Merge pull request #533 from volandku/patch-1

Fix ignoring AND in case of index.php?option=com_search&view=search&s…

Author: fevangelou

plugins/search/k2.php

@@ -149,7 +149,7 @@ public function onSearch($text, $phrase = '', $ordering = '', $areas = null)
                     CASE WHEN CHAR_LENGTH(c.alias) THEN CONCAT_WS(':', c.id, c.alias) ELSE c.id END as catslug
                 FROM #__k2_items AS i
                 INNER JOIN #__k2_categories AS c ON c.id = i.catid
-                WHERE {$where}
+                WHERE ({$where})
                     AND i.trash = 0
                     AND i.published = 1
                     AND i.access {$accessCheck}