- prevent from PHP error when iconv doesn't support //IGNORE (#1486375)

alecpl

2010-01-13 ecbd5b5d53a9d9d8d24c84dcf2ebf7682f77107d

 program/include/rcube_shared.inc

@@ -518,7 +518,7 @@
  if (function_exists('mb_convert_encoding') && ($res = mb_convert_encoding($input, 'UTF-8', 'UTF-8')) !== false)
    return $res;

  if (function_exists('iconv') && ($res = iconv('UTF-8', 'UTF-8//IGNORE', $input)) !== false)
  if (function_exists('iconv') && ($res = @iconv('UTF-8', 'UTF-8//IGNORE', $input)) !== false)
    return $res;

  $regexp = '/^('.