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 } from '../../../../../shared/models/i18n'
  11 import { getDevLocale, isOnDevLocale, peertubeTranslate } 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   }
  73   private videoCategories: Array<VideoConstant<string>> = []
  74   private videoLicences: Array<VideoConstant<string>> = []
  75   private videoLanguages: Array<VideoConstant<string>> = []
  76   private videoPrivacies: Array<VideoConstant<string>> = []
  77
  78   constructor (
  79     private http: HttpClient,
  80     @Inject(LOCALE_ID) private localeId: string
  81   ) {
  82     this.loadServerLocale()
  83     this.loadConfigLocally()
  84   }
  85
  86   loadConfig () {
  87     this.http.get<ServerConfig>(ServerService.BASE_CONFIG_URL)
  88         .pipe(tap(this.saveConfigLocally))
  89         .subscribe(data => {
  90           this.config = data
  91
  92           this.configLoaded.next(true)
  93         })
  94   }
  95
  96   loadVideoCategories () {
  97     return this.loadVideoAttributeEnum('categories', this.videoCategories, this.videoCategoriesLoaded, true)
  98   }
  99
 100   loadVideoLicences () {
 101     return this.loadVideoAttributeEnum('licences', this.videoLicences, this.videoLicencesLoaded)
 102   }
 103
 104   loadVideoLanguages () {
 105     return this.loadVideoAttributeEnum('languages', this.videoLanguages, this.videoLanguagesLoaded, true)
 106   }
 107
 108   loadVideoPrivacies () {
 109     return this.loadVideoAttributeEnum('privacies', this.videoPrivacies, this.videoPrivaciesLoaded)
 110   }
 111
 112   getConfig () {
 113     return this.config
 114   }
 115
 116   getVideoCategories () {
 117     return this.videoCategories
 118   }
 119
 120   getVideoLicences () {
 121     return this.videoLicences
 122   }
 123
 124   getVideoLanguages () {
 125     return this.videoLanguages
 126   }
 127
 128   getVideoPrivacies () {
 129     return this.videoPrivacies
 130   }
 131
 132   getAbout () {
 133     return this.http.get<About>(ServerService.BASE_CONFIG_URL + '/about')
 134   }
 135
 136   private loadVideoAttributeEnum (
 137     attributeName: 'categories' | 'licences' | 'languages' | 'privacies',
 138     hashToPopulate: VideoConstant<string>[],
 139     notifier: ReplaySubject<boolean>,
 140     sort = false
 141   ) {
 142     this.localeObservable
 143         .pipe(
 144           switchMap(translations => {
 145             return this.http.get(ServerService.BASE_VIDEO_URL + attributeName)
 146                        .pipe(map(data => ({ data, translations })))
 147           })
 148         )
 149         .subscribe(({ data, translations }) => {
 150           Object.keys(data)
 151                 .forEach(dataKey => {
 152                   const label = data[ dataKey ]
 153
 154                   hashToPopulate.push({
 155                     id: dataKey,
 156                     label: peertubeTranslate(label, translations)
 157                   })
 158                 })
 159
 160           if (sort === true) sortBy(hashToPopulate, 'label')
 161
 162           notifier.next(true)
 163         })
 164   }
 165
 166   private loadServerLocale () {
 167     const completeLocale = isOnDevLocale() ? getDevLocale() : getCompleteLocale(this.localeId)
 168
 169     // Default locale, nothing to translate
 170     if (isDefaultLocale(completeLocale)) {
 171       this.localeObservable = of({}).pipe(share())
 172       return
 173     }
 174
 175     this.localeObservable = this.http
 176                                   .get(ServerService.BASE_LOCALE_URL + completeLocale + '/server.json')
 177                                   .pipe(share())
 178   }
 179
 180   private saveConfigLocally (config: ServerConfig) {
 181     peertubeLocalStorage.setItem(ServerService.CONFIG_LOCAL_STORAGE_KEY, JSON.stringify(config))
 182   }
 183
 184   private loadConfigLocally () {
 185     const configString = peertubeLocalStorage.getItem(ServerService.CONFIG_LOCAL_STORAGE_KEY)
 186
 187     if (configString) {
 188       try {
 189         const parsed = JSON.parse(configString)
 190         Object.assign(this.config, parsed)
 191       } catch (err) {
 192         console.error('Cannot parse config saved in local storage.', err)
 193       }
 194     }
 195   }
 196 }