-
-$cl_id = $request->getParameter('id');
-$expense_item = ttExpenseHelper::getItem($cl_id, $user->getActiveUser());
-
-// Prohibit deleting invoiced records.
-if ($expense_item['invoice_id']) die($i18n->getKey('error.sys'));
+if (!$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['approved'] || $expense_item['invoice_id']) {
+ // Prohibit deleting not ours, approved, or invoiced items.
+ header('Location: access_denied.php');
+ exit();
+}
+// End of access checks.