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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 { Notifier } from '@app/core/notification/notifier.service' | |
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/rest-extractor.service' | |
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 notifier: Notifier, | |
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: this is an important message | |
109 | this.notifier.error(errorMessage, this.i18n('Error'), 7000) | |
110 | } | |
111 | ) | |
112 | } | |
113 | ||
114 | getRefreshToken () { | |
115 | if (this.user === null) return null | |
116 | ||
117 | return this.user.getRefreshToken() | |
118 | } | |
119 | ||
120 | getRequestHeaderValue () { | |
121 | const accessToken = this.getAccessToken() | |
122 | ||
123 | if (accessToken === null) return null | |
124 | ||
125 | return `${this.getTokenType()} ${accessToken}` | |
126 | } | |
127 | ||
128 | getAccessToken () { | |
129 | if (this.user === null) return null | |
130 | ||
131 | return this.user.getAccessToken() | |
132 | } | |
133 | ||
134 | getTokenType () { | |
135 | if (this.user === null) return null | |
136 | ||
137 | return this.user.getTokenType() | |
138 | } | |
139 | ||
140 | getUser () { | |
141 | return this.user | |
142 | } | |
143 | ||
144 | isLoggedIn () { | |
145 | return !!this.getAccessToken() | |
146 | } | |
147 | ||
148 | login (username: string, password: string) { | |
149 | // Form url encoded | |
150 | const body = { | |
151 | client_id: this.clientId, | |
152 | client_secret: this.clientSecret, | |
153 | response_type: 'code', | |
154 | grant_type: 'password', | |
155 | scope: 'upload', | |
156 | username: username.toLowerCase(), | |
157 | password | |
158 | } | |
159 | ||
160 | const headers = new HttpHeaders().set('Content-Type', 'application/x-www-form-urlencoded') | |
161 | return this.http.post<UserLogin>(AuthService.BASE_TOKEN_URL, objectToUrlEncoded(body), { headers }) | |
162 | .pipe( | |
163 | map(res => Object.assign(res, { username })), | |
164 | mergeMap(res => this.mergeUserInformation(res)), | |
165 | map(res => this.handleLogin(res)), | |
166 | catchError(res => this.restExtractor.handleError(res)) | |
167 | ) | |
168 | } | |
169 | ||
170 | logout () { | |
171 | // TODO: make an HTTP request to revoke the tokens | |
172 | this.user = null | |
173 | ||
174 | AuthUser.flush() | |
175 | ||
176 | this.setStatus(AuthStatus.LoggedOut) | |
177 | ||
178 | this.hotkeysService.remove(this.hotkeys) | |
179 | } | |
180 | ||
181 | refreshAccessToken () { | |
182 | if (this.refreshingTokenObservable) return this.refreshingTokenObservable | |
183 | ||
184 | console.log('Refreshing token...') | |
185 | ||
186 | const refreshToken = this.getRefreshToken() | |
187 | ||
188 | // Form url encoded | |
189 | const body = new HttpParams().set('refresh_token', refreshToken) | |
190 | .set('client_id', this.clientId) | |
191 | .set('client_secret', this.clientSecret) | |
192 | .set('response_type', 'code') | |
193 | .set('grant_type', 'refresh_token') | |
194 | ||
195 | const headers = new HttpHeaders().set('Content-Type', 'application/x-www-form-urlencoded') | |
196 | ||
197 | this.refreshingTokenObservable = this.http.post<UserRefreshToken>(AuthService.BASE_TOKEN_URL, body, { headers }) | |
198 | .pipe( | |
199 | map(res => this.handleRefreshToken(res)), | |
200 | tap(() => this.refreshingTokenObservable = null), | |
201 | catchError(err => { | |
202 | this.refreshingTokenObservable = null | |
203 | ||
204 | console.error(err) | |
205 | console.log('Cannot refresh token -> logout...') | |
206 | this.logout() | |
207 | this.router.navigate([ '/login' ]) | |
208 | ||
209 | return observableThrowError({ | |
210 | error: this.i18n('You need to reconnect.') | |
211 | }) | |
212 | }), | |
213 | share() | |
214 | ) | |
215 | ||
216 | return this.refreshingTokenObservable | |
217 | } | |
218 | ||
219 | refreshUserInformation () { | |
220 | const obj: UserLoginWithUsername = { | |
221 | access_token: this.user.getAccessToken(), | |
222 | refresh_token: null, | |
223 | token_type: this.user.getTokenType(), | |
224 | username: this.user.username | |
225 | } | |
226 | ||
227 | this.mergeUserInformation(obj) | |
228 | .subscribe( | |
229 | res => { | |
230 | this.user.patch(res) | |
231 | this.user.save() | |
232 | ||
233 | this.userInformationLoaded.next(true) | |
234 | } | |
235 | ) | |
236 | } | |
237 | ||
238 | private mergeUserInformation (obj: UserLoginWithUsername): Observable<UserLoginWithUserInformation> { | |
239 | // User is not loaded yet, set manually auth header | |
240 | const headers = new HttpHeaders().set('Authorization', `${obj.token_type} ${obj.access_token}`) | |
241 | ||
242 | return this.http.get<UserServerModel>(AuthService.BASE_USER_INFORMATION_URL, { headers }) | |
243 | .pipe(map(res => Object.assign(obj, res))) | |
244 | } | |
245 | ||
246 | private handleLogin (obj: UserLoginWithUserInformation) { | |
247 | const hashTokens = { | |
248 | accessToken: obj.access_token, | |
249 | tokenType: obj.token_type, | |
250 | refreshToken: obj.refresh_token | |
251 | } | |
252 | ||
253 | this.user = new AuthUser(obj, hashTokens) | |
254 | this.user.save() | |
255 | ||
256 | this.setStatus(AuthStatus.LoggedIn) | |
257 | this.userInformationLoaded.next(true) | |
258 | ||
259 | this.hotkeysService.add(this.hotkeys) | |
260 | } | |
261 | ||
262 | private handleRefreshToken (obj: UserRefreshToken) { | |
263 | this.user.refreshTokens(obj.access_token, obj.refresh_token) | |
264 | this.user.save() | |
265 | } | |
266 | ||
267 | private setStatus (status: AuthStatus) { | |
268 | this.loginChanged.next(status) | |
269 | } | |
270 | } |