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1 | import { Component, OnInit, ViewChild } from '@angular/core' | |
2 | import { DomSanitizer, SafeHtml } from '@angular/platform-browser' | |
3 | import { Event, GuardsCheckStart, NavigationEnd, Router, Scroll } from '@angular/router' | |
4 | import { AuthService, RedirectService, ServerService, ThemeService } from '@app/core' | |
5 | import { is18nPath } from '../../../shared/models/i18n' | |
6 | import { ScreenService } from '@app/shared/misc/screen.service' | |
7 | import { debounceTime, filter, map, pairwise } from 'rxjs/operators' | |
8 | import { Hotkey, HotkeysService } from 'angular2-hotkeys' | |
9 | import { I18n } from '@ngx-translate/i18n-polyfill' | |
10 | import { fromEvent } from 'rxjs' | |
11 | import { PlatformLocation, ViewportScroller } from '@angular/common' | |
12 | import { PluginService } from '@app/core/plugins/plugin.service' | |
13 | import { HooksService } from '@app/core/plugins/hooks.service' | |
14 | import { NgbModal } from '@ng-bootstrap/ng-bootstrap' | |
15 | import { POP_STATE_MODAL_DISMISS } from '@app/shared/misc/constants' | |
16 | import { WelcomeModalComponent } from '@app/modal/welcome-modal.component' | |
17 | import { InstanceConfigWarningModalComponent } from '@app/modal/instance-config-warning-modal.component' | |
18 | import { ServerConfig, UserRole } from '@shared/models' | |
19 | import { User } from '@app/shared' | |
20 | import { InstanceService } from '@app/shared/instance/instance.service' | |
21 | ||
22 | @Component({ | |
23 | selector: 'my-app', | |
24 | templateUrl: './app.component.html', | |
25 | styleUrls: [ './app.component.scss' ] | |
26 | }) | |
27 | export class AppComponent implements OnInit { | |
28 | @ViewChild('welcomeModal', { static: false }) welcomeModal: WelcomeModalComponent | |
29 | @ViewChild('instanceConfigWarningModal', { static: false }) instanceConfigWarningModal: InstanceConfigWarningModalComponent | |
30 | ||
31 | isMenuDisplayed = true | |
32 | isMenuChangedByUser = false | |
33 | ||
34 | customCSS: SafeHtml | |
35 | ||
36 | private serverConfig: ServerConfig | |
37 | ||
38 | constructor ( | |
39 | private i18n: I18n, | |
40 | private viewportScroller: ViewportScroller, | |
41 | private router: Router, | |
42 | private authService: AuthService, | |
43 | private serverService: ServerService, | |
44 | private pluginService: PluginService, | |
45 | private instanceService: InstanceService, | |
46 | private domSanitizer: DomSanitizer, | |
47 | private redirectService: RedirectService, | |
48 | private screenService: ScreenService, | |
49 | private hotkeysService: HotkeysService, | |
50 | private themeService: ThemeService, | |
51 | private hooks: HooksService, | |
52 | private location: PlatformLocation, | |
53 | private modalService: NgbModal | |
54 | ) { } | |
55 | ||
56 | get instanceName () { | |
57 | return this.serverConfig.instance.name | |
58 | } | |
59 | ||
60 | get defaultRoute () { | |
61 | return RedirectService.DEFAULT_ROUTE | |
62 | } | |
63 | ||
64 | ngOnInit () { | |
65 | document.getElementById('incompatible-browser').className += ' browser-ok' | |
66 | ||
67 | this.serverConfig = this.serverService.getTmpConfig() | |
68 | this.serverService.getConfig() | |
69 | .subscribe(config => this.serverConfig = config) | |
70 | ||
71 | this.loadPlugins() | |
72 | this.themeService.initialize() | |
73 | ||
74 | this.authService.loadClientCredentials() | |
75 | ||
76 | if (this.isUserLoggedIn()) { | |
77 | // The service will automatically redirect to the login page if the token is not valid anymore | |
78 | this.authService.refreshUserInformation() | |
79 | } | |
80 | ||
81 | // Do not display menu on small screens | |
82 | if (this.screenService.isInSmallView()) { | |
83 | this.isMenuDisplayed = false | |
84 | } | |
85 | ||
86 | this.initRouteEvents() | |
87 | this.injectJS() | |
88 | this.injectCSS() | |
89 | ||
90 | this.initHotkeys() | |
91 | ||
92 | fromEvent(window, 'resize') | |
93 | .pipe(debounceTime(200)) | |
94 | .subscribe(() => this.onResize()) | |
95 | ||
96 | this.location.onPopState(() => this.modalService.dismissAll(POP_STATE_MODAL_DISMISS)) | |
97 | ||
98 | this.openModalsIfNeeded() | |
99 | } | |
100 | ||
101 | isUserLoggedIn () { | |
102 | return this.authService.isLoggedIn() | |
103 | } | |
104 | ||
105 | toggleMenu () { | |
106 | this.isMenuDisplayed = !this.isMenuDisplayed | |
107 | this.isMenuChangedByUser = true | |
108 | } | |
109 | ||
110 | onResize () { | |
111 | this.isMenuDisplayed = window.innerWidth >= 800 && !this.isMenuChangedByUser | |
112 | } | |
113 | ||
114 | private initRouteEvents () { | |
115 | let resetScroll = true | |
116 | const eventsObs = this.router.events | |
117 | ||
118 | const scrollEvent = eventsObs.pipe(filter((e: Event): e is Scroll => e instanceof Scroll)) | |
119 | ||
120 | scrollEvent.subscribe(e => { | |
121 | if (e.position) { | |
122 | return this.viewportScroller.scrollToPosition(e.position) | |
123 | } | |
124 | ||
125 | if (e.anchor) { | |
126 | return this.viewportScroller.scrollToAnchor(e.anchor) | |
127 | } | |
128 | ||
129 | if (resetScroll) { | |
130 | return this.viewportScroller.scrollToPosition([ 0, 0 ]) | |
131 | } | |
132 | }) | |
133 | ||
134 | const navigationEndEvent = eventsObs.pipe(filter((e: Event): e is NavigationEnd => e instanceof NavigationEnd)) | |
135 | ||
136 | // When we add the a-state parameter, we don't want to alter the scroll | |
137 | navigationEndEvent.pipe(pairwise()) | |
138 | .subscribe(([ e1, e2 ]) => { | |
139 | try { | |
140 | resetScroll = false | |
141 | ||
142 | const previousUrl = new URL(window.location.origin + e1.urlAfterRedirects) | |
143 | const nextUrl = new URL(window.location.origin + e2.urlAfterRedirects) | |
144 | ||
145 | if (previousUrl.pathname !== nextUrl.pathname) { | |
146 | resetScroll = true | |
147 | return | |
148 | } | |
149 | ||
150 | const nextSearchParams = nextUrl.searchParams | |
151 | nextSearchParams.delete('a-state') | |
152 | ||
153 | const previousSearchParams = previousUrl.searchParams | |
154 | ||
155 | nextSearchParams.sort() | |
156 | previousSearchParams.sort() | |
157 | ||
158 | if (nextSearchParams.toString() !== previousSearchParams.toString()) { | |
159 | resetScroll = true | |
160 | } | |
161 | } catch (e) { | |
162 | console.error('Cannot parse URL to check next scroll.', e) | |
163 | resetScroll = true | |
164 | } | |
165 | }) | |
166 | ||
167 | navigationEndEvent.pipe( | |
168 | map(() => window.location.pathname), | |
169 | filter(pathname => !pathname || pathname === '/' || is18nPath(pathname)) | |
170 | ).subscribe(() => this.redirectService.redirectToHomepage(true)) | |
171 | ||
172 | navigationEndEvent.subscribe(e => { | |
173 | this.hooks.runAction('action:router.navigation-end', 'common', { path: e.url }) | |
174 | }) | |
175 | ||
176 | eventsObs.pipe( | |
177 | filter((e: Event): e is GuardsCheckStart => e instanceof GuardsCheckStart), | |
178 | filter(() => this.screenService.isInSmallView()) | |
179 | ).subscribe(() => this.isMenuDisplayed = false) // User clicked on a link in the menu, change the page | |
180 | } | |
181 | ||
182 | private injectJS () { | |
183 | // Inject JS | |
184 | this.serverService.getConfig() | |
185 | .subscribe(config => { | |
186 | if (config.instance.customizations.javascript) { | |
187 | try { | |
188 | // tslint:disable:no-eval | |
189 | eval(config.instance.customizations.javascript) | |
190 | } catch (err) { | |
191 | console.error('Cannot eval custom JavaScript.', err) | |
192 | } | |
193 | } | |
194 | }) | |
195 | } | |
196 | ||
197 | private injectCSS () { | |
198 | // Inject CSS if modified (admin config settings) | |
199 | this.serverService.configReloaded | |
200 | .subscribe(() => { | |
201 | const headStyle = document.querySelector('style.custom-css-style') | |
202 | if (headStyle) headStyle.parentNode.removeChild(headStyle) | |
203 | ||
204 | // We test customCSS if the admin removed the css | |
205 | if (this.customCSS || this.serverConfig.instance.customizations.css) { | |
206 | const styleTag = '<style>' + this.serverConfig.instance.customizations.css + '</style>' | |
207 | this.customCSS = this.domSanitizer.bypassSecurityTrustHtml(styleTag) | |
208 | } | |
209 | }) | |
210 | } | |
211 | ||
212 | private async loadPlugins () { | |
213 | this.pluginService.initializePlugins() | |
214 | ||
215 | this.hooks.runAction('action:application.init', 'common') | |
216 | } | |
217 | ||
218 | private async openModalsIfNeeded () { | |
219 | this.authService.userInformationLoaded | |
220 | .pipe( | |
221 | map(() => this.authService.getUser()), | |
222 | filter(user => user.role === UserRole.ADMINISTRATOR) | |
223 | ).subscribe(user => setTimeout(() => this._openAdminModalsIfNeeded(user))) // setTimeout because of ngIf in template | |
224 | } | |
225 | ||
226 | private async _openAdminModalsIfNeeded (user: User) { | |
227 | if (user.noWelcomeModal !== true) return this.welcomeModal.show() | |
228 | ||
229 | if (user.noInstanceConfigWarningModal === true || !this.serverConfig.signup.allowed) return | |
230 | ||
231 | this.instanceService.getAbout() | |
232 | .subscribe(about => { | |
233 | if ( | |
234 | this.serverConfig.instance.name.toLowerCase() === 'peertube' || | |
235 | !about.instance.terms || | |
236 | !about.instance.administrator || | |
237 | !about.instance.maintenanceLifetime | |
238 | ) { | |
239 | this.instanceConfigWarningModal.show(about) | |
240 | } | |
241 | }) | |
242 | } | |
243 | ||
244 | private initHotkeys () { | |
245 | this.hotkeysService.add([ | |
246 | new Hotkey(['/', 's'], (event: KeyboardEvent): boolean => { | |
247 | document.getElementById('search-video').focus() | |
248 | return false | |
249 | }, undefined, this.i18n('Focus the search bar')), | |
250 | ||
251 | new Hotkey('b', (event: KeyboardEvent): boolean => { | |
252 | this.toggleMenu() | |
253 | return false | |
254 | }, undefined, this.i18n('Toggle the left menu')), | |
255 | ||
256 | new Hotkey('g o', (event: KeyboardEvent): boolean => { | |
257 | this.router.navigate([ '/videos/overview' ]) | |
258 | return false | |
259 | }, undefined, this.i18n('Go to the discover videos page')), | |
260 | ||
261 | new Hotkey('g t', (event: KeyboardEvent): boolean => { | |
262 | this.router.navigate([ '/videos/trending' ]) | |
263 | return false | |
264 | }, undefined, this.i18n('Go to the trending videos page')), | |
265 | ||
266 | new Hotkey('g r', (event: KeyboardEvent): boolean => { | |
267 | this.router.navigate([ '/videos/recently-added' ]) | |
268 | return false | |
269 | }, undefined, this.i18n('Go to the recently added videos page')), | |
270 | ||
271 | new Hotkey('g l', (event: KeyboardEvent): boolean => { | |
272 | this.router.navigate([ '/videos/local' ]) | |
273 | return false | |
274 | }, undefined, this.i18n('Go to the local videos page')), | |
275 | ||
276 | new Hotkey('g u', (event: KeyboardEvent): boolean => { | |
277 | this.router.navigate([ '/videos/upload' ]) | |
278 | return false | |
279 | }, undefined, this.i18n('Go to the videos upload page')) | |
280 | ]) | |
281 | } | |
282 | } |