<?php
namespace app\support\lib;

use Illuminate\Http\Request;
use Illuminate\Http\Response;
use Illuminate\Routing\Route as Routing;
use Illuminate\Support\ServiceProvider;
use Illuminate\View\View;

class ResourceServiceProvider extends ServiceProvider
{
    /**
     * @var array
     */
    protected $startups = [];

    /**
     * @var bool
     */
    protected $defer = false;

    /**
     * Register package
     */
    public function boot()
    {
        $this->package('app/resource', 'resource');
    }

    /**
     * @var array
     */
    protected $resources = [];

    /**
     * @param $ext
     * @param callable $handler
     */
    public function addResourceHandler($ext, callable $handler)
    {
        $this->resources[$ext] = $handler;
    }

    /**
     * @param string $prefix
     * @param $class
     */
    public function controller($prefix = '/', $class)
    {
        $routes = $this->app['router']->getInspector()->getRoutable($class, '');

        foreach ($routes as $method => $route) {
            $verb  = $route[0]['verb'];
            $url   = $prefix . substr($route[0]['plain'], 1);

            $this->app['router']->$verb($url . '{type?}', ['after' => 'resource', 'uses' => $class . '@' . $method])
                ->where('type', '.(?:[a-z]+)');
        }
    }

    /**
     * @param Routing $route
     * @param Request $request
     * @param Response $response
     * @return mixed
     */
    public function getFilterResponse(Routing $route, Request $request, Response $response)
    {
        $ext = strlen($route->getParameter('type')) > 1
            ? substr($route->getParameter('type'), 1)
            : '';

        $view = $response->getOriginalContent();

        if ($view instanceof View && isset($this->resources[$ext])) {
            return $this->resources[$ext]($route, $request, $response);
        }

        return $view;
    }

    /**
     * @param Routing $route
     * @param Request $request
     * @param Response $response
     */
    public function filter(Routing $route, Request $request, Response $response)
    {
        $data = $this->getFilterResponse($route, $request, $response);
        $response->setContent($data);
    }

    /**
     *
     */
    protected function registerDefaultHandlers()
    {
        $this->addResourceHandler('json', function(Routing $route, Request $request, Response $response) {
            $view = $response->getOriginalContent();

            return [
                'data' => $view->getData(),
                'view' => [
                    'name' => $view->getName(),
                    'route' => str_replace('json', 'html', $request->getPathInfo()),
                    'hash' => md5($response->getContent())
                ]
            ];
        });

        $this->addResourceHandler('html', function(Routing $route, Request $request, Response $response) {
            return $response->getOriginalContent();
        });
    }

    /**
     * @return $this|void
     */
    public function register()
    {
        $this->app['resource'] = $this->app->share(function ($app) {
            $app['router']->filter('resource', function($route, $request, $response) use ($app) {
                return $app['resource']->filter($route, $request, $response);
            });
            $this->registerDefaultHandlers();
            return $this;
        });
        return $this;
    }

    /**
     * @return array
     */
    public function provides() { return []; }
}



/////////////


<?php
namespace app\support\lib;

use Illuminate\Support\Facades\Facade;

class ResourceFacade extends Facade
{
    protected static function getFacadeAccessor() { return 'resource'; }
}