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1 | import { Observable, ReplaySubject, Subject, throwError as observableThrowError } from 'rxjs' | |
2 | import { catchError, map, mergeMap, share, tap } from 'rxjs/operators' | |
3 | import { HttpClient, HttpHeaders, HttpParams } from '@angular/common/http' | |
4 | import { Injectable } from '@angular/core' | |
5 | import { Router } from '@angular/router' | |
6 | import { NotificationsService } from 'angular2-notifications' | |
7 | import { OAuthClientLocal, User as UserServerModel, UserRefreshToken } from '../../../../../shared' | |
8 | import { User } from '../../../../../shared/models/users' | |
9 | import { UserLogin } from '../../../../../shared/models/users/user-login.model' | |
10 | import { environment } from '../../../environments/environment' | |
11 | import { RestExtractor } from '../../shared/rest' | |
12 | import { AuthStatus } from './auth-status.model' | |
13 | import { AuthUser } from './auth-user.model' | |
14 | import { objectToUrlEncoded } from '@app/shared/misc/utils' | |
15 | import { peertubeLocalStorage } from '@app/shared/misc/peertube-local-storage' | |
16 | import { I18n } from '@ngx-translate/i18n-polyfill' | |
17 | import { Hotkey, HotkeysService } from 'angular2-hotkeys' | |
18 | ||
19 | interface UserLoginWithUsername extends UserLogin { | |
20 | access_token: string | |
21 | refresh_token: string | |
22 | token_type: string | |
23 | username: string | |
24 | } | |
25 | ||
26 | type UserLoginWithUserInformation = UserLoginWithUsername & User | |
27 | ||
28 | @Injectable() | |
29 | export class AuthService { | |
30 | private static BASE_CLIENT_URL = environment.apiUrl + '/api/v1/oauth-clients/local' | |
31 | private static BASE_TOKEN_URL = environment.apiUrl + '/api/v1/users/token' | |
32 | private static BASE_USER_INFORMATION_URL = environment.apiUrl + '/api/v1/users/me' | |
33 | private static LOCAL_STORAGE_OAUTH_CLIENT_KEYS = { | |
34 | CLIENT_ID: 'client_id', | |
35 | CLIENT_SECRET: 'client_secret' | |
36 | } | |
37 | ||
38 | loginChangedSource: Observable<AuthStatus> | |
39 | userInformationLoaded = new ReplaySubject<boolean>(1) | |
40 | hotkeys: Hotkey[] | |
41 | ||
42 | private clientId: string = peertubeLocalStorage.getItem(AuthService.LOCAL_STORAGE_OAUTH_CLIENT_KEYS.CLIENT_ID) | |
43 | private clientSecret: string = peertubeLocalStorage.getItem(AuthService.LOCAL_STORAGE_OAUTH_CLIENT_KEYS.CLIENT_SECRET) | |
44 | private loginChanged: Subject<AuthStatus> | |
45 | private user: AuthUser = null | |
46 | private refreshingTokenObservable: Observable<any> | |
47 | ||
48 | constructor ( | |
49 | private http: HttpClient, | |
50 | private notificationsService: NotificationsService, | |
51 | private hotkeysService: HotkeysService, | |
52 | private restExtractor: RestExtractor, | |
53 | private router: Router, | |
54 | private i18n: I18n | |
55 | ) { | |
56 | this.loginChanged = new Subject<AuthStatus>() | |
57 | this.loginChangedSource = this.loginChanged.asObservable() | |
58 | ||
59 | // Return null if there is nothing to load | |
60 | this.user = AuthUser.load() | |
61 | ||
62 | // Set HotKeys | |
63 | this.hotkeys = [ | |
64 | new Hotkey('m s', (event: KeyboardEvent): boolean => { | |
65 | this.router.navigate([ '/videos/subscriptions' ]) | |
66 | return false | |
67 | }, undefined, this.i18n('Go to my subscriptions')), | |
68 | new Hotkey('m v', (event: KeyboardEvent): boolean => { | |
69 | this.router.navigate([ '/my-account/videos' ]) | |
70 | return false | |
71 | }, undefined, this.i18n('Go to my videos')), | |
72 | new Hotkey('m i', (event: KeyboardEvent): boolean => { | |
73 | this.router.navigate([ '/my-account/video-imports' ]) | |
74 | return false | |
75 | }, undefined, this.i18n('Go to my imports')), | |
76 | new Hotkey('m c', (event: KeyboardEvent): boolean => { | |
77 | this.router.navigate([ '/my-account/video-channels' ]) | |
78 | return false | |
79 | }, undefined, this.i18n('Go to my channels')) | |
80 | ] | |
81 | } | |
82 | ||
83 | loadClientCredentials () { | |
84 | // Fetch the client_id/client_secret | |
85 | this.http.get<OAuthClientLocal>(AuthService.BASE_CLIENT_URL) | |
86 | .pipe(catchError(res => this.restExtractor.handleError(res))) | |
87 | .subscribe( | |
88 | res => { | |
89 | this.clientId = res.client_id | |
90 | this.clientSecret = res.client_secret | |
91 | ||
92 | peertubeLocalStorage.setItem(AuthService.LOCAL_STORAGE_OAUTH_CLIENT_KEYS.CLIENT_ID, this.clientId) | |
93 | peertubeLocalStorage.setItem(AuthService.LOCAL_STORAGE_OAUTH_CLIENT_KEYS.CLIENT_SECRET, this.clientSecret) | |
94 | ||
95 | console.log('Client credentials loaded.') | |
96 | }, | |
97 | ||
98 | error => { | |
99 | let errorMessage = error.message | |
100 | ||
101 | if (error.status === 403) { | |
102 | errorMessage = this.i18n('Cannot retrieve OAuth Client credentials: {{errorText}}.\n', { errorText: error.text }) | |
103 | errorMessage += this.i18n( | |
104 | 'Ensure you have correctly configured PeerTube (config/ directory), in particular the "webserver" section.' | |
105 | ) | |
106 | } | |
107 | ||
108 | // We put a bigger timeout | |
109 | // This is an important message | |
110 | this.notificationsService.error(this.i18n('Error'), errorMessage, { timeOut: 7000 }) | |
111 | } | |
112 | ) | |
113 | } | |
114 | ||
115 | getRefreshToken () { | |
116 | if (this.user === null) return null | |
117 | ||
118 | return this.user.getRefreshToken() | |
119 | } | |
120 | ||
121 | getRequestHeaderValue () { | |
122 | const accessToken = this.getAccessToken() | |
123 | ||
124 | if (accessToken === null) return null | |
125 | ||
126 | return `${this.getTokenType()} ${accessToken}` | |
127 | } | |
128 | ||
129 | getAccessToken () { | |
130 | if (this.user === null) return null | |
131 | ||
132 | return this.user.getAccessToken() | |
133 | } | |
134 | ||
135 | getTokenType () { | |
136 | if (this.user === null) return null | |
137 | ||
138 | return this.user.getTokenType() | |
139 | } | |
140 | ||
141 | getUser () { | |
142 | return this.user | |
143 | } | |
144 | ||
145 | isLoggedIn () { | |
146 | return !!this.getAccessToken() | |
147 | } | |
148 | ||
149 | login (username: string, password: string) { | |
150 | // Form url encoded | |
151 | const body = { | |
152 | client_id: this.clientId, | |
153 | client_secret: this.clientSecret, | |
154 | response_type: 'code', | |
155 | grant_type: 'password', | |
156 | scope: 'upload', | |
157 | username, | |
158 | password | |
159 | } | |
160 | ||
161 | const headers = new HttpHeaders().set('Content-Type', 'application/x-www-form-urlencoded') | |
162 | return this.http.post<UserLogin>(AuthService.BASE_TOKEN_URL, objectToUrlEncoded(body), { headers }) | |
163 | .pipe( | |
164 | map(res => Object.assign(res, { username })), | |
165 | mergeMap(res => this.mergeUserInformation(res)), | |
166 | map(res => this.handleLogin(res)), | |
167 | catchError(res => this.restExtractor.handleError(res)) | |
168 | ) | |
169 | } | |
170 | ||
171 | logout () { | |
172 | // TODO: make an HTTP request to revoke the tokens | |
173 | this.user = null | |
174 | ||
175 | AuthUser.flush() | |
176 | ||
177 | this.setStatus(AuthStatus.LoggedOut) | |
178 | ||
179 | this.hotkeysService.remove(this.hotkeys) | |
180 | } | |
181 | ||
182 | refreshAccessToken () { | |
183 | if (this.refreshingTokenObservable) return this.refreshingTokenObservable | |
184 | ||
185 | console.log('Refreshing token...') | |
186 | ||
187 | const refreshToken = this.getRefreshToken() | |
188 | ||
189 | // Form url encoded | |
190 | const body = new HttpParams().set('refresh_token', refreshToken) | |
191 | .set('client_id', this.clientId) | |
192 | .set('client_secret', this.clientSecret) | |
193 | .set('response_type', 'code') | |
194 | .set('grant_type', 'refresh_token') | |
195 | ||
196 | const headers = new HttpHeaders().set('Content-Type', 'application/x-www-form-urlencoded') | |
197 | ||
198 | this.refreshingTokenObservable = this.http.post<UserRefreshToken>(AuthService.BASE_TOKEN_URL, body, { headers }) | |
199 | .pipe( | |
200 | map(res => this.handleRefreshToken(res)), | |
201 | tap(() => this.refreshingTokenObservable = null), | |
202 | catchError(err => { | |
203 | this.refreshingTokenObservable = null | |
204 | ||
205 | console.error(err) | |
206 | console.log('Cannot refresh token -> logout...') | |
207 | this.logout() | |
208 | this.router.navigate([ '/login' ]) | |
209 | ||
210 | return observableThrowError({ | |
211 | error: this.i18n('You need to reconnect.') | |
212 | }) | |
213 | }), | |
214 | share() | |
215 | ) | |
216 | ||
217 | return this.refreshingTokenObservable | |
218 | } | |
219 | ||
220 | refreshUserInformation () { | |
221 | const obj: UserLoginWithUsername = { | |
222 | access_token: this.user.getAccessToken(), | |
223 | refresh_token: null, | |
224 | token_type: this.user.getTokenType(), | |
225 | username: this.user.username | |
226 | } | |
227 | ||
228 | this.mergeUserInformation(obj) | |
229 | .subscribe( | |
230 | res => { | |
231 | this.user.patch(res) | |
232 | this.user.save() | |
233 | ||
234 | this.userInformationLoaded.next(true) | |
235 | } | |
236 | ) | |
237 | } | |
238 | ||
239 | private mergeUserInformation (obj: UserLoginWithUsername): Observable<UserLoginWithUserInformation> { | |
240 | // User is not loaded yet, set manually auth header | |
241 | const headers = new HttpHeaders().set('Authorization', `${obj.token_type} ${obj.access_token}`) | |
242 | ||
243 | return this.http.get<UserServerModel>(AuthService.BASE_USER_INFORMATION_URL, { headers }) | |
244 | .pipe(map(res => Object.assign(obj, res))) | |
245 | } | |
246 | ||
247 | private handleLogin (obj: UserLoginWithUserInformation) { | |
248 | const hashTokens = { | |
249 | accessToken: obj.access_token, | |
250 | tokenType: obj.token_type, | |
251 | refreshToken: obj.refresh_token | |
252 | } | |
253 | ||
254 | this.user = new AuthUser(obj, hashTokens) | |
255 | this.user.save() | |
256 | ||
257 | this.setStatus(AuthStatus.LoggedIn) | |
258 | this.userInformationLoaded.next(true) | |
259 | ||
260 | this.hotkeysService.add(this.hotkeys) | |
261 | } | |
262 | ||
263 | private handleRefreshToken (obj: UserRefreshToken) { | |
264 | this.user.refreshTokens(obj.access_token, obj.refresh_token) | |
265 | this.user.save() | |
266 | } | |
267 | ||
268 | private setStatus (status: AuthStatus) { | |
269 | this.loginChanged.next(status) | |
270 | } | |
271 | } |