public function dump()
{
$dump = parent::dump();
$dump['index'] = $this->getIndexPage() ? $this->getIndexPage()->getUrl() : '';
$dump['first'] = $this->getFirstPage() ? $this->getFirstPage()->getUrl() : '';
foreach ($this->getEntries() as $entry) {
$dump['children'][] = $entry->dump();
}
return $dump;
}
