/**
* Returns the absolute path of the node.
* @return string the absolute path of the node
*/
public function getPath()
{
return \arc\tree::parents($this, function ($node, $result) {
return $result . $node->nodeName . '/';
});
}
/**
* Calls each listener with the given event untill a listener returns false.
*/
private function walkListeners($event)
{
$callListeners = function ($listeners) use($event) {
foreach ((array) $listeners as $listener) {
$result = call_user_func($listener['method'], $event);
if ($result === false) {
return false;
// this will stop \arc\path::walk, so other event handlers won't be called
}
}
};
$result = \arc\tree::parents($this->tree, function ($node, $result) use($callListeners, $event) {
if ($result !== false && isset($node->nodeValue['capture.' . $event->name])) {
return call_user_func($callListeners, $node->nodeValue['capture.' . $event->name]);
}
});
if (!isset($result)) {
$result = \arc\tree::dive($this->tree, function ($node) use($callListeners, $event) {
if (isset($node->nodeValue['listen.' . $event->name])) {
return call_user_func($callListeners, $node->nodeValue['listen.' . $event->name]);
}
});
}
return !isset($result) ? true : false;
}
