Frontend: CSRF support

src-ui/src/app/interceptors/csrf.interceptor.ts

@@ -0,0 +1,30 @@
+import { Injectable } from '@angular/core';
+import {
+  HttpRequest,
+  HttpHandler,
+  HttpEvent,
+  HttpInterceptor
+} from '@angular/common/http';
+import { Observable } from 'rxjs';
+import { CookieService } from 'ngx-cookie-service';
+
+@Injectable()
+export class CsrfInterceptor implements HttpInterceptor {
+
+  constructor(private cookieService: CookieService) {
+
+  }
+
+  intercept(request: HttpRequest<unknown>, next: HttpHandler): Observable<HttpEvent<unknown>> {
+    let csrfToken = this.cookieService.get('csrftoken')
+    if (csrfToken) {
+     request = request.clone({
+        setHeaders: {
+          'X-CSRFToken': csrfToken
+        }
+      })
+    }
+
+    return next.handle(request);
+  }
+}