* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Templating\Asset; /** * The URL packages adds a version and a base URL to asset URLs. * * @author Kris Wallsmith */ class UrlPackage extends Package { private $baseUrls; /** * Constructor. * * @param string|array $baseUrls Base asset URLs * @param string $version The package version * @param string $format The format used to apply the version */ public function __construct($baseUrls = array(), $version = null, $format = null) { parent::__construct($version, $format); if (!is_array($baseUrls)) { $baseUrls = (array) $baseUrls; } $this->baseUrls = array(); foreach ($baseUrls as $baseUrl) { $this->baseUrls[] = rtrim($baseUrl, '/'); } } public function getUrl($path) { if (false !== strpos($path, '://') || 0 === strpos($path, '//')) { return $path; } $url = $this->applyVersion($path); if ($url && '/' != $url[0]) { $url = '/'.$url; } return $this->getBaseUrl($path).$url; } /** * Returns the base URL for a path. * * @param string $path * * @return string The base URL */ public function getBaseUrl($path) { switch ($count = count($this->baseUrls)) { case 0: return ''; case 1: return $this->baseUrls[0]; default: return $this->baseUrls[fmod(hexdec(substr(hash('sha256', $path), 0, 10)), $count)]; } } }