client/src/app/app.component.ts

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