Update to drupal 8.0.0-rc1. For more information, see https://www.drupal.org/node/2582663
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Greg Anderson
parent
eb34d130a8
commit
f32e58e4b1
8476 changed files with 211648 additions and 170042 deletions
309
vendor/symfony-cmf/routing/ChainRouter.php
vendored
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309
vendor/symfony-cmf/routing/ChainRouter.php
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<?php
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/*
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* This file is part of the Symfony CMF package.
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*
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* (c) 2011-2014 Symfony CMF
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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\Cmf\Component\Routing;
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use Symfony\Component\Routing\RouterInterface;
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use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
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use Symfony\Component\Routing\Matcher\RequestMatcherInterface;
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use Symfony\Component\Routing\RequestContext;
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use Symfony\Component\Routing\RequestContextAwareInterface;
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use Symfony\Component\Routing\Exception\ResourceNotFoundException;
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use Symfony\Component\Routing\Exception\RouteNotFoundException;
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use Symfony\Component\Routing\Exception\MethodNotAllowedException;
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use Symfony\Component\Routing\RouteCollection;
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use Symfony\Component\HttpFoundation\Request;
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use Symfony\Component\HttpKernel\CacheWarmer\WarmableInterface;
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use Psr\Log\LoggerInterface;
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/**
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* The ChainRouter allows to combine several routers to try in a defined order.
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*
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* @author Henrik Bjornskov <henrik@bjrnskov.dk>
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* @author Magnus Nordlander <magnus@e-butik.se>
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*/
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class ChainRouter implements ChainRouterInterface, WarmableInterface
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{
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/**
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* @var RequestContext
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*/
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private $context;
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/**
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* Array of arrays of routers grouped by priority
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* @var array
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*/
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private $routers = array();
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/**
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* @var RouterInterface[] Array of routers, sorted by priority
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*/
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private $sortedRouters;
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/**
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* @var RouteCollection
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*/
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private $routeCollection;
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/**
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* @var null|LoggerInterface
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*/
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protected $logger;
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/**
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* @param LoggerInterface $logger
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*/
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public function __construct(LoggerInterface $logger = null)
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{
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$this->logger = $logger;
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}
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/**
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* @return RequestContext
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*/
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public function getContext()
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{
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return $this->context;
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}
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/**
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* {@inheritdoc}
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*/
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public function add($router, $priority = 0)
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{
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if (!$router instanceof RouterInterface
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&& !($router instanceof RequestMatcherInterface && $router instanceof UrlGeneratorInterface)
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) {
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throw new \InvalidArgumentException(sprintf('%s is not a valid router.', get_class($router)));
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}
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if (empty($this->routers[$priority])) {
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$this->routers[$priority] = array();
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}
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$this->routers[$priority][] = $router;
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$this->sortedRouters = array();
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}
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/**
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* {@inheritdoc}
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*/
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public function all()
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{
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if (empty($this->sortedRouters)) {
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$this->sortedRouters = $this->sortRouters();
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// setContext() is done here instead of in add() to avoid fatal errors when clearing and warming up caches
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// See https://github.com/symfony-cmf/Routing/pull/18
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$context = $this->getContext();
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if (null !== $context) {
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foreach ($this->sortedRouters as $router) {
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if ($router instanceof RequestContextAwareInterface) {
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$router->setContext($context);
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}
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}
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}
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}
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return $this->sortedRouters;
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}
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/**
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* Sort routers by priority.
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* The highest priority number is the highest priority (reverse sorting)
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*
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* @return RouterInterface[]
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*/
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protected function sortRouters()
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{
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$sortedRouters = array();
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krsort($this->routers);
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foreach ($this->routers as $routers) {
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$sortedRouters = array_merge($sortedRouters, $routers);
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}
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return $sortedRouters;
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}
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/**
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* {@inheritdoc}
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*
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* Loops through all routes and tries to match the passed url.
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*
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* Note: You should use matchRequest if you can.
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*/
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public function match($url)
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{
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return $this->doMatch($url);
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}
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/**
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* {@inheritdoc}
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*
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* Loops through all routes and tries to match the passed request.
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*/
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public function matchRequest(Request $request)
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{
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return $this->doMatch($request->getPathInfo(), $request);
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}
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/**
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* Loops through all routers and tries to match the passed request or url.
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*
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* At least the url must be provided, if a request is additionally provided
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* the request takes precedence.
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*
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* @param string $url
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* @param Request $request
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*
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* @return array An array of parameters
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*
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* @throws ResourceNotFoundException If no router matched.
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*/
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private function doMatch($url, Request $request = null)
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{
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$methodNotAllowed = null;
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$requestForMatching = $request;
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foreach ($this->all() as $router) {
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try {
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// the request/url match logic is the same as in Symfony/Component/HttpKernel/EventListener/RouterListener.php
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// matching requests is more powerful than matching URLs only, so try that first
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if ($router instanceof RequestMatcherInterface) {
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if (empty($requestForMatching)) {
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$requestForMatching = Request::create($url);
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}
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return $router->matchRequest($requestForMatching);
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}
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// every router implements the match method
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return $router->match($url);
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} catch (ResourceNotFoundException $e) {
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if ($this->logger) {
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$this->logger->debug('Router '.get_class($router).' was not able to match, message "'.$e->getMessage().'"');
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}
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// Needs special care
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} catch (MethodNotAllowedException $e) {
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if ($this->logger) {
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$this->logger->debug('Router '.get_class($router).' throws MethodNotAllowedException with message "'.$e->getMessage().'"');
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}
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$methodNotAllowed = $e;
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}
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}
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$info = $request
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? "this request\n$request"
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: "url '$url'";
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throw $methodNotAllowed ?: new ResourceNotFoundException("None of the routers in the chain matched $info");
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}
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/**
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* {@inheritdoc}
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*
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* Loops through all registered routers and returns a router if one is found.
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* It will always return the first route generated.
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*/
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public function generate($name, $parameters = array(), $absolute = false)
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{
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$debug = array();
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foreach ($this->all() as $router) {
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// if $router does not announce it is capable of handling
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// non-string routes and $name is not a string, continue
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if ($name && !is_string($name) && !$router instanceof VersatileGeneratorInterface) {
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continue;
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}
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// If $router is versatile and doesn't support this route name, continue
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if ($router instanceof VersatileGeneratorInterface && !$router->supports($name)) {
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continue;
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}
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try {
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return $router->generate($name, $parameters, $absolute);
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} catch (RouteNotFoundException $e) {
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$hint = $this->getErrorMessage($name, $router, $parameters);
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$debug[] = $hint;
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if ($this->logger) {
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$this->logger->debug('Router '.get_class($router)." was unable to generate route. Reason: '$hint': ".$e->getMessage());
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}
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}
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}
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if ($debug) {
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$debug = array_unique($debug);
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$info = implode(', ', $debug);
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} else {
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$info = $this->getErrorMessage($name);
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}
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throw new RouteNotFoundException(sprintf('None of the chained routers were able to generate route: %s', $info));
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}
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private function getErrorMessage($name, $router = null, $parameters = null)
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{
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if ($router instanceof VersatileGeneratorInterface) {
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$displayName = $router->getRouteDebugMessage($name, $parameters);
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} elseif (is_object($name)) {
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$displayName = method_exists($name, '__toString')
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? (string) $name
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: get_class($name)
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;
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} else {
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$displayName = (string) $name;
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}
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return "Route '$displayName' not found";
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}
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/**
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* {@inheritdoc}
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*/
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public function setContext(RequestContext $context)
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{
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foreach ($this->all() as $router) {
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if ($router instanceof RequestContextAwareInterface) {
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$router->setContext($context);
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}
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}
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$this->context = $context;
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}
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/**
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* {@inheritdoc}
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*
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* check for each contained router if it can warmup
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*/
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public function warmUp($cacheDir)
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{
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foreach ($this->all() as $router) {
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if ($router instanceof WarmableInterface) {
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$router->warmUp($cacheDir);
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}
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function getRouteCollection()
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{
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if (!$this->routeCollection instanceof RouteCollection) {
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$this->routeCollection = new ChainRouteCollection();
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foreach ($this->all() as $router) {
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$this->routeCollection->addCollection($router->getRouteCollection());
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}
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}
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return $this->routeCollection;
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}
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}
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