Redirect to the last url on login

client/src/app/core/auth/auth.service.ts

@@ -14,7 +14,7 @@ import { AuthUser } from './auth-user.model'
 import { objectToUrlEncoded } from '@app/shared/misc/utils'
 import { peertubeLocalStorage } from '@app/shared/misc/peertube-local-storage'
 import { I18n } from '@ngx-translate/i18n-polyfill'
-import { HotkeysService, Hotkey } from 'angular2-hotkeys'
+import { Hotkey, HotkeysService } from 'angular2-hotkeys'
 
 interface UserLoginWithUsername extends UserLogin {
   access_token: string
@@ -38,7 +38,6 @@ export class AuthService {
   loginChangedSource: Observable<AuthStatus>
   userInformationLoaded = new ReplaySubject<boolean>(1)
   hotkeys: Hotkey[]
-  redirectUrl: string
 
   private clientId: string = peertubeLocalStorage.getItem(AuthService.LOCAL_STORAGE_OAUTH_CLIENT_KEYS.CLIENT_ID)
   private clientSecret: string = peertubeLocalStorage.getItem(AuthService.LOCAL_STORAGE_OAUTH_CLIENT_KEYS.CLIENT_SECRET)
@@ -178,8 +177,6 @@ export class AuthService {
     this.setStatus(AuthStatus.LoggedOut)
 
     this.hotkeysService.remove(this.hotkeys)
-
-    this.redirectUrl = null
   }
 
   refreshAccessToken () {

client/src/app/core/routing/login-guard.service.ts

@@ -20,8 +20,6 @@ export class LoginGuard implements CanActivate, CanActivateChild {
   canActivate (route: ActivatedRouteSnapshot, state: RouterStateSnapshot) {
     if (this.auth.isLoggedIn() === true) return true
 
-    this.auth.redirectUrl = state.url
-
     this.router.navigate([ '/login' ])
     return false
   }

client/src/app/core/routing/redirect.service.ts

@@ -1,5 +1,5 @@
 import { Injectable } from '@angular/core'
-import { Router } from '@angular/router'
+import { NavigationEnd, Router } from '@angular/router'
 import { ServerService } from '../server'
 
 @Injectable()
@@ -8,6 +8,9 @@ export class RedirectService {
   static INIT_DEFAULT_ROUTE = '/videos/trending'
   static DEFAULT_ROUTE = RedirectService.INIT_DEFAULT_ROUTE
 
+  private previousUrl: string
+  private currentUrl: string
+
   constructor (
     private router: Router,
     private serverService: ServerService
@@ -18,6 +21,7 @@ export class RedirectService {
       RedirectService.DEFAULT_ROUTE = config.instance.defaultClientRoute
     }
 
+    // Load default route
     this.serverService.configLoaded
         .subscribe(() => {
           const defaultRouteConfig = this.serverService.getConfig().instance.defaultClientRoute
@@ -26,6 +30,21 @@ export class RedirectService {
             RedirectService.DEFAULT_ROUTE = defaultRouteConfig
           }
         })
+
+    // Track previous url
+    this.currentUrl = this.router.url
+    router.events.subscribe(event => {
+      if (event instanceof NavigationEnd) {
+        this.previousUrl = this.currentUrl
+        this.currentUrl = event.url
+      }
+    })
+  }
+
+  redirectToPreviousRoute () {
+    if (this.previousUrl) return this.router.navigateByUrl(this.previousUrl)
+
+    return this.redirectToHomepage()
   }
 
   redirectToHomepage (skipLocationChange = false) {

client/src/app/login/login.component.ts

@@ -64,7 +64,7 @@ export class LoginComponent extends FormReactive implements OnInit {
 
     this.authService.login(username, password)
       .subscribe(
-        () => this.redirect(),
+        () => this.redirectService.redirectToPreviousRoute(),
 
         err => {
           if (err.message.indexOf('credentials are invalid') !== -1) this.error = this.i18n('Incorrect username or password.')
@@ -74,15 +74,6 @@ export class LoginComponent extends FormReactive implements OnInit {
       )
   }
 
-  redirect () {
-    const redirect = this.authService.redirectUrl
-    if (redirect) {
-      this.router.navigate([ redirect ])
-    } else {
-      this.redirectService.redirectToHomepage()
-    }
-  }
-
   askResetPassword () {
     this.userService.askResetPassword(this.forgotPasswordEmail)
       .subscribe(

client/src/app/shared/user-subscription/subscribe-button.component.ts

@@ -50,11 +50,10 @@ export class SubscribeButtonComponent implements OnInit {
 
   subscribe () {
     if (this.isUserLoggedIn()) {
-      this.localSubscribe()
+      return this.localSubscribe()
-    } else {
-      this.authService.redirectUrl = this.router.url
-      this.gotoLogin()
     }
+
+    return this.gotoLogin()
   }
 
   localSubscribe () {

client/src/app/videos/+video-watch/comment/video-comment-add.component.ts

@@ -135,7 +135,6 @@ export class VideoCommentAddComponent extends FormReactive implements OnInit {
 
   gotoLogin () {
     this.hideVisitorModal()
-    this.authService.redirectUrl = this.router.url
     this.router.navigate([ '/login' ])
   }