/**
* _subscribe - Private Interface
*
* @param Dictionary<string, object> args
* args is channel name and Procedure function callback and timetoken
*
*/
private void _subscribe(Dictionary<string, object> args)
{
Procedure callback = null, connect_cb, disconnect_cb, reconnect_cb, error_cb;
clsPubnubCrypto pc = new clsPubnubCrypto(this.CIPHER_KEY);
object timetoken = args["timestamp"];
string channel = args["channel"].ToString();
// Validate Arguments
if (args["callback"] != null)
{
callback = (Procedure)args["callback"];
}
else
{
Console.WriteLine("Invalid Callback.");
}
if(args.ContainsKey("connect_cb") && args["connect_cb"] != null)
connect_cb = (Procedure)args["connect_cb"];
else
connect_cb = new Procedure(doNothing);
if (args.ContainsKey("disconnect_cb") && args["disconnect_cb"] != null)
disconnect_cb = (Procedure)args["disconnect_cb"];
else
disconnect_cb = new Procedure(doNothing);
if (args.ContainsKey("reconnect_cb") && args["reconnect_cb"] != null)
reconnect_cb = (Procedure)args["reconnect_cb"];
else
reconnect_cb = new Procedure(doNothing);
if (args.ContainsKey("error_cb") && args["error_cb"] != null)
error_cb = (Procedure)args["error_cb"];
else
error_cb = (Procedure)args["callback"];
if (channel == null || channel =="")
{
error_cb("Invalid Channel.");
return;
}
// Ensure Single Connection
if (subscriptions != null && subscriptions.Count > 0)
{
bool channel_exist = false;
foreach (Channel_status cs in subscriptions)
{
if (cs.channel == channel)
{
channel_exist = true;
break;
}
}
if (!channel_exist)
{
Channel_status cs = new Channel_status();
cs.channel = channel;
cs.connected = true;
subscriptions.Add(cs);
}
else
{
error_cb("Already Connected");
return;
}
}
else
{
// New Channel
Channel_status cs = new Channel_status();
cs.channel = channel;
cs.connected = true;
subscriptions = new List<Channel_status>();
subscriptions.Add(cs);
}
bool is_reconnected = false;
// Begin Recusive Subscribe
while (true)
{
// Begin Recursive Subscribe
try
{
// Build URL
List<string> url = new List<string>();
url.Add("subscribe");
url.Add(this.SUBSCRIBE_KEY);
url.Add(channel);
url.Add("0");
url.Add(timetoken.ToString());
// Stop Connection?
bool is_disconnect = false;
foreach (Channel_status cs in subscriptions)
{
if (cs.channel == channel)
{
if (!cs.connected)
{
disconnect_cb("Disconnected to channel : " + channel);
is_disconnect = true;
break;
}
}
}
if (is_disconnect)
return;
// Wait for Message
List<object> response = _request(url);
// Stop Connection?
foreach (Channel_status cs in subscriptions)
{
if (cs.channel == channel)
{
if (!cs.connected)
{
disconnect_cb("Disconnected to channel : " + channel);
is_disconnect = true;
break;
}
}
}
if (is_disconnect)
return;
// Problem?
if (response == null || response[1].ToString() == "0")
{
for (int i = 0; i < subscriptions.Count(); i++)
{
Channel_status cs = subscriptions[i];
if (cs.channel == channel)
{
subscriptions.RemoveAt(i);
disconnect_cb("Disconnected to channel : " + channel);
}
}
// Ensure Connected (Call Time Function)
while (true)
{
string time_token = Time().ToString();
if (time_token == "0")
{
// Reconnect Callback
reconnect_cb("Reconnecting to channel : " + channel);
Thread.Sleep(5000);
}
else
{
is_reconnected = true;
break;
}
}
if (is_reconnected)
{
break;
}
}
else
{
foreach (Channel_status cs in subscriptions)
{
if (cs.channel == channel)
{
// Connect Callback
if (!cs.first)
{
cs.first = true;
connect_cb("Connected to channel : " + channel);
break;
}
}
}
}
// Update TimeToken
if (response[1].ToString().Length > 0)
timetoken = (object)response[1];
// Run user Callback and Reconnect if user permits.
object message = "";
JArray val = (JArray)response[0];
for (int i = 0; i < val.Count; i++)
{
if (this.CIPHER_KEY.Length > 0)
{
if (val[i].Type == JTokenType.String)
{
message = pc.decrypt((string)val[i]);
}
else if (val[i].Type == JTokenType.Object)
{
message = pc.decrypt((JObject)val[i]);
}
else if (val[i].Type == JTokenType.Array)
{
message = pc.decrypt((JArray)val[i]);
}
}
else
{
message = val[i];
}
if (!callback(message)) return;
}
}
catch
{
System.Threading.Thread.Sleep(1000);
}
}
if (is_reconnected)
{
// Reconnect Callback
args["channel"] = channel;
args["callback"] = callback;
args["timestamp"] = timetoken;
this._subscribe(args);
}
}
/**
* _subscribe - Private Interface
*
* @param Dictionary<string, object> args
* args is channel name and Procedure function callback and timetoken
*
*/
private void _subscribe(Dictionary <string, object> args)
{
bool is_disconnect = false;
bool is_alreadyConnect = false;
Procedure callback = null, connect_cb, disconnect_cb, reconnect_cb, error_cb;
clsPubnubCrypto pc = new clsPubnubCrypto(this.CIPHER_KEY);
object timetoken = args["timestamp"];
string channel = args["channel"].ToString();
// Validate Arguments
if (args["callback"] != null)
{
callback = (Procedure)args["callback"];
}
else
{
Console.WriteLine("Invalid Callback.");
}
if (args.ContainsKey("connect_cb") && args["connect_cb"] != null)
{
connect_cb = (Procedure)args["connect_cb"];
}
else
{
connect_cb = new Procedure(doNothing);
}
if (args.ContainsKey("disconnect_cb") && args["disconnect_cb"] != null)
{
disconnect_cb = (Procedure)args["disconnect_cb"];
}
else
{
disconnect_cb = new Procedure(doNothing);
}
if (args.ContainsKey("reconnect_cb") && args["reconnect_cb"] != null)
{
reconnect_cb = (Procedure)args["reconnect_cb"];
}
else
{
reconnect_cb = new Procedure(doNothing);
}
if (args.ContainsKey("error_cb") && args["error_cb"] != null)
{
error_cb = (Procedure)args["error_cb"];
}
else
{
error_cb = (Procedure)args["callback"];
}
if (channel == null || channel == "")
{
error_cb("Invalid Channel.");
return;
}
// Ensure Single Connection
if (subscriptions != null && subscriptions.Count > 0)
{
bool channel_exist = false;
foreach (Channel_status cs in subscriptions)
{
if (cs.channel == channel)
{
channel_exist = true;
if (!cs.connected)
{
cs.connected = true;
}
else
{
is_alreadyConnect = true;
}
break;
}
}
if (!channel_exist)
{
Channel_status cs = new Channel_status();
cs.channel = channel;
cs.connected = true;
subscriptions.Add(cs);
}
else if (is_alreadyConnect)
{
error_cb("Already Connected");
return;
}
}
else
{
// New Channel
Channel_status cs = new Channel_status();
cs.channel = channel;
cs.connected = true;
subscriptions = new List <Channel_status>();
subscriptions.Add(cs);
}
bool is_reconnected = false;
// Begin Recusive Subscribe
while (true)
{
// Begin Recursive Subscribe
try
{
// Build URL
List <string> url = new List <string>();
url.Add("subscribe");
url.Add(this.SUBSCRIBE_KEY);
url.Add(channel);
url.Add("0");
url.Add(timetoken.ToString());
// Stop Connection?
is_disconnect = false;
foreach (Channel_status cs in subscriptions)
{
if (cs.channel == channel)
{
if (!cs.connected)
{
disconnect_cb("Disconnected to channel : " + channel);
is_disconnect = true;
break;
}
}
}
if (is_disconnect)
{
return;
}
// Wait for Message
List <object> response = _request(url);
// Stop Connection?
foreach (Channel_status cs in subscriptions)
{
if (cs.channel == channel)
{
if (!cs.connected)
{
disconnect_cb("Disconnected to channel : " + channel);
is_disconnect = true;
break;
}
}
}
if (is_disconnect)
{
return;
}
// Problem?
if (response == null || response[1].ToString() == "0")
{
for (int i = 0; i < subscriptions.Count(); i++)
{
Channel_status cs = subscriptions[i];
if (cs.channel == channel)
{
subscriptions.RemoveAt(i);
disconnect_cb("Disconnected to channel : " + channel);
}
}
// Ensure Connected (Call Time Function)
while (true)
{
string time_token = Time().ToString();
if (time_token == "0")
{
// Reconnect Callback
reconnect_cb("Reconnecting to channel : " + channel);
Thread.Sleep(5000);
}
else
{
is_reconnected = true;
break;
}
}
if (is_reconnected)
{
break;
}
}
else
{
foreach (Channel_status cs in subscriptions)
{
if (cs.channel == channel)
{
// Connect Callback
if (!cs.first)
{
cs.first = true;
connect_cb("Connected to channel : " + channel);
break;
}
}
}
}
// Update TimeToken
if (response[1].ToString().Length > 0)
{
timetoken = (object)response[1];
}
// Run user Callback and Reconnect if user permits.
object message = "";
JArray val = (JArray)response[0];
for (int i = 0; i < val.Count; i++)
{
if (this.CIPHER_KEY.Length > 0)
{
if (val[i].Type == JTokenType.String)
{
message = pc.decrypt((string)val[i]);
}
else if (val[i].Type == JTokenType.Object)
{
message = pc.decrypt((JObject)val[i]);
}
else if (val[i].Type == JTokenType.Array)
{
message = pc.decrypt((JArray)val[i]);
}
}
else
{
message = val[i];
}
if (!callback(message))
{
return;
}
}
}
catch
{
System.Threading.Thread.Sleep(1000);
}
}
if (is_reconnected)
{
// Reconnect Callback
args["channel"] = channel;
args["callback"] = callback;
args["timestamp"] = timetoken;
this._subscribe(args);
}
}
