client/src/app/app.component.ts

   1 import { Hotkey, HotkeysService } from 'angular2-hotkeys'
   2 import { delay, forkJoin } from 'rxjs'
   3 import { filter, first, map } from 'rxjs/operators'
   4 import { DOCUMENT, getLocaleDirection, PlatformLocation } from '@angular/common'
   5 import { AfterViewInit, Component, Inject, LOCALE_ID, OnInit, ViewChild } from '@angular/core'
   6 import { DomSanitizer, SafeHtml } from '@angular/platform-browser'
   7 import { Event, GuardsCheckStart, RouteConfigLoadEnd, RouteConfigLoadStart, Router } from '@angular/router'
   8 import {
   9   AuthService,
  10   MarkdownService,
  11   PeerTubeRouterService,
  12   RedirectService,
  13   ScreenService,
  14   ScrollService,
  15   ServerService,
  16   ThemeService,
  17   User,
  18   UserLocalStorageService
  19 } from '@app/core'
  20 import { HooksService } from '@app/core/plugins/hooks.service'
  21 import { PluginService } from '@app/core/plugins/plugin.service'
  22 import { AccountSetupWarningModalComponent } from '@app/modal/account-setup-warning-modal.component'
  23 import { AdminWelcomeModalComponent } from '@app/modal/admin-welcome-modal.component'
  24 import { CustomModalComponent } from '@app/modal/custom-modal.component'
  25 import { InstanceConfigWarningModalComponent } from '@app/modal/instance-config-warning-modal.component'
  26 import { NgbConfig, NgbModal } from '@ng-bootstrap/ng-bootstrap'
  27 import { LoadingBarService } from '@ngx-loading-bar/core'
  28 import { logger } from '@root-helpers/logger'
  29 import { peertubeLocalStorage } from '@root-helpers/peertube-web-storage'
  30 import { getShortLocale } from '@shared/core-utils/i18n'
  31 import { BroadcastMessageLevel, HTMLServerConfig, UserRole } from '@shared/models'
  32 import { MenuService } from './core/menu/menu.service'
  33 import { POP_STATE_MODAL_DISMISS } from './helpers'
  34 import { GlobalIconName } from './shared/shared-icons'
  35 import { InstanceService } from './shared/shared-instance'
  36
  37 @Component({
  38   selector: 'my-app',
  39   templateUrl: './app.component.html',
  40   styleUrls: [ './app.component.scss' ]
  41 })
  42 export class AppComponent implements OnInit, AfterViewInit {
  43   private static BROADCAST_MESSAGE_KEY = 'app-broadcast-message-dismissed'
  44
  45   @ViewChild('accountSetupWarningModal') accountSetupWarningModal: AccountSetupWarningModalComponent
  46   @ViewChild('adminWelcomeModal') adminWelcomeModal: AdminWelcomeModalComponent
  47   @ViewChild('instanceConfigWarningModal') instanceConfigWarningModal: InstanceConfigWarningModalComponent
  48   @ViewChild('customModal') customModal: CustomModalComponent
  49
  50   customCSS: SafeHtml
  51   broadcastMessage: { message: string, dismissable: boolean, class: string } | null = null
  52
  53   private serverConfig: HTMLServerConfig
  54
  55   constructor (
  56     @Inject(DOCUMENT) private document: Document,
  57     @Inject(LOCALE_ID) private localeId: string,
  58     private router: Router,
  59     private authService: AuthService,
  60     private serverService: ServerService,
  61     private peertubeRouter: PeerTubeRouterService,
  62     private pluginService: PluginService,
  63     private instanceService: InstanceService,
  64     private domSanitizer: DomSanitizer,
  65     private redirectService: RedirectService,
  66     private screenService: ScreenService,
  67     private hotkeysService: HotkeysService,
  68     private themeService: ThemeService,
  69     private hooks: HooksService,
  70     private location: PlatformLocation,
  71     private modalService: NgbModal,
  72     private markdownService: MarkdownService,
  73     private ngbConfig: NgbConfig,
  74     private loadingBar: LoadingBarService,
  75     private scrollService: ScrollService,
  76     private userLocalStorage: UserLocalStorageService,
  77     public menu: MenuService
  78   ) {
  79     this.ngbConfig.animation = false
  80   }
  81
  82   get instanceName () {
  83     return this.serverConfig.instance.name
  84   }
  85
  86   ngOnInit () {
  87     document.getElementById('incompatible-browser').className += ' browser-ok'
  88
  89     this.loadUser()
  90
  91     this.serverConfig = this.serverService.getHTMLConfig()
  92
  93     this.hooks.runAction('action:application.init', 'common')
  94     this.themeService.initialize()
  95
  96     this.authService.loadClientCredentials()
  97
  98     if (this.isUserLoggedIn()) {
  99       // The service will automatically redirect to the login page if the token is not valid anymore
 100       this.authService.refreshUserInformation()
 101     }
 102
 103     this.initRouteEvents()
 104     this.scrollService.enableScrollRestoration()
 105
 106     this.injectJS()
 107     this.injectCSS()
 108     this.injectBroadcastMessage()
 109
 110     this.serverService.configReloaded
 111       .subscribe(config => {
 112         this.serverConfig = config
 113
 114         this.injectBroadcastMessage()
 115         this.injectCSS()
 116
 117         // Don't reinject JS since it could conflict with existing one
 118       })
 119
 120     this.initHotkeys()
 121
 122     this.location.onPopState(() => this.modalService.dismissAll(POP_STATE_MODAL_DISMISS))
 123
 124     this.openModalsIfNeeded()
 125
 126     this.document.documentElement.lang = getShortLocale(this.localeId)
 127     this.document.documentElement.dir = getLocaleDirection(this.localeId)
 128   }
 129
 130   ngAfterViewInit () {
 131     this.pluginService.initializeCustomModal(this.customModal)
 132   }
 133
 134   getDefaultRoute () {
 135     return this.redirectService.getDefaultRoute()
 136   }
 137
 138   getToggleTitle () {
 139     if (this.menu.isDisplayed()) return $localize`Close the left menu`
 140
 141     return $localize`Open the left menu`
 142   }
 143
 144   isUserLoggedIn () {
 145     return this.authService.isLoggedIn()
 146   }
 147
 148   hideBroadcastMessage () {
 149     peertubeLocalStorage.setItem(AppComponent.BROADCAST_MESSAGE_KEY, this.serverConfig.broadcastMessage.message)
 150
 151     this.broadcastMessage = null
 152     this.screenService.isBroadcastMessageDisplayed = false
 153   }
 154
 155   getNotificationIcon (message: { severity: 'success' | 'error' | 'info' }): GlobalIconName {
 156     switch (message.severity) {
 157       case 'error':
 158         return 'cross'
 159       case 'success':
 160         return 'tick'
 161       case 'info':
 162         return 'help'
 163     }
 164   }
 165
 166   private initRouteEvents () {
 167     const eventsObs = this.router.events
 168
 169     // Plugin hooks
 170     this.peertubeRouter.getNavigationEndEvents().subscribe(e => {
 171       this.hooks.runAction('action:router.navigation-end', 'common', { path: e.url })
 172     })
 173
 174     // Automatically hide/display the menu
 175     eventsObs.pipe(
 176       filter((e: Event): e is GuardsCheckStart => e instanceof GuardsCheckStart),
 177       filter(() => this.screenService.isInSmallView() || this.screenService.isInTouchScreen())
 178     ).subscribe(() => this.menu.setMenuDisplay(false)) // User clicked on a link in the menu, change the page
 179
 180     // Handle lazy loaded module
 181     eventsObs.pipe(
 182       filter((e: Event): e is RouteConfigLoadStart => e instanceof RouteConfigLoadStart)
 183     ).subscribe(() => this.loadingBar.useRef().start())
 184
 185     eventsObs.pipe(
 186       filter((e: Event): e is RouteConfigLoadEnd => e instanceof RouteConfigLoadEnd)
 187     ).subscribe(() => this.loadingBar.useRef().complete())
 188   }
 189
 190   private async injectBroadcastMessage () {
 191     this.broadcastMessage = null
 192     this.screenService.isBroadcastMessageDisplayed = false
 193
 194     const messageConfig = this.serverConfig.broadcastMessage
 195
 196     if (messageConfig.enabled) {
 197       // Already dismissed this message?
 198       if (messageConfig.dismissable && localStorage.getItem(AppComponent.BROADCAST_MESSAGE_KEY) === messageConfig.message) {
 199         return
 200       }
 201
 202       const classes: { [id in BroadcastMessageLevel]: string } = {
 203         info: 'alert-info',
 204         warning: 'alert-warning',
 205         error: 'alert-danger'
 206       }
 207
 208       this.broadcastMessage = {
 209         message: await this.markdownService.markdownToUnsafeHTML({ markdown: messageConfig.message }),
 210         dismissable: messageConfig.dismissable,
 211         class: classes[messageConfig.level]
 212       }
 213
 214       this.screenService.isBroadcastMessageDisplayed = true
 215     }
 216   }
 217
 218   private injectJS () {
 219     // Inject JS
 220     if (this.serverConfig.instance.customizations.javascript) {
 221       try {
 222         /* eslint-disable no-eval */
 223         eval(this.serverConfig.instance.customizations.javascript)
 224       } catch (err) {
 225         logger.error('Cannot eval custom JavaScript.', err)
 226       }
 227     }
 228   }
 229
 230   private injectCSS () {
 231     const headStyle = document.querySelector('style.custom-css-style')
 232     if (headStyle) headStyle.parentNode.removeChild(headStyle)
 233
 234     // We test customCSS if the admin removed the css
 235     if (this.customCSS || this.serverConfig.instance.customizations.css) {
 236       const styleTag = '<style>' + this.serverConfig.instance.customizations.css + '</style>'
 237       this.customCSS = this.domSanitizer.bypassSecurityTrustHtml(styleTag)
 238     }
 239   }
 240
 241   private openModalsIfNeeded () {
 242     const userSub = this.authService.userInformationLoaded
 243         .pipe(
 244           delay(0), // Wait for modals creations
 245           map(() => this.authService.getUser())
 246         )
 247
 248     // Admin modal
 249     userSub.pipe(
 250       filter(user => user.role.id === UserRole.ADMINISTRATOR)
 251     ).subscribe(user => this.openAdminModalsIfNeeded(user))
 252
 253     // Account modal
 254     userSub.pipe(
 255       filter(user => user.role.id !== UserRole.ADMINISTRATOR)
 256     ).subscribe(user => this.openAccountModalsIfNeeded(user))
 257   }
 258
 259   private openAdminModalsIfNeeded (user: User) {
 260     if (this.adminWelcomeModal.shouldOpen(user)) {
 261       return this.adminWelcomeModal.show()
 262     }
 263
 264     if (!this.instanceConfigWarningModal.shouldOpenByUser(user)) return
 265
 266     forkJoin([
 267       this.serverService.getConfig().pipe(first()),
 268       this.instanceService.getAbout().pipe(first())
 269     ]).subscribe(([ config, about ]) => {
 270       if (this.instanceConfigWarningModal.shouldOpen(config, about)) {
 271         this.instanceConfigWarningModal.show(about)
 272       }
 273     })
 274   }
 275
 276   private openAccountModalsIfNeeded (user: User) {
 277     if (this.accountSetupWarningModal.shouldOpen(user)) {
 278       this.accountSetupWarningModal.show(user)
 279     }
 280   }
 281
 282   private initHotkeys () {
 283     this.hotkeysService.add([
 284       new Hotkey([ '/', 's' ], (event: KeyboardEvent): boolean => {
 285         document.getElementById('search-video').focus()
 286         return false
 287       }, undefined, $localize`Focus the search bar`),
 288
 289       new Hotkey('b', (event: KeyboardEvent): boolean => {
 290         this.menu.toggleMenu()
 291         return false
 292       }, undefined, $localize`Toggle the left menu`),
 293
 294       new Hotkey('g o', (event: KeyboardEvent): boolean => {
 295         this.router.navigate([ '/videos/overview' ])
 296         return false
 297       }, undefined, $localize`Go to the discover videos page`),
 298
 299       new Hotkey('g t', (event: KeyboardEvent): boolean => {
 300         this.router.navigate([ '/videos/trending' ])
 301         return false
 302       }, undefined, $localize`Go to the trending videos page`),
 303
 304       new Hotkey('g r', (event: KeyboardEvent): boolean => {
 305         this.router.navigate([ '/videos/recently-added' ])
 306         return false
 307       }, undefined, $localize`Go to the recently added videos page`),
 308
 309       new Hotkey('g l', (event: KeyboardEvent): boolean => {
 310         this.router.navigate([ '/videos/local' ])
 311         return false
 312       }, undefined, $localize`Go to the local videos page`),
 313
 314       new Hotkey('g u', (event: KeyboardEvent): boolean => {
 315         this.router.navigate([ '/videos/upload' ])
 316         return false
 317       }, undefined, $localize`Go to the videos upload page`)
 318     ])
 319   }
 320
 321   private loadUser () {
 322     const tokens = this.userLocalStorage.getTokens()
 323     if (!tokens) return
 324
 325     const user = this.userLocalStorage.getLoggedInUser()
 326     if (!user) return
 327
 328     // Initialize user
 329     this.authService.buildAuthUser(user, tokens)
 330   }
 331 }