+// Access checks.
+if (!(ttAccessAllowed('track_own_expenses') || ttAccessAllowed('track_expenses'))) {
+ header('Location: access_denied.php');
+ exit();
+}
+if (!$user->isPluginEnabled('ex')) {
+ header('Location: feature_disabled.php');
+ exit();
+}
+$cl_id = (int)$request->getParameter('id');
+// Get the expense item we are deleting.
+$expense_item = ttExpenseHelper::getItem($cl_id);
+if (!$expense_item || $expense_item['invoice_id']) {
+ // Prohibit deleting not ours or invoiced items.