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/*
* jabberd - Jabber Open Source Server
* Copyright (c) 2002 Jeremie Miller, Thomas Muldowney,
* Ryan Eatmon, Robert Norris
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA02111-1307USA
*/
#include "sm.h"
/** @file sm/mod_iq_last.c
* @brief last activity
* @author Robert Norris
* $Date: 2005/08/17 07:48:28 $
* $Revision: 1.18 $
*/
#define uri_LAST "jabber:iq:last"
static int ns_LAST = 0;
static mod_ret_t _iq_last_pkt_sm(mod_instance_t mi, pkt_t pkt) {
module_t mod = mi->mod;
char uptime[10];
/* we only want to play with iq:last gets */
if(pkt->type != pkt_IQ || pkt->ns != ns_LAST)
return mod_PASS;
snprintf(uptime, 10, "%d", (int) (time(NULL) - (time_t) mod->private));
nad_set_attr(pkt->nad, 2, -1, "seconds", uptime, 0);
/* tell them */
nad_set_attr(pkt->nad, 1, -1, "type", "result", 6);
pkt_router(pkt_tofrom(pkt));
return mod_HANDLED;
}
static mod_ret_t _iq_last_pkt_user(mod_instance_t mi, user_t user, pkt_t pkt) {
char lasttime[10];
time_t t;
os_t os;
os_object_t o;
st_ret_t ret;
/* we only want to play with iq:last gets */
if(pkt->type != pkt_IQ || pkt->ns != ns_LAST)
return mod_PASS;
/* make sure they're allowed */
if(!pres_trust(user, pkt->from))
return -stanza_err_FORBIDDEN;
/* If the IQ was sent to a JID with a resource, then XMPP-IM 11.1.1
* requires we deliver it if that resource is available
*/
if (*pkt->to->resource != '\0')
return mod_PASS;
/* If they have an available resource, we should return a query element with a
* seconds value of 0
*/
if(user->top != NULL)
{
nad_set_attr(pkt->nad, 2, -1, "seconds", "0", 0);
nad_set_attr(pkt->nad, 1, -1, "type", "result", 6);
pkt_router(pkt_tofrom(pkt));
return mod_HANDLED;
}
ret = storage_get(user->sm->st, "logout", jid_user(user->jid), NULL, &os);
switch(ret) {
case st_SUCCESS:
t = 0;
if(os_iter_first(os)) {
o = os_iter_object(os);
os_object_get_time(os, o, "time", &t);
}
os_free(os);
snprintf(lasttime, 10, "%d", (int) (time(NULL) - t));
nad_set_attr(pkt->nad, 2, -1, "seconds", lasttime, 0);
nad_set_attr(pkt->nad, 1, -1, "type", "result", 6);
pkt_router(pkt_tofrom(pkt));
return mod_HANDLED;
case st_FAILED:
return -stanza_err_INTERNAL_SERVER_ERROR;
case st_NOTFOUND:
return -stanza_err_SERVICE_UNAVAILABLE;
case st_NOTIMPL:
return -stanza_err_FEATURE_NOT_IMPLEMENTED;
}
/* we never get here */
return -stanza_err_INTERNAL_SERVER_ERROR;
}
static void _iq_last_sess_end(mod_instance_t mi, sess_t sess) {
time_t t;
os_t os;
os_object_t o;
/* store their logout time */
t = time(NULL);
os = os_new();
o = os_object_new(os);
os_object_put_time(o, "time", &t);
storage_replace(sess->user->sm->st, "logout", jid_user(sess->jid), NULL, os);
os_free(os);
}
static void _iq_last_user_delete(mod_instance_t mi, jid_t jid) {
log_debug(ZONE, "deleting logout time for %s", jid_user(jid));
storage_delete(mi->sm->st, "logout", jid_user(jid), NULL);
}
static void _iq_last_free(module_t mod) {
sm_unregister_ns(mod->mm->sm, uri_LAST);
feature_unregister(mod->mm->sm, uri_LAST);
}
DLLEXPORT int module_init(mod_instance_t mi, const char *arg) {
module_t mod = mi->mod;
if(mod->init) return 0;
mod->sess_end = _iq_last_sess_end;
mod->pkt_user = _iq_last_pkt_user;
mod->pkt_sm = _iq_last_pkt_sm;
mod->user_delete = _iq_last_user_delete;
mod->free = _iq_last_free;
/* startup time */
mod->private = (void *) time(NULL);
ns_LAST = sm_register_ns(mod->mm->sm, uri_LAST);
feature_register(mod->mm->sm, uri_LAST);
return 0;
}
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