Takes a path and returns an absolute path.
$path: A path from the internal browser content.
The $path with $base_url prepended, if necessary.
protected function getAbsoluteUrl($path) {
global $base_url, $base_path;
$parts = parse_url($path);
if (empty($parts['host'])) {
// Ensure that we have a string (and no xpath object).
$path = (string) $path;
// Strip $base_path, if existent.
$length = strlen($base_path);
if (substr($path, 0, $length) === $base_path) {
$path = substr($path, $length);
}
// Ensure that we have an absolute path.
if (empty($path) || $path[0] !== '/') {
$path = '/' . $path;
}
// Finally, prepend the $base_url.
$path = $base_url . $path;
}
return $path;
}