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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Routing\Matcher;
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use Symfony\Component\ExpressionLanguage\ExpressionFunction;
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use Symfony\Component\ExpressionLanguage\ExpressionFunctionProviderInterface;
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use Symfony\Contracts\Service\ServiceProviderInterface;
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/**
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* Exposes functions defined in the request context to route conditions.
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*
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* @author Ahmed TAILOULOUTE <ahmed.tailouloute@gmail.com>
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*/
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class ExpressionLanguageProvider implements ExpressionFunctionProviderInterface
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{
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private ServiceProviderInterface $functions;
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public function __construct(ServiceProviderInterface $functions)
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{
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$this->functions = $functions;
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}
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public function getFunctions(): array
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{
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$functions = [];
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foreach ($this->functions->getProvidedServices() as $function => $type) {
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$functions[] = new ExpressionFunction(
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$function,
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static function (...$args) use ($function) {
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return sprintf('($context->getParameter(\'_functions\')->get(%s)(%s))', var_export($function, true), implode(', ', $args));
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},
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function ($values, ...$args) use ($function) {
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return $values['context']->getParameter('_functions')->get($function)(...$args);
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}
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);
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}
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return $functions;
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}
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public function get(string $function): callable
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{
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return $this->functions->get($function);
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}
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}
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