blob: 508a1c18fb2a39e166d84a1a0b216c7f85173e0c [file] [log] [blame]
// Copyright 2014 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 "fxjs/xfa/cfxjse_nodehelper.h"
#include "core/fxcrt/fx_extension.h"
#include "fxjs/xfa/cfxjse_engine.h"
#include "fxjs/xfa/cjx_object.h"
#include "xfa/fxfa/parser/cxfa_document.h"
#include "xfa/fxfa/parser/cxfa_localemgr.h"
#include "xfa/fxfa/parser/cxfa_node.h"
#include "xfa/fxfa/parser/xfa_basic_data.h"
#include "xfa/fxfa/parser/xfa_utils.h"
CFXJSE_NodeHelper::CFXJSE_NodeHelper() = default;
CFXJSE_NodeHelper::~CFXJSE_NodeHelper() = default;
bool CFXJSE_NodeHelper::CreateNodeForCondition(const WideString& wsCondition) {
size_t szLen = wsCondition.GetLength();
WideString wsIndex(L"0");
bool bAll = false;
if (szLen == 0) {
m_iCreateFlag = CFXJSE_Engine::ResolveResult::Type::kCreateNodeOne;
return false;
}
if (wsCondition[0] != '[')
return false;
size_t i = 1;
for (; i < szLen; ++i) {
wchar_t ch = wsCondition[i];
if (ch == ' ')
continue;
if (ch == '*')
bAll = true;
break;
}
if (bAll) {
wsIndex = L"1";
m_iCreateFlag = CFXJSE_Engine::ResolveResult::Type::kCreateNodeAll;
} else {
m_iCreateFlag = CFXJSE_Engine::ResolveResult::Type::kCreateNodeOne;
wsIndex = wsCondition.Substr(i, szLen - 1 - i);
}
int32_t iCount = wsIndex.GetInteger();
if (iCount < 0)
return false;
m_iCreateCount = iCount;
return true;
}
bool CFXJSE_NodeHelper::CreateNode(const WideString& wsName,
const WideString& wsCondition,
bool bLastNode,
CFXJSE_Engine* pScriptContext) {
if (!m_pCreateParent)
return false;
WideStringView wsNameView = wsName.AsStringView();
bool bIsClassName = false;
bool bResult = false;
if (!wsNameView.IsEmpty() && wsNameView[0] == '!') {
wsNameView = wsNameView.Last(wsNameView.GetLength() - 1);
m_pCreateParent = ToNode(
pScriptContext->GetDocument()->GetXFAObject(XFA_HASHCODE_Datasets));
}
if (!wsNameView.IsEmpty() && wsNameView[0] == '#') {
bIsClassName = true;
wsNameView = wsNameView.Last(wsNameView.GetLength() - 1);
}
if (wsNameView.IsEmpty())
return false;
if (m_iCreateCount == 0)
CreateNodeForCondition(wsCondition);
if (bIsClassName) {
XFA_Element eType = XFA_GetElementByName(wsNameView);
if (eType == XFA_Element::Unknown)
return false;
for (size_t i = 0; i < m_iCreateCount; ++i) {
CXFA_Node* pNewNode = m_pCreateParent->CreateSamePacketNode(eType);
if (pNewNode) {
m_pCreateParent->InsertChildAndNotify(pNewNode, nullptr);
if (i == m_iCreateCount - 1) {
m_pCreateParent = pNewNode;
}
bResult = true;
}
}
} else {
XFA_Element eClassType = XFA_Element::DataGroup;
if (bLastNode) {
eClassType = m_eLastCreateType;
}
for (size_t i = 0; i < m_iCreateCount; ++i) {
CXFA_Node* pNewNode = m_pCreateParent->CreateSamePacketNode(eClassType);
if (pNewNode) {
pNewNode->JSObject()->SetAttributeByEnum(XFA_Attribute::Name,
WideString(wsNameView), false);
pNewNode->CreateXMLMappingNode();
m_pCreateParent->InsertChildAndNotify(pNewNode, nullptr);
if (i == m_iCreateCount - 1) {
m_pCreateParent = pNewNode;
}
bResult = true;
}
}
}
if (!bResult)
m_pCreateParent = nullptr;
return bResult;
}
void CFXJSE_NodeHelper::SetCreateNodeType(CXFA_Node* refNode) {
if (!refNode)
return;
if (refNode->GetElementType() == XFA_Element::Subform) {
m_eLastCreateType = XFA_Element::DataGroup;
} else if (refNode->GetElementType() == XFA_Element::Field) {
m_eLastCreateType = XFA_FieldIsMultiListBox(refNode)
? XFA_Element::DataGroup
: XFA_Element::DataValue;
} else if (refNode->GetElementType() == XFA_Element::ExclGroup) {
m_eLastCreateType = XFA_Element::DataValue;
}
}