FIX #4732 add specific select if alt_identifier

core/trunk/core/class/class_request.php

@@ -76,7 +76,13 @@ class request extends dbquery
             foreach ($select[$value] as $subvalue)
             {
                 $field = $subvalue;
+
                 $field_string .= $table.".".$field.",";
+
+                //fix order by alt_identifier
+                if($field == 'alt_identifier'){
+                    $field_string .= "regexp_replace(alt_identifier, '[^a-zA-Z]', '', 'g')".","."regexp_replace(alt_identifier, '[^0-9]', '', 'g')::int".",";
+                }
             }
             //Query fields and table names have been wrote in 2 strings
         }