fix typing errors

Author: bmfmancini

monitor_controller.php

@@ -1172,7 +1172,7 @@ function monitorRenderAjaxStatusTooltip(array $host, string $size, string $links
         </tr>
         <tr>
             <td>' . __('Availability:', 'monitor') . '</td>
-            <td>' . round($host['availability'], 2) . ' %</td>
+            <td>' . round((float) $host['availability'], 2) . ' %</td>
         </tr>' . ($host['snmp_version'] > 0 && ($host['status'] == 3 || $host['status'] == 2) ? '
         <tr>
             <td>' . __('Agent Uptime:', 'monitor') . '</td>

poller_functions.php

@@ -53,9 +53,9 @@ function monitorAddEmails(array &$reboot_emails, array $alert_emails, int|string
  *
  * @return void
  */
-function monitorAddNotificationList(array &$reboot_emails, int|string $notify_list, int|string $host_id, array $notification_lists): void
+function monitorAddNotificationList(array &$reboot_emails, int|string|null $notify_list, int|string $host_id, array $notification_lists): void
 {
-    if ($notify_list > 0 && isset($notification_lists[$notify_list])) {
+    if ($notify_list !== null && $notify_list > 0 && isset($notification_lists[$notify_list])) {
         $emails = explode(',', $notification_lists[$notify_list]);
         monitorAddEmails($reboot_emails, $emails, $host_id);
     }

sonar-project.properties

@@ -0,0 +1,10 @@
+sonar.projectKey=plugin_monitor
+sonar.sources=.
+sonar.exclusions=vendor/**
+
+# php:S4833 - "Use namespaces instead of include/require"
+# This is a Cacti plugin with a required procedural architecture.
+# Namespaces cannot be used; include_once is the correct and only mechanism.
+sonar.issue.ignore.multicriteria=e1
+sonar.issue.ignore.multicriteria.e1.ruleKey=php:S4833
+sonar.issue.ignore.multicriteria.e1.resourceKey=**/*.php