/**
* Resolves the given URL based on the current URL
* @param String $url URL to resolve
* $return String The resolved URL
*/
private function _resolveUrl($url)
{
$url = trim($url);
// Absolute URLs are fine
if (strpos($url, 'http') === 0) {
return $url;
}
// Empty URLs represent current URL
if ($url === '') {
return $this->_curl->get_effective_url();
}
/**
* If the URL begins with a forwards slash, it is absolute based on the current hostname
*/
if ($url[0] === '/') {
$port = ':' . parse_url($this->_curl->get_effective_url(), PHP_URL_PORT);
return parse_url($this->_curl->get_effective_url(), PHP_URL_SCHEME) . '://' . parse_url($this->_curl->get_effective_url(), PHP_URL_HOST) . ($port !== ':' ? $port : '') . $url;
}
/**
* We have a relative URL.
* First, check if we have a BASE HREF= tag, if so, we're
* setting the URL relative to that, otherwise, it's
* relative to the current URL
*/
$base = dirname($this->_curl->get_effective_url());
$baseTag = $this->_navigator->query("//base[@href][last()]");
if ($baseTag->length > 0) {
$base = $baseTag->item(0)->getAttribute('href');
}
return $base . '/' . $url;
}
