{capture assign='primaryStr'}
    {foreach from=$row.primaryKey item='value' key='field' name='primaryKey'}
        {$field}: {$value|htmlspecialchars}{if !$smarty.foreach.primaryKey.last}, {/if}
    {/foreach}
{/capture}
{if $row.viewUrl}
    <a href="{$row.viewUrl|htmlspecialchars}">{$primaryStr}</a>
{else}
    {$primaryStr}
{/if}