public SourceNodeManager()
{
_db = new SourceNodeDAO();
}
public static Iso8583Message ProcessIncommingMessage(int sourceId, Iso8583Message originalMessage)
{
SourceNode sourceNode = new SourceNodeDAO().GetById(sourceId);
//Configure Original Data Element
DateTime transmissionDate = DateTime.UtcNow;
//Configuring the original data element (intended for transaction matching (e.g. to identify a transaction for correction or reversal)
//consists of 5 data elements: MTI (1-4), STAN (5-10), Date&Time (11-20), AcquirerInsttutionCode (21-31), ForwardingInstCode(32-42)
string transactionDate = string.Format("{0}{1}",
string.Format("{0:00}{1:00}", transmissionDate.Month, transmissionDate.Day),
string.Format("{0:00}{1:00}{2:00}", transmissionDate.Hour,
transmissionDate.Minute, transmissionDate.Second));
//string originalDataElement = $"{originalMessage.MessageTypeIdentifier}{originalMessage.Fields[11]}{transactionDate}";
string originalDataElement = originalMessage.MessageTypeIdentifier.ToString() + originalMessage.Fields[11] + transactionDate;
//if the originalDataElement is empty (for non-reversal), add it
if (!(originalMessage.Fields.Contains(MessageField.ORIGINAL_DATA_ELEMENT_FIELD)))
{
originalMessage.Fields.Add(MessageField.ORIGINAL_DATA_ELEMENT_FIELD, originalDataElement);
}
MessageLogger.LogMessage("Validating message...");
//check if it's a reversal message
if (originalMessage.MessageTypeIdentifier == MTI.REVERSAL_ADVICE || originalMessage.MessageTypeIdentifier == MTI.REPEAT_REVERSAL_ADVICE)
{
MessageLogger.LogMessage("\nReversal message!");
//confirm that this transaction actually needs to be reversed
bool isReversal;
Iso8583Message reversalMessage = GetReversalMessage(originalMessage, out isReversal);
if (!isReversal)
{
MessageLogger.LogMessage("Invalid Reversal transaction");
return(reversalMessage);
}
//continue if it's a reversal message
originalMessage = reversalMessage;
}
string cardPan = originalMessage.Fields[MessageField.CARD_PAN_FIELD].ToString();
decimal amount = Convert.ToDecimal(originalMessage[MessageField.AMOUNT_FIELD].Value); //The amount is in kobo
string channelCode = originalMessage.Fields[MessageField.CHANNEL_ID_FIELD].Value.ToString().Substring(0, 2);
string tTypeCode = originalMessage.Fields[MessageField.TRANSACTION_TYPE_FIELD].Value.ToString().Substring(0, 2); //first two positions for the transaction type
string expiryDate = originalMessage.Fields[MessageField.EXPIRY_DATE_FIELD].Value.ToString();
DateTime expiryDateOfCard = ConvertToDateTime(expiryDate);
Iso8583Message responseMessage; //rsponse message to return after performing some checks
if (expiryDateOfCard <= DateTime.Now) //card expired
{
responseMessage = SetReponseMessage(originalMessage, ResponseCode.EXPIRED_CARD.ToString());
MessageLogger.LogMessage("Expired card");
return(responseMessage);
}
//check the amount, only for balance enq should the amount be zero
if (amount <= 0 && tTypeCode != TransactionTypeCode.BALANCE_ENQUIRY.ToString())
{
responseMessage = SetReponseMessage(originalMessage, ResponseCode.INVALID_AMOUNT.ToString()); //Invalid amount
MessageLogger.LogMessage("Invalid Amount");
return(responseMessage);
}
Combo theCombo = null;
Scheme theScheme = null;
var sourceNodeSchemes = sourceNode.Schemes;
string pan = originalMessage.Fields[MessageField.CARD_PAN_FIELD].Value.ToString();
var route = new RouteDAO().GetByCardBIN(pan.Substring(0, 6));
if (route == null)
{
MessageLogger.LogMessage("Route is null.");
responseMessage = SetReponseMessage(originalMessage, ResponseCode.ROUTING_ERROR.ToString());
return(responseMessage);
}
//get the sourcenode by the route
theScheme = sourceNodeSchemes.Where(s => s.Route.ID == route.ID).FirstOrDefault();
if (theScheme == null)
{
MessageLogger.LogMessage("No such secheme");
responseMessage = SetReponseMessage(originalMessage, ResponseCode.TRANSACTION_NOT_PERMITTED_ON_TERMINAL.ToString());
return(responseMessage);
}
theCombo = theScheme.Combos.Where(c => c.TransactionType.Code.Equals(tTypeCode) && c.Channel.Code.Equals(channelCode)).FirstOrDefault();
if (theCombo == null) //of course, scheme also = null
{
MessageLogger.LogMessage("Invalid transaction type-channel-fee combo");
responseMessage = SetReponseMessage(originalMessage, ResponseCode.TRANSACTION_NOT_PERMITTED_ON_TERMINAL.ToString()); // Transaction not allowed on terminal
return(responseMessage);
}
var sinkNnode = route.SinkNode;
if (sinkNnode == null)
{
MessageLogger.LogMessage("Sink node is null.");
responseMessage = SetReponseMessage(originalMessage, ResponseCode.ISSUER_OR_SWITCH_INOPERATIVE.ToString());
return(responseMessage);
}
//At this point, everything is assumed to be okay
Fee fee = theCombo.Fee;
if (fee == null)
{
MessageLogger.LogMessage("Unacceptable transaction fee");
responseMessage = SetReponseMessage(originalMessage, ResponseCode.UNACCEPTABLE_TRANSACTION_FEE.ToString()); // Transaction type not allowed in this scheme
return(responseMessage);
}
//calculate the transaction fee and embed in the message
originalMessage = SetTransactionFee(originalMessage, ComputeFee(fee, amount));
var clientPeer = Program.ClientPeers.Where(p => p.Name.Equals(theScheme.Route.SinkNode.ID.ToString())).FirstOrDefault();
if (clientPeer == null)
{
MessageLogger.LogMessage("Clientpeer is null");
originalMessage = SetReponseMessage(originalMessage, ResponseCode.ISSUER_OR_SWITCH_INOPERATIVE.ToString());
return(originalMessage);
}
////////
Iso8583Message replyFromFEP = SendMessageToFEP(clientPeer, originalMessage); //sends message to the client
return(replyFromFEP);
}
public IndexUI()
{
SourceNodeDAO sourceNodeDAO = new SourceNodeDAO();
AddSection()
.StretchFields(50)
.WithTitle("Search Source Nodes")
.IsCollapsible()
.IsFramed()
.WithColumns(new List <Column>()
{
new Column(new List <IField>()
{
Map(x => x.Name).AsSectionField <TextBox>().TextFormatIs("^[ a-zA-Z]+$")
}),
new Column(new List <IField>()
{
Map(x => x.IpAddress).AsSectionField <TextBox>().TextFormatIs(@"^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$")
}),
new Column(new List <IField>()
{
Map(x => x.Port).AsSectionField <TextBox>().TextFormatIs(@"^(6553[0-5]|655[0-2][0-9]|65[0-4](\d){2}|6[0-4](\d){3}|[1-5](\d){4}|[1-9](\d){0,3})$")
}),
new Column(new List <IField>()
{
//Map(x=> x.Status).AsSectionField<DropDownList>()
// .Of(Enum.GetValues(typeof(NodeStatus)).Cast<NodeStatus>().ToList())
// .ListOf(x => x.ToString(), x => x)
// .LabelTextIs("Status"),
AddSectionButton()
.ApplyMod <IconMod>(x => x.WithIcon(Ext.Net.Icon.Magnifier))
.WithText("Search")
.UpdateWith(x =>
{
return(x);
})
})
});
HasMany(x => x.AllSourceNodes)
.As <Grid>()
.ApplyMod <IconMod>(x => x.WithIcon(Ext.Net.Icon.Link))
.ApplyMod <ViewDetailsMod>(y => y.Popup <DetailsUI>("Source Node Details")
.PrePopulate <SourceNode, SourceNode>(x => x))
.Of <SourceNode>()
.WithColumn(x => x.Name)
.WithColumn(x => x.HostName)
.WithColumn(x => x.IpAddress)
.WithColumn(x => x.Port)
.WithColumn(x => x.Status)
.WithColumn(x => x.NodeType)
.WithRowNumbers()
.IsPaged <ViewSourceNodeUIModel>(10, (x, e) =>
{
int totalCount = 0;
try
{
var results = String.IsNullOrEmpty(x.Name) && String.IsNullOrEmpty(x.Port.ToString()) && String.IsNullOrEmpty(x.IpAddress) ? new SourceNodeDAO().Get() : new SourceNodeDAO().Search(x, e.Start, e.Limit, out totalCount, a => a.Name.ToLower().Contains(x.Name.ToLower()) || a.IpAddress.Contains(x.IpAddress) || a.Port == x.Port);
//var results = String.IsNullOrEmpty(x.Name) ? new SourceNodeDAO().Get() : new SourceNodeDAO().Search(x, e.Start, e.Limit, out totalCount, a => a.Name.ToLower().Contains(x.Name.ToLower()));
x.AllSourceNodes = results.ToList();
}
catch (Exception ex)
{
string msg = "Message= " + ex.Message + " Inner Exception= " + ex.InnerException;
MessageLogger.LogError(msg);
}
e.TotalCount = totalCount;
return(x);
})
.LabelTextIs("Source Nodes");
}
public SourceNodeManager(SourceNodeDAO db)
{
_db = db;
}
public AddUI()
{
string errorMsg = "";
WithTitle("Add new Source Node");
AddSection()
.WithFields(new List <IField>()
{
Map(x => x.Name).AsSectionField <TextBox>()
.WithLength(20)
.LabelTextIs("Node Name")
.Required()
.TextFormatIs("^[ a-zA-Z]+$"),
Map(x => x.HostName).AsSectionField <TextBox>()
.WithLength(30)
.LabelTextIs("Host Name")
.Required()
.TextFormatIs(@"^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$"),
Map(x => x.IpAddress).AsSectionField <TextBox>()
.WithLength(12)
.LabelTextIs("IP Address")
.Required()
.TextFormatIs(@"^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$"),
Map(x => x.Port).AsSectionField <TextBox>()
.Required()
.TextFormatIs(@"^(6553[0-5]|655[0-2][0-9]|65[0-4](\d){2}|6[0-4](\d){3}|[1-5](\d){4}|[1-9](\d){0,3})$"), // \d = [0-9]
HasMany(x => x.Schemes).AsSectionField <MultiSelect>()
.Of <Scheme>(() => { return(new SchemeDAO().Get().ToList()); })
.WithColumn(x => x.Name)
.WithColumn(x => x.Route.Name, "Route")
.WithColumn(x => x.Description)
.ListOf(x => x.Name, x => x.ID).WithEditableText()
.LabelTextIs("Schemes").Required(),
AddSectionButton()
.ApplyMod <IconMod>(x => x.WithIcon(Ext.Net.Icon.Disk))
.WithText("Add")
.SubmitTo(x =>
{
bool flag = false;
try
{
//check for uniqueness
SourceNodeDAO sourceNodeDao = new SourceNodeDAO();
if (!sourceNodeDao.isUniqueName(x.Name))
{
errorMsg += "Name must be unique";
flag = false;
}
else if (!sourceNodeDao.isUniqueHostName(x.HostName))
{
errorMsg += "Host name must be unique";
flag = false;
}
else if (!sourceNodeDao.isUniqueIpAddress(x.IpAddress))
{
errorMsg += "IP address must be unique";
flag = false;
}
else if (!sourceNodeDao.isUniquePort(x.Port))
{
errorMsg += "Port must be unique";
flag = false;
}
else
{
SourceNode sourceNode = new SourceNode {
DateCreated = DateTime.Now, DateModified = DateTime.Now, Name = x.Name, HostName = x.HostName, Port = x.Port, IpAddress = x.IpAddress, NodeType = NodeType.Server, Status = NodeStatus.Active, Schemes = x.Schemes
};
new SourceNodeDAO().Insert(sourceNode);
flag = true;
}
}
catch (Exception ex)
{
errorMsg += "An error occured";
string logMsg = "Message= " + ex.Message + " Inner Exception= " + ex.InnerException;
MessageLogger.LogError(logMsg);
}
return(flag); //Success
})
.OnSuccessDisplay(x =>
{
return(x.Name + "Node added successfully.");
})
.OnFailureDisplay(x => { return("Unable to add Node\n" + errorMsg); })
.OnSuccessRedirectTo("/sourcenodemanagement/add")
});
}
public EditUI()
{
string msg = "";
string errorMsg = String.Empty;
AddSection()
.IsFramed()
.WithTitle("Edit Source Node")
.WithColumns(new List <Column>
{
new Column(
new List <IField> {
Map(x => x.Name).AsSectionField <TextBox>().Required().TextFormatIs(TextFormat.name).WithLength(30),
Map(x => x.HostName).AsSectionField <TextBox>().Required().TextFormatIs(@"^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$"),
Map(x => x.IpAddress).AsSectionField <TextBox>().Required().TextFormatIs(@"^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$"),
Map(x => x.Port).AsSectionField <TextBox>().Required().TextFormatIs(@"^(6553[0-5]|655[0-2][0-9]|65[0-4](\d){2}|6[0-4](\d){3}|[1-5](\d){4}|[1-9](\d){0,3})$"),
Map(x => x.ID).AsSectionField <TextLabel>().ApplyMod <VisibilityMod>(m => m.Hide <SourceNode>(h => { return(true); })),
Map(x => x.Status).AsSectionField <DropDownList>()
.Of(Enum.GetValues(typeof(NodeStatus)).Cast <NodeStatus>().ToList())
.ListOf(x => x.ToString(), x => x)
.Required()
.LabelTextIs("Status"),
Map(x => x.Schemes).AsSectionField <MultiSelect>()
.Of <Scheme>(() => { return(new SchemeDAO().Get().ToList()); })
.WithColumn(x => x.Name, "Scheme")
.WithColumn(x => x.Route.Name, "Route")
//.WithColumn(x => x.Combos.Count(), "No. of combos")
.ListOf(x => x.Name, x => x.ID)
.LabelTextIs("Schemes"),
}),
})
.WithFields(new List <IField> {
AddSectionButton()
.SubmitTo(x =>
{
try
{
SourceNodeDAO sourceNodeDAO = new SourceNodeDAO();
SourceNode sourceNode = sourceNodeDAO.GetById(x.ID);
//check for uniqueness
if (!sourceNodeDAO.isUniqueName(sourceNode.Name, x.Name))
{
//errorMsg = "Sink node's name must be unique";
errorMsg = String.Format("Source Node Name {0} is Unique. Use Another", x.Name);
msg += "Source node's name must be unique";
return(false);
}
if (!sourceNodeDAO.isUniqueHostName(sourceNode.HostName, x.HostName))
{
msg += "Host name must be unique";
return(false);
}
if (!sourceNodeDAO.isUniquePort(sourceNode.Port, x.Port))
{
msg += "Sink node's Port must be unique";
return(false);
}
if (!sourceNodeDAO.isUniqueIpAddress(sourceNode.IpAddress, x.IpAddress))
{
msg += "IP Address must be unique";
return(false);
}
sourceNode.Name = x.Name;
sourceNode.HostName = x.HostName;
sourceNode.IpAddress = x.IpAddress;
sourceNode.Port = x.Port;
sourceNode.Status = x.Status;
sourceNode.NodeType = x.NodeType;
sourceNode.Schemes = x.Schemes;
sourceNode.DateModified = DateTime.Now;
sourceNodeDAO.Update(sourceNode);
return(true);
}
catch (Exception ex)
{
msg += "An error occured";
string logMsg = "Message= " + ex.Message + " Inner Exception= " + ex.InnerException;
MessageLogger.LogError(logMsg);
return(false);
}
})
.ConfirmWith(s => String.Format("Update Source Node {0} ", s.Name)).WithText("Update")
.OnSuccessDisplay(s => String.Format("Source Node \"{0}\" has been successfuly editted ", s.Name))
.OnFailureDisplay(s => String.Format("Error editting!\n {0} ", msg))
});
}
