private static bool IsConfigured(PaymentGatewayCollection gateways, string classId)
{
foreach (PaymentGateway gateway in gateways)
{
if (gateway.ClassId.Equals(classId))
{
return(true);
}
}
return(false);
}
public static PaymentGatewayCollection LoadForStore(int maximumRows, int startRowIndex, string sortExpression)
{
int storeId = Token.Instance.StoreId;
//CREATE THE DYNAMIC SQL TO LOAD OBJECT
StringBuilder selectQuery = new StringBuilder();
selectQuery.Append("SELECT");
if (maximumRows > 0)
{
selectQuery.Append(" TOP " + (startRowIndex + maximumRows).ToString());
}
selectQuery.Append(" " + PaymentGateway.GetColumnNames(string.Empty));
selectQuery.Append(" FROM ac_PaymentGateways");
selectQuery.Append(" WHERE StoreId = @storeId");
if (!string.IsNullOrEmpty(sortExpression))
{
selectQuery.Append(" ORDER BY " + sortExpression);
}
Database database = Token.Instance.Database;
DbCommand selectCommand = database.GetSqlStringCommand(selectQuery.ToString());
database.AddInParameter(selectCommand, "@storeId", System.Data.DbType.Int32, storeId);
//EXECUTE THE COMMAND
PaymentGatewayCollection results = new PaymentGatewayCollection();
int thisIndex = 0;
int rowCount = 0;
using (IDataReader dr = database.ExecuteReader(selectCommand))
{
while (dr.Read() && ((maximumRows < 1) || (rowCount < maximumRows)))
{
if (thisIndex >= startRowIndex)
{
PaymentGateway paymentGateway = new PaymentGateway();
PaymentGateway.LoadDataReader(paymentGateway, dr);
results.Add(paymentGateway);
rowCount++;
}
thisIndex++;
}
dr.Close();
}
return(results);
}
/// <summary>
/// Gets instances of all classes available that implement the IPaymentProvider interface
/// </summary>
/// <returns>List of instances of classes implementing IPaymentProvider</returns>
public static List <IPaymentProvider> GetProviders()
{
List <IPaymentProvider> providers = new List <IPaymentProvider>();
List <string> providerNames = new List <string>();
PaymentGatewayCollection configuredGateways = PaymentGatewayDataSource.LoadForStore();
//LOOP THROUGH ALL THE ASSEMBLIES IN THE CURRENT DOMAIN
foreach (System.Reflection.Assembly assemblyInstance in AppDomain.CurrentDomain.GetAssemblies())
{
try
{
//LOOP THROUGH ALL TYPES IN THE ASSEMBLY
foreach (Type thisType in assemblyInstance.GetTypes())
{
//ONLY CHECK CLASSES THAT ARE NOT ABSTRACT
if ((thisType.IsClass && !thisType.IsAbstract))
{
//LOOP THROUGH ALL INTERFACES THIS TYPE IMPLMEMENTS
foreach (Type thisInterface in thisType.GetInterfaces())
{
//ONLY PROCEED IF THE CLASS IMPLEMENTS PAYMENT PROVIDER INTERFACE
string interfaceFullName = thisInterface.FullName;
if (!string.IsNullOrEmpty(interfaceFullName) && (interfaceFullName == "CommerceBuilder.Payments.Providers.IPaymentProvider"))
{
//GET THE CLASS ID WITHOUT VERSION
string classId = Utility.Misc.GetClassId(thisType);
//MAKE SURE WE ONLY LIST THIS PROVIDER ONE TIME
string loweredClassId = classId.ToLowerInvariant();
if (!providerNames.Contains(loweredClassId))
{
//DO NOT INCLUDE GIFT CERTIFICATE PROVIDER
if (classId != Utility.Misc.GetClassId(typeof(GiftCertificatePaymentProvider)))
{
//ONLY INCLUDE GATEWAYS NOT CONFIGURED ALREADY
if (!IsConfigured(configuredGateways, classId))
{
try
{
//ONLY INCLUDE GATEWAYS THAT WE CAN CREATE INSTANCES OF
IPaymentProvider instance = Activator.CreateInstance(Type.GetType(classId)) as IPaymentProvider;
if (instance != null)
{
providers.Add(instance);
}
}
catch (Exception ex)
{
Logger.Warn("Could not create an instance of the payment provider: " + classId, ex);
throw;
}
}
}
//DO NOT LIST THIS PROVIDER AGAIN
providerNames.Add(loweredClassId);
}
}
}
}
}
}
catch
{
//ignore error
}
}
//SORT BY NAME
providers.Sort(CompareProvidersByName);
return(providers);
}
