fix: metrics should use tailscale state (#31)

Author: dkaser

src/usr/local/emhttp/plugins/tailscale/include/Tailscale/Utils.php

@@ -74,29 +74,16 @@ public static function sendUsageData(Config $config): void
                 return;
             }
 
-            $prefs = Info::getPrefs();
+            $tailscaleInfo = new Info(new Translator());
 
+            $prefs = Info::getPrefs();
             if (isset($prefs->LoggedOut) ? ($prefs->LoggedOut ? true : false) : true) {
                 Utils::logmsg("Skipping usage data collection; not logged in.");
                 return;
             }
 
-            $exit          = false;
-            $subnet        = false;
             $customControl = false;
 
-            foreach (($prefs->AdvertiseRoutes ?? array()) as $net) {
-                switch ($net) {
-                    case "0.0.0.0/0":
-                    case "::/0":
-                        $exit = true;
-                        break;
-                    default:
-                        $subnet = true;
-                        break;
-                }
-            }
-
             if ($prefs->ControlURL != "https://controlplane.tailscale.com") {
                 $customControl = true;
             }
@@ -107,11 +94,11 @@ public static function sendUsageData(Config $config): void
                 'plugin_version' => $version['VERSION'],
                 'plugin_branch'  => $version['BRANCH'],
                 'unraid_version' => $var['version'],
-                'bool1'          => $config->AllowDNS,
-                'bool2'          => $config->AllowRoutes,
+                'bool1'          => $tailscaleInfo->acceptsDNS(),
+                'bool2'          => $tailscaleInfo->acceptsRoutes(),
                 'bool3'          => $config->IncludeInterface,
-                'bool4'          => $subnet,
-                'bool5'          => $exit,
+                'bool4'          => (bool) $tailscaleInfo->getAdvertisedRoutes(),
+                'bool5'          => $tailscaleInfo->advertisesExitNode(),
                 'num1'           => $customControl ? 0 : 1
             );