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path: root/xfa/fxfa/parser/cxfa_calculate.cpp
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// Copyright 2017 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#include "xfa/fxfa/parser/cxfa_calculate.h"

#include "fxjs/xfa/cjx_calculate.h"
#include "third_party/base/ptr_util.h"
#include "xfa/fxfa/parser/cxfa_message.h"
#include "xfa/fxfa/parser/cxfa_script.h"
#include "xfa/fxfa/parser/cxfa_text.h"

namespace {

const CXFA_Node::PropertyData kPropertyData[] = {{XFA_Element::Message, 1, 0},
                                                 {XFA_Element::Script, 1, 0},
                                                 {XFA_Element::Extras, 1, 0},
                                                 {XFA_Element::Unknown, 0, 0}};
const CXFA_Node::AttributeData kAttributeData[] = {
    {XFA_Attribute::Id, XFA_AttributeType::CData, nullptr},
    {XFA_Attribute::Use, XFA_AttributeType::CData, nullptr},
    {XFA_Attribute::Usehref, XFA_AttributeType::CData, nullptr},
    {XFA_Attribute::Override, XFA_AttributeType::Enum,
     (void*)XFA_AttributeEnum::Error},
    {XFA_Attribute::Unknown, XFA_AttributeType::Integer, nullptr}};

constexpr wchar_t kName[] = L"calculate";

}  // namespace

CXFA_Calculate::CXFA_Calculate(CXFA_Document* doc, XFA_PacketType packet)
    : CXFA_Node(doc,
                packet,
                (XFA_XDPPACKET_Template | XFA_XDPPACKET_Form),
                XFA_ObjectType::Node,
                XFA_Element::Calculate,
                kPropertyData,
                kAttributeData,
                kName,
                pdfium::MakeUnique<CJX_Calculate>(this)) {}

CXFA_Calculate::~CXFA_Calculate() {}

XFA_AttributeEnum CXFA_Calculate::GetOverride() {
  return JSObject()
      ->TryEnum(XFA_Attribute::Override, false)
      .value_or(XFA_AttributeEnum::Error);
}

CXFA_Script* CXFA_Calculate::GetScript() {
  return GetChild<CXFA_Script>(0, XFA_Element::Script, false);
}

WideString CXFA_Calculate::GetMessageText() {
  CXFA_Message* pNode = GetChild<CXFA_Message>(0, XFA_Element::Message, false);
  if (!pNode)
    return L"";

  CXFA_Text* text = pNode->GetChild<CXFA_Text>(0, XFA_Element::Text, false);
  return text ? text->GetContent() : L"";
}