From 4ff13baeafb70afccd0ed608f2fcd51672977a1c Mon Sep 17 00:00:00 2001
From: Christoph Reiter <reiter.christoph@gmail.com>
Date: Mon, 18 Nov 2019 12:34:13 +0100
Subject: [PATCH] Use dynamic import() for the keycloack library
---
packages/auth/src/vpu-auth.js | 25 ++++++++++++-------------
1 file changed, 12 insertions(+), 13 deletions(-)
diff --git a/packages/auth/src/vpu-auth.js b/packages/auth/src/vpu-auth.js
index f6e90090..03dfa505 100644
--- a/packages/auth/src/vpu-auth.js
+++ b/packages/auth/src/vpu-auth.js
@@ -18,6 +18,13 @@ const LoginStatus = Object.freeze({
});
+async function importKeycloak() {
+ const keycloakSrc = '//auth-dev.tugraz.at/auth/js/keycloak.min.js';
+ await import(keycloakSrc);
+ return window.Keycloak;
+}
+
+
/**
* Keycloak auth web component
* https://www.keycloak.org/docs/latest/securing_apps/index.html#_javascript_adapter
@@ -145,11 +152,7 @@ class VPUAuth extends VPULitElement {
const that = this;
if (!this.keyCloakInitCalled) {
- // inject Keycloak javascript file
- const script = document.createElement('script');
- script.type = 'text/javascript';
- //script.async = true;
- script.onload = () => {
+ importKeycloak().then((Keycloak) => {
that.keyCloakInitCalled = true;
that._keycloak = Keycloak({
@@ -214,14 +217,10 @@ class VPUAuth extends VPULitElement {
}).error(function() {
console.log('Failed to refresh the token, or the session has expired');
});
- }
- };
-
- // https://www.keycloak.org/docs/latest/securing_apps/index.html#_javascript_a
- script.src = '//auth-dev.tugraz.at/auth/js/keycloak.min.js';
-
- //Append it to the document header
- document.head.appendChild(script);
+ };
+ }).catch((e) => {
+ console.log('Loading keycloack failed', e);
+ });
}
}
--
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