Provide shipping in PaymentRequest response

third_party/WebKit/Source/modules/payments/PaymentsValidators.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "modules/payments/PaymentsValidators.h"
 
 #include "bindings/core/v8/ScriptRegexp.h"
 #include "wtf/text/StringImpl.h"
 
 namespace blink {
@@ skipping 46 matching lines @@
 {
     if (ScriptRegexp("^([A-Z][a-z]{3})?$", TextCaseSensitive).match(code) == 0)
         return true;
 
     if (optionalErrorMessage)
         *optionalErrorMessage = "'" + code + "' is not a valid ISO 15924 script code, should be an upper case letter [A-Z] followed by 3 lower case letters [a-z]";
 
     return false;
 }
 
+bool PaymentsValidators::isValidShippingAddress(const mojom::blink::ShippingAddressPtr& address, String* optionalErrorMessage)
+{
+    if (!isValidRegionCodeFormat(address->region_code, optionalErrorMessage))
+        return false;
+
+    if (!isValidLanguageCodeFormat(address->language_code, optionalErrorMessage))
+        return false;
+
+    if (!isValidScriptCodeFormat(address->script_code, optionalErrorMessage))
+        return false;
+
+    if (address->language_code.isEmpty() && !address->script_code.isEmpty()) {
+        if (optionalErrorMessage)
+            *optionalErrorMessage = "If language code is empty, then script code should also be empty";
+
+        return false;
+    }
+
+    return true;
+}
+
 } // namespace blink