Files
Essentials/Essentials Devices Common/Essentials Devices Common/VC/CiscoCodec/CiscoCodec.cs

642 lines
23 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Crestron.SimplSharp;
using Crestron.SimplSharp.Net.Https;
using Crestron.SimplSharp.CrestronXml;
using Crestron.SimplSharp.CrestronXml.Serialization;
using Newtonsoft.Json;
using Cisco_One_Button_To_Push;
using Cisco_SX80_Corporate_Phone_Book;
using PepperDash.Core;
using PepperDash.Essentials.Core;
namespace PepperDash.Essentials.Devices.Common.VideoCodec.Cisco
{
enum eCommandType { SessionStart, SessionEnd, Command, GetStatus, GetConfiguration };
public class CiscoCodec : VideoCodecBase
{
public IBasicCommunication Communication { get; private set; }
public CommunicationGather PortGather { get; private set; }
public CommunicationGather JsonGather { get; private set; }
public StatusMonitorBase CommunicationMonitor { get; private set; }
private CiscoOneButtonToPush CodecObtp;
private Corporate_Phone_Book PhoneBook;
private CiscoCodecConfiguration.RootObject CodecConfiguration;
private CiscoCodecStatus.RootObject CodecStatus;
protected override Func<int> VolumeLevelFeedbackFunc
{
get
{
return () => CodecStatus.Status.Audio.Volume.IntValue;
}
}
//private HttpsClient Client;
//private HttpApiServer Server;
//private int ServerPort;
//private string CodecUrl;
//private string HttpSessionId;
//private string FeedbackRegistrationExpression;
private string CliFeedbackRegistrationExpression;
private CodecSyncState SyncState;
private StringBuilder JsonMessage;
private bool JsonFeedbackMessageIsIncoming;
string Delimiter = "\r\n";
// Constructor for IBasicCommunication
public CiscoCodec(string key, string name, IBasicCommunication comm, int serverPort)
: base(key, name)
{
Communication = comm;
SyncState = new CodecSyncState(key + "--sync");
PortGather = new CommunicationGather(Communication, "\r\n");
PortGather.IncludeDelimiter = true;
PortGather.LineReceived += this.Port_LineReceived;
//JsonGather = new CommunicationGather(Communication, "}\r\n\r\n");
//JsonGather.IncludeDelimiter = true;
//JsonGather.LineReceived += new EventHandler<GenericCommMethodReceiveTextArgs>(JsonGather_LineReceived);
Communication.TextReceived += new EventHandler<GenericCommMethodReceiveTextArgs>(Communication_TextReceived);
//ServerPort = serverPort;
CodecObtp = new CiscoOneButtonToPush();
PhoneBook = new Corporate_Phone_Book();
CodecConfiguration = new CiscoCodecConfiguration.RootObject();
CodecStatus = new CiscoCodecStatus.RootObject();
CodecStatus.Status.Audio.Volume.ValueChangedAction = VolumeLevelFeedback.FireUpdate;
//Client = new HttpsClient();
//Server = new HttpApiServer();
}
/// <summary>
/// Starts the HTTP feedback server and syncronizes state of codec
/// </summary>
/// <returns></returns>
public override bool CustomActivate()
{
CrestronConsole.AddNewConsoleCommand(SendText, "send" + Key, "", ConsoleAccessLevelEnum.AccessOperator);
Communication.Connect();
var socket = Communication as ISocketStatus;
if (socket != null)
{
socket.ConnectionChange += new EventHandler<GenericSocketStatusChageEventArgs>(socket_ConnectionChange);
}
Debug.Console(1, this, "Starting Cisco API Server");
//Server.Start(ServerPort);
//Server.ApiRequest += new EventHandler<Crestron.SimplSharp.Net.Http.OnHttpRequestArgs>(Server_ApiRequest);
//CodecUrl = string.Format("http://{0}", (Communication as GenericSshClient).Hostname);
CommunicationMonitor = new GenericCommunicationMonitor(this, Communication, 2000, 120000, 300000, "xStatus SystemUnit Software Version\r");
DeviceManager.AddDevice(CommunicationMonitor);
//Client = new HttpsClient();
//Client.Verbose = true;
//Client.KeepAlive = true;
// Temp feedback registration
//FeedbackRegistrationExpression =
// "<Command><HttpFeedback><Register command=\"True\"><FeedbackSlot>1</FeedbackSlot>" +
// string.Format("<ServerUrl>http://{0}:{1}/cisco/api</ServerUrl>", CrestronEthernetHelper.GetEthernetParameter(CrestronEthernetHelper.ETHERNET_PARAMETER_TO_GET.GET_CURRENT_IP_ADDRESS, 0), ServerPort) +
// "<Format>JSON</Format>" +
// "<Expression item=\"1\">/Configuration</Expression>" +
// "<Expression item=\"2\">/Event/CallDisconnect</Expression>" +
// "<Expression item=\"3\">/Status/Call</Expression>" +
// "</Register>" +
// "</HttpFeedback>" +
// "</Command>";
string prefix = "xFeedback register ";
CliFeedbackRegistrationExpression =
prefix + "/Configuration" + Delimiter +
prefix + "/Status/Audio" + Delimiter +
prefix + "/Status/Call" + Delimiter +
prefix + "/Status/Cameras/SpeakerTrack" + Delimiter +
prefix + "/Status/RoomAnalytics" + Delimiter +
prefix + "/Status/Standby" + Delimiter +
prefix + "/Status/Video/Selfview" + Delimiter +
prefix + "/Bookings" + Delimiter +
prefix + "/Event/CallDisconnect" + Delimiter;
//StartHttpsSession();
//CodecObtp.Initialize();
//CodecObtp.GetMeetings();
//PhoneBook.DownloadPhoneBook(Corporate_Phone_Book.ePhoneBookLocation.Corporate);
return base.CustomActivate();
}
void socket_ConnectionChange(object sender, GenericSocketStatusChageEventArgs e)
{
// Reset sync status on disconnect
if (!e.Client.IsConnected)
SyncState.CodecDisconnected();
}
/// <summary>
/// Gathers responses from the codec (including the delimiter. Responses are checked to see if they contain JSON data and if so, the data is collected until a complete JSON
/// message is received before forwarding the message to be deserialized.
/// </summary>
/// <param name="dev"></param>
/// <param name="args"></param>
void Port_LineReceived(object dev, GenericCommMethodReceiveTextArgs args)
{
if (Debug.Level == 1)
{
if(!JsonFeedbackMessageIsIncoming)
Debug.Console(1, this, "RX: '{0}'", args.Text);
}
if (args.Text == "{" + Delimiter) // Check for the beginning of a new JSON message
{
JsonFeedbackMessageIsIncoming = true;
Debug.Console(1, this, "Incoming JSON message...");
JsonMessage = new StringBuilder();
}
else if (args.Text == "}" + Delimiter) // Check for the end of a JSON message
{
JsonFeedbackMessageIsIncoming = false;
JsonMessage.Append(args.Text);
Debug.Console(1, this, "Complete JSON Received:\n{0}", JsonMessage.ToString());
// Forward the complete message to be deserialized
DeserializeResponse(JsonMessage.ToString());
return;
}
if(JsonFeedbackMessageIsIncoming)
{
JsonMessage.Append(args.Text);
//Debug.Console(1, this, "Building JSON:\n{0}", JsonMessage.ToString());
return;
}
if (!SyncState.InitialSyncComplete)
{
switch (args.Text.Trim())
{
case "*r Login successful":
{
SendText("xPreferences outputmode json");
break;
}
case "xPreferences outputmode json":
{
if(!SyncState.InitialStatusMessageWasReceived)
SendText("xStatus");
break;
}
case "xFeedback register":
{
SyncState.FeedbackRegistered();
break;
}
}
}
}
void JsonGather_LineReceived(object sender, GenericCommMethodReceiveTextArgs e)
{
//Debug.Console(1, this, "JSON repsonse length: {0}", e.Text.Length);
var startPos = e.Text.IndexOf("{");
var json = e.Text.Substring(startPos, e.Text.Length - startPos);
//Debug.Console(1, this, "First curly brace found at position {0}. Substring will start at position {1} and continue for {2} characters", startPos, startPos, e.Text.Length - startPos);
Debug.Console(1, this, "JSON received:\n{0}", json);
DeserializeResponse(json);
}
public void SendText(string command)
{
Debug.Console(1, this, "Sending: '{0}'", command);
Communication.SendText(command + "\x0d\x0a");
}
//private void StartHttpsSession()
//{
// SendHttpCommand("", eCommandType.SessionStart);
//}
//private void EndHttpsSession()
//{
// SendHttpCommand("", eCommandType.SessionEnd);
//}
//private void SendHttpCommand(string command, eCommandType commandType)
//{
// //HttpsClientRequest request = new HttpsClientRequest();
// //string urlSuffix = null;
// //Client.UserName = null;
// //Client.Password = null;
// //Client.PeerVerification = false;
// //Client.HostVerification = false;
// //request.RequestType = RequestType.Post;
// //if(!string.IsNullOrEmpty(HttpSessionId))
// // request.Header.SetHeaderValue("Cookie", HttpSessionId);
// //switch (commandType)
// //{
// // case eCommandType.Command:
// // {
// // urlSuffix = "/putxml";
// // request.ContentString = command;
// // request.Header.SetHeaderValue("Content-Type", "text/xml");
// // break;
// // }
// // case eCommandType.SessionStart:
// // {
// // urlSuffix = "/xmlapi/session/begin";
// // Client.UserName = (Communication as GenericSshClient).Username;
// // Client.Password = (Communication as GenericSshClient).Password;
// // break;
// // }
// // case eCommandType.SessionEnd:
// // {
// // urlSuffix = "/xmlapi/session/end";
// // request.Header.SetHeaderValue("Cookie", HttpSessionId);
// // break;
// // }
// // case eCommandType.GetStatus:
// // {
// // request.RequestType = RequestType.Get;
// // request.Header.SetHeaderValue("Content-Type", "text/xml");
// // urlSuffix = "/getxml?location=/Status";
// // break;
// // }
// // case eCommandType.GetConfiguration:
// // {
// // request.RequestType = RequestType.Get;
// // request.Header.SetHeaderValue("Content-Type", "text/xml");
// // urlSuffix = "/getxml?location=/Configuration";
// // break;
// // }
// //}
// //var requestUrl = CodecUrl + urlSuffix;
// //request.Header.RequestVersion = "HTTP/1.1";
// //request.Url.Parse(requestUrl);
// //Debug.Console(1, this, "Sending HTTP request to Cisco Codec at {0}\nHeader:\n{1}\nContent:\n{2}", requestUrl, request.Header, request.ContentString);
// //Client.DispatchAsync(request, PostConnectionCallback);
//}
//void PostConnectionCallback(HttpsClientResponse resp, HTTPS_CALLBACK_ERROR err)
//{
// //try
// //{
// // if (resp != null)
// // {
// // if (resp.Code == 200)
// // {
// // Debug.Console(1, this, "Http Post to Cisco Codec Successful. Code: {0}\nContent: {1}", resp.Code, resp.ContentString);
// // if (resp.ContentString.IndexOf("<HttpFeedbackRegisterResult status=\"OK\">") > 1)
// // {
// // // Get the initial configruation for sync purposes
// // SendHttpCommand("", eCommandType.GetConfiguration);
// // }
// // else
// // {
// // try
// // {
// // if (resp.ContentString.IndexOf("</Configuration>") > -1)
// // {
// // XmlReaderSettings settings = new XmlReaderSettings();
// // XmlReader reader = new XmlReader(resp.ContentString, settings);
// // CodecConfiguration = CrestronXMLSerialization.DeSerializeObject<CiscoCodecConfiguration.RootObject>(reader);
// // //Debug.Console(1, this, "Product Name: {0} Software Version: {1} ApiVersion: {2}", CodecConfiguration.Configuration.Product, CodecConfiguration.Version, CodecConfiguration.ApiVersion);
// // // Get the initial status for sync purposes
// // SendHttpCommand("", eCommandType.GetStatus);
// // }
// // else if (resp.ContentString.IndexOf("</Status>") > -1)
// // {
// // XmlReaderSettings settings = new XmlReaderSettings();
// // XmlReader reader = new XmlReader(resp.ContentString, settings);
// // CodecStatus = CrestronXMLSerialization.DeSerializeObject<CiscoCodecStatus.RootObject>(reader);
// // //Debug.Console(1, this, "Product Name: {0} Software Version: {1} ApiVersion: {2} Volume: {3}", CodecStatus.Product, CodecStatus.Version, CodecStatus.ApiVersion, CodecStatus.Audio.Volume);
// // }
// // }
// // catch (Exception ex)
// // {
// // Debug.Console(1, this, "Error Deserializing XML document from codec: {0}", ex);
// // }
// // }
// // }
// // else if (resp.Code == 204)
// // {
// // Debug.Console(1, this, "Response Code: {0}\nHeader:\n{1}Content:\n{1}", resp.Code, resp.Header, resp.ContentString);
// // HttpSessionId = resp.Header.GetHeaderValue("Set-Cookie");
// // //var chunks = HttpSessionId.Split(';');
// // //HttpSessionId = chunks[0];
// // //HttpSessionId = HttpSessionId.Substring(HttpSessionId.IndexOf("=") + 1);
// // // Register for feedbacks once we have a valid session
// // SendHttpCommand(FeedbackRegistrationExpression, eCommandType.Command);
// // }
// // else
// // {
// // Debug.Console(1, this, "Response Code: {0}\nHeader:\n{1}Content:\n{1}Err:\n{2}", resp.Code, resp.Header, resp.ContentString, err);
// // }
// // }
// // else
// // Debug.Console(1, this, "Null response received from server");
// //}
// //catch (Exception e)
// //{
// // Debug.Console(1, this, "Error Initializing HTTPS Client: {0}", e);
// //}
//}
//void Server_ApiRequest(object sender, Crestron.SimplSharp.Net.Http.OnHttpRequestArgs e)
//{
// Debug.Console(1, this, "Api Reqeust from Codec: {0}", e.Request.ContentString);
// e.Response.Code = 200;
// e.Response.ContentString = "OK";
// DeserializeResponse(e.Request.ContentString);
//}
void DeserializeResponse(string response)
{
try
{
// Serializer settings. We want to ignore null values and mising members
JsonSerializerSettings settings = new JsonSerializerSettings();
settings.NullValueHandling = NullValueHandling.Ignore;
settings.MissingMemberHandling = MissingMemberHandling.Ignore;
settings.ObjectCreationHandling = ObjectCreationHandling.Auto;
if (response.IndexOf("\"Status\":{") > -1)
{
JsonConvert.PopulateObject(response, CodecStatus);
if (!SyncState.InitialStatusMessageWasReceived)
{
SyncState.InitialStatusMessageReceived();
if(!SyncState.InitialConfigurationMessageWasReceived)
SendText("xConfiguration");
}
}
else if (response.IndexOf("\"Configuration\":{") > -1)
{
JsonConvert.PopulateObject(response, CodecConfiguration);
if (!SyncState.InitialConfigurationMessageWasReceived)
{
SyncState.InitialConfigurationMessageReceived();
if (!SyncState.FeedbackWasRegistered)
{
SendText(CliFeedbackRegistrationExpression);
}
}
}
}
catch (Exception ex)
{
Debug.Console(1, this, "Error Deserializing feedback from codec: {0}", ex);
}
}
void Communication_TextReceived(object sender, GenericCommMethodReceiveTextArgs e)
{
//CodecObtp.
}
public override void ExecuteSwitch(object selector)
{
throw new NotImplementedException();
}
protected override Func<bool> InCallFeedbackFunc { get { return () => false; } }
protected override Func<bool> IncomingCallFeedbackFunc { get { return () => false; } }
protected override Func<bool> TransmitMuteFeedbackFunc { get { return () => false; } }
protected override Func<bool> ReceiveMuteFeedbackFunc { get { return () => false; } }
protected override Func<bool> PrivacyModeFeedbackFunc { get { return () => false; } }
public override void Dial(string s)
{
SendText(string.Format("xCommand Dial Number: {0}", s));
}
public override void EndCall()
{
//SendText(string.Format("xCommand Accept CallId: {0}", CodecStatus.Status.));
}
public override void AcceptCall()
{
}
public override void RejectCall()
{
}
public override void SendDtmf(string s)
{
}
public override void StartSharing()
{
}
public override void StopSharing()
{
}
public override void ReceiveMuteOff()
{
}
public override void ReceiveMuteOn()
{
}
public override void ReceiveMuteToggle()
{
}
public override void SetReceiveVolume(ushort level)
{
}
public override void TransmitMuteOff()
{
}
public override void TransmitMuteOn()
{
}
public override void TransmitMuteToggle()
{
}
public override void SetTransmitVolume(ushort level)
{
}
public override void PrivacyModeOn()
{
}
public override void PrivacyModeOff()
{
}
public override void PrivacyModeToggle()
{
}
}
/// <summary>
/// Tracks the initial sycnronization state of the codec when making a connection
/// </summary>
public class CodecSyncState : IKeyed
{
public string Key { get; private set; }
public bool InitialSyncComplete { get; private set; }
public bool InitialStatusMessageWasReceived { get; private set; }
public bool InitialConfigurationMessageWasReceived { get; private set; }
public bool FeedbackWasRegistered { get; private set; }
public CodecSyncState(string key)
{
Key = key;
CodecDisconnected();
}
public void InitialStatusMessageReceived()
{
InitialStatusMessageWasReceived = true;
Debug.Console(1, this, "Initial Codec Status Message Received.");
CheckSyncStatus();
}
public void InitialConfigurationMessageReceived()
{
InitialConfigurationMessageWasReceived = true;
Debug.Console(1, this, "Initial Codec Configuration Message Received.");
CheckSyncStatus();
}
public void FeedbackRegistered()
{
FeedbackWasRegistered = true;
Debug.Console(1, this, "Initial Codec Feedback Registration Successful.");
CheckSyncStatus();
}
public void CodecDisconnected()
{
InitialConfigurationMessageWasReceived = false;
InitialStatusMessageWasReceived = false;
FeedbackWasRegistered = false;
InitialSyncComplete = false;
}
void CheckSyncStatus()
{
if (InitialConfigurationMessageWasReceived && InitialStatusMessageWasReceived && FeedbackWasRegistered)
{
InitialSyncComplete = true;
Debug.Console(1, this, "Initial Codec Sync Complete!");
}
else
InitialSyncComplete = false;
}
}
}