internal static string SendAndReceive(DataTransferObject dto)
{
string dtoString = dto.Serialize();
OpenDentalServer.ServiceMain service = new OpenDentBusiness.OpenDentalServer.ServiceMain();
service.Url = ServerURI;
if (MidTierProxyAddress != null && MidTierProxyAddress != "")
{
IWebProxy proxy = new WebProxy(MidTierProxyAddress);
ICredentials cred = new NetworkCredential(MidTierProxyUserName, MidTierProxyPassword);
proxy.Credentials = cred;
service.Proxy = proxy;
}
//The default useragent is
//Mozilla/4.0 (compatible; MSIE 6.0; MS Web Services Client Protocol 4.0.30319.296)
//But DHS firewall doesn't allow that. MSIE 6.0 is probably too old, and their firewall also looks for IE8Mercury.
service.UserAgent = "Mozilla/4.0 (compatible; MSIE 7.0; MS Web Services Client Protocol 4.0.30319.296; IE8Mercury)";
string result = service.ProcessRequest(dtoString);
//The web service (xml) serializer/deserializer is removing the '\r' portion of our newlines during the data transfer.
//Replacing the string is not the best solution but it works for now. The replacing happens inside ProcessRequest() (server side) and here (client side).
//It's done server side for usage purposes within the methods being called (exampe: inserting into db) and then on the client side for displaying purposes.
if (result != null)
{
result = result.Replace("\n", "\r\n");
}
return(result);
}
internal static byte[] SendAndReceive(DataTransferObject dto)
{
byte[] data = dto.Serialize();
//#if DEBUG
// string xmlString=Encoding.UTF8.GetString(data);
// Debug.WriteLine("Client Sent: "+xmlString);
//#endif
if (client == null)
{
try{
client = new TcpClient(ServerName, ServerPort);
netStream = client.GetStream();
}
catch {
throw new Exception("Server is refusing the connection. Either the server program is not running, or a port on the server is being blocked by a firewall.");
}
}
try{
netStream.Write(data, 0, data.Length);
}
catch (Exception e) {
netStream.Close();
client.Close();
client = null;
throw e;
}
//Receive the TcpServer.response-------------------------------------
Byte[] buffer = new Byte[16384]; //a power of 2 that will easily cover average size result sets.
//MemoryStream memStream=new MemoryStream();
int numberOfBytesRead = 0;
StringBuilder strBuild = new StringBuilder();
//int readValue;
Decoder decoder = Encoding.UTF8.GetDecoder();
char[] chars;
do
{
//this next line blocks until the response comes back
numberOfBytesRead = netStream.Read(buffer, 0, buffer.Length);
//readValue=netStream.ReadByte();
// Use Decoder class to convert from bytes to UTF8
// in case a character spans two buffers.
chars = new char[decoder.GetCharCount(buffer, 0, numberOfBytesRead)];
decoder.GetChars(buffer, 0, numberOfBytesRead, chars, 0);
strBuild.Append(chars);
// Check for EOF or an empty message.
if (strBuild.ToString().IndexOf("<EOF>") != -1)
{
break;
}
}while(numberOfBytesRead != 0); //netStream.DataAvailable);
strBuild.Replace("<EOF>", "");
//memStream must be decoupled by converting to byte[] and then back to memStream.
buffer = Encoding.UTF8.GetBytes(strBuild.ToString()); //memStream.ToArray();
return(buffer);
}
///<summary>Optionally set hasConnectionLost true to keep the calling thread here until a connection to the Middle Tier connection can be established
///in the event of a web connection failure. Set hasConnectionLost to false if a throw is desired when a connection cannot be made.</summary>
internal static string SendAndReceive(DataTransferObject dto, bool hasConnectionLost = true)
{
//Anyone trying to invoke a method other than CheckUserAndPassword must first check the current HasLoginFailed status as to not call the middle tier too often.
bool isCheckUserAndPassword = (dto.MethodName == nameof(OpenDentBusiness) + "." + nameof(Userods) + "." + nameof(Userods.CheckUserAndPassword));
if (!isCheckUserAndPassword && HasLoginFailed)
{
throw new ODException("Invalid username or password.", ODException.ErrorCodes.CheckUserAndPasswordFailed);
}
string dtoString = dto.Serialize();
IOpenDentalServer service = OpenDentBusiness.WebServices.OpenDentalServerProxy.GetOpenDentalServerInstance();
return(SendAndReceiveRecursive(service, dtoString, hasConnectionLost));
}
internal static string SendAndReceive(DataTransferObject dto)
{
string dtoString = dto.Serialize();
OpenDentalServer.ServiceMain service = new OpenDentBusiness.OpenDentalServer.ServiceMain();
service.Url = ServerURI;
string result = service.ProcessRequest(dtoString);
//The web service (xml) serializer/deserializer is removing the '\r' portion of our newlines during the data transfer.
//Replacing the string is not the best solution but it works for now. The replacing happens inside ProcessRequest() (server side) and here (client side).
//It's done server side for usage purposes within the methods being called (exampe: inserting into db) and then on the client side for displaying purposes.
if (result != null)
{
result = result.Replace("\n", "\r\n");
}
return(result);
}
