Ticket #3962: tz-convert-fix.diff

wp-admin/options-general.php

@@ -135 +135 @@
 $current_offset = get_option('gmt_offset');
 $tzstring = get_option('timezone_string');
 if (empty($tzstring)) { // set the Etc zone if no timezone string exists
-        if ($current_offset < 0) $offnum = ceil($current_offset);
-        else $offnum = floor($current_offset);
+        if ($current_offset < 0) $offnum = - ceil($current_offset);
+        else $offnum = - floor($current_offset);
         $tzstring = 'Etc/GMT' . (($offnum >= 0) ? '+' : '') . $offnum;
 }
 ?>