1 import { Injectable } from '@angular/core';
12 } from '@angular/http';
13 import { Observable } from 'rxjs/Observable';
15 import { AuthService } from '../../core';
18 export class AuthHttp extends Http {
19 constructor(backend: ConnectionBackend, defaultOptions: RequestOptions, private authService: AuthService) {
20 super(backend, defaultOptions);
23 request(url: string | Request, options?: RequestOptionsArgs): Observable<Response> {
24 if (!options) options = {};
26 options.headers = new Headers();
27 this.setAuthorizationHeader(options.headers);
29 return super.request(url, options)
31 if (err.status === 401) {
32 return this.handleTokenExpired(url, options);
35 return Observable.throw(err);
39 delete(url: string, options?: RequestOptionsArgs): Observable<Response> {
40 if (!options) options = {};
41 options.method = RequestMethod.Delete;
43 return this.request(url, options);
46 get(url: string, options?: RequestOptionsArgs): Observable<Response> {
47 if (!options) options = {};
48 options.method = RequestMethod.Get;
50 return this.request(url, options);
53 post(url: string, body: any, options?: RequestOptionsArgs): Observable<Response> {
54 if (!options) options = {};
55 options.method = RequestMethod.Post;
58 return this.request(url, options);
61 put(url: string, body: any, options?: RequestOptionsArgs): Observable<Response> {
62 if (!options) options = {};
63 options.method = RequestMethod.Put;
66 return this.request(url, options);
69 private handleTokenExpired(url: string | Request, options: RequestOptionsArgs) {
70 return this.authService.refreshAccessToken()
72 this.setAuthorizationHeader(options.headers);
74 return super.request(url, options);
78 private setAuthorizationHeader(headers: Headers) {
79 headers.set('Authorization', this.authService.getRequestHeaderValue());
83 export const AUTH_HTTP_PROVIDERS = [
86 useFactory: (backend: XHRBackend, defaultOptions: RequestOptions, authService: AuthService) => {
87 return new AuthHttp(backend, defaultOptions, authService);
89 deps: [ XHRBackend, RequestOptions, AuthService ]