TechEmpower.FrameworkBenchmarks/php-pimf/pimf-framework/core/Pimf/Resolver.php

<?php
/**
 * Pimf
 *
 * @copyright Copyright (c)  Gjero Krsteski (http://krsteski.de)
 * @license   http://krsteski.de/new-bsd-license New BSD License
 */

namespace Pimf;

use Pimf\Resolver\Exception as Bomb;
use Pimf\Util\String as Str;

/**
 * Resolves the user requests to controller and action.
 *
 * @package Pimf
 * @author  Gjero Krsteski <[email protected]>
 */
class Resolver
{
  /**
   * @var string
   */
  protected $controllerPath;

  /**
   * @var string
   */
  protected $controllerClass;

  /**
   * @var string
   */
  protected $repositoryPath;

  /**
   * @var Request
   */
  protected $request;

  /**
   * @param Request $request
   * @param string  $repositoryPath
   * @param string  $prefix
   *
   * @throws Resolver\Exception
   */
  public function __construct(Request $request, $repositoryPath = '/Controller', $prefix = 'Pimf\\')
  {
    $conf = Registry::get('conf');

    $controllerName = $request->fromGet()->get('controller');

    if ($conf['app']['routeable'] === true) {

      $target = Registry::get('router')->find();

      if ($target instanceof \Pimf\Route\Target) {
        $controllerName = $target->getController();
      }
    }

    if (Sapi::isCli() && $conf['environment'] == 'production') {
      $controllerName = $request->fromCli()->get('controller');
    }

    if (!$controllerName) {
      $controllerName = $conf['app']['default_controller'];
    }

    $this->repositoryPath  = $repositoryPath;
    $this->request         = $request;
    $this->controllerClass = $prefix . 'Controller\\';

    $basepath   = $this->repositoryPath . '/';
    $controller = ucfirst($controllerName);

    if (Str::isEvilPath($basepath . $controller)) {
      throw new Bomb('directory traversal attack is not funny!');
    }

    $this->controllerPath = $basepath . $controller . '.php';

    if (!file_exists($this->controllerPath)) {
      throw new Bomb('no controller found at the repository path; ' . $this->controllerPath);
    }
  }

  /**
   * @return \Pimf\Controller\Base
   * @throws \Exception If no controller specified or no controller found at the repository.
   */
  public function process()
  {
    $path       = str_replace($this->repositoryPath, '', $this->controllerPath);
    $name       = str_replace('/', $this->controllerClass, $path);
    $controller = str_replace('.php', '', $name);

    if (!class_exists($controller)) {
      throw new Bomb('can not load class "' . $controller . '" from the repository');
    }

    return new $controller($this->request, new Response(Registry::get('env')->REQUEST_METHOD));
  }
}