private function init()
    {
        // Define Default Config:
        
        $this->setConfig(self::$default_config);
        
        // Load JSON Config File:
        
        $file = new JsonFile(self::CONFIG_FILE);
        
        // Merge JSON Config (if file exists):
        
        if ($file->exists()) {
            $this->mergeConfig($file->read());
        }
    }