View difference between Paste ID: 0cAd8BPs and SfXGuVQd

 /**
- * Aelia EU VAT Assistant for WooCommerce - Validate VAT numbers via code.
+ * Aelia EU VAT Assistant for WooCommerce - Add an order note when a valid VAT number is stored with an order.
- * This code shows how to use the EU VAT Assistant to call the VIES service to validate a EU VAT number.
+ * NOTE
  * This code runs every time the VAT evidence is saved against an order. It doesn't check if the order note was
- * This code is free of charge and there is no warranty for it, to the extent permitted by applicable law.
+ * already added with the same VAT number. Using this code with the example at https://pastebin.com/Pa0LLiLh could
  * result in the note being added multiple times.
  *
  * DISCLAIMER
  * Because this code is free of charge, there is no warranty for it, to the extent permitted by applicable law.
  * Except when otherwise stated in writing the copyright holders and/or other parties provide the program "as is"
  * without warranty of any kind, either expressed or implied, including, but not limited to, the implied warranties of
  * merchantability and fitness for a particular purpose. The entire risk as to the quality and performance of the program
- * of our paid consultation services: https://aelia.co/contact
+
  *
-
+
-// Basic validation of a VAT number
+
-$vat_number_valid = apply_filters('wc_aelia_eu_vat_assistant_validate_vat_number', $vat_number_valid, $country, $vat_number);
+ * of our paid consultation services: https://aelia.co/hire_us
-
+
-// Possible responses
+add_filter('wc_aelia_eu_vat_assistant_store_vat_evidence',  function($vat_evidence, $order) {
-const VAT_NUMBER_VALIDATION_NO_NUMBER = 'no-number';
+  // Add an order note with the VAT number when the number is present and valid
-const VAT_NUMBER_VALIDATION_VALID = 'valid';
+  if(!empty($vat_evidence['exemption']['vat_number']) &&
-const VAT_NUMBER_VALIDATION_NOT_VALID = 'not-valid';
+     !empty($vat_evidence['exemption']['vat_number_validated']) &&
-const VAT_NUMBER_VALIDATION_NON_EU = 'non-eu';
+     ($vat_evidence['exemption']['vat_number_validated'] === 'valid')) {
-const VAT_NUMBER_COULD_NOT_BE_VALIDATED = 'could-not-be-validated';
+    $order->add_order_note('VAT Number: ' . $vat_evidence['exemption']['vat_number']);
-const VAT_NUMBER_ENTERED_MANUALLY_NOT_VALIDATED = 'entered-manually-not-validated';
+  }
-
+  // Return the VAT evidence as is, we don't need to modify it
-// Validation of a VAT number, returning the raw response. The response will
+  return $vat_evidence;
-// be an array with the data returned by the VIES service. You will have to parse
+}, 99, 2);