private SIPRequest GetInviteRequest(string callURI, SIPCallDescriptor sipCallDescriptor)
{
SIPFromHeader fromHeader = sipCallDescriptor.GetFromHeader();
SIPRequest inviteRequest = new SIPRequest(SIPMethodsEnum.INVITE, SIPURI.ParseSIPURI(callURI))
{
LocalSIPEndPoint = m_blackhole
};
SIPHeader inviteHeader = new SIPHeader(fromHeader, new SIPToHeader(null, inviteRequest.URI, null), 1, CallProperties.CreateNewCallId());
inviteHeader.From.FromTag = CallProperties.CreateNewTag();
// For incoming calls forwarded via the dial plan the username needs to go into the Contact header.
inviteHeader.Contact = new List <SIPContactHeader>()
{
new SIPContactHeader(null, new SIPURI(inviteRequest.URI.Scheme, m_blackhole))
};
inviteHeader.CSeqMethod = SIPMethodsEnum.INVITE;
inviteRequest.Header = inviteHeader;
SIPViaHeader viaHeader = new SIPViaHeader(m_blackhole, CallProperties.CreateBranchId());
inviteRequest.Header.Vias.PushViaHeader(viaHeader);
try
{
if (sipCallDescriptor.CustomHeaders != null && sipCallDescriptor.CustomHeaders.Count > 0)
{
foreach (string customHeader in sipCallDescriptor.CustomHeaders)
{
if (customHeader.IsNullOrBlank())
{
continue;
}
else if (customHeader.Trim().StartsWith(SIPHeaders.SIP_HEADER_USERAGENT))
{
inviteRequest.Header.UserAgent = customHeader.Substring(customHeader.IndexOf(":") + 1).Trim();
}
else
{
inviteRequest.Header.UnknownHeaders.Add(customHeader);
}
}
}
}
catch (Exception excp)
{
logger.Error("Exception Parsing CustomHeader for GetInviteRequest. " + excp.Message + sipCallDescriptor.CustomHeaders);
}
return(inviteRequest);
}
private SIPRequest GetRequest(SIPMethodsEnum method)
{
try
{
SIPURI uri = SIPURI.ParseSIPURIRelaxed(m_callDescriptor.Uri);
SIPRequest request = new SIPRequest(method, uri);
SIPFromHeader fromHeader = m_callDescriptor.GetFromHeader();
fromHeader.FromTag = CallProperties.CreateNewTag();
SIPToHeader toHeader = new SIPToHeader(null, uri, null);
int cseq = Crypto.GetRandomInt(10000, 20000);
SIPHeader header = new SIPHeader(fromHeader, toHeader, cseq, CallProperties.CreateNewCallId());
header.CSeqMethod = method;
header.UserAgent = m_userAgent;
request.Header = header;
SIPViaHeader viaHeader = new SIPViaHeader(m_sipTransport.GetDefaultSIPEndPoint(), CallProperties.CreateBranchId());
request.Header.Vias.PushViaHeader(viaHeader);
try
{
if (m_callDescriptor.CustomHeaders != null && m_callDescriptor.CustomHeaders.Count > 0)
{
foreach (string customHeader in m_callDescriptor.CustomHeaders)
{
if (customHeader.IsNullOrBlank())
{
continue;
}
else if (customHeader.Trim().StartsWith(SIPHeaders.SIP_HEADER_USERAGENT))
{
request.Header.UserAgent = customHeader.Substring(customHeader.IndexOf(":") + 1).Trim();
}
else
{
request.Header.UnknownHeaders.Add(customHeader);
}
}
}
}
catch (Exception excp)
{
logger.Error("Exception Parsing CustomHeader for SIPNonInviteClientUserAgent GetRequest. " + excp.Message + m_callDescriptor.CustomHeaders);
}
if (!m_callDescriptor.Content.IsNullOrBlank())
{
request.Body = m_callDescriptor.Content;
request.Header.ContentType = m_callDescriptor.ContentType;
request.Header.ContentLength = request.Body.Length;
}
return(request);
}
catch (Exception excp)
{
logger.Error("Exception SIPNonInviteClientUserAgent GetRequest. " + excp.Message);
throw excp;
}
}
