Inject new Paths class instead of Application

This (and similar work in other areas) will allow us to further
reduce the API surface of the Application class.

Separation of concerns etc.

src/Database/Console/MigrateCommand.php

@@ -13,6 +13,7 @@ use Flarum\Console\AbstractCommand;
 use Flarum\Database\Migrator;
 use Flarum\Extension\ExtensionManager;
 use Flarum\Foundation\Application;
+use Flarum\Foundation\Paths;
 use Flarum\Settings\SettingsRepositoryInterface;
 use Illuminate\Contracts\Container\Container;
 use Illuminate\Database\ConnectionInterface;
@@ -26,18 +27,18 @@ class MigrateCommand extends AbstractCommand
     protected $container;
 
     /**
-     * @var Application
+     * @var Paths
      */
-    protected $app;
+    protected $paths;
 
     /**
      * @param Container $container
-     * @param Application $application
+     * @param Paths $paths
      */
-    public function __construct(Container $container, Application $application)
+    public function __construct(Container $container, Paths $paths)
     {
         $this->container = $container;
-        $this->app = $application;
+        $this->paths = $paths;
 
         parent::__construct();
     }
@@ -91,8 +92,8 @@ class MigrateCommand extends AbstractCommand
         $this->info('Publishing assets...');
 
         $this->container->make('files')->copyDirectory(
-            $this->app->vendorPath().'/components/font-awesome/webfonts',
-            $this->app->publicPath().'/assets/fonts'
+            $this->paths->vendor.'/components/font-awesome/webfonts',
+            $this->paths->public.'/assets/fonts'
         );
     }
 }

src/Database/MigrationServiceProvider.php

@@ -10,6 +10,7 @@
 namespace Flarum\Database;
 
 use Flarum\Foundation\AbstractServiceProvider;
+use Flarum\Foundation\Paths;
 use Illuminate\Filesystem\Filesystem;
 
 class MigrationServiceProvider extends AbstractServiceProvider
@@ -26,7 +27,7 @@ class MigrationServiceProvider extends AbstractServiceProvider
         $this->app->bind(MigrationCreator::class, function () {
             return new MigrationCreator(
                 $this->app->make(Filesystem::class),
-                $this->app->basePath()
+                $this->app->make(Paths::class)->base
             );
         });
     }

src/Extension/ExtensionManager.php

@@ -15,7 +15,7 @@ use Flarum\Extension\Event\Disabling;
 use Flarum\Extension\Event\Enabled;
 use Flarum\Extension\Event\Enabling;
 use Flarum\Extension\Event\Uninstalled;
-use Flarum\Foundation\Application;
+use Flarum\Foundation\Paths;
 use Flarum\Settings\SettingsRepositoryInterface;
 use Illuminate\Contracts\Container\Container;
 use Illuminate\Contracts\Events\Dispatcher;
@@ -29,7 +29,10 @@ class ExtensionManager
 {
     protected $config;
 
-    protected $app;
+    /**
+     * @var Paths
+     */
+    protected $paths;
 
     protected $container;
 
@@ -52,14 +55,14 @@ class ExtensionManager
 
     public function __construct(
         SettingsRepositoryInterface $config,
-        Application $app,
+        Paths $paths,
         Container $container,
         Migrator $migrator,
         Dispatcher $dispatcher,
         Filesystem $filesystem
     ) {
         $this->config = $config;
-        $this->app = $app;
+        $this->paths = $paths;
         $this->container = $container;
         $this->migrator = $migrator;
         $this->dispatcher = $dispatcher;
@@ -71,11 +74,11 @@ class ExtensionManager
      */
     public function getExtensions()
     {
-        if (is_null($this->extensions) && $this->filesystem->exists($this->app->vendorPath().'/composer/installed.json')) {
+        if (is_null($this->extensions) && $this->filesystem->exists($this->paths->vendor.'/composer/installed.json')) {
             $extensions = new Collection();
 
             // Load all packages installed by composer.
-            $installed = json_decode($this->filesystem->get($this->app->vendorPath().'/composer/installed.json'), true);
+            $installed = json_decode($this->filesystem->get($this->paths->vendor.'/composer/installed.json'), true);
 
             // Composer 2.0 changes the structure of the installed.json manifest
             $installed = $installed['packages'] ?? $installed;
@@ -86,8 +89,8 @@ class ExtensionManager
                 }
 
                 $path = isset($package['install-path'])
-                    ? $this->getExtensionsDir().'/composer/'.$package['install-path']
-                    : $this->getExtensionsDir().'/'.Arr::get($package, 'name');
+                    ? $this->paths->vendor.'/composer/'.$package['install-path']
+                    : $this->paths->vendor.'/'.Arr::get($package, 'name');
 
                 // Instantiates an Extension object using the package path and composer.json file.
                 $extension = new Extension($path, $package);
@@ -203,7 +206,7 @@ class ExtensionManager
         if ($extension->hasAssets()) {
             $this->filesystem->copyDirectory(
                 $extension->getPath().'/assets',
-                $this->app->publicPath().'/assets/extensions/'.$extension->getId()
+                $this->paths->public.'/assets/extensions/'.$extension->getId()
             );
         }
     }
@@ -215,7 +218,7 @@ class ExtensionManager
      */
     protected function unpublishAssets(Extension $extension)
     {
-        $this->filesystem->deleteDirectory($this->app->publicPath().'/assets/extensions/'.$extension->getId());
+        $this->filesystem->deleteDirectory($this->paths->public.'/assets/extensions/'.$extension->getId());
     }
 
     /**
@@ -227,7 +230,7 @@ class ExtensionManager
      */
     public function getAsset(Extension $extension, $path)
     {
-        return $this->app->publicPath().'/assets/extensions/'.$extension->getId().$path;
+        return $this->paths->public.'/assets/extensions/'.$extension->getId().$path;
     }
 
     /**
@@ -332,14 +335,4 @@ class ExtensionManager
 
         return isset($enabled[$extension]);
     }
-
-    /**
-     * The extensions path.
-     *
-     * @return string
-     */
-    protected function getExtensionsDir()
-    {
-        return $this->app->vendorPath();
-    }
 }

src/Foundation/Console/CacheClearCommand.php

@@ -10,8 +10,8 @@
 namespace Flarum\Foundation\Console;
 
 use Flarum\Console\AbstractCommand;
-use Flarum\Foundation\Application;
 use Flarum\Foundation\Event\ClearingCache;
+use Flarum\Foundation\Paths;
 use Illuminate\Contracts\Cache\Store;
 
 class CacheClearCommand extends AbstractCommand
@@ -22,18 +22,18 @@ class CacheClearCommand extends AbstractCommand
     protected $cache;
 
     /**
-     * @var Application
+     * @var Paths
      */
-    protected $app;
+    protected $paths;
 
     /**
      * @param Store $cache
-     * @param Application $app
+     * @param Paths $paths
      */
-    public function __construct(Store $cache, Application $app)
+    public function __construct(Store $cache, Paths $paths)
     {
         $this->cache = $cache;
-        $this->app = $app;
+        $this->paths = $paths;
 
         parent::__construct();
     }
@@ -57,7 +57,7 @@ class CacheClearCommand extends AbstractCommand
 
         $this->cache->flush();
 
-        $storagePath = $this->app->storagePath();
+        $storagePath = $this->paths->storage;
         array_map('unlink', glob($storagePath.'/formatter/*'));
         array_map('unlink', glob($storagePath.'/locale/*'));