secure_mapping._pike
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1 /* Copyright (C) 2000-2004 Thomas Bopp, Thorsten Hampel, Ludger Merkens
2  *
3  * This program is free software; you can redistribute it and/or modify
4  * it under the terms of the GNU General Public License as published by
5  * the Free Software Foundation; either version 2 of the License, or
6  * (at your option) any later version.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program; if not, write to the Free Software
15  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16  *
17  * $Id: secure_mapping.pike,v 1.1 2008/03/31 13:39:57 exodusd Exp $
18  */
19 inherit "/kernel/module";
20 inherit "/kernel/db_mapping";
21 #include <macros.h>
22 #include <events.h>
23 class secure_mapping : public module,db_mapping{
24 public:
25 
26 
27 
28 
29 
30 /**
31  * Callback function when the module is loaded.
32  *
33  */
34 protected:
35  void load_module()
36 {
37  load_db_mapping();
38 }
39 
40 public:
41 
42 /**
43  * look up a user object from the sTeam database by username.
44  *
45  * @param string - username
46  * @return object - proxy associated with the user.
47  * @see register_user
48  */
49 object lookup(string key)
50 {
51  object res;
52  res = get_value(key);
53  return res;
54 }
55 
56 /**
57  * removes a key from the key lookup table, called on deletion of a key.
58  * @param string key - the name the key is registered with
59  * @return (0|1)
60  * @see
61  */
62 int unregister(string key)
63 {
64  int res;
65  try_event(EVENT_DB_UNREGISTER, CALLER, key);
66  res = delete(key);
67  run_event(EVENT_DB_UNREGISTER, CALLER, key);
68  return res;
69 }
70 
71 /**
72  * registers a key in the sTeam database with it's keyname.
73  *
74  * @param string - uname (name to register with)
75  * @param object - key (the (proxy) object to register)
76  * @return (1|0)
77  * @see lookup_key
78  */
79 int register(string uname, object key)
80 {
81  int res;
82  try_event(EVENT_DB_REGISTER, CALLER, uname, key);
83  ::set_value(uname, key);
84  res = (::get_value(uname) == key);
85  run_event(EVENT_DB_REGISTER, CALLER, uname, key);
86  return res;
87 }
88 
89 // int get_object_id()
90 // {
91 // return __module::get_object_id();
92 // }
93 
94 // {
95 // }
96 
97 mixed list() {
98  mixed res;
99  try_event(EVENT_DB_QUERY, CALLER);
100  res = index();
101  run_event(EVENT_DB_QUERY, CALLER);
102  return res;
103 }
104 
105 
106 };