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     serverVersion: 'Unknown',
  41     signup: {
  42       allowed: false,
  43       allowedForCurrentIP: false,
  44       requiresEmailVerification: false
  45     },
  46     transcoding: {
  47       enabledResolutions: []
  48     },
  49     avatar: {
  50       file: {
  51         size: { max: 0 },
  52         extensions: []
  53       }
  54     },
  55     video: {
  56       image: {
  57         size: { max: 0 },
  58         extensions: []
  59       },
  60       file: {
  61         extensions: []
  62       }
  63     },
  64     videoCaption: {
  65       file: {
  66         size: { max: 0 },
  67         extensions: []
  68       }
  69     },
  70     user: {
  71       videoQuota: -1,
  72       videoQuotaDaily: -1
  73     },
  74     import: {
  75       videos: {
  76         http: {
  77           enabled: false
  78         },
  79         torrent: {
  80           enabled: false
  81         }
  82       }
  83     }
  84   }
  85   private videoCategories: Array<VideoConstant<number>> = []
  86   private videoLicences: Array<VideoConstant<number>> = []
  87   private videoLanguages: Array<VideoConstant<string>> = []
  88   private videoPrivacies: Array<VideoConstant<VideoPrivacy>> = []
  89
  90   constructor (
  91     private http: HttpClient,
  92     @Inject(LOCALE_ID) private localeId: string
  93   ) {
  94     this.loadServerLocale()
  95     this.loadConfigLocally()
  96   }
  97
  98   loadConfig () {
  99     this.http.get<ServerConfig>(ServerService.BASE_CONFIG_URL)
 100         .pipe(tap(this.saveConfigLocally))
 101         .subscribe(data => {
 102           this.config = data
 103
 104           this.configLoaded.next(true)
 105         })
 106   }
 107
 108   loadVideoCategories () {
 109     return this.loadVideoAttributeEnum('categories', this.videoCategories, this.videoCategoriesLoaded, true)
 110   }
 111
 112   loadVideoLicences () {
 113     return this.loadVideoAttributeEnum('licences', this.videoLicences, this.videoLicencesLoaded)
 114   }
 115
 116   loadVideoLanguages () {
 117     return this.loadVideoAttributeEnum('languages', this.videoLanguages, this.videoLanguagesLoaded, true)
 118   }
 119
 120   loadVideoPrivacies () {
 121     return this.loadVideoAttributeEnum('privacies', this.videoPrivacies, this.videoPrivaciesLoaded)
 122   }
 123
 124   getConfig () {
 125     return this.config
 126   }
 127
 128   getVideoCategories () {
 129     return this.videoCategories
 130   }
 131
 132   getVideoLicences () {
 133     return this.videoLicences
 134   }
 135
 136   getVideoLanguages () {
 137     return this.videoLanguages
 138   }
 139
 140   getVideoPrivacies () {
 141     return this.videoPrivacies
 142   }
 143
 144   getAbout () {
 145     return this.http.get<About>(ServerService.BASE_CONFIG_URL + '/about')
 146   }
 147
 148   private loadVideoAttributeEnum (
 149     attributeName: 'categories' | 'licences' | 'languages' | 'privacies',
 150     hashToPopulate: VideoConstant<string | number>[],
 151     notifier: ReplaySubject<boolean>,
 152     sort = false
 153   ) {
 154     this.localeObservable
 155         .pipe(
 156           switchMap(translations => {
 157             return this.http.get<{ [id: string]: string }>(ServerService.BASE_VIDEO_URL + attributeName)
 158                        .pipe(map(data => ({ data, translations })))
 159           })
 160         )
 161         .subscribe(({ data, translations }) => {
 162           Object.keys(data)
 163                 .forEach(dataKey => {
 164                   const label = data[ dataKey ]
 165
 166                   hashToPopulate.push({
 167                     id: attributeName === 'languages' ? dataKey : parseInt(dataKey, 10),
 168                     label: peertubeTranslate(label, translations)
 169                   })
 170                 })
 171
 172           if (sort === true) sortBy(hashToPopulate, 'label')
 173
 174           notifier.next(true)
 175         })
 176   }
 177
 178   private loadServerLocale () {
 179     const completeLocale = isOnDevLocale() ? getDevLocale() : getCompleteLocale(this.localeId)
 180
 181     // Default locale, nothing to translate
 182     if (isDefaultLocale(completeLocale)) {
 183       this.localeObservable = of({}).pipe(shareReplay())
 184       return
 185     }
 186
 187     this.localeObservable = this.http
 188                                   .get(ServerService.BASE_LOCALE_URL + completeLocale + '/server.json')
 189                                   .pipe(shareReplay())
 190   }
 191
 192   private saveConfigLocally (config: ServerConfig) {
 193     peertubeLocalStorage.setItem(ServerService.CONFIG_LOCAL_STORAGE_KEY, JSON.stringify(config))
 194   }
 195
 196   private loadConfigLocally () {
 197     const configString = peertubeLocalStorage.getItem(ServerService.CONFIG_LOCAL_STORAGE_KEY)
 198
 199     if (configString) {
 200       try {
 201         const parsed = JSON.parse(configString)
 202         Object.assign(this.config, parsed)
 203       } catch (err) {
 204         console.error('Cannot parse config saved in local storage.', err)
 205       }
 206     }
 207   }
 208 }