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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Component\DependencyInjection;
- use Symfony\Component\ExpressionLanguage\ExpressionFunction;
- use Symfony\Component\ExpressionLanguage\ExpressionFunctionProviderInterface;
- /**
- * Define some ExpressionLanguage functions.
- *
- * To get a service, use service('request').
- * To get a parameter, use parameter('kernel.debug').
- *
- * @author Fabien Potencier <fabien@symfony.com>
- */
- class ExpressionLanguageProvider implements ExpressionFunctionProviderInterface
- {
- private $serviceCompiler;
- public function __construct(callable $serviceCompiler = null)
- {
- $this->serviceCompiler = $serviceCompiler;
- }
- public function getFunctions()
- {
- return [
- new ExpressionFunction('service', $this->serviceCompiler ?: function ($arg) {
- return sprintf('$this->get(%s)', $arg);
- }, function (array $variables, $value) {
- return $variables['container']->get($value);
- }),
- new ExpressionFunction('parameter', function ($arg) {
- return sprintf('$this->getParameter(%s)', $arg);
- }, function (array $variables, $value) {
- return $variables['container']->getParameter($value);
- }),
- ];
- }
- }
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