diff --git a/frontend/src/view/editCalendarView.vue b/frontend/src/view/editCalendarView.vue
index f68d879..fa2bfad 100644
--- a/frontend/src/view/editCalendarView.vue
+++ b/frontend/src/view/editCalendarView.vue
@@ -5,11 +5,41 @@ import moduleStore from "../store/moduleStore";
 import { getCalender } from "../api/loadCalendar";
 import router from "../router";
 import tokenStore from "../store/tokenStore";
+import { useToast } from "primevue/usetoast";
+const toast = useToast();
 
 const token: Ref<string> = ref("");
 const modules: Ref<Module[]> = ref(moduleStore().modules);
 
-function loadCalendar() {
+function extractToken(token: string): string {
+  const tokenRegex = /^[a-z0-9]{15}$/;
+  const tokenUriRegex = /\?token=([a-z0-9]{15})(?:&|$)/;
+
+  if (tokenRegex.test(token)) {
+    return token;
+  }
+
+  const match = tokenUriRegex.exec(token);
+  if (match) {
+    return match[1];
+  }
+
+  throw new Error("Invalid token");
+}
+
+function loadCalendar(): void {
+  try {
+    token.value = extractToken(token.value);
+  } catch (e) {
+    toast.add({
+      severity: "error",
+      summary: "Error",
+      detail: "Invalid token",
+      life: 3000,
+    });
+    return;
+  }
+
   moduleStore().removeAllModules();
   tokenStore().setToken(token.value);