01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: *
23: * Free Software Foundation, Inc.
24: * 59 Temple Place, Suite 330
25: * Boston, MA 02111-1307 USA
26: *
27: * @author Sam
28: */
29:
30: package com.caucho.server.rewrite;
31:
32: import com.caucho.util.L10N;
33:
34: import javax.servlet.http.HttpServletRequest;
35: import javax.servlet.http.HttpServletResponse;
36:
37: /**
38: * A rewrite condition that passes if the client has been authenticated
39: * and the remote user has the specified name, as determined by
40: * {@link javax.servlet.http.HttpServletRequest#getRemoteUser()}.
41: */
42: public class RemoteUserCondition extends AbstractCondition {
43: private static final L10N L = new L10N(RemoteUserCondition.class);
44:
45: private final String _remoteUser;
46: private boolean _sendVary = true;
47:
48: public RemoteUserCondition(String remoteUser) {
49: _remoteUser = remoteUser;
50: }
51:
52: public String getTagName() {
53: return "remote-user";
54: }
55:
56: /**
57: * If true, send a "Vary: Cookie" in the response, default is true.
58: */
59: public void setSendVary(boolean sendVary) {
60: _sendVary = sendVary;
61: }
62:
63: public boolean isMatch(HttpServletRequest request,
64: HttpServletResponse response) {
65:
66: if (_sendVary)
67: addHeaderValue(response, "Vary", "Cookie");
68: else
69: addHeaderValue(response, "Cache-Control", "private");
70:
71: String remoteUser = request.getRemoteUser();
72:
73: return remoteUser != null && remoteUser.equals(_remoteUser);
74: }
75: }
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