private static NetworkMessage ParseMessage(Iso8583Bitmap bitmap, MessageReader mr, Iso8583MessageType messageType)
{
NetworkMessage message = new NetworkMessage(messageType);
message.Bitmap = bitmap;
// initialize the factory
message.Factory = Iso8583ElementFactory.GetConfiguredFactory(mr, messageType);
// read the primary bitmap
DataElementId currentElement = bitmap.GetNextDataElement();
do
{
message.elements[currentElement] = message.Factory.CreateElement(currentElement);
currentElement = bitmap.GetNextDataElement();
}while (currentElement != 0);
// check for secondary bitmap
if (message.Has(DataElementId.DE_001))
{
byte[] secondaryBuffer = message.GetByteArray(DataElementId.DE_001);
Iso8583Bitmap secondaryMap = new Iso8583Bitmap(secondaryBuffer, 64);
currentElement = secondaryMap.GetNextDataElement();
while (currentElement != 0)
{
message.elements[currentElement] = message.Factory.CreateElement(currentElement);
currentElement = secondaryMap.GetNextDataElement();
}
}
// return the document
return(message);
}
internal void SetDataElement(DataElementId element)
{
StringBuilder sb = new StringBuilder(binaryValue);
sb[element.GetHashCode() - offset] = '1';
binaryValue = sb.ToString();
}
internal static Iso8583Element Inflate(DataElementId id, DataElementType type, string description, int length, MessageReader mr)
{
Iso8583Element element = new Iso8583Element {
Id = id,
Type = type,
Description = description,
Length = length
};
switch (type)
{
case DataElementType.LVAR:
case DataElementType.LLVAR:
case DataElementType.LLLVAR:
string lengthStr = mr.ReadString(type.Equals(DataElementType.LVAR) ? 1 : type.Equals(DataElementType.LLVAR) ? 2 : 3);
int actualLength = int.Parse(lengthStr);
element.Buffer = mr.ReadBytes(actualLength);
break;
default:
element.Buffer = mr.ReadBytes(length);
break;
}
return(element);
}
/// <summary>
/// commented the below 2 methods as it implemets the same as set method acceptiong string as 2nd param
/// </summary>
public NetworkMessage Set <T>(DataElementId id, IDataElement <T> element) where T : class
{
if (element != null)
{
return(Set(id, element.ToByteArray()));
}
return(this);
}
public NetworkMessage Set(DataElementId id, string value)
{
if (value != null)
{
return(Set(id, Encoding.UTF8.GetBytes(value)));
}
return(this);
}
internal Iso8583Element CreateElement(DataElementId id, byte[] buffer)
{
DataElementType type = elementTypes[id];
string description = elementDescriptions[id];
int length = elementLengths[id];
return(Iso8583Element.Inflate(id, type, description, length, buffer));
}
public byte[] GetByteArray(DataElementId id)
{
if (elements.ContainsKey(id))
{
Iso8583Element element = elements[id];
return(element.Buffer);
}
return(null);
}
public string GetString(DataElementId id)
{
if (elements.ContainsKey(id))
{
Iso8583Element element = elements[id];
return(Encoding.ASCII.GetString(element.Buffer));
}
return(null);
}
public NetworkMessage Set(DataElementId id, byte[] buffer)
{
if (buffer != null)
{
Iso8583Element element = Factory.CreateElement(id, buffer);
elements[id] = element;
}
return(this);
}
public DE48_AdministrativelyDirectedTaskCode GetByteConstant(DataElementId id)
{
if (elements.ContainsKey(id))
{
Iso8583Element element = elements[id];
return((DE48_AdministrativelyDirectedTaskCode)(Object)(element.Buffer[0]));
}
return(default(DE48_AdministrativelyDirectedTaskCode));
}
public TResult GetDataElement <TResult>(DataElementId id) where TResult : IDataElement <TResult>
{
if (elements.ContainsKey(id))
{
Iso8583Element element = elements[id];
return(element.GetConcrete <TResult>());
}
return(default(TResult));
}
public decimal GetAmount(DataElementId id)
{
if (elements.ContainsKey(id))
{
Iso8583Element element = elements[id];
return(StringUtils.ToAmount(Encoding.ASCII.GetString(element.Buffer)));
}
return(0);
}
public new string ToString()
{
StringBuilder sb = new StringBuilder();
// put the MTI
if (!string.IsNullOrEmpty(MessageTypeIndicator))
{
sb.Append(string.Format("MTI: {0}\r\n", MessageTypeIndicator));
}
// deal with the bitmaps
GenerateBitmaps();
sb.Append(string.Format("P_BITMAP: {0}\r\n", Bitmap.ToHexString()));
// primary bitmap
DataElementId currentElement = Bitmap.GetNextDataElement();
do
{
Iso8583Element element = elements[currentElement];
if (currentElement.Equals(DataElementId.DE_001))
{
sb.Append(string.Format("S_BITMAP: {0}\r\n", secondaryBitmap.ToHexString()));
}
else
{
// special handling for DE 55
if (element.Id.Equals(DataElementId.DE_055))
{
byte[] buffer = element.Buffer;
sb.Append(string.Format("{0}: {1}{2}\r\n", element.Id, StringUtils.PadLeft(buffer.Length, 3, '0'), StringUtils.HexFromBytes(buffer)));
}
else
{
sb.Append(string.Format("{0}: {1}\r\n", element.Id, Encoding.UTF8.GetString(element.GetSendBuffer())));
}
}
currentElement = Bitmap.GetNextDataElement();
}while (currentElement != 0);
// secondary bitmap
if (messageType.Equals(Iso8583MessageType.CompleteMessage))
{
currentElement = secondaryBitmap.GetNextDataElement();
while (currentElement != 0)
{
Iso8583Element element = elements[currentElement];
sb.Append(string.Format("{0}: {1}\r\n", element.Id, Encoding.ASCII.GetString(element.GetSendBuffer())));
currentElement = secondaryBitmap.GetNextDataElement();
}
}
return(sb.ToString());
}
internal static Iso8583Element Inflate(DataElementId id, DataElementType type, string description, int length, byte[] buffer)
{
Iso8583Element element = new Iso8583Element {
Id = id,
Type = type,
Description = description,
Length = length,
Buffer = buffer
};
return(element);
}
public byte[] BuildMessage(bool addBitmapAsString)
{
MessageWriter mw = new MessageWriter();
// put the MTI
if (!string.IsNullOrEmpty(MessageTypeIndicator))
{
mw.AddRange(Encoding.UTF8.GetBytes(MessageTypeIndicator));
}
// deal with the bitmaps
GenerateBitmaps();
if (addBitmapAsString)
{
mw.AddRange(Encoding.UTF8.GetBytes(Bitmap.ToHexString()));
}
else
{
mw.AddRange(Bitmap.ToByteArray());
}
// primary bitmap
DataElementId currentElement = Bitmap.GetNextDataElement();
do
{
if (elements.ContainsKey(currentElement))
{
Iso8583Element element = elements[currentElement];
mw.AddRange(element.GetSendBuffer());
}
currentElement = Bitmap.GetNextDataElement();
}while (currentElement != 0);
// secondary bitmap
if (messageType.Equals(Iso8583MessageType.CompleteMessage))
{
currentElement = secondaryBitmap.GetNextDataElement();
while (currentElement != 0)
{
Iso8583Element element = elements[currentElement];
mw.AddRange(element.GetSendBuffer());
currentElement = secondaryBitmap.GetNextDataElement();
}
}
return(mw.ToArray());
}
public DateTime?GetDate(DataElementId id, string formatter)
{
string value = GetString(id);
if (!string.IsNullOrEmpty(value))
{
try {
return(DateTime.ParseExact(value, formatter, CultureInfo.InvariantCulture));
}
catch (Exception) {
return(null);
}
}
return(null);
}
public DE48_CardType GetStringConstant(DataElementId id)
{
if (elements.ContainsKey(id))
{
Iso8583Element element = elements[id];
string value = Encoding.ASCII.GetString(element.Buffer);
//DE48_CardType rvalue = (DE48_CardType)Enum.Parse(typeof(DE48_CardType),StringUtils.Trim(value));
DE48_CardType rvalue = EnumConverter.FromMapping <DE48_CardType>(Target.NWS, StringUtils.Trim(value));
if (rvalue == default(DE48_CardType))
{
rvalue = EnumConverter.FromMapping <DE48_CardType>(Target.NWS, value);
}
return(rvalue);
}
return(default(DE48_CardType));
}
public bool IsPresent(DataElementId element)
{
return(binaryValue[(int.Parse(EnumConverter.GetMapping(Target.NWS, element)) - offset)] == '1');
}
private void AddElementMapping(DataElementId id, DataElementType type, string description, int length)
{
elementTypes[id] = type;
elementDescriptions[id] = description;
elementLengths[id] = length;
}
public bool Has(DataElementId id)
{
return(elements.ContainsKey(id));
}