- deprecated is_a() replaced by instanceof operator

alecpl

2008-06-30 87242c75aa33a72e8ae7d33d36fa763f46051173

- deprecated is_a() replaced by instanceof operator

 program/include/main.inc

@@ -76,8 +76,9 @@
  if (!empty($opt))
    {
    $db = &rcmail::get_instance()->db;

    if ($db->db_provider=='pgsql' && is_a($db, 'rcube_mdb2'))
    $dbclass = 'rcube_mdb2';
    
    if ($db->db_provider=='pgsql' && ($db instanceof $dbclass))
      {
      $db->db_handle->setOption('disable_smart_seqname', true);
      $db->db_handle->setOption('seqname_format', '%s');