CompiledUrlGenerator.php

<?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\Routing\Generator;

use Psr\Log\LoggerInterface;
use Symfony\Component\Routing\Exception\RouteNotFoundException;
use Symfony\Component\Routing\RequestContext;

/**
 * Generates URLs based on rules dumped by CompiledUrlGeneratorDumper.
 */
class CompiledUrlGenerator extends UrlGenerator {
    private array $compiledRoutes = [];
    public function __construct(array $compiledRoutes, RequestContext $context, ?LoggerInterface $logger = null, ?string $defaultLocale = null) {
        $this->compiledRoutes = $compiledRoutes;
        $this->context = $context;
        $this->logger = $logger;
    }
    public function generate(string $name, array $parameters = [], int $referenceType = self::ABSOLUTE_PATH) : string {
        $locale = $parameters['_locale'] ?? $this->context
            ->getParameter('_locale') ?: $this->defaultLocale;
        if (null !== $locale) {
            do {
                if (($this->compiledRoutes[$name . '.' . $locale][1]['_canonical_route'] ?? null) === $name) {
                    $name .= '.' . $locale;
                    break;
                }
            } while (false !== ($locale = strstr($locale, '_', true)));
        }
        if (!isset($this->compiledRoutes[$name])) {
            throw new RouteNotFoundException(\sprintf('Unable to generate a URL for the named route "%s" as such route does not exist.', $name));
        }
        [
            $variables,
            $defaults,
            $requirements,
            $tokens,
            $hostTokens,
            $requiredSchemes,
            $deprecations,
        ] = $this->compiledRoutes[$name] + [
            6 => [],
        ];
        foreach ($deprecations as $deprecation) {
            trigger_deprecation($deprecation['package'], $deprecation['version'], $deprecation['message']);
        }
        if (isset($defaults['_canonical_route']) && isset($defaults['_locale'])) {
            if (!\in_array('_locale', $variables, true)) {
                unset($parameters['_locale']);
            }
            elseif (!isset($parameters['_locale'])) {
                $parameters['_locale'] = $defaults['_locale'];
            }
        }
        return $this->doGenerate($variables, $defaults, $requirements, $tokens, $parameters, $name, $referenceType, $hostTokens, $requiredSchemes);
    }

}