Add applicationInformation info for the Client constructor so we can

send it with every request

Gateway/Http/Client/TransactionAuthorization.php

@@ -69,6 +69,11 @@ class TransactionAuthorization implements ClientInterface
         $client->setUsername($webserviceUsername);
         $client->setPassword($webservicePassword);
 
+		$client->setAdyenPaymentSource($this->_adyenHelper->getModuleName(), $this->_adyenHelper->getModuleVersion());
+
+		$productMetadata = new \Magento\Framework\App\ProductMetadata();
+		$client->setExternalPlatform($productMetadata->getName(), $productMetadata->getVersion());
+
         if ($this->_adyenHelper->isDemoMode()) {
             $client->setEnvironment(\Adyen\Environment::TEST);
         } else {

Gateway/Http/Client/TransactionCancel.php

@@ -64,6 +64,11 @@ class TransactionCancel implements ClientInterface
         $client->setUsername($webserviceUsername);
         $client->setPassword($webservicePassword);
 
+		$client->setAdyenPaymentSource($this->_adyenHelper->getModuleName(), $this->_adyenHelper->getModuleVersion());
+
+		$productMetadata = new \Magento\Framework\App\ProductMetadata();
+		$client->setExternalPlatform($productMetadata->getName(), $productMetadata->getVersion());
+
         if ($this->_adyenHelper->isDemoMode()) {
             $client->setEnvironment(\Adyen\Environment::TEST);
         } else {

Gateway/Http/Client/TransactionCapture.php

@@ -64,6 +64,11 @@ class TransactionCapture implements ClientInterface
         $client->setUsername($webserviceUsername);
         $client->setPassword($webservicePassword);
 
+		$client->setAdyenPaymentSource($this->_adyenHelper->getModuleName(), $this->_adyenHelper->getModuleVersion());
+
+		$productMetadata = new \Magento\Framework\App\ProductMetadata();
+		$client->setExternalPlatform($productMetadata->getName(), $productMetadata->getVersion());
+
         if ($this->_adyenHelper->isDemoMode()) {
             $client->setEnvironment(\Adyen\Environment::TEST);
         } else {

Gateway/Http/Client/TransactionRefund.php

@@ -64,6 +64,11 @@ class TransactionRefund implements ClientInterface
         $client->setUsername($webserviceUsername);
         $client->setPassword($webservicePassword);
 
+        $client->setAdyenPaymentSource($this->_adyenHelper->getModuleName(), $this->_adyenHelper->getModuleVersion());
+
+		$productMetadata = new \Magento\Framework\App\ProductMetadata();
+		$client->setExternalPlatform($productMetadata->getName(), $productMetadata->getVersion());
+
         if ($this->_adyenHelper->isDemoMode()) {
             $client->setEnvironment(\Adyen\Environment::TEST);
         } else {

Helper/Data.php

@@ -30,7 +30,7 @@ use Magento\Framework\App\Helper\AbstractHelper;
  */
 class Data extends AbstractHelper
 {
-
+	const MODULE_NAME = 'adyen-magento2';
     const TEST = 'test';
     const LIVE = 'live';
 
@@ -729,6 +729,21 @@ class Data extends AbstractHelper
         return $sepaCountries;
     }
 
+	/**
+	 * Get adyen magento module's name sent to Adyen
+	 *
+	 * @return string
+	 */
+	public function getModuleName()
+	{
+		return (string)self::MODULE_NAME;
+	}
+
+	/**
+	 * Get adyen magento module's version
+	 *
+	 * @return string
+	 */
     public function getModuleVersion()
     {
         return (string)$this->_moduleList->getOne("Adyen_Payment")['setup_version'];

Model/Api/PaymentRequest.php

@@ -88,6 +88,11 @@ class PaymentRequest extends DataObject
         $client->setUsername($webserviceUsername);
         $client->setPassword($webservicePassword);
 
+        $client->setAdyenPaymentSource($this->_adyenHelper->getModuleName(), $this->_adyenHelper->getModuleVersion());
+
+		$productMetadata = new \Magento\Framework\App\ProductMetadata();
+		$client->setExternalPlatform($productMetadata->getName(), $productMetadata->getVersion());
+
         if ($this->_adyenHelper->isDemoMode($storeId)) {
             $client->setEnvironment(\Adyen\Environment::TEST);
         } else {