Build system changed to Cmake, ORM changed to QxORM, Qt6 compatibility.

core/permissionevaluator.cpp

@@ -10,12 +10,12 @@ PermissionEvaluator::PermissionEvaluator(QObject *parent)
 {
 }
 
-PermissionEvaluator::~PermissionEvaluator()
-{   
-}
-
 bool PermissionEvaluator::hasPermission(const QString &pluginId, const QString &permission)
 {
+    if (!Context::instance().currentUser()) {
+        return false;
+    }
+
     if (Context::instance().currentUser()->isAdmin())
     {
         return true;
@@ -24,7 +24,7 @@ bool PermissionEvaluator::hasPermission(const QString &pluginId, const QString &
     bool ret;
     QList<QSharedPointer<Role> > roles = Context::instance().currentUser()->listRoles();
 
-    ret = std::find_if(ALL(roles), [&pluginId, &permission](QSharedPointer<Role> role) -> bool {
+    ret = std::find_if(ALL(roles), [&pluginId, &permission](const QSharedPointer<Role>& role) -> bool {
         foreach (QSharedPointer<Permission> perm, role->listPermissions()) {
             if (perm->pluginId() == pluginId && perm->permissionName() == permission) {
                 return true;