[Library]: Fortgot to add service on svn.

git-svn-id: https://svn.driver.research-infrastructures.eu/driver/dnet40/modules/uoa-services-library/trunk/ng-openaire-library/src/app@57059 d315682c-612b-4755-9ff5-7f18f6832af3

services/user-management.service.ts

@@ -0,0 +1,57 @@
+import {Injectable} from '@angular/core';
+import {HttpClient} from '@angular/common/http';
+import {Observable, of} from "rxjs";
+import {COOKIE, User} from "../login/utils/helper.class";
+import {catchError, map} from "rxjs/operators";
+
+@Injectable({
+  providedIn: 'root'
+})
+export class UserManagementService {
+
+  constructor(private http: HttpClient) {
+  }
+
+  public isLoggedIn(url: string): Observable<boolean> {
+    return this.getUserInfo(url).pipe(map(user => {
+      return user !== null;
+    }));
+  }
+
+  public getUserInfo(url: string): Observable<User> {
+    const token = COOKIE.getCookie('AccessToken');
+    return this.http.get<User>(url + token).pipe(map(userInfo => {
+      return this.parseUserInfo(userInfo);
+    })).pipe(catchError(() => {
+      return of(null);
+    }));
+  }
+
+  private parseUserInfo(info: any) {
+    const user: User = new User();
+    user.id = (info.sub && info.sub.indexOf('@')) ? info.sub.substring(0, info.sub.indexOf('@')) : info.sub;
+
+    user.firstname = (info.given_name) ? info.given_name : "";
+    user.lastname = (info.family_name) ? info.family_name : "";
+    user.email = info.email;
+    user.fullname = (info.name) ? info.name : "";
+    if (user.fullname == "") {
+      if (user.firstname != "") {
+        user.fullname += user.firstname;
+      }
+      if (user.lastname != "") {
+        user.fullname += user.lastname;
+      }
+      if (user.fullname == "") { //fullname is still empty set a default
+        user.fullname = "Anonymous user";
+      }
+    }
+    if (info.edu_person_entitlements) {
+      user.role = info.edu_person_entitlements;
+    } else {
+      user.role = [];
+    }
+    user.expirationDate = info.exp;
+    return user;
+  }
+}