- Support non-standard "GMT-XXXX" literal in date header (#1485729)

CHANGELOG

@@ -4,6 +4,7 @@ CHANGELOG RoundCube Webmail
 2009/02/10 (alec)
 ----------
 - Use default_charset for messages without specified charset (#1485661, #1484961)
+- Support non-standard "GMT-XXXX" literal in date header (#1485729)
 
 2009/02/08 (thomasb)
 ----------

program/include/main.inc

@@ -713,6 +713,8 @@ function format_date($date, $format=NULL)
     $ts = $date;
   else if (!empty($date))
     {
+    // support non-standard "GMTXXXX" literal
+    $date = preg_replace('/GMT\s*([+-][0-9]+)/', '\\1', $date);
     // if date parsing fails, we have a date in non-rfc format.
     // remove token from the end and try again
     while ((($ts = @strtotime($date))===false) || ($ts < 0))