END_TEST
START_TEST (test_cometd_is_meta_channel)
{
fail_unless(cometd_is_meta_channel("/meta/*"));
fail_unless(cometd_is_meta_channel("/meta/connect"));
fail_if(cometd_is_meta_channel("/foo"));
fail_if(cometd_is_meta_channel(NULL));
}
int
cometd_unsubscribe(const cometd* h, cometd_subscription* s)
{
g_return_val_if_fail(s != NULL, ECOMETD_UNKNOWN);
g_return_val_if_fail(s->channel != NULL, ECOMETD_UNKNOWN);
const char* channel = s->channel;
int code = ECOMETD_UNKNOWN;
JsonNode* node;
/*
We can't unsubscribe from a remote meta channel and we only
want to remotely unsubscribe if this is the last remaining
listener.
*/
if (cometd_is_meta_channel(channel) == FALSE && cometd_listener_count(h, channel) == 1)
{
JsonNode* node = cometd_new_unsubscribe_message(h, channel);
if (node != NULL)
{
code = cometd_transport_send(h, node);
json_node_free(node);
}
}
// don't remove the local listener if the remote call failed
if (code != COMETD_SUCCESS)
code = cometd_remove_listener(h, s);
return code;
}
cometd_subscription*
cometd_subscribe(const cometd* h,
char* channel,
cometd_callback handler)
{
int code = COMETD_SUCCESS;
cometd_subscription* s = NULL;
if (cometd_is_meta_channel(channel) == FALSE)
{
JsonNode* node = cometd_new_subscribe_message(h, channel);
if (node != NULL)
{
code = cometd_transport_send(h, node);
json_node_free(node);
}
}
if (code == COMETD_SUCCESS)
s = cometd_add_listener(h, channel, handler);
return s;
}
