public function _findWebmentionEndpointInHeader($link_header, $targetURL = false)
{
$endpoint = false;
if (preg_match('~<((?:https?://)?[^>]+)>; rel="webmention"~', $link_header, $match)) {
$endpoint = $match[1];
} elseif (preg_match('~<((?:https?://)?[^>]+)>; rel="http://webmention.org/?"~', $link_header, $match)) {
$endpoint = $match[1];
}
if ($endpoint && $targetURL && function_exists('\\mf2\\resolveUrl')) {
// Resolve the URL if it's relative
$endpoint = \mf2\resolveUrl($targetURL, $endpoint);
}
return $endpoint;
}
/**
* @dataProvider testData
*/
public function testReturnsUrlIfAbsolute($assert, $base, $url, $expected)
{
$actual = mf2\resolveUrl($base, $url);
$this->assertEquals($expected, $actual, $assert);
}