public function onFinish(FilterCrawlerProcessEvent $event)
{
$rollingCurl = new \RollingCurl\RollingCurl();
$rollingCurl->setSimultaneousLimit(50);
// kicks out javascript:void(0) and # urls
$validator = new NoPseudoUrl();
// loop through all the links and add them to rollingcurl
foreach ($this->links as &$link) {
if ($validator->isValid($link)) {
// add get request to curl
$rollingCurl->get($link->getLinkHref(), null, array(&$link));
}
}
$brokenLinks = array();
$rollingCurl->setCallback(function (\RollingCurl\Request $request, \RollingCurl\RollingCurl $rollingCurl) use(&$brokenLinks) {
$link = $request->getOptions()[0];
echo "checking -> " . $link->getLinkHref() . "\n";
$link->setStatusCode($request->getResponseInfo()['http_code']);
if ($link->getStatusCode() != 200) {
$brokenLinks[] = $link;
}
});
$rollingCurl->execute();
$this->brokenLinks = $brokenLinks;
}
require __DIR__ . '/../src/RollingCurl/RollingCurl.php';
require __DIR__ . '/../src/RollingCurl/Request.php';
/*
* This example does the same thing as search scrape, but instead of letting
* things get processed by the call back, we simply wait until all the HTTP
* traffic has been run, then we process the request objects one at a time.
*
* This is an approach you may wish to take if your callback routine is
* particularly long running, so as to not tie up the fetching phase as much.
*/
$rollingCurl = new \RollingCurl\RollingCurl();
for ($i = 0; $i <= 500; $i += 10) {
// https://www.google.com/search?q=curl&start=10
$rollingCurl->get('https://www.google.com/search?q=curl&start=' . $i);
}
$results = array();
$start = microtime(true);
echo 'Fetching...' . PHP_EOL;
$rollingCurl->setSimultaneousLimit(10)->execute();
echo '...done in ' . (microtime(true) - $start) . PHP_EOL;
foreach ($rollingCurl->getCompletedRequests() as $request) {
if (preg_match_all('#<h3 class="r"><a href="([^"]+)">(.*)</a></h3>#iU', $request->getResponseText(), $out)) {
foreach ($out[1] as $idx => $url) {
parse_str(parse_url($url, PHP_URL_QUERY), $params);
$results[$params['q']] = strip_tags($out[2][$idx]);
}
}
echo 'Processsed (' . $request->getUrl() . ')' . PHP_EOL;
}
echo 'All results: ' . PHP_EOL;
print_r($results);
