public function getOGImage()
    {
        $config = $this->getSiteConfig();
        
        if (($image = $this->owner->MetaImage) && $image->exists()) {
            return $image->AbsoluteURL;
        }
        
        if ($config->AppIconLargeID && $config->AppIconLarge()->exists()) {
            return $config->AppIconLarge()->AbsoluteURL;
        }
    }