Build the console application from the container

The console application was created with a hand-written list of eight
constructor arguments, which broke whenever Nextcloud changed its
constructor. Resolve the arguments by type from the container instead,
passing our own request so the console still gets an argv for its
ConsoleEvent.

lib/Controller/OccController.php

@@ -5,7 +5,6 @@ namespace OCA\OCCWeb\Controller;
 use Exception;
 use OC;
 use OC\Console\Application;
-use OC\MemoryInfo;
 use OCP\IRequest;
 use OCP\AppFramework\Http\TemplateResponse;
 use OCP\AppFramework\Http\DataResponse;
@@ -21,6 +20,7 @@ class OccController extends Controller
   private $userId;
 
   private $application;
+  private $fakeRequest;
   private $symphonyApplication;
   private $output;
 
@@ -30,16 +30,8 @@ class OccController extends Controller
     $this->logger = OC::$server->get(LoggerInterface::class);
     $this->userId = $userId;
 
-    $this->application = new Application(
-      OC::$server->get(\OCP\ServerVersion::class),
-      OC::$server->get(\OCP\IConfig::class),
-      OC::$server->get(\OCP\EventDispatcher\IEventDispatcher::class),
-      new FakeRequest(),
-      $this->logger,
-      OC::$server->query(MemoryInfo::class),
-      OC::$server->get(\OCP\App\IAppManager::class), // Obtain the IAppManager
-      OC::$server->get(\OCP\Defaults::class)
-    );
+    $this->fakeRequest = new FakeRequest();
+    $this->application = $this->createConsoleApplication($this->fakeRequest);
     $this->application->setAutoExit(false);
     $this->output = new OccOutput(OutputInterface::VERBOSITY_NORMAL, true);
     $this->application->loadCommands(new StringInput(""), $this->output);    
@@ -82,6 +74,24 @@ class OccController extends Controller
     return new TemplateResponse('extended_occweb', 'index');
   }
 
+  /**
+   * Builds Nextcloud's console application with its dependencies from the
+   * container, except the request: the console reads argv from it for the
+   * ConsoleEvent (used by admin_audit), which a web request doesn't have.
+   * Resolving the arguments by type keeps this working when Nextcloud
+   * changes the constructor, which it has done several times.
+   */
+  private function createConsoleApplication(IRequest $request): Application
+  {
+    $arguments = [];
+    foreach ((new \ReflectionClass(Application::class))->getConstructor()->getParameters() as $parameter) {
+      $type = $parameter->getType();
+      $class = $type instanceof \ReflectionNamedType ? $type->getName() : null;
+      $arguments[] = $class === IRequest::class ? $request : OC::$server->get($class);
+    }
+    return new Application(...$arguments);
+  }
+
   /**
    * @param $input
    * @return string