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1 | import { literal, Op, QueryTypes, Transaction } from 'sequelize' | |
2 | import { | |
3 | AllowNull, | |
4 | BelongsTo, | |
5 | Column, | |
6 | CreatedAt, | |
7 | DataType, | |
8 | DefaultScope, | |
9 | ForeignKey, | |
10 | HasMany, | |
11 | HasOne, | |
12 | Is, | |
13 | Model, | |
14 | Scopes, | |
15 | Table, | |
16 | UpdatedAt | |
17 | } from 'sequelize-typescript' | |
18 | import { activityPubContextify } from '@server/lib/activitypub/context' | |
19 | import { getBiggestActorImage } from '@server/lib/actor-image' | |
20 | import { ModelCache } from '@server/models/model-cache' | |
21 | import { forceNumber, getLowercaseExtension } from '@shared/core-utils' | |
22 | import { ActivityIconObject, ActivityPubActorType, ActorImageType } from '@shared/models' | |
23 | import { AttributesOnly } from '@shared/typescript-utils' | |
24 | import { | |
25 | isActorFollowersCountValid, | |
26 | isActorFollowingCountValid, | |
27 | isActorPreferredUsernameValid, | |
28 | isActorPrivateKeyValid, | |
29 | isActorPublicKeyValid | |
30 | } from '../../helpers/custom-validators/activitypub/actor' | |
31 | import { isActivityPubUrlValid } from '../../helpers/custom-validators/activitypub/misc' | |
32 | import { | |
33 | ACTIVITY_PUB, | |
34 | ACTIVITY_PUB_ACTOR_TYPES, | |
35 | CONSTRAINTS_FIELDS, | |
36 | MIMETYPES, | |
37 | SERVER_ACTOR_NAME, | |
38 | WEBSERVER | |
39 | } from '../../initializers/constants' | |
40 | import { | |
41 | MActor, | |
42 | MActorAccountChannelId, | |
43 | MActorAPAccount, | |
44 | MActorAPChannel, | |
45 | MActorFollowersUrl, | |
46 | MActorFormattable, | |
47 | MActorFull, | |
48 | MActorHost, | |
49 | MActorId, | |
50 | MActorServer, | |
51 | MActorSummaryFormattable, | |
52 | MActorUrl, | |
53 | MActorWithInboxes | |
54 | } from '../../types/models' | |
55 | import { AccountModel } from '../account/account' | |
56 | import { getServerActor } from '../application/application' | |
57 | import { ServerModel } from '../server/server' | |
58 | import { isOutdated, throwIfNotValid } from '../utils' | |
59 | import { VideoModel } from '../video/video' | |
60 | import { VideoChannelModel } from '../video/video-channel' | |
61 | import { ActorFollowModel } from './actor-follow' | |
62 | import { ActorImageModel } from './actor-image' | |
63 | ||
64 | enum ScopeNames { | |
65 | FULL = 'FULL' | |
66 | } | |
67 | ||
68 | export const unusedActorAttributesForAPI = [ | |
69 | 'publicKey', | |
70 | 'privateKey', | |
71 | 'inboxUrl', | |
72 | 'outboxUrl', | |
73 | 'sharedInboxUrl', | |
74 | 'followersUrl', | |
75 | 'followingUrl' | |
76 | ] | |
77 | ||
78 | @DefaultScope(() => ({ | |
79 | include: [ | |
80 | { | |
81 | model: ServerModel, | |
82 | required: false | |
83 | }, | |
84 | { | |
85 | model: ActorImageModel, | |
86 | as: 'Avatars', | |
87 | required: false | |
88 | } | |
89 | ] | |
90 | })) | |
91 | @Scopes(() => ({ | |
92 | [ScopeNames.FULL]: { | |
93 | include: [ | |
94 | { | |
95 | model: AccountModel.unscoped(), | |
96 | required: false | |
97 | }, | |
98 | { | |
99 | model: VideoChannelModel.unscoped(), | |
100 | required: false, | |
101 | include: [ | |
102 | { | |
103 | model: AccountModel, | |
104 | required: true | |
105 | } | |
106 | ] | |
107 | }, | |
108 | { | |
109 | model: ServerModel, | |
110 | required: false | |
111 | }, | |
112 | { | |
113 | model: ActorImageModel, | |
114 | as: 'Avatars', | |
115 | required: false | |
116 | }, | |
117 | { | |
118 | model: ActorImageModel, | |
119 | as: 'Banners', | |
120 | required: false | |
121 | } | |
122 | ] | |
123 | } | |
124 | })) | |
125 | @Table({ | |
126 | tableName: 'actor', | |
127 | indexes: [ | |
128 | { | |
129 | fields: [ 'url' ], | |
130 | unique: true | |
131 | }, | |
132 | { | |
133 | fields: [ 'preferredUsername', 'serverId' ], | |
134 | unique: true, | |
135 | where: { | |
136 | serverId: { | |
137 | [Op.ne]: null | |
138 | } | |
139 | } | |
140 | }, | |
141 | { | |
142 | fields: [ 'preferredUsername' ], | |
143 | unique: true, | |
144 | where: { | |
145 | serverId: null | |
146 | } | |
147 | }, | |
148 | { | |
149 | fields: [ 'inboxUrl', 'sharedInboxUrl' ] | |
150 | }, | |
151 | { | |
152 | fields: [ 'sharedInboxUrl' ] | |
153 | }, | |
154 | { | |
155 | fields: [ 'serverId' ] | |
156 | }, | |
157 | { | |
158 | fields: [ 'followersUrl' ] | |
159 | } | |
160 | ] | |
161 | }) | |
162 | export class ActorModel extends Model<Partial<AttributesOnly<ActorModel>>> { | |
163 | ||
164 | @AllowNull(false) | |
165 | @Column(DataType.ENUM(...Object.values(ACTIVITY_PUB_ACTOR_TYPES))) | |
166 | type: ActivityPubActorType | |
167 | ||
168 | @AllowNull(false) | |
169 | @Is('ActorPreferredUsername', value => throwIfNotValid(value, isActorPreferredUsernameValid, 'actor preferred username')) | |
170 | @Column | |
171 | preferredUsername: string | |
172 | ||
173 | @AllowNull(false) | |
174 | @Is('ActorUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'url')) | |
175 | @Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.URL.max)) | |
176 | url: string | |
177 | ||
178 | @AllowNull(true) | |
179 | @Is('ActorPublicKey', value => throwIfNotValid(value, isActorPublicKeyValid, 'public key', true)) | |
180 | @Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.PUBLIC_KEY.max)) | |
181 | publicKey: string | |
182 | ||
183 | @AllowNull(true) | |
184 | @Is('ActorPublicKey', value => throwIfNotValid(value, isActorPrivateKeyValid, 'private key', true)) | |
185 | @Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.PRIVATE_KEY.max)) | |
186 | privateKey: string | |
187 | ||
188 | @AllowNull(false) | |
189 | @Is('ActorFollowersCount', value => throwIfNotValid(value, isActorFollowersCountValid, 'followers count')) | |
190 | @Column | |
191 | followersCount: number | |
192 | ||
193 | @AllowNull(false) | |
194 | @Is('ActorFollowersCount', value => throwIfNotValid(value, isActorFollowingCountValid, 'following count')) | |
195 | @Column | |
196 | followingCount: number | |
197 | ||
198 | @AllowNull(false) | |
199 | @Is('ActorInboxUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'inbox url')) | |
200 | @Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.URL.max)) | |
201 | inboxUrl: string | |
202 | ||
203 | @AllowNull(true) | |
204 | @Is('ActorOutboxUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'outbox url', true)) | |
205 | @Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.URL.max)) | |
206 | outboxUrl: string | |
207 | ||
208 | @AllowNull(true) | |
209 | @Is('ActorSharedInboxUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'shared inbox url', true)) | |
210 | @Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.URL.max)) | |
211 | sharedInboxUrl: string | |
212 | ||
213 | @AllowNull(true) | |
214 | @Is('ActorFollowersUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'followers url', true)) | |
215 | @Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.URL.max)) | |
216 | followersUrl: string | |
217 | ||
218 | @AllowNull(true) | |
219 | @Is('ActorFollowingUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'following url', true)) | |
220 | @Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.URL.max)) | |
221 | followingUrl: string | |
222 | ||
223 | @AllowNull(true) | |
224 | @Column | |
225 | remoteCreatedAt: Date | |
226 | ||
227 | @CreatedAt | |
228 | createdAt: Date | |
229 | ||
230 | @UpdatedAt | |
231 | updatedAt: Date | |
232 | ||
233 | @HasMany(() => ActorImageModel, { | |
234 | as: 'Avatars', | |
235 | onDelete: 'cascade', | |
236 | hooks: true, | |
237 | foreignKey: { | |
238 | allowNull: false | |
239 | }, | |
240 | scope: { | |
241 | type: ActorImageType.AVATAR | |
242 | } | |
243 | }) | |
244 | Avatars: ActorImageModel[] | |
245 | ||
246 | @HasMany(() => ActorImageModel, { | |
247 | as: 'Banners', | |
248 | onDelete: 'cascade', | |
249 | hooks: true, | |
250 | foreignKey: { | |
251 | allowNull: false | |
252 | }, | |
253 | scope: { | |
254 | type: ActorImageType.BANNER | |
255 | } | |
256 | }) | |
257 | Banners: ActorImageModel[] | |
258 | ||
259 | @HasMany(() => ActorFollowModel, { | |
260 | foreignKey: { | |
261 | name: 'actorId', | |
262 | allowNull: false | |
263 | }, | |
264 | as: 'ActorFollowings', | |
265 | onDelete: 'cascade' | |
266 | }) | |
267 | ActorFollowing: ActorFollowModel[] | |
268 | ||
269 | @HasMany(() => ActorFollowModel, { | |
270 | foreignKey: { | |
271 | name: 'targetActorId', | |
272 | allowNull: false | |
273 | }, | |
274 | as: 'ActorFollowers', | |
275 | onDelete: 'cascade' | |
276 | }) | |
277 | ActorFollowers: ActorFollowModel[] | |
278 | ||
279 | @ForeignKey(() => ServerModel) | |
280 | @Column | |
281 | serverId: number | |
282 | ||
283 | @BelongsTo(() => ServerModel, { | |
284 | foreignKey: { | |
285 | allowNull: true | |
286 | }, | |
287 | onDelete: 'cascade' | |
288 | }) | |
289 | Server: ServerModel | |
290 | ||
291 | @HasOne(() => AccountModel, { | |
292 | foreignKey: { | |
293 | allowNull: true | |
294 | }, | |
295 | onDelete: 'cascade', | |
296 | hooks: true | |
297 | }) | |
298 | Account: AccountModel | |
299 | ||
300 | @HasOne(() => VideoChannelModel, { | |
301 | foreignKey: { | |
302 | allowNull: true | |
303 | }, | |
304 | onDelete: 'cascade', | |
305 | hooks: true | |
306 | }) | |
307 | VideoChannel: VideoChannelModel | |
308 | ||
309 | static async load (id: number): Promise<MActor> { | |
310 | const actorServer = await getServerActor() | |
311 | if (id === actorServer.id) return actorServer | |
312 | ||
313 | return ActorModel.unscoped().findByPk(id) | |
314 | } | |
315 | ||
316 | static loadFull (id: number): Promise<MActorFull> { | |
317 | return ActorModel.scope(ScopeNames.FULL).findByPk(id) | |
318 | } | |
319 | ||
320 | static loadAccountActorFollowerUrlByVideoId (videoId: number, transaction: Transaction) { | |
321 | const query = `SELECT "actor"."id" AS "id", "actor"."followersUrl" AS "followersUrl" ` + | |
322 | `FROM "actor" ` + | |
323 | `INNER JOIN "account" ON "actor"."id" = "account"."actorId" ` + | |
324 | `INNER JOIN "videoChannel" ON "videoChannel"."accountId" = "account"."id" ` + | |
325 | `INNER JOIN "video" ON "video"."channelId" = "videoChannel"."id" AND "video"."id" = :videoId` | |
326 | ||
327 | const options = { | |
328 | type: QueryTypes.SELECT as QueryTypes.SELECT, | |
329 | replacements: { videoId }, | |
330 | plain: true as true, | |
331 | transaction | |
332 | } | |
333 | ||
334 | return ActorModel.sequelize.query<MActorId & MActorFollowersUrl>(query, options) | |
335 | } | |
336 | ||
337 | static listByFollowersUrls (followersUrls: string[], transaction?: Transaction): Promise<MActorFull[]> { | |
338 | const query = { | |
339 | where: { | |
340 | followersUrl: { | |
341 | [Op.in]: followersUrls | |
342 | } | |
343 | }, | |
344 | transaction | |
345 | } | |
346 | ||
347 | return ActorModel.scope(ScopeNames.FULL).findAll(query) | |
348 | } | |
349 | ||
350 | static loadLocalByName (preferredUsername: string, transaction?: Transaction): Promise<MActorFull> { | |
351 | const fun = () => { | |
352 | const query = { | |
353 | where: { | |
354 | preferredUsername, | |
355 | serverId: null | |
356 | }, | |
357 | transaction | |
358 | } | |
359 | ||
360 | return ActorModel.scope(ScopeNames.FULL).findOne(query) | |
361 | } | |
362 | ||
363 | return ModelCache.Instance.doCache({ | |
364 | cacheType: 'local-actor-name', | |
365 | key: preferredUsername, | |
366 | // The server actor never change, so we can easily cache it | |
367 | whitelist: () => preferredUsername === SERVER_ACTOR_NAME, | |
368 | fun | |
369 | }) | |
370 | } | |
371 | ||
372 | static loadLocalUrlByName (preferredUsername: string, transaction?: Transaction): Promise<MActorUrl> { | |
373 | const fun = () => { | |
374 | const query = { | |
375 | attributes: [ 'url' ], | |
376 | where: { | |
377 | preferredUsername, | |
378 | serverId: null | |
379 | }, | |
380 | transaction | |
381 | } | |
382 | ||
383 | return ActorModel.unscoped().findOne(query) | |
384 | } | |
385 | ||
386 | return ModelCache.Instance.doCache({ | |
387 | cacheType: 'local-actor-name', | |
388 | key: preferredUsername, | |
389 | // The server actor never change, so we can easily cache it | |
390 | whitelist: () => preferredUsername === SERVER_ACTOR_NAME, | |
391 | fun | |
392 | }) | |
393 | } | |
394 | ||
395 | static loadByNameAndHost (preferredUsername: string, host: string): Promise<MActorFull> { | |
396 | const query = { | |
397 | where: { | |
398 | preferredUsername | |
399 | }, | |
400 | include: [ | |
401 | { | |
402 | model: ServerModel, | |
403 | required: true, | |
404 | where: { | |
405 | host | |
406 | } | |
407 | } | |
408 | ] | |
409 | } | |
410 | ||
411 | return ActorModel.scope(ScopeNames.FULL).findOne(query) | |
412 | } | |
413 | ||
414 | static loadByUrl (url: string, transaction?: Transaction): Promise<MActorAccountChannelId> { | |
415 | const query = { | |
416 | where: { | |
417 | url | |
418 | }, | |
419 | transaction, | |
420 | include: [ | |
421 | { | |
422 | attributes: [ 'id' ], | |
423 | model: AccountModel.unscoped(), | |
424 | required: false | |
425 | }, | |
426 | { | |
427 | attributes: [ 'id' ], | |
428 | model: VideoChannelModel.unscoped(), | |
429 | required: false | |
430 | } | |
431 | ] | |
432 | } | |
433 | ||
434 | return ActorModel.unscoped().findOne(query) | |
435 | } | |
436 | ||
437 | static loadByUrlAndPopulateAccountAndChannel (url: string, transaction?: Transaction): Promise<MActorFull> { | |
438 | const query = { | |
439 | where: { | |
440 | url | |
441 | }, | |
442 | transaction | |
443 | } | |
444 | ||
445 | return ActorModel.scope(ScopeNames.FULL).findOne(query) | |
446 | } | |
447 | ||
448 | static rebuildFollowsCount (ofId: number, type: 'followers' | 'following', transaction?: Transaction) { | |
449 | const sanitizedOfId = forceNumber(ofId) | |
450 | const where = { id: sanitizedOfId } | |
451 | ||
452 | let columnToUpdate: string | |
453 | let columnOfCount: string | |
454 | ||
455 | if (type === 'followers') { | |
456 | columnToUpdate = 'followersCount' | |
457 | columnOfCount = 'targetActorId' | |
458 | } else { | |
459 | columnToUpdate = 'followingCount' | |
460 | columnOfCount = 'actorId' | |
461 | } | |
462 | ||
463 | return ActorModel.update({ | |
464 | [columnToUpdate]: literal(`(SELECT COUNT(*) FROM "actorFollow" WHERE "${columnOfCount}" = ${sanitizedOfId} AND "state" = 'accepted')`) | |
465 | }, { where, transaction }) | |
466 | } | |
467 | ||
468 | static loadAccountActorByVideoId (videoId: number, transaction: Transaction): Promise<MActor> { | |
469 | const query = { | |
470 | include: [ | |
471 | { | |
472 | attributes: [ 'id' ], | |
473 | model: AccountModel.unscoped(), | |
474 | required: true, | |
475 | include: [ | |
476 | { | |
477 | attributes: [ 'id', 'accountId' ], | |
478 | model: VideoChannelModel.unscoped(), | |
479 | required: true, | |
480 | include: [ | |
481 | { | |
482 | attributes: [ 'id', 'channelId' ], | |
483 | model: VideoModel.unscoped(), | |
484 | where: { | |
485 | id: videoId | |
486 | } | |
487 | } | |
488 | ] | |
489 | } | |
490 | ] | |
491 | } | |
492 | ], | |
493 | transaction | |
494 | } | |
495 | ||
496 | return ActorModel.unscoped().findOne(query) | |
497 | } | |
498 | ||
499 | getSharedInbox (this: MActorWithInboxes) { | |
500 | return this.sharedInboxUrl || this.inboxUrl | |
501 | } | |
502 | ||
503 | toFormattedSummaryJSON (this: MActorSummaryFormattable) { | |
504 | return { | |
505 | url: this.url, | |
506 | name: this.preferredUsername, | |
507 | host: this.getHost(), | |
508 | avatars: (this.Avatars || []).map(a => a.toFormattedJSON()), | |
509 | ||
510 | // TODO: remove, deprecated in 4.2 | |
511 | avatar: this.hasImage(ActorImageType.AVATAR) | |
512 | ? this.Avatars[0].toFormattedJSON() | |
513 | : undefined | |
514 | } | |
515 | } | |
516 | ||
517 | toFormattedJSON (this: MActorFormattable) { | |
518 | return { | |
519 | ...this.toFormattedSummaryJSON(), | |
520 | ||
521 | id: this.id, | |
522 | hostRedundancyAllowed: this.getRedundancyAllowed(), | |
523 | followingCount: this.followingCount, | |
524 | followersCount: this.followersCount, | |
525 | createdAt: this.getCreatedAt(), | |
526 | ||
527 | banners: (this.Banners || []).map(b => b.toFormattedJSON()), | |
528 | ||
529 | // TODO: remove, deprecated in 4.2 | |
530 | banner: this.hasImage(ActorImageType.BANNER) | |
531 | ? this.Banners[0].toFormattedJSON() | |
532 | : undefined | |
533 | } | |
534 | } | |
535 | ||
536 | toActivityPubObject (this: MActorAPChannel | MActorAPAccount, name: string) { | |
537 | let icon: ActivityIconObject | |
538 | let icons: ActivityIconObject[] | |
539 | let image: ActivityIconObject | |
540 | ||
541 | if (this.hasImage(ActorImageType.AVATAR)) { | |
542 | icon = getBiggestActorImage(this.Avatars).toActivityPubObject() | |
543 | icons = this.Avatars.map(a => a.toActivityPubObject()) | |
544 | } | |
545 | ||
546 | if (this.hasImage(ActorImageType.BANNER)) { | |
547 | const banner = getBiggestActorImage((this as MActorAPChannel).Banners) | |
548 | const extension = getLowercaseExtension(banner.filename) | |
549 | ||
550 | image = { | |
551 | type: 'Image', | |
552 | mediaType: MIMETYPES.IMAGE.EXT_MIMETYPE[extension], | |
553 | height: banner.height, | |
554 | width: banner.width, | |
555 | url: ActorImageModel.getImageUrl(banner) | |
556 | } | |
557 | } | |
558 | ||
559 | const json = { | |
560 | type: this.type, | |
561 | id: this.url, | |
562 | following: this.getFollowingUrl(), | |
563 | followers: this.getFollowersUrl(), | |
564 | playlists: this.getPlaylistsUrl(), | |
565 | inbox: this.inboxUrl, | |
566 | outbox: this.outboxUrl, | |
567 | preferredUsername: this.preferredUsername, | |
568 | url: this.url, | |
569 | name, | |
570 | endpoints: { | |
571 | sharedInbox: this.sharedInboxUrl | |
572 | }, | |
573 | publicKey: { | |
574 | id: this.getPublicKeyUrl(), | |
575 | owner: this.url, | |
576 | publicKeyPem: this.publicKey | |
577 | }, | |
578 | published: this.getCreatedAt().toISOString(), | |
579 | ||
580 | icon, | |
581 | icons, | |
582 | ||
583 | image | |
584 | } | |
585 | ||
586 | return activityPubContextify(json, 'Actor') | |
587 | } | |
588 | ||
589 | getFollowerSharedInboxUrls (t: Transaction) { | |
590 | const query = { | |
591 | attributes: [ 'sharedInboxUrl' ], | |
592 | include: [ | |
593 | { | |
594 | attribute: [], | |
595 | model: ActorFollowModel.unscoped(), | |
596 | required: true, | |
597 | as: 'ActorFollowing', | |
598 | where: { | |
599 | state: 'accepted', | |
600 | targetActorId: this.id | |
601 | } | |
602 | } | |
603 | ], | |
604 | transaction: t | |
605 | } | |
606 | ||
607 | return ActorModel.findAll(query) | |
608 | .then(accounts => accounts.map(a => a.sharedInboxUrl)) | |
609 | } | |
610 | ||
611 | getFollowingUrl () { | |
612 | return this.url + '/following' | |
613 | } | |
614 | ||
615 | getFollowersUrl () { | |
616 | return this.url + '/followers' | |
617 | } | |
618 | ||
619 | getPlaylistsUrl () { | |
620 | return this.url + '/playlists' | |
621 | } | |
622 | ||
623 | getPublicKeyUrl () { | |
624 | return this.url + '#main-key' | |
625 | } | |
626 | ||
627 | isOwned () { | |
628 | return this.serverId === null | |
629 | } | |
630 | ||
631 | getWebfingerUrl (this: MActorServer) { | |
632 | return 'acct:' + this.preferredUsername + '@' + this.getHost() | |
633 | } | |
634 | ||
635 | getIdentifier () { | |
636 | return this.Server ? `${this.preferredUsername}@${this.Server.host}` : this.preferredUsername | |
637 | } | |
638 | ||
639 | getHost (this: MActorHost) { | |
640 | return this.Server ? this.Server.host : WEBSERVER.HOST | |
641 | } | |
642 | ||
643 | getRedundancyAllowed () { | |
644 | return this.Server ? this.Server.redundancyAllowed : false | |
645 | } | |
646 | ||
647 | hasImage (type: ActorImageType) { | |
648 | const images = type === ActorImageType.AVATAR | |
649 | ? this.Avatars | |
650 | : this.Banners | |
651 | ||
652 | return Array.isArray(images) && images.length !== 0 | |
653 | } | |
654 | ||
655 | isOutdated () { | |
656 | if (this.isOwned()) return false | |
657 | ||
658 | return isOutdated(this, ACTIVITY_PUB.ACTOR_REFRESH_INTERVAL) | |
659 | } | |
660 | ||
661 | getCreatedAt (this: MActorAPChannel | MActorAPAccount | MActorFormattable) { | |
662 | return this.remoteCreatedAt || this.createdAt | |
663 | } | |
664 | } |