protected function addLink(Link $link)
{
if (!$this->subscription->insideScope($link)) {
$this->logger('outside the scope' . "\n" . '[' . $this->subscription->getDomainString() . "]\n[" . $link->get('href') . ']', 'info', 5);
return 0;
}
//Prevents invalid links
if (!SpiderAsserts::isDocumentLink($link)) {
$this->logger('Href refused', 'info', 5);
return 0;
}
$this->logger('Check Cache for id:' . $link->getId('string'), 'info', 5);
//Prevents duplicates
if ($this->requests > 0 && $this->cache && $this->cache->isObject($link->getId('string'))) {
$this->logger('cached', 'info', 5);
$this->cached++;
return 0;
}
$this->pool->save($link);
return 1;
}