Fix: add getApiError() method

htdocs/paypal/lib/paypal.lib.php

@@ -763,4 +763,26 @@ function deformatNVP($nvpstr)
     return $nvpArray;
 }
 
+/**
+ * 	Get API errors
+ */
+function getApiError()
+{
+	$errors=array();
+
+	$resArray=$_SESSION['reshash'];
+
+	if(isset($_SESSION['curl_error_no']))
+	{
+		$errors[] = $_SESSION['curl_error_no'].'-'.$_SESSION['curl_error_msg'];
+	}
+
+	foreach($resArray as $key => $value)
+	{
+		$errors[] = $key.'-'.$value;
+	}
+
+	return $errors;
+}
+
 ?>