Finished settings

libraries/optimizer.php

@@ -256,6 +256,14 @@ class optimizer
 		}
 	}
 	
+	public static function repack_all(osu_library $library) : void
+	{
+		foreach ($library->get_library() as $key => $mapset)
+		{
+			self::repack($library, $mapset["key"]);
+		}
+	}
+	
 	public static function repack(osu_library $library, string $key) : string
 	{
 		$path = $library->get_library()[$key]["path"] ?? "";

libraries/optimizer_settings.php

@@ -0,0 +1,48 @@
+<?php
+class optimizer_settings
+{
+	public $path;
+	
+	private $osu_path = "";
+	
+	public function __construct(string $path)
+	{
+		$this->path = $path;
+		if (file_exists($path))
+		{
+			$this->load();
+		}
+	}
+	
+	public function load()
+	{
+		$raw = file_get_contents($this->path);
+		$json = json_decode($raw, true);
+		
+		$this->osu_path = $json["osu_folder"] ?? "";
+	}
+	
+	public function save()
+	{
+		$json = array();
+		$json["osu_path"] = $this->osu_path;
+		
+		$raw = json_encode($json);
+		file_put_contents($this->path);
+	}
+	
+	public function set_osu_path($path) : void
+	{
+		$sanitized = str_replace("\\", "/", $path);
+		$sanitized = rtrim($sanitized, "/");
+		if (file_exists($path))
+		{
+			$this->osu_path = $sanitized;
+		}
+	}
+	
+	public function get_osu_path() : string
+	{
+		return $this->osu_path;
+	}
+}

libraries/osu_library.php

@@ -178,7 +178,7 @@ class osu_library
 	
 	public function get_root() : string
 	{
-		return $this->db["root"];
+		return $this->db["root"] ?? "";
 	}
 	
 	public function set_root(string $root) : void