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-rw-r--r--client/app/shared/users/auth.service.ts108
1 files changed, 108 insertions, 0 deletions
diff --git a/client/app/shared/users/auth.service.ts b/client/app/shared/users/auth.service.ts
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1import { Injectable } from '@angular/core';
2import { Headers, Http, RequestOptions, Response, URLSearchParams } from '@angular/http';
3import { Observable, Subject } from 'rxjs/Rx';
4
5import { AuthStatus } from './auth-status.model';
6import { User } from './user.model';
7
8@Injectable()
9export class AuthService {
10 private static BASE_CLIENT_URL = '/api/v1/users/client';
11 private static BASE_LOGIN_URL = '/api/v1/users/token';
12
13 loginChangedSource: Observable<AuthStatus>;
14
15 private clientId: string;
16 private clientSecret: string;
17 private loginChanged: Subject<AuthStatus>;
18
19 constructor(private http: Http) {
20 this.loginChanged = new Subject<AuthStatus>();
21 this.loginChangedSource = this.loginChanged.asObservable();
22
23 // Fetch the client_id/client_secret
24 // FIXME: save in local storage?
25 this.http.get(AuthService.BASE_CLIENT_URL)
26 .map(res => res.json())
27 .catch(this.handleError)
28 .subscribe(
29 result => {
30 this.clientId = result.client_id;
31 this.clientSecret = result.client_secret;
32 console.log('Client credentials loaded.');
33 },
34 error => {
35 alert(error);
36 }
37 );
38 }
39
40 getAuthRequestOptions(): RequestOptions {
41 return new RequestOptions({ headers: this.getRequestHeader() });
42 }
43
44 getRequestHeader() {
45 return new Headers({ 'Authorization': `${this.getTokenType()} ${this.getToken()}` });
46 }
47
48 getToken() {
49 return localStorage.getItem('access_token');
50 }
51
52 getTokenType() {
53 return localStorage.getItem('token_type');
54 }
55
56 getUser(): User {
57 if (this.isLoggedIn() === false) {
58 return null;
59 }
60
61 const user = User.load();
62
63 return user;
64 }
65
66 isLoggedIn() {
67 if (this.getToken()) {
68 return true;
69 } else {
70 return false;
71 }
72 }
73
74 login(username: string, password: string) {
75 let body = new URLSearchParams();
76 body.set('client_id', this.clientId);
77 body.set('client_secret', this.clientSecret);
78 body.set('response_type', 'code');
79 body.set('grant_type', 'password');
80 body.set('scope', 'upload');
81 body.set('username', username);
82 body.set('password', password);
83
84 let headers = new Headers();
85 headers.append('Content-Type', 'application/x-www-form-urlencoded');
86
87 let options = {
88 headers: headers
89 };
90
91 return this.http.post(AuthService.BASE_LOGIN_URL, body.toString(), options)
92 .map(res => res.json())
93 .catch(this.handleError);
94 }
95
96 logout() {
97 // TODO make HTTP request
98 }
99
100 setStatus(status: AuthStatus) {
101 this.loginChanged.next(status);
102 }
103
104 private handleError (error: Response) {
105 console.error(error);
106 return Observable.throw(error.json() || { error: 'Server error' });
107 }
108}