Merge fixes into v5.5 branch (#12)

---------
Co-authored-by: codacy-production[bot] <61871480+codacy-production[bot]@users.noreply.github.com>

app/Http/Controllers/GuestbookController.php

@@ -18,17 +18,20 @@ public function guestbookPost(Request $request) {
 
         $matching_bans = DB::select('SELECT reason FROM guestbook__bans WHERE ip_address = ?', array($request->ip()));
 
-        if (count($matching_bans) > 0 ) {
+        if (!empty($matching_bans)) {
             return view('errors.guestbook-ipban')->with('reason', $matching_bans[0]->reason);
         }
 
-        DB::insert('INSERT INTO guestbook__entries (name, timestamp, ip_address, agent, message) values (?, ?, ?, ?, ?)', array(
-            htmlspecialchars($request->get('name')),
-            time(),
-            $request->ip(),
-            $request->userAgent(),
-            htmlspecialchars($request->get('message'))
-        ));
+        DB::insert(
+            'INSERT INTO guestbook__entries (name, timestamp, ip_address, agent, message) values (?, ?, ?, ?, ?)',
+            [
+                htmlspecialchars($request->get('name')),
+                time(),
+                $request->ip(),
+                $request->userAgent(),
+                htmlspecialchars($request->get('message'))
+            ]
+        );
 
         return back()->with('success', 'Entry submitted successfully!');
     }

app/Http/Middleware/PreventRequestsDuringMaintenance.php

@@ -11,7 +11,5 @@ class PreventRequestsDuringMaintenance extends Middleware
      *
      * @var array<int, string>
      */
-    protected $except = [
-        //
-    ];
+    protected $except = [];
 }

app/Http/Middleware/RateLimiter.php

@@ -17,14 +17,14 @@ class RateLimiter
     public function handle(Request $request, Closure $next): Response
     {
         $ipAddress = $request->ip();
-        $cacheKey = 'rate_limit_' . $ipAddress;
+        $cacheKey = 'rate_limit_'.$ipAddress;
 
         if (Cache::has($cacheKey)) {
-            // If the cache key exists, the IP has submitted an entry within the last hour
+            // If the cache key exists, the IP has submitted an entry within the last hour.
             return response()->view('errors.guestbook-ratelimit', [], 429);
         }
 
-        // Add the IP address to the cache and set the expiration time to one hour
+        // Add the IP address to the cache and set the expiration time to one hour.
         Cache::put($cacheKey, true, 3600);
 
         return $next($request);

app/Http/Middleware/RedirectIfAuthenticated.php

@@ -26,5 +26,5 @@ public function handle(Request $request, Closure $next, string ...$guards): Resp
         }
 
         return $next($request);
-    }
+    } // End handle().
 }

app/Http/Middleware/TrustProxies.php

@@ -19,10 +19,11 @@ class TrustProxies extends Middleware
      *
      * @var int
      */
-    protected $headers =
+    protected $headers =(
         Request::HEADER_X_FORWARDED_FOR |
         Request::HEADER_X_FORWARDED_HOST |
         Request::HEADER_X_FORWARDED_PORT |
         Request::HEADER_X_FORWARDED_PROTO |
-        Request::HEADER_X_FORWARDED_AWS_ELB;
+        Request::HEADER_X_FORWARDED_AWS_ELB
+    );
 }

app/Http/Middleware/VerifyCsrfToken.php

@@ -11,7 +11,5 @@ class VerifyCsrfToken extends Middleware
      *
      * @var array<int, string>
      */
-    protected $except = [
-        //
-    ];
+    protected $except = [];
 }

app/Providers/AuthServiceProvider.php

@@ -2,7 +2,6 @@
 
 namespace App\Providers;
 
-// use Illuminate\Support\Facades\Gate;
 use Illuminate\Foundation\Support\Providers\AuthServiceProvider as ServiceProvider;
 
 class AuthServiceProvider extends ServiceProvider