function photo_lightbox_slideshow($entity, $entity_id, $options = array())
{
    // Convert options string to option array
    if (is_string($options)) {
        $options = _convert_string_option($options);
    }
    use_helper('Lightbox');
    // Recupera l'array delle foto
    $images_raw = sfPhotoGalleryPeer::getLightboxArray($entity, $entity_id);
    if (count($images_raw) > 0) {
        // TODO AGGIUNGERE IL THUMB
        foreach ($images_raw as $image_raw) {
            $image = array();
            $image['image'] = image_path('/' . sfConfig::get('sf_upload_dir_name') . '/photos/' . $image_raw['real_name']);
            $image['thumbnail'] = image_path('/' . sfConfig::get('sf_upload_dir_name') . '/thumbnails/' . $image_raw['real_name']);
            $image['options'] = $image_raw['options'];
            $images[] = $image;
        }
        $link_opt = array('title' => $entity, 'slidename' => $entity . '_' . $entity_id);
        // $label = icon_path('image_multi');
        $label = 'Gallery';
        // CUSTOMIZE LABEL TEXT
        if (isset($options['label'])) {
            $label = $options['label'];
        }
        // ICON
        if (isset($options['icon']) && $options['icon'] == 'true') {
            use_helper('sfIcon');
            $label = icon_path('image_multi');
        }
        return light_slide_image($label, $images, $link_opt);
    }
    return '';
}
function file_link_to_add($entity, $entity_id, $options = array())
{
    // Convert options string to option array
    if (is_string($options)) {
        $options = _convert_string_option($options);
    }
    $label = 'Add file';
    // CUSTOMIZE LABEL TEXT
    if (isset($options['label'])) {
        $label = $options['label'];
    }
    // ICON
    if (isset($options['icon']) && $options['icon'] == 'true') {
        use_helper('sfIcon');
        $label = icon_tag('folder_add') . ' ' . $label;
    }
    $url = "files/create?entity={$entity}&entity_id={$entity_id}";
    // swicth link to with or without modalBox
    if (isset($options['modalbox']) && $options['modalbox'] == 'true') {
        use_helper('ModalBox');
        return m_link_to($label, $url);
    } else {
        return link_to($label, $url);
    }
}