45 lines
989 B
PHP
45 lines
989 B
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
namespace Homepage\TwigExtensionBundle;
|
|
|
|
use Twig\Extension\AbstractExtension;
|
|
use Twig\TwigFunction;
|
|
|
|
class TwigExtension extends AbstractExtension
|
|
{
|
|
private $outputDir;
|
|
|
|
public function __construct(string $outputDir)
|
|
{
|
|
$this->outputDir = $outputDir;
|
|
}
|
|
|
|
public function getFunctions(): array
|
|
{
|
|
return [
|
|
new TwigFunction('hashed_asset', [$this, 'createHashedFileLink']),
|
|
];
|
|
}
|
|
|
|
public function createHashedFileLink(string $path): string
|
|
{
|
|
$fullPath = $this->join($this->outputDir, $path);
|
|
$realPath = realpath($fullPath);
|
|
|
|
if (!file_exists($realPath)) {
|
|
return sprintf('%s?v=%s', $path, time());
|
|
}
|
|
|
|
$hash = md5_file($realPath);
|
|
|
|
return sprintf('%s?v=%s', $path, $hash);
|
|
}
|
|
|
|
private function join(string $base, string $path): string
|
|
{
|
|
return $path ? rtrim($base, '/').'/'.ltrim($path, '/') : $base;
|
|
}
|
|
}
|