122 lines
3.9 KiB
PHP
122 lines
3.9 KiB
PHP
<?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\Generator\Dumper;
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use Symfony\Component\Routing\Exception\RouteCircularReferenceException;
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use Symfony\Component\Routing\Exception\RouteNotFoundException;
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use Symfony\Component\Routing\Matcher\Dumper\CompiledUrlMatcherDumper;
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/**
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* CompiledUrlGeneratorDumper creates a PHP array to be used with CompiledUrlGenerator.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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* @author Tobias Schultze <http://tobion.de>
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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class CompiledUrlGeneratorDumper extends GeneratorDumper
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{
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public function getCompiledRoutes(): array
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{
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$compiledRoutes = [];
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foreach ($this->getRoutes()->all() as $name => $route) {
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$compiledRoute = $route->compile();
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$compiledRoutes[$name] = [
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$compiledRoute->getVariables(),
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$route->getDefaults(),
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$route->getRequirements(),
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$compiledRoute->getTokens(),
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$compiledRoute->getHostTokens(),
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$route->getSchemes(),
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[],
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];
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}
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return $compiledRoutes;
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}
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public function getCompiledAliases(): array
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{
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$routes = $this->getRoutes();
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$compiledAliases = [];
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foreach ($routes->getAliases() as $name => $alias) {
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$deprecations = $alias->isDeprecated() ? [$alias->getDeprecation($name)] : [];
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$currentId = $alias->getId();
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$visited = [];
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while (null !== $alias = $routes->getAlias($currentId) ?? null) {
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if (false !== $searchKey = array_search($currentId, $visited)) {
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$visited[] = $currentId;
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throw new RouteCircularReferenceException($currentId, \array_slice($visited, $searchKey));
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}
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if ($alias->isDeprecated()) {
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$deprecations[] = $deprecation = $alias->getDeprecation($currentId);
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trigger_deprecation($deprecation['package'], $deprecation['version'], $deprecation['message']);
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}
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$visited[] = $currentId;
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$currentId = $alias->getId();
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}
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if (null === $target = $routes->get($currentId)) {
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throw new RouteNotFoundException(\sprintf('Target route "%s" for alias "%s" does not exist.', $currentId, $name));
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}
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$compiledTarget = $target->compile();
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$compiledAliases[$name] = [
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$compiledTarget->getVariables(),
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$target->getDefaults(),
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$target->getRequirements(),
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$compiledTarget->getTokens(),
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$compiledTarget->getHostTokens(),
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$target->getSchemes(),
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$deprecations,
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];
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}
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return $compiledAliases;
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}
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public function dump(array $options = []): string
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{
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return <<<EOF
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<?php
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// This file has been auto-generated by the Symfony Routing Component.
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return [{$this->generateDeclaredRoutes()}
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];
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EOF;
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}
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/**
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* Generates PHP code representing an array of defined routes
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* together with the routes properties (e.g. requirements).
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*/
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private function generateDeclaredRoutes(): string
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{
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$routes = '';
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foreach ($this->getCompiledRoutes() as $name => $properties) {
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$routes .= \sprintf("\n '%s' => %s,", $name, CompiledUrlMatcherDumper::export($properties));
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}
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foreach ($this->getCompiledAliases() as $alias => $properties) {
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$routes .= \sprintf("\n '%s' => %s,", $alias, CompiledUrlMatcherDumper::export($properties));
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}
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return $routes;
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}
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}
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