private static bool PostX(string rqURL, string data, out string result, int timeout)
{
try
{
result = "";
var rootURL = WMSDeviceConfig.GetString("WebApp", "http://localhost");
var device = WMSDeviceConfig.GetString("ID", "");
var url = RandomizeURL(rootURL + "/Services/Device/?" + rqURL + "&device=" + device);
var startedAt = DateTime.Now;
try
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "POST";
request.Timeout = timeout;
var buffer = Encoding.UTF8.GetBytes(data);
request.ContentLength = buffer.Length;
var rqStream = request.GetRequestStream();
rqStream.Write(buffer, 0, buffer.Length);
rqStream.Close();
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
var ms = new MemoryStream();
using (var receiveStream = response.GetResponseStream())
{
Encoding encode = System.Text.Encoding.GetEncoding("utf-8");
using (StreamReader readStream = new StreamReader(receiveStream, encode))
{
Char[] read = new Char[x16kb];
int count = readStream.Read(read, 0, x16kb);
while (count > 0)
{
String str = new String(read, 0, count);
result += str;
count = readStream.Read(read, 0, x16kb);
}
return(true);
}
}
}
}
finally
{
Log.Write(new LogEntry("END REQUEST: [Device/Post] '" + url + "';" + (DateTime.Now - startedAt).TotalMilliseconds.ToString()));
}
}
catch (Exception ex)
{
Services.ReportException(ex);
result = ex.Message;
return(false);
}
}
private static bool Ping(int waitSec, out string result)
{
try
{
result = "";
var rootURL = WMSDeviceConfig.GetString("WebApp", "http://localhost");
var device = WMSDeviceConfig.GetString("ID", "");
var url = RandomizeURL(rootURL + "/Services/Device/?mode=ping&device=" + device);
var startedAt = DateTime.Now;
try
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "GET";
request.Timeout = waitSec * 1000;
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
var ms = new MemoryStream();
using (var receiveStream = response.GetResponseStream())
{
Encoding encode = System.Text.Encoding.GetEncoding("utf-8");
using (StreamReader readStream = new StreamReader(receiveStream, encode))
{
Char[] read = new Char[x16kb];
int count = readStream.Read(read, 0, x16kb);
while (count > 0)
{
String str = new String(read, 0, count);
result += str;
count = readStream.Read(read, 0, x16kb);
}
return(true);
}
}
}
}
finally
{
Log.Write(new LogEntry("END REQUEST: [Device/Ping] '" + url + "';" + (DateTime.Now - startedAt).TotalMilliseconds.ToString()));
}
}
catch (Exception ex)
{
result = ex.Message;
return(false);
}
}
private static GenericReader Instantiate()
{
//Log.Write(new LogEntry("GenericReader: ScannerFactory.Instantiate"));
String driverType = WMSDeviceConfig.GetString("ScannerType", "");
//Log.Write(new LogEntry("GenericReader: ScannerFactory.Instantiate DriverType=" + driverType));
switch (driverType.Trim().ToUpper())
{
case "SYMBOL":
return((GenericReader)(new SymbolReader()));
case "HONEYWELL":
return((GenericReader)(new HoneywellReader()));
}
return(null);
}
public static void WaitForPing()
{
lock (pingLock)
{
if (DateTime.Now <= skipPingsUntil)
{
return;
}
var waitFor = TimeSpan.FromMinutes(5);
var waitForMs = Convert.ToInt32(waitFor.TotalMilliseconds);
var waitUntil = DateTime.Now.Add(waitFor);
WaitForm wf = null;
try
{
var result = "";
var waitSec = 2;
while (DateTime.Now < waitUntil)
{
waitSec++;
if (waitSec > 5)
{
waitSec = 2;
}
if (wf != null)
{
var perc = (waitForMs - Convert.ToInt32((waitUntil - DateTime.Now).TotalMilliseconds)) * 100 / waitForMs;
// wf.Done(perc);
//waitform
// Application.DoEvents();
// Application.do events
Thread.Sleep(waitSec * 100);
}
if (Ping(waitSec, out result))
{
if (result == "OK!")
{
skipPingsUntil = DateTime.Now.AddSeconds(15);
return;
}
}
else
{
if (wf == null)
{
wf = new WaitForm();
// wf.Start("Čakam na vzpostavitev povezave do strežnika...");
}
}
}
var rootURL = WMSDeviceConfig.GetString("WebApp", "http://localhost");
throw new ApplicationException("Dlančnik ima težave z vzpostavitvijo povezave do strežnika (" + rootURL + ")! Napaka: " + result);
}
finally
{
if (wf != null)
{
// wf.Stop();
}
}
}
}
