static void
_handle_caps(const char *const jid, XMPPCaps *caps)
{
// hash supported, xep-0115, cache against ver
if (g_strcmp0(caps->hash, "sha-1") == 0) {
log_info("Hash %s supported", caps->hash);
if (caps->ver) {
if (caps_cache_contains(caps->ver)) {
log_info("Capabilities cache hit: %s, for %s.", caps->ver, jid);
caps_map_jid_to_ver(jid, caps->ver);
} else {
log_info("Capabilities cache miss: %s, for %s, sending service discovery request", caps->ver, jid);
char *id = create_unique_id("caps");
iq_send_caps_request(jid, id, caps->node, caps->ver);
free(id);
}
}
// unsupported hash, xep-0115, associate with JID, no cache
} else if (caps->hash) {
log_info("Hash %s not supported: %s, sending service discovery request", caps->hash, jid);
char *id = create_unique_id("caps");
iq_send_caps_request_for_jid(jid, id, caps->node, caps->ver);
free(id);
// no hash, legacy caps, cache against node#ver
} else if (caps->node && caps->ver) {
log_info("No hash specified: %s, legacy request made for %s#%s", jid, caps->node, caps->ver);
char *id = create_unique_id("caps");
iq_send_caps_request_legacy(jid, id, caps->node, caps->ver);
free(id);
} else {
log_info("No hash specified: %s, could not create ver string, not sending service discovery request.", jid);
}
}
static void
_handle_caps(xmpp_stanza_t *const stanza)
{
char *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
if (from) {
char *hash = stanza_caps_get_hash(stanza);
// hash supported xep-0115
if (g_strcmp0(hash, "sha-1") == 0) {
log_info("Hash %s supported");
char *ver = stanza_get_caps_ver(stanza);
if (ver) {
if (caps_contains(ver)) {
log_info("Capabilities cached: %s", ver);
caps_map(from, ver);
} else {
log_info("Capabilities not cached: %s, sending service discovery request", ver);
char *node = stanza_caps_get_node(stanza);
char *id = create_unique_id("caps");
iq_send_caps_request(from, id, node, ver);
free(id);
}
}
// no hash, or not supported
} else {
if (hash) {
log_info("Hash %s not supported, not sending service discovery request");
// send service discovery request, cache against from full jid
} else {
log_info("No hash specified, not sending service discovery request");
// do legacy
}
}
}
}
