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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\Routing\Matcher\Dumper;
use Symfony\Component\Routing\Exception\MethodNotAllowedException;
use Symfony\Component\Routing\Exception\NoConfigurationException;
use Symfony\Component\Routing\Exception\ResourceNotFoundException;
use Symfony\Component\Routing\Matcher\RedirectableUrlMatcherInterface;
use Symfony\Component\Routing\RequestContext;
/**
* @author Nicolas Grekas <p@tchwork.com>
*
* @internal
*
* @property RequestContext $context
*/
trait CompiledUrlMatcherTrait
{
private $matchHost = false;
private $staticRoutes = [];
private $regexpList = [];
private $dynamicRoutes = [];
private $checkCondition;
public function match($pathinfo)
{
$allow = $allowSchemes = [];
if ($ret = $this->doMatch($pathinfo, $allow, $allowSchemes)) {
return $ret;
}
if ($allow) {
throw new MethodNotAllowedException(array_keys($allow));
}
if (!$this instanceof RedirectableUrlMatcherInterface) {
throw new ResourceNotFoundException(sprintf('No routes found for "%s".', $pathinfo));
}
if (!\in_array($this->context->getMethod(), ['HEAD', 'GET'], true)) {
// no-op
} elseif ($allowSchemes) {
redirect_scheme:
$scheme = $this->context->getScheme();
$this->context->setScheme(key($allowSchemes));
try {
if ($ret = $this->doMatch($pathinfo)) {
return $this->redirect($pathinfo, $ret['_route'], $this->context->getScheme()) + $ret;
}
} finally {
$this->context->setScheme($scheme);
}
} elseif ('/' !== $trimmedPathinfo = rtrim($pathinfo, '/') ?: '/') {
$pathinfo = $trimmedPathinfo === $pathinfo ? $pathinfo.'/' : $trimmedPathinfo;
if ($ret = $this->doMatch($pathinfo, $allow, $allowSchemes)) {
return $this->redirect($pathinfo, $ret['_route']) + $ret;
}
if ($allowSchemes) {
goto redirect_scheme;
}
}
throw new ResourceNotFoundException(sprintf('No routes found for "%s".', $pathinfo));
}
private function doMatch(string $pathinfo, array &$allow = [], array &$allowSchemes = []): array
{
$allow = $allowSchemes = [];
$pathinfo = rawurldecode($pathinfo) ?: '/';
$trimmedPathinfo = rtrim($pathinfo, '/') ?: '/';
$context = $this->context;
$requestMethod = $canonicalMethod = $context->getMethod();
if ($this->matchHost) {
$host = strtolower($context->getHost());
}
if ('HEAD' === $requestMethod) {
$canonicalMethod = 'GET';
}
$supportsRedirections = 'GET' === $canonicalMethod && $this instanceof RedirectableUrlMatcherInterface;
foreach ($this->staticRoutes[$trimmedPathinfo] ?? [] as list($ret, $requiredHost, $requiredMethods, $requiredSchemes, $hasTrailingSlash, , $condition)) {
if ($condition && !($this->checkCondition)($condition, $context, 0 < $condition ? $request ?? $request = $this->request ?: $this->createRequest($pathinfo) : null)) {
continue;
}
if ($requiredHost) {
if ('#' !== $requiredHost[0] ? $requiredHost !== $host : !preg_match($requiredHost, $host, $hostMatches)) {
continue;
}
if ('#' === $requiredHost[0] && $hostMatches) {
$hostMatches['_route'] = $ret['_route'];
$ret = $this->mergeDefaults($hostMatches, $ret);
}
}
if ('/' !== $pathinfo && $hasTrailingSlash === ($trimmedPathinfo === $pathinfo)) {
if ($supportsRedirections && (!$requiredMethods || isset($requiredMethods['GET']))) {
return $allow = $allowSchemes = [];
}
continue;
}
$hasRequiredScheme = !$requiredSchemes || isset($requiredSchemes[$context->getScheme()]);
if ($hasRequiredScheme && $requiredMethods && !isset($requiredMethods[$canonicalMethod]) && !isset($requiredMethods[$requestMethod])) {
$allow += $requiredMethods;
continue;
}
if (!$hasRequiredScheme) {
$allowSchemes += $requiredSchemes;
continue;
}
return $ret;
}
$matchedPathinfo = $this->matchHost ? $host.'.'.$pathinfo : $pathinfo;
foreach ($this->regexpList as $offset => $regex) {
while (preg_match($regex, $matchedPathinfo, $matches)) {
foreach ($this->dynamicRoutes[$m = (int) $matches['MARK']] as list($ret, $vars, $requiredMethods, $requiredSchemes, $hasTrailingSlash, $hasTrailingVar, $condition)) {
if (null !== $condition) {
if (0 === $condition) { // marks the last route in the regexp
continue 3;
}
if (!($this->checkCondition)($condition, $context, 0 < $condition ? $request ?? $request = $this->request ?: $this->createRequest($pathinfo) : null)) {
continue;
}
}
$hasTrailingVar = $trimmedPathinfo !== $pathinfo && $hasTrailingVar;
if ($hasTrailingVar && ($hasTrailingSlash || (null === $n = $matches[\count($vars)] ?? null) || '/' !== ($n[-1] ?? '/')) && preg_match($regex, $this->matchHost ? $host.'.'.$trimmedPathinfo : $trimmedPathinfo, $n) && $m === (int) $n['MARK']) {
if ($hasTrailingSlash) {
$matches = $n;
} else {
$hasTrailingVar = false;
}
}
if ('/' !== $pathinfo && !$hasTrailingVar && $hasTrailingSlash === ($trimmedPathinfo === $pathinfo)) {
if ($supportsRedirections && (!$requiredMethods || isset($requiredMethods['GET']))) {
return $allow = $allowSchemes = [];
}
continue;
}
foreach ($vars as $i => $v) {
if (isset($matches[1 + $i])) {
$ret[$v] = $matches[1 + $i];
}
}
if ($requiredSchemes && !isset($requiredSchemes[$context->getScheme()])) {
$allowSchemes += $requiredSchemes;
continue;
}
if ($requiredMethods && !isset($requiredMethods[$canonicalMethod]) && !isset($requiredMethods[$requestMethod])) {
$allow += $requiredMethods;
continue;
}
return $ret;
}
$regex = substr_replace($regex, 'F', $m - $offset, 1 + \strlen($m));
$offset += \strlen($m);
}
}
if ('/' === $pathinfo && !$allow && !$allowSchemes) {
throw new NoConfigurationException();
}
return [];
}
}
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