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<?php
namespace YOOtheme;
use YOOtheme\Http\Request;
class Router
{
/**
* @var Routes
*/
protected $routes;
/**
* Constructor.
*
* @param Routes $routes
*/
public function __construct(Routes $routes)
{
$this->routes = $routes;
}
/**
* Dispatches router for a request.
*
* @param Request $request
*
* @return Request
*/
public function dispatch(Request $request)
{
$path = '/' . trim($request->getQueryParam('p'), '/');
foreach ($this->routes->getIndex() as $route) {
if ($route->getMethods() && !in_array($request->getMethod(), $route->getMethods())) {
continue;
}
if (preg_match($this->getPattern($route), $path, $matches)) {
$params = [];
foreach ($matches as $key => $value) {
if (is_string($key)) {
$params[$key] = urldecode($value);
}
}
foreach ($route->getAttributes() as $name => $value) {
$request->setAttribute($name, $value);
}
$request->setAttribute('route', $route);
$request->setAttribute('routeParams', $params);
$request->setAttribute('routeStatus', 1);
return $request;
}
}
return $request->setAttribute('routeStatus', 0);
}
/**
* Gets the route regex pattern.
*
* @param Route $route
*
* @return string
*/
protected function getPattern(Route $route)
{
return '#^' .
preg_replace_callback(
'#\{(\w+)\}#',
function ($matches) {
return '(?P<' . $matches[1] . '>[^/]+)';
},
$route->getPath()
) .
'$#';
}
}