add data from work folder

implementation/07-dispatching-to-class/src/Action/Another.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Lubian\NoFramework\Action;
+
+use Laminas\Diactoros\Response;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Server\RequestHandlerInterface;
+
+final class Another implements RequestHandlerInterface
+{
+    public function handle(ServerRequestInterface $request): ResponseInterface
+    {
+        $response = (new Response())->withStatus(200);
+        $response->getBody()->write('This works too!');
+        return $response;
+    }
+}

implementation/07-dispatching-to-class/src/Action/Hello.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Lubian\NoFramework\Action;
+
+use Laminas\Diactoros\Response;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Server\RequestHandlerInterface;
+
+final class Hello implements RequestHandlerInterface
+{
+    public function handle(ServerRequestInterface $request): ResponseInterface
+    {
+        $name = $request->getAttribute('name', 'Stranger');
+        $response = (new Response())->withStatus(200);
+        $response->getBody()->write('Hello ' . $name . '!');
+        return $response;
+    }
+}

implementation/07-dispatching-to-class/src/Action/InternalServerError.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Lubian\NoFramework\Action;
+
+use Laminas\Diactoros\Response;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Server\RequestHandlerInterface;
+
+final class InternalServerError implements RequestHandlerInterface
+{
+    public function handle(ServerRequestInterface $request): ResponseInterface
+    {
+        $response = (new Response())->withStatus(500);
+        $response->getBody()->write('Internal Server Error.');
+        return $response;
+    }
+}

implementation/07-dispatching-to-class/src/Action/NotAllowed.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Lubian\NoFramework\Action;
+
+use Laminas\Diactoros\Response;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Server\RequestHandlerInterface;
+
+final class NotAllowed implements RequestHandlerInterface
+{
+    public function handle(ServerRequestInterface $request): ResponseInterface
+    {
+        $response = (new Response())->withStatus(405);
+        $response->getBody()->write('Method Not Allowed');
+        return $response;
+    }
+}

implementation/07-dispatching-to-class/src/Action/NotFound.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Lubian\NoFramework\Action;
+
+use Laminas\Diactoros\Response;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Server\RequestHandlerInterface;
+
+final class NotFound implements RequestHandlerInterface
+{
+    public function handle(ServerRequestInterface $request): ResponseInterface
+    {
+        $response = (new Response())->withStatus(404);
+        $response->getBody()->write('Page not found');
+        return $response;
+    }
+}

implementation/07-dispatching-to-class/src/Bootstrap.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Lubian\NoFramework;
+
+use const E_ALL;
+use Exception;
+use FastRoute\Dispatcher;
+use Laminas\Diactoros\Response;
+use Laminas\Diactoros\ServerRequestFactory;
+use Lubian\NoFramework\Action\InternalServerError;
+use Lubian\NoFramework\Action\NotAllowed;
+use Lubian\NoFramework\Action\NotFound;
+use Lubian\NoFramework\Exception\InternalServerErrorException;
+use Lubian\NoFramework\Exception\NotAllowedException;
+use Lubian\NoFramework\Exception\NotFoundException;
+use Psr\Http\Server\RequestHandlerInterface;
+use Throwable;
+use Whoops\Handler\PrettyPageHandler;
+use Whoops\Run;
+use function error_log;
+use function error_reporting;
+use function FastRoute\simpleDispatcher;
+use function getenv;
+use function header;
+use function sprintf;
+
+require __DIR__ . '/../vendor/autoload.php';
+
+$environment = getenv('ENVIRONMENT') ?: 'dev';
+
+error_reporting(E_ALL);
+$whoops = new Run();
+if ($environment == 'dev') {
+    $whoops->pushHandler(new PrettyPageHandler());
+} else {
+    $whoops->pushHandler(function (Throwable $e): void {
+        error_log("Error: " . $e->getMessage(), $e->getCode());
+        echo 'An Error happened';
+    });
+}
+$whoops->register();
+
+$request = ServerRequestFactory::fromGlobals();
+$response = new Response();
+
+$routeDefinitionCallback = require __DIR__ . '/../config/routes.php';
+$dispatcher = simpleDispatcher($routeDefinitionCallback);
+
+$routeInfo = $dispatcher->dispatch(
+    $request->getMethod(),
+    $request->getUri()->getPath(),
+);
+
+try {
+    switch ($routeInfo[0]) {
+        case Dispatcher::METHOD_NOT_ALLOWED:
+            throw new NotAllowedException();
+        case Dispatcher::FOUND:
+            /** @var RequestHandlerInterface $handler */
+            $handler = new $routeInfo[1][0]();
+            $method = $routeInfo[1][1];
+            if (!$handler instanceof RequestHandlerInterface) {
+                throw new InternalServerErrorException();
+            }
+            foreach ($routeInfo[2] as $attributeName => $attributeValue) {
+                $request = $request->withAttribute($attributeName, $attributeValue);
+            }
+            $response = $handler->$method($request);
+            break;
+        case Dispatcher::NOT_FOUND:
+        default:
+            throw new NotFoundException();
+    }
+} catch (NotAllowedException) {
+    $response = (new NotAllowed())->handle($request);
+} catch (NotFoundException) {
+    $response = (new NotFound())->handle($request);
+} catch (Exception) {
+    $response = (new InternalServerError())->handle($request);
+}
+
+/** @var string $name */
+foreach ($response->getHeaders() as $name => $values) {
+    $first = strtolower($name) !== 'set-cookie';
+    foreach ($values as $value) {
+        $header = sprintf('%s: %s', $name, $value);
+        header($header, $first);
+        $first = false;
+    }
+}
+
+$statusLine = sprintf(
+    'HTTP/%s %s %s',
+    $response->getProtocolVersion(),
+    $response->getStatusCode(),
+    $response->getReasonPhrase()
+);
+header($statusLine, true, $response->getStatusCode());
+
+echo $response->getBody();

implementation/07-dispatching-to-class/src/Exception/InternalServerErrorException.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Lubian\NoFramework\Exception;
+
+use Exception;
+
+final class InternalServerErrorException extends Exception
+{
+}

implementation/07-dispatching-to-class/src/Exception/NotAllowedException.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Lubian\NoFramework\Exception;
+
+use Exception;
+
+final class NotAllowedException extends Exception
+{
+}

implementation/07-dispatching-to-class/src/Exception/NotFoundException.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Lubian\NoFramework\Exception;
+
+use Exception;
+
+final class NotFoundException extends Exception
+{
+}