{strip}
{assign var = 'cellValue' value = $params|@current}
{assign var = 'columnName' value = $params|@key}
{parse_cell_params params = $column.key data = $row}
    {if '' != $cellValue }
        {if $row.photoCount == 0}
            {$column.values.n}
        {else}
            <a href="{$column.url|htmlspecialchars}name={$columnName}&amp;{$params|@http_build_query|htmlspecialchars}">{$column.values[$cellValue]}</a>
        {/if}
    {/if}
{/parse_cell_params}
{/strip}