protected function getReloadData()
{
$modx =& $this->modx;
$scriptProperties =& $this->scriptProperties;
$reloadData = array();
// get reload data if reload token found in registry
if (array_key_exists('reload', $scriptProperties) && !empty($scriptProperties['reload'])) {
if (!isset($modx->registry)) {
$modx->getService('registry', 'registry.modRegistry');
}
/** @var modRegistry $modx->registry */
if (isset($modx->registry)) {
$modx->registry->addRegister('resource_reload', 'registry.modDbRegister', array('directory' => 'resource_reload'));
$this->reg = $modx->registry->resource_reload;
if ($this->reg->connect()) {
$topic = '/resourcereload/' . $scriptProperties['reload'];
$this->reg->subscribe($topic);
$msgs = $this->reg->read(array('poll_limit' => 1, 'remove_read' => true));
if (is_array($msgs)) {
$reloadData = reset($msgs);
}
if (!is_array($reloadData)) {
$reloadData = array();
}
$this->reg->unsubscribe($topic);
}
}
}
return $reloadData;
}
/**
* Subscribe to register and read it
* @return mixed
*/
public function readRegister()
{
$this->register->subscribe($this->topic);
return $this->register->read($this->options);
}