From 00a5a6c045e920edf98cc633a955e6f5ffe8fa37 Mon Sep 17 00:00:00 2001
From: Arthur Lefebvre <artlef@protonmail.com>
Date: Tue, 24 Feb 2026 00:00:35 +0100
Subject: [PATCH] Add config to disable registration

---
 front/src/AppNavBar.vue              | 10 +++++++++-
 front/src/api.js                     |  8 ++++++++
 internal/apitest/get_appinfo_test.go | 30 ++++++++++++++++++++++++++++
 internal/dto/out.go                  |  4 ++++
 internal/middleware/auth.go          |  5 +++++
 internal/routes/appinfo.go           | 12 +++++++++++
 internal/setup/setup.go              |  4 ++++
 7 files changed, 72 insertions(+), 1 deletion(-)
 create mode 100644 internal/apitest/get_appinfo_test.go
 create mode 100644 internal/routes/appinfo.go

diff --git a/front/src/AppNavBar.vue b/front/src/AppNavBar.vue
index 2792999..b74c5e3 100644
--- a/front/src/AppNavBar.vue
+++ b/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">
diff --git a/front/src/api.js b/front/src/api.js
index 74e89ed..128b717 100644
--- a/front/src/api.js
+++ b/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());
diff --git a/internal/apitest/get_appinfo_test.go b/internal/apitest/get_appinfo_test.go
new file mode 100644
index 0000000..8513126
--- /dev/null
+++ b/internal/apitest/get_appinfo_test.go
@@ -0,0 +1,30 @@
+package apitest
+
+import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"git.artlef.fr/PersonalLibraryManager/internal/dto"
+	"git.artlef.fr/PersonalLibraryManager/internal/testutils"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetAppInfo_Ok(t *testing.T) {
+	router := testutils.TestSetup()
+
+	req, _ := http.NewRequest("GET", "/ws/appinfo", nil)
+	w := httptest.NewRecorder()
+	router.ServeHTTP(w, req)
+
+	var appInfo dto.AppInfo
+
+	err := json.Unmarshal(w.Body.Bytes(), &appInfo)
+	if err != nil {
+		t.Error(err)
+	}
+	assert.Equal(t, http.StatusOK, w.Code)
+
+	assert.Equal(t, false, appInfo.RegistrationDisabled)
+}
diff --git a/internal/dto/out.go b/internal/dto/out.go
index 4e84ef4..506ca7a 100644
--- a/internal/dto/out.go
+++ b/internal/dto/out.go
@@ -1,5 +1,9 @@
 package dto
 
+type AppInfo struct {
+	RegistrationDisabled bool `json:"registrationDisabled"`
+}
+
 type BookGet struct {
 	Title         string `json:"title" binding:"required,max=300"`
 	Author        string `json:"author" binding:"max=100"`
diff --git a/internal/middleware/auth.go b/internal/middleware/auth.go
index b36dd31..faee523 100644
--- a/internal/middleware/auth.go
+++ b/internal/middleware/auth.go
@@ -17,6 +17,11 @@ func Auth() gin.HandlerFunc {
 			return
 		}
 
+		//do not check appinfo
+		if strings.HasPrefix(c.FullPath(), "/ws/appinfo") {
+			return
+		}
+
 		//do not check static files
 		if strings.HasPrefix(c.FullPath(), "/static/bookcover/") {
 			return
diff --git a/internal/routes/appinfo.go b/internal/routes/appinfo.go
new file mode 100644
index 0000000..b5215c8
--- /dev/null
+++ b/internal/routes/appinfo.go
@@ -0,0 +1,12 @@
+package routes
+
+import (
+	"net/http"
+
+	"git.artlef.fr/PersonalLibraryManager/internal/appcontext"
+	"git.artlef.fr/PersonalLibraryManager/internal/dto"
+)
+
+func GetAppInfo(ac appcontext.AppContext) {
+	ac.C.JSON(http.StatusOK, dto.AppInfo{RegistrationDisabled: ac.Config.DisableRegistration})
+}
diff --git a/internal/setup/setup.go b/internal/setup/setup.go
index f3f9674..1dfb64d 100644
--- a/internal/setup/setup.go
+++ b/internal/setup/setup.go
@@ -30,6 +30,10 @@ func Setup(config *config.Config) *gin.Engine {
 	ws := r.Group("/ws")
 	ws.Use(middleware.Auth())
 
+	ws.GET("/appinfo", func(c *gin.Context) {
+		routes.GetAppInfo(appcontext.AppContext{C: c, Db: db, I18n: bundle, Config: config})
+	})
+
 	ws.GET("/mybooks/read", func(c *gin.Context) {
 		routes.GetMyBooksReadHandler(appcontext.AppContext{C: c, Db: db, I18n: bundle, Config: config})
 	})