Agregado soporte para auth0 a traves de un middleware

backend/app/Http/Middleware/Auth0Middleware.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Auth0\SDK\Exception\InvalidTokenException;
+use Auth0\SDK\Helpers\JWKFetcher;
+use Auth0\SDK\Helpers\Tokens\AsymmetricVerifier;
+use Auth0\SDK\Helpers\Tokens\TokenVerifier;
+
+
+class Auth0Middleware {
+
+    public function handle($request, Closure $next) {
+        $token = $request->bearerToken();
+
+        if (!$token) {
+            return response()->json('No token provided', 401);
+        }
+
+        $this->validateToken($token);
+
+        return $next($request);
+    }
+
+    public function validateToken($token) {
+        try {
+            $jwksUri = env('AUTH0_DOMAIN') . '.well-known/jwks.json';
+            $jwksFetcher = new JWKFetcher(null, ['base_uri' => $jwksUri]);
+            $signatureVerifier = new AsymmetricVerifier($jwksFetcher);
+            $tokenVerifier = new TokenVerifier(env('AUTH0_DOMAIN'), env('AUTH0_AUD'), $signatureVerifier);
+
+            $decoded = $tokenVerifier->verify($token);
+        } catch (InvalidTokenException $e) {
+            throw $e;
+        };
+    }
+}