/// <summary>
/// Creates a Transaction for an offer
/// </summary>
/// <param name="BO">BitOffer you want to buy</param>
public BitTransaction(BitOffer BO)
{
Offer = BO.Index;
AddressSeller = BO.Address;
TransactionTime = DateTime.Now;
_buyerComment = _sellerComment = _addrBuyer = null;
_amount = 0;
}
private bool setOffer(BitOffer BO, GenericMessage M)
{
if (getValue(M.RawContent, "Title") != null)
{
try
{
BO.Title = getValue(M.RawContent, "Title");
}
catch (Exception ex)
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "Cannot edit the offer: " + ex.Message, Server = M.Server
});
return(false);
}
}
if (getValue(M.RawContent, "Description") != null)
{
try
{
BO.Description = Encoding.UTF8.GetString(A85(getValue(M.RawContent, "Description")));
}
catch (Exception ex)
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "Cannot edit the offer: " + ex.Message, Server = M.Server
});
return(false);
}
}
if (getValue(M.RawContent, "Category") != null)
{
int cat = 0;
if (int.TryParse(getValue(M.RawContent, "Category"), out cat) && cat > -3 && cat != 0)
{
try
{
BitCategory BC = new BitCategory(cat);
BO.Category = cat;
}
catch (Exception ex)
{
sendErr(new GenericMessage()
{
Sender = M.Sender, RawContent = "Cannot edit the offer: " + ex.Message, Server = M.Server
});
return(false);
}
}
}
if (getValue(M.RawContent, "Files") != null)
{
string[] fIndexes = getValue(M.RawContent, "Files").Split(',');
if (fIndexes.Length > 1 || !string.IsNullOrEmpty(fIndexes[0].ToString()))
{
try
{
for (int i = 0; i < fIndexes.Length; i++)
{
int.Parse(fIndexes[i]);
}
BO.Files = getValue(M.RawContent, "Files");
}
catch (Exception ex)
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "Cannot edit the offer: " + ex.Message, Server = M.Server
});
return(false);
}
}
else
{
}
}
if (getValue(M.RawContent, "Stock") != null)
{
try
{
int sCount = int.Parse(getValue(M.RawContent, "Stock"));
if (sCount > -2)
{
BO.Stock = sCount;
}
else
{
throw new Exception("Invalid stock count");
}
}
catch (Exception ex)
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "Cannot edit the offer: " + ex.Message, Server = M.Server
});
return(false);
}
}
if (getValue(M.RawContent, "PriceMap") != null)
{
try
{
PriceMap PM = new PriceMap(getValue(M.RawContent, "PriceMap"));
BO.Prices = PM.ToString();
}
catch (Exception ex)
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "Cannot edit the offer: " + ex.Message, Server = M.Server
});
return(false);
}
}
return(true);
}
private void parseOffer(GenericMessage M)
{
//OFFER <ID> <ACTION>
//ACTION: GET,SET,DEL,BUY
string[] Parts = M.Command.Split(' ');
if (Parts.Length == 3)
{
int index = -1;
if (int.TryParse(Parts[1], out index))
{
BitOffer BO;
switch (Parts[2].ToUpper())
{
case "GET":
try
{
BO = new BitOffer(index);
sendMsg(new GenericMessage()
{
Receiver = M.Sender,
Command = M.Command,
RawContent = string.Format(@"Title={0}
Description={1}
Address={2}
Category={3}
Files={4}
Stock={5},{6}
PriceMap={7}
LastModify={8}
",
BO.Title, A85(Encoding.UTF8.GetBytes(BO.Description)),
BO.Address, BO.Category, BO.Files, BO.Stock,
BO.Stock > -1 ? BO.Stock - getUnconfirmedStock(BO.Index) : -1,
BO.Prices, BO.LastModify.ToString("dd.MM.yyyy hh:mm:ss")),
Server = M.Server
});
}
catch
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "Invalid Offer ID", Server = M.Server
});
}
break;
case "SET":
if (index >= 0)
{
try
{
BO = new BitOffer(index);
}
catch
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "Invalid Offer ID", Server = M.Server
});
break;
}
if (BO.Address == M.Sender)
{
if (setOffer(BO, M))
{
if (BO.Category == -2)
{
sendMsg(new GenericMessage()
{
Receiver = M.Sender, Command = "OFFER " + BO.Index.ToString() + " SET", RawContent = BO.Index.ToString(), Server = M.Server
});
}
else
{
sendBroadcast(new GenericMessage()
{
Command = "OFFER " + BO.Index.ToString() + " SET", RawContent = BO.Index.ToString(), Server = M.Server
});
}
}
}
else
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "This is not your offer. You cannot modify it", Server = M.Server
});
}
}
else
{
//new offer
BO = new BitOffer();
if (setOffer(BO, M))
{
if (BO.Category == -2)
{
sendMsg(new GenericMessage()
{
Receiver = M.Sender, Command = "OFFER -1 SET", RawContent = BO.Index.ToString(), Server = M.Server
});
}
else
{
sendBroadcast(new GenericMessage()
{
Command = "OFFER -1 SET", RawContent = BO.Index.ToString(), Server = M.Server
});
}
}
}
break;
case "DEL":
if (index >= 0)
{
try
{
BO = new BitOffer(index);
}
catch
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "Invalid Offer ID", Server = M.Server
});
break;
}
if (BO.Address == M.Sender)
{
bool hidden = BO.Category == -2;
BO.Kill();
if (hidden)
{
sendMsg(new GenericMessage()
{
Receiver = M.Sender, Command = "OFFER " + index.ToString() + " DEL", RawContent = index.ToString(), Server = M.Server
});
}
else
{
sendBroadcast(new GenericMessage()
{
Command = "OFFER " + index.ToString() + " DEL", RawContent = index.ToString(), Server = M.Server
});
}
}
else
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "This is not your offer. You cannot modify it", Server = M.Server
});
}
}
break;
case "BUY":
if (index >= 0)
{
try
{
BO = new BitOffer(index);
}
catch
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "Invalid Offer ID", Server = M.Server
});
break;
}
if (BO.Address != M.Sender)
{
var NVC = Base.ParseContent(M.RawContent);
int amount, understock;
//check if valid amount
if (!string.IsNullOrEmpty(NVC["Amount"]) && int.TryParse(NVC["Amount"], out amount) && amount > 0)
{
//check or create underStock
if (!string.IsNullOrEmpty(NVC["UnderStock"]))
{
if (!int.TryParse(NVC["UnderStock"], out understock) || understock <= 0 || understock > amount)
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "Invalid UnderStock value", Server = M.Server
});
break;
}
}
else
{
understock = amount;
}
if (BO.CanBuy(amount, understock))
{
BitTransaction BT = BO.Buy(amount, understock);
if (BT != null)
{
BT.AddressBuyer = M.Sender;
sendMsg(new GenericMessage()
{
Receiver = M.Sender, Command = M.Command, RawContent = BT.Index.ToString(), Server = M.Server
});
sendMsg(new GenericMessage()
{
Receiver = BT.AddressSeller,
Command = M.Command,
RawContent = string.Format(@"ID={0}
AddressBuyer={1}
Amount={2}
Understock={3}
Message={4}",
BT.Index.ToString(), BT.AddressBuyer,
amount, understock, NVC["Message"]),
Server = M.Server
});
}
else
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "Cannot buy the specific amount. Did you match the pricemap?", Server = M.Server
});
}
}
}
else
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "Invalid stock amount", Server = M.Server
});
}
}
else
{
sendErr(new GenericMessage()
{
Receiver = M.Sender, RawContent = "You cannot buy your own stuff", Server = M.Server
});
}
}
break;
}
}
}
}