2 * Handle <iq> <get> <query> type situations (namespace queries)
4 * Copyright (c) 2007-2009 by Art Cancro
6 * This program is open source software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 3.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
29 #include <sys/types.h>
31 #if TIME_WITH_SYS_TIME
32 # include <sys/time.h>
36 # include <sys/time.h>
47 #include <libcitadel.h>
50 #include "citserver.h"
53 #include "internet_addressing.h"
55 #include "ctdl_module.h"
56 #include "serv_xmpp.h"
60 * Output a single roster item, for roster queries or pushes
62 void xmpp_roster_item(struct CitContext *cptr)
65 XPUT("<item subscription=\"both\" jid=\"");
66 XPutProp(cptr->cs_inet_email, strlen(cptr->cs_inet_email));
68 XPutProp(cptr->user.fullname, strlen(cptr->user.fullname));
71 XPutBody(CFG_KEY(c_humannode));
77 * Return the results for a "jabber:iq:roster:query"
79 * Since we are not yet managing a roster, we simply return the entire wholist
80 * (minus any entries for this user -- don't tell me about myself)
83 void xmpp_iq_roster_query(void)
85 struct CitContext *cptr;
88 XPUT("<query xmlns=\"jabber:iq:roster\">");
89 cptr = CtdlGetContextArray(&nContexts);
91 for (i=0; i<nContexts; i++) {
92 if (xmpp_is_visible(&cptr[i], CC)) {
93 XMPP_syslog(LOG_DEBUG, "Rosterizing %s\n", cptr[i].user.fullname);
94 xmpp_roster_item(&cptr[i]);
104 * TODO: handle queries on some or all of these namespaces
106 xmpp_query_namespace(purple5b5c1e58, splorph.xand.com, http://jabber.org/protocol/disco#items:query)
107 xmpp_query_namespace(purple5b5c1e59, splorph.xand.com, http://jabber.org/protocol/disco#info:query)
108 xmpp_query_namespace(purple5b5c1e5a, , vcard-temp:query)
112 void xmpp_query_namespace(char *iq_id, char *iq_from, char *iq_to, char *query_xmlns)
114 int supported_namespace = 0;
115 int roster_query = 0;
117 /* We need to know before we begin the response whether this is a supported namespace, so
118 * unfortunately all supported namespaces need to be defined here *and* down below where
122 (!strcasecmp(query_xmlns, "jabber:iq:roster:query"))
123 || (!strcasecmp(query_xmlns, "jabber:iq:auth:query"))
125 supported_namespace = 1;
128 XMPP_syslog(LOG_DEBUG, "xmpp_query_namespace(%s, %s, %s, %s)\n", iq_id, iq_from, iq_to, query_xmlns);
131 * Beginning of query result.
133 if (supported_namespace) {
134 XPUT("<iq type=\"result\" ");
137 XPUT("<iq type=\"error\" ");
139 if (!IsEmptyStr(iq_from)) {
141 XPutProp(iq_from, strlen(iq_from));
145 XPutProp(iq_id, strlen(iq_id));
149 * Is this a query we know how to handle?
152 if (!strcasecmp(query_xmlns, "jabber:iq:roster:query")) {
154 xmpp_iq_roster_query();
157 else if (!strcasecmp(query_xmlns, "jabber:iq:auth:query")) {
158 XPUT("<query xmlns=\"jabber:iq:auth\">"
159 "<username/><password/><resource/>"
165 * If we didn't hit any known query namespaces then we should deliver a
166 * "service unavailable" error (see RFC3921 section 2.4 and 11.1.5.4)
170 XMPP_syslog(LOG_DEBUG,
171 "Unknown query namespace '%s' - returning <service-unavailable/>\n",
174 XPUT("<error code=\"503\" type=\"cancel\">"
175 "<service-unavailable xmlns=\"urn:ietf:params:xml:ns:xmpp-stanzas\"/>"
182 /* If we told the client who is on the roster, we also need to tell the client
183 * who is *not* on the roster. (It's down here because we can't do it in the same
184 * stanza; this will be an unsolicited push.)
187 xmpp_delete_old_buddies_who_no_longer_exist_from_the_client_roster();