| // 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 "xfa/fxfa/parser/xfa_document_datamerger_imp.h" |
| |
| #include <map> |
| #include <vector> |
| |
| #include "core/fxcrt/fx_extension.h" |
| #include "core/fxcrt/xml/cfx_xmlelement.h" |
| #include "core/fxcrt/xml/cfx_xmlnode.h" |
| #include "fxjs/cfxjse_engine.h" |
| #include "third_party/base/logging.h" |
| #include "third_party/base/stl_util.h" |
| #include "xfa/fxfa/parser/cxfa_document.h" |
| #include "xfa/fxfa/parser/cxfa_layoutprocessor.h" |
| #include "xfa/fxfa/parser/cxfa_localemgr.h" |
| #include "xfa/fxfa/parser/cxfa_node.h" |
| #include "xfa/fxfa/parser/cxfa_nodeiteratortemplate.h" |
| #include "xfa/fxfa/parser/cxfa_occurdata.h" |
| #include "xfa/fxfa/parser/cxfa_traversestrategy_xfacontainernode.h" |
| #include "xfa/fxfa/parser/cxfa_traversestrategy_xfanode.h" |
| #include "xfa/fxfa/parser/xfa_resolvenode_rs.h" |
| #include "xfa/fxfa/parser/xfa_utils.h" |
| |
| namespace { |
| |
| class CXFA_TraverseStrategy_DDGroup { |
| public: |
| static CXFA_Node* GetFirstChild(CXFA_Node* pDDGroupNode) { |
| return pDDGroupNode->GetFirstChildByName(XFA_HASHCODE_Group); |
| } |
| static CXFA_Node* GetNextSibling(CXFA_Node* pDDGroupNode) { |
| return pDDGroupNode->GetNextSameNameSibling(XFA_HASHCODE_Group); |
| } |
| static CXFA_Node* GetParent(CXFA_Node* pDDGroupNode) { |
| return pDDGroupNode->GetNodeItem(XFA_NODEITEM_Parent); |
| } |
| }; |
| |
| struct RecurseRecord { |
| CXFA_Node* pTemplateChild; |
| CXFA_Node* pDataChild; |
| }; |
| |
| bool GetOccurInfo(CXFA_Node* pOccurNode, |
| int32_t& iMin, |
| int32_t& iMax, |
| int32_t& iInit) { |
| return pOccurNode ? CXFA_OccurData(pOccurNode).GetOccurInfo(iMin, iMax, iInit) |
| : false; |
| } |
| |
| CXFA_Node* FormValueNode_CreateChild(CXFA_Node* pValueNode, XFA_Element iType) { |
| CXFA_Node* pChildNode = pValueNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| if (!pChildNode) { |
| if (iType == XFA_Element::Unknown) |
| return nullptr; |
| pChildNode = pValueNode->JSNode()->GetProperty(0, iType, true); |
| } |
| return pChildNode; |
| } |
| |
| void FormValueNode_MatchNoneCreateChild(CXFA_Node* pFormNode) { |
| CXFA_WidgetData* pWidgetData = pFormNode->GetWidgetData(); |
| ASSERT(pWidgetData); |
| pWidgetData->GetUIType(); |
| } |
| |
| bool FormValueNode_SetChildContent(CXFA_Node* pValueNode, |
| const WideString& wsContent, |
| XFA_Element iType = XFA_Element::Unknown) { |
| if (!pValueNode) |
| return false; |
| |
| ASSERT(pValueNode->GetPacketID() == XFA_XDPPACKET_Form); |
| CXFA_Node* pChildNode = FormValueNode_CreateChild(pValueNode, iType); |
| if (!pChildNode) |
| return false; |
| |
| switch (pChildNode->GetObjectType()) { |
| case XFA_ObjectType::ContentNode: { |
| CXFA_Node* pContentRawDataNode = |
| pChildNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| if (!pContentRawDataNode) { |
| XFA_Element element = XFA_Element::Sharptext; |
| if (pChildNode->GetElementType() == XFA_Element::ExData) { |
| pdfium::Optional<WideString> contentType = |
| pChildNode->JSNode()->TryAttribute(XFA_Attribute::ContentType, |
| false); |
| if (contentType) { |
| if (*contentType == L"text/html") |
| element = XFA_Element::SharpxHTML; |
| else if (*contentType == L"text/xml") |
| element = XFA_Element::Sharpxml; |
| } |
| } |
| pContentRawDataNode = pChildNode->CreateSamePacketNode(element); |
| pChildNode->InsertChild(pContentRawDataNode, nullptr); |
| } |
| pContentRawDataNode->JSNode()->SetCData(XFA_Attribute::Value, wsContent, |
| false, false); |
| break; |
| } |
| case XFA_ObjectType::NodeC: |
| case XFA_ObjectType::TextNode: |
| case XFA_ObjectType::NodeV: { |
| pChildNode->JSNode()->SetCData(XFA_Attribute::Value, wsContent, false, |
| false); |
| break; |
| } |
| default: |
| NOTREACHED(); |
| break; |
| } |
| return true; |
| } |
| |
| void CreateDataBinding(CXFA_Node* pFormNode, |
| CXFA_Node* pDataNode, |
| bool bDataToForm) { |
| pFormNode->JSNode()->SetBindingNode(pDataNode); |
| pDataNode->AddBindItem(pFormNode); |
| XFA_Element eType = pFormNode->GetElementType(); |
| if (eType != XFA_Element::Field && eType != XFA_Element::ExclGroup) |
| return; |
| |
| CXFA_WidgetData* pWidgetData = pFormNode->GetWidgetData(); |
| ASSERT(pWidgetData); |
| XFA_Element eUIType = pWidgetData->GetUIType(); |
| CXFA_ValueData defValueData( |
| pFormNode->JSNode()->GetProperty(0, XFA_Element::Value, true)); |
| if (!bDataToForm) { |
| WideString wsValue; |
| WideString wsFormattedValue; |
| switch (eUIType) { |
| case XFA_Element::ImageEdit: { |
| CXFA_ImageData imageData = defValueData.GetImageData(); |
| WideString wsContentType; |
| WideString wsHref; |
| if (imageData.HasValidNode()) { |
| imageData.GetContent(wsValue); |
| imageData.GetContentType(wsContentType); |
| imageData.GetHref(wsHref); |
| } |
| CFX_XMLElement* pXMLDataElement = |
| static_cast<CFX_XMLElement*>(pDataNode->GetXMLMappingNode()); |
| ASSERT(pXMLDataElement); |
| pWidgetData->GetFormatDataValue(wsValue, wsFormattedValue); |
| pDataNode->JSNode()->SetAttributeValue(wsValue, wsFormattedValue, false, |
| false); |
| pDataNode->JSNode()->SetCData(XFA_Attribute::ContentType, wsContentType, |
| false, false); |
| if (!wsHref.IsEmpty()) |
| pXMLDataElement->SetString(L"href", wsHref); |
| |
| break; |
| } |
| case XFA_Element::ChoiceList: |
| defValueData.GetChildValueContent(wsValue); |
| if (pWidgetData->GetChoiceListOpen() == XFA_ATTRIBUTEENUM_MultiSelect) { |
| std::vector<WideString> wsSelTextArray = |
| pWidgetData->GetSelectedItemsValue(); |
| if (!wsSelTextArray.empty()) { |
| for (const auto& text : wsSelTextArray) { |
| CXFA_Node* pValue = |
| pDataNode->CreateSamePacketNode(XFA_Element::DataValue); |
| pValue->JSNode()->SetCData(XFA_Attribute::Name, L"value", false, |
| false); |
| pValue->CreateXMLMappingNode(); |
| pDataNode->InsertChild(pValue, nullptr); |
| pValue->JSNode()->SetCData(XFA_Attribute::Value, text, false, |
| false); |
| } |
| } else { |
| CFX_XMLNode* pXMLNode = pDataNode->GetXMLMappingNode(); |
| ASSERT(pXMLNode->GetType() == FX_XMLNODE_Element); |
| static_cast<CFX_XMLElement*>(pXMLNode)->SetString(L"xfa:dataNode", |
| L"dataGroup"); |
| } |
| } else if (!wsValue.IsEmpty()) { |
| pWidgetData->GetFormatDataValue(wsValue, wsFormattedValue); |
| pDataNode->JSNode()->SetAttributeValue(wsValue, wsFormattedValue, |
| false, false); |
| } |
| break; |
| case XFA_Element::CheckButton: |
| defValueData.GetChildValueContent(wsValue); |
| if (wsValue.IsEmpty()) |
| break; |
| |
| pWidgetData->GetFormatDataValue(wsValue, wsFormattedValue); |
| pDataNode->JSNode()->SetAttributeValue(wsValue, wsFormattedValue, false, |
| false); |
| break; |
| case XFA_Element::ExclGroup: { |
| CXFA_Node* pChecked = nullptr; |
| CXFA_Node* pChild = pFormNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| for (; pChild; pChild = pChild->GetNodeItem(XFA_NODEITEM_NextSibling)) { |
| if (pChild->GetElementType() != XFA_Element::Field) |
| continue; |
| |
| CXFA_Node* pValue = pChild->GetChild(0, XFA_Element::Value, false); |
| if (!pValue) |
| continue; |
| |
| CXFA_ValueData(pValue).GetChildValueContent(wsValue); |
| if (wsValue.IsEmpty()) |
| continue; |
| |
| CXFA_Node* pItems = pChild->GetChild(0, XFA_Element::Items, false); |
| if (!pItems) |
| continue; |
| |
| CXFA_Node* pText = pItems->GetNodeItem(XFA_NODEITEM_FirstChild); |
| if (!pText) |
| continue; |
| |
| WideString wsContent = pText->JSNode()->GetContent(false); |
| if (wsContent == wsValue) { |
| pChecked = pChild; |
| wsFormattedValue = wsValue; |
| pDataNode->JSNode()->SetAttributeValue(wsValue, wsFormattedValue, |
| false, false); |
| pFormNode->JSNode()->SetCData(XFA_Attribute::Value, wsContent, |
| false, false); |
| break; |
| } |
| } |
| if (!pChecked) |
| break; |
| |
| pChild = pFormNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| for (; pChild; pChild = pChild->GetNodeItem(XFA_NODEITEM_NextSibling)) { |
| if (pChild == pChecked) |
| continue; |
| if (pChild->GetElementType() != XFA_Element::Field) |
| continue; |
| |
| CXFA_Node* pValue = |
| pChild->JSNode()->GetProperty(0, XFA_Element::Value, true); |
| CXFA_Node* pItems = pChild->GetChild(0, XFA_Element::Items, false); |
| CXFA_Node* pText = |
| pItems ? pItems->GetNodeItem(XFA_NODEITEM_FirstChild) : nullptr; |
| if (pText) |
| pText = pText->GetNodeItem(XFA_NODEITEM_NextSibling); |
| |
| WideString wsContent; |
| if (pText) |
| wsContent = pText->JSNode()->GetContent(false); |
| |
| FormValueNode_SetChildContent(pValue, wsContent, XFA_Element::Text); |
| } |
| break; |
| } |
| case XFA_Element::NumericEdit: { |
| defValueData.GetChildValueContent(wsValue); |
| if (wsValue.IsEmpty()) |
| break; |
| |
| WideString wsOutput; |
| pWidgetData->NormalizeNumStr(wsValue, wsOutput); |
| wsValue = wsOutput; |
| pWidgetData->GetFormatDataValue(wsValue, wsFormattedValue); |
| pDataNode->JSNode()->SetAttributeValue(wsValue, wsFormattedValue, false, |
| false); |
| CXFA_Node* pValue = |
| pFormNode->JSNode()->GetProperty(0, XFA_Element::Value, true); |
| FormValueNode_SetChildContent(pValue, wsValue, XFA_Element::Float); |
| break; |
| } |
| default: |
| defValueData.GetChildValueContent(wsValue); |
| if (wsValue.IsEmpty()) |
| break; |
| |
| pWidgetData->GetFormatDataValue(wsValue, wsFormattedValue); |
| pDataNode->JSNode()->SetAttributeValue(wsValue, wsFormattedValue, false, |
| false); |
| break; |
| } |
| return; |
| } |
| |
| WideString wsXMLValue = pDataNode->JSNode()->GetContent(false); |
| |
| WideString wsNormalizeValue; |
| pWidgetData->GetNormalizeDataValue(wsXMLValue, wsNormalizeValue); |
| |
| pDataNode->JSNode()->SetAttributeValue(wsNormalizeValue, wsXMLValue, false, |
| false); |
| switch (eUIType) { |
| case XFA_Element::ImageEdit: { |
| FormValueNode_SetChildContent(defValueData.GetNode(), wsNormalizeValue, |
| XFA_Element::Image); |
| CXFA_ImageData imageData = defValueData.GetImageData(); |
| if (imageData.HasValidNode()) { |
| CFX_XMLElement* pXMLDataElement = |
| static_cast<CFX_XMLElement*>(pDataNode->GetXMLMappingNode()); |
| ASSERT(pXMLDataElement); |
| |
| WideString wsContentType = |
| pXMLDataElement->GetString(L"xfa:contentType"); |
| if (!wsContentType.IsEmpty()) { |
| pDataNode->JSNode()->SetCData(XFA_Attribute::ContentType, |
| wsContentType, false, false); |
| imageData.SetContentType(wsContentType); |
| } |
| |
| WideString wsHref = pXMLDataElement->GetString(L"href"); |
| if (!wsHref.IsEmpty()) |
| imageData.SetHref(wsHref); |
| } |
| break; |
| } |
| case XFA_Element::ChoiceList: |
| if (pWidgetData->GetChoiceListOpen() == XFA_ATTRIBUTEENUM_MultiSelect) { |
| std::vector<CXFA_Node*> items = pDataNode->GetNodeList( |
| XFA_NODEFILTER_Children | XFA_NODEFILTER_Properties, |
| XFA_Element::Unknown); |
| if (!items.empty()) { |
| bool single = items.size() == 1; |
| wsNormalizeValue.clear(); |
| |
| for (CXFA_Node* pNode : items) { |
| WideString wsItem = pNode->JSNode()->GetContent(false); |
| if (single) |
| wsItem += L"\n"; |
| |
| wsNormalizeValue += wsItem; |
| } |
| CXFA_ExDataData exData = defValueData.GetExData(); |
| ASSERT(exData.HasValidNode()); |
| |
| exData.SetContentType(single ? L"text/plain" : L"text/xml"); |
| } |
| FormValueNode_SetChildContent(defValueData.GetNode(), wsNormalizeValue, |
| XFA_Element::ExData); |
| } else { |
| FormValueNode_SetChildContent(defValueData.GetNode(), wsNormalizeValue, |
| XFA_Element::Text); |
| } |
| break; |
| case XFA_Element::CheckButton: |
| FormValueNode_SetChildContent(defValueData.GetNode(), wsNormalizeValue, |
| XFA_Element::Text); |
| break; |
| case XFA_Element::ExclGroup: { |
| pWidgetData->SetSelectedMemberByValue(wsNormalizeValue.AsStringView(), |
| false, false, false); |
| break; |
| } |
| case XFA_Element::DateTimeEdit: |
| FormValueNode_SetChildContent(defValueData.GetNode(), wsNormalizeValue, |
| XFA_Element::DateTime); |
| break; |
| case XFA_Element::NumericEdit: { |
| WideString wsPicture = |
| pWidgetData->GetPictureContent(XFA_VALUEPICTURE_DataBind); |
| if (wsPicture.IsEmpty()) { |
| WideString wsOutput; |
| pWidgetData->NormalizeNumStr(wsNormalizeValue, wsOutput); |
| wsNormalizeValue = wsOutput; |
| } |
| FormValueNode_SetChildContent(defValueData.GetNode(), wsNormalizeValue, |
| XFA_Element::Float); |
| break; |
| } |
| case XFA_Element::Barcode: |
| case XFA_Element::Button: |
| case XFA_Element::PasswordEdit: |
| case XFA_Element::Signature: |
| case XFA_Element::TextEdit: |
| default: |
| FormValueNode_SetChildContent(defValueData.GetNode(), wsNormalizeValue, |
| XFA_Element::Text); |
| break; |
| } |
| } |
| |
| CXFA_Node* GetGlobalBinding(CXFA_Document* pDocument, uint32_t dwNameHash) { |
| auto it = pDocument->m_rgGlobalBinding.find(dwNameHash); |
| return it != pDocument->m_rgGlobalBinding.end() ? it->second : nullptr; |
| } |
| |
| void RegisterGlobalBinding(CXFA_Document* pDocument, |
| uint32_t dwNameHash, |
| CXFA_Node* pDataNode) { |
| pDocument->m_rgGlobalBinding[dwNameHash] = pDataNode; |
| } |
| |
| CXFA_Node* ScopeMatchGlobalBinding(CXFA_Node* pDataScope, |
| uint32_t dwNameHash, |
| XFA_Element eMatchDataNodeType, |
| bool bUpLevel) { |
| for (CXFA_Node *pCurDataScope = pDataScope, *pLastDataScope = nullptr; |
| pCurDataScope && pCurDataScope->GetPacketID() == XFA_XDPPACKET_Datasets; |
| pLastDataScope = pCurDataScope, |
| pCurDataScope = |
| pCurDataScope->GetNodeItem(XFA_NODEITEM_Parent)) { |
| for (CXFA_Node* pDataChild = pCurDataScope->GetFirstChildByName(dwNameHash); |
| pDataChild; |
| pDataChild = pDataChild->GetNextSameNameSibling(dwNameHash)) { |
| if (pDataChild == pLastDataScope || |
| (eMatchDataNodeType != XFA_Element::DataModel && |
| pDataChild->GetElementType() != eMatchDataNodeType) || |
| pDataChild->HasBindItem()) { |
| continue; |
| } |
| return pDataChild; |
| } |
| |
| for (CXFA_Node* pDataChild = |
| pCurDataScope->GetFirstChildByClass(XFA_Element::DataGroup); |
| pDataChild; pDataChild = pDataChild->GetNextSameClassSibling( |
| XFA_Element::DataGroup)) { |
| CXFA_Node* pDataNode = ScopeMatchGlobalBinding(pDataChild, dwNameHash, |
| eMatchDataNodeType, false); |
| if (pDataNode) |
| return pDataNode; |
| } |
| if (!bUpLevel) |
| break; |
| } |
| return nullptr; |
| } |
| |
| CXFA_Node* FindGlobalDataNode(CXFA_Document* pDocument, |
| const WideString& wsName, |
| CXFA_Node* pDataScope, |
| XFA_Element eMatchNodeType) { |
| if (wsName.IsEmpty()) |
| return nullptr; |
| |
| uint32_t dwNameHash = FX_HashCode_GetW(wsName.AsStringView(), false); |
| CXFA_Node* pBounded = GetGlobalBinding(pDocument, dwNameHash); |
| if (!pBounded) { |
| pBounded = |
| ScopeMatchGlobalBinding(pDataScope, dwNameHash, eMatchNodeType, true); |
| if (pBounded) |
| RegisterGlobalBinding(pDocument, dwNameHash, pBounded); |
| } |
| return pBounded; |
| } |
| |
| CXFA_Node* FindOnceDataNode(CXFA_Document* pDocument, |
| const WideString& wsName, |
| CXFA_Node* pDataScope, |
| XFA_Element eMatchNodeType) { |
| if (wsName.IsEmpty()) |
| return nullptr; |
| |
| uint32_t dwNameHash = FX_HashCode_GetW(wsName.AsStringView(), false); |
| CXFA_Node* pLastDataScope = nullptr; |
| for (CXFA_Node* pCurDataScope = pDataScope; |
| pCurDataScope && pCurDataScope->GetPacketID() == XFA_XDPPACKET_Datasets; |
| pCurDataScope = pCurDataScope->GetNodeItem(XFA_NODEITEM_Parent)) { |
| for (CXFA_Node* pDataChild = pCurDataScope->GetFirstChildByName(dwNameHash); |
| pDataChild; |
| pDataChild = pDataChild->GetNextSameNameSibling(dwNameHash)) { |
| if (pDataChild == pLastDataScope || pDataChild->HasBindItem() || |
| (eMatchNodeType != XFA_Element::DataModel && |
| pDataChild->GetElementType() != eMatchNodeType)) { |
| continue; |
| } |
| return pDataChild; |
| } |
| pLastDataScope = pCurDataScope; |
| } |
| return nullptr; |
| } |
| |
| CXFA_Node* FindDataRefDataNode(CXFA_Document* pDocument, |
| const WideString& wsRef, |
| CXFA_Node* pDataScope, |
| XFA_Element eMatchNodeType, |
| CXFA_Node* pTemplateNode, |
| bool bForceBind, |
| bool bUpLevel) { |
| uint32_t dFlags = XFA_RESOLVENODE_Children | XFA_RESOLVENODE_BindNew; |
| if (bUpLevel || wsRef != L"name") |
| dFlags |= (XFA_RESOLVENODE_Parent | XFA_RESOLVENODE_Siblings); |
| |
| XFA_RESOLVENODE_RS rs; |
| pDocument->GetScriptContext()->ResolveObjects( |
| pDataScope, wsRef.AsStringView(), rs, dFlags, pTemplateNode); |
| if (rs.dwFlags == XFA_RESOLVENODE_RSTYPE_CreateNodeAll || |
| rs.dwFlags == XFA_RESOLVENODE_RSTYPE_CreateNodeMidAll || |
| rs.objects.size() > 1) { |
| return pDocument->GetNotBindNode(rs.objects); |
| } |
| |
| if (rs.dwFlags == XFA_RESOLVENODE_RSTYPE_CreateNodeOne) { |
| CXFA_Object* pObject = !rs.objects.empty() ? rs.objects.front() : nullptr; |
| CXFA_Node* pNode = ToNode(pObject); |
| return (bForceBind || !pNode || !pNode->HasBindItem()) ? pNode : nullptr; |
| } |
| return nullptr; |
| } |
| |
| bool NeedGenerateForm(CXFA_Node* pTemplateChild, bool bUseInstanceManager) { |
| XFA_Element eType = pTemplateChild->GetElementType(); |
| if (eType == XFA_Element::Variables) |
| return true; |
| if (pTemplateChild->IsContainerNode()) |
| return false; |
| if (eType == XFA_Element::Proto || |
| (bUseInstanceManager && eType == XFA_Element::Occur)) { |
| return false; |
| } |
| return true; |
| } |
| |
| CXFA_Node* CloneOrMergeInstanceManager(CXFA_Document* pDocument, |
| CXFA_Node* pFormParent, |
| CXFA_Node* pTemplateNode, |
| std::vector<CXFA_Node*>* subforms) { |
| WideString wsSubformName = |
| pTemplateNode->JSNode()->GetCData(XFA_Attribute::Name); |
| WideString wsInstMgrNodeName = L"_" + wsSubformName; |
| uint32_t dwInstNameHash = |
| FX_HashCode_GetW(wsInstMgrNodeName.AsStringView(), false); |
| CXFA_Node* pExistingNode = XFA_DataMerge_FindFormDOMInstance( |
| pDocument, XFA_Element::InstanceManager, dwInstNameHash, pFormParent); |
| if (pExistingNode) { |
| uint32_t dwNameHash = pTemplateNode->GetNameHash(); |
| for (CXFA_Node* pNode = |
| pExistingNode->GetNodeItem(XFA_NODEITEM_NextSibling); |
| pNode;) { |
| XFA_Element eCurType = pNode->GetElementType(); |
| if (eCurType == XFA_Element::InstanceManager) |
| break; |
| |
| if ((eCurType != XFA_Element::Subform) && |
| (eCurType != XFA_Element::SubformSet)) { |
| pNode = pNode->GetNodeItem(XFA_NODEITEM_NextSibling); |
| continue; |
| } |
| if (dwNameHash != pNode->GetNameHash()) |
| break; |
| |
| CXFA_Node* pNextNode = pNode->GetNodeItem(XFA_NODEITEM_NextSibling); |
| pFormParent->RemoveChild(pNode, true); |
| subforms->push_back(pNode); |
| pNode = pNextNode; |
| } |
| pFormParent->RemoveChild(pExistingNode, true); |
| pFormParent->InsertChild(pExistingNode, nullptr); |
| pExistingNode->ClearFlag(XFA_NodeFlag_UnusedNode); |
| pExistingNode->SetTemplateNode(pTemplateNode); |
| return pExistingNode; |
| } |
| |
| CXFA_Node* pNewNode = |
| pDocument->CreateNode(XFA_XDPPACKET_Form, XFA_Element::InstanceManager); |
| wsInstMgrNodeName = |
| L"_" + pTemplateNode->JSNode()->GetCData(XFA_Attribute::Name); |
| pNewNode->JSNode()->SetCData(XFA_Attribute::Name, wsInstMgrNodeName, false, |
| false); |
| pFormParent->InsertChild(pNewNode, nullptr); |
| pNewNode->SetTemplateNode(pTemplateNode); |
| return pNewNode; |
| } |
| |
| CXFA_Node* FindMatchingDataNode( |
| CXFA_Document* pDocument, |
| CXFA_Node* pTemplateNode, |
| CXFA_Node* pDataScope, |
| bool& bAccessedDataDOM, |
| bool bForceBind, |
| CXFA_NodeIteratorTemplate<CXFA_Node, |
| CXFA_TraverseStrategy_XFAContainerNode>* |
| pIterator, |
| bool& bSelfMatch, |
| XFA_ATTRIBUTEENUM& eBindMatch, |
| bool bUpLevel) { |
| CXFA_Node* pResult = nullptr; |
| CXFA_Node* pCurTemplateNode = pIterator->GetCurrent(); |
| while (pCurTemplateNode) { |
| XFA_Element eMatchNodeType; |
| switch (pCurTemplateNode->GetElementType()) { |
| case XFA_Element::Subform: |
| eMatchNodeType = XFA_Element::DataGroup; |
| break; |
| case XFA_Element::Field: { |
| eMatchNodeType = XFA_FieldIsMultiListBox(pCurTemplateNode) |
| ? XFA_Element::DataGroup |
| : XFA_Element::DataValue; |
| } break; |
| case XFA_Element::ExclGroup: |
| eMatchNodeType = XFA_Element::DataValue; |
| break; |
| default: |
| pCurTemplateNode = pIterator->MoveToNext(); |
| continue; |
| } |
| CXFA_Node* pTemplateNodeOccur = |
| pCurTemplateNode->GetFirstChildByClass(XFA_Element::Occur); |
| int32_t iMin, iMax, iInit; |
| if (pTemplateNodeOccur && |
| GetOccurInfo(pTemplateNodeOccur, iMin, iMax, iInit) && iMax == 0) { |
| pCurTemplateNode = pIterator->MoveToNext(); |
| continue; |
| } |
| |
| CXFA_Node* pTemplateNodeBind = |
| pCurTemplateNode->GetFirstChildByClass(XFA_Element::Bind); |
| XFA_ATTRIBUTEENUM eMatch = |
| pTemplateNodeBind |
| ? pTemplateNodeBind->JSNode()->GetEnum(XFA_Attribute::Match) |
| : XFA_ATTRIBUTEENUM_Once; |
| eBindMatch = eMatch; |
| switch (eMatch) { |
| case XFA_ATTRIBUTEENUM_None: |
| pCurTemplateNode = pIterator->MoveToNext(); |
| continue; |
| case XFA_ATTRIBUTEENUM_Global: |
| bAccessedDataDOM = true; |
| if (!bForceBind) { |
| pCurTemplateNode = pIterator->MoveToNext(); |
| continue; |
| } |
| if (eMatchNodeType == XFA_Element::DataValue || |
| (eMatchNodeType == XFA_Element::DataGroup && |
| XFA_FieldIsMultiListBox(pTemplateNodeBind))) { |
| CXFA_Node* pGlobalBindNode = FindGlobalDataNode( |
| pDocument, |
| pCurTemplateNode->JSNode()->GetCData(XFA_Attribute::Name), |
| pDataScope, eMatchNodeType); |
| if (!pGlobalBindNode) { |
| pCurTemplateNode = pIterator->MoveToNext(); |
| continue; |
| } |
| pResult = pGlobalBindNode; |
| break; |
| } |
| case XFA_ATTRIBUTEENUM_Once: { |
| bAccessedDataDOM = true; |
| CXFA_Node* pOnceBindNode = FindOnceDataNode( |
| pDocument, |
| pCurTemplateNode->JSNode()->GetCData(XFA_Attribute::Name), |
| pDataScope, eMatchNodeType); |
| if (!pOnceBindNode) { |
| pCurTemplateNode = pIterator->MoveToNext(); |
| continue; |
| } |
| pResult = pOnceBindNode; |
| break; |
| } |
| case XFA_ATTRIBUTEENUM_DataRef: { |
| bAccessedDataDOM = true; |
| CXFA_Node* pDataRefBindNode = FindDataRefDataNode( |
| pDocument, |
| pTemplateNodeBind->JSNode()->GetCData(XFA_Attribute::Ref), |
| pDataScope, eMatchNodeType, pTemplateNode, bForceBind, bUpLevel); |
| if (pDataRefBindNode && |
| pDataRefBindNode->GetElementType() == eMatchNodeType) { |
| pResult = pDataRefBindNode; |
| } |
| if (!pResult) { |
| pCurTemplateNode = pIterator->SkipChildrenAndMoveToNext(); |
| continue; |
| } |
| break; |
| } |
| default: |
| break; |
| } |
| if (pCurTemplateNode == pTemplateNode && pResult) |
| bSelfMatch = true; |
| break; |
| } |
| return pResult; |
| } |
| |
| void SortRecurseRecord(std::vector<RecurseRecord>* rgRecords, |
| CXFA_Node* pDataScope, |
| bool bChoiceMode) { |
| std::vector<RecurseRecord> rgResultRecord; |
| for (CXFA_Node* pNode = pDataScope->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pNode; pNode = pNode->GetNodeItem(XFA_NODEITEM_NextSibling)) { |
| auto it = std::find_if(rgRecords->begin(), rgRecords->end(), |
| [pNode](const RecurseRecord& record) { |
| return pNode == record.pDataChild; |
| }); |
| if (it != rgRecords->end()) { |
| rgResultRecord.push_back(*it); |
| rgRecords->erase(it); |
| if (bChoiceMode) |
| break; |
| } |
| } |
| if (rgResultRecord.empty()) |
| return; |
| |
| if (!bChoiceMode) { |
| rgResultRecord.insert(rgResultRecord.end(), rgRecords->begin(), |
| rgRecords->end()); |
| } |
| *rgRecords = rgResultRecord; |
| } |
| |
| CXFA_Node* CopyContainer_SubformSet(CXFA_Document* pDocument, |
| CXFA_Node* pTemplateNode, |
| CXFA_Node* pFormParentNode, |
| CXFA_Node* pDataScope, |
| bool bOneInstance, |
| bool bDataMerge) { |
| XFA_Element eType = pTemplateNode->GetElementType(); |
| CXFA_Node* pOccurNode = nullptr; |
| CXFA_Node* pFirstInstance = nullptr; |
| bool bUseInstanceManager = |
| pFormParentNode->GetElementType() != XFA_Element::Area; |
| CXFA_Node* pInstMgrNode = nullptr; |
| std::vector<CXFA_Node*> subformArray; |
| std::vector<CXFA_Node*>* pSearchArray = nullptr; |
| if (!bOneInstance && |
| (eType == XFA_Element::SubformSet || eType == XFA_Element::Subform)) { |
| pInstMgrNode = bUseInstanceManager ? CloneOrMergeInstanceManager( |
| pDocument, pFormParentNode, |
| pTemplateNode, &subformArray) |
| : nullptr; |
| if (CXFA_Node* pOccurTemplateNode = |
| pTemplateNode->GetFirstChildByClass(XFA_Element::Occur)) { |
| pOccurNode = pInstMgrNode ? XFA_NodeMerge_CloneOrMergeContainer( |
| pDocument, pInstMgrNode, |
| pOccurTemplateNode, false, nullptr) |
| : pOccurTemplateNode; |
| } else if (pInstMgrNode) { |
| pOccurNode = pInstMgrNode->GetFirstChildByClass(XFA_Element::Occur); |
| if (pOccurNode) |
| pOccurNode->ClearFlag(XFA_NodeFlag_UnusedNode); |
| } |
| if (pInstMgrNode) { |
| pInstMgrNode->SetFlag(XFA_NodeFlag_Initialized, true); |
| pSearchArray = &subformArray; |
| if (pFormParentNode->GetElementType() == XFA_Element::PageArea) { |
| bOneInstance = true; |
| if (subformArray.empty()) |
| pSearchArray = nullptr; |
| } else if (pTemplateNode->GetNameHash() == 0 && subformArray.empty()) { |
| pSearchArray = nullptr; |
| } |
| } |
| } |
| |
| int32_t iMax = 1; |
| int32_t iInit = 1; |
| int32_t iMin = 1; |
| if (!bOneInstance) |
| GetOccurInfo(pOccurNode, iMin, iMax, iInit); |
| |
| XFA_ATTRIBUTEENUM eRelation = |
| eType == XFA_Element::SubformSet |
| ? pTemplateNode->JSNode()->GetEnum(XFA_Attribute::Relation) |
| : XFA_ATTRIBUTEENUM_Ordered; |
| int32_t iCurRepeatIndex = 0; |
| XFA_ATTRIBUTEENUM eParentBindMatch = XFA_ATTRIBUTEENUM_None; |
| if (bDataMerge) { |
| CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_XFAContainerNode> |
| sNodeIterator(pTemplateNode); |
| bool bAccessedDataDOM = false; |
| if (eType == XFA_Element::SubformSet || eType == XFA_Element::Area) { |
| sNodeIterator.MoveToNext(); |
| } else { |
| std::map<CXFA_Node*, CXFA_Node*> subformMapArray; |
| std::vector<CXFA_Node*> nodeArray; |
| for (; iMax < 0 || iCurRepeatIndex < iMax; iCurRepeatIndex++) { |
| bool bSelfMatch = false; |
| XFA_ATTRIBUTEENUM eBindMatch = XFA_ATTRIBUTEENUM_None; |
| CXFA_Node* pDataNode = FindMatchingDataNode( |
| pDocument, pTemplateNode, pDataScope, bAccessedDataDOM, false, |
| &sNodeIterator, bSelfMatch, eBindMatch, true); |
| if (!pDataNode || sNodeIterator.GetCurrent() != pTemplateNode) |
| break; |
| |
| eParentBindMatch = eBindMatch; |
| CXFA_Node* pSubformNode = XFA_NodeMerge_CloneOrMergeContainer( |
| pDocument, pFormParentNode, pTemplateNode, false, pSearchArray); |
| if (!pFirstInstance) |
| pFirstInstance = pSubformNode; |
| |
| CreateDataBinding(pSubformNode, pDataNode, true); |
| ASSERT(pSubformNode); |
| subformMapArray[pSubformNode] = pDataNode; |
| nodeArray.push_back(pSubformNode); |
| } |
| |
| for (CXFA_Node* pSubform : nodeArray) { |
| CXFA_Node* pDataNode = nullptr; |
| auto it = subformMapArray.find(pSubform); |
| if (it != subformMapArray.end()) |
| pDataNode = it->second; |
| for (CXFA_Node* pTemplateChild = |
| pTemplateNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pTemplateChild; pTemplateChild = pTemplateChild->GetNodeItem( |
| XFA_NODEITEM_NextSibling)) { |
| if (NeedGenerateForm(pTemplateChild, bUseInstanceManager)) { |
| XFA_NodeMerge_CloneOrMergeContainer(pDocument, pSubform, |
| pTemplateChild, true, nullptr); |
| } else if (pTemplateChild->IsContainerNode()) { |
| pDocument->DataMerge_CopyContainer(pTemplateChild, pSubform, |
| pDataNode, false, true, false); |
| } |
| } |
| } |
| subformMapArray.clear(); |
| } |
| |
| for (; iMax < 0 || iCurRepeatIndex < iMax; iCurRepeatIndex++) { |
| bool bSelfMatch = false; |
| XFA_ATTRIBUTEENUM eBindMatch = XFA_ATTRIBUTEENUM_None; |
| if (!FindMatchingDataNode(pDocument, pTemplateNode, pDataScope, |
| bAccessedDataDOM, false, &sNodeIterator, |
| bSelfMatch, eBindMatch, true)) { |
| break; |
| } |
| if (eBindMatch == XFA_ATTRIBUTEENUM_DataRef && |
| eParentBindMatch == XFA_ATTRIBUTEENUM_DataRef) { |
| break; |
| } |
| |
| if (eRelation == XFA_ATTRIBUTEENUM_Choice || |
| eRelation == XFA_ATTRIBUTEENUM_Unordered) { |
| CXFA_Node* pSubformSetNode = XFA_NodeMerge_CloneOrMergeContainer( |
| pDocument, pFormParentNode, pTemplateNode, false, pSearchArray); |
| ASSERT(pSubformSetNode); |
| if (!pFirstInstance) |
| pFirstInstance = pSubformSetNode; |
| |
| std::vector<RecurseRecord> rgItemMatchList; |
| std::vector<CXFA_Node*> rgItemUnmatchList; |
| for (CXFA_Node* pTemplateChild = |
| pTemplateNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pTemplateChild; pTemplateChild = pTemplateChild->GetNodeItem( |
| XFA_NODEITEM_NextSibling)) { |
| if (NeedGenerateForm(pTemplateChild, bUseInstanceManager)) { |
| XFA_NodeMerge_CloneOrMergeContainer(pDocument, pSubformSetNode, |
| pTemplateChild, true, nullptr); |
| } else if (pTemplateChild->IsContainerNode()) { |
| bSelfMatch = false; |
| eBindMatch = XFA_ATTRIBUTEENUM_None; |
| if (eRelation != XFA_ATTRIBUTEENUM_Ordered) { |
| CXFA_NodeIteratorTemplate<CXFA_Node, |
| CXFA_TraverseStrategy_XFAContainerNode> |
| sChildIter(pTemplateChild); |
| CXFA_Node* pDataMatch = FindMatchingDataNode( |
| pDocument, pTemplateChild, pDataScope, bAccessedDataDOM, |
| false, &sChildIter, bSelfMatch, eBindMatch, true); |
| if (pDataMatch) { |
| RecurseRecord sNewRecord = {pTemplateChild, pDataMatch}; |
| if (bSelfMatch) |
| rgItemMatchList.insert(rgItemMatchList.begin(), sNewRecord); |
| else |
| rgItemMatchList.push_back(sNewRecord); |
| } else { |
| rgItemUnmatchList.push_back(pTemplateChild); |
| } |
| } else { |
| rgItemUnmatchList.push_back(pTemplateChild); |
| } |
| } |
| } |
| |
| switch (eRelation) { |
| case XFA_ATTRIBUTEENUM_Choice: { |
| ASSERT(!rgItemMatchList.empty()); |
| SortRecurseRecord(&rgItemMatchList, pDataScope, true); |
| pDocument->DataMerge_CopyContainer( |
| rgItemMatchList.front().pTemplateChild, pSubformSetNode, |
| pDataScope, false, true, true); |
| break; |
| } |
| case XFA_ATTRIBUTEENUM_Unordered: { |
| if (!rgItemMatchList.empty()) { |
| SortRecurseRecord(&rgItemMatchList, pDataScope, false); |
| for (const auto& matched : rgItemMatchList) { |
| pDocument->DataMerge_CopyContainer(matched.pTemplateChild, |
| pSubformSetNode, pDataScope, |
| false, true, true); |
| } |
| } |
| for (auto* unmatched : rgItemUnmatchList) { |
| pDocument->DataMerge_CopyContainer(unmatched, pSubformSetNode, |
| pDataScope, false, true, true); |
| } |
| break; |
| } |
| default: |
| break; |
| } |
| } else { |
| CXFA_Node* pSubformSetNode = XFA_NodeMerge_CloneOrMergeContainer( |
| pDocument, pFormParentNode, pTemplateNode, false, pSearchArray); |
| ASSERT(pSubformSetNode); |
| if (!pFirstInstance) |
| pFirstInstance = pSubformSetNode; |
| |
| for (CXFA_Node* pTemplateChild = |
| pTemplateNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pTemplateChild; pTemplateChild = pTemplateChild->GetNodeItem( |
| XFA_NODEITEM_NextSibling)) { |
| if (NeedGenerateForm(pTemplateChild, bUseInstanceManager)) { |
| XFA_NodeMerge_CloneOrMergeContainer(pDocument, pSubformSetNode, |
| pTemplateChild, true, nullptr); |
| } else if (pTemplateChild->IsContainerNode()) { |
| pDocument->DataMerge_CopyContainer(pTemplateChild, pSubformSetNode, |
| pDataScope, false, true, true); |
| } |
| } |
| } |
| } |
| |
| if (iCurRepeatIndex == 0 && bAccessedDataDOM == false) { |
| int32_t iLimit = iMax; |
| if (pInstMgrNode && pTemplateNode->GetNameHash() == 0) { |
| iLimit = pdfium::CollectionSize<int32_t>(subformArray); |
| if (iLimit < iMin) |
| iLimit = iInit; |
| } |
| |
| for (; (iLimit < 0 || iCurRepeatIndex < iLimit); iCurRepeatIndex++) { |
| if (pInstMgrNode) { |
| if (pSearchArray && pSearchArray->empty()) { |
| if (pTemplateNode->GetNameHash() != 0) |
| break; |
| pSearchArray = nullptr; |
| } |
| } else if (!XFA_DataMerge_FindFormDOMInstance( |
| pDocument, pTemplateNode->GetElementType(), |
| pTemplateNode->GetNameHash(), pFormParentNode)) { |
| break; |
| } |
| CXFA_Node* pSubformNode = XFA_NodeMerge_CloneOrMergeContainer( |
| pDocument, pFormParentNode, pTemplateNode, false, pSearchArray); |
| ASSERT(pSubformNode); |
| if (!pFirstInstance) |
| pFirstInstance = pSubformNode; |
| |
| for (CXFA_Node* pTemplateChild = |
| pTemplateNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pTemplateChild; pTemplateChild = pTemplateChild->GetNodeItem( |
| XFA_NODEITEM_NextSibling)) { |
| if (NeedGenerateForm(pTemplateChild, bUseInstanceManager)) { |
| XFA_NodeMerge_CloneOrMergeContainer(pDocument, pSubformNode, |
| pTemplateChild, true, nullptr); |
| } else if (pTemplateChild->IsContainerNode()) { |
| pDocument->DataMerge_CopyContainer(pTemplateChild, pSubformNode, |
| pDataScope, false, true, true); |
| } |
| } |
| } |
| } |
| } |
| |
| int32_t iMinimalLimit = iCurRepeatIndex == 0 ? iInit : iMin; |
| for (; iCurRepeatIndex < iMinimalLimit; iCurRepeatIndex++) { |
| CXFA_Node* pSubformSetNode = XFA_NodeMerge_CloneOrMergeContainer( |
| pDocument, pFormParentNode, pTemplateNode, false, pSearchArray); |
| ASSERT(pSubformSetNode); |
| if (!pFirstInstance) |
| pFirstInstance = pSubformSetNode; |
| |
| bool bFound = false; |
| for (CXFA_Node* pTemplateChild = |
| pTemplateNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pTemplateChild; pTemplateChild = pTemplateChild->GetNodeItem( |
| XFA_NODEITEM_NextSibling)) { |
| if (NeedGenerateForm(pTemplateChild, bUseInstanceManager)) { |
| XFA_NodeMerge_CloneOrMergeContainer(pDocument, pSubformSetNode, |
| pTemplateChild, true, nullptr); |
| } else if (pTemplateChild->IsContainerNode()) { |
| if (bFound && eRelation == XFA_ATTRIBUTEENUM_Choice) |
| continue; |
| |
| pDocument->DataMerge_CopyContainer(pTemplateChild, pSubformSetNode, |
| pDataScope, false, bDataMerge, true); |
| bFound = true; |
| } |
| } |
| } |
| return pFirstInstance; |
| } |
| |
| CXFA_Node* CopyContainer_Field(CXFA_Document* pDocument, |
| CXFA_Node* pTemplateNode, |
| CXFA_Node* pFormNode, |
| CXFA_Node* pDataScope, |
| bool bDataMerge, |
| bool bUpLevel) { |
| CXFA_Node* pFieldNode = XFA_NodeMerge_CloneOrMergeContainer( |
| pDocument, pFormNode, pTemplateNode, false, nullptr); |
| ASSERT(pFieldNode); |
| for (CXFA_Node* pTemplateChildNode = |
| pTemplateNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pTemplateChildNode; pTemplateChildNode = pTemplateChildNode->GetNodeItem( |
| XFA_NODEITEM_NextSibling)) { |
| if (NeedGenerateForm(pTemplateChildNode, true)) { |
| XFA_NodeMerge_CloneOrMergeContainer(pDocument, pFieldNode, |
| pTemplateChildNode, true, nullptr); |
| } else if (pTemplateNode->GetElementType() == XFA_Element::ExclGroup && |
| pTemplateChildNode->IsContainerNode()) { |
| if (pTemplateChildNode->GetElementType() == XFA_Element::Field) { |
| CopyContainer_Field(pDocument, pTemplateChildNode, pFieldNode, nullptr, |
| false, true); |
| } |
| } |
| } |
| if (bDataMerge) { |
| bool bAccessedDataDOM = false; |
| bool bSelfMatch = false; |
| XFA_ATTRIBUTEENUM eBindMatch; |
| CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_XFAContainerNode> |
| sNodeIter(pTemplateNode); |
| CXFA_Node* pDataNode = FindMatchingDataNode( |
| pDocument, pTemplateNode, pDataScope, bAccessedDataDOM, true, |
| &sNodeIter, bSelfMatch, eBindMatch, bUpLevel); |
| if (pDataNode) |
| CreateDataBinding(pFieldNode, pDataNode, true); |
| } else { |
| FormValueNode_MatchNoneCreateChild(pFieldNode); |
| } |
| return pFieldNode; |
| } |
| |
| CXFA_Node* MaybeCreateDataNode(CXFA_Document* pDocument, |
| CXFA_Node* pDataParent, |
| XFA_Element eNodeType, |
| const WideString& wsName) { |
| if (!pDataParent) |
| return nullptr; |
| |
| CXFA_Node* pParentDDNode = pDataParent->GetDataDescriptionNode(); |
| if (!pParentDDNode) { |
| CXFA_Node* pDataNode = |
| pDocument->CreateNode(XFA_XDPPACKET_Datasets, eNodeType); |
| pDataNode->JSNode()->SetCData(XFA_Attribute::Name, wsName, false, false); |
| pDataNode->CreateXMLMappingNode(); |
| pDataParent->InsertChild(pDataNode, nullptr); |
| pDataNode->SetFlag(XFA_NodeFlag_Initialized, false); |
| return pDataNode; |
| } |
| |
| CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_DDGroup> sIterator( |
| pParentDDNode); |
| for (CXFA_Node* pDDGroupNode = sIterator.GetCurrent(); pDDGroupNode; |
| pDDGroupNode = sIterator.MoveToNext()) { |
| if (pDDGroupNode != pParentDDNode) { |
| if (pDDGroupNode->GetElementType() != XFA_Element::DataGroup) |
| continue; |
| |
| pdfium::Optional<WideString> ns = pDDGroupNode->JSNode()->TryNamespace(); |
| if (!ns || *ns != L"http://ns.adobe.com/data-description/") |
| continue; |
| } |
| |
| CXFA_Node* pDDNode = |
| pDDGroupNode->GetFirstChildByName(wsName.AsStringView()); |
| if (!pDDNode) |
| continue; |
| if (pDDNode->GetElementType() != eNodeType) |
| break; |
| |
| CXFA_Node* pDataNode = |
| pDocument->CreateNode(XFA_XDPPACKET_Datasets, eNodeType); |
| pDataNode->JSNode()->SetCData(XFA_Attribute::Name, wsName, false, false); |
| pDataNode->CreateXMLMappingNode(); |
| if (eNodeType == XFA_Element::DataValue && |
| pDDNode->JSNode()->GetEnum(XFA_Attribute::Contains) == |
| XFA_ATTRIBUTEENUM_MetaData) { |
| pDataNode->JSNode()->SetEnum(XFA_Attribute::Contains, |
| XFA_ATTRIBUTEENUM_MetaData, false); |
| } |
| pDataParent->InsertChild(pDataNode, nullptr); |
| pDataNode->SetDataDescriptionNode(pDDNode); |
| pDataNode->SetFlag(XFA_NodeFlag_Initialized, false); |
| return pDataNode; |
| } |
| return nullptr; |
| } |
| |
| void UpdateBindingRelations(CXFA_Document* pDocument, |
| CXFA_Node* pFormNode, |
| CXFA_Node* pDataScope, |
| bool bDataRef, |
| bool bParentDataRef) { |
| bool bMatchRef = true; |
| XFA_Element eType = pFormNode->GetElementType(); |
| CXFA_Node* pDataNode = pFormNode->GetBindData(); |
| if (eType == XFA_Element::Subform || eType == XFA_Element::ExclGroup || |
| eType == XFA_Element::Field) { |
| CXFA_Node* pTemplateNode = pFormNode->GetTemplateNode(); |
| CXFA_Node* pTemplateNodeBind = |
| pTemplateNode ? pTemplateNode->GetFirstChildByClass(XFA_Element::Bind) |
| : nullptr; |
| XFA_ATTRIBUTEENUM eMatch = |
| pTemplateNodeBind |
| ? pTemplateNodeBind->JSNode()->GetEnum(XFA_Attribute::Match) |
| : XFA_ATTRIBUTEENUM_Once; |
| switch (eMatch) { |
| case XFA_ATTRIBUTEENUM_None: |
| if (!bDataRef || bParentDataRef) |
| FormValueNode_MatchNoneCreateChild(pFormNode); |
| break; |
| case XFA_ATTRIBUTEENUM_Once: |
| if (!bDataRef || bParentDataRef) { |
| if (!pDataNode) { |
| if (pFormNode->GetNameHash() != 0 && |
| pFormNode->JSNode()->GetEnum(XFA_Attribute::Scope) != |
| XFA_ATTRIBUTEENUM_None) { |
| XFA_Element eDataNodeType = (eType == XFA_Element::Subform || |
| XFA_FieldIsMultiListBox(pFormNode)) |
| ? XFA_Element::DataGroup |
| : XFA_Element::DataValue; |
| pDataNode = MaybeCreateDataNode( |
| pDocument, pDataScope, eDataNodeType, |
| WideString( |
| pFormNode->JSNode()->GetCData(XFA_Attribute::Name))); |
| if (pDataNode) |
| CreateDataBinding(pFormNode, pDataNode, false); |
| } |
| if (!pDataNode) |
| FormValueNode_MatchNoneCreateChild(pFormNode); |
| |
| } else { |
| CXFA_Node* pDataParent = |
| pDataNode->GetNodeItem(XFA_NODEITEM_Parent); |
| if (pDataParent != pDataScope) { |
| ASSERT(pDataParent); |
| pDataParent->RemoveChild(pDataNode, true); |
| pDataScope->InsertChild(pDataNode, nullptr); |
| } |
| } |
| } |
| break; |
| case XFA_ATTRIBUTEENUM_Global: |
| if (!bDataRef || bParentDataRef) { |
| uint32_t dwNameHash = pFormNode->GetNameHash(); |
| if (dwNameHash != 0 && !pDataNode) { |
| pDataNode = GetGlobalBinding(pDocument, dwNameHash); |
| if (!pDataNode) { |
| XFA_Element eDataNodeType = (eType == XFA_Element::Subform || |
| XFA_FieldIsMultiListBox(pFormNode)) |
| ? XFA_Element::DataGroup |
| : XFA_Element::DataValue; |
| CXFA_Node* pRecordNode = |
| ToNode(pDocument->GetXFAObject(XFA_HASHCODE_Record)); |
| pDataNode = MaybeCreateDataNode( |
| pDocument, pRecordNode, eDataNodeType, |
| WideString( |
| pFormNode->JSNode()->GetCData(XFA_Attribute::Name))); |
| if (pDataNode) { |
| CreateDataBinding(pFormNode, pDataNode, false); |
| RegisterGlobalBinding(pDocument, pFormNode->GetNameHash(), |
| pDataNode); |
| } |
| } else { |
| CreateDataBinding(pFormNode, pDataNode, true); |
| } |
| } |
| if (!pDataNode) |
| FormValueNode_MatchNoneCreateChild(pFormNode); |
| } |
| break; |
| case XFA_ATTRIBUTEENUM_DataRef: { |
| bMatchRef = bDataRef; |
| bParentDataRef = true; |
| if (!pDataNode && bDataRef) { |
| WideString wsRef = |
| pTemplateNodeBind->JSNode()->GetCData(XFA_Attribute::Ref); |
| uint32_t dFlags = |
| XFA_RESOLVENODE_Children | XFA_RESOLVENODE_CreateNode; |
| XFA_RESOLVENODE_RS rs; |
| pDocument->GetScriptContext()->ResolveObjects( |
| pDataScope, wsRef.AsStringView(), rs, dFlags, pTemplateNode); |
| CXFA_Object* pObject = |
| !rs.objects.empty() ? rs.objects.front() : nullptr; |
| pDataNode = ToNode(pObject); |
| if (pDataNode) { |
| CreateDataBinding(pFormNode, pDataNode, |
| rs.dwFlags == XFA_RESOLVENODE_RSTYPE_ExistNodes); |
| } else { |
| FormValueNode_MatchNoneCreateChild(pFormNode); |
| } |
| } |
| break; |
| } |
| default: |
| break; |
| } |
| } |
| |
| if (bMatchRef && |
| (eType == XFA_Element::Subform || eType == XFA_Element::SubformSet || |
| eType == XFA_Element::Area || eType == XFA_Element::PageArea || |
| eType == XFA_Element::PageSet)) { |
| for (CXFA_Node* pFormChild = |
| pFormNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pFormChild; |
| pFormChild = pFormChild->GetNodeItem(XFA_NODEITEM_NextSibling)) { |
| if (!pFormChild->IsContainerNode()) |
| continue; |
| if (pFormChild->IsUnusedNode()) |
| continue; |
| |
| UpdateBindingRelations(pDocument, pFormChild, |
| pDataNode ? pDataNode : pDataScope, bDataRef, |
| bParentDataRef); |
| } |
| } |
| } |
| |
| void UpdateDataRelation(CXFA_Node* pDataNode, CXFA_Node* pDataDescriptionNode) { |
| ASSERT(pDataDescriptionNode); |
| for (CXFA_Node* pDataChild = pDataNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pDataChild; |
| pDataChild = pDataChild->GetNodeItem(XFA_NODEITEM_NextSibling)) { |
| uint32_t dwNameHash = pDataChild->GetNameHash(); |
| if (!dwNameHash) |
| continue; |
| |
| CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_DDGroup> |
| sIterator(pDataDescriptionNode); |
| for (CXFA_Node* pDDGroupNode = sIterator.GetCurrent(); pDDGroupNode; |
| pDDGroupNode = sIterator.MoveToNext()) { |
| if (pDDGroupNode != pDataDescriptionNode) { |
| if (pDDGroupNode->GetElementType() != XFA_Element::DataGroup) |
| continue; |
| |
| pdfium::Optional<WideString> ns = |
| pDDGroupNode->JSNode()->TryNamespace(); |
| if (!ns || *ns != L"http://ns.adobe.com/data-description/") |
| continue; |
| } |
| |
| CXFA_Node* pDDNode = pDDGroupNode->GetFirstChildByName(dwNameHash); |
| if (!pDDNode) |
| continue; |
| if (pDDNode->GetElementType() != pDataChild->GetElementType()) |
| break; |
| |
| pDataChild->SetDataDescriptionNode(pDDNode); |
| UpdateDataRelation(pDataChild, pDDNode); |
| break; |
| } |
| } |
| } |
| |
| } // namespace |
| |
| CXFA_Node* XFA_DataMerge_FindFormDOMInstance(CXFA_Document* pDocument, |
| XFA_Element eType, |
| uint32_t dwNameHash, |
| CXFA_Node* pFormParent) { |
| CXFA_Node* pFormChild = pFormParent->GetNodeItem(XFA_NODEITEM_FirstChild); |
| for (; pFormChild; |
| pFormChild = pFormChild->GetNodeItem(XFA_NODEITEM_NextSibling)) { |
| if (pFormChild->GetElementType() == eType && |
| pFormChild->GetNameHash() == dwNameHash && pFormChild->IsUnusedNode()) { |
| return pFormChild; |
| } |
| } |
| return nullptr; |
| } |
| |
| CXFA_Node* XFA_NodeMerge_CloneOrMergeContainer( |
| CXFA_Document* pDocument, |
| CXFA_Node* pFormParent, |
| CXFA_Node* pTemplateNode, |
| bool bRecursive, |
| std::vector<CXFA_Node*>* pSubformArray) { |
| CXFA_Node* pExistingNode = nullptr; |
| if (!pSubformArray) { |
| pExistingNode = XFA_DataMerge_FindFormDOMInstance( |
| pDocument, pTemplateNode->GetElementType(), |
| pTemplateNode->GetNameHash(), pFormParent); |
| } else if (!pSubformArray->empty()) { |
| pExistingNode = pSubformArray->front(); |
| pSubformArray->erase(pSubformArray->begin()); |
| } |
| if (pExistingNode) { |
| if (pSubformArray) { |
| pFormParent->InsertChild(pExistingNode, nullptr); |
| } else if (pExistingNode->IsContainerNode()) { |
| pFormParent->RemoveChild(pExistingNode, true); |
| pFormParent->InsertChild(pExistingNode, nullptr); |
| } |
| pExistingNode->ClearFlag(XFA_NodeFlag_UnusedNode); |
| pExistingNode->SetTemplateNode(pTemplateNode); |
| if (bRecursive && pExistingNode->GetElementType() != XFA_Element::Items) { |
| for (CXFA_Node* pTemplateChild = |
| pTemplateNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pTemplateChild; pTemplateChild = pTemplateChild->GetNodeItem( |
| XFA_NODEITEM_NextSibling)) { |
| if (NeedGenerateForm(pTemplateChild, true)) { |
| XFA_NodeMerge_CloneOrMergeContainer( |
| pDocument, pExistingNode, pTemplateChild, bRecursive, nullptr); |
| } |
| } |
| } |
| pExistingNode->SetFlag(XFA_NodeFlag_Initialized, true); |
| return pExistingNode; |
| } |
| |
| CXFA_Node* pNewNode = pTemplateNode->CloneTemplateToForm(false); |
| pFormParent->InsertChild(pNewNode, nullptr); |
| if (bRecursive) { |
| for (CXFA_Node* pTemplateChild = |
| pTemplateNode->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pTemplateChild; pTemplateChild = pTemplateChild->GetNodeItem( |
| XFA_NODEITEM_NextSibling)) { |
| if (NeedGenerateForm(pTemplateChild, true)) { |
| CXFA_Node* pNewChild = pTemplateChild->CloneTemplateToForm(true); |
| pNewNode->InsertChild(pNewChild, nullptr); |
| } |
| } |
| } |
| return pNewNode; |
| } |
| |
| CXFA_Node* XFA_DataMerge_FindDataScope(CXFA_Node* pParentFormNode) { |
| for (CXFA_Node* pRootBoundNode = pParentFormNode; |
| pRootBoundNode && pRootBoundNode->IsContainerNode(); |
| pRootBoundNode = pRootBoundNode->GetNodeItem(XFA_NODEITEM_Parent)) { |
| CXFA_Node* pDataScope = pRootBoundNode->GetBindData(); |
| if (pDataScope) |
| return pDataScope; |
| } |
| return ToNode( |
| pParentFormNode->GetDocument()->GetXFAObject(XFA_HASHCODE_Data)); |
| } |
| |
| CXFA_Node* CXFA_Document::DataMerge_CopyContainer(CXFA_Node* pTemplateNode, |
| CXFA_Node* pFormNode, |
| CXFA_Node* pDataScope, |
| bool bOneInstance, |
| bool bDataMerge, |
| bool bUpLevel) { |
| switch (pTemplateNode->GetElementType()) { |
| case XFA_Element::SubformSet: |
| case XFA_Element::Subform: |
| case XFA_Element::Area: |
| case XFA_Element::PageArea: |
| return CopyContainer_SubformSet(this, pTemplateNode, pFormNode, |
| pDataScope, bOneInstance, bDataMerge); |
| case XFA_Element::ExclGroup: |
| case XFA_Element::Field: |
| case XFA_Element::Draw: |
| case XFA_Element::ContentArea: |
| return CopyContainer_Field(this, pTemplateNode, pFormNode, pDataScope, |
| bDataMerge, bUpLevel); |
| case XFA_Element::PageSet: |
| case XFA_Element::Variables: |
| break; |
| default: |
| NOTREACHED(); |
| break; |
| } |
| return nullptr; |
| } |
| |
| void CXFA_Document::DataMerge_UpdateBindingRelations( |
| CXFA_Node* pFormUpdateRoot) { |
| CXFA_Node* pDataScope = XFA_DataMerge_FindDataScope( |
| pFormUpdateRoot->GetNodeItem(XFA_NODEITEM_Parent)); |
| if (!pDataScope) |
| return; |
| |
| UpdateBindingRelations(this, pFormUpdateRoot, pDataScope, false, false); |
| UpdateBindingRelations(this, pFormUpdateRoot, pDataScope, true, false); |
| } |
| |
| CXFA_Node* CXFA_Document::GetNotBindNode( |
| const std::vector<CXFA_Object*>& arrayObjects) { |
| for (CXFA_Object* pObject : arrayObjects) { |
| CXFA_Node* pNode = pObject->AsNode(); |
| if (pNode && !pNode->HasBindItem()) |
| return pNode; |
| } |
| return nullptr; |
| } |
| |
| void CXFA_Document::DoDataMerge() { |
| CXFA_Node* pDatasetsRoot = ToNode(GetXFAObject(XFA_HASHCODE_Datasets)); |
| if (!pDatasetsRoot) { |
| CFX_XMLElement* pDatasetsXMLNode = new CFX_XMLElement(L"xfa:datasets"); |
| pDatasetsXMLNode->SetString(L"xmlns:xfa", |
| L"http://www.xfa.org/schema/xfa-data/1.0/"); |
| pDatasetsRoot = CreateNode(XFA_XDPPACKET_Datasets, XFA_Element::DataModel); |
| pDatasetsRoot->JSNode()->SetCData(XFA_Attribute::Name, L"datasets", false, |
| false); |
| m_pRootNode->GetXMLMappingNode()->InsertChildNode(pDatasetsXMLNode); |
| m_pRootNode->InsertChild(pDatasetsRoot, nullptr); |
| pDatasetsRoot->SetXMLMappingNode(pDatasetsXMLNode); |
| } |
| CXFA_Node *pDataRoot = nullptr, *pDDRoot = nullptr; |
| WideString wsDatasetsURI = |
| pDatasetsRoot->JSNode()->TryNamespace().value_or(WideString()); |
| for (CXFA_Node* pChildNode = |
| pDatasetsRoot->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pChildNode; |
| pChildNode = pChildNode->GetNodeItem(XFA_NODEITEM_NextSibling)) { |
| if (pChildNode->GetElementType() != XFA_Element::DataGroup) |
| continue; |
| |
| if (!pDDRoot && pChildNode->GetNameHash() == XFA_HASHCODE_DataDescription) { |
| pdfium::Optional<WideString> namespaceURI = |
| pChildNode->JSNode()->TryNamespace(); |
| if (!namespaceURI) |
| continue; |
| if (*namespaceURI == L"http://ns.adobe.com/data-description/") |
| pDDRoot = pChildNode; |
| } else if (!pDataRoot && pChildNode->GetNameHash() == XFA_HASHCODE_Data) { |
| pdfium::Optional<WideString> namespaceURI = |
| pChildNode->JSNode()->TryNamespace(); |
| if (!namespaceURI) |
| continue; |
| if (*namespaceURI == wsDatasetsURI) |
| pDataRoot = pChildNode; |
| } |
| if (pDataRoot && pDDRoot) |
| break; |
| } |
| |
| if (!pDataRoot) { |
| CFX_XMLElement* pDataRootXMLNode = new CFX_XMLElement(L"xfa:data"); |
| pDataRoot = CreateNode(XFA_XDPPACKET_Datasets, XFA_Element::DataGroup); |
| pDataRoot->JSNode()->SetCData(XFA_Attribute::Name, L"data", false, false); |
| pDataRoot->SetXMLMappingNode(pDataRootXMLNode); |
| pDatasetsRoot->InsertChild(pDataRoot, nullptr); |
| } |
| |
| CXFA_Node* pDataTopLevel = |
| pDataRoot->GetFirstChildByClass(XFA_Element::DataGroup); |
| uint32_t dwNameHash = pDataTopLevel ? pDataTopLevel->GetNameHash() : 0; |
| CXFA_Node* pTemplateRoot = |
| m_pRootNode->GetFirstChildByClass(XFA_Element::Template); |
| if (!pTemplateRoot) |
| return; |
| |
| CXFA_Node* pTemplateChosen = |
| dwNameHash != 0 ? pTemplateRoot->GetFirstChildByName(dwNameHash) |
| : nullptr; |
| if (!pTemplateChosen || |
| pTemplateChosen->GetElementType() != XFA_Element::Subform) { |
| pTemplateChosen = pTemplateRoot->GetFirstChildByClass(XFA_Element::Subform); |
| } |
| if (!pTemplateChosen) |
| return; |
| |
| CXFA_Node* pFormRoot = m_pRootNode->GetFirstChildByClass(XFA_Element::Form); |
| bool bEmptyForm = false; |
| if (!pFormRoot) { |
| bEmptyForm = true; |
| pFormRoot = CreateNode(XFA_XDPPACKET_Form, XFA_Element::Form); |
| ASSERT(pFormRoot); |
| pFormRoot->JSNode()->SetCData(XFA_Attribute::Name, L"form", false, false); |
| m_pRootNode->InsertChild(pFormRoot, nullptr); |
| } else { |
| CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_XFANode> |
| sIterator(pFormRoot); |
| for (CXFA_Node* pNode = sIterator.MoveToNext(); pNode; |
| pNode = sIterator.MoveToNext()) { |
| pNode->SetFlag(XFA_NodeFlag_UnusedNode, true); |
| } |
| } |
| |
| CXFA_Node* pSubformSetNode = XFA_NodeMerge_CloneOrMergeContainer( |
| this, pFormRoot, pTemplateChosen, false, nullptr); |
| ASSERT(pSubformSetNode); |
| if (!pDataTopLevel) { |
| WideString wsFormName = |
| pSubformSetNode->JSNode()->GetCData(XFA_Attribute::Name); |
| WideString wsDataTopLevelName(wsFormName.IsEmpty() ? L"form" : wsFormName); |
| CFX_XMLElement* pDataTopLevelXMLNode = |
| new CFX_XMLElement(wsDataTopLevelName); |
| |
| pDataTopLevel = CreateNode(XFA_XDPPACKET_Datasets, XFA_Element::DataGroup); |
| pDataTopLevel->JSNode()->SetCData(XFA_Attribute::Name, wsDataTopLevelName, |
| false, false); |
| pDataTopLevel->SetXMLMappingNode(pDataTopLevelXMLNode); |
| CXFA_Node* pBeforeNode = pDataRoot->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pDataRoot->InsertChild(pDataTopLevel, pBeforeNode); |
| } |
| |
| ASSERT(pDataTopLevel); |
| CreateDataBinding(pSubformSetNode, pDataTopLevel, true); |
| for (CXFA_Node* pTemplateChild = |
| pTemplateChosen->GetNodeItem(XFA_NODEITEM_FirstChild); |
| pTemplateChild; |
| pTemplateChild = pTemplateChild->GetNodeItem(XFA_NODEITEM_NextSibling)) { |
| if (NeedGenerateForm(pTemplateChild, true)) { |
| XFA_NodeMerge_CloneOrMergeContainer(this, pSubformSetNode, pTemplateChild, |
| true, nullptr); |
| } else if (pTemplateChild->IsContainerNode()) { |
| DataMerge_CopyContainer(pTemplateChild, pSubformSetNode, pDataTopLevel, |
| false, true, true); |
| } |
| } |
| if (pDDRoot) |
| UpdateDataRelation(pDataRoot, pDDRoot); |
| |
| DataMerge_UpdateBindingRelations(pSubformSetNode); |
| CXFA_Node* pPageSetNode = |
| pSubformSetNode->GetFirstChildByClass(XFA_Element::PageSet); |
| while (pPageSetNode) { |
| m_pPendingPageSet.push_back(pPageSetNode); |
| CXFA_Node* pNextPageSetNode = |
| pPageSetNode->GetNextSameClassSibling(XFA_Element::PageSet); |
| pSubformSetNode->RemoveChild(pPageSetNode, true); |
| pPageSetNode = pNextPageSetNode; |
| } |
| |
| if (bEmptyForm) |
| return; |
| |
| CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_XFANode> sIterator( |
| pFormRoot); |
| CXFA_Node* pNode = sIterator.MoveToNext(); |
| while (pNode) { |
| if (pNode->IsUnusedNode()) { |
| if (pNode->IsContainerNode() || |
| pNode->GetElementType() == XFA_Element::InstanceManager) { |
| CXFA_Node* pNext = sIterator.SkipChildrenAndMoveToNext(); |
| pNode->GetNodeItem(XFA_NODEITEM_Parent)->RemoveChild(pNode, true); |
| pNode = pNext; |
| } else { |
| pNode->ClearFlag(XFA_NodeFlag_UnusedNode); |
| pNode->SetFlag(XFA_NodeFlag_Initialized, true); |
| pNode = sIterator.MoveToNext(); |
| } |
| } else { |
| pNode->SetFlag(XFA_NodeFlag_Initialized, true); |
| pNode = sIterator.MoveToNext(); |
| } |
| } |
| } |
| |
| void CXFA_Document::DoDataRemerge(bool bDoDataMerge) { |
| CXFA_Node* pFormRoot = ToNode(GetXFAObject(XFA_HASHCODE_Form)); |
| if (pFormRoot) { |
| while (CXFA_Node* pNode = pFormRoot->GetNodeItem(XFA_NODEITEM_FirstChild)) |
| pFormRoot->RemoveChild(pNode, true); |
| |
| pFormRoot->JSNode()->SetBindingNode(nullptr); |
| } |
| m_rgGlobalBinding.clear(); |
| |
| if (bDoDataMerge) |
| DoDataMerge(); |
| |
| CXFA_LayoutProcessor* pLayoutProcessor = GetLayoutProcessor(); |
| pLayoutProcessor->SetForceReLayout(true); |
| } |