Rewrites:

- converted single-line if() block to multi-line and with curly braces
- "imported" SPL classes to have unified code style
- always initialize your variables ... :-/
- added some empty lines/spaces for better readability

Signed-off-by: Roland Häder <roland@mxchange.org>

src/Model/Storage/Database.php

@@ -50,8 +50,14 @@ class Database implements IStorage
 	{
 		return DBA::delete('storage', ['id' => $ref]);
 	}
-	
-	public static function getOptions() { return []; }
-	
-	public static function saveOptions($data) { return []; }
+
+	public static function getOptions()
+	{
+		return [];
+	}
+
+	public static function saveOptions($data)
+	{
+		return [];
+	}
 }

src/Model/Storage/SystemResource.php

@@ -6,6 +6,8 @@
 
 namespace Friendica\Model\Storage;
 
+use \BadMethodCallException;
+
 /**
  * @brief System resource storage class
  *
@@ -32,12 +34,12 @@ class SystemResource implements IStorage
 
 	public static function put($data, $filename = "")
 	{
-		throw new \BadMethodCallException();
+		throw new BadMethodCallException();
 	}
 
 	public static function delete($filename)
 	{
-		throw new \BadMethodCallException();
+		throw new BadMethodCallException();
 	}
 
 	public static function getOptions()