dev#189214: Add managed libraries select in users edit/add form

library/Class/User/SearchCriteria.php

@@ -78,16 +78,22 @@ class Class_User_SearchCriteriaLibrary extends Class_SearchCriteria_Select {
   }
 
 
-  protected function _getManagedLibraries(): array
+  protected function _getManagedLibraries(): ?array
   {
     $libraries = [];
+
+    if (!$user = Class_Users::getIdentity())
+      return $libraries;
+
     foreach (Class_Bib::query()
              ->in('id_site', Class_Users::getIdentity()->managedLibraries())
              ->order_desc('libelle')
              ->fetchAll() as $library)
       $libraries[$library->getId()] = $library->getLibelle();
 
-    return $libraries;
+    return (count($libraries) > 1)
+      ? $libraries
+      : null;
   }