host scan

scan.php

@@ -14,6 +14,22 @@ if ($lan) {
 
   header('Content-type: text/xml');
   system("$cmd", $retcode);
+
+  exit();
 }
 
-exit();
+$host = filter_input(INPUT_GET, 'host', FILTER_VALIDATE_REGEXP, ['options' => ['regexp' => '/^[\da-zA-Z-. \/]+$/'], "flags" => FILTER_NULL_ON_FAILURE]);
+if ($host) {
+  $cmd = "$hostScanCmd $host";
+
+  if (!file_exists($SCANSDIR)) mkdir($SCANSDIR);
+  $filename = str_replace("/", "!", $host);
+  $path = "$SCANSDIR/$filename.xml";
+
+  if (!file_exists($path)) $cmd .= " | tee '$path'";
+
+  header('Content-type: text/xml');
+  system("$cmd", $retcode);
+
+  exit();
+}