/**
* @dataProvider httpResponses
*/
public function testFindLinkHeader($headers, $rel, $expected)
{
$this->assertSame($expected, HttpHelpers::findLinkHeader($headers, $rel));
}
/**
* Finds a hub from a fetcher result.
*
* @param \Drupal\feeds\Result\FetcherResultInterface $fetcher_result
* The fetcher result.
*
* @return string|null
* The hub URL or null if one wasn't found.
*/
protected function findRelation(FetcherResultInterface $fetcher_result, $relation)
{
if ($fetcher_result instanceof HttpFetcherResultInterface) {
if ($rel = HttpHelpers::findLinkHeader($fetcher_result->getHeaders(), $relation)) {
return $rel;
}
}
return HttpHelpers::findRelationFromXml($fetcher_result->getRaw(), $relation);
}
