public void Execute(
DialPlanContext dialPlanContext,
ISIPServerUserAgent uas,
SIPCallDirection callDirection,
DialogueBridgeCreatedDelegate createBridgeDelegate,
ISIPCallManager callManager)
{
if (dialPlanContext == null)
{
throw new ArgumentNullException("The DialPlanContext parameter cannot be null when attempting to execute a dialplan.");
}
if (uas.IsUASAnswered)
{
// This can occur if the call is cancelled by the caller between when the INVITE was received and when the dialplan execution was ready.
logger.Warn("Dialplan execution for " + dialPlanContext.SIPDialPlan.DialPlanName + " for " + uas.CallDirection + " call to " + uas.CallDestination + " did not proceed as call already answered.");
dialPlanContext.DialPlanExecutionFinished();
}
else
{
if (dialPlanContext.ContextType == DialPlanContextsEnum.Line)
{
ThreadPool.QueueUserWorkItem(delegate { ExecuteDialPlanLine((DialPlanLineContext)dialPlanContext, uas, callDirection, createBridgeDelegate, callManager); });
}
else
{
ExecuteDialPlanScript((DialPlanScriptContext)dialPlanContext, uas, callDirection, createBridgeDelegate, callManager);
}
}
}
//public event Action DialPlanComplete;
public DialPlanContext(
SIPMonitorLogDelegate monitorLogDelegate,
SIPTransport sipTransport,
DialogueBridgeCreatedDelegate createBridge,
SIPEndPoint outboundProxy,
ISIPServerUserAgent sipServerUserAgent,
SIPDialPlan dialPlan,
List <SIPProvider> sipProviders,
string traceDirectory,
string callersNetworkId,
Customer customer,
DialPlanEngine dialPlanEngine,
GetCanonicalDomainDelegate getCanonicalDomain)
{
Log_External = monitorLogDelegate;
CreateBridge_External = createBridge;
m_sipTransport = sipTransport;
m_outboundProxy = outboundProxy;
m_sipServerUserAgent = sipServerUserAgent;
m_dialPlan = dialPlan;
m_sipProviders = sipProviders;
m_traceDirectory = traceDirectory;
CallersNetworkId = callersNetworkId;
Customer = customer;
m_dialPlanEngine = dialPlanEngine;
GetCanonicalDomain_External = getCanonicalDomain;
m_sipServerUserAgent.CallCancelled += ClientCallCancelled;
m_sipServerUserAgent.NoRingTimeout += ClientCallNoRingTimeout;
m_sipServerUserAgent.TransactionComplete += ClientTransactionRemoved;
m_sipServerUserAgent.SetTraceDelegate(TransactionTraceMessage);
}
private void ClientCallCancelled(ISIPServerUserAgent uas)
{
try
{
if (!m_isAnswered)
{
m_isAnswered = true;
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Client call cancelled halting dial plan.", Owner));
if (CallCancelledByClient != null)
{
CallCancelledByClient(CallCancelCause.ClientCancelled);
}
}
else
{
logger.Warn("DialPlanContext ClientCallCancelled fired on already answered call.");
}
}
catch (Exception excp)
{
logger.Error("Exception DialPlanContext ClientCallCancelled. " + excp.Message);
}
finally
{
DialPlanExecutionFinished();
}
}
private void ClientTransactionRemoved(ISIPServerUserAgent uas)
{
try
{
if (!TraceEmailAddress.IsNullOrBlank() && TraceLog != null && TraceLog.Length > 0 && SendTrace)
{
ThreadPool.QueueUserWorkItem(delegate { CompleteTrace(); });
}
}
catch (Exception excp)
{
logger.Error("Exception DialPlanContext ClientTransactionRemoved. " + excp.Message);
}
}
public DialPlanScriptContext(
SIPMonitorLogDelegate monitorLogDelegate,
SIPTransport sipTransport,
DialogueBridgeCreatedDelegate createBridge,
SIPEndPoint outboundProxy,
ISIPServerUserAgent sipServerUserAgent,
SIPDialPlan dialPlan,
List <SIPProvider> sipProviders,
string traceDirectory,
string callersNetworkId,
Guid customerId)
: base(monitorLogDelegate, sipTransport, createBridge, outboundProxy, sipServerUserAgent, dialPlan, sipProviders, traceDirectory, callersNetworkId, customerId)
{
ContextType = DialPlanContextsEnum.Script;
}
public DialPlanScriptContext(
SIPMonitorLogDelegate monitorLogDelegate,
SIPTransport sipTransport,
DialogueBridgeCreatedDelegate createBridge,
SIPEndPoint outboundProxy,
ISIPServerUserAgent sipServerUserAgent,
SIPDialPlan dialPlan,
List<SIPProvider> sipProviders,
string traceDirectory,
string callersNetworkId,
Guid customerId)
: base(monitorLogDelegate, sipTransport, createBridge, outboundProxy, sipServerUserAgent, dialPlan, sipProviders, traceDirectory, callersNetworkId, customerId)
{
ContextType = DialPlanContextsEnum.Script;
}
private bool MatchIncomingCall(ISIPServerUserAgent incomingCall)
{
try
{
if (incomingCall.SIPAccount.Owner != m_username)
{
return(false);
}
else if (m_clientCallCancelled)
{
// If the call has been cancelled then don't match to avoid chance of a new incoming call matching a dead Google Voice call.
return(false);
}
SIPHeader callHeader = incomingCall.CallRequest.Header;
bool matchedCall = false;
if (!m_fromURIUserRegexMatch.IsNullOrBlank())
{
if (Regex.Match(callHeader.From.FromURI.User, m_fromURIUserRegexMatch).Success)
{
matchedCall = true;
}
}
else if (callHeader.UnknownHeaders.Contains("X-GoogleVoice: true") && callHeader.To.ToURI.User == m_forwardingNumber.Substring(1))
{
matchedCall = true;
}
if (matchedCall)
{
m_callbackCall = incomingCall;
m_callbackCall.SetOwner(m_username, m_adminMemberId);
m_waitForCallback.Set();
return(true);
}
else
{
return(false);
}
}
catch (Exception excp)
{
logger.Error("Exception GoogleVoiceCall MatchIncomingCall. " + excp.Message);
return(false);
}
}
public DialPlanLineContext(
SIPMonitorLogDelegate monitorLogDelegate,
SIPTransport sipTransport,
DialogueBridgeCreatedDelegate createBridge,
SIPEndPoint outboundProxy,
ISIPServerUserAgent sipServerUserAgent,
SIPDialPlan dialPlan,
List<SIPProvider> sipProviders,
string traceDirectory,
string callersNetworkId,
Customer customer)
: base(monitorLogDelegate, sipTransport, createBridge, outboundProxy, sipServerUserAgent, dialPlan, sipProviders, traceDirectory, callersNetworkId, customer, null, null)
{
ContextType = DialPlanContextsEnum.Line;
string[] dialPlanEntries = dialPlan.DialPlanScript.Split(new char[] { '\n' });
ParseDialPlan(dialPlanEntries);
}
public DialPlanLineContext(
SIPMonitorLogDelegate monitorLogDelegate,
SIPTransport sipTransport,
DialogueBridgeCreatedDelegate createBridge,
SIPEndPoint outboundProxy,
ISIPServerUserAgent sipServerUserAgent,
SIPDialPlan dialPlan,
List <SIPProvider> sipProviders,
string traceDirectory,
string callersNetworkId,
Guid customerID)
: base(monitorLogDelegate, sipTransport, createBridge, outboundProxy, sipServerUserAgent, dialPlan, sipProviders, traceDirectory, callersNetworkId, customerID)
{
ContextType = DialPlanContextsEnum.Line;
string[] dialPlanEntries = dialPlan.DialPlanScript.Split(new char[] { '\n' });
ParseDialPlan(dialPlanEntries);
}
/// <summary>
/// The client transaction will time out after ringing for the maximum allowed time for an INVITE transaction (probably 10 minutes) or less
/// if the invite transaction timeout value has been adjusted.
/// </summary>
/// <param name="sipTransaction"></param>
private void ClientCallNoRingTimeout(ISIPServerUserAgent sipServerUserAgent)
{
try
{
m_isAnswered = true;
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Client call timed out, no ringing response was receved within the allowed time.", Owner));
if (CallCancelledByClient != null)
{
CallCancelledByClient(CallCancelCause.TimedOut);
}
}
catch (Exception excp)
{
logger.Error("Exception ClientCallNoRingTimeout. " + excp.Message);
}
finally
{
DialPlanExecutionFinished();
}
}
/// <summary>
/// An incoming call was cancelled by the caller.
/// </summary>
private void UASCallCancelled(ISIPServerUserAgent uas)
{
//SetText(m_signallingStatus, "incoming call cancelled for: " + uas.CallDestination + ".");
CallFinished();
}
private List<ISIPClientUserAgent> m_uacWaitingForCallDetails = new List<ISIPClientUserAgent>(); // UACs can indicate they would like the call details when available.
#endregion Fields
#region Constructors
public DialPlanContext(
SIPMonitorLogDelegate monitorLogDelegate,
SIPTransport sipTransport,
DialogueBridgeCreatedDelegate createBridge,
SIPEndPoint outboundProxy,
ISIPServerUserAgent sipServerUserAgent,
SIPDialPlan dialPlan,
List<SIPProvider> sipProviders,
string traceDirectory,
string callersNetworkId,
Guid customerId)
{
Log_External = monitorLogDelegate;
CreateBridge_External = createBridge;
m_sipTransport = sipTransport;
m_outboundProxy = outboundProxy;
m_sipServerUserAgent = sipServerUserAgent;
m_dialPlan = dialPlan;
m_sipProviders = sipProviders;
m_traceDirectory = traceDirectory;
CallersNetworkId = callersNetworkId;
CustomerId = customerId;
m_sipServerUserAgent.CallCancelled += ClientCallCancelled;
m_sipServerUserAgent.NoRingTimeout += ClientCallNoRingTimeout;
m_sipServerUserAgent.TransactionComplete += ClientTransactionRemoved;
m_sipServerUserAgent.SetTraceDelegate(TransactionTraceMessage);
}
private void ClientTransactionRemoved(ISIPServerUserAgent uas)
{
try
{
if (!TraceEmailAddress.IsNullOrBlank() && TraceLog != null && TraceLog.Length > 0 && SendTrace)
{
ThreadPool.QueueUserWorkItem(delegate { CompleteTrace(); });
}
}
catch (Exception excp)
{
logger.Error("Exception DialPlanContext ClientTransactionRemoved. " + excp.Message);
}
}
private void SIPCallCancelled(ISIPServerUserAgent uas)
{
CloseMediaSockets();
m_xmppCall.TerminateCall();
}
private static void UASCallCancelled(ISIPServerUserAgent uas)
{
Console.WriteLine("Incoming call cancelled for: " + uas.CallDestination + "\n");
}
public void QueueNewCall(ISIPServerUserAgent serverUA)
{
try
{
// Attempt to queue the call.
if (m_newCalls.Count < MAX_NEWCALL_QUEUE)
{
lock (m_newCalls)
{
m_newCalls.Enqueue(serverUA);
m_newCallReady.Set();
}
}
else
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Call Manager rejected call as new calls queue full.", null));
serverUA.Reject(SIPResponseStatusCodesEnum.TemporarilyUnavailable, "Call Manager overloaded", null);
}
}
catch (Exception excp)
{
logger.Error("Exception SIPCallManager QueueNewCall. " + excp.Message);
}
}
private static void UASCallCancelled(ISIPServerUserAgent uas)
{
Console.WriteLine("Incoming call cancelled for: " + uas.CallDestination + "\n");
}
private bool GetDialPlanAndCustomer(string owner, string dialPlanName, ISIPServerUserAgent uas, out Customer customer, out SIPDialPlan dialPlan)
{
try
{
dialPlan = null;
customer = m_customerPersistor.Get(c => c.CustomerUsername == owner);
if (customer == null)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Call rejected for customer " + owner + " as no matching account found.", null));
uas.Reject(SIPResponseStatusCodesEnum.DoesNotExistAnywhere, "No matching user was found", null);
}
else if (customer.Suspended)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Call rejected for customer " + owner + " as account is suspended.", null));
uas.Reject(SIPResponseStatusCodesEnum.DoesNotExistAnywhere, "User account is suspended", null);
}
else if (dialPlanName.IsNullOrBlank() && uas.CallDirection == SIPCallDirection.Out)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Call rejected for customer " + owner + " as no dialplan is configured for an " + uas.CallDirection + " call.", null));
uas.Reject(SIPResponseStatusCodesEnum.TemporarilyUnavailable, "SIP account missing dialplan setting", null);
}
else
{
dialPlan = GetDialPlan_External(d => d.Owner == owner && d.DialPlanName == dialPlanName);
if (!IsDialPlanExecutionAllowed(dialPlan, customer))
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Execution of dial plan " + dialPlanName + " was not processed as maximum execution count has been reached.", owner));
uas.Reject(SIPResponseStatusCodesEnum.TemporarilyUnavailable, "Dial plan execution exceeded maximum allowed", null);
}
else
{
if (m_dailyCallLimit == -1)
{
return true;
}
else
{
// Check whether the number of CDR's exceeds the daily call limit.
DateTime yesterday = DateTime.Now.AddDays(-1);
int cdrCount = m_sipCDRPersistor.Count(x => x.Owner == owner && x.Created > yesterday);
if (cdrCount >= m_dailyCallLimit)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Execution of call for " + owner + " was not processed as daily call limit reached.", owner));
uas.Reject(SIPResponseStatusCodesEnum.TemporarilyUnavailable, "Daily call limit reached", null);
}
else
{
return true;
}
}
}
}
return false;
}
catch (Exception excp)
{
logger.Error("Exception GetDialPlanAndCustomer. " + excp.Message);
throw;
}
}
/// <summary>
/// Processes a dialplan script (currently Ruby scripts only) for a received SIP INVITE request.
/// </summary>
/// <param name="coreLogDelegate">A function delegate that passes log/diagnostics events back to the SIP Proxy Core.</param>
/// <param name="createBridgeDelegate">A function delegate that is called in the event that the dial plan command results in a call being answered and a bridge needing to be created.</param>
/// <param name="localEndPoint">The SIP Proxy socket the request was received on.</param>
/// <param name="remoteEndPoint">The socket the request was recevied from.</param>
/// <param name="clientTransaction">The SIP Invite transaction that initiated the dial plan processing.</param>
/// <param name="canonicalFromDomain">If (and only if) the call is an outgoing call this will be set to the canonical domain of the host in the SIP From
/// header. An outgoing call is one from an authenticated user destined for an external SIP URI. If the call is an incoming this will be null.</param>
/// <param name="canonicalToDomain">If (and only if) the call is an incoming call this will be set to the canonical domain of the host in the SIP URI
/// request. An incoming call is one from an external caller to a URI corresponding to a hosted domain on this SIP Proxy.</param>
private void ExecuteDialPlanScript(
DialPlanScriptContext dialPlanContext,
ISIPServerUserAgent uas,
SIPCallDirection callDirection,
DialogueBridgeCreatedDelegate createBridgeDelegate,
ISIPCallManager callManager)
{
try
{
if (uas == null)
{
throw new ArgumentNullException("The ISIPServerUserAgent parameter cannot be null when attempting to execute a dialplan script.");
}
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.NewCall, "Executing script dial plan for call to " + uas.CallDestination + ".", dialPlanContext.Owner));
if (!dialPlanContext.DialPlanScript.IsNullOrBlank())
{
DialPlanExecutingScript dialPlanExecutionScript = null;
int runningScriptCount = (from script in m_runningScripts where !script.Complete select script).Count();
if (runningScriptCount < MAX_ALLOWED_SCRIPTSCOPES)
{
m_dialPlanScriptContextsCreated++;
//FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Creating DialPlanExecutingScript number " + m_dialPlanScriptContextsCreated + " for dialplan execution for script owned by " + dialPlanContext.Owner + ".", null));
dialPlanExecutionScript = new DialPlanExecutingScript(FireProxyLogEvent);
}
else
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Running script limit of " + MAX_ALLOWED_SCRIPTSCOPES + " reached.", null));
lock (m_runningScripts)
{
foreach (DialPlanExecutingScript runningScript in m_runningScripts)
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, " running script owner=" + runningScript.Owner + ", dialplan name=" + runningScript.ExecutingDialPlanContext.SIPDialPlan.DialPlanName + ", start time=" + runningScript.StartTime.ToString("dd MMM yyyy HH:mm:ss") + ", is complete=" + runningScript.Complete + ".", null));
}
}
}
if (dialPlanExecutionScript != null)
{
dialPlanExecutionScript.Initialise(dialPlanContext);
DialPlanScriptFacade planFacade = new DialPlanScriptFacade(
m_sipTransport,
dialPlanExecutionScript,
FireProxyLogEvent,
createBridgeDelegate,
(uas.CallRequest != null) ? uas.CallRequest.Copy() : null, // A different copy to the req object. Stops inadvertent changes in the dialplan.
callDirection,
dialPlanContext,
GetCanonicalDomainDelegate_External,
callManager,
m_sipSorceryPersistor,
m_outboundProxySocket,
this);
DialPlanCRMFacade crmFacade = new DialPlanCRMFacade(FireProxyLogEvent, dialPlanContext);
DialPlanLookupFacade lookupFacade = new DialPlanLookupFacade(FireProxyLogEvent, dialPlanContext.Owner);
ScriptScope rubyScope = dialPlanExecutionScript.DialPlanScriptScope;
rubyScope.SetVariable(SCRIPT_HELPEROBJECT_NAME, planFacade);
rubyScope.SetVariable(SCRIPT_CRMOBJECT_NAME, crmFacade);
rubyScope.SetVariable(SCRIPT_LOOKUPOBJECT_NAME, lookupFacade);
if (uas.CallRequest != null)
{
rubyScope.SetVariable(SCRIPT_REQUESTOBJECT_NAME, uas.CallRequest.Copy());
}
dialPlanExecutionScript.DialPlanScriptThread = new Thread(new ParameterizedThreadStart(delegate { ExecuteScript(dialPlanExecutionScript, dialPlanContext, planFacade, m_rubyScriptCommon + dialPlanContext.DialPlanScript); }));
lock (m_runningScripts)
{
m_runningScripts.Add(dialPlanExecutionScript);
}
dialPlanExecutionScript.DialPlanScriptThread.Start();
}
else
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.Error, "Error processing call " + uas.CallDestination + " there were no script slots available, script could not be executed.", dialPlanContext.Owner));
dialPlanContext.CallFailed(SIPResponseStatusCodesEnum.InternalServerError, "Dial plan script engine was overloaded", null);
}
}
else
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "A script dial plan was empty, execution cannot continue.", dialPlanContext.Owner));
dialPlanContext.CallFailed(SIPResponseStatusCodesEnum.InternalServerError, "Dial plan script was empty", null);
}
}
catch (Exception excp)
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.Error, "Error executing script dialplan for " + uas.CallDestination + ". " + excp.Message, dialPlanContext.Owner));
dialPlanContext.CallFailed(SIPResponseStatusCodesEnum.InternalServerError, "Dial plan exception starting script", null);
}
}
/// <summary>
/// Processes the matched dial plan command for an outgoing call request. This method is used for "exten =>" formatted dial plans. In addition if the dial
/// plan owner has requested that their dialplan be used for incoming calls it will process those as well.
/// </summary>
/// <param name="localEndPoint">The SIP Proxy socket the request was received on.</param>
/// <param name="remoteEndPoint">The socket the request was recevied from.</param>
/// <param name="transaction">The SIP Invite transaction that initiated the dial plan processing.</param>
/// <param name="manglePrivateAddresses">If true private IP addresses will be subtituted for the remote socket.</param>
/// <param name="canonicalFromDomain">If (and only if) the call is an outgoing call this will be set to the canonical domain of the host in the SIP From
/// header. An outgoing call is one from an authenticated user destined for an external SIP URI. If the call is an incoming this will be null.</param>
/// <param name="canonicalToDomain">If (and only if) the call is an incoming call this will be set to the canonical domain of the host in the SIP URI
/// request. An incoming call is one from an external caller to a URI corresponding to a hosted domain on this SIP Proxy.</param>
private void ExecuteDialPlanLine(
DialPlanLineContext dialPlanContext,
ISIPServerUserAgent uas,
SIPCallDirection callDirection,
DialogueBridgeCreatedDelegate createBridgeDelegate,
ISIPCallManager callManager)
{
try
{
//SIPRequest sipRequest = uas.CallRequest;
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Executing line dial plan for call to " + uas.CallDestination + ".", dialPlanContext.Owner));
DialPlanCommand matchedCommand = dialPlanContext.GetDialPlanMatch(uas.CallDestination);
if (matchedCommand == null)
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Destination " + uas.CallDestination + " not found in line dial plan " + dialPlanContext.SIPDialPlan.DialPlanName + ".", dialPlanContext.Owner));
dialPlanContext.CallFailed(SIPResponseStatusCodesEnum.NotFound, null, null);
}
else if (Regex.Match(matchedCommand.Command, "Switch|Dial", RegexOptions.IgnoreCase).Success)
{
if (matchedCommand.Data != null && matchedCommand.Data.Trim().Length > 0)
{
DialStringParser dialStringParser = new DialStringParser(m_sipTransport, dialPlanContext.Owner, dialPlanContext.SIPAccount, dialPlanContext.SIPProviders, m_sipSorceryPersistor.SIPAccountsPersistor.Get, m_sipSorceryPersistor.SIPRegistrarBindingPersistor.Get, GetCanonicalDomainDelegate_External, LogDelegate_External, dialPlanContext.SIPDialPlan.DialPlanName);
ForkCall ForkCall = new ForkCall(m_sipTransport, FireProxyLogEvent, callManager.QueueNewCall, dialStringParser, dialPlanContext.Owner, dialPlanContext.AdminMemberId, m_outboundProxySocket, null, null);
ForkCall.CallProgress += dialPlanContext.CallProgress;
ForkCall.CallFailed += dialPlanContext.CallFailed;
ForkCall.CallAnswered += dialPlanContext.CallAnswered;
Queue<List<SIPCallDescriptor>> calls = dialStringParser.ParseDialString(DialPlanContextsEnum.Line, uas.CallRequest.Copy(), matchedCommand.Data, null, null, null, dialPlanContext.CallersNetworkId, null, null, null, null, CustomerServiceLevels.None);
ForkCall.Start(calls);
}
else
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Error processing dialplan Dial command the dial string was empty.", dialPlanContext.Owner));
}
}
//else if (Regex.Match(matchedCommand.Command, "RTSP", RegexOptions.IgnoreCase).Success)
//{
// RTSPApp rtspCall = new RTSPApp(FireProxyLogEvent, (UASInviteTransaction)transaction, dialPlanContext.Owner);
// rtspCall.Start(matchedCommand.Data);
//}
else if (Regex.Match(matchedCommand.Command, "SIPReply", RegexOptions.IgnoreCase).Success)
{
string[] replyFields = matchedCommand.Data.Split(',');
string statusMessage = (replyFields.Length > 1 && replyFields[1] != null) ? replyFields[1].Trim() : null;
SIPResponseStatusCodesEnum status = SIPResponseStatusCodes.GetStatusTypeForCode(Convert.ToInt32(replyFields[0]));
if ((int)status >= 300)
{
dialPlanContext.CallFailed(status, statusMessage, null);
}
else if ((int)status < 200)
{
dialPlanContext.CallProgress(status, statusMessage, null, null, null, null);
}
}
else
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.Error, "Command " + matchedCommand.Command + " is not a valid dial plan command.", dialPlanContext.Owner));
dialPlanContext.CallFailed(SIPResponseStatusCodesEnum.InternalServerError, "Invalid dialplan command " + matchedCommand.Command, null);
}
}
catch (Exception excp)
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.Error, "Error executing line dialplan for " + uas.CallRequest.URI.ToString() + ". " + excp.Message, dialPlanContext.Owner));
dialPlanContext.DialPlanExecutionFinished();
}
}
public void Execute(
DialPlanContext dialPlanContext,
ISIPServerUserAgent uas,
SIPCallDirection callDirection,
DialogueBridgeCreatedDelegate createBridgeDelegate,
ISIPCallManager callManager)
{
if (dialPlanContext == null)
{
throw new ArgumentNullException("The DialPlanContext parameter cannot be null when attempting to execute a dialplan.");
}
if (uas.IsUASAnswered)
{
// This can occur if the call is cancelled by the caller between when the INVITE was received and when the dialplan execution was ready.
logger.Warn("Dialplan execution for " + dialPlanContext.SIPDialPlan.DialPlanName + " for " + uas.CallDirection + " call to " + uas.CallDestination + " did not proceed as call already answered.");
dialPlanContext.DialPlanExecutionFinished();
}
else
{
if (dialPlanContext.ContextType == DialPlanContextsEnum.Line)
{
ThreadPool.QueueUserWorkItem(delegate { ExecuteDialPlanLine((DialPlanLineContext)dialPlanContext, uas, callDirection, createBridgeDelegate, callManager); });
}
else
{
ExecuteDialPlanScript((DialPlanScriptContext)dialPlanContext, uas, callDirection, createBridgeDelegate, callManager);
}
}
}
/// <summary>
/// Processes the matched dial plan command for an outgoing call request. This method is used for "exten =>" formatted dial plans. In addition if the dial
/// plan owner has requested that their dialplan be used for incoming calls it will process those as well.
/// </summary>
/// <param name="localEndPoint">The SIP Proxy socket the request was received on.</param>
/// <param name="remoteEndPoint">The socket the request was recevied from.</param>
/// <param name="transaction">The SIP Invite transaction that initiated the dial plan processing.</param>
/// <param name="manglePrivateAddresses">If true private IP addresses will be subtituted for the remote socket.</param>
/// <param name="canonicalFromDomain">If (and only if) the call is an outgoing call this will be set to the canonical domain of the host in the SIP From
/// header. An outgoing call is one from an authenticated user destined for an external SIP URI. If the call is an incoming this will be null.</param>
/// <param name="canonicalToDomain">If (and only if) the call is an incoming call this will be set to the canonical domain of the host in the SIP URI
/// request. An incoming call is one from an external caller to a URI corresponding to a hosted domain on this SIP Proxy.</param>
private void ExecuteDialPlanLine(
DialPlanLineContext dialPlanContext,
ISIPServerUserAgent uas,
SIPCallDirection callDirection,
DialogueBridgeCreatedDelegate createBridgeDelegate,
ISIPCallManager callManager)
{
try
{
//SIPRequest sipRequest = uas.CallRequest;
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Executing line dial plan for call to " + uas.CallDestination + ".", dialPlanContext.Owner));
DialPlanCommand matchedCommand = dialPlanContext.GetDialPlanMatch(uas.CallDestination);
if (matchedCommand == null)
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Destination " + uas.CallDestination + " not found in line dial plan " + dialPlanContext.SIPDialPlan.DialPlanName + ".", dialPlanContext.Owner));
dialPlanContext.CallFailed(SIPResponseStatusCodesEnum.NotFound, null, null);
}
else if (Regex.Match(matchedCommand.Command, "Switch|Dial", RegexOptions.IgnoreCase).Success)
{
if (matchedCommand.Data != null && matchedCommand.Data.Trim().Length > 0)
{
DialStringParser dialStringParser = new DialStringParser(m_sipTransport, dialPlanContext.Owner, dialPlanContext.SIPAccount, dialPlanContext.SIPProviders, m_sipSorceryPersistor.SIPAccountsPersistor.Get, m_sipSorceryPersistor.SIPRegistrarBindingPersistor.Get, GetCanonicalDomainDelegate_External, LogDelegate_External, dialPlanContext.SIPDialPlan.DialPlanName);
ForkCall ForkCall = new ForkCall(m_sipTransport, FireProxyLogEvent, callManager.QueueNewCall, dialStringParser, dialPlanContext.Owner, dialPlanContext.AdminMemberId, m_outboundProxySocket, null, null);
ForkCall.CallProgress += dialPlanContext.CallProgress;
ForkCall.CallFailed += dialPlanContext.CallFailed;
ForkCall.CallAnswered += dialPlanContext.CallAnswered;
Queue <List <SIPCallDescriptor> > calls = dialStringParser.ParseDialString(DialPlanContextsEnum.Line, uas.CallRequest.Copy(), matchedCommand.Data, null, null, null, dialPlanContext.CallersNetworkId, null, null, null, null, CustomerServiceLevels.None);
ForkCall.Start(calls);
}
else
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Error processing dialplan Dial command the dial string was empty.", dialPlanContext.Owner));
}
}
//else if (Regex.Match(matchedCommand.Command, "RTSP", RegexOptions.IgnoreCase).Success)
//{
// RTSPApp rtspCall = new RTSPApp(FireProxyLogEvent, (UASInviteTransaction)transaction, dialPlanContext.Owner);
// rtspCall.Start(matchedCommand.Data);
//}
else if (Regex.Match(matchedCommand.Command, "SIPReply", RegexOptions.IgnoreCase).Success)
{
string[] replyFields = matchedCommand.Data.Split(',');
string statusMessage = (replyFields.Length > 1 && replyFields[1] != null) ? replyFields[1].Trim() : null;
SIPResponseStatusCodesEnum status = SIPResponseStatusCodes.GetStatusTypeForCode(Convert.ToInt32(replyFields[0]));
if ((int)status >= 300)
{
dialPlanContext.CallFailed(status, statusMessage, null);
}
else if ((int)status < 200)
{
dialPlanContext.CallProgress(status, statusMessage, null, null, null, null);
}
}
else
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.Error, "Command " + matchedCommand.Command + " is not a valid dial plan command.", dialPlanContext.Owner));
dialPlanContext.CallFailed(SIPResponseStatusCodesEnum.InternalServerError, "Invalid dialplan command " + matchedCommand.Command, null);
}
}
catch (Exception excp)
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.Error, "Error executing line dialplan for " + uas.CallRequest.URI.ToString() + ". " + excp.Message, dialPlanContext.Owner));
dialPlanContext.DialPlanExecutionFinished();
}
}
private bool MatchIncomingCall(ISIPServerUserAgent incomingCall)
{
try
{
if (incomingCall.SIPAccount.Owner != m_username)
{
return false;
}
else if (m_clientCallCancelled)
{
// If the call has been cancelled then don't match to avoid chance of a new incoming call matching a dead Google Voice call.
return false;
}
SIPHeader callHeader = incomingCall.CallRequest.Header;
bool matchedCall = false;
if (!m_fromURIUserRegexMatch.IsNullOrBlank())
{
if (Regex.Match(callHeader.From.FromURI.User, m_fromURIUserRegexMatch).Success)
{
matchedCall = true;
}
}
else if (callHeader.UnknownHeaders.Contains("X-GoogleVoice: true") && callHeader.To.ToURI.User == m_forwardingNumber.Substring(1))
{
matchedCall = true;
}
if (matchedCall)
{
m_callbackCall = incomingCall;
m_callbackCall.SetOwner(m_username, m_adminMemberId);
m_waitForCallback.Set();
return true;
}
else
{
return false;
}
}
catch (Exception excp)
{
logger.Error("Exception GoogleVoiceCall MatchIncomingCall. " + excp.Message);
return false;
}
}
/// <summary>
/// Processes a dialplan script (currently Ruby scripts only) for a received SIP INVITE request.
/// </summary>
/// <param name="coreLogDelegate">A function delegate that passes log/diagnostics events back to the SIP Proxy Core.</param>
/// <param name="createBridgeDelegate">A function delegate that is called in the event that the dial plan command results in a call being answered and a bridge needing to be created.</param>
/// <param name="localEndPoint">The SIP Proxy socket the request was received on.</param>
/// <param name="remoteEndPoint">The socket the request was recevied from.</param>
/// <param name="clientTransaction">The SIP Invite transaction that initiated the dial plan processing.</param>
/// <param name="canonicalFromDomain">If (and only if) the call is an outgoing call this will be set to the canonical domain of the host in the SIP From
/// header. An outgoing call is one from an authenticated user destined for an external SIP URI. If the call is an incoming this will be null.</param>
/// <param name="canonicalToDomain">If (and only if) the call is an incoming call this will be set to the canonical domain of the host in the SIP URI
/// request. An incoming call is one from an external caller to a URI corresponding to a hosted domain on this SIP Proxy.</param>
private void ExecuteDialPlanScript(
DialPlanScriptContext dialPlanContext,
ISIPServerUserAgent uas,
SIPCallDirection callDirection,
DialogueBridgeCreatedDelegate createBridgeDelegate,
ISIPCallManager callManager)
{
try
{
if (uas == null)
{
throw new ArgumentNullException("The ISIPServerUserAgent parameter cannot be null when attempting to execute a dialplan script.");
}
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.NewCall, "Executing script dial plan for call to " + uas.CallDestination + ".", dialPlanContext.Owner));
if (!dialPlanContext.DialPlanScript.IsNullOrBlank())
{
DialPlanExecutingScript dialPlanExecutionScript = null;
int runningScriptCount = (from script in m_runningScripts where !script.Complete select script).Count();
if (runningScriptCount < MAX_ALLOWED_SCRIPTSCOPES)
{
m_dialPlanScriptContextsCreated++;
//FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Creating DialPlanExecutingScript number " + m_dialPlanScriptContextsCreated + " for dialplan execution for script owned by " + dialPlanContext.Owner + ".", null));
dialPlanExecutionScript = new DialPlanExecutingScript(FireProxyLogEvent);
}
else
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Running script limit of " + MAX_ALLOWED_SCRIPTSCOPES + " reached.", null));
lock (m_runningScripts)
{
foreach (DialPlanExecutingScript runningScript in m_runningScripts)
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, " running script owner=" + runningScript.Owner + ", dialplan name=" + runningScript.ExecutingDialPlanContext.SIPDialPlan.DialPlanName + ", start time=" + runningScript.StartTime.ToString("dd MMM yyyy HH:mm:ss") + ", is complete=" + runningScript.Complete + ".", null));
}
}
}
if (dialPlanExecutionScript != null)
{
dialPlanExecutionScript.Initialise(dialPlanContext);
DialPlanScriptFacade planFacade = new DialPlanScriptFacade(
m_sipTransport,
dialPlanExecutionScript,
FireProxyLogEvent,
createBridgeDelegate,
(uas.CallRequest != null) ? uas.CallRequest.Copy() : null, // A different copy to the req object. Stops inadvertent changes in the dialplan.
callDirection,
dialPlanContext,
GetCanonicalDomainDelegate_External,
callManager,
m_sipSorceryPersistor,
m_outboundProxySocket,
this);
DialPlanCRMFacade crmFacade = new DialPlanCRMFacade(FireProxyLogEvent, dialPlanContext);
DialPlanLookupFacade lookupFacade = new DialPlanLookupFacade(FireProxyLogEvent, dialPlanContext.Owner);
ScriptScope rubyScope = dialPlanExecutionScript.DialPlanScriptScope;
rubyScope.SetVariable(SCRIPT_HELPEROBJECT_NAME, planFacade);
rubyScope.SetVariable(SCRIPT_CRMOBJECT_NAME, crmFacade);
rubyScope.SetVariable(SCRIPT_LOOKUPOBJECT_NAME, lookupFacade);
if (uas.CallRequest != null)
{
rubyScope.SetVariable(SCRIPT_REQUESTOBJECT_NAME, uas.CallRequest.Copy());
}
dialPlanExecutionScript.DialPlanScriptThread = new Thread(new ParameterizedThreadStart(delegate { ExecuteScript(dialPlanExecutionScript, dialPlanContext, planFacade, m_rubyScriptCommon + dialPlanContext.DialPlanScript); }));
lock (m_runningScripts)
{
m_runningScripts.Add(dialPlanExecutionScript);
}
dialPlanExecutionScript.DialPlanScriptThread.Start();
}
else
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.Error, "Error processing call " + uas.CallDestination + " there were no script slots available, script could not be executed.", dialPlanContext.Owner));
dialPlanContext.CallFailed(SIPResponseStatusCodesEnum.InternalServerError, "Dial plan script engine was overloaded", null);
}
}
else
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "A script dial plan was empty, execution cannot continue.", dialPlanContext.Owner));
dialPlanContext.CallFailed(SIPResponseStatusCodesEnum.InternalServerError, "Dial plan script was empty", null);
}
}
catch (Exception excp)
{
FireProxyLogEvent(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.Error, "Error executing script dialplan for " + uas.CallDestination + ". " + excp.Message, dialPlanContext.Owner));
dialPlanContext.CallFailed(SIPResponseStatusCodesEnum.InternalServerError, "Dial plan exception starting script", null);
}
}
private void SIPServerUserAgent_CallCancelled(ISIPServerUserAgent uas)
{
logger.LogDebug("B2BUserAgent server call was cancelled.");
m_uac?.Cancel();
}
private void Agent_CallCancelled(ISIPServerUserAgent uas)
{
agent = null;
}
private void UASCallCancelled(ISIPServerUserAgent uas)
{
AppendTraceMessage("Incoming call cancelled for: " + uas.CallDestination + "\n");
ResetToCallStartState();
}
/// <summary>
/// The client transaction will time out after ringing for the maximum allowed time for an INVITE transaction (probably 10 minutes) or less
/// if the invite transaction timeout value has been adjusted.
/// </summary>
/// <param name="sipTransaction"></param>
private void ClientCallNoRingTimeout(ISIPServerUserAgent sipServerUserAgent)
{
try
{
m_isAnswered = true;
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Client call timed out, no ringing response was receved within the allowed time.", Owner));
if (CallCancelledByClient != null)
{
CallCancelledByClient(CallCancelCause.TimedOut);
}
}
catch (Exception excp)
{
logger.Error("Exception ClientCallNoRingTimeout. " + excp.Message);
}
finally
{
DialPlanExecutionFinished();
}
}
private bool GetDialPlanAndCustomer(string owner, string dialPlanName, ISIPServerUserAgent uas, out Customer customer, out SIPDialPlan dialPlan)
{
try
{
dialPlan = null;
customer = m_customerPersistor.Get(c => c.CustomerUsername == owner);
if (customer == null)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Call rejected for customer " + owner + " as no matching account found.", null));
uas.Reject(SIPResponseStatusCodesEnum.DoesNotExistAnywhere, "No matching user was found", null);
}
else if (customer.Suspended)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Call rejected for customer " + owner + " as account is suspended.", null));
uas.Reject(SIPResponseStatusCodesEnum.DoesNotExistAnywhere, "User account is suspended", null);
}
else if (customer.ServiceLevel == CustomerServiceLevels.PremiumPayReqd.ToString() || customer.ServiceLevel == CustomerServiceLevels.ProfessionalPayReqd.ToString() || customer.ServiceLevel == CustomerServiceLevels.SwitchboardPayReqd.ToString())
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Call rejected for customer " + owner + " as payment is outstanding.", null));
uas.Reject(SIPResponseStatusCodesEnum.PaymentRequired, null, null);
}
else if (dialPlanName.IsNullOrBlank() && uas.CallDirection == SIPCallDirection.Out)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Call rejected for customer " + owner + " as no dialplan is configured for an " + uas.CallDirection + " call.", null));
uas.Reject(SIPResponseStatusCodesEnum.TemporarilyUnavailable, "SIP account missing dialplan setting", null);
}
else
{
if (dialPlanName.IsNullOrBlank())
{
// Incoming call with no dialplan.
return true;
}
else
{
dialPlan = GetDialPlan_External(d => d.Owner == owner && d.DialPlanName == dialPlanName);
if (dialPlan == null)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Call rejected, dialplan " + dialPlanName + " could not be found.", owner));
uas.Reject(SIPResponseStatusCodesEnum.InternalServerError, "Could not load dialplan " + dialPlanName, null);
}
else if (dialPlan != null && dialPlan.IsReadOnly)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Call rejected for read only dialplan " + dialPlanName + ". Upgrade to a Premium service to enable.", owner));
uas.Reject(SIPResponseStatusCodesEnum.PaymentRequired, "Dial plan is readonly, upgrade to Premium service", null);
}
else if (customer.ServiceLevel == CustomerServiceLevels.Free.ToString() && dialPlan.ScriptType == SIPDialPlanScriptTypesEnum.Asterisk)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Your service level does not permit the use of Asterisk dial plans.", owner));
uas.Reject(SIPResponseStatusCodesEnum.PaymentRequired, "Free plans cannot use Asterisk dial plans", null);
}
else if (!IsDialPlanExecutionAllowed(dialPlan, customer))
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Execution of dial plan " + dialPlanName + " was not processed as maximum execution count has been reached.", owner));
uas.Reject(SIPResponseStatusCodesEnum.TemporarilyUnavailable, "Dial plan execution exceeded maximum allowed", null);
}
else
{
if (m_dailyCallLimit == -1)
{
return true;
}
else
{
// Check whether the number of CDR's exceeds the daily call limit.
DateTime yesterday = DateTime.Now.AddDays(-1);
int cdrCount = m_sipCDRPersistor.Count(x => x.Owner == owner && x.Created > yesterday);
if (cdrCount >= m_dailyCallLimit)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Execution of call for " + owner + " was not processed as daily call limit reached.", owner));
uas.Reject(SIPResponseStatusCodesEnum.TemporarilyUnavailable, "Daily call limit reached", null);
}
else
{
return true;
}
}
}
}
}
return false;
}
catch (Exception excp)
{
logger.Error("Exception GetDialPlanAndCustomer. " + excp.Message);
throw;
}
}
private void SIPCallCancelled(ISIPServerUserAgent uas)
{
CloseMediaSockets();
m_xmppCall.TerminateCall();
}
private void ProcessNewCall(ISIPServerUserAgent uas)
{
//bool wasExecutionCountIncremented = false;
Customer customer = null;
SIPDialPlan dialPlan = null;
try
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Call Manager processing new call on thread " + Thread.CurrentThread.Name + " for " + uas.CallRequest.Method + " to " + uas.CallRequest.URI.ToString() + ".", null));
#region Do some pre-flight checks on the SIP account to determine if the call should be processed.
if (uas.SIPAccount == null)
{
if (uas.CallRequest.URI.User == DISPATCHER_SIPACCOUNT_NAME)
{
// This is a call from the monitoring system allow to proceed.
}
else if (uas.CallDirection == SIPCallDirection.Out)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "SIP account " + uas.CallRequest.Header.From.FromURI.ToParameterlessString() + " not found for outgoing call to " + uas.CallRequest.URI.ToString() + ".", null));
uas.Reject(SIPResponseStatusCodesEnum.Forbidden, null, null);
return;
}
else if (uas.CallDirection == SIPCallDirection.In)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "SIP account " + uas.CallRequest.URI.ToParameterlessString() + " not found for incoming call.", null));
uas.Reject(SIPResponseStatusCodesEnum.NotFound, null, null);
return;
}
}
else
{
if (uas.SIPAccount.IsDisabled)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "SIP account " + uas.SIPAccount.SIPUsername + "@" + uas.SIPAccount.SIPDomain + " is disabled for " + uas.CallDirection + " call.", uas.SIPAccount.Owner));
uas.Reject(SIPResponseStatusCodesEnum.Forbidden, "SIP account disabled", null);
return;
}
else if (uas.SIPAccount.IsIncomingOnly && uas.CallDirection == SIPCallDirection.Out)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "SIP account " + uas.SIPAccount.SIPUsername + "@" + uas.SIPAccount.SIPDomain + " is not permitted to make outgoing calls", uas.SIPAccount.Owner));
uas.Reject(SIPResponseStatusCodesEnum.Forbidden, "SIP account not permitted to make outgoing calls", null);
return;
}
}
#endregion
SIPURI callURI = (uas.CallRequest != null) ? uas.CallRequest.URI : null;
SIPAccount sipAccount = uas.SIPAccount;
if (uas.CallDirection == SIPCallDirection.In && callURI.User == DISPATCHER_SIPACCOUNT_NAME)
{
uas.NoCDR();
#region Create a pseudo-dialplan to process the monitoring process call.
string pseudoScript =
//"sys.Log(\"Dispatcher Call.\")\n" +
"result = sys.DoesSIPAccountExist(\"" + DISPATCHER_SIPACCOUNT_NAME + "\")\n" + // Allows the test call to check the database connectivity.
//"sys.Log(\"DoesSIPAccountExist result=#{result}.\")\n" +
"sys.Respond(420, nil, \"DialPlanEngine-ExecutionCount: " + m_dialPlanEngine.ScriptCount + "\")\n";
SIPDialPlan dispatcherDialPlan = new SIPDialPlan(null, null, null, pseudoScript, SIPDialPlanScriptTypesEnum.Ruby);
dispatcherDialPlan.Id = Guid.Empty; // Prevents the increment and decrement on the execution counts.
DialPlanScriptContext scriptContext = new DialPlanScriptContext(
Log_External,
m_sipTransport,
CreateDialogueBridge,
m_outboundProxy,
uas,
dispatcherDialPlan,
null,
null,
null,
null,
null,
null);
m_dialPlanEngine.Execute(scriptContext, uas, uas.CallDirection, null, this);
#endregion
}
else
{
string dialPlanName = (uas.CallDirection == SIPCallDirection.Out) ? sipAccount.OutDialPlanName : sipAccount.InDialPlanName;
string owner = (uas.IsB2B) ? uas.SIPAccount.Owner : uas.Owner;
if (GetDialPlanAndCustomer(owner, dialPlanName, uas, out customer, out dialPlan))
{
//IncrementDialPlanExecutionCount(dialPlan, customer, originalExecutionCount + 1);
//IncrementCustomerExecutionCount(customer);
//wasExecutionCountIncremented = true;
if (dialPlan != null)
{
if (!uas.IsInvite && !dialPlan.AcceptNonInvite)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "A " + uas.CallRequest.Method + " was rejected for dialplan " + dialPlanName + " as it does not accept non-INVITE requests.", owner));
uas.Reject(SIPResponseStatusCodesEnum.MethodNotAllowed, "User has chosen not to accept request type", null);
return;
}
else
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Using dialplan " + dialPlanName + " for " + uas.CallDirection + " call to " + callURI.ToString() + ".", owner));
if (dialPlan.ScriptType == SIPDialPlanScriptTypesEnum.Asterisk)
{
DialPlanLineContext lineContext = new DialPlanLineContext(
Log_External,
m_sipTransport,
CreateDialogueBridge,
m_outboundProxy,
uas,
dialPlan,
GetSIPProviders_External(p => p.Owner == owner, null, 0, Int32.MaxValue),
m_traceDirectory,
(uas.CallDirection == SIPCallDirection.Out) ? sipAccount.NetworkId : null,
customer);
//lineContext.DialPlanComplete += () => { DecrementCustomerExecutionCount(customer);} ;
m_dialPlanEngine.Execute(lineContext, uas, uas.CallDirection, CreateDialogueBridge, this);
}
else
{
dialPlan.AuthorisedApps = customer.AuthorisedApps + ";" + dialPlan.AuthorisedApps;
DialPlanScriptContext scriptContext = new DialPlanScriptContext(
Log_External,
m_sipTransport,
CreateDialogueBridge,
m_outboundProxy,
uas,
dialPlan,
GetSIPProviders_External(p => p.Owner == owner, null, 0, Int32.MaxValue),
m_traceDirectory,
(uas.CallDirection == SIPCallDirection.Out) ? sipAccount.NetworkId : null,
customer,
m_dialPlanEngine,
GetCanonicalDomain_External);
uas.SetDialPlanContextID(scriptContext.DialPlanContextID);
//scriptContext.DialPlanComplete += () => { DecrementCustomerExecutionCount(customer);};
m_dialPlanEngine.Execute(scriptContext, uas, uas.CallDirection, CreateDialogueBridge, this);
}
}
}
else if (uas.CallDirection == SIPCallDirection.In)
{
if (uas.IsB2B)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Dialplan could not be loaded for incoming B2B call to " + callURI.ToString() + ".", owner));
uas.Reject(SIPResponseStatusCodesEnum.InternalServerError, "Error loading incoming dial plan for B2B call", null);
//DecrementCustomerExecutionCount(customer);
}
else
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "No dialplan specified for incoming call to " + sipAccount.SIPUsername + "@" + sipAccount.SIPDomain + ", registered bindings will be used.", owner));
// The SIP account has no dialplan for an incoming call therefore send to the SIP account's bindings.
List<SIPRegistrarBinding> bindings = GetSIPAccountBindings_External(b => b.SIPAccountId == sipAccount.Id, null, 0, MAX_FORWARD_BINDINGS);
if (bindings != null && bindings.Count > 0)
{
// Create a pseudo-dialplan to process the incoming call.
string pseudoScript = "sys.Dial(\"" + sipAccount.SIPUsername + "@" + sipAccount.SIPDomain + "\")\n";
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Forwarding incoming call for " + sipAccount.SIPUsername + "@" + sipAccount.SIPDomain + " to " + bindings.Count + " bindings.", owner));
SIPDialPlan incomingDialPlan = new SIPDialPlan(sipAccount.Owner, null, null, pseudoScript, SIPDialPlanScriptTypesEnum.Ruby);
incomingDialPlan.Id = Guid.Empty; // Prevents the increment and decrement on the execution counts.
DialPlanScriptContext scriptContext = new DialPlanScriptContext(
Log_External,
m_sipTransport,
CreateDialogueBridge,
m_outboundProxy,
uas,
incomingDialPlan,
null,
m_traceDirectory,
null,
customer,
null,
GetCanonicalDomain_External);
//scriptContext.DialPlanComplete += () => { DecrementCustomerExecutionCount(customer); };
m_dialPlanEngine.Execute(scriptContext, uas, uas.CallDirection, CreateDialogueBridge, this);
}
else
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "No bindings available for " + sipAccount.SIPUsername + "@" + sipAccount.SIPDomain + " returning temporarily not available.", owner));
uas.Reject(SIPResponseStatusCodesEnum.TemporarilyUnavailable, null, null);
//DecrementDialPlanExecutionCount(null, customer.Id);
//DecrementCustomerExecutionCount(customer);
}
}
}
else
{
// Couldn't load a dialplan for an outgoing call.
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Dialplan could not be loaded for " + uas.CallDirection + " call to " + callURI.ToString() + ".", owner));
uas.Reject(SIPResponseStatusCodesEnum.InternalServerError, "Error loading dial plan", null);
//DecrementDialPlanExecutionCount(null, customer.Id);
//DecrementCustomerExecutionCount(customer);
}
}
}
}
catch (Exception excp)
{
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.Error, "Exception SIPCallManager ProcessNewCall. " + excp.Message, null));
uas.Reject(SIPResponseStatusCodesEnum.InternalServerError, "Exception ProcessNewCall", null);
//if (wasExecutionCountIncremented)
//{
//DecrementDialPlanExecutionCount(dialPlan, customer.Id);
// DecrementCustomerExecutionCount(customer);
//}
}
}
private void ClientCallCancelled(ISIPServerUserAgent uas)
{
try
{
if (!m_isAnswered)
{
m_isAnswered = true;
Log_External(new SIPMonitorConsoleEvent(SIPMonitorServerTypesEnum.AppServer, SIPMonitorEventTypesEnum.DialPlan, "Client call cancelled halting dial plan.", Owner));
if (CallCancelledByClient != null)
{
CallCancelledByClient(CallCancelCause.ClientCancelled);
}
}
else
{
logger.Warn("DialPlanContext ClientCallCancelled fired on already answered call.");
}
}
catch (Exception excp)
{
logger.Error("Exception DialPlanContext ClientCallCancelled. " + excp.Message);
}
finally
{
DialPlanExecutionFinished();
}
}
/// <summary>
/// An incoming call was cancelled by the caller.
/// </summary>
private void IncomingCallCancelled(ISIPServerUserAgent uas)
{
//SetText(m_signallingStatus, "incoming call cancelled for: " + uas.CallDestination + ".");
CallFinished();
}
private void Agent_TransactionComplete(ISIPServerUserAgent uas)
{
}
