function cleanDBonPurge()
 {
     $compdev = new Computer_Device();
     $compdev->cleanDBonItemDelete($this->getType(), $this->fields['id']);
 }
 function cleanDBonPurge()
 {
     global $DB;
     $query = "DELETE\n                FROM `glpi_computers_softwareversions`\n                WHERE `computers_id` = '" . $this->fields['id'] . "'";
     $result = $DB->query($query);
     $query = "SELECT `id`\n                FROM `glpi_computers_items`\n                WHERE `computers_id` = '" . $this->fields['id'] . "'";
     if ($result = $DB->query($query)) {
         if ($DB->numrows($result) > 0) {
             $conn = new Computer_Item();
             while ($data = $DB->fetch_array($result)) {
                 $data['_no_auto_action'] = true;
                 $conn->delete($data);
             }
         }
     }
     $query = "DELETE\n                FROM `glpi_registrykeys`\n                WHERE `computers_id` = '" . $this->fields['id'] . "'";
     $result = $DB->query($query);
     $compdev = new Computer_Device();
     $compdev->cleanDBonItemDelete('Computer', $this->fields['id']);
     $query = "DELETE\n                FROM `glpi_ocslinks`\n                WHERE `computers_id` = '" . $this->fields['id'] . "'";
     $result = $DB->query($query);
     $disk = new ComputerDisk();
     $disk->cleanDBonItemDelete('Computer', $this->fields['id']);
     $vm = new ComputerVirtualMachine();
     $vm->cleanDBonItemDelete('Computer', $this->fields['id']);
 }