Method getAltTitle

public static function getAltTitle($title, $imageName)
{
    $paramsC = PhocacartUtils::getComponentParameters();
    $alt_value = $paramsC->get('alt_value', 1);
    switch ($alt_value) {
        case 0:
            return '';
            break;
        case 2:
            return self::getTitleFromFile($imageName, 0, 0);
            break;
        case 1:
        default:
            return strip_tags(htmlspecialchars($title));
            break;
    }
    return '';
}