Introduce new DI container

- Adding Friendica\DI class for getting dynamic classes
- Replacing BaseObject::getApp() with this class

src/Module/Debug/Feed.php

@@ -5,6 +5,7 @@ namespace Friendica\Module\Debug;
 use Friendica\BaseModule;
 use Friendica\Core\L10n;
 use Friendica\Core\Renderer;
+use Friendica\DI;
 use Friendica\Model;
 use Friendica\Protocol;
 use Friendica\Util\Network;
@@ -18,7 +19,7 @@ class Feed extends BaseModule
 	{
 		if (!local_user()) {
 			info(L10n::t('You must be logged in to use this module'));
-			self::getApp()->internalRedirect();
+			DI::app()->internalRedirect();
 		}
 	}
 

src/Module/Debug/ItemBody.php

@@ -4,6 +4,7 @@ namespace Friendica\Module\Debug;
 
 use Friendica\BaseModule;
 use Friendica\Core\L10n;
+use Friendica\DI;
 use Friendica\Model\Item;
 use Friendica\Network\HTTPException;
 
@@ -18,7 +19,7 @@ class ItemBody extends BaseModule
 			throw new HTTPException\UnauthorizedException(L10n::t('Access denied.'));
 		}
 
-		$app = self::getApp();
+		$app = DI::app();
 
 		// @TODO: Replace with parameter from router
 		$itemId = (($app->argc > 1) ? intval($app->argv[1]) : 0);

src/Module/Debug/Localtime.php

@@ -5,6 +5,7 @@ namespace Friendica\Module\Debug;
 use Friendica\BaseModule;
 use Friendica\Core\Installer;
 use Friendica\Core\L10n;
+use Friendica\DI;
 use Friendica\Util\DateTimeFormat;
 use Friendica\Util\Temporal;
 
@@ -17,13 +18,13 @@ class Localtime extends BaseModule
 		$bd_format = L10n::t('l F d, Y \@ g:i A');
 
 		if (!empty($_POST['timezone'])) {
-			self::getApp()->data['mod-localtime'] = DateTimeFormat::convert($time, $_POST['timezone'], 'UTC', $bd_format);
+			DI::app()->data['mod-localtime'] = DateTimeFormat::convert($time, $_POST['timezone'], 'UTC', $bd_format);
 		}
 	}
 
 	public static function content(array $parameters = [])
 	{
-		$app = self::getApp();
+		$app = DI::app();
 
 		$time = ($_REQUEST['time'] ?? '') ?: 'now';