void PubnubChannel::sendMessage(json_object *msg) {
pubnub_->publish(channel_, /* message */ *msg);
PubNub_sync_reply publish_reply = pubnub_sync_last_reply(sync_);
if (publish_reply.result() != PNR_OK)
throw std::logic_error("PubNub publish failure.");
std::cout << "pubnub publish ok: " << json_object_get_string(publish_reply.response()) << std::endl;
}
json_object *PubnubChannel::getMessage() {
pubnub_->subscribe(channel_);
PubNub_sync_reply subscribe_reply = pubnub_sync_last_reply(sync_);
if (subscribe_reply.result() != PNR_OK)
throw std::logic_error("PubNub subscribe failure.");
return subscribe_reply.response();
}
int
main()
{
pubnub_sync *sync = pubnub_sync_init();
PubNub p(
/* publish_key */ "demo",
/* subscribe_key */ "demo",
/* pubnub_callbacks */ &pubnub_sync_callbacks,
/* pubnub_callbacks data */ sync);
json_object *msg;
/* Publish */
msg = json_object_new_object();
json_object_object_add(msg, "num", json_object_new_int(42));
json_object_object_add(msg, "str", json_object_new_string("\"Hello, world!\" she said."));
p.publish(/* channel */ "my_channel", /* message */ *msg);
json_object_put(msg);
PubNub_sync_reply publish_reply = pubnub_sync_last_reply(sync);
if (publish_reply.result() != PNR_OK)
return EXIT_FAILURE;
std::cout << "pubnub publish ok: " << json_object_get_string(publish_reply.response()) << std::endl;
/* History */
p.history(/* channel */ "my_channel", /* #messages */ 10);
PubNub_sync_reply history_reply = pubnub_sync_last_reply(sync);
if (history_reply.result() != PNR_OK)
return EXIT_FAILURE;
std::cout << "pubnub history ok: " << json_object_get_string(history_reply.response()) << std::endl;
/* Subscribe */
do {
std::vector<std::string> channels;
channels.push_back("my_channel");
channels.push_back("demo_channel");
p.subscribe_multi(/* list of channels */ channels);
PubNub_sync_reply subscribe_reply = pubnub_sync_last_reply(sync);
if (subscribe_reply.result() != PNR_OK)
return EXIT_FAILURE;
msg = subscribe_reply.response();
if (json_object_array_length(msg) == 0) {
std::cout << "pubnub subscribe ok, no news" << std::endl;
} else {
for (int i = 0; i < json_object_array_length(msg); i++) {
json_object *msg1 = json_object_array_get_idx(msg, i);
std::cout << "pubnub subscribe ["
<< subscribe_reply.channels()[i]
<< "]: " << json_object_get_string(msg1)
<< std::endl;
}
}
sleep(1);
} while (1);
return EXIT_SUCCESS;
}
