$imap = array('host'     => 'imap.gmail.com',
                'user'     => "$email1",
                'password' => "$pass1",
                'ssl'      => 'TLS');

  $storage = new Zend_Mail_Storage_Imap($imap);

  $folders = new RecursiveIteratorIterator($storage->getFolders(),
                                         RecursiveIteratorIterator::SELF_FIRST);

  foreach ($folders as $localName => $folder) {
        $localName = str_pad('', $folders->getDepth(), '-', STR_PAD_LEFT) .
                $localName;
                $fp = fopen("/srv/nfs/migrations/config.yaml", 'w');
		fwrite($fp, "default:\n    from: imaps://imap.gmail.com\n    from-user: $email1\n    from-pass: $pass1\n    from-folder: $folder\n to: imaps://imap.gmail.com\n    to-user: $email2\n    to-pass: $pass2\n    from-folder: $folder\n");
		fclose($fp);
        }