[8.x] move maintenance mode logic

src/Illuminate/Foundation/Application.php

@@ -14,6 +14,7 @@
 use Illuminate\Foundation\Events\LocaleUpdated;
 use Illuminate\Http\Request;
 use Illuminate\Log\LogServiceProvider;
+use Illuminate\Maintenance\MaintenanceMode;
 use Illuminate\Routing\RoutingServiceProvider;
 use Illuminate\Support\Arr;
 use Illuminate\Support\Collection;
@@ -1109,7 +1110,7 @@ public function addAbsoluteCachePathPrefix($prefix)
      */
     public function isDownForMaintenance()
     {
-        return file_exists($this->storagePath().'/framework/down');
+        return app(MaintenanceMode::class)->isDown();
     }
 
     /**

src/Illuminate/Foundation/Console/DownCommand.php

@@ -7,6 +7,7 @@
 use Illuminate\Console\Command;
 use Illuminate\Foundation\Events\MaintenanceModeEnabled;
 use Illuminate\Foundation\Exceptions\RegisterErrorViewPaths;
+use Illuminate\Maintenance\MaintenanceMode;
 use Throwable;
 
 class DownCommand extends Command
@@ -35,19 +36,16 @@ class DownCommand extends Command
      *
      * @return int
      */
-    public function handle()
+    public function handle(MaintenanceMode $maintenanceMode)
     {
         try {
-            if (is_file(storage_path('framework/down'))) {
+            if ($maintenanceMode->isDown()) {
                 $this->comment('Application is already down.');
 
                 return 0;
             }
 
-            file_put_contents(
-                storage_path('framework/down'),
-                json_encode($this->getDownFilePayload(), JSON_PRETTY_PRINT)
-            );
+            $maintenanceMode->down($this->getDownFilePayload());
 
             file_put_contents(
                 storage_path('framework/maintenance.php'),

src/Illuminate/Foundation/Console/UpCommand.php

@@ -5,6 +5,7 @@
 use Exception;
 use Illuminate\Console\Command;
 use Illuminate\Foundation\Events\MaintenanceModeDisabled;
+use Illuminate\Maintenance\MaintenanceMode;
 
 class UpCommand extends Command
 {
@@ -27,16 +28,16 @@ class UpCommand extends Command
      *
      * @return int
      */
-    public function handle()
+    public function handle(MaintenanceMode $maintenanceMode)
     {
         try {
-            if (! is_file(storage_path('framework/down'))) {
+            if ($maintenanceMode->isDown() === false) {
                 $this->comment('Application is already up.');
 
                 return 0;
             }
 
-            unlink(storage_path('framework/down'));
+            $maintenanceMode->up();
 
             if (is_file(storage_path('framework/maintenance.php'))) {
                 unlink(storage_path('framework/maintenance.php'));

src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php

@@ -5,6 +5,7 @@
 use Closure;
 use Illuminate\Contracts\Foundation\Application;
 use Illuminate\Foundation\Http\MaintenanceModeBypassCookie;
+use Illuminate\Maintenance\MaintenanceMode;
 use Symfony\Component\HttpKernel\Exception\HttpException;
 
 class PreventRequestsDuringMaintenance
@@ -23,15 +24,21 @@ class PreventRequestsDuringMaintenance
      */
     protected $except = [];
 
+    /**
+     * @var MaintenanceMode
+     */
+    private $maintenanceMode;
+
     /**
      * Create a new middleware instance.
      *
      * @param  \Illuminate\Contracts\Foundation\Application  $app
      * @return void
      */
-    public function __construct(Application $app)
+    public function __construct(Application $app, MaintenanceMode $maintenanceMode)
     {
         $this->app = $app;
+        $this->maintenanceMode = $maintenanceMode;
     }
 
     /**
@@ -45,8 +52,8 @@ public function __construct(Application $app)
      */
     public function handle($request, Closure $next)
     {
-        if ($this->app->isDownForMaintenance()) {
-            $data = json_decode(file_get_contents($this->app->storagePath().'/framework/down'), true);
+        if ($this->maintenanceMode->isDown()) {
+            $data = $this->maintenanceMode->getPayload();
 
             if (isset($data['secret']) && $request->path() === $data['secret']) {
                 return $this->bypassResponse($data['secret']);

src/Illuminate/Maintenance/MaintenanceMode.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace Illuminate\Maintenance;
+
+class MaintenanceMode
+{
+    public function isDown(): bool
+    {
+        return file_exists($this->getDownFilePath());
+    }
+
+    public function down(array $payload): void
+    {
+        file_put_contents(
+            $this->getDownFilePath(),
+            json_encode($payload, JSON_PRETTY_PRINT)
+        );
+    }
+
+    public function up(): void
+    {
+        if ($this->isDown() === false) {
+            return;
+        }
+
+        unlink($this->getDownFilePath());
+    }
+
+    public function getPayload(): array
+    {
+        return json_decode(file_get_contents($this->getDownFilePath()), true);
+    }
+
+    private function getDownFilePath(): string
+    {
+        return storage_path('framework/down');
+    }
+}