
532
533
534
  # 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
535
536
537
538
539
540
  def unblock(user, %{ap_id: ap_id}) do
    blocks = user.info["blocks"] || []
    new_blocks = List.delete(blocks, ap_id)
    new_info = Map.put(user.info, "blocks", new_blocks)

    cs = User.info_changeset(user, %{info: new_info})
lain's avatar
lain committed
541
    update_and_set_cache(cs)
lain's avatar
lain committed
542
543
544
545
  end

  def blocks?(user, %{ap_id: ap_id}) do
    blocks = user.info["blocks"] || []
eal's avatar
eal committed
546
547
    domain_blocks = user.info["domain_blocks"] || []
    %{host: host} = URI.parse(ap_id)
eal's avatar
eal committed
548
549
550
551
552

    Enum.member?(blocks, ap_id) ||
      Enum.any?(domain_blocks, fn domain ->
        host == domain
      end)
eal's avatar
eal committed
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
  end

  def block_domain(user, domain) do
    domain_blocks = user.info["domain_blocks"] || []
    new_blocks = Enum.uniq([domain | domain_blocks])
    new_info = Map.put(user.info, "domain_blocks", new_blocks)

    cs = User.info_changeset(user, %{info: new_info})
    update_and_set_cache(cs)
  end

  def unblock_domain(user, domain) do
    blocks = user.info["domain_blocks"] || []
    new_blocks = List.delete(blocks, domain)
    new_info = Map.put(user.info, "domain_blocks", new_blocks)

    cs = User.info_changeset(user, %{info: new_info})
    update_and_set_cache(cs)
lain's avatar
lain committed
571
572
  end

lain's avatar
lain committed
573
  def local_user_query() do
lain's avatar
lain committed
574
    from(u in User, where: u.local == true)
lain's avatar
lain committed
575
576
  end

lain's avatar
lain committed
577
  def deactivate(%User{} = user) do
lain's avatar
lain committed
578
579
    new_info = Map.put(user.info, "deactivated", true)
    cs = User.info_changeset(user, %{info: new_info})
lain's avatar
lain committed
580
    update_and_set_cache(cs)
lain's avatar
lain committed
581
  end
lain's avatar
lain committed
582

lain's avatar
lain committed
583
  def delete(%User{} = user) do
lain's avatar
lain committed
584
585
586
    {:ok, user} = User.deactivate(user)

    # Remove all relationships
lain's avatar
lain committed
587
588
    {:ok, followers} = User.get_followers(user)

lain's avatar
lain committed
589
    followers
lain's avatar
lain committed
590
    |> Enum.each(fn follower -> User.unfollow(follower, user) end)
lain's avatar
lain committed
591
592

    {:ok, friends} = User.get_friends(user)
lain's avatar
lain committed
593

lain's avatar
lain committed
594
    friends
lain's avatar
lain committed
595
    |> Enum.each(fn followed -> User.unfollow(user, followed) end)
lain's avatar
lain committed
596

lain's avatar
lain committed
597
    query = from(a in Activity, where: a.actor == ^user.ap_id)
lain's avatar
lain committed
598
599

    Repo.all(query)
lain's avatar
lain committed
600
    |> Enum.each(fn activity ->
lain's avatar
lain committed
601
      case activity.data["type"] do
lain's avatar
lain committed
602
603
604
605
606
607
        "Create" ->
          ActivityPub.delete(Object.get_by_ap_id(activity.data["object"]["id"]))

        # TODO: Do something with likes, follows, repeats.
        _ ->
          "Doing nothing"
lain's avatar
lain committed
608
609
610
      end
    end)

lain's avatar
lain committed
611
612
    :ok
  end
613

614
615
616
617
  def get_or_fetch_by_ap_id(ap_id) do
    if user = get_by_ap_id(ap_id) do
      user
    else
lain's avatar
lain committed
618
619
620
      ap_try = ActivityPub.make_user_from_ap_id(ap_id)

      case ap_try do
lain's avatar
lain committed
621
622
623
        {:ok, user} ->
          user

lain's avatar
lain committed
624
625
626
        _ ->
          case OStatus.make_user(ap_id) do
            {:ok, user} -> user
feld's avatar
feld committed
627
            _ -> {:error, "Could not fetch by AP id"}
lain's avatar
lain committed
628
          end
629
630
631
632
633
      end
    end
  end

  # AP style
lain's avatar
lain committed
634
635
636
637
638
639
640
  def public_key_from_info(%{
        "source_data" => %{"publicKey" => %{"publicKeyPem" => public_key_pem}}
      }) do
    key =
      :public_key.pem_decode(public_key_pem)
      |> hd()
      |> :public_key.pem_entry_decode()
641

lain's avatar
lain committed
642
    {:ok, key}
643
644
645
646
647
648
649
  end

  # OStatus Magic Key
  def public_key_from_info(%{"magic_key" => magic_key}) do
    {:ok, Pleroma.Web.Salmon.decode_key(magic_key)}
  end

650
  def get_public_key_for_ap_id(ap_id) do
651
652
    with %User{} = user <- get_or_fetch_by_ap_id(ap_id),
         {:ok, public_key} <- public_key_from_info(user.info) do
653
654
655
656
657
      {:ok, public_key}
    else
      _ -> :error
    end
  end
lain's avatar
lain committed
658

659
660
661
  defp blank?(""), do: nil
  defp blank?(n), do: n

lain's avatar
lain committed
662
  def insert_or_update_user(data) do
lain's avatar
lain committed
663
664
665
666
    data =
      data
      |> Map.put(:name, blank?(data[:name]) || data[:nickname])

lain's avatar
lain committed
667
668
669
    cs = User.remote_user_creation(data)
    Repo.insert(cs, on_conflict: :replace_all, conflict_target: :nickname)
  end
670

671
  def ap_enabled?(%User{info: info}), do: info["ap_enabled"]
lain's avatar
lain committed
672
  def ap_enabled?(_), do: false
lain's avatar
lain committed
673
674
675
676
677
678
679
680

  def get_or_fetch(uri_or_nickname) do
    if String.starts_with?(uri_or_nickname, "http") do
      get_or_fetch_by_ap_id(uri_or_nickname)
    else
      get_or_fetch_by_nickname(uri_or_nickname)
    end
  end
lain's avatar
lain committed
681
end