import { first, map, share, shareReplay, switchMap, tap } from 'rxjs/operators'
import { HttpClient } from '@angular/common/http'
import { Inject, Injectable, LOCALE_ID } from '@angular/core'
import { peertubeLocalStorage } from '@app/shared/misc/peertube-web-storage'
import { Observable, of, Subject } from 'rxjs'
import { getCompleteLocale, ServerConfig } from '../../../../../shared'
import { environment } from '../../../environments/environment'
import { VideoConstant } from '../../../../../shared/models/videos'
import { isDefaultLocale, peertubeTranslate } from '../../../../../shared/models/i18n'
import { getDevLocale, isOnDevLocale } from '@app/shared/i18n/i18n-utils'
import { sortBy } from '@app/shared/misc/utils'
import { ServerStats } from '@shared/models/server'
@Injectable()
export class ServerService {
private static BASE_CONFIG_URL = environment.apiUrl + '/api/v1/config/'
private static BASE_VIDEO_URL = environment.apiUrl + '/api/v1/videos/'
private static BASE_VIDEO_PLAYLIST_URL = environment.apiUrl + '/api/v1/video-playlists/'
private static BASE_LOCALE_URL = environment.apiUrl + '/client/locales/'
private static BASE_STATS_URL = environment.apiUrl + '/api/v1/server/stats'
private static CONFIG_LOCAL_STORAGE_KEY = 'server-config'
configReloaded = new Subject<ServerConfig>()
private localeObservable: Observable<any>
private videoLicensesObservable: Observable<VideoConstant<number>[]>
private videoCategoriesObservable: Observable<VideoConstant<number>[]>
private videoPrivaciesObservable: Observable<VideoConstant<number>[]>
private videoPlaylistPrivaciesObservable: Observable<VideoConstant<number>[]>
private videoLanguagesObservable: Observable<VideoConstant<string>[]>
private configObservable: Observable<ServerConfig>
private configReset = false
private configLoaded = false
private config: ServerConfig = {
instance: {
name: 'PeerTube',
shortDescription: 'PeerTube, a federated (ActivityPub) video streaming platform ' +
'using P2P (BitTorrent) directly in the web browser with WebTorrent and Angular.',
defaultClientRoute: '',
isNSFW: false,
defaultNSFWPolicy: 'do_not_list' as 'do_not_list',
customizations: {
javascript: '',
css: ''
}
},
search: {
remoteUri: {
users: true,
anonymous: false
}
},
plugin: {
registered: [],
registeredExternalAuths: [],
registeredIdAndPassAuths: []
},
theme: {
registered: [],
default: 'default'
},
email: {
enabled: false
},
contactForm: {
enabled: false
},
serverVersion: 'Unknown',
signup: {
allowed: false,
allowedForCurrentIP: false,
requiresEmailVerification: false
},
transcoding: {
enabledResolutions: [],
hls: {
enabled: false
},
webtorrent: {
enabled: true
}
},
avatar: {
file: {
size: { max: 0 },
extensions: []
}
},
video: {
image: {
size: { max: 0 },
extensions: []
},
file: {
extensions: []
}
},
videoCaption: {
file: {
size: { max: 0 },
extensions: []
}
},
user: {
videoQuota: -1,
videoQuotaDaily: -1
},
import: {
videos: {
http: {
enabled: false
},
torrent: {
enabled: false
}
}
},
trending: {
videos: {
intervalDays: 0
}
},
autoBlacklist: {
videos: {
ofUsers: {
enabled: false
}
}
},
tracker: {
enabled: true
},
followings: {
instance: {
autoFollowIndex: {
indexUrl: 'https://instances.joinpeertube.org'
}
}
},
broadcastMessage: {
enabled: false,
message: '',
level: 'info',
dismissable: false
}
}
constructor (
private http: HttpClient,
@Inject(LOCALE_ID) private localeId: string
) {
this.loadConfigLocally()
}
getServerVersionAndCommit () {
const serverVersion = this.config.serverVersion
const commit = this.config.serverCommit || ''
let result = serverVersion
if (commit) result += '...' + commit
return result
}
resetConfig () {
this.configLoaded = false
this.configReset = true
// Notify config update
this.getConfig().subscribe(() => {
// empty, to fire a reset config event
})
}
getConfig () {
if (this.configLoaded) return of(this.config)
if (!this.configObservable) {
this.configObservable = this.http.get<ServerConfig>(ServerService.BASE_CONFIG_URL)
.pipe(
tap(config => this.saveConfigLocally(config)),
tap(config => {
this.config = config
this.configLoaded = true
}),
tap(config => {
if (this.configReset) {
this.configReloaded.next(config)
this.configReset = false
}
}),
share()
)
}
return this.configObservable
}
getTmpConfig () {
return this.config
}
getVideoCategories () {
if (!this.videoCategoriesObservable) {
this.videoCategoriesObservable = this.loadAttributeEnum<number>(ServerService.BASE_VIDEO_URL, 'categories', true)
}
return this.videoCategoriesObservable.pipe(first())
}
getVideoLicences () {
if (!this.videoLicensesObservable) {
this.videoLicensesObservable = this.loadAttributeEnum<number>(ServerService.BASE_VIDEO_URL, 'licences')
}
return this.videoLicensesObservable.pipe(first())
}
getVideoLanguages () {
if (!this.videoLanguagesObservable) {
this.videoLanguagesObservable = this.loadAttributeEnum<string>(ServerService.BASE_VIDEO_URL, 'languages', true)
}
return this.videoLanguagesObservable.pipe(first())
}
getVideoPrivacies () {
if (!this.videoPrivaciesObservable) {
this.videoPrivaciesObservable = this.loadAttributeEnum<number>(ServerService.BASE_VIDEO_URL, 'privacies')
}
return this.videoPrivaciesObservable.pipe(first())
}
getVideoPlaylistPrivacies () {
if (!this.videoPlaylistPrivaciesObservable) {
this.videoPlaylistPrivaciesObservable = this.loadAttributeEnum<number>(ServerService.BASE_VIDEO_PLAYLIST_URL, 'privacies')
}
return this.videoPlaylistPrivaciesObservable.pipe(first())
}
getServerLocale () {
if (!this.localeObservable) {
const completeLocale = isOnDevLocale() ? getDevLocale() : getCompleteLocale(this.localeId)
// Default locale, nothing to translate
if (isDefaultLocale(completeLocale)) {
this.localeObservable = of({}).pipe(shareReplay())
} else {
this.localeObservable = this.http
.get(ServerService.BASE_LOCALE_URL + completeLocale + '/server.json')
.pipe(shareReplay())
}
}
return this.localeObservable.pipe(first())
}
getServerStats () {
return this.http.get<ServerStats>(ServerService.BASE_STATS_URL)
}
private loadAttributeEnum <T extends string | number> (
baseUrl: string,
attributeName: 'categories' | 'licences' | 'languages' | 'privacies',
sort = false
) {
return this.getServerLocale()
.pipe(
switchMap(translations => {
return this.http.get<{ [ id: string ]: string }>(baseUrl + attributeName)
.pipe(map(data => ({ data, translations })))
}),
map(({ data, translations }) => {
const hashToPopulate: VideoConstant<T>[] = Object.keys(data)
.map(dataKey => {
const label = data[ dataKey ]
const id = attributeName === 'languages'
? dataKey as T
: parseInt(dataKey, 10) as T
return {
id,
label: peertubeTranslate(label, translations)
}
})
if (sort === true) sortBy(hashToPopulate, 'label')
return hashToPopulate
}),
shareReplay()
)
}
private saveConfigLocally (config: ServerConfig) {
peertubeLocalStorage.setItem(ServerService.CONFIG_LOCAL_STORAGE_KEY, JSON.stringify(config))
}
private loadConfigLocally () {
const configString = peertubeLocalStorage.getItem(ServerService.CONFIG_LOCAL_STORAGE_KEY)
if (configString) {
try {
const parsed = JSON.parse(configString)
Object.assign(this.config, parsed)
} catch (err) {
console.error('Cannot parse config saved in local storage.', err)
}
}
}
}