Add referral code on PayPal plugins

Author: RomanovM

src/Plugins/Nop.Plugin.Payments.PayPalDirect/Description.txt

@@ -1,7 +1,7 @@
 Group: Payment methods
 FriendlyName: Credit Card
 SystemName: Payments.PayPalDirect
-Version: 2.11
+Version: 2.12
 SupportedVersions: 3.90
 Author: nopCommerce team
 DisplayOrder: 1

src/Plugins/Nop.Plugin.Payments.PayPalDirect/PaypalHelper.cs

@@ -8,6 +8,17 @@ namespace Nop.Plugin.Payments.PayPalDirect
     /// </summary>
     public class PaypalHelper
     {
+        #region Constants
+
+        /// <summary>
+        /// nopCommerce partner code
+        /// </summary>
+        private const string BN_CODE = "nopCommerce_SP";
+
+        #endregion
+
+        #region Methods
+
         /// <summary>
         /// Get PayPal Api context 
         /// </summary>
@@ -27,8 +38,14 @@ public static APIContext GetApiContext(PayPalDirectPaymentSettings payPalDirectP
             var accessToken = new OAuthTokenCredential(config).GetAccessToken();
             var apiContext = new APIContext(accessToken) { Config = config };
 
+            if (apiContext.HTTPHeaders == null)
+                apiContext.HTTPHeaders = new Dictionary<string, string>();
+            apiContext.HTTPHeaders["PayPal-Partner-Attribution-Id"] = BN_CODE;
+
             return apiContext;
         }
+
+        #endregion
     }
 }
 

src/Plugins/Nop.Plugin.Payments.PayPalStandard/Description.txt

@@ -1,7 +1,7 @@
 Group: Payment methods
 FriendlyName: PayPal Standard
 SystemName: Payments.PayPalStandard
-Version: 1.31
+Version: 1.32
 SupportedVersions: 3.90
 Author: nopCommerce team
 DisplayOrder: 1

src/Plugins/Nop.Plugin.Payments.PayPalStandard/PayPalStandardPaymentProcessor.cs

@@ -27,6 +27,15 @@ namespace Nop.Plugin.Payments.PayPalStandard
     /// </summary>
     public class PayPalStandardPaymentProcessor : BasePlugin, IPaymentMethod
     {
+        #region Constants
+
+        /// <summary>
+        /// nopCommerce partner code
+        /// </summary>
+        private const string BN_CODE = "nopCommerce_SP";
+
+        #endregion
+
         #region Fields
 
         private readonly CurrencySettings _currencySettings;
@@ -286,6 +295,7 @@ private string GenerationRedirectionUrl(PostProcessPaymentRequest postProcessPay
 
             builder.AppendFormat("&custom={0}", postProcessPaymentRequest.Order.OrderGuid);
             builder.AppendFormat("&charset={0}", "utf-8");
+            builder.AppendFormat("&bn={0}", BN_CODE);
             builder.Append(string.Format("&no_note=1&currency_code={0}", HttpUtility.UrlEncode(_currencyService.GetCurrencyById(_currencySettings.PrimaryStoreCurrencyId).CurrencyCode)));
             builder.AppendFormat("&invoice={0}", postProcessPaymentRequest.Order.Id);
             builder.AppendFormat("&rm=2", new object[0]);