client/src/app/core/server/server.service.ts

   1 import { map, shareReplay, switchMap, tap } from 'rxjs/operators'
   2 import { HttpClient } from '@angular/common/http'
   3 import { Inject, Injectable, LOCALE_ID } from '@angular/core'
   4 import { peertubeLocalStorage } from '@app/shared/misc/peertube-local-storage'
   5 import { Observable, of, ReplaySubject } from 'rxjs'
   6 import { getCompleteLocale, ServerConfig } from '../../../../../shared'
   7 import { About } from '../../../../../shared/models/server/about.model'
   8 import { environment } from '../../../environments/environment'
   9 import { VideoConstant, VideoPrivacy } from '../../../../../shared/models/videos'
  10 import { isDefaultLocale, peertubeTranslate } from '../../../../../shared/models/i18n'
  11 import { getDevLocale, isOnDevLocale } from '@app/shared/i18n/i18n-utils'
  12 import { sortBy } from '@app/shared/misc/utils'
  13
  14 @Injectable()
  15 export class ServerService {
  16   private static BASE_CONFIG_URL = environment.apiUrl + '/api/v1/config/'
  17   private static BASE_VIDEO_URL = environment.apiUrl + '/api/v1/videos/'
  18   private static BASE_LOCALE_URL = environment.apiUrl + '/client/locales/'
  19   private static CONFIG_LOCAL_STORAGE_KEY = 'server-config'
  20
  21   configLoaded = new ReplaySubject<boolean>(1)
  22   videoPrivaciesLoaded = new ReplaySubject<boolean>(1)
  23   videoCategoriesLoaded = new ReplaySubject<boolean>(1)
  24   videoLicencesLoaded = new ReplaySubject<boolean>(1)
  25   videoLanguagesLoaded = new ReplaySubject<boolean>(1)
  26   localeObservable: Observable<any>
  27
  28   private config: ServerConfig = {
  29     instance: {
  30       name: 'PeerTube',
  31       shortDescription: 'PeerTube, a federated (ActivityPub) video streaming platform  ' +
  32                         'using P2P (BitTorrent) directly in the web browser with WebTorrent and Angular.',
  33       defaultClientRoute: '',
  34       defaultNSFWPolicy: 'do_not_list' as 'do_not_list',
  35       customizations: {
  36         javascript: '',
  37         css: ''
  38       }
  39     },
  40     email: {
  41       enabled: false
  42     },
  43     serverVersion: 'Unknown',
  44     signup: {
  45       allowed: false,
  46       allowedForCurrentIP: false,
  47       requiresEmailVerification: false
  48     },
  49     transcoding: {
  50       enabledResolutions: []
  51     },
  52     avatar: {
  53       file: {
  54         size: { max: 0 },
  55         extensions: []
  56       }
  57     },
  58     video: {
  59       image: {
  60         size: { max: 0 },
  61         extensions: []
  62       },
  63       file: {
  64         extensions: []
  65       }
  66     },
  67     videoCaption: {
  68       file: {
  69         size: { max: 0 },
  70         extensions: []
  71       }
  72     },
  73     user: {
  74       videoQuota: -1,
  75       videoQuotaDaily: -1
  76     },
  77     import: {
  78       videos: {
  79         http: {
  80           enabled: false
  81         },
  82         torrent: {
  83           enabled: false
  84         }
  85       }
  86     }
  87   }
  88   private videoCategories: Array<VideoConstant<number>> = []
  89   private videoLicences: Array<VideoConstant<number>> = []
  90   private videoLanguages: Array<VideoConstant<string>> = []
  91   private videoPrivacies: Array<VideoConstant<VideoPrivacy>> = []
  92
  93   constructor (
  94     private http: HttpClient,
  95     @Inject(LOCALE_ID) private localeId: string
  96   ) {
  97     this.loadServerLocale()
  98     this.loadConfigLocally()
  99   }
 100
 101   loadConfig () {
 102     this.http.get<ServerConfig>(ServerService.BASE_CONFIG_URL)
 103         .pipe(tap(this.saveConfigLocally))
 104         .subscribe(data => {
 105           this.config = data
 106
 107           this.configLoaded.next(true)
 108         })
 109   }
 110
 111   loadVideoCategories () {
 112     return this.loadVideoAttributeEnum('categories', this.videoCategories, this.videoCategoriesLoaded, true)
 113   }
 114
 115   loadVideoLicences () {
 116     return this.loadVideoAttributeEnum('licences', this.videoLicences, this.videoLicencesLoaded)
 117   }
 118
 119   loadVideoLanguages () {
 120     return this.loadVideoAttributeEnum('languages', this.videoLanguages, this.videoLanguagesLoaded, true)
 121   }
 122
 123   loadVideoPrivacies () {
 124     return this.loadVideoAttributeEnum('privacies', this.videoPrivacies, this.videoPrivaciesLoaded)
 125   }
 126
 127   getConfig () {
 128     return this.config
 129   }
 130
 131   getVideoCategories () {
 132     return this.videoCategories
 133   }
 134
 135   getVideoLicences () {
 136     return this.videoLicences
 137   }
 138
 139   getVideoLanguages () {
 140     return this.videoLanguages
 141   }
 142
 143   getVideoPrivacies () {
 144     return this.videoPrivacies
 145   }
 146
 147   getAbout () {
 148     return this.http.get<About>(ServerService.BASE_CONFIG_URL + '/about')
 149   }
 150
 151   private loadVideoAttributeEnum (
 152     attributeName: 'categories' | 'licences' | 'languages' | 'privacies',
 153     hashToPopulate: VideoConstant<string | number>[],
 154     notifier: ReplaySubject<boolean>,
 155     sort = false
 156   ) {
 157     this.localeObservable
 158         .pipe(
 159           switchMap(translations => {
 160             return this.http.get<{ [id: string]: string }>(ServerService.BASE_VIDEO_URL + attributeName)
 161                        .pipe(map(data => ({ data, translations })))
 162           })
 163         )
 164         .subscribe(({ data, translations }) => {
 165           Object.keys(data)
 166                 .forEach(dataKey => {
 167                   const label = data[ dataKey ]
 168
 169                   hashToPopulate.push({
 170                     id: attributeName === 'languages' ? dataKey : parseInt(dataKey, 10),
 171                     label: peertubeTranslate(label, translations)
 172                   })
 173                 })
 174
 175           if (sort === true) sortBy(hashToPopulate, 'label')
 176
 177           notifier.next(true)
 178         })
 179   }
 180
 181   private loadServerLocale () {
 182     const completeLocale = isOnDevLocale() ? getDevLocale() : getCompleteLocale(this.localeId)
 183
 184     // Default locale, nothing to translate
 185     if (isDefaultLocale(completeLocale)) {
 186       this.localeObservable = of({}).pipe(shareReplay())
 187       return
 188     }
 189
 190     this.localeObservable = this.http
 191                                   .get(ServerService.BASE_LOCALE_URL + completeLocale + '/server.json')
 192                                   .pipe(shareReplay())
 193   }
 194
 195   private saveConfigLocally (config: ServerConfig) {
 196     peertubeLocalStorage.setItem(ServerService.CONFIG_LOCAL_STORAGE_KEY, JSON.stringify(config))
 197   }
 198
 199   private loadConfigLocally () {
 200     const configString = peertubeLocalStorage.getItem(ServerService.CONFIG_LOCAL_STORAGE_KEY)
 201
 202     if (configString) {
 203       try {
 204         const parsed = JSON.parse(configString)
 205         Object.assign(this.config, parsed)
 206       } catch (err) {
 207         console.error('Cannot parse config saved in local storage.', err)
 208       }
 209     }
 210   }
 211 }