1 files changed, 49 insertions, 0 deletions
diff --git a/src/app/http-interceptors/auth.interceptor.ts b/src/app/http-interceptors/auth.interceptor.ts
new file mode 100644
index 0000000..fc13e70
--- /dev/null
+++ b/src/app/http-interceptors/auth.interceptor.ts
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2022. Deutsche Telekom AG
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+
+import { Injectable } from '@angular/core';
+import { OAuthStorage } from 'angular-oauth2-oidc';
+import { HttpEvent, HttpHandler, HttpInterceptor, HttpRequest } from '@angular/common/http';
+
+import { Observable, throwError } from 'rxjs';
+import { environment } from '../../environments/environment';
+
+@Injectable()
+export class AuthInterceptor implements HttpInterceptor {
+  constructor(private authStorage: OAuthStorage) {}
+
+  public intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
+    const url = req.url.toLowerCase();
+    if (!url.startsWith(environment.backendServerUrl) && !url.startsWith(environment.loggingUrl)) {
+      return next.handle(req);
+    }
+
+    const accessToken = this.authStorage.getItem('access_token');
+    const idToken = this.authStorage.getItem('id_token');
+    if (accessToken === null || idToken === null) {
+      return throwError(new Error('Missing access or ID token'));
+    }
+    const headers = req.headers
+      .set('Authorization', `Bearer ${accessToken}`)
+      .set('X-Auth-Identity', `Bearer ${idToken}`);
+    req = req.clone({ headers });
+
+    return next.handle(req);
+  }
+}