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<?php
/**
* UserFrosting (http://www.userfrosting.com)
*
* @link https://github.com/userfrosting/UserFrosting
* @license https://github.com/userfrosting/UserFrosting/blob/master/licenses/UserFrosting.md (MIT License)
*/
namespace UserFrosting\Sprinkle\Core;
use FastRoute\Dispatcher;
use Illuminate\Filesystem\Filesystem;
use InvalidArgumentException;
use RuntimeException;
use Psr\Http\Message\ServerRequestInterface;
use FastRoute\RouteCollector;
use FastRoute\RouteParser;
use FastRoute\RouteParser\Std as StdParser;
use FastRoute\DataGenerator;
use Slim\Interfaces\RouteGroupInterface;
use Slim\Interfaces\RouterInterface;
use Slim\Interfaces\RouteInterface;
/**
* Router
*
* This class extends Slim's router, to permit overriding of routes with the same signature.
* @author Alex Weissman (https://alexanderweissman.com)
*/
class Router extends \Slim\Router implements RouterInterface
{
/*
* @var string[] a reverse lookup of route identifiers, indexed by route signature
*/
protected $identifiers;
/**
* Add route
*
* @param string[] $methods Array of HTTP methods
* @param string $pattern The route pattern
* @param callable $handler The route callable
*
* @return RouteInterface
*
* @throws InvalidArgumentException if the route pattern isn't a string
*/
public function map($methods, $pattern, $handler)
{
if (!is_string($pattern)) {
throw new InvalidArgumentException('Route pattern must be a string');
}
// Prepend parent group pattern(s)
if ($this->routeGroups) {
$pattern = $this->processGroups() . $pattern;
}
// According to RFC methods are defined in uppercase (See RFC 7231)
$methods = array_map("strtoupper", $methods);
// Determine route signature
$signature = implode('-', $methods) . '-' . $pattern;
// If a route with the same signature already exists, then we must replace it
if (isset($this->identifiers[$signature])) {
$route = new \Slim\Route($methods, $pattern, $handler, $this->routeGroups, str_replace('route', '', $this->identifiers[$signature]));
} else {
$route = new \Slim\Route($methods, $pattern, $handler, $this->routeGroups, $this->routeCounter);
}
$this->routes[$route->getIdentifier()] = $route;
// Record identifier in reverse lookup array
$this->identifiers[$signature] = $route->getIdentifier();
$this->routeCounter++;
return $route;
}
/**
* Delete the cache file
*
* @access public
* @return bool true/false if operation is successfull
*/
public function clearCache()
{
// Get Filesystem instance
$fs = new FileSystem;
// Make sure file exist and delete it
if ($fs->exists($this->cacheFile)) {
return $fs->delete($this->cacheFile);
}
// It's still considered a success if file doesn't exist
return true;
}
}
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