- fix setting empty string in imap_root

alecpl

2009-04-24 76db10d65d6c21062c39ae867ab6d34f33aca537

 program/include/rcmail.php

@@ -371,13 +371,9 @@
    $options = array(
      'imap' => $this->config->get('imap_auth_type', 'check'),
      'delimiter' => isset($_SESSION['imap_delimiter']) ? $_SESSION['imap_delimiter'] : $this->config->get('imap_delimiter'),
      'rootdir' => isset($_SESSION['imap_root']) ? $_SESSION['imap_root'] : $this->config->get('imap_root'),
    );
    
    if (isset($_SESSION['imap_root']))
      $options['rootdir'] = $_SESSION['imap_root'];
    else if ($imap_root = $this->config->get('imap_root'))
      $options['rootdir'] = $imap_root;
    

    $this->imap->set_options($options);
  
    // set global object for backward compatibility