import { values } from 'lodash'
import { extname } from 'path'
import * as Sequelize from 'sequelize'
import {
AllowNull,
BelongsTo,
Column,
CreatedAt,
DataType,
Default,
DefaultScope,
ForeignKey,
HasMany,
HasOne,
Is,
IsUUID,
Model,
Scopes,
Table,
UpdatedAt
} from 'sequelize-typescript'
import { ActivityPubActorType } from '../../../shared/models/activitypub'
import { Avatar } from '../../../shared/models/avatars/avatar.model'
import { activityPubContextify } from '../../helpers/activitypub'
import {
isActorFollowersCountValid,
isActorFollowingCountValid,
isActorPreferredUsernameValid,
isActorPrivateKeyValid,
isActorPublicKeyValid
} from '../../helpers/custom-validators/activitypub/actor'
import { isActivityPubUrlValid } from '../../helpers/custom-validators/activitypub/misc'
import { ACTIVITY_PUB, ACTIVITY_PUB_ACTOR_TYPES, CONFIG, CONSTRAINTS_FIELDS } from '../../initializers'
import { AccountModel } from '../account/account'
import { AvatarModel } from '../avatar/avatar'
import { ServerModel } from '../server/server'
import { throwIfNotValid } from '../utils'
import { VideoChannelModel } from '../video/video-channel'
import { ActorFollowModel } from './actor-follow'
enum ScopeNames {
FULL = 'FULL'
}
export const unusedActorAttributesForAPI = [
'publicKey',
'privateKey',
'inboxUrl',
'outboxUrl',
'sharedInboxUrl',
'followersUrl',
'followingUrl',
'url',
'createdAt',
'updatedAt'
]
@DefaultScope({
include: [
{
model: () => ServerModel,
required: false
},
{
model: () => AvatarModel,
required: false
}
]
})
@Scopes({
[ScopeNames.FULL]: {
include: [
{
model: () => AccountModel.unscoped(),
required: false
},
{
model: () => VideoChannelModel.unscoped(),
required: false,
include: [
{
model: () => AccountModel,
required: true
}
]
},
{
model: () => ServerModel,
required: false
},
{
model: () => AvatarModel,
required: false
}
]
}
})
@Table({
tableName: 'actor',
indexes: [
{
fields: [ 'url' ],
unique: true
},
{
fields: [ 'preferredUsername', 'serverId' ],
unique: true
},
{
fields: [ 'inboxUrl', 'sharedInboxUrl' ]
},
{
fields: [ 'sharedInboxUrl' ]
},
{
fields: [ 'serverId' ]
},
{
fields: [ 'avatarId' ]
},
{
fields: [ 'uuid' ],
unique: true
},
{
fields: [ 'followersUrl' ]
}
]
})
export class ActorModel extends Model<ActorModel> {
@AllowNull(false)
@Column(DataType.ENUM(values(ACTIVITY_PUB_ACTOR_TYPES)))
type: ActivityPubActorType
@AllowNull(false)
@Default(DataType.UUIDV4)
@IsUUID(4)
@Column(DataType.UUID)
uuid: string
@AllowNull(false)
@Is('ActorPreferredUsername', value => throwIfNotValid(value, isActorPreferredUsernameValid, 'actor preferred username'))
@Column
preferredUsername: string
@AllowNull(false)
@Is('ActorUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'url'))
@Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.URL.max))
url: string
@AllowNull(true)
@Is('ActorPublicKey', value => throwIfNotValid(value, isActorPublicKeyValid, 'public key'))
@Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.PUBLIC_KEY.max))
publicKey: string
@AllowNull(true)
@Is('ActorPublicKey', value => throwIfNotValid(value, isActorPrivateKeyValid, 'private key'))
@Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.PRIVATE_KEY.max))
privateKey: string
@AllowNull(false)
@Is('ActorFollowersCount', value => throwIfNotValid(value, isActorFollowersCountValid, 'followers count'))
@Column
followersCount: number
@AllowNull(false)
@Is('ActorFollowersCount', value => throwIfNotValid(value, isActorFollowingCountValid, 'following count'))
@Column
followingCount: number
@AllowNull(false)
@Is('ActorInboxUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'inbox url'))
@Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.URL.max))
inboxUrl: string
@AllowNull(false)
@Is('ActorOutboxUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'outbox url'))
@Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.URL.max))
outboxUrl: string
@AllowNull(false)
@Is('ActorSharedInboxUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'shared inbox url'))
@Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.URL.max))
sharedInboxUrl: string
@AllowNull(false)
@Is('ActorFollowersUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'followers url'))
@Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.URL.max))
followersUrl: string
@AllowNull(false)
@Is('ActorFollowingUrl', value => throwIfNotValid(value, isActivityPubUrlValid, 'following url'))
@Column(DataType.STRING(CONSTRAINTS_FIELDS.ACTORS.URL.max))
followingUrl: string
@CreatedAt
createdAt: Date
@UpdatedAt
updatedAt: Date
@ForeignKey(() => AvatarModel)
@Column
avatarId: number
@BelongsTo(() => AvatarModel, {
foreignKey: {
allowNull: true
},
onDelete: 'set null',
hooks: true
})
Avatar: AvatarModel
@HasMany(() => ActorFollowModel, {
foreignKey: {
name: 'actorId',
allowNull: false
},
onDelete: 'cascade'
})
ActorFollowing: ActorFollowModel[]
@HasMany(() => ActorFollowModel, {
foreignKey: {
name: 'targetActorId',
allowNull: false
},
as: 'ActorFollowers',
onDelete: 'cascade'
})
ActorFollowers: ActorFollowModel[]
@ForeignKey(() => ServerModel)
@Column
serverId: number
@BelongsTo(() => ServerModel, {
foreignKey: {
allowNull: true
},
onDelete: 'cascade'
})
Server: ServerModel
@HasOne(() => AccountModel, {
foreignKey: {
allowNull: true
},
onDelete: 'cascade',
hooks: true
})
Account: AccountModel
@HasOne(() => VideoChannelModel, {
foreignKey: {
allowNull: true
},
onDelete: 'cascade',
hooks: true
})
VideoChannel: VideoChannelModel
static load (id: number) {
return ActorModel.unscoped().findById(id)
}
static isActorUrlExist (url: string) {
const query = {
raw: true,
where: {
url
}
}
return ActorModel.unscoped().findOne(query)
.then(a => !!a)
}
static listByFollowersUrls (followersUrls: string[], transaction?: Sequelize.Transaction) {
const query = {
where: {
followersUrl: {
[ Sequelize.Op.in ]: followersUrls
}
},
transaction
}
return ActorModel.scope(ScopeNames.FULL).findAll(query)
}
static loadLocalByName (preferredUsername: string, transaction?: Sequelize.Transaction) {
const query = {
where: {
preferredUsername,
serverId: null
},
transaction
}
return ActorModel.scope(ScopeNames.FULL).findOne(query)
}
static loadByNameAndHost (preferredUsername: string, host: string) {
const query = {
where: {
preferredUsername
},
include: [
{
model: ServerModel,
required: true,
where: {
host
}
}
]
}
return ActorModel.scope(ScopeNames.FULL).findOne(query)
}
static loadByUrl (url: string, transaction?: Sequelize.Transaction) {
const query = {
where: {
url
},
transaction
}
return ActorModel.scope(ScopeNames.FULL).findOne(query)
}
static incrementFollows (id: number, column: 'followersCount' | 'followingCount', by: number) {
// FIXME: typings
return (ActorModel as any).increment(column, {
by,
where: {
id
}
})
}
toFormattedJSON () {
let avatar: Avatar = null
if (this.Avatar) {
avatar = this.Avatar.toFormattedJSON()
}
return {
id: this.id,
url: this.url,
uuid: this.uuid,
name: this.preferredUsername,
host: this.getHost(),
hostRedundancyAllowed: this.getRedundancyAllowed(),
followingCount: this.followingCount,
followersCount: this.followersCount,
avatar,
createdAt: this.createdAt,
updatedAt: this.updatedAt
}
}
toActivityPubObject (name: string, type: 'Account' | 'Application' | 'VideoChannel') {
let activityPubType
if (type === 'Account') {
activityPubType = 'Person' as 'Person'
} else if (type === 'Application') {
activityPubType = 'Application' as 'Application'
} else { // VideoChannel
activityPubType = 'Group' as 'Group'
}
let icon = undefined
if (this.avatarId) {
const extension = extname(this.Avatar.filename)
icon = {
type: 'Image',
mediaType: extension === '.png' ? 'image/png' : 'image/jpeg',
url: this.getAvatarUrl()
}
}
const json = {
type: activityPubType,
id: this.url,
following: this.getFollowingUrl(),
followers: this.getFollowersUrl(),
inbox: this.inboxUrl,
outbox: this.outboxUrl,
preferredUsername: this.preferredUsername,
url: this.url,
name,
endpoints: {
sharedInbox: this.sharedInboxUrl
},
uuid: this.uuid,
publicKey: {
id: this.getPublicKeyUrl(),
owner: this.url,
publicKeyPem: this.publicKey
},
icon
}
return activityPubContextify(json)
}
getFollowerSharedInboxUrls (t: Sequelize.Transaction) {
const query = {
attributes: [ 'sharedInboxUrl' ],
include: [
{
attribute: [],
model: ActorFollowModel.unscoped(),
required: true,
as: 'ActorFollowing',
where: {
state: 'accepted',
targetActorId: this.id
}
}
],
transaction: t
}
return ActorModel.findAll(query)
.then(accounts => accounts.map(a => a.sharedInboxUrl))
}
getFollowingUrl () {
return this.url + '/following'
}
getFollowersUrl () {
return this.url + '/followers'
}
getPublicKeyUrl () {
return this.url + '#main-key'
}
isOwned () {
return this.serverId === null
}
getWebfingerUrl () {
return 'acct:' + this.preferredUsername + '@' + this.getHost()
}
getIdentifier () {
return this.Server ? `${this.preferredUsername}@${this.Server.host}` : this.preferredUsername
}
getHost () {
return this.Server ? this.Server.host : CONFIG.WEBSERVER.HOST
}
getRedundancyAllowed () {
return this.Server ? this.Server.redundancyAllowed : false
}
getAvatarUrl () {
if (!this.avatarId) return undefined
return CONFIG.WEBSERVER.URL + this.Avatar.getWebserverPath()
}
isOutdated () {
if (this.isOwned()) return false
const now = Date.now()
const createdAtTime = this.createdAt.getTime()
const updatedAtTime = this.updatedAt.getTime()
return (now - createdAtTime) > ACTIVITY_PUB.ACTOR_REFRESH_INTERVAL &&
(now - updatedAtTime) > ACTIVITY_PUB.ACTOR_REFRESH_INTERVAL
}
}