client/src/app/app.component.ts

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