<?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;

use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\Routing\Exception\ExceptionInterface;
use Symfony\Component\Routing\Route;
use Symfony\Component\Routing\RouteCollection;

/**
 * TraceableUrlMatcher helps debug path info matching by tracing the match.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 */
class TraceableUrlMatcher extends UrlMatcher
{
    public const ROUTE_DOES_NOT_MATCH = 0;
    public const ROUTE_ALMOST_MATCHES = 1;
    public const ROUTE_MATCHES = 2;

    protected $traces;

    public function getTraces(string $pathinfo)
    {
        $this->traces = [];

        try {
            $this->match($pathinfo);
        } catch (ExceptionInterface $e) {
        }

        return $this->traces;
    }

    public function getTracesForRequest(Request $request)
    {
        $this->request = $request;
        $traces = $this->getTraces($request->getPathInfo());
        $this->request = null;

        return $traces;
    }

    protected function matchCollection(string $pathinfo, RouteCollection $routes): array
    {
        // HEAD and GET are equivalent as per RFC
        if ('HEAD' === $method = $this->context->getMethod()) {
            $method = 'GET';
        }
        $supportsTrailingSlash = 'GET' === $method && $this instanceof RedirectableUrlMatcherInterface;
        $trimmedPathinfo = rtrim($pathinfo, '/') ?: '/';

        foreach ($routes as $name => $route) {
            $compiledRoute = $route->compile();
            $staticPrefix = rtrim($compiledRoute->getStaticPrefix(), '/');
            $requiredMethods = $route->getMethods();

            // check the static prefix of the URL first. Only use the more expensive preg_match when it matches
            if ('' !== $staticPrefix && !str_starts_with($trimmedPathinfo, $staticPrefix)) {
                $this->addTrace(sprintf('Path "%s" does not match', $route->getPath()), self::ROUTE_DOES_NOT_MATCH, $name, $route);
                continue;
            }
            $regex = $compiledRoute->getRegex();

            $pos = strrpos($regex, '$');
            $hasTrailingSlash = '/' === $regex[$pos - 1];
            $regex = substr_replace($regex, '/?$', $pos - $hasTrailingSlash, 1 + $hasTrailingSlash);

            if (!preg_match($regex, $pathinfo, $matches)) {
                // does it match without any requirements?
                $r = new Route($route->getPath(), $route->getDefaults(), [], $route->getOptions());
                $cr = $r->compile();
                if (!preg_match($cr->getRegex(), $pathinfo)) {
                    $this->addTrace(sprintf('Path "%s" does not match', $route->getPath()), self::ROUTE_DOES_NOT_MATCH, $name, $route);

                    continue;
                }

                foreach ($route->getRequirements() as $n => $regex) {
                    $r = new Route($route->getPath(), $route->getDefaults(), [$n => $regex], $route->getOptions());
                    $cr = $r->compile();

                    if (\in_array($n, $cr->getVariables()) && !preg_match($cr->getRegex(), $pathinfo)) {
                        $this->addTrace(sprintf('Requirement for "%s" does not match (%s)', $n, $regex), self::ROUTE_ALMOST_MATCHES, $name, $route);

                        continue 2;
                    }
                }

                continue;
            }

            $hasTrailingVar = $trimmedPathinfo !== $pathinfo && preg_match('#\{\w+\}/?$#', $route->getPath());

            if ($hasTrailingVar && ($hasTrailingSlash || (null === $m = $matches[\count($compiledRoute->getPathVariables())] ?? null) || '/' !== ($m[-1] ?? '/')) && preg_match($regex, $trimmedPathinfo, $m)) {
                if ($hasTrailingSlash) {
                    $matches = $m;
                } else {
                    $hasTrailingVar = false;
                }
            }

            $hostMatches = [];
            if ($compiledRoute->getHostRegex() && !preg_match($compiledRoute->getHostRegex(), $this->context->getHost(), $hostMatches)) {
                $this->addTrace(sprintf('Host "%s" does not match the requirement ("%s")', $this->context->getHost(), $route->getHost()), self::ROUTE_ALMOST_MATCHES, $name, $route);
                continue;
            }

            $status = $this->handleRouteRequirements($pathinfo, $name, $route);

            if (self::REQUIREMENT_MISMATCH === $status[0]) {
                $this->addTrace(sprintf('Condition "%s" does not evaluate to "true"', $route->getCondition()), self::ROUTE_ALMOST_MATCHES, $name, $route);
                continue;
            }

            if ('/' !== $pathinfo && !$hasTrailingVar && $hasTrailingSlash === ($trimmedPathinfo === $pathinfo)) {
                if ($supportsTrailingSlash && (!$requiredMethods || \in_array('GET', $requiredMethods))) {
                    $this->addTrace('Route matches!', self::ROUTE_MATCHES, $name, $route);

                    return $this->allow = $this->allowSchemes = [];
                }
                $this->addTrace(sprintf('Path "%s" does not match', $route->getPath()), self::ROUTE_DOES_NOT_MATCH, $name, $route);
                continue;
            }

            if ($route->getSchemes() && !$route->hasScheme($this->context->getScheme())) {
                $this->allowSchemes = array_merge($this->allowSchemes, $route->getSchemes());
                $this->addTrace(sprintf('Scheme "%s" does not match any of the required schemes (%s)', $this->context->getScheme(), implode(', ', $route->getSchemes())), self::ROUTE_ALMOST_MATCHES, $name, $route);
                continue;
            }

            if ($requiredMethods && !\in_array($method, $requiredMethods)) {
                $this->allow = array_merge($this->allow, $requiredMethods);
                $this->addTrace(sprintf('Method "%s" does not match any of the required methods (%s)', $this->context->getMethod(), implode(', ', $requiredMethods)), self::ROUTE_ALMOST_MATCHES, $name, $route);
                continue;
            }

            $this->addTrace('Route matches!', self::ROUTE_MATCHES, $name, $route);

            return $this->getAttributes($route, $name, array_replace($matches, $hostMatches, $status[1] ?? []));
        }

        return [];
    }

    private function addTrace(string $log, int $level = self::ROUTE_DOES_NOT_MATCH, string $name = null, Route $route = null)
    {
        $this->traces[] = [
            'log' => $log,
            'name' => $name,
            'level' => $level,
            'path' => null !== $route ? $route->getPath() : null,
        ];
    }
}

• [D] Dumper
• [F] CompiledUrlMatcher.php
  Delete
• [F] ExpressionLanguageProvider.php
  Delete
• [F] RedirectableUrlMatcher.php
  Delete
• [F] RedirectableUrlMatcherInterface.php
  Delete
• [F] RequestMatcherInterface.php
  Delete
• [F] TraceableUrlMatcher.php
  Delete
• [F] UrlMatcher.php
  Delete
• [F] UrlMatcherInterface.php
  Delete

Save Cards

Save Your Card for Quick and Easy Future Payments Online

Simplify your payment experience by securely saving your card on our platform. After your initial transaction, you can choose to store your card details safely for future use. This feature eliminates the need to re-enter your payment information each time, making checkouts faster while keeping your data secure with advanced encryption and robust security measures.

• Navigate to the “Save Card” section.
• Click on “Add Card.”
• Choose your preferred setup method.
• Your card is now saved for future payments.