/// <summary>
/// send http post to server
/// </summary>
/// <param name="requestUrl"></param>
/// <param name="values"></param>
/// <param name="timeOut"></param>
/// <returns>json data</returns>
public static string SendHttpPostRequest(String requestUrl, Dictionary <string, string> values, int timeOut /*milliseconds*/, bool isEncryt = true)
{
try
{
string postData = string.Empty; //format key1=value1&key2=value2
bool isTheFirst = true;
foreach (var item in values)
{
if (isTheFirst == true)
{
postData += string.Format("{0}={1}", item.Key, item.Value);
isTheFirst = false;
}
else
{
postData += string.Format("&{0}={1}", item.Key, item.Value);
}
}
if (isEncryt == true)
{
postData = CryptoAesAPI.Encrypt(postData);
}
string ss = CryptoAesAPI.Decrypt(postData);
byte[] data = Encoding.ASCII.GetBytes(postData);
WebRequest request = WebRequest.Create(requestUrl);
request.Method = "POST";
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = data.Length;
request.Timeout = timeOut;
using (var stream = request.GetRequestStream())
{
stream.Write(data, 0, data.Length);
}
var response = (HttpWebResponse)request.GetResponse();
Stream dataStream = response.GetResponseStream();
StreamReader reader = new StreamReader(dataStream);
String responseFromServer = reader.ReadToEnd();
reader.Close();
dataStream.Close();
response.Close();
return(responseFromServer);
}
catch (Exception ex)
{
return(null);
}
}
private bool ConnectServerProc(Server server, string data)
{
if (data == null)
{
Toast.ShowInThread(server.ServerName + ": " + StringResources.Find("CONNECT_SERVER_FAILED"), TOAST_LENGTH.LONG);
return(false);
}
try
{
data = CryptoAesAPI.Decrypt(data);
ConnectServerJson connectServerJson = JsonConvert.DeserializeObject <ConnectServerJson>(data);
if (connectServerJson.msgId != (int)ENUM_MSG_ID.MSG_ID_OK || connectServerJson.token == null ||
connectServerJson.listChannel == null)
{
switch (connectServerJson.msgId)
{
case (int)ENUM_MSG_ID.LOGIN_AUTH_ERROR:
Toast.ShowInThread(server.ServerName + ": " + StringResources.Find("LOGIN_SERVER_FAILED"), TOAST_LENGTH.LONG);
break;
default:
Toast.ShowInThread(server.ServerName + ": " + StringResources.Find("LOGIN_SERVER_FAILED"), TOAST_LENGTH.LONG);
//ENUM_MSG_ID msgId = (ENUM_MSG_ID)connectServerJson.msgId;
//Toast.ShowInThread(server.ServerName + ": " + msgId.ToString(), TOAST_LENGTH.LONG);
break;
}
return(false);
}
List <Channel> listChannel = new List <Channel>();
foreach (var channel in connectServerJson.listChannel)
{
channel.cameraDesc = CryptoAesAPI.ConvertAscIIToUTF8(channel.cameraDesc);
channel.cameraName = CryptoAesAPI.ConvertAscIIToUTF8(channel.cameraName);
channel.channelName = CryptoAesAPI.ConvertAscIIToUTF8(channel.channelName);
listChannel.Add(channel);
}
int serverIndex = 0;
lock (lockCS)
{
for (int i = 0; i < Global.MAX_SERVER_CONNECTING_SUPPORT; i++)
{
if (serverSiteConnectingList.ContainsKey(i) == false)
{
serverIndex = i;
serverSiteConnectingList.Add(serverIndex,
new ServerSiteConnecting(serverIndex, server, connectServerJson.token,
listChannel));
break;
}
}
}
if (ServerConnected != null)
{
ServerConnected(serverIndex, true);
}
return(true);
}
catch
{
Toast.ShowInThread(server.ServerName + ": " + StringResources.Find("CONNECT_SERVER_FAILED"), TOAST_LENGTH.LONG);
return(false);
}
}
