Add config to disable registration

front/src/AppNavBar.vue

@@ -4,6 +4,8 @@
   import NavBarSearch from './NavBarSearch.vue'
   import BarcodeModal from './BarcodeModal.vue'
   import { useAuthStore } from './auth.store.js'
+  import { getAppInfo } from './api.js'
+  import { onMounted } from 'vue'
 
   const authStore = useAuthStore();
   const router = useRouter();
@@ -16,6 +18,12 @@
     router.push('/');
   }
 
+  const appInfo = ref(null);
+  const appInfoErr = ref(null);
+
+  onMounted(() => {
+    getAppInfo(appInfo, appInfoErr);
+  })
 </script>
 
 <template>
@@ -74,7 +82,7 @@
         </div>
         <div v-else class="navbar-item">
           <div class="buttons">
-            <RouterLink to="/signup" class="button is-primary">
+            <RouterLink v-if="appInfo && !appInfo.registrationDisabled" to="/signup" class="button is-primary">
             <strong>{{ $t('navbar.signup')}}</strong>
             </RouterLink>
             <RouterLink to="/login" class="button is-light">

front/src/api.js

@@ -34,6 +34,14 @@ function useFetch(data, error, url) {
   }
 }
 
+export function getAppInfo(appInfo, appInfoErr) {
+  fetch('/ws/appinfo', {
+    method: 'GET'
+  }).then((res) => res.json())
+  .then((json) => appInfo.value = json)
+  .catch((err) => (appInfoErr.value = err))
+}
+
 export function getMyBooks(data, error, arg, limit, offset) {
   const queryParams = new URLSearchParams({limit: limit, offset: offset});
   return useFetch(data, error, '/ws/mybooks/' + arg + "?" + queryParams.toString());