//
// Copyright (C) 2001-2004 Red Hat Inc. All Rights Reserved.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation; either version 2.1 of
// the License, or (at your option) any later version.
// 
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
// 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

model com.arsdigita.auth.http;

object type Nonce {
  BigDecimal[1..1] nonce = auth_http_nonces.nonce INTEGER;
  Date[1..1] expires = auth_http_nonces.expires TIMESTAMP;
  Boolean[1..1] used = auth_http_nonces.used BIT;

  object key(nonce);
}

query CheckNonce {
    do {
	select
	    1
	from
	    auth_http_nonces
	where
	    nonce = :nonce and
	    expires > :now and
	    used = :status
	for update of
	    auth_http_nonces.used
    }
}

data operation AddNonce {
    do {
      insert into auth_http_nonces
	    (nonce, expires, used)
      values
	    (:nonce,
	     :expires,
	     :status)
    }
}

data operation ExpireNonce {
    do {
	update
	    auth_http_nonces
	set
	    used = :status
	where
	    nonce = :nonce
    }
}