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

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