private void SendTelegramAlert(AlertEventArgs e)
{
TelegramBot bot = new TelegramBot();
StringBuilder Areas = new StringBuilder();
foreach (var alert in e.Alert.data)
{
Areas.Append(alert + "\n");
}
bot.Message = String.Format("{0}\n{1}\n{2}", e.Alert.title, e.AlertDate.ToString("dd/MM/yyyy HH:mm"), Areas);
bot.SendMessage();
try
{
bot.Dispose();
}
catch { }
}
//When there is alert, event is rising and you will catch it here
void _listener_OnAlert(object sender, AlertEventArgs e)
{
if (IsMqttEnabled)
{
PublishMqttTopic(e);
}
if (IsTelegramEnabled)
{
SendTelegramAlert(e);
}
if (IsUdpEnabled)
{
SendUpdAlert(e);
}
}
void timer_Tick(object sender, EventArgs e)
{
using (var _webClient = new WebClient())
{
try
{
//Setting The Http Headers needed to make successful request
_webClient.Headers.Add("Referer", "https://www.oref.org.il/");
//Using User-Agent Header as Chrome Web Browser ontop of Windows 10
_webClient.Headers.Add("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.97 Safari/537.36");
_webClient.Headers.Add("X-Requested-With", "XMLHttpRequest");
_webClient.Encoding = Encoding.UTF8;
var jsonResult = _webClient.DownloadString(this.OrefApiUrl);
//If there is no alert, the json response is Empty
if (!String.IsNullOrEmpty(jsonResult))
{
//Deserializing Json Result into Alert Object
Alert alert = JsonConvert.DeserializeObject <Alert>(jsonResult);
bool AlertFired = alerts.Any(item => item.id == alert.id);
//if someone registerd to OnAlert Event, rise it
if (this.OnAlert != null && !AlertFired)
{
AlertEventArgs args = new AlertEventArgs(alert, DateTime.Now);
this.OnAlert(this, args);
alerts.Add(alert);
}
}
}
catch (Exception ex)
{
Logger(ex);
//In case there is a response error or Exception sleep for 3 seconds and than retry.
Thread.Sleep(3000);
}
}
}
private void SendUpdAlert(AlertEventArgs e)
{
try
{
Socket sock = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
IPAddress serverAddr = IPAddress.Parse(ConfigurationManager.AppSettings["UdpAddress"]);
IPEndPoint endPoint = new IPEndPoint(serverAddr, int.Parse(ConfigurationManager.AppSettings["UdpPort"]));
string City = ConfigurationManager.AppSettings["City"];
StringBuilder Areas = new StringBuilder();
foreach (var alert in e.Alert.data)
{
if (City == alert)
{
byte[] send_buffer = Encoding.ASCII.GetBytes("RedAlert\n");
sock.SendTo(send_buffer, endPoint);
}
}
sock.Close();
}
catch (Exception ex)
{
this.Logger(ex);
}
}
private void PublishMqttTopic(AlertEventArgs e)
{
_mqttPublisher.Publish(e.Alert);
}