public static MyMsrpSession TakeIncomingSession(MySipStack sipStack, MsrpSession session, SipMessage message)
{
MyMsrpSession msrpSession = null;
MediaType mediaType;
SdpMessage sdp = message.getSdpMessage();
String fromUri = message.getSipHeaderValue("f");
if (String.IsNullOrEmpty(fromUri))
{
LOG.Error("Invalid fromUri");
return(null);
}
if (sdp == null)
{
LOG.Error("Invalid Sdp content");
return(null);
}
String fileSelector = sdp.getSdpHeaderAValue("message", "file-selector");
mediaType = String.IsNullOrEmpty(fileSelector) ? MediaType.Chat : MediaType.FileTransfer;
if (mediaType == MediaType.Chat)
{
msrpSession = MyMsrpSession.CreateIncomingSession(sipStack, session, mediaType, fromUri);
}
else
{
String name = null;
String type = null;
String[] attributes = fileSelector.Split(" ".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
foreach (String attribute in attributes)
{
String[] avp = attribute.Split(":".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
if (avp.Length >= 2)
{
if (String.Equals(avp[0], "name", StringComparison.InvariantCultureIgnoreCase) && avp[1] != null)
{
name = avp[1].Replace("\"", String.Empty);
}
if (String.Equals(avp[0], "type", StringComparison.InvariantCultureIgnoreCase) && avp[1] != null)
{
type = avp[1];
}
}
}
if (name == null)
{
LOG.Error("Invalid file name");
return(null);
}
msrpSession = MyMsrpSession.CreateIncomingSession(sipStack, session, mediaType, fromUri);
msrpSession.filePath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Personal), String.Format("{0}/{1}", MyMsrpSession.DESTINATION_FOLDER, name));
msrpSession.fileType = type;
}
return(msrpSession);
}
public static MyMsrpSession TakeIncomingSession(MySipStack sipStack, MsrpSession session, SipMessage message)
{
SdpMessage sdp = message.getSdpMessage();
string fromUri = message.getSipHeaderValue("f");
MyMsrpSession result;
if (string.IsNullOrEmpty(fromUri))
{
MyMsrpSession.LOG.Error("Invalid fromUri");
result = null;
}
else if (sdp == null)
{
MyMsrpSession.LOG.Error("Invalid Sdp content");
result = null;
}
else
{
string fileSelector = sdp.getSdpHeaderAValue("message", "file-selector");
MediaType mediaType = string.IsNullOrEmpty(fileSelector) ? MediaType.Chat : MediaType.FileTransfer;
MyMsrpSession msrpSession;
if (mediaType == MediaType.Chat)
{
msrpSession = MyMsrpSession.CreateIncomingSession(sipStack, session, mediaType, fromUri);
}
else
{
string type = null;
int nameIndexStart = fileSelector.IndexOf("name:\"");
if (nameIndexStart == -1)
{
MyMsrpSession.LOG.Error("No name attribute");
result = null;
return(result);
}
int nameIndexEnd = fileSelector.IndexOf("\"", nameIndexStart + 6);
if (nameIndexEnd == -1)
{
MyMsrpSession.LOG.Error("Invalid name attribute");
result = null;
return(result);
}
string name = fileSelector.Substring(nameIndexStart + 6, nameIndexEnd - nameIndexStart - 6).Trim();
fileSelector = fileSelector.Substring(0, nameIndexStart) + fileSelector.Substring(nameIndexEnd + 1, fileSelector.Length - nameIndexEnd - 1);
string[] attributes = fileSelector.Split(" ".ToCharArray(), System.StringSplitOptions.RemoveEmptyEntries);
string[] array = attributes;
for (int i = 0; i < array.Length; i++)
{
string attribute = array[i];
string[] avp = attribute.Split(":".ToCharArray(), System.StringSplitOptions.RemoveEmptyEntries);
if (avp.Length >= 2)
{
if (string.Equals(avp[0], "type", System.StringComparison.InvariantCultureIgnoreCase) && avp[1] != null)
{
type = avp[1];
}
}
}
msrpSession = MyMsrpSession.CreateIncomingSession(sipStack, session, mediaType, fromUri);
msrpSession.mFilePath = System.IO.Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.Personal), string.Format("{0}/{1}", "Doubango\\SharedContent", name));
msrpSession.mFileType = type;
}
result = msrpSession;
}
return(result);
}
