BookStack/app/Uploads/HttpFetcher.php

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<?php namespace BookStack\Uploads;
use BookStack\Exceptions\HttpFetchException;
class HttpFetcher
{
/**
* Fetch content from an external URI.
* @param string $uri
* @return bool|string
* @throws HttpFetchException
*/
public function fetch(string $uri)
{
$ch = curl_init();
curl_setopt_array($ch, [
CURLOPT_URL => $uri,
CURLOPT_RETURNTRANSFER => 1,
CURLOPT_CONNECTTIMEOUT => 5
]);
$data = curl_exec($ch);
$err = curl_error($ch);
curl_close($ch);
if ($err) {
throw new HttpFetchException($err);
}
return $data;
}
}