void os_copy(os_t src, os_t dst) {
os_object_t o,dsto;
char *key;
void *val, *cval;
os_type_t ot;
if(os_iter_first(src)) {
do {
//log_write(log, LOG_ERR, "reading object");
o = os_iter_object(src);
dsto = os_object_new(dst);
if( os_object_iter_first(o)) {
do {
os_object_iter_get(o,&key,&val,&ot);
switch(ot) {
case os_type_BOOLEAN:
case os_type_INTEGER:
cval = &val;
break;
default:
cval = val;
}
os_object_put(dsto,key,cval,ot);
//log_write(log, LOG_ERR, "wrote.");
} while(os_object_iter_next(o));
}
} while(os_iter_next(src));
} else { // ! os_iter_first(src)
log_debug(ZONE,"os_copy: cannot read source object");
}
}
static int _vacation_user_load(mod_instance_t mi, user_t user) {
module_t mod = mi->mod;
vacation_t v;
os_t os;
os_object_t o;
v = (vacation_t) calloc(1, sizeof(struct _vacation_st));
user->module_data[mod->index] = v;
if(storage_get(mod->mm->sm->st, "vacation-settings", jid_user(user->jid), NULL, &os) == st_SUCCESS) {
if(os_iter_first(os)) {
o = os_iter_object(os);
if(os_object_get_time(os, o, "start", &v->start) &&
os_object_get_time(os, o, "end", &v->end) &&
os_object_get_str(os, o, "message", &v->msg))
v->msg = strdup(v->msg);
else {
v->start = 0;
v->end = 0;
v->msg = NULL;
}
}
os_free(os);
}
pool_cleanup(user->p, (void (*))(void *) _vacation_user_free, v);
return 0;
}
static mod_ret_t _iq_private_in_sess(mod_instance_t mi, sess_t sess, pkt_t pkt) {
module_t mod = mi->mod;
int ns, elem, target, targetns;
st_ret_t ret;
char filter[4096];
os_t os;
os_object_t o;
nad_t nad;
pkt_t result;
sess_t sscan;
/* only handle private sets and gets */
if((pkt->type != pkt_IQ && pkt->type != pkt_IQ_SET) || pkt->ns != ns_PRIVATE)
return mod_PASS;
/* we're only interested in no to, to our host, or to us */
if(pkt->to != NULL && jid_compare_user(sess->jid, pkt->to) != 0 && strcmp(sess->jid->domain, jid_user(pkt->to)) != 0)
return mod_PASS;
ns = nad_find_scoped_namespace(pkt->nad, uri_PRIVATE, NULL);
elem = nad_find_elem(pkt->nad, 1, ns, "query", 1);
/* find the first child */
target = elem + 1;
while(target < pkt->nad->ecur)
{
if(pkt->nad->elems[target].depth > pkt->nad->elems[elem].depth)
break;
target++;
}
/* not found, so we're done */
if(target == pkt->nad->ecur)
return -stanza_err_BAD_REQUEST;
/* find the target namespace */
targetns = NAD_ENS(pkt->nad, target);
/* gotta have a namespace */
if(targetns < 0)
{
log_debug(ZONE, "no namespace specified");
return -stanza_err_BAD_REQUEST;
}
log_debug(ZONE, "processing private request for %.*s", NAD_NURI_L(pkt->nad, targetns), NAD_NURI(pkt->nad, targetns));
/* get */
if(pkt->type == pkt_IQ) {
#ifdef ENABLE_EXPERIMENTAL
/* remember that this resource requested the namespace */
if(sess->module_data[mod->index] == NULL) {
/* create new hash if necesary */
sess->module_data[mod->index] = xhash_new(101);
pool_cleanup(sess->p, (void (*))(void *) xhash_free, sess->module_data[mod->index]);
}
xhash_put(sess->module_data[mod->index], pstrdupx(sess->p, NAD_NURI(pkt->nad, targetns), NAD_NURI_L(pkt->nad, targetns)), (void *) 1);
#endif
snprintf(filter, 4096, "(ns=%i:%.*s)", NAD_NURI_L(pkt->nad, targetns), NAD_NURI_L(pkt->nad, targetns), NAD_NURI(pkt->nad, targetns));
ret = storage_get(sess->user->sm->st, "private", jid_user(sess->jid), filter, &os);
switch(ret) {
case st_SUCCESS:
if(os_iter_first(os)) {
o = os_iter_object(os);
if(os_object_get_nad(os, o, "xml", &nad)) {
result = pkt_new(sess->user->sm, nad_copy(nad));
if(result != NULL) {
nad_set_attr(result->nad, 1, -1, "type", "result", 6);
pkt_id(pkt, result);
pkt_sess(result, sess);
pkt_free(pkt);
os_free(os);
return mod_HANDLED;
}
}
}
os_free(os);
/* drop through */
log_debug(ZONE, "storage_get succeeded, but couldn't make packet, faking st_NOTFOUND");
case st_NOTFOUND:
log_debug(ZONE, "namespace not found, returning");
/*
* !!! really, we should just return a 404. 1.4 just slaps a
* result on the packet and sends it back. hurrah for
* legacy namespaces.
*/
nad_set_attr(pkt->nad, 1, -1, "type", "result", 6);
pkt_sess(pkt_tofrom(pkt), sess);
return mod_HANDLED;
case st_FAILED:
return -stanza_err_INTERNAL_SERVER_ERROR;
case st_NOTIMPL:
return -stanza_err_FEATURE_NOT_IMPLEMENTED;
}
}
os = os_new();
o = os_object_new(os);
snprintf(filter, 4096, "%.*s", NAD_NURI_L(pkt->nad, targetns), NAD_NURI(pkt->nad, targetns));
os_object_put(o, "ns", filter, os_type_STRING);
os_object_put(o, "xml", pkt->nad, os_type_NAD);
snprintf(filter, 4096, "(ns=%i:%.*s)", NAD_NURI_L(pkt->nad, targetns), NAD_NURI_L(pkt->nad, targetns), NAD_NURI(pkt->nad, targetns));
ret = storage_replace(sess->user->sm->st, "private", jid_user(sess->jid), filter, os);
os_free(os);
switch(ret) {
case st_FAILED:
return -stanza_err_INTERNAL_SERVER_ERROR;
case st_NOTIMPL:
return -stanza_err_FEATURE_NOT_IMPLEMENTED;
default:
/* create result packet */
result = pkt_create(sess->user->sm, "iq", "result", NULL, NULL);
pkt_id(pkt, result);
/* and flush it to the session */
pkt_sess(result, sess);
#ifdef ENABLE_EXPERIMENTAL
/* push it to all resources that read this xmlns item */
snprintf(filter, 4096, "%.*s", NAD_NURI_L(pkt->nad, targetns), NAD_NURI(pkt->nad, targetns));
for(sscan = sess->user->sessions; sscan != NULL; sscan = sscan->next) {
/* skip our resource and those that didn't read any private-storage */
if(sscan == sess || sscan->module_data[mod->index] == NULL)
continue;
/* check whether namespace was read */
if(xhash_get(sscan->module_data[mod->index], filter)) {
result = pkt_dup(pkt, jid_full(sscan->jid), NULL);
if(result->from != NULL) {
jid_free(result->from);
nad_set_attr(result->nad, 1, -1, "from", NULL, 0);
}
pkt_id_new(result);
pkt_sess(result, sscan);
}
}
#endif
/* finally free the packet */
pkt_free(pkt);
return mod_HANDLED;
}
/* we never get here */
return 0;
}
static mod_ret_t _offline_in_sess(mod_instance_t mi, sess_t sess, pkt_t pkt) {
st_ret_t ret;
os_t os;
os_object_t o;
nad_t nad;
pkt_t queued;
int ns, elem, attr;
char cttl[15], cstamp[18];
time_t ttl, stamp;
/* if they're becoming available for the first time */
if(pkt->type == pkt_PRESENCE && pkt->to == NULL && sess->user->top == NULL) {
ret = storage_get(pkt->sm->st, "queue", jid_user(sess->jid), NULL, &os);
if(ret != st_SUCCESS) {
log_debug(ZONE, "storage_get returned %d", ret);
return mod_PASS;
}
if(os_iter_first(os))
do {
o = os_iter_object(os);
if(os_object_get_nad(os, o, "xml", &nad)) {
queued = pkt_new(pkt->sm, nad_copy(nad));
if(queued == NULL) {
log_debug(ZONE, "invalid queued packet, not delivering");
} else {
/* check expiry as necessary */
if((ns = nad_find_scoped_namespace(queued->nad, uri_EXPIRE, NULL)) >= 0 &&
(elem = nad_find_elem(queued->nad, 1, ns, "x", 1)) >= 0 &&
(attr = nad_find_attr(queued->nad, elem, -1, "seconds", NULL)) >= 0) {
snprintf(cttl, 15, "%.*s", NAD_AVAL_L(queued->nad, attr), NAD_AVAL(queued->nad, attr));
ttl = atoi(cttl);
/* it should have a x:delay stamp, because we stamp everything we store */
if((ns = nad_find_scoped_namespace(queued->nad, uri_DELAY, NULL)) >= 0 &&
(elem = nad_find_elem(queued->nad, 1, ns, "x", 1)) >= 0 &&
(attr = nad_find_attr(queued->nad, elem, -1, "stamp", NULL)) >= 0) {
snprintf(cstamp, 18, "%.*s", NAD_AVAL_L(queued->nad, attr), NAD_AVAL(queued->nad, attr));
stamp = datetime_in(cstamp);
if(stamp + ttl <= time(NULL)) {
log_debug(ZONE, "queued packet has expired, dropping");
pkt_free(queued);
continue;
}
}
}
log_debug(ZONE, "delivering queued packet to %s", jid_full(sess->jid));
pkt_sess(queued, sess);
}
}
} while(os_iter_next(os));
os_free(os);
/* drop the spool */
storage_delete(pkt->sm->st, "queue", jid_user(sess->jid), NULL);
}
/* pass it so that other modules and mod_presence can get it */
return mod_PASS;
}
/*
* get group's descriptive name by it's text id
* returned value needs to be freed by caller
*/
static const char *_roster_publish_get_group_name(sm_t sm, roster_publish_t rp, const char *groupid)
{
os_t os;
os_object_t o;
char *str;
char *group;
#ifndef NO_SM_CACHE
_roster_publish_group_cache_t group_cached;
#endif
if(!groupid) return groupid;
#ifndef NO_SM_CACHE
/* check for remembered group value in cache */
if( rp->group_cache_ttl ) {
if( rp->group_cache ) {
group_cached = xhash_get(rp->group_cache, groupid);
if( group_cached != NULL ) {
if( (time(NULL) - group_cached->time) >= rp->group_cache_ttl ) {
log_debug(ZONE,"group cache: expiring cached value for %s",groupid);
xhash_zap(rp->group_cache, groupid);
free(group_cached);
} else {
log_debug(ZONE,"group cache: returning cached value for %s",groupid);
return strdup(group_cached->groupname);
}
}
} else {
log_debug(ZONE,"group cache: creating cache");
rp->group_cache = xhash_new(401);
}
}
#endif
if(storage_get(sm->st, "published-roster-groups", groupid, NULL, &os) == st_SUCCESS && os_iter_first(os)) {
o = os_iter_object(os);
if( os_object_get_str(os, o, "groupname", &str) && str ) {
group=strdup(str);
} else {
group=NULL;
}
os_free(os);
#ifndef NO_SM_CACHE
if( rp->group_cache_ttl && group ) {
log_debug(ZONE,"group cache: updating cache value for %s",groupid);
group_cached = calloc(1, sizeof(struct _roster_publish_group_cache_st));
group_cached->time = time(NULL);
group_cached->groupid = strdup(groupid);
group_cached->groupname = strdup(group);
xhash_put(rp->group_cache, group_cached->groupid, group_cached);
}
#endif
return group;
} else {
return NULL;
}
}
static int _active_user_load(mod_instance_t mi, user_t user) {
os_t os;
os_object_t o;
/* get their active status */
if(storage_get(user->sm->st, "active", jid_user(user->jid), NULL, &os) == st_SUCCESS && os_iter_first(os)) {
o = os_iter_object(os);
os_object_get_time(os, o, "time", &user->active);
os_free(os);
} else
/* can't load them if they're inactive */
return 1;
return 0;
}
/** Send archiving preferences */
void send_arch_prefs(mod_instance_t mi, sess_t sess, pkt_t pkt) {
module_t mod = mi->mod;
int prefs;
int archive=default_mode;
int section;
int check;
char buff[2060]; // 2048 is jid_user maximum length
char* ret_str=buff;
os_t os = NULL;
os_object_t o = NULL;
pkt_t reply;
// Create a new packet
log_debug(ZONE, "Construction of reply with current settings");
reply = pkt_create(sess->user->sm, "iq", "result", NULL, NULL);
// Defaults
log_debug(ZONE, "Getting defaults");
prefs = nad_append_elem(reply->nad, nad_add_namespace(reply->nad, archive_uri, NULL), "prefs", 2);
// Load defaults
snprintf(buff, 2060, "(jid=%s)", jid_user(sess->jid));
if((storage_get(sess->user->sm->st, tbl_name "_settings", jid_user(sess->jid), buff, &os) == st_SUCCESS) &&
(os_iter_first(os)) && ((o=os_iter_object(os))!=NULL))
os_object_get_int(os, o, "setting", &archive);
// Set defaults
switch(archive) {
case A_ALWAYS:
nad_set_attr(reply->nad, prefs, -1,"default", "always", 6);
break;
case A_ROSTER:
nad_set_attr(reply->nad, prefs, -1,"default", "roster", 6);
break;
default:
nad_set_attr(reply->nad, prefs, -1,"default", "never", 5);
break;
}
// Cleanup
if(o != NULL) {
os_object_free(o);
o=NULL;
}
if(os != NULL) {
os_free(os);
os=NULL;
}
// Always archiving
log_debug(ZONE, "Getting what to archive always");
section = nad_append_elem(reply->nad, -1, "always", 3);
if(storage_get(sess->user->sm->st, tbl_name "_settings", jid_user(sess->jid), "(setting=1)", &os) == st_SUCCESS)
if(os_iter_first(os))
do {
o = os_iter_object(os);
if((o != NULL) && (os_object_get_str(os, o, "jid", &ret_str)) && (ret_str != NULL)) {
nad_append_elem(reply->nad, -1, "jid", 4);
nad_append_cdata(reply->nad, ret_str, strlen(ret_str), 5);
}
} while(os_iter_next(os));
// Cleanup
if(o != NULL) {
os_object_free(o);
o=NULL;
}
if(os != NULL) {
os_free(os);
os=NULL;
}
// Never archiving
log_debug(ZONE, "Getting what to never archive");
section = nad_append_elem(reply->nad, -1, "never", 3);
if(storage_get(sess->user->sm->st, tbl_name "_settings", jid_user(sess->jid), "(setting=0)", &os) == st_SUCCESS)
if(os_iter_first(os))
do {
o = os_iter_object(os);
if((o != NULL) && (os_object_get_str(os, o, "jid", &ret_str)) && (ret_str != NULL)) {
nad_append_elem(reply->nad, -1, "jid", 4);
nad_append_cdata(reply->nad, ret_str, strlen(ret_str), 5);
}
} while(os_iter_next(os));
// Cleanup
if(o != NULL) {
os_object_free(o);
o=NULL;
}
if(os != NULL) {
os_free(os);
os=NULL;
}
// Send packet
pkt_id(pkt, reply);
pkt_sess(reply, sess);
pkt_free(pkt);
}
/**
* Saves packet into database.
* @param direct Direction of the message - 2 = incomming, 1 = sent
*/
mod_ret_t savepkt(pkt_t pkt, int direct) {
int body=-1, sub=-1, type=-1, arch=-1;
char *mem=NULL;
const *owner = NULL, *other = NULL;
int sz = 0;
int archive=default_mode;
char filter[2060]; // 2048 is jid_user maximum length
time_t t=0;
jid_t own_jid, other_jid;
os_t os, set_os=NULL;
os_object_t o, set_o=NULL;
// Is it a message?
log_debug(ZONE, "Testing message...");
if ( (pkt->type & pkt_MESSAGE) == 0)
return mod_PASS;
log_debug(ZONE, "It is a message...");
// 0 element is route, 1st is message, we need subelement of message
body = nad_find_elem(pkt->nad, 1, -1, "body", 1);
log_debug(ZONE, "Body is at %d", body);
sub = nad_find_elem(pkt->nad, 1, -1, "subject", 1);
log_debug(ZONE, "Subject is at %d", sub);
type = nad_find_attr(pkt->nad, 1, -1, "type", NULL);
log_debug(ZONE, "Type %d", type);
// Are these parts really interesting?
if( ( (body < 0) || (NAD_CDATA_L(pkt->nad, body) < 1) ) &&
( (sub < 0) || (NAD_CDATA_L(pkt->nad, sub ) < 1) ) )
return mod_PASS;
log_debug(ZONE, "It's meaningful message!", pkt->from);
// What direction are we talking about?
if (direct == IN_D) {
own_jid = pkt->to;
other_jid = pkt->from;
} else {
own_jid = pkt->from;
other_jid = pkt->to;
}
// Get JIDs
if(own_jid != NULL) {
owner=jid_user(own_jid);
} else {
return mod_PASS;
}
if(other_jid != NULL) {
other=jid_user(other_jid);
} else {
return mod_PASS;
}
// Check settings
// Load defaults
snprintf(filter, 2060, "(jid=%s)", owner);
if((storage_get(pkt->sm->st, tbl_name "_settings", owner, filter, &set_os) == st_SUCCESS) &&
(os_iter_first(set_os)) && ((set_o=os_iter_object(set_os))!=NULL))
os_object_get_int(set_os, set_o, "setting", &archive);
// Cleanup
if(set_o != NULL) {
os_object_free(set_o);
set_o=NULL;
}
if(set_os != NULL) {
os_free(set_os);
set_os=NULL;
}
// Load contact specific
snprintf(filter, 2060, "(jid=%s)", other);
if((storage_get(pkt->sm->st, tbl_name "_settings", owner, filter, &set_os) == st_SUCCESS) &&
(os_iter_first(set_os)) && ((set_o=os_iter_object(set_os))!=NULL))
os_object_get_int(set_os, set_o, "setting", &archive);
// Cleanup
if(set_o != NULL) {
os_object_free(set_o);
set_o=NULL;
}
if(set_os != NULL) {
os_free(set_os);
set_os=NULL;
}
// Do we need to check roster?
if(archive==A_ROSTER) {
snprintf(filter, 2060, "(jid=%s)", other);
if(storage_get(pkt->sm->st, "roster-items", owner, filter, &set_os) == st_SUCCESS)
archive=A_ALWAYS;
else
archive=A_NEVER;
if(set_os != NULL) {
os_free(set_os);
set_os=NULL;
}
}
// Decide
if(archive==A_NEVER)
return mod_PASS;
// Prepare to store them
os = os_new();
if(os == NULL) return mod_PASS;
o = os_object_new(os);
if(o == NULL) return mod_PASS;
// Real storing
log_debug(ZONE, "Saving message for %s (other party is %s)", owner, other);
// Message
// Buffer allocation
if(body > 0) {
sz = NAD_CDATA_L(pkt->nad, body) / 1024;
log_debug(ZONE, "Body size %d", NAD_CDATA_L(pkt->nad, body));
}
if(sub > 0) {
sz = max(sz, NAD_CDATA_L(pkt->nad, sub) / 1024);
log_debug(ZONE, "Subj size %d", NAD_CDATA_L(pkt->nad, sub));
}
log_debug(ZONE, "Creating buffer of size %d", sz);
mem = (char*)malloc(1024 * (sz+1));
if(mem == NULL) return mod_PASS;
log_debug(ZONE, "We got past the buffer allocation.");
// JID
os_object_put(o, "other_jid", other, os_type_STRING);
// Body
mem[0]=0;
if ( (body > 0) && (NAD_CDATA_L(pkt->nad, body) > 0) ) {
strncpy(mem, NAD_CDATA(pkt->nad, body), NAD_CDATA_L(pkt->nad, body));
mem[NAD_CDATA_L(pkt->nad, body)] = 0;
}
os_object_put(o, "message", mem, os_type_STRING);
// Subject
mem[0]=0;
if ( (sub > 0) && (NAD_CDATA_L(pkt->nad, sub ) > 0) ) {
strncpy(mem, NAD_CDATA(pkt->nad, sub), NAD_CDATA_L(pkt->nad, sub));
mem[NAD_CDATA_L(pkt->nad, sub)] = 0;
}
os_object_put(o, "subject", mem, os_type_STRING);
// Type
mem[0]=0;
if ( (type > 0) && (NAD_AVAL_L(pkt->nad, type ) > 0) ) {
strncpy(mem, NAD_AVAL(pkt->nad, type), NAD_AVAL_L(pkt->nad, type));
mem[NAD_AVAL_L(pkt->nad, type)] = 0;
}
os_object_put(o, "type", mem, os_type_STRING);
// To and from resources
os_object_put(o, "my_resource", own_jid->resource, os_type_STRING);
os_object_put(o, "other_resource", other_jid->resource, os_type_STRING);
// Time and direction
t=time(NULL);
os_object_put(o, "direct", &direct, os_type_INTEGER);
os_object_put_time(o, "time", &t);
// Message ID
if (direct == IN_D) {
arch = nad_insert_elem(pkt->nad, 1, -1, "archived", "");
nad_set_attr(pkt->nad,arch,-1,"by",jid_user(own_jid), strlen(jid_user(own_jid)));
}
set_mid(&(pkt->sm->st), &o, pkt->nad, arch);
// Save itself
storage_put(pkt->sm->st, tbl_name, owner, os);
// Cleanup
os_object_free(o);
os_free(os);
free(mem);
log_debug(ZONE, "Saved.");
return mod_PASS;
}
