$link = strlen($row->url) ? sprintf('<a href="%s">Details / Buchen</a>', $row->url) : '';
$html .= sprintf('<tr><td>%s</td><td>%s</td><td>%s</td></tr>',
$date,
$link = strlen($row->url) ? sprintf('<a href="%s">Details / Buchen</a>', $row->url) : '';
$html .= sprintf('<tr><td>%s</td><td>%s</td><td>%s</td></tr>',
$date,