jabberd2  2.2.17
mod_pep.c
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1 /*
2  * jabberd - Jabber Open Source Server
3  * Copyright (c) 2009 Tomasz Sterna
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA02111-1307USA
18  */
19 
20 #include "sm.h"
21 
22 /*
23  * XEP-0163 is some lunatic nightmare...
24  *
25  * If you want it - YOU implement it!
26  */
27 
33 #define uri_PUBSUB "http://jabber.org/protocol/pubsub"
34 static int ns_PUBSUB = 0;
35 
37  int ns, elem;
38 
39  /* only handle private sets and gets */
40  if((pkt->type != pkt_IQ && pkt->type != pkt_IQ_SET) || pkt->ns != ns_PUBSUB)
41  return mod_PASS;
42 
43  /* we're only interested in no to, to our host, or to us */
44  if(pkt->to != NULL && jid_compare_user(sess->jid, pkt->to) != 0 && strcmp(sess->jid->domain, jid_user(pkt->to)) != 0)
45  return mod_PASS;
46 
47  ns = nad_find_scoped_namespace(pkt->nad, uri_PUBSUB, NULL);
48  elem = nad_find_elem(pkt->nad, 1, ns, "pubsub", 1);
49 
50  log_debug(ZONE, "_pep_in_sess() %d %d", ns, elem);
51  return mod_PASS;
52 }
53 
55  /* add pep identity to disco results from bare JID */
56  if(!(pkt->type & pkt_IQ) || pkt->ns != ns_DISCO_INFO || (pkt->from != NULL && strcmp(jid_user(sess->jid), jid_full(pkt->from))))
57  return mod_PASS;
58 
59  /* add PEP identity */
60  nad_append_elem(pkt->nad, -1, "identity", 3);
61  nad_append_attr(pkt->nad, -1, "category", "pubsub");
62  nad_append_attr(pkt->nad, -1, "type", "pep");
63 
64  nad_append_elem(pkt->nad, -1, "feature", 3);
65  nad_append_attr(pkt->nad, -1, "var", uri_PUBSUB "#access-presence");
66  nad_append_elem(pkt->nad, -1, "feature", 3);
67  nad_append_attr(pkt->nad, -1, "var", uri_PUBSUB "#auto-create");
68  nad_append_elem(pkt->nad, -1, "feature", 3);
69  nad_append_attr(pkt->nad, -1, "var", uri_PUBSUB "#auto-subscribe");
70  nad_append_elem(pkt->nad, -1, "feature", 3);
71  nad_append_attr(pkt->nad, -1, "var", uri_PUBSUB "#filtered-notifications");
72  nad_append_elem(pkt->nad, -1, "feature", 3);
73  nad_append_attr(pkt->nad, -1, "var", uri_PUBSUB "#publish");
74 
75  return mod_PASS;
76 }
77 
78 DLLEXPORT int module_init(mod_instance_t mi, char *arg) {
79  module_t mod = mi->mod;
80 
81  if(mod->init) return 0;
82 
83  mod->in_sess = _pep_in_sess;
84  mod->out_sess = _pep_out_sess;
85 
88 
89  return 0;
90 }