Add /roster item_{lock,unlock}
These commands allow us to lock a contact so it stays visible in the roster
when hide_offline_buddies is set.
/*
* jabglue.c -- Jabber protocol handling
*
* Copyright (C) 2005, 2006 Mikael Berthe <bmikael@lists.lilotux.net>
* Parts come from the centericq project:
* Copyright (C) 2002-2005 by Konstantin Klyagin <konst@konst.org.ua>
*
* 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, MA 02111-1307
* USA
*/
#include "../libjabber/jabber.h"
#include "jabglue.h"
#include "jab_priv.h"
#include "roster.h"
#include "screen.h"
#include "hooks.h"
#include "utils.h"
#include "settings.h"
#include "hbuf.h"
#include "histolog.h"
#include "commands.h"
#define JABBERPORT 5222
#define JABBERSSLPORT 5223
jconn jc;
enum enum_jstate jstate;
char imstatus2char[imstatus_size+1] = {
'_', 'o', 'i', 'f', 'd', 'n', 'a', '\0'
};
static time_t LastPingTime;
static unsigned int KeepaliveDelay;
static enum imstatus mystatus = offline;
static gchar *mystatusmsg;
static unsigned char online;
static void statehandler(jconn, int);
static void packethandler(jconn, jpacket);
static void logger(jconn j, int io, const char *buf)
{
scr_LogPrint(LPRINT_DEBUG, "%03s: %s", ((io == 0) ? "OUT" : "IN"), buf);
}
// jidtodisp(jid)
// Strips the resource part from the jid
// The caller should g_free the result after use.
char *jidtodisp(const char *jid)
{
char *ptr;
char *alias;
alias = g_strdup(jid);
if ((ptr = strchr(alias, '/')) != NULL) {
*ptr = 0;
}
return alias;
}
char *compose_jid(const char *username, const char *servername,
const char *resource)
{
char *jid = g_new(char, 3 +
strlen(username) + strlen(servername) + strlen(resource));
strcpy(jid, username);
if (!strchr(jid, '@')) {
strcat(jid, "@");
strcat(jid, servername);
}
strcat(jid, "/");
strcat(jid, resource);
return jid;
}
inline unsigned char jb_getonline(void)
{
return online;
}
jconn jb_connect(const char *jid, const char *server, unsigned int port,
int ssl, const char *pass)
{
if (!port) {
if (ssl)
port = JABBERSSLPORT;
else
port = JABBERPORT;
}
jb_disconnect();
if (!jid) return jc;
jc = jab_new((char*)jid, (char*)pass, (char*)server, port, ssl);
/* These 3 functions can deal with a NULL jc, no worry... */
jab_logger(jc, logger);
jab_packet_handler(jc, &packethandler);
jab_state_handler(jc, &statehandler);
if (jc && jc->user) {
online = TRUE;
jstate = STATE_CONNECTING;
statehandler(0, -1);
jab_start(jc);
}
return jc;
}
void jb_disconnect(void)
{
if (!jc) return;
if (online) {
// Announce it to everyone else
jb_setstatus(offline, NULL, "");
// End the XML flow
jb_send_raw("</stream:stream>");
}
// Announce it to the user
statehandler(jc, JCONN_STATE_OFF);
jab_delete(jc);
jc = NULL;
}
inline void jb_reset_keepalive()
{
time(&LastPingTime);
}
void jb_send_raw(const char *str)
{
if (jc && online && str)
jab_send_raw(jc, str);
}
void jb_keepalive()
{
if (jc && online)
jab_send_raw(jc, " \t ");
jb_reset_keepalive();
}
void jb_set_keepalive_delay(unsigned int delay)
{
KeepaliveDelay = delay;
}
void jb_main()
{
time_t now;
fd_set fds;
long autoaway_timeout;
struct timeval tv;
static time_t last_eviqs_check = 0;
if (!online) {
safe_usleep(10000);
return;
}
if (jc && jc->state == JCONN_STATE_CONNECTING) {
safe_usleep(75000);
jab_start(jc);
return;
}
FD_ZERO(&fds);
FD_SET(0, &fds);
FD_SET(jc->fd, &fds);
tv.tv_sec = 60;
tv.tv_usec = 0;
time(&now);
if (KeepaliveDelay) {
if (now >= LastPingTime + (time_t)KeepaliveDelay) {
tv.tv_sec = 0;
} else {
tv.tv_sec = LastPingTime + (time_t)KeepaliveDelay - now;
}
}
autoaway_timeout = scr_GetAutoAwayTimeout(now);
if (tv.tv_sec > autoaway_timeout) {
tv.tv_sec = autoaway_timeout;
}
if (!tv.tv_sec)
tv.tv_usec = 350000;
scr_DoUpdate();
if (select(jc->fd + 1, &fds, NULL, NULL, &tv) > 0) {
if (FD_ISSET(jc->fd, &fds))
jab_poll(jc, 0);
}
if (jstate == STATE_CONNECTING) {
if (jc) {
eviqs *iqn;
xmlnode z;
iqn = iqs_new(JPACKET__GET, NS_AUTH, "auth", IQS_DEFAULT_TIMEOUT);
iqn->callback = &iqscallback_auth;
z = xmlnode_insert_tag(xmlnode_get_tag(iqn->xmldata, "query"),
"username");
xmlnode_insert_cdata(z, jc->user->user, (unsigned) -1);
jab_send(jc, iqn->xmldata);
jstate = STATE_GETAUTH;
}
if (!jc || jc->state == JCONN_STATE_OFF) {
scr_LogPrint(LPRINT_LOGNORM, "Unable to connect to the server");
online = FALSE;
}
}
if (!jc) {
statehandler(jc, JCONN_STATE_OFF);
} else if (jc->state == JCONN_STATE_OFF || jc->fd == -1) {
statehandler(jc, JCONN_STATE_OFF);
}
time(&now);
// Check for EV & IQ requests timeouts
if (now > last_eviqs_check + 20) {
iqs_check_timeout(now);
evs_check_timeout(now);
last_eviqs_check = now;
}
// Keepalive
if (KeepaliveDelay) {
if (now > LastPingTime + (time_t)KeepaliveDelay)
jb_keepalive();
}
}
inline enum imstatus jb_getstatus()
{
return mystatus;
}
inline const char *jb_getstatusmsg()
{
return mystatusmsg;
}
static void roompresence(gpointer room, void *presencedata)
{
const char *jid;
const char *nickname;
char *to;
struct T_presence *pres = presencedata;
if (!buddy_getinsideroom(room))
return;
jid = buddy_getjid(room);
if (!jid) return;
nickname = buddy_getnickname(room);
if (!nickname) return;
to = g_strdup_printf("%s/%s", jid, nickname);
jb_setstatus(pres->st, to, pres->msg);
g_free(to);
}
// presnew(status, recipient, message)
// Create an xmlnode with default presence attributes
// Note: the caller must free the node after use
static xmlnode presnew(enum imstatus st, const char *recipient,
const char *msg)
{
unsigned int prio;
xmlnode x;
x = jutil_presnew(JPACKET__UNKNOWN, 0, 0);
if (recipient) {
xmlnode_put_attrib(x, "to", recipient);
}
switch(st) {
case away:
xmlnode_insert_cdata(xmlnode_insert_tag(x, "show"), "away",
(unsigned) -1);
break;
case dontdisturb:
xmlnode_insert_cdata(xmlnode_insert_tag(x, "show"), "dnd",
(unsigned) -1);
break;
case freeforchat:
xmlnode_insert_cdata(xmlnode_insert_tag(x, "show"), "chat",
(unsigned) -1);
break;
case notavail:
xmlnode_insert_cdata(xmlnode_insert_tag(x, "show"), "xa",
(unsigned) -1);
break;
case invisible:
xmlnode_put_attrib(x, "type", "invisible");
break;
case offline:
xmlnode_put_attrib(x, "type", "unavailable");
break;
default:
break;
}
prio = settings_opt_get_int("priority");
if (prio) {
char strprio[8];
snprintf(strprio, 8, "%d", (int)prio);
xmlnode_insert_cdata(xmlnode_insert_tag(x, "priority"),
strprio, (unsigned) -1);
}
if (msg)
xmlnode_insert_cdata(xmlnode_insert_tag(x, "status"), msg, (unsigned) -1);
return x;
}
void jb_setstatus(enum imstatus st, const char *recipient, const char *msg)
{
xmlnode x;
if (!online) return;
if (msg) {
// The status message has been specified. We'll use it, unless it is
// "-" which is a special case (option meaning "no status message").
if (!strcmp(msg, "-"))
msg = "";
} else {
// No status message specified; we'll use:
// a) the default status message (if provided by the user);
// b) the current status message;
// c) no status message (i.e. an empty one).
msg = settings_get_status_msg(st);
if (!msg) {
if (mystatusmsg)
msg = mystatusmsg;
else
msg = "";
}
}
x = presnew(st, recipient, (st != invisible ? msg : NULL));
jab_send(jc, x);
xmlnode_free(x);
// If we didn't change our _global_ status, we are done
if (recipient) return;
// Send presence to chatrooms
if (st != invisible) {
struct T_presence room_presence;
room_presence.st = st;
room_presence.msg = msg;
foreach_buddy(ROSTER_TYPE_ROOM, &roompresence, &room_presence);
}
// We'll need to update the roster if we switch to/from offline because
// we don't know the presences of buddies when offline...
if (mystatus == offline || st == offline)
update_roster = TRUE;
hk_mystatuschange(0, mystatus, st, (st != invisible ? msg : ""));
mystatus = st;
if (msg != mystatusmsg) {
g_free(mystatusmsg);
if (*msg)
mystatusmsg = g_strdup(msg);
else
mystatusmsg = NULL;
}
// Update status line
scr_UpdateMainStatus(TRUE);
}
void jb_send_msg(const char *jid, const char *text, int type,
const char *subject)
{
xmlnode x;
gchar *strtype;
if (!online) return;
if (type == ROSTER_TYPE_ROOM)
strtype = TMSG_GROUPCHAT;
else
strtype = TMSG_CHAT;
x = jutil_msgnew(strtype, (char*)jid, NULL, (char*)text);
if (subject) {
xmlnode y;
y = xmlnode_insert_tag(x, "subject");
xmlnode_insert_cdata(y, subject, (unsigned) -1);
}
jab_send(jc, x);
xmlnode_free(x);
jb_reset_keepalive();
}
// jb_subscr_send_auth(jid)
// Allow jid to receive our presence updates
void jb_subscr_send_auth(const char *jid)
{
xmlnode x;
x = jutil_presnew(JPACKET__SUBSCRIBED, (char *)jid, NULL);
jab_send(jc, x);
xmlnode_free(x);
}
// jb_subscr_cancel_auth(jid)
// Cancel jid's subscription to our presence updates
void jb_subscr_cancel_auth(const char *jid)
{
xmlnode x;
x = jutil_presnew(JPACKET__UNSUBSCRIBED, (char *)jid, NULL);
jab_send(jc, x);
xmlnode_free(x);
}
// jb_subscr_request_auth(jid)
// Request a subscription to jid's presence updates
void jb_subscr_request_auth(const char *jid)
{
xmlnode x;
x = jutil_presnew(JPACKET__SUBSCRIBE, (char *)jid, NULL);
jab_send(jc, x);
xmlnode_free(x);
}
// jb_subscr_request_cancel(jid)
// Request to cancel jour subscription to jid's presence updates
void jb_subscr_request_cancel(const char *jid)
{
xmlnode x;
x = jutil_presnew(JPACKET__UNSUBSCRIBE, (char *)jid, NULL);
jab_send(jc, x);
xmlnode_free(x);
}
// Note: the caller should check the jid is correct
void jb_addbuddy(const char *jid, const char *name, const char *group)
{
xmlnode y, z;
eviqs *iqn;
char *cleanjid;
if (!online) return;
cleanjid = jidtodisp(jid);
// We don't check if the jabber user already exists in the roster,
// because it allows to re-ask for notification.
iqn = iqs_new(JPACKET__SET, NS_ROSTER, NULL, IQS_DEFAULT_TIMEOUT);
y = xmlnode_insert_tag(xmlnode_get_tag(iqn->xmldata, "query"), "item");
xmlnode_put_attrib(y, "jid", cleanjid);
if (name)
xmlnode_put_attrib(y, "name", name);
if (group) {
z = xmlnode_insert_tag(y, "group");
xmlnode_insert_cdata(z, group, (unsigned) -1);
}
jab_send(jc, iqn->xmldata);
iqs_del(iqn->id); // XXX
jb_subscr_request_auth(cleanjid);
roster_add_user(cleanjid, name, group, ROSTER_TYPE_USER, sub_pending);
g_free(cleanjid);
buddylist_build();
update_roster = TRUE;
}
void jb_delbuddy(const char *jid)
{
xmlnode y, z;
eviqs *iqn;
char *cleanjid;
if (!online) return;
cleanjid = jidtodisp(jid);
// If the current buddy is an agent, unsubscribe from it
if (roster_gettype(cleanjid) == ROSTER_TYPE_AGENT) {
scr_LogPrint(LPRINT_LOGNORM, "Unregistering from the %s agent", cleanjid);
iqn = iqs_new(JPACKET__SET, NS_REGISTER, NULL, IQS_DEFAULT_TIMEOUT);
xmlnode_put_attrib(iqn->xmldata, "to", cleanjid);
y = xmlnode_get_tag(iqn->xmldata, "query");
xmlnode_insert_tag(y, "remove");
jab_send(jc, iqn->xmldata);
iqs_del(iqn->id); // XXX
}
// Cancel the subscriptions
jb_subscr_cancel_auth(cleanjid); // Cancel "from"
jb_subscr_request_cancel(cleanjid); // Cancel "to"
// Ask for removal from roster
iqn = iqs_new(JPACKET__SET, NS_ROSTER, NULL, IQS_DEFAULT_TIMEOUT);
y = xmlnode_get_tag(iqn->xmldata, "query");
z = xmlnode_insert_tag(y, "item");
xmlnode_put_attrib(z, "jid", cleanjid);
xmlnode_put_attrib(z, "subscription", "remove");
jab_send(jc, iqn->xmldata);
iqs_del(iqn->id); // XXX
roster_del_user(cleanjid);
g_free(cleanjid);
buddylist_build();
update_roster = TRUE;
}
void jb_updatebuddy(const char *jid, const char *name, const char *group)
{
xmlnode y;
eviqs *iqn;
char *cleanjid;
if (!online) return;
// XXX We should check name's and group's correctness
cleanjid = jidtodisp(jid);
iqn = iqs_new(JPACKET__SET, NS_ROSTER, NULL, IQS_DEFAULT_TIMEOUT);
y = xmlnode_insert_tag(xmlnode_get_tag(iqn->xmldata, "query"), "item");
xmlnode_put_attrib(y, "jid", cleanjid);
xmlnode_put_attrib(y, "name", name);
if (group) {
y = xmlnode_insert_tag(y, "group");
xmlnode_insert_cdata(y, group, (unsigned) -1);
}
jab_send(jc, iqn->xmldata);
iqs_del(iqn->id); // XXX
g_free(cleanjid);
}
void jb_request(const char *jid, enum iqreq_type reqtype)
{
GSList *resources;
GSList *roster_elt;
void (*request_fn)(const char *);
const char *strreqtype;
if (reqtype == iqreq_version) {
request_fn = &request_version;
strreqtype = "version";
} else if (reqtype == iqreq_time) {
request_fn = &request_time;
strreqtype = "time";
} else
return;
if (strchr(jid, '/')) {
// This is a full JID
(*request_fn)(jid);
scr_LogPrint(LPRINT_NORMAL, "Sent %s request to <%s>", strreqtype, jid);
return;
}
// The resource has not been specified
roster_elt = roster_find(jid, jidsearch, ROSTER_TYPE_USER|ROSTER_TYPE_ROOM);
if (!roster_elt) {
scr_LogPrint(LPRINT_NORMAL, "No known resource for <%s>...", jid);
(*request_fn)(jid); // Let's send a request anyway...
scr_LogPrint(LPRINT_NORMAL, "Sent %s request to <%s>", strreqtype, jid);
return;
}
// Send a request to each resource
resources = buddy_getresources(roster_elt->data);
if (!resources) {
scr_LogPrint(LPRINT_NORMAL, "No known resource for <%s>...", jid);
(*request_fn)(jid); // Let's send a request anyway...
scr_LogPrint(LPRINT_NORMAL, "Sent %s request to <%s>", strreqtype, jid);
}
for ( ; resources ; resources = g_slist_next(resources) ) {
gchar *fulljid;
fulljid = g_strdup_printf("%s/%s", jid, (char*)resources->data);
(*request_fn)(fulljid);
scr_LogPrint(LPRINT_NORMAL, "Sent %s request to <%s>", strreqtype, fulljid);
g_free(fulljid);
}
}
// Join a MUC room
void jb_room_join(const char *room, const char *nickname, const char *passwd)
{
xmlnode x, y;
gchar *roomid;
GSList *room_elt;
if (!online || !room) return;
if (!nickname) return;
roomid = g_strdup_printf("%s/%s", room, nickname);
if (check_jid_syntax(roomid)) {
scr_LogPrint(LPRINT_NORMAL, "<%s/%s> is not a valid Jabber room", room,
nickname);
g_free(roomid);
return;
}
room_elt = roster_find(room, jidsearch, ROSTER_TYPE_USER|ROSTER_TYPE_ROOM);
// Add room if it doesn't already exist
if (!room_elt) {
room_elt = roster_add_user(room, NULL, NULL, ROSTER_TYPE_ROOM, sub_none);
} else {
// Make sure this is a room (it can be a conversion user->room)
buddy_settype(room_elt->data, ROSTER_TYPE_ROOM);
}
// If insideroom is TRUE, this is a nickname change and we don't care here
if (!buddy_getinsideroom(room_elt->data)) {
// We're trying to enter a room
buddy_setnickname(room_elt->data, nickname);
}
// Send the XML request
x = presnew(mystatus, roomid, mystatusmsg);
y = xmlnode_insert_tag(x, "x");
xmlnode_put_attrib(y, "xmlns", "http://jabber.org/protocol/muc");
if (passwd) {
xmlnode_insert_cdata(xmlnode_insert_tag(y, "password"), passwd,
(unsigned) -1);
}
jab_send(jc, x);
xmlnode_free(x);
jb_reset_keepalive();
g_free(roomid);
}
// Unlock a MUC room
// room syntax: "room@server"
void jb_room_unlock(const char *room)
{
xmlnode y, z;
eviqs *iqn;
if (!online || !room) return;
iqn = iqs_new(JPACKET__SET, "http://jabber.org/protocol/muc#owner",
"unlock", IQS_DEFAULT_TIMEOUT);
xmlnode_put_attrib(iqn->xmldata, "to", room);
y = xmlnode_get_tag(iqn->xmldata, "query");
z = xmlnode_insert_tag(y, "x");
xmlnode_put_attrib(z, "xmlns", "jabber:x:data");
xmlnode_put_attrib(z, "type", "submit");
jab_send(jc, iqn->xmldata);
iqs_del(iqn->id); // XXX
jb_reset_keepalive();
}
// Destroy a MUC room
// room syntax: "room@server"
void jb_room_destroy(const char *room, const char *venue, const char *reason)
{
xmlnode y, z;
eviqs *iqn;
if (!online || !room) return;
iqn = iqs_new(JPACKET__SET, "http://jabber.org/protocol/muc#owner",
"destroy", IQS_DEFAULT_TIMEOUT);
xmlnode_put_attrib(iqn->xmldata, "to", room);
y = xmlnode_get_tag(iqn->xmldata, "query");
z = xmlnode_insert_tag(y, "destroy");
if (venue && *venue)
xmlnode_put_attrib(z, "jid", venue);
if (reason) {
y = xmlnode_insert_tag(z, "reason");
xmlnode_insert_cdata(y, reason, (unsigned) -1);
}
jab_send(jc, iqn->xmldata);
iqs_del(iqn->id); // XXX
jb_reset_keepalive();
}
// Change role or affiliation of a MUC user
// room syntax: "room@server"
// Either the jid or the nickname must be set (when banning, only the jid is
// allowed)
// ra: new role or affiliation
// (ex. role none for kick, affil outcast for ban...)
// The reason can be null
// Return 0 if everything is ok
int jb_room_setattrib(const char *roomid, const char *jid, const char *nick,
struct role_affil ra, const char *reason)
{
xmlnode y, z;
eviqs *iqn;
if (!online || !roomid) return 1;
if (!jid && !nick) return 1;
if (check_jid_syntax((char*)roomid)) {
scr_LogPrint(LPRINT_NORMAL, "<%s> is not a valid Jabber id", roomid);
return 1;
}
if (jid && check_jid_syntax((char*)jid)) {
scr_LogPrint(LPRINT_NORMAL, "<%s> is not a valid Jabber id", jid);
return 1;
}
if (ra.type == type_affil && ra.val.affil == affil_outcast && !jid)
return 1; // Shouldn't happen (jid mandatory when banning)
iqn = iqs_new(JPACKET__SET, "http://jabber.org/protocol/muc#admin",
"roleaffil", IQS_DEFAULT_TIMEOUT);
xmlnode_put_attrib(iqn->xmldata, "to", roomid);
xmlnode_put_attrib(iqn->xmldata, "type", "set");
y = xmlnode_get_tag(iqn->xmldata, "query");
z = xmlnode_insert_tag(y, "item");
if (jid) {
xmlnode_put_attrib(z, "jid", jid);
} else { // nickname
xmlnode_put_attrib(z, "nick", nick);
}
if (ra.type == type_affil)
xmlnode_put_attrib(z, "affiliation", straffil[ra.val.affil]);
else if (ra.type == type_role)
xmlnode_put_attrib(z, "role", strrole[ra.val.role]);
if (reason) {
y = xmlnode_insert_tag(z, "reason");
xmlnode_insert_cdata(y, reason, (unsigned) -1);
}
jab_send(jc, iqn->xmldata);
iqs_del(iqn->id); // XXX
jb_reset_keepalive();
return 0;
}
// Invite a user to a MUC room
// room syntax: "room@server"
// reason can be null.
void jb_room_invite(const char *room, const char *jid, const char *reason)
{
xmlnode x, y, z;
if (!online || !room || !jid) return;
x = jutil_msgnew(NULL, (char*)room, NULL, NULL);
y = xmlnode_insert_tag(x, "x");
xmlnode_put_attrib(y, "xmlns", "http://jabber.org/protocol/muc#user");
z = xmlnode_insert_tag(y, "invite");
xmlnode_put_attrib(z, "to", jid);
if (reason) {
y = xmlnode_insert_tag(z, "reason");
xmlnode_insert_cdata(y, reason, (unsigned) -1);
}
jab_send(jc, x);
xmlnode_free(x);
jb_reset_keepalive();
}
static void gotmessage(char *type, const char *from, const char *body,
const char *enc, time_t timestamp)
{
char *jid;
const char *rname, *s;
jid = jidtodisp(from);
rname = strchr(from, '/');
if (rname) rname++;
// Check for unexpected groupchat messages
// If we receive a groupchat message from a room we're not a member of,
// this is probably a server issue and the best we can do is to send
// a type unavailable.
if (type && !strcmp(type, "groupchat") && !roster_getnickname(jid)) {
// It shouldn't happen, probably a server issue
GSList *room_elt;
char *mbuf;
mbuf = g_strdup_printf("Unexpected groupchat packet!");
scr_LogPrint(LPRINT_LOGNORM, "%s", mbuf);
scr_WriteIncomingMessage(jid, mbuf, 0, HBB_PREFIX_INFO);
g_free(mbuf);
// Send back an unavailable packet
jb_setstatus(offline, jid, "");
// MUC
// Make sure this is a room (it can be a conversion user->room)
room_elt = roster_find(jid, jidsearch, 0);
if (!room_elt) {
room_elt = roster_add_user(jid, NULL, NULL, ROSTER_TYPE_ROOM, sub_none);
} else {
buddy_settype(room_elt->data, ROSTER_TYPE_ROOM);
}
g_free(jid);
buddylist_build();
scr_DrawRoster();
return;
}
// We don't call the message_in hook if 'block_unsubscribed' is true and
// this is a regular message from an unsubscribed user.
// System messages (from our server) are allowed.
if (!settings_opt_get_int("block_unsubscribed") ||
(roster_getsubscription(jid) & sub_from) ||
(type && strcmp(type, "chat")) ||
((s = settings_opt_get("server")) != NULL && !strcasecmp(jid, s))) {
hk_message_in(jid, rname, timestamp, body, type);
} else {
scr_LogPrint(LPRINT_LOGNORM, "Blocked a message from <%s>", jid);
}
g_free(jid);
}
static const char *defaulterrormsg(int code)
{
const char *desc;
switch(code) {
case 401: desc = "Unauthorized";
break;
case 302: desc = "Redirect";
break;
case 400: desc = "Bad request";
break;
case 402: desc = "Payment Required";
break;
case 403: desc = "Forbidden";
break;
case 404: desc = "Not Found";
break;
case 405: desc = "Not Allowed";
break;
case 406: desc = "Not Acceptable";
break;
case 407: desc = "Registration Required";
break;
case 408: desc = "Request Timeout";
break;
case 409: desc = "Conflict";
break;
case 500: desc = "Internal Server Error";
break;
case 501: desc = "Not Implemented";
break;
case 502: desc = "Remote Server Error";
break;
case 503: desc = "Service Unavailable";
break;
case 504: desc = "Remote Server Timeout";
break;
default:
desc = NULL;
}
return desc;
}
// display_server_error(x)
// Display the error to the user
// x: error tag xmlnode pointer
void display_server_error(xmlnode x)
{
const char *desc = NULL;
char *sdesc;
int code = 0;
char *s;
const char *p;
/* RFC3920:
* The <error/> element:
* o MUST contain a child element corresponding to one of the defined
* stanza error conditions specified below; this element MUST be
* qualified by the 'urn:ietf:params:xml:ns:xmpp-stanzas' namespace.
*/
p = xmlnode_get_name(xmlnode_get_firstchild(x));
if (p)
scr_LogPrint(LPRINT_LOGNORM, "Received error packet [%s]", p);
// For backward compatibility
if ((s = xmlnode_get_attrib(x, "code")) != NULL) {
code = atoi(s);
// Default message
desc = defaulterrormsg(code);
}
// Error tag data is better, if available
s = xmlnode_get_data(x);
if (s && *s) desc = s;
// And sometimes there is a text message
s = xmlnode_get_tag_data(x, "text");
if (s && *s) desc = s;
// Strip trailing newlines
sdesc = g_strdup(desc);
for (s = sdesc; *s; s++) ;
if (s > sdesc)
s--;
while (s >= sdesc && (*s == '\n' || *s == '\r'))
*s-- = '\0';
scr_LogPrint(LPRINT_LOGNORM, "Error code from server: %d %s", code, sdesc);
g_free(sdesc);
}
static void statehandler(jconn conn, int state)
{
static int previous_state = -1;
scr_LogPrint(LPRINT_DEBUG, "StateHandler called (state=%d).", state);
switch(state) {
case JCONN_STATE_OFF:
if (previous_state != JCONN_STATE_OFF)
scr_LogPrint(LPRINT_LOGNORM, "[Jabber] Not connected to the server");
online = FALSE;
mystatus = offline;
if (mystatusmsg) {
g_free(mystatusmsg);
mystatusmsg = NULL;
}
roster_free();
update_roster = TRUE;
scr_UpdateBuddyWindow();
break;
case JCONN_STATE_CONNECTED:
scr_LogPrint(LPRINT_LOGNORM, "[Jabber] Connected to the server");
break;
case JCONN_STATE_AUTH:
scr_LogPrint(LPRINT_LOGNORM, "[Jabber] Authenticating to the server");
break;
case JCONN_STATE_ON:
scr_LogPrint(LPRINT_LOGNORM, "[Jabber] Communication with the server "
"established");
online = TRUE;
break;
case JCONN_STATE_CONNECTING:
if (previous_state != state)
scr_LogPrint(LPRINT_LOGNORM, "[Jabber] Connecting to the server");
break;
default:
break;
}
previous_state = state;
}
inline static xmlnode xml_get_xmlns(xmlnode xmldata, const char *xmlns)
{
xmlnode x;
char *p;
x = xmlnode_get_firstchild(xmldata);
for ( ; x; x = xmlnode_get_nextsibling(x)) {
if ((p = xmlnode_get_name(x)) && !strcmp(p, "x"))
if ((p = xmlnode_get_attrib(x, "xmlns")) && !strcmp(p, xmlns)) {
break;
}
}
return x;
}
static time_t xml_get_timestamp(xmlnode xmldata)
{
xmlnode x;
char *p;
x = xml_get_xmlns(xmldata, NS_DELAY);
if ((p = xmlnode_get_attrib(x, "stamp")) != NULL)
return from_iso8601(p, 1);
return 0;
}
static void handle_presence_muc(const char *from, xmlnode xmldata,
const char *roomjid, const char *rname,
enum imstatus ust, char *ustmsg,
time_t usttime, char bpprio)
{
xmlnode y;
char *p;
char *mbuf;
const char *ournick;
enum imrole mbrole = role_none;
enum imaffiliation mbaffil = affil_none;
const char *mbjid = NULL, *mbnick = NULL;
const char *actorjid = NULL, *reason = NULL;
bool new_member = FALSE; // True if somebody else joins the room (not us)
unsigned int statuscode = 0;
GSList *room_elt;
int log_muc_conf;
log_muc_conf = settings_opt_get_int("log_muc_conf");
room_elt = roster_find(roomjid, jidsearch, 0);
if (!room_elt) {
// Add room if it doesn't already exist
// It shouldn't happen, there is probably something wrong (server or
// network issue?)
room_elt = roster_add_user(roomjid, NULL, NULL, ROSTER_TYPE_ROOM, sub_none);
scr_LogPrint(LPRINT_LOGNORM, "Strange MUC presence message");
} else {
// Make sure this is a room (it can be a conversion user->room)
buddy_settype(room_elt->data, ROSTER_TYPE_ROOM);
}
// Get room member's information
y = xmlnode_get_tag(xmldata, "item");
if (y) {
xmlnode z;
p = xmlnode_get_attrib(y, "affiliation");
if (p) {
if (!strcmp(p, "owner")) mbaffil = affil_owner;
else if (!strcmp(p, "admin")) mbaffil = affil_admin;
else if (!strcmp(p, "member")) mbaffil = affil_member;
else if (!strcmp(p, "outcast")) mbaffil = affil_outcast;
else if (!strcmp(p, "none")) mbaffil = affil_none;
else scr_LogPrint(LPRINT_LOGNORM, "<%s>: Unknown affiliation \"%s\"",
from, p);
}
p = xmlnode_get_attrib(y, "role");
if (p) {
if (!strcmp(p, "moderator")) mbrole = role_moderator;
else if (!strcmp(p, "participant")) mbrole = role_participant;
else if (!strcmp(p, "visitor")) mbrole = role_visitor;
else if (!strcmp(p, "none")) mbrole = role_none;
else scr_LogPrint(LPRINT_LOGNORM, "<%s>: Unknown role \"%s\"",
from, p);
}
mbjid = xmlnode_get_attrib(y, "jid");
mbnick = xmlnode_get_attrib(y, "nick");
// For kick/ban, there can be actor and reason tags
reason = xmlnode_get_tag_data(y, "reason");
z = xmlnode_get_tag(y, "actor");
if (z)
actorjid = xmlnode_get_attrib(z, "jid");
}
// Get our room nickname
ournick = buddy_getnickname(room_elt->data);
if (!ournick) {
// It shouldn't happen, probably a server issue
mbuf = g_strdup_printf("Unexpected groupchat packet!");
scr_LogPrint(LPRINT_LOGNORM, "%s", mbuf);
scr_WriteIncomingMessage(roomjid, mbuf, 0, HBB_PREFIX_INFO);
g_free(mbuf);
// Send back an unavailable packet
jb_setstatus(offline, roomjid, "");
buddylist_build();
scr_DrawRoster();
return;
}
// Get the status code
// 201: a room has been created
// 301: the user has been banned from the room
// 303: new room nickname
// 307: the user has been kicked from the room
// 321,322,332: the user has been removed from the room
y = xmlnode_get_tag(xmldata, "status");
if (y) {
p = xmlnode_get_attrib(y, "code");
if (p)
statuscode = atoi(p);
}
// Check for nickname change
if (statuscode == 303 && mbnick) {
mbuf = g_strdup_printf("%s is now known as %s", rname, mbnick);
scr_WriteIncomingMessage(roomjid, mbuf, usttime,
HBB_PREFIX_INFO|HBB_PREFIX_NOFLAG);
if (log_muc_conf) hlog_write_message(roomjid, 0, FALSE, mbuf);
g_free(mbuf);
buddy_resource_setname(room_elt->data, rname, mbnick);
// Maybe it's _our_ nickname...
if (ournick && !strcmp(rname, ournick))
buddy_setnickname(room_elt->data, mbnick);
}
// Check for departure/arrival
if (!mbnick && mbrole == role_none) {
enum { leave=0, kick, ban } how = leave;
bool we_left = FALSE;
if (statuscode == 307)
how = kick;
else if (statuscode == 301)
how = ban;
// If this is a leave, check if it is ourself
if (ournick && !strcmp(rname, ournick)) {
we_left = TRUE; // _We_ have left! (kicked, banned, etc.)
buddy_setinsideroom(room_elt->data, FALSE);
buddy_setnickname(room_elt->data, NULL);
buddy_del_all_resources(room_elt->data);
buddy_settopic(room_elt->data, NULL);
scr_UpdateChatStatus(FALSE);
update_roster = TRUE;
}
// The message depends on _who_ left, and _how_
if (how) {
gchar *mbuf_end;
// Forced leave
if (actorjid) {
mbuf_end = g_strdup_printf("%s from %s by <%s>.\nReason: %s",
(how == ban ? "banned" : "kicked"),
roomjid, actorjid, reason);
} else {
mbuf_end = g_strdup_printf("%s from %s.",
(how == ban ? "banned" : "kicked"),
roomjid);
}
if (we_left)
mbuf = g_strdup_printf("You have been %s", mbuf_end);
else
mbuf = g_strdup_printf("%s has been %s", rname, mbuf_end);
g_free(mbuf_end);
} else {
// Natural leave
if (we_left) {
xmlnode destroynode = xmlnode_get_tag(xmldata, "destroy");
if (destroynode) {
if ((reason = xmlnode_get_tag_data(destroynode, "reason"))) {
mbuf = g_strdup_printf("You have left %s, "
"the room has been destroyed: %s",
roomjid, reason);
} else {
mbuf = g_strdup_printf("You have left %s, "
"the room has been destroyed", roomjid);
}
} else {
mbuf = g_strdup_printf("You have left %s", roomjid);
}
} else {
if (ust != offline) {
// This can happen when a network failure occurs,
// this isn't an official leave but the user isn't there anymore.
mbuf = g_strdup_printf("%s has disappeared!", rname);
ust = offline;
} else {
if (ustmsg)
mbuf = g_strdup_printf("%s has left: %s", rname, ustmsg);
else
mbuf = g_strdup_printf("%s has left", rname);
}
}
}
scr_WriteIncomingMessage(roomjid, mbuf, usttime,
HBB_PREFIX_INFO|HBB_PREFIX_NOFLAG);
if (log_muc_conf) hlog_write_message(roomjid, 0, FALSE, mbuf);
if (we_left) {
scr_LogPrint(LPRINT_LOGNORM, "%s", mbuf);
g_free(mbuf);
return;
}
g_free(mbuf);
} else if (buddy_getstatus(room_elt->data, rname) == offline &&
ust != offline) {
if (!buddy_getinsideroom(room_elt->data)) {
// We weren't inside the room yet. Now we are.
// However, this could be a presence packet from another room member
buddy_setinsideroom(room_elt->data, TRUE);
// Set the message flag unless we're already in the room buffer window
scr_setmsgflag_if_needed(roomjid, FALSE);
// Add a message to the tracelog file
mbuf = g_strdup_printf("You have joined %s as \"%s\"", roomjid, ournick);
scr_LogPrint(LPRINT_LOGNORM, "%s", mbuf);
g_free(mbuf);
mbuf = g_strdup_printf("You have joined as \"%s\"", ournick);
// The 1st presence message could be for another room member
if (strcmp(ournick, rname)) {
// Display current mbuf and create a new message for the member
// Note: the usttime timestamp is related to the other member,
// so we use 0 here.
scr_WriteIncomingMessage(roomjid, mbuf, 0,
HBB_PREFIX_INFO|HBB_PREFIX_NOFLAG);
if (log_muc_conf) hlog_write_message(roomjid, 0, FALSE, mbuf);
g_free(mbuf);
mbuf = g_strdup_printf("%s has joined", rname);
new_member = TRUE;
}
} else {
if (strcmp(ournick, rname)) {
mbuf = g_strdup_printf("%s has joined", rname);
new_member = TRUE;
} else
mbuf = NULL;
}
if (mbuf) {
scr_WriteIncomingMessage(roomjid, mbuf, usttime,
HBB_PREFIX_INFO|HBB_PREFIX_NOFLAG);
if (log_muc_conf) hlog_write_message(roomjid, 0, FALSE, mbuf);
g_free(mbuf);
}
}
// Update room member status
if (rname) {
roster_setstatus(roomjid, rname, bpprio, ust, ustmsg, usttime,
mbrole, mbaffil, mbjid);
if (new_member && settings_opt_get_int("muc_auto_whois")) {
// FIXME: This will fail for some UTF-8 nicknames.
gchar *joiner_nick = from_utf8(rname);
room_whois(room_elt->data, joiner_nick, FALSE);
g_free(joiner_nick);
}
} else
scr_LogPrint(LPRINT_LOGNORM, "MUC DBG: no rname!"); /* DBG */
buddylist_build();
scr_DrawRoster();
}
static void handle_packet_presence(jconn conn, char *type, char *from,
xmlnode xmldata)
{
char *p, *r;
char *ustmsg;
const char *rname;
enum imstatus ust;
char bpprio;
time_t timestamp = 0;
xmlnode muc_packet;
rname = strchr(from, '/');
if (rname) rname++;
r = jidtodisp(from);
// Check for MUC presence packet
muc_packet = xml_get_xmlns(xmldata, "http://jabber.org/protocol/muc#user");
if (type && !strcmp(type, TMSG_ERROR)) {
xmlnode x;
scr_LogPrint(LPRINT_LOGNORM, "Error presence packet from <%s>", r);
if ((x = xmlnode_get_tag(xmldata, TMSG_ERROR)) != NULL)
display_server_error(x);
// Let's check it isn't a nickname conflict.
// XXX Note: We should handle the <conflict/> string condition.
if ((p = xmlnode_get_attrib(x, "code")) != NULL) {
if (atoi(p) == 409) {
// 409 = conlict (nickname is in use or registered by another user)
// If we are not inside this room, we should reset the nickname
GSList *room_elt = roster_find(r, jidsearch, 0);
if (room_elt && !buddy_getinsideroom(room_elt->data))
buddy_setnickname(room_elt->data, NULL);
}
}
g_free(r);
return;
}
p = xmlnode_get_tag_data(xmldata, "priority");
if (p && *p) bpprio = (gchar)atoi(p);
else bpprio = 0;
ust = available;
p = xmlnode_get_tag_data(xmldata, "show");
if (p) {
if (!strcmp(p, "away")) ust = away;
else if (!strcmp(p, "dnd")) ust = dontdisturb;
else if (!strcmp(p, "xa")) ust = notavail;
else if (!strcmp(p, "chat")) ust = freeforchat;
}
if (type && !strcmp(type, "unavailable"))
ust = offline;
ustmsg = xmlnode_get_tag_data(xmldata, "status");
// Timestamp?
timestamp = xml_get_timestamp(xmldata);
if (muc_packet) {
// This is a MUC presence message
handle_presence_muc(from, muc_packet, r, rname,
ust, ustmsg, timestamp, bpprio);
} else {
// Not a MUC message, so this is a regular buddy...
// Call hk_statuschange() if status has changed or if the
// status message is different
const char *m = roster_getstatusmsg(r, rname);
if ((ust != roster_getstatus(r, rname)) ||
(!ustmsg && m && m[0]) || (ustmsg && (!m || strcmp(ustmsg, m))))
hk_statuschange(r, rname, bpprio, timestamp, ust, ustmsg);
}
g_free(r);
}
static void handle_packet_message(jconn conn, char *type, char *from,
xmlnode xmldata)
{
char *p, *r, *s;
xmlnode x;
char *body=NULL;
char *enc = NULL;
char *tmp = NULL;
time_t timestamp = 0;
body = xmlnode_get_tag_data(xmldata, "body");
p = xmlnode_get_tag_data(xmldata, "subject");
if (p != NULL) {
if (type && !strcmp(type, TMSG_GROUPCHAT)) { // Room topic
GSList *roombuddy;
gchar *mbuf;
gchar *subj = p;
// Get the room (s) and the nickname (r)
s = g_strdup(from);
r = strchr(s, '/');
if (r) *r++ = 0;
else r = s;
// Set the new topic
roombuddy = roster_find(s, jidsearch, 0);
if (roombuddy)
buddy_settopic(roombuddy->data, subj);
// Display inside the room window
if (r == s) {
// No specific resource (this is certainly history)
mbuf = g_strdup_printf("The topic has been set to: %s", subj);
} else {
mbuf = g_strdup_printf("%s has set the topic to: %s", r, subj);
}
scr_WriteIncomingMessage(s, mbuf, 0,
HBB_PREFIX_INFO|HBB_PREFIX_NOFLAG);
if (settings_opt_get_int("log_muc_conf"))
hlog_write_message(s, 0, FALSE, mbuf);
g_free(s);
g_free(mbuf);
// The topic is displayed in the chat status line, so refresh now.
scr_UpdateChatStatus(TRUE);
} else { // Chat message
tmp = g_new(char, (body ? strlen(body) : 0) + strlen(p) + 4);
*tmp = '[';
strcpy(tmp+1, p);
strcat(tmp, "]\n");
if (body) strcat(tmp, body);
body = tmp;
}
}
// Not used yet...
x = xml_get_xmlns(xmldata, NS_ENCRYPTED);
if (x && (p = xmlnode_get_data(x)) != NULL) {
enc = p;
}
// Timestamp?
timestamp = xml_get_timestamp(xmldata);
if (type && !strcmp(type, TMSG_ERROR)) {
if ((x = xmlnode_get_tag(xmldata, TMSG_ERROR)) != NULL)
display_server_error(x);
}
if (from && body)
gotmessage(type, from, body, enc, timestamp);
g_free(tmp);
}
static void evscallback_subscription(eviqs *evp, guint evcontext)
{
char *barejid;
char *buf;
if (evcontext == EVS_CONTEXT_TIMEOUT) {
scr_LogPrint(LPRINT_LOGNORM, "Event %s timed out, cancelled.",
evp->id);
return;
}
if (evcontext == EVS_CONTEXT_CANCEL) {
scr_LogPrint(LPRINT_LOGNORM, "Event %s cancelled.", evp->id);
return;
}
if (!(evcontext & EVS_CONTEXT_USER))
return;
// Sanity check
if (!evp->data) {
// Shouldn't happen, data should be set to the barejid.
scr_LogPrint(LPRINT_LOGNORM, "Error in evs callback.");
return;
}
// Ok, let's work now.
// evcontext: 0, 1 == reject, accept
barejid = evp->data;
if (evcontext & ~EVS_CONTEXT_USER) {
// Accept subscription request
jb_subscr_send_auth(barejid);
buf = g_strdup_printf("<%s> is allowed to receive your presence updates",
barejid);
} else {
// Reject subscription request
jb_subscr_cancel_auth(barejid);
buf = g_strdup_printf("<%s> won't receive your presence updates", barejid);
if (settings_opt_get_int("delete_on_reject")) {
// Remove the buddy from the roster if there is no current subscription
if (roster_getsubscription(barejid) == sub_none)
jb_delbuddy(barejid);
}
}
scr_WriteIncomingMessage(barejid, buf, 0, HBB_PREFIX_INFO);
scr_LogPrint(LPRINT_LOGNORM, "%s", buf);
g_free(buf);
}
static void handle_packet_s10n(jconn conn, char *type, char *from,
xmlnode xmldata)
{
char *r;
char *buf;
int newbuddy;
r = jidtodisp(from);
newbuddy = !roster_find(r, jidsearch, 0);
if (!strcmp(type, "subscribe")) {
/* The sender wishes to subscribe to our presence */
char *msg;
int isagent;
eviqs *evn;
isagent = (roster_gettype(r) & ROSTER_TYPE_AGENT) != 0;
msg = xmlnode_get_tag_data(xmldata, "status");
buf = g_strdup_printf("<%s> wants to subscribe to your presence updates",
from);
scr_WriteIncomingMessage(r, buf, 0, HBB_PREFIX_INFO);
scr_LogPrint(LPRINT_LOGNORM, "%s", buf);
g_free(buf);
if (msg) {
buf = g_strdup_printf("<%s> said: %s", from, msg);
scr_WriteIncomingMessage(r, buf, 0, HBB_PREFIX_INFO);
replace_nl_with_dots(buf);
scr_LogPrint(LPRINT_LOGNORM, "%s", buf);
g_free(buf);
}
// Create a new event item
evn = evs_new(EVS_TYPE_SUBSCRIPTION, EVS_MAX_TIMEOUT);
if (evn) {
evn->callback = &evscallback_subscription;
evn->data = g_strdup(r);
evn->desc = g_strdup_printf("<%s> wants to subscribe to your "
"presence updates", r);
buf = g_strdup_printf("Please use /event %s accept|reject", evn->id);
} else {
buf = g_strdup_printf("Unable to create a new event!");
}
scr_WriteIncomingMessage(r, buf, 0, HBB_PREFIX_INFO);
scr_LogPrint(LPRINT_LOGNORM, "%s", buf);
g_free(buf);
} else if (!strcmp(type, "unsubscribe")) {
/* The sender is unsubscribing from our presence */
jb_subscr_cancel_auth(from);
buf = g_strdup_printf("<%s> is unsubscribing from your "
"presence updates", from);
scr_WriteIncomingMessage(r, buf, 0, HBB_PREFIX_INFO);
scr_LogPrint(LPRINT_LOGNORM, "%s", buf);
g_free(buf);
} else if (!strcmp(type, "subscribed")) {
/* The sender has allowed us to receive their presence */
buf = g_strdup_printf("<%s> has allowed you to receive their "
"presence updates", from);
scr_WriteIncomingMessage(r, buf, 0, HBB_PREFIX_INFO);
scr_LogPrint(LPRINT_LOGNORM, "%s", buf);
g_free(buf);
} else if (!strcmp(type, "unsubscribed")) {
/* The subscription request has been denied or a previously-granted
subscription has been cancelled */
roster_unsubscribed(from);
update_roster = TRUE;
buf = g_strdup_printf("<%s> has cancelled your subscription to "
"their presence updates", from);
scr_WriteIncomingMessage(r, buf, 0, HBB_PREFIX_INFO);
scr_LogPrint(LPRINT_LOGNORM, "%s", buf);
g_free(buf);
} else {
scr_LogPrint(LPRINT_LOGNORM, "Received unrecognized packet from <%s>, "
"type=%s", from, (type ? type : ""));
newbuddy = FALSE;
}
if (newbuddy) {
buddylist_build();
update_roster = TRUE;
}
g_free(r);
}
static void packethandler(jconn conn, jpacket packet)
{
char *p;
/*
char *r, *s;
const char *m;
*/
char *from=NULL, *type=NULL;
jb_reset_keepalive(); // reset keepalive timeout
jpacket_reset(packet);
if (!packet->type) {
scr_LogPrint(LPRINT_LOG, "Packet type = 0");
return;
}
p = xmlnode_get_attrib(packet->x, "type");
if (p) type = p;
p = xmlnode_get_attrib(packet->x, "from");
if (p) from = p;
if (!from && packet->type != JPACKET_IQ) {
scr_LogPrint(LPRINT_LOGNORM, "Error in packet (could be UTF8-related)");
return;
}
switch (packet->type) {
case JPACKET_MESSAGE:
handle_packet_message(conn, type, from, packet->x);
break;
case JPACKET_IQ:
handle_packet_iq(conn, type, from, packet->x);
break;
case JPACKET_PRESENCE:
handle_packet_presence(conn, type, from, packet->x);
break;
case JPACKET_S10N:
handle_packet_s10n(conn, type, from, packet->x);
break;
default:
scr_LogPrint(LPRINT_LOG, "Unhandled packet type (%d)", packet->type);
}
}
/* vim: set expandtab cindent cinoptions=>2\:2(0: For Vim users... */