Viewing file:  AnalyzesHeaders.php (1.8 KB) -rw-r--r--
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<?php
namespace Enlightn\Enlightn\Analyzers\Concerns;
use GuzzleHttp\Client;
use GuzzleHttp\Exception\GuzzleException;
trait AnalyzesHeaders
{
/**
* The Guzzle client instance.
*
* @var \GuzzleHttp\Client
*/
protected $client;
/**
* Set the Guzzle client.
*
* @param \GuzzleHttp\Client $client
*/
public function setClient(Client $client)
{
$this->client = $client;
}
/**
* Determine if the header(s) exist on the URL.
*
* @param string|null $url
* @param string|array $headers
* @param array $options
* @return bool
*/
protected function headerExistsOnUrl($url, $headers, $options = [])
{
if (is_null($url)) {
// If we can't find the route, we cannot perform this check.
return false;
}
try {
$response = $this->client->get($url, array_merge(['http_errors' => false], $options));
return collect($headers)->contains(function ($header) use ($response) {
return $response->hasHeader($header);
});
} catch (GuzzleException $e) {
return false;
}
}
/**
* Get the headers on the URL.
*
* @param string|null $url
* @param string $header
* @param array $options
* @return array
*/
protected function getHeadersOnUrl($url, string $header, $options = [])
{
if (is_null($url)) {
// If we can't find the route, we cannot perform this check.
return [];
}
try {
$response = $this->client->get($url, array_merge(['http_errors' => false], $options));
return $response->getHeader($header);
} catch (GuzzleException $e) {
return [];
}
}
}
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