void message_invisible(struct stream_s *stream,const char *from, const char *to,
const char *args, xmlnode msg){
Session *session;
User *user;
Resource *r;
gboolean on;
session=session_get_by_jid(from,stream,0);
if (session!=NULL)
user=session->user;
else
user=user_get_by_jid(from);
if (args && g_strcasecmp(args,"on")==0) on=TRUE;
else if (args && g_strcasecmp(args,"off")==0) on=FALSE;
else on=!user->invisible;
if (user->invisible==on){
message_send(stream,to,from,1,_("No change."),0);
return;
}
user->invisible=on;
if (on)
message_send(stream,to,from,1,_("invisible: on"),0);
else
message_send(stream,to,from,1,_("invisible: off"),0);
if (session!=NULL) session_send_status(session);
r=session_get_cur_resource(session);
if ( r )
presence_send(stream,NULL,user->jid,user->invisible?-1:r->available,r->show,session->gg_status_descr,0);
user_save(user);
}
void message_unignore(struct stream_s *stream,const char *from, const char *to,
const char *args, xmlnode msg){
Session *session;
User *user;
uin_t uin;
Contact *c;
gchar *m;
session=session_get_by_jid(from,stream,0);
if (session!=NULL)
user=session->user;
else
user=user_get_by_jid(from);
if (args && *args) uin=atoi(args);
else uin=0;
if (uin<=0) {
message_ignore(stream,from,to,NULL,msg);
return;
}
c=user_get_contact(user,uin,FALSE);
if (c) {
c->ignored=FALSE;
user_check_contact(user,c);
if (session) session_update_contact(session,c);
}
m=g_strdup_printf(_("\nMessages from GG number %li will NOT be ignored."),(long)uin);
message_send(stream,to,from,1,m,0);
g_free(m);
user_save(user);
}
void message_ignore_unknown(struct stream_s *stream,const char *from, const char *to,
const char *args, xmlnode msg){
Session *session;
User *user;
gboolean on;
session=session_get_by_jid(from,stream,0);
if (session!=NULL)
user=session->user;
else
user=user_get_by_jid(from);
if (args && g_strcasecmp(args,"on")==0) on=TRUE;
else if (args && g_strcasecmp(args,"off")==0) on=FALSE;
else on=!user->ignore_unknown;
if (user->ignore_unknown==on){
message_send(stream,to,from,1,_("No change."),0);
return;
}
user->ignore_unknown=on;
if (on)
message_send(stream,to,from,1,_("ignore unknown: on"),0);
else
message_send(stream,to,from,1,_("ignore unknown: off"),0);
if (session!=NULL) session_send_status(session);
user_save(user);
}
void message_status(struct stream_s *stream,const char *from, const char *to,
const char *args, xmlnode msg){
Session *session;
User *user;
char *m;
session=session_get_by_jid(from,stream,0);
if (session!=NULL)
user=session->user;
else
user=user_get_by_jid(from);
g_free(user->status);
if (args) {
if (!g_strcasecmp(args,"off")) user->status=NULL;
else user->status=g_strndup(string_to_gg(args),GG_STATUS_DESCR_MAXSIZE);
}
else user->status=NULL;
m=g_strdup_printf(_("status: %s%s%s"),
(user->status?"`":""),
(user->status?string_from_gg(user->status):_("not set")),
(user->status?"'":""));
message_send(stream,to,from,1,m,0);
g_free(m);
if (session!=NULL) session_send_status(session);
user_save(user);
}
int presence_subscribe(struct stream_s *stream,const char *from,const char *to){
User *u;
Session *s;
char *bare;
uin_t uin;
Contact *c;
u=user_get_by_jid(from);
if (jid_is_me(to)){
debug(L_("Presence subscribe request sent to me"));
if (!u) {
presence_send_unsubscribed(stream,to,from);
return 0;
}
presence_send_subscribed(stream,to,from);
if (u->subscribe==SUB_UNDEFINED || u->subscribe==SUB_NONE) u->subscribe=SUB_TO;
else if (u->subscribe==SUB_FROM) u->subscribe=SUB_BOTH;
if (u->subscribe!=SUB_FROM && u->subscribe!=SUB_BOTH){
presence_send_subscribe(stream,to,from);
}
user_save(u);
return 0;
}
if (!u){
g_warning(N_("Presence subscription from unknown user (%s)"),from);
presence_send_unsubscribed(stream,to,from);
return -1;
}
if (!jid_has_uin(to) || !jid_is_my(to)){
g_warning(N_("Bad 'to': %s"),to);
return -1;
}
s=session_get_by_jid(from,stream,0);
debug(L_("Subscribing %s to %s..."),from,to);
uin=jid_get_uin(to);
c=user_get_contact(u,uin,TRUE);
if (!c) {
presence_send_error(stream,to,from,500,_("Subscription failed"));
return -1;
}
if (c->subscribe==SUB_UNDEFINED || c->subscribe==SUB_NONE) c->subscribe=SUB_TO;
else if (c->subscribe==SUB_FROM) c->subscribe=SUB_BOTH;
user_save(u);
if (s) session_update_contact(s,c);
debug(L_("Subscribed."));
presence_send_subscribed(stream,to,from);
bare=jid_normalized(from,FALSE);
if (c->subscribe!=SUB_FROM && c->subscribe!=SUB_BOTH) {
presence_send_subscribe(stream,to,bare);
}
g_free(bare);
return 0;
}
int presence_unsubscribe(struct stream_s *stream,const char *from,const char *to){
User *u;
Session *s;
Contact *c;
uin_t uin;
u=user_get_by_jid(from);
if (!u){
g_warning(N_("Presence subscription from unknown user (%s)"),from);
presence_send_unsubscribed(stream,to,from);
return -1;
}
if (jid_is_me(to)){
debug(L_("Presence unsubscribe request sent to me"));
if (u->subscribe==SUB_TO || u->subscribe==SUB_UNDEFINED) u->subscribe=SUB_NONE;
else if (u->subscribe==SUB_BOTH) u->subscribe=SUB_FROM;
user_save(u);
return 0;
}
if (!jid_has_uin(to) || !jid_is_my(to)){
g_warning(N_("Bad 'to': %s"),to);
return -1;
}
s=session_get_by_jid(from,stream,0);
debug(L_("Unsubscribing %s from %s..."),from,to);
uin=jid_get_uin(to);
c=user_get_contact(u,uin,FALSE);
if (!c) {
presence_send_unsubscribed(stream,to,from);
return -1;
}
if (c->subscribe==SUB_TO) c->subscribe=SUB_NONE;
else if (c->subscribe==SUB_BOTH) c->subscribe=SUB_FROM;
user_save(u);
if (s) session_update_contact(s,c);
debug(L_("Unsubscribed."));
presence_send_unsubscribed(stream,to,from);
if (!GG_S_NA(c->status) && c->status!=-1){
char *ujid;
ujid=jid_build_full(uin);
presence_send(stream,ujid,u->jid,0,NULL,"Unsubscribed",0);
g_free(ujid);
}
return 0;
}
int presence(struct stream_s *stream,const char *from,const char *to,
int available,const char *show,const char *status,int priority){
Session *s;
const char *resource;
User *u;
s=session_get_by_jid(from,available?stream:NULL,1);
if (!s){
debug(L_("presence: No such session: %s"),from);
presence_send_error(stream,NULL,from,407,_("Not logged in"));
u=user_get_by_jid(from);
if (u==NULL) presence_send_unsubscribed(stream,to,from);
return -1;
}
resource=jid_get_resource(from);
session_set_status(s,resource,available,show,string_to_gg(status),priority);
return 0;
}
Session *session_get_by_jid(const char *jid,Stream *stream,int delay_login){
Session *s;
User *u;
char *njid;
GList *it;
g_assert(sessions_jid!=NULL);
debug(L_("Looking up session for '%s'"),jid);
njid=jid_normalized(jid,0);
if (njid==NULL){
g_message(L_("Bad JID: '%s'"),jid);
return NULL;
}
debug(L_("Using '%s' as key"),njid);
s=(Session *)g_hash_table_lookup(sessions_jid,(gpointer)njid);
g_free(njid);
if (s) return s;
debug(L_("Session not found"));
if (!stream) return NULL;
u=user_get_by_jid(jid);
if (!u) return NULL;
debug(L_("User loaded, processing his subscriptions."));
for(it=g_list_first(u->contacts);it;it=g_list_next(it)){
Contact *c;
char *c_jid;
c=(Contact *)it->data;
if (c->subscribe == SUB_UNDEFINED) {
c_jid=jid_build(c->uin);
presence_send_subscribe(stream,c_jid,u->jid);
g_free(c_jid);
}
else if (c->subscribe == SUB_FROM || c->subscribe == SUB_BOTH){
c_jid=jid_build(c->uin);
presence_send_probe(stream,c_jid,u->jid);
g_free(c_jid);
}
}
debug(L_("Creating new session"));
return session_create(u,jid,NULL,NULL,stream,delay_login);
}
void message_ignore(struct stream_s *stream,const char *from, const char *to,
const char *args, xmlnode msg){
Session *session;
User *user;
uin_t uin;
Contact *c;
gchar *m;
session=session_get_by_jid(from,stream,0);
if (session!=NULL)
user=session->user;
else
user=user_get_by_jid(from);
if (args && *args) uin=atoi(args);
else uin=0;
if (uin<=0) {
GList *it;
m=g_strdup(_("\nMessages from the following GG numbers will be ignored:"));
for(it=user->contacts;it;it=it->next){
c=(Contact *)it->data;
if (!c->ignored) continue;
m=g_strdup_printf(_("%s\n %li"),m,(long)c->uin);
}
message_send(stream,to,from,1,m,0);
g_free(m);
return;
}
c=user_get_contact(user,uin,TRUE);
c->ignored=TRUE;
if (session) session_update_contact(session,c);
m=g_strdup_printf(_("\nMessages from GG number %li will be ignored."),(long)uin);
message_send(stream,to,from,1,m,0);
g_free(m);
user_save(user);
}
void message_locale(struct stream_s *stream,const char *from, const char *to,
const char *args, xmlnode msg){
Session *session;
User *user;
char *m;
session=session_get_by_jid(from,stream,0);
if (session!=NULL)
user=session->user;
else
user=user_get_by_jid(from);
if (args && args[0]){
if (user->locale) g_free(user->locale);
user->locale=g_strdup(args);
}
m=g_strdup_printf(_("Locale set to: %s"),user->locale?user->locale:_("_default_"));
message_send(stream,to,from,1,m,0);
g_free(m);
user_save(user);
}
int presence_subscribed(struct stream_s *stream,const char *from,const char *to){
User *u;
Session *s;
Contact *c;
uin_t uin;
u=user_get_by_jid(from);
if (!u){
g_warning(N_("Presence subscription from unknown user (%s)"),from);
presence_send_unsubscribe(stream,to,from);
return -1;
}
if (jid_is_me(to)){
if (u->subscribe==SUB_NONE) u->subscribe=SUB_FROM;
else if (u->subscribe==SUB_UNDEFINED || u->subscribe==SUB_TO) u->subscribe=SUB_BOTH;
user_save(u);
debug(L_("Presence 'subscribed' sent to me"));
return 0;
}
if (!jid_has_uin(to) || !jid_is_my(to)){
g_warning(N_("Bad 'to': %s"),to);
return -1;
}
s=session_get_by_jid(from,stream,0);
debug(L_("%s accepted %s's subscription..."),from,to);
uin=jid_get_uin(to);
c=user_get_contact(u,uin,TRUE);
if (!c) {
return -1;
}
if (c->subscribe==SUB_UNDEFINED) c->subscribe=SUB_BOTH;
else if (c->subscribe==SUB_NONE) c->subscribe=SUB_FROM;
else if (c->subscribe==SUB_TO) c->subscribe=SUB_BOTH;
user_save(u);
if (s) session_update_contact(s,c);
return 0;
}
int jabber_message(struct stream_s *stream,xmlnode tag){
char *type;
char *from;
char *to;
char *subject;
char *body;
int chat;
xmlnode subject_n;
xmlnode body_n;
Session *s;
User *u;
body_n=xmlnode_get_tag(tag,"body");
if (body_n!=NULL) body=xmlnode_get_data(body_n);
else body=NULL;
subject_n=xmlnode_get_tag(tag,"subject");
if (subject_n!=NULL) subject=xmlnode_get_data(subject_n);
else subject=NULL;
from=xmlnode_get_attrib(tag,"from");
to=xmlnode_get_attrib(tag,"to");
type=xmlnode_get_attrib(tag,"type");
if (!acl_is_allowed(from,tag)){
if (type && !strcmp(type,"error")){
debug("Ignoring forbidden message error");
return -1;
}
if (!from) return -1;
message_send_error(stream,to,from,NULL,405,_("Not allowed"));
return -1;
}
if (from) u=user_get_by_jid(from);
else u=NULL;
user_load_locale(u);
if (!type || !strcmp(type,"normal")) chat=0;
else if (!strcmp(type,"chat")) chat=1;
else if (!strcmp(type,"error")){
g_warning(N_("Error message received: %s"),xmlnode2str(tag));
return 0;
}
else{
g_warning(N_("Unsupported message type"));
message_send_error(stream,to,from,body,500,_("Internal Server Error"));
return -1;
}
if (!to || !jid_is_my(to)){
g_warning(N_("Bad 'to' in: %s"),xmlnode2str(tag));
message_send_error(stream,to,from,body,400,_("Bad Request"));
return -1;
}
if (!jid_has_uin(to)){
return message_to_me(stream,from,to,body,tag);
}
if (!from){
g_warning(N_("Anonymous message? %s"),xmlnode2str(tag));
message_send_error(stream,to,from,body,400,_("Bad Request"));
return -1;
}
s=session_get_by_jid(from,NULL,0);
if (!s || !s->connected){
g_warning(N_("%s not logged in. While processing %s"),from,xmlnode2str(tag));
message_send_error(stream,to,from,body,407,_("Not logged in"));
return -1;
}
if (subject)
body=g_strdup_printf("Subject: %s\n%s",subject,body);
session_send_message(s,jid_get_uin(to),chat,string_to_gg(body));
if (subject)
g_free(body);
return 0;
}
int jabber_presence(struct stream_s *stream,xmlnode tag){
char *type;
char *from;
char *to;
xmlnode prio_n;
xmlnode show_n;
xmlnode status_n;
char *show,*status;
int priority;
char *tmp;
User *u;
type=xmlnode_get_attrib(tag,"type");
from=xmlnode_get_attrib(tag,"from");
to=xmlnode_get_attrib(tag,"to");
if (from) u=user_get_by_jid(from);
else u=NULL;
user_load_locale(u);
if (!acl_is_allowed(from,tag)){
if (type && !strcmp(type,"error")){
debug("Ignoring forbidden presence error");
return -1;
}
if (!from) return -1;
presence_send_error(stream,to,from,405,_("Not allowed"));
return -1;
}
show_n=xmlnode_get_tag(tag,"show");
if (show_n) show=xmlnode_get_data(show_n);
else show=NULL;
status_n=xmlnode_get_tag(tag,"status");
if (status_n) status=xmlnode_get_data(status_n);
else status=NULL;
prio_n=xmlnode_get_tag(tag,"priority");
if (prio_n){
tmp=xmlnode_get_data(prio_n);
if (tmp) priority=atoi(tmp);
else priority=-1;
}
else priority=-1;
if (!type) type="available";
if (!from || !to){
if (strcmp(type,"error"))
presence_send_error(stream,to,from,406,_("Not Acceptable"));
g_warning(N_("Bad <presence/>: %s"),xmlnode2str(tag));
return -1;
}
if (!jid_is_my(to)){
if (strcmp(type,"error"))
presence_send_error(stream,to,from,406,_("Not Acceptable"));
g_warning(N_("Wrong 'to' in %s"),xmlnode2str(tag));
return -1;
}
if (!strcmp(type,"available")){
if (jid_has_uin(to))
return presence_direct_available(stream,from,to);
else
return presence(stream,from,to,1,show,status,priority);
}
else if (!strcmp(type,"unavailable")){
if (jid_has_uin(to))
return presence_direct_unavailable(stream,from,to);
else
return presence(stream,from,to,0,show,status,priority);
}
if (!strcmp(type,"invisible")){
if (jid_has_uin(to))
return presence_direct_unavailable(stream,from,to);
else
return presence(stream,from,to,-1,show,status,priority);
}
else if (!strcmp(type,"subscribe"))
return presence_subscribe(stream,from,to);
else if (!strcmp(type,"unsubscribe"))
return presence_unsubscribe(stream,from,to);
else if (!strcmp(type,"subscribed"))
return presence_subscribed(stream,from,to);
else if (!strcmp(type,"unsubscribed"))
return presence_unsubscribed(stream,from,to);
else if (!strcmp(type,"probe"))
return presence_probe(stream,from,to);
else if (!strcmp(type,"error")){
g_warning(N_("Error presence received: %s"),xmlnode2str(tag));
return 0;
}
g_warning(N_("Unsupported type in %s"),xmlnode2str(tag));
presence_send_error(stream,to,from,501,_("Not Implemented"));
return -1;
}
int presence_probe(struct stream_s *stream,const char *from,const char *to){
Session *s;
User *u;
Contact *c;
uin_t uin;
int status;
int available;
char *show,*stat,*jid;
GList *it;
GTime timestamp;
s=session_get_by_jid(from,NULL,0);
if (jid_is_me(to)){
if (s){
if (!s->connected){
presence_send(stream,to,from,0,NULL,"Disconnected",0);
}
else{
Resource *r=session_get_cur_resource(s);
if (r) presence_send(stream,NULL,s->user->jid,s->user->invisible?-1:r->available,
r->show,r->status,0);
}
return 0;
}
else if (user_get_by_jid(from)) {
presence_send(stream, to, from, 0,
NULL, "Not logged in", 0);
}
else {
presence_send_unsubscribed(stream, NULL, from);
}
return 0;
}
if (!jid_is_my(to)){
presence_send_unsubscribed(stream,to,from);
return -1;
}
if (s) u=s->user;
else u=user_get_by_jid(from);
if (!u){
presence_send_unsubscribed(stream,to,from);
return -1;
}
uin=jid_get_uin(to);
/* create the contact: if we got 'prope' the user has it on his
* contact list, do not change that */
c = user_get_contact(u, uin, TRUE);
if (!c) {
return -1;
}
c->got_probe=TRUE;
if (s) session_update_contact(s,c);
status=0;
stat=NULL;
timestamp=0;
for(it=u->contacts;it;it=it->next){
Contact *c=(Contact *)it->data;
if (c && c->uin==uin){
status=c->status;
timestamp=c->last_update;
stat=c->status_desc;
}
}
if (!status){
// user not found on userlist?
presence_send_unsubscribed(stream,to,from);
return -1;
}
if (status==-1) return 0; /* Not known yet */
available=status_gg_to_jabber(status,&show,&stat);
if (available) jid=jid_build_full(uin);
else jid=jid_build(uin);
presence_send(stream,jid,u->jid,available,show,stat,timestamp);
g_free(jid);
return 0;
}