private static void ExtractCart(WebAPIQueries queries, out long credit, out double value)
{
credit = 0;
value = 0;
foreach (var kv in queries)
{
var i = kv.Key.IndexOf("item_number", StringComparison.OrdinalIgnoreCase);
if (i < 0)
{
continue;
}
string k = "0";
if (i + 11 < kv.Key.Length)
{
k = kv.Key.Substring(i + 11);
}
if (String.IsNullOrWhiteSpace(k))
{
k = "0";
}
if (!Int32.TryParse(k, out i))
{
continue;
}
if (Insensitive.Equals(kv.Value, CMOptions.CurrencyType.TypeName))
{
var subTotal = Math.Max(0, Int64.Parse(queries["quantity" + i.ToString("#")] ?? "0"));
var subGross = Math.Max(0, Double.Parse(queries["mc_gross" + i.ToString("#")] ?? "0"));
if (subTotal <= 0)
{
subTotal = (long)(subGross / CMOptions.CurrencyPrice);
}
else
{
var expGross = subTotal * CMOptions.CurrencyPrice;
if (Math.Abs(expGross - subGross) > CMOptions.CurrencyPrice)
{
subGross = expGross;
}
}
credit += subTotal;
value += subGross;
}
}
}
public WebAPIRequest(WebAPIClient client)
{
Client = client;
Headers = new WebAPIHeaders();
Queries = new WebAPIQueries();
ContentType = FileMime.Default;
Encoding = Encoding.UTF8;
Data = String.Empty;
Length = 0;
}
private static void EndVerification(HttpWebRequest webReq, string state, HttpWebResponse webRes)
{
var content = webRes.GetContent();
if (Insensitive.Contains(content, "VERIFIED"))
{
using (var queries = new WebAPIQueries(state))
{
ProcessTransaction(queries);
}
RefreshAdminUI();
}
}
private static void EndVerification(HttpWebRequest webReq, string state, HttpWebResponse webRes)
{
var content = webRes.GetContent();
File.AppendAllLines("IPN.log", new[] { "\n\nREQUEST:\n", state, "\n\nRESPONSE:\n", content });
if (Insensitive.Contains(content, "VERIFIED"))
{
using (var queries = new WebAPIQueries(state))
{
ProcessTransaction(queries);
}
RefreshAdminUI();
}
}
private static bool VerifyValue(WebAPIQueries queries, string key, string val)
{
return(!String.IsNullOrWhiteSpace(queries[key]) && Insensitive.Equals(queries[key], val));
}
private static void ProcessTransaction(WebAPIQueries queries)
{
var id = queries["txn_id"];
if (String.IsNullOrWhiteSpace(id))
{
return;
}
var type = queries["txn_type"];
if (String.IsNullOrWhiteSpace(type) || !type.EqualsAny(true, _AcceptedTypes))
{
return;
}
var status = queries["payment_status"];
if (String.IsNullOrWhiteSpace(status))
{
return;
}
TransactionState state;
switch (status.Trim().ToUpper())
{
case "PENDING":
case "PROCESSED":
case "CREATED":
state = TransactionState.Pending;
break;
case "COMPLETED":
state = TransactionState.Processed;
break;
default:
state = TransactionState.Voided;
break;
}
long credit;
double value;
ExtractCart(queries, out credit, out value);
var custom = queries["custom"] ?? String.Empty;
var trans = Transactions.GetValue(id);
var create = trans == null;
if (create)
{
var email = queries["payer_email"] ?? String.Empty;
var notes = queries["payer_note"] ?? String.Empty;
var extra = queries["extra_info"] ?? String.Empty;
var a = Accounts.GetAccount(custom) ?? CMOptions.FallbackAccount;
Transactions[id] = trans = new DonationTransaction(id, a, email, value, credit, notes, extra);
var profile = EnsureProfile(a);
if (profile == null)
{
state = TransactionState.Voided;
trans.Extra += "{VOID: NO PROFILE}";
}
else
{
profile.Add(trans);
}
}
if (!VerifyValue(queries, "business", CMOptions.Business) &&
!VerifyValue(queries, "receiver_email", CMOptions.Business) &&
!VerifyValue(queries, "receiver_id", CMOptions.Business))
{
state = TransactionState.Voided;
trans.Extra += "{VOID: UNEXPECTED BUSINESS}";
}
if (trans.Total != value)
{
state = TransactionState.Voided;
trans.Extra += "{VOID: TOTAL CHANGED}";
}
if (queries["test"] != null || queries["test_ipn"] != null)
{
state = TransactionState.Voided;
trans.Extra += "{VOID: TESTING}";
}
switch (state)
{
case TransactionState.Processed:
trans.Process();
break;
case TransactionState.Voided:
trans.Void();
break;
}
if (create && trans.IsPending)
{
DonationEvents.InvokeTransPending(trans);
}
SpotCheck(trans.Account);
}
private static void ExtractCart(WebAPIQueries queries, out long credit, out double value)
{
credit = 0;
value = 0;
foreach (var kv in queries)
{
var i = kv.Key.IndexOf("item_number", StringComparison.OrdinalIgnoreCase);
if (i < 0)
{
continue;
}
string k = "0";
if (i + 11 < kv.Key.Length)
{
k = kv.Key.Substring(i + 11);
}
if (String.IsNullOrWhiteSpace(k))
{
k = "0";
}
if (!Int32.TryParse(k, out i))
{
continue;
}
if (Insensitive.Equals(kv.Value, CMOptions.CurrencyType.TypeName))
{
var subTotal = Math.Max(0, Int64.Parse(queries["quantity" + i.ToString("#")] ?? "0"));
var subGross = Math.Max(0, Double.Parse(queries["mc_gross" + i.ToString("#")] ?? "0"));
if (subTotal <= 0)
{
subTotal = (long)(subGross / CMOptions.CurrencyPrice);
}
else
{
var expGross = subTotal * CMOptions.CurrencyPrice;
if (Math.Abs(expGross - subGross) > CMOptions.CurrencyPrice)
{
subGross = expGross;
}
}
credit += subTotal;
value += subGross;
}
}
}
private static bool VerifyValue(WebAPIQueries queries, string key, string val)
{
return !String.IsNullOrWhiteSpace(queries[key]) && Insensitive.Contains(queries[key], val);
}
private static void ProcessTransaction(WebAPIQueries queries)
{
var id = queries["txn_id"];
if (String.IsNullOrWhiteSpace(id))
{
return;
}
var status = queries["payment_status"];
if (String.IsNullOrWhiteSpace(status))
{
return;
}
TransactionState state;
status = status.Trim();
switch (status.ToUpper())
{
case "PENDING":
case "IN-PROGRESS":
state = TransactionState.Pending;
break;
case "COMPLETED":
state = TransactionState.Processed;
break;
default:
state = TransactionState.Voided;
break;
}
long credit;
double value;
ExtractCart(queries, out credit, out value);
var custom = queries["custom"] ?? String.Empty;
var trans = Transactions.GetValue(id);
if (trans == null)
{
var email = queries["payer_email"] ?? String.Empty;
var notes = queries["payer_note"] ?? String.Empty;
var extra = queries["extra_info"] ?? String.Empty;
var a = Accounts.GetAccount(custom) ?? CMOptions.FallbackAccount;
Transactions[id] = trans = new DonationTransaction(id, a, email, value, credit, notes, extra);
var profile = EnsureProfile(a);
if (profile == null)
{
state = TransactionState.Voided;
trans.Extra += "{VOID: NO PROFILE}";
}
else
{
profile.Add(trans);
}
}
if (!VerifyValue(queries, "business", CMOptions.Business) && !VerifyValue(queries, "receiver_email", CMOptions.Business) &&
!VerifyValue(queries, "receiver_id", CMOptions.Business))
{
state = TransactionState.Voided;
trans.Extra += "{VOID: UNEXPECTED BUSINESS}";
}
if (trans.Total != value)
{
state = TransactionState.Voided;
trans.Extra += "{VOID: TOTAL CHANGED}";
}
if (queries["test"] != null || queries["test_ipn"] != null)
{
state = TransactionState.Voided;
trans.Extra += "{VOID: TESTING}";
}
switch (state)
{
case TransactionState.Processed:
trans.Process();
break;
case TransactionState.Voided:
trans.Void();
break;
}
SpotCheck(trans.Account);
}
private static void EndVerification(HttpWebRequest webReq, string state, HttpWebResponse webRes)
{
var content = webRes.GetContent();
if (Insensitive.Contains(content, "VERIFIED"))
{
using (var queries = new WebAPIQueries(state))
{
ProcessTransaction(queries);
}
RefreshAdminUI();
}
}
