Don't register duplicated callbacks for validations

qor · Dec 28, 2017 · f364bca · f364bca
1 parent 404d5a9
commit f364bca
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/callbacks.go b/callbacks.go
@@ -70,6 +70,10 @@ func formattedError(err govalidator.Error, resource interface{}) error {
 // RegisterCallbacks register callback into GORM DB
 func RegisterCallbacks(db *gorm.DB) {
 	callback := db.Callback()
-	callback.Create().Before("gorm:before_create").Register("validations:validate", validate)
-	callback.Update().Before("gorm:before_update").Register("validations:validate", validate)
+	if callback.Create().Get("validations:validate") == nil {
+		callback.Create().Before("gorm:before_create").Register("validations:validate", validate)
+	}
+	if callback.Update().Get("validations:validate") == nil {
+		callback.Update().Before("gorm:before_update").Register("validations:validate", validate)
+	}
 }