SMING Scan networks polling

gistfile1.txt

static BssList networks;
static bool scanning = false;

void networkScanCompleted(bool succeeded, BssList list)
{
	if (succeeded)
	{
		networks.clear();
		for (int i = 0; i < list.count(); i++)
			if (!list[i].hidden && list[i].ssid.length() > 0)
				networks.add(list[i]);
	}
	networks.sort([](const BssInfo& a, const BssInfo& b){ return b.rssi - a.rssi; } );
	scanning = false;
}

void onNetworks(HttpRequest &request, HttpResponse &response)
{

	if(!authenticated(request, response)) return;
	JsonObjectStream* stream = new JsonObjectStream();
	JsonObject& json = stream->getRoot();

	bool error = false;

	if (request.getRequestMethod() == RequestMethod::POST)
	{
		String body = request.getBody();
		if ( body == NULL || body.length() > 64)
		{
			json["error"] = "bad request";
			return;
		}
		else
		{
			StaticJsonBuffer<64> jsonBuffer;
			JsonObject& root = jsonBuffer.parseObject(body);
			if (root["cmd"].success()) {

				if(!scanning) {
					scanNetworks();
				}
				json["success"] = (bool)true;
			} else {
				error = true;
				json["error"] = "bad request";
			}

		}
	} else {
		if(scanning) {
			json["scanning"] = true;
		} else {
			json["scanning"] = false;
			JsonArray& netlist = json.createNestedArray("available");
			for (int i = 0; i < networks.count(); i++)
			{
				if (networks[i].hidden) continue;
				JsonObject &item = netlist.createNestedObject();
				item["id"] = (int)networks[i].getHashId();
				item["title"] = networks[i].ssid;
				item["signal"] = networks[i].rssi;
				item["encryption"] = networks[i].getAuthorizationMethodName();
				//limit to max 25 networks
				if (i >= 25) break;
			}
		}
	}
	response.setAllowCrossDomainOrigin("*");
	response.sendJsonObject(stream);
}

void scanNetworks() {
	scanning = true;
	WifiStation.startScan(networkScanCompleted);
}

void startWebServer()
{
	server.listen(80);
	server.addPath("/networks", onNetworks);
}

void init()
{ 
  //add your init stuff
}