Merge pull request #91 from Muetze42/development

feat: add maintenance exception and middleware

Author: Muetze42

src/Exceptions/MaintenanceException.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace NormanHuth\Library\Exceptions;
+
+use Symfony\Component\HttpKernel\Exception\HttpException;
+
+class MaintenanceException extends HttpException
+{
+    //
+}

src/Http/Middleware/PreventRequestsDuringMaintenanceMiddleware.php

@@ -0,0 +1,72 @@
+<?php
+
+namespace NormanHuth\Library\Http\Middleware;
+
+use Closure;
+use ErrorException;
+use Illuminate\Foundation\Http\Middleware\PreventRequestsDuringMaintenance;
+use NormanHuth\Library\Exceptions\MaintenanceException;
+
+class PreventRequestsDuringMaintenanceMiddleware extends PreventRequestsDuringMaintenance
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     *
+     * @throws \ErrorException
+     */
+    public function handle($request, Closure $next): mixed
+    {
+        if ($this->inExceptArray($request)) {
+            return $next($request);
+        }
+
+        if ($this->app->maintenanceMode()->active()) {
+            try {
+                $data = $this->app->maintenanceMode()->data();
+            } catch (ErrorException $exception) {
+                if (! $this->app->maintenanceMode()->active()) {
+                    return $next($request);
+                }
+
+                throw $exception;
+            }
+
+            if (isset($data['secret']) && $request->path() === $data['secret']) {
+                return $this->bypassResponse($data['secret']);
+            }
+
+            if ($this->hasValidBypassCookie($request, $data)) {
+                return $next($request);
+            }
+
+            if (isset($data['redirect'])) {
+                $path = $data['redirect'] === '/'
+                    ? $data['redirect']
+                    : trim($data['redirect'], '/');
+
+                if ($request->path() !== $path) {
+                    return redirect($path);
+                }
+            }
+
+            if (isset($data['template'])) {
+                return response(
+                    $data['template'],
+                    $data['status'] ?? 503,
+                    $this->getHeaders($data)
+                );
+            }
+
+            throw new MaintenanceException(
+                $data['status'] ?? 503,
+                'Service Unavailable',
+                null,
+                $this->getHeaders($data)
+            );
+        }
+
+        return $next($request);
+    }
+}