Download and use a SDK for simple integration with our API.
- API credentials
- .NET Framework >= 3.5
The recommended way is to install using NuGet.
To install Klarna .NET API, run the following command in the Package Manager Console
PM> Install-Package Klarna.Net.Api
If you do not have NuGet you can download the package from here and add it as a dependency in Visual Studio.
===================== Klarna dotNET API ===================== v4.1.0 --------------- 2014-07-16 Story (#2137) (Christer G.) - Adding XMLRPC method extend_expiry_date v4.0.0 --------------- 2014-07-16 Story (#1681) (Joakim L.) - Remove ReserveOcrEmail function Story (#1645) (Joakim L.) - Make Configuration as an interface v3.1.1 --------------- 2014-05-13 Story (#1436) (Christer G.) - Release Klarna .Net Api to NuGet v3.1.0 --------------- 2014-03-24 Story (#1531) (Rickard D.) - Remove Candice from DOTNET-XMLRPC and implement setCustomerNumber v3.0.0 --------------- 2013-09-18 Complete rewrite. v2.6.3 --------------- 2013-07-15 Story (#820) (Rickard D.) - Update lowest_monthly_payment_for_account for Netherlands Bug (#750) (Christer G.) - Fix regarding UpdateInfo not extending XMLRPC struct correctly v2.6.1 --------------- 2013-04-24 Story (#594) (Majid G. ) - Add goods list to credit_part without returning article Story (#530) (Fredrik R.) - Change test environment to Testdrive instead of beta-test Story (#566) (Majid G. ) - Add goods list to credit calls for restocking fees Story (#606) (Fredrik R.) - Allow extra merchant data in .net v2.3.0 --------------- 2012-10-16 Majid G. <email@example.com> [Deprecated] Deprecated Flag 8 [Modified]: KlarnaAPI/Core/API.cs (Obselete PrePay in Flag enum) [Changed] Added description to returnAmount [Modified]: KlarnaAPI/Core/API.cs (a new parameter to returnAmount function) [New] Added Update functionality [Added]: KlarnaAPI/Core/Update.cs [Modified]: KlarnaAPI/Core/Structs.cs (UpdateInfo class) [Modified]: KlarnaAPI/Core/IAPI.cs (update function) [Added]: Examples/Update/Update.cs [Added]: Examples/Update/Update.csproj [Added]: Examples/Update/AssemblyInfo.cs [Refactored] Implemented the new format for change log for the new release [Changed] CHANGELOG Rickard D. <firstname.lastname@example.org> [New] Added Activate call [Added]: Examples/Activate/Activate.cs [Added]: Examples/Activate/Activate.csproj [Added]: Examples/Activate/AssemblyInfo.cs [Added]: KlarnaAPI/Core/activate.cs [Modified]: KlarnaAPI/Core/Structs.cs [Modified]: KlarnaAPI/Core/IAPI.cs [Modified]: KlarnaAPITest/activateTest.cs [Changed] ClearData now also clears Article Numbers added with AddArticleNumber [Modified]: KlarnaAPI/Core/API.cs (ClearData) [Changed] Updated project files [Modified]: KlarnaAPITest/KlarnaAPITest.csproj [Modified]: dotnet-api.sln [Refactored] Refactored Digest call and created Digest related methods for new partial class file [Added]: KlarnaAPI/Core/Digest.cs [Fixed] Corrected PRound function to properly round even small ( < 1 ) amounts [Modified]: KlarnaAPI/Core/Calc.cs (PRound function) [Fixed] Member xmlrpcClient was private and has been changed to protected [Modified]: KlarnaAPI/Core/API.cs [Fixed] Members BetaAddress and BetaPort were private and have been changed to protected [Modified]: KlarnaAPI/Core/API.cs [Fixed] Method GetCountryForCode was private and has been changed to public [Modified]: KlarnaAPI/Core/API.cs [Fixed] Added default empty constructor for KlarnaAddress, ShippingAddress and BillingAddress classes [Modified]: KlarnaAPI/Core/API.cs [Fixed] Struct AddressStruct has modified to not cause XML-PRC error with null members [Modified]: KlarnaAPI/Core/Structs.cs (Struct AddressStruct) [Refactored] Implemented ToString, Equals and GetHashCode overrides for ShipmentInfo [Modified]: KlarnaAPI/Core/Structs.cs (Struct ShipmentInfo) 2012-02-13 v2.2.0 David K. <email@example.com> ======================================= Added has_account call * Added example file for has_account new file: Examples/HasAccount/AssemblyInfo.cs new file: Examples/HasAccount/HasAccount.cs new file: Examples/HasAccount/HasAccount.csproj * HasAccount function modified: KlarnaAPI/Core/API.cs * HasAccount XML-RPC specification modified: KlarnaAPI/Core/IAPI.cs * HasAccount tests modified: KlarnaAPITest/APITest.cs * auto updated project files modified: KlarnaAPITest/KlarnaAPITest.csproj modified: dotnet-api.sln Corrected SplitReservation return value * Update expected return value in example values modified: Examples/SplitReservation/SplitReservation.cs * Change return value i XML-RPC specification of split_reservation modified: KlarnaAPI/Core/IAPI.cs * Change return value of SplitReservation function and update type cast accordingly modified: KlarnaAPI/Core/reservation.cs Updated example files * Use the new swedish test person, updated comments, removed redundant examples of alternative configuration modified: Examples/ReserveAmount/ReserveAmount.cs modified: Examples/ActivatePart/Activatepart.cs modified: Examples/CheckReservation/CheckReservation.cs modified: Examples/GetAddresses/GetAddresses.cs modified: Examples/ReserveAmount/ReserveAmount.cs * Correct ActivatePart example to use url and invno as keys modified: Examples/ActivatePart/ActivatePart.cs * Change IP-address in examples to a proper testing address modified: Examples/ActivateReservation/activateReservation.cs modified: Examples/AddTransaction/AddTransaction.cs modified: Examples/GetAddresses/GetAddresses.cs modified: Examples/ReserveAmount/ReserveAmount.cs * Change quantity in example goods list to make split and partial activations work. modified: Examples/AddTransaction/AddTransaction.cs modified: Examples/ReserveAmount/ReserveAmount.cs * Remove redundant configuration alternatives modified: Examples/ActivateInvoice/ActivateInvoice.cs modified: Examples/ActivatePart/ActivatePart.cs modified: Examples/ActivateReservation/activateReservation.cs modified: Examples/AddTransaction/AddTransaction.cs modified: Examples/CalcMonthlyCost/CalcMonthlyCost.cs modified: Examples/CancelReservation/CancelReservation.cs modified: Examples/ChangeReservation/ChangeReservation.cs modified: Examples/CheckILT/CheckILT.cs modified: Examples/CheckOrderStatus/CheckOrderStatus.cs modified: Examples/CreditInvoice/CreditInvoice.cs modified: Examples/CreditPart/CreditPart.cs modified: Examples/DeleteInvoice/DeleteInvoice.cs modified: Examples/EmailInvoice/EmailInvoice.cs modified: Examples/FetchPClasses/FetchPClasses.cs modified: Examples/GetAddresses/GetAddresses.cs modified: Examples/GetPClasses/GetPClasses.cs modified: Examples/Get_Set_RemoveCustomerNumber.cs modified: Examples/HasAccount/HasAccount.cs modified: Examples/InvoiceAddress/InvoiceAddress.cs modified: Examples/InvoiceAmount/InvoiceAmount.cs modified: Examples/InvoicePartAmount/InvoicePartAmount.cs modified: Examples/IsInvoicePaid/IsInvoicePaid.cs modified: Examples/ReserveAmount/ReserveAmount.cs modified: Examples/ReserveOCR/ReserveOCR.cs modified: Examples/ReserveOCREmail/ReserveOCREmail.cs modified: Examples/ReturnAmount/ReturnAmount.cs modified: Examples/SendInvoiceViaRegularMail.cs modified: Examples/SplitReservation/SplitReservation.cs modified: Examples/UpdateChargeAmount/UpdateChargeAmount.cs modified: Examples/UpdateEmail/UpdateEmail.cs modified: Examples/UpdateGoodsQuantity/UpdateGoodsQuantity.cs modified: Examples/UpdateNotes/UpdateNotes.cs modified: Examples/UpdateOrderNumber/UpdateOrderNumber.cs Corrected documented return value of ActivatPart * Change return type to XmlRpcStruct modified: KlarnaAPI/Core/API.cs Allow gender to be null in AddTransaction * Add alternative XML-RPC specification of add_invoice with gender as a string, this allows gender to be sent as empty string (null in XML-RPC) in addition to 0 and 1 v2.1.0 ---------------- Date: 2011-11-17 * fetchPClasses by default loads pclasses for the configured country * added support for the check_ilt call * fixed a bug where a address field was improperly sent * the dll is now signed * when not passing a amount to reserveAmount the amount is calculated from the goods list * cleanup of enums