added slim framework

Author: rsouverain

README.md

@@ -8,7 +8,7 @@ Just a DEMO API built around SLIM framework and GraphQL-PHP
 
 From the project main directory:
 
-(on windows, use `winpty` before `docker exec ...`)
+(on windows, you may want to use `winpty` before `docker exec ...`)
 
 
 ```bash
@@ -22,3 +22,11 @@ Connect to container as CLI (optional)
 ```bash
 docker exec -ti gql_slim_api sh
 ```
+
+
+## GraphQL
+
+### Endpoints
+
+* `/graphql` The main api endpoint.
+* `/graphql/refs` Another api endpoint with another schema

app/public/index.php

@@ -1,5 +1,85 @@
 <?php
 
-$now = new \DateTime('now', new \DateTimeZone('UTC'));
-$now->setTimezone(new \DateTimeZone('Europe/Paris'));
-echo "Hello World !! ".$now->format(\DateTimeInterface::ISO8601);
+require __DIR__ . '/../../vendor/autoload.php';
+
+use DI\Container;
+use Psr\Http\Message\ResponseInterface as ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface as Request;
+use Psr\Http\Server\RequestHandlerInterface as RequestHandler;
+use Slim\Factory\AppFactory;
+use Slim\Psr7\Response;
+
+// Create Container using PHP-DI
+$container = new Container();
+
+// Set container to create App with on AppFactory
+AppFactory::setContainer($container);
+
+// Creating the app kernel
+$app = AppFactory::create();
+
+// Add Routing Middleware
+$app->addRoutingMiddleware();
+
+/**
+ * Middleware to handle removing trailing slashes (/) in route URLs
+ * @see https://www.slimframework.com/docs/v4/cookbook/route-patterns.html
+ */
+$app->add(function (Request $request, RequestHandler $handler) {
+    $uri = $request->getUri();
+    $path = $uri->getPath();
+    
+    if ($path != '/' && substr($path, -1) == '/') {
+        // recursively remove slashes when its more than 1 slash
+        $path = rtrim($path, '/');
+
+        // permanently redirect paths with a trailing slash
+        // to their non-trailing counterpart
+        $uri = $uri->withPath($path);
+        
+        if ($request->getMethod() == 'GET') {
+            $response = new Response();
+            return $response
+                ->withHeader('Location', (string) $uri)
+                ->withStatus(301);
+        } else {
+            $request = $request->withUri($uri);
+        }
+    }
+
+    return $handler->handle($request);
+});
+
+/**
+ * The routing middleware should be added earlier than the ErrorMiddleware
+ * Otherwise exceptions thrown from it will not be handled by the middleware
+ * @see https://www.slimframework.com/docs/v4/middleware/error-handling.html
+ * 
+ * @param bool $displayErrorDetails -> Should be set to false in production
+ * @param bool $logErrors -> Parameter is passed to the default ErrorHandler
+ * @param bool $logErrorDetails -> Display error details in error log
+ * which can be replaced by a callable of your choice.
+ * @param \Psr\Log\LoggerInterface $logger -> Optional PSR-3 logger to receive errors
+ * 
+ * Note: This middleware should be added last. It will not handle any exceptions/errors
+ * for middleware added after it.
+ */
+$errorMiddleware = $app->addErrorMiddleware(true, true, true, $logger);
+
+// Demo index route
+$app->redirect('/', '/hello', 301);
+
+// Demo 'hello world' route
+$app->any('/hello', function (Request $request, ResponseInterface $response, $args) {
+    $nowUTC = new \DateTime('now', new \DateTimeZone('UTC'));
+    $nowFR = clone($nowUTC);
+    $nowFR->setTimezone(new \DateTimeZone('Europe/Paris'));
+    $response->getBody()->write("Hello World !! current DateTime in France(ISO8601): ".$nowFR->format(\DateTimeInterface::ISO8601));
+    return $response;
+});
+
+// Demo graphql endpoints
+$app->map(['GET', 'POST'], '/graphql', \App\Controller\GraphqlController::class.':mainEndpoint');
+$app->map(['GET', 'POST'], '/graphql/refs', \App\Controller\GraphqlController::class.':refsEndpoint');
+
+$app->run();

app/src/Controller/GraphqlController.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Controller;
+
+use Psr\Container\ContainerInterface;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+
+class GraphqlController
+{
+    private $container;
+
+    public function __construct(ContainerInterface $container)
+    {
+        $this->container = $container;
+    }
+    
+    public function mainEndpoint(ServerRequestInterface $request, ResponseInterface $response, array $args): ResponseInterface
+    {
+      // your code to access items in the container... $this->container->get('');
+      
+      
+      return $response;
+    }
+
+    public function refsEndpoint(ServerRequestInterface $request, ResponseInterface $response, array $args): ResponseInterface
+    {
+      // your code to access items in the container... $this->container->get('');
+      
+      
+      return $response;
+    }
+}

composer.json

@@ -1,5 +1,16 @@
 {
     "name": "rsouverain/php.demo.api.graphql.slim",
     "type": "project",
-    "require": {}
+    "autoload": {
+        "psr-4": {
+            "App\\": "app/src/"
+        }
+    },
+    "require": {
+        "slim/slim": "4.*",
+        "slim/psr7": "^1.3",
+        "php-di/slim-bridge": "^3.1",
+        "webonyx/graphql-php": "^14.4",
+        "doctrine/dbal": "^3.0"
+    }
 }