108 lines
2.7 KiB
TypeScript
108 lines
2.7 KiB
TypeScript
import { Injectable } from '@angular/core';
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import { Headers, Http, RequestOptions, Response, URLSearchParams } from '@angular/http';
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import { Observable, Subject } from 'rxjs/Rx';
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import { AuthStatus } from './auth-status.model';
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import { User } from './user.model';
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@Injectable()
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export class AuthService {
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private static BASE_CLIENT_URL = '/api/v1/users/client';
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private static BASE_LOGIN_URL = '/api/v1/users/token';
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loginChangedSource: Observable<AuthStatus>;
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private clientId: string;
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private clientSecret: string;
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private loginChanged: Subject<AuthStatus>;
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constructor(private http: Http) {
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this.loginChanged = new Subject<AuthStatus>();
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this.loginChangedSource = this.loginChanged.asObservable();
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// Fetch the client_id/client_secret
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// FIXME: save in local storage?
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this.http.get(AuthService.BASE_CLIENT_URL)
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.map(res => res.json())
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.catch(this.handleError)
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.subscribe(
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result => {
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this.clientId = result.client_id;
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this.clientSecret = result.client_secret;
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console.log('Client credentials loaded.');
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},
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error => {
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alert(error);
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}
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);
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}
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getAuthRequestOptions(): RequestOptions {
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return new RequestOptions({ headers: this.getRequestHeader() });
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}
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getRequestHeader() {
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return new Headers({ 'Authorization': `${this.getTokenType()} ${this.getToken()}` });
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}
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getToken() {
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return localStorage.getItem('access_token');
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}
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getTokenType() {
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return localStorage.getItem('token_type');
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}
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getUser(): User {
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if (this.isLoggedIn() === false) {
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return null;
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}
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const user = User.load();
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return user;
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}
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isLoggedIn() {
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if (this.getToken()) {
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return true;
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} else {
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return false;
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}
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}
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login(username: string, password: string) {
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let body = new URLSearchParams();
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body.set('client_id', this.clientId);
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body.set('client_secret', this.clientSecret);
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body.set('response_type', 'code');
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body.set('grant_type', 'password');
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body.set('scope', 'upload');
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body.set('username', username);
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body.set('password', password);
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let headers = new Headers();
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headers.append('Content-Type', 'application/x-www-form-urlencoded');
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let options = {
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headers: headers
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};
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return this.http.post(AuthService.BASE_LOGIN_URL, body.toString(), options)
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.map(res => res.json())
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.catch(this.handleError);
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}
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logout() {
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// TODO make HTTP request
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}
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setStatus(status: AuthStatus) {
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this.loginChanged.next(status);
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}
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private handleError (error: Response) {
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console.error(error);
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return Observable.throw(error.json() || { error: 'Server error' });
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}
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}
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