Fix #12073 Hide edit and delete buttons when the results are not related to a table

Signed-off-by: Madhura Jayaratne <madhura.cj@gmail.com>

ChangeLog

@@ -49,6 +49,7 @@ phpMyAdmin - ChangeLog
 - issue        Fix SQL syntax highlighting in database search page
 - issue #12056 Fix error when we can not generate random string
 - issue #12055 Fixed PHP syntax error in templates
+- issue #12073 Hide edit and delete buttons when the results are not related to a table
 
 4.5.5.1 (2016-02-29)
 - issue #11971 CREATE UNIQUE INDEX index type is not recognized by parser.

libraries/DisplayResults.php

@@ -572,6 +572,13 @@ class DisplayResults
                 $prev_table = $fields_meta[$i]->table;
             }
         } // end for
+
+        if ($prev_table == '') { // no table for any of the columns
+            // don't display links
+            $displayParts['edit_lnk'] = self::NO_EDIT_OR_DELETE;
+            $displayParts['del_lnk']  = self::NO_EDIT_OR_DELETE;
+        }
+
         return $displayParts;
     }