check for publish state in autosuggester query, as the finder-content

plugin seems not to change the state of the finder item after changing
the article state

components/com_finder/models/suggestions.php

@@ -97,19 +97,18 @@ protected function getListQuery()
 			}
 		}
 		$query->join('INNER', $db->quoteName('#__finder_links') . ' AS l ON (' . $linkjoin . ')')
-			->where($db->quoteName('l.access') . ' IN (' . $groups . ')')
-			->where($db->quoteName('l.state') . ' = 1');
-
+			->where('l.access IN (' . $groups . ')')
+			->where('l.state = 1')
+			->where('l.published = 1');
+
 		// Get the null date and the current date, minus seconds.
 		$nullDate = $db->quote($db->getNullDate());
-		$nowDate = $db->quote(substr_replace(JFactory::getDate()->toSQL(), '00', -2));
-
+		$nowDate = $db->quote(substr_replace(JFactory::getDate()->toSql(), '00', -2));
+		
 		// Add the publish up and publish down filters.
-		$query->where('(' . $db->quoteName('l.publish_start_date') . ' = ' . $nullDate .
-					' OR ' . $db->quoteName('l.publish_start_date') . ' <= ' . $nowDate . ')')
-			->where('(' . $db->quoteName('l.publish_end_date') . ' = ' . $nullDate .
-					' OR ' . $db->quoteName('l.publish_end_date') . ' >= ' . $nowDate . ')');
-
+		$query->where('(l.publish_start_date = ' . $nullDate . ' OR l.publish_start_date <= ' . $nowDate . ')')
+		->where('(l.publish_end_date = ' . $nullDate . ' OR l.publish_end_date >= ' . $nowDate . ')');
+
 		if (!is_null($request->get('f')))
 		{
 			$query->join('INNER', $db->quoteName('#__finder_taxonomy_map') . ' AS tm ON (tm.link_id=l.link_id)')