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authorDan Sinclair <dsinclair@chromium.org>2017-12-11 22:31:58 +0000
committerChromium commit bot <commit-bot@chromium.org>2017-12-11 22:31:58 +0000
commitc002261326795102c4680c43ea447674dd4d6f3b (patch)
treed1793513d0e2dc1203d3806d7d734e3ddc9e2766 /fxjs/xfa/cjx_object.cpp
parent07401bae6d9f95911b144e6fabb42f19e40def49 (diff)
downloadpdfium-c002261326795102c4680c43ea447674dd4d6f3b.tar.xz
[xfa] Move CJX code into fxjs/xfa
This CL moves the remaining CJX clases into fxjs/xfa so they co-exist with the rest of the CJX classes. Change-Id: I2b1e5504ac23f73df177f309967a04ab27fb61d1 Reviewed-on: https://pdfium-review.googlesource.com/20550 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: Lei Zhang <thestig@chromium.org>
Diffstat (limited to 'fxjs/xfa/cjx_object.cpp')
-rw-r--r--fxjs/xfa/cjx_object.cpp806
1 files changed, 806 insertions, 0 deletions
diff --git a/fxjs/xfa/cjx_object.cpp b/fxjs/xfa/cjx_object.cpp
new file mode 100644
index 0000000000..81ba1ac3d2
--- /dev/null
+++ b/fxjs/xfa/cjx_object.cpp
@@ -0,0 +1,806 @@
+// 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 "fxjs/xfa/cjx_object.h"
+
+#include <utility>
+
+#include "core/fxcrt/fx_extension.h"
+#include "core/fxcrt/xml/cfx_xmltext.h"
+#include "fxjs/cfxjse_engine.h"
+#include "fxjs/cfxjse_value.h"
+#include "fxjs/cjs_return.h"
+#include "third_party/base/ptr_util.h"
+#include "xfa/fxfa/cxfa_ffnotify.h"
+#include "xfa/fxfa/cxfa_ffwidget.h"
+#include "xfa/fxfa/parser/cxfa_document.h"
+#include "xfa/fxfa/parser/cxfa_measurement.h"
+#include "xfa/fxfa/parser/cxfa_node.h"
+#include "xfa/fxfa/parser/cxfa_object.h"
+
+namespace {
+
+void XFA_DeleteWideString(void* pData) {
+ delete static_cast<WideString*>(pData);
+}
+
+void XFA_CopyWideString(void*& pData) {
+ if (!pData)
+ return;
+ pData = new WideString(*reinterpret_cast<WideString*>(pData));
+}
+
+XFA_MAPDATABLOCKCALLBACKINFO deleteWideStringCallBack = {XFA_DeleteWideString,
+ XFA_CopyWideString};
+
+enum XFA_KEYTYPE {
+ XFA_KEYTYPE_Custom,
+ XFA_KEYTYPE_Element,
+};
+
+void* GetMapKey_Custom(const WideStringView& wsKey) {
+ uint32_t dwKey = FX_HashCode_GetW(wsKey, false);
+ return (void*)(uintptr_t)((dwKey << 1) | XFA_KEYTYPE_Custom);
+}
+
+void* GetMapKey_Element(XFA_Element eType, XFA_Attribute eAttribute) {
+ return (void*)(uintptr_t)((static_cast<uint32_t>(eType) << 16) |
+ (static_cast<uint32_t>(eAttribute) << 8) |
+ XFA_KEYTYPE_Element);
+}
+
+void XFA_DefaultFreeData(void* pData) {}
+
+XFA_MAPDATABLOCKCALLBACKINFO gs_XFADefaultFreeData = {XFA_DefaultFreeData,
+ nullptr};
+
+} // namespace
+
+struct XFA_MAPDATABLOCK {
+ uint8_t* GetData() const { return (uint8_t*)this + sizeof(XFA_MAPDATABLOCK); }
+
+ XFA_MAPDATABLOCKCALLBACKINFO* pCallbackInfo;
+ int32_t iBytes;
+};
+
+struct XFA_MAPMODULEDATA {
+ XFA_MAPMODULEDATA() {}
+ ~XFA_MAPMODULEDATA() {}
+
+ std::map<void*, void*> m_ValueMap;
+ std::map<void*, XFA_MAPDATABLOCK*> m_BufferMap;
+};
+
+CJX_Object::CJX_Object(CXFA_Object* obj) : object_(obj) {}
+
+CJX_Object::~CJX_Object() {
+ ClearMapModuleBuffer();
+}
+
+void CJX_Object::DefineMethods(const CJX_MethodSpec method_specs[]) {
+ for (size_t i = 0; method_specs[i].pMethodCall != nullptr; ++i)
+ method_specs_[method_specs[i].pName] = method_specs[i].pMethodCall;
+}
+
+CXFA_Document* CJX_Object::GetDocument() const {
+ return object_->GetDocument();
+}
+
+void CJX_Object::Script_ObjectClass_ClassName(CFXJSE_Value* pValue,
+ bool bSetting,
+ XFA_Attribute eAttribute) {
+ if (bSetting) {
+ ThrowInvalidPropertyException();
+ return;
+ }
+ pValue->SetString(
+ FX_UTF8Encode(GetXFAObject()->GetClassName()).AsStringView());
+}
+
+bool CJX_Object::HasMethod(const WideString& func) const {
+ return pdfium::ContainsKey(method_specs_, func.UTF8Encode());
+}
+
+CJS_Return CJX_Object::RunMethod(
+ const WideString& func,
+ const std::vector<v8::Local<v8::Value>>& params) {
+ auto it = method_specs_.find(func.UTF8Encode());
+ if (it == method_specs_.end())
+ return CJS_Return(false);
+ return it->second(this, GetXFAObject()->GetDocument()->GetScriptContext(),
+ params);
+}
+
+void CJX_Object::ThrowInvalidPropertyException() const {
+ ThrowException(L"Invalid property set operation.");
+}
+
+void CJX_Object::ThrowIndexOutOfBoundsException() const {
+ ThrowException(L"Index value is out of bounds.");
+}
+
+void CJX_Object::ThrowParamCountMismatchException(
+ const WideString& method) const {
+ ThrowException(L"Incorrect number of parameters calling method '%.16s'.",
+ method.c_str());
+}
+
+void CJX_Object::ThrowArgumentMismatchException() const {
+ ThrowException(L"Argument mismatch in property or function argument.");
+}
+
+void CJX_Object::ThrowException(const wchar_t* str, ...) const {
+ va_list arg_ptr;
+ va_start(arg_ptr, str);
+ WideString wsMessage = WideString::FormatV(str, arg_ptr);
+ va_end(arg_ptr);
+
+ ASSERT(!wsMessage.IsEmpty());
+ FXJSE_ThrowMessage(wsMessage.UTF8Encode().AsStringView());
+}
+
+bool CJX_Object::HasAttribute(XFA_Attribute eAttr) {
+ void* pKey = GetMapKey_Element(GetXFAObject()->GetElementType(), eAttr);
+ return HasMapModuleKey(pKey);
+}
+
+bool CJX_Object::SetAttribute(XFA_Attribute eAttr,
+ const WideStringView& wsValue,
+ bool bNotify) {
+ switch (ToNode(GetXFAObject())->GetAttributeType(eAttr)) {
+ case XFA_AttributeType::Enum: {
+ pdfium::Optional<XFA_AttributeEnum> item =
+ CXFA_Node::NameToAttributeEnum(wsValue);
+ return SetEnum(
+ eAttr,
+ item ? *item : *(ToNode(GetXFAObject())->GetDefaultEnum(eAttr)),
+ bNotify);
+ }
+ case XFA_AttributeType::CData:
+ return SetCData(eAttr, WideString(wsValue), bNotify, false);
+ case XFA_AttributeType::Boolean:
+ return SetBoolean(eAttr, wsValue != L"0", bNotify);
+ case XFA_AttributeType::Integer:
+ return SetInteger(eAttr,
+ FXSYS_round(FXSYS_wcstof(wsValue.unterminated_c_str(),
+ wsValue.GetLength(), nullptr)),
+ bNotify);
+ case XFA_AttributeType::Measure:
+ return SetMeasure(eAttr, CXFA_Measurement(wsValue), bNotify);
+ default:
+ break;
+ }
+ return false;
+}
+
+void CJX_Object::SetMapModuleString(void* pKey, const WideStringView& wsValue) {
+ SetMapModuleBuffer(pKey, (void*)wsValue.unterminated_c_str(),
+ wsValue.GetLength() * sizeof(wchar_t), nullptr);
+}
+
+bool CJX_Object::SetAttribute(const WideStringView& wsAttr,
+ const WideStringView& wsValue,
+ bool bNotify) {
+ XFA_Attribute attr = CXFA_Node::NameToAttribute(wsValue);
+ if (attr != XFA_Attribute::Unknown)
+ return SetAttribute(attr, wsValue, bNotify);
+
+ void* pKey = GetMapKey_Custom(wsAttr);
+ SetMapModuleString(pKey, wsValue);
+ return true;
+}
+
+WideString CJX_Object::GetAttribute(const WideStringView& attr) {
+ return TryAttribute(attr, true).value_or(WideString());
+}
+
+WideString CJX_Object::GetAttribute(XFA_Attribute attr) {
+ return TryAttribute(attr, true).value_or(WideString());
+}
+
+pdfium::Optional<WideString> CJX_Object::TryAttribute(XFA_Attribute eAttr,
+ bool bUseDefault) {
+ switch (ToNode(GetXFAObject())->GetAttributeType(eAttr)) {
+ case XFA_AttributeType::Enum: {
+ pdfium::Optional<XFA_AttributeEnum> value = TryEnum(eAttr, bUseDefault);
+ if (!value)
+ return {};
+
+ return {CXFA_Node::AttributeEnumToName(*value)};
+ }
+ case XFA_AttributeType::CData:
+ return TryCData(eAttr, bUseDefault);
+
+ case XFA_AttributeType::Boolean: {
+ pdfium::Optional<bool> value = TryBoolean(eAttr, bUseDefault);
+ if (!value)
+ return {};
+ return {*value ? L"1" : L"0"};
+ }
+ case XFA_AttributeType::Integer: {
+ pdfium::Optional<int32_t> iValue = TryInteger(eAttr, bUseDefault);
+ if (!iValue)
+ return {};
+ return {WideString::Format(L"%d", *iValue)};
+ }
+ case XFA_AttributeType::Measure: {
+ pdfium::Optional<CXFA_Measurement> value = TryMeasure(eAttr, bUseDefault);
+ if (!value)
+ return {};
+
+ return {value->ToString()};
+ }
+ default:
+ break;
+ }
+ return {};
+}
+
+pdfium::Optional<WideString> CJX_Object::TryAttribute(
+ const WideStringView& wsAttr,
+ bool bUseDefault) {
+ XFA_Attribute attr = CXFA_Node::NameToAttribute(wsAttr);
+ if (attr != XFA_Attribute::Unknown)
+ return TryAttribute(attr, bUseDefault);
+
+ void* pKey = GetMapKey_Custom(wsAttr);
+ WideStringView wsValueC;
+ if (!GetMapModuleString(pKey, wsValueC))
+ return {};
+
+ return {WideString(wsValueC)};
+}
+
+void CJX_Object::RemoveAttribute(const WideStringView& wsAttr) {
+ void* pKey = GetMapKey_Custom(wsAttr);
+ if (pKey)
+ RemoveMapModuleKey(pKey);
+}
+
+pdfium::Optional<bool> CJX_Object::TryBoolean(XFA_Attribute eAttr,
+ bool bUseDefault) {
+ void* pValue = nullptr;
+ void* pKey = GetMapKey_Element(GetXFAObject()->GetElementType(), eAttr);
+ if (GetMapModuleValue(pKey, pValue))
+ return {!!pValue};
+ if (!bUseDefault)
+ return {};
+
+ return ToNode(GetXFAObject())->GetDefaultBoolean(eAttr);
+}
+
+bool CJX_Object::SetBoolean(XFA_Attribute eAttr, bool bValue, bool bNotify) {
+ CFX_XMLElement* elem = SetValue(eAttr, XFA_AttributeType::Boolean,
+ (void*)(uintptr_t)bValue, bNotify);
+ if (elem)
+ elem->SetString(CXFA_Node::AttributeToName(eAttr), bValue ? L"1" : L"0");
+ return true;
+}
+
+bool CJX_Object::GetBoolean(XFA_Attribute eAttr) {
+ return TryBoolean(eAttr, true).value_or(false);
+}
+
+bool CJX_Object::SetInteger(XFA_Attribute eAttr, int32_t iValue, bool bNotify) {
+ CFX_XMLElement* elem = SetValue(eAttr, XFA_AttributeType::Integer,
+ (void*)(uintptr_t)iValue, bNotify);
+ if (elem) {
+ elem->SetString(CXFA_Node::AttributeToName(eAttr),
+ WideString::Format(L"%d", iValue));
+ }
+ return true;
+}
+
+int32_t CJX_Object::GetInteger(XFA_Attribute eAttr) {
+ return TryInteger(eAttr, true).value_or(0);
+}
+
+pdfium::Optional<int32_t> CJX_Object::TryInteger(XFA_Attribute eAttr,
+ bool bUseDefault) {
+ void* pKey = GetMapKey_Element(GetXFAObject()->GetElementType(), eAttr);
+ void* pValue = nullptr;
+ if (GetMapModuleValue(pKey, pValue))
+ return {static_cast<int32_t>(reinterpret_cast<uintptr_t>(pValue))};
+ if (!bUseDefault)
+ return {};
+
+ return ToNode(GetXFAObject())->GetDefaultInteger(eAttr);
+}
+
+pdfium::Optional<XFA_AttributeEnum> CJX_Object::TryEnum(XFA_Attribute eAttr,
+ bool bUseDefault) {
+ void* pKey = GetMapKey_Element(GetXFAObject()->GetElementType(), eAttr);
+ void* pValue = nullptr;
+ if (GetMapModuleValue(pKey, pValue)) {
+ return {
+ static_cast<XFA_AttributeEnum>(reinterpret_cast<uintptr_t>(pValue))};
+ }
+ if (!bUseDefault)
+ return {};
+
+ return ToNode(GetXFAObject())->GetDefaultEnum(eAttr);
+}
+
+bool CJX_Object::SetEnum(XFA_Attribute eAttr,
+ XFA_AttributeEnum eValue,
+ bool bNotify) {
+ CFX_XMLElement* elem = SetValue(eAttr, XFA_AttributeType::Enum,
+ (void*)(uintptr_t)eValue, bNotify);
+ if (elem) {
+ elem->SetString(CXFA_Node::AttributeToName(eAttr),
+ CXFA_Node::AttributeEnumToName(eValue));
+ }
+ return true;
+}
+
+XFA_AttributeEnum CJX_Object::GetEnum(XFA_Attribute eAttr) {
+ return TryEnum(eAttr, true).value_or(XFA_AttributeEnum::Unknown);
+}
+
+bool CJX_Object::SetMeasure(XFA_Attribute eAttr,
+ CXFA_Measurement mValue,
+ bool bNotify) {
+ void* pKey = GetMapKey_Element(GetXFAObject()->GetElementType(), eAttr);
+ OnChanging(eAttr, bNotify);
+ SetMapModuleBuffer(pKey, &mValue, sizeof(CXFA_Measurement), nullptr);
+ OnChanged(eAttr, bNotify, false);
+ return true;
+}
+
+pdfium::Optional<CXFA_Measurement> CJX_Object::TryMeasure(
+ XFA_Attribute eAttr,
+ bool bUseDefault) const {
+ void* pKey = GetMapKey_Element(GetXFAObject()->GetElementType(), eAttr);
+ void* pValue;
+ int32_t iBytes;
+ if (GetMapModuleBuffer(pKey, pValue, iBytes, true) &&
+ iBytes == sizeof(CXFA_Measurement)) {
+ return {*reinterpret_cast<CXFA_Measurement*>(pValue)};
+ }
+ if (!bUseDefault)
+ return {};
+
+ return ToNode(GetXFAObject())->GetDefaultMeasurement(eAttr);
+}
+
+CXFA_Measurement CJX_Object::GetMeasure(XFA_Attribute eAttr) const {
+ return TryMeasure(eAttr, true).value_or(CXFA_Measurement());
+}
+
+WideString CJX_Object::GetCData(XFA_Attribute eAttr) {
+ return TryCData(eAttr, true).value_or(WideString());
+}
+
+bool CJX_Object::SetCData(XFA_Attribute eAttr,
+ const WideString& wsValue,
+ bool bNotify,
+ bool bScriptModify) {
+ void* pKey = GetMapKey_Element(GetXFAObject()->GetElementType(), eAttr);
+ OnChanging(eAttr, bNotify);
+ if (eAttr == XFA_Attribute::Value) {
+ WideString* pClone = new WideString(wsValue);
+ SetUserData(pKey, pClone, &deleteWideStringCallBack);
+ } else {
+ SetMapModuleString(pKey, wsValue.AsStringView());
+ if (eAttr == XFA_Attribute::Name)
+ ToNode(GetXFAObject())->UpdateNameHash();
+ }
+ OnChanged(eAttr, bNotify, bScriptModify);
+
+ if (!ToNode(GetXFAObject())->IsNeedSavingXMLNode() ||
+ eAttr == XFA_Attribute::QualifiedName ||
+ eAttr == XFA_Attribute::BindingNode) {
+ return true;
+ }
+
+ if (eAttr == XFA_Attribute::Name &&
+ (GetXFAObject()->GetElementType() == XFA_Element::DataValue ||
+ GetXFAObject()->GetElementType() == XFA_Element::DataGroup)) {
+ return true;
+ }
+
+ auto* elem =
+ static_cast<CFX_XMLElement*>(ToNode(GetXFAObject())->GetXMLMappingNode());
+ if (eAttr == XFA_Attribute::Value) {
+ FX_XMLNODETYPE eXMLType = elem->GetType();
+ switch (eXMLType) {
+ case FX_XMLNODE_Element:
+ if (ToNode(GetXFAObject())->IsAttributeInXML()) {
+ elem->SetString(WideString(GetCData(XFA_Attribute::QualifiedName)),
+ wsValue);
+ } else {
+ bool bDeleteChildren = true;
+ if (ToNode(GetXFAObject())->GetPacketType() ==
+ XFA_PacketType::Datasets) {
+ for (CXFA_Node* pChildDataNode =
+ ToNode(GetXFAObject())
+ ->GetNodeItem(XFA_NODEITEM_FirstChild);
+ pChildDataNode; pChildDataNode = pChildDataNode->GetNodeItem(
+ XFA_NODEITEM_NextSibling)) {
+ if (!pChildDataNode->GetBindItems()->empty()) {
+ bDeleteChildren = false;
+ break;
+ }
+ }
+ }
+ if (bDeleteChildren)
+ elem->DeleteChildren();
+
+ elem->SetTextData(wsValue);
+ }
+ break;
+ case FX_XMLNODE_Text:
+ static_cast<CFX_XMLText*>(ToNode(GetXFAObject())->GetXMLMappingNode())
+ ->SetText(wsValue);
+ break;
+ default:
+ NOTREACHED();
+ }
+ return true;
+ }
+ ASSERT(elem->GetType() == FX_XMLNODE_Element);
+
+ WideString wsAttrName = CXFA_Node::AttributeToName(eAttr);
+ if (eAttr == XFA_Attribute::ContentType)
+ wsAttrName = L"xfa:" + wsAttrName;
+
+ elem->SetString(wsAttrName, wsValue);
+ return true;
+}
+
+void CJX_Object::SetAttributeValue(const WideString& wsValue,
+ const WideString& wsXMLValue,
+ bool bNotify,
+ bool bScriptModify) {
+ void* pKey =
+ GetMapKey_Element(GetXFAObject()->GetElementType(), XFA_Attribute::Value);
+ OnChanging(XFA_Attribute::Value, bNotify);
+ WideString* pClone = new WideString(wsValue);
+ SetUserData(pKey, pClone, &deleteWideStringCallBack);
+ OnChanged(XFA_Attribute::Value, bNotify, bScriptModify);
+ if (!ToNode(GetXFAObject())->IsNeedSavingXMLNode())
+ return;
+
+ auto* elem =
+ static_cast<CFX_XMLElement*>(ToNode(GetXFAObject())->GetXMLMappingNode());
+ FX_XMLNODETYPE eXMLType = elem->GetType();
+ switch (eXMLType) {
+ case FX_XMLNODE_Element:
+ if (ToNode(GetXFAObject())->IsAttributeInXML()) {
+ elem->SetString(WideString(GetCData(XFA_Attribute::QualifiedName)),
+ wsXMLValue);
+ } else {
+ bool bDeleteChildren = true;
+ if (ToNode(GetXFAObject())->GetPacketType() ==
+ XFA_PacketType::Datasets) {
+ for (CXFA_Node* pChildDataNode =
+ ToNode(GetXFAObject())->GetNodeItem(XFA_NODEITEM_FirstChild);
+ pChildDataNode; pChildDataNode = pChildDataNode->GetNodeItem(
+ XFA_NODEITEM_NextSibling)) {
+ if (!pChildDataNode->GetBindItems()->empty()) {
+ bDeleteChildren = false;
+ break;
+ }
+ }
+ }
+ if (bDeleteChildren)
+ elem->DeleteChildren();
+
+ elem->SetTextData(wsXMLValue);
+ }
+ break;
+ case FX_XMLNODE_Text:
+ static_cast<CFX_XMLText*>(ToNode(GetXFAObject())->GetXMLMappingNode())
+ ->SetText(wsXMLValue);
+ break;
+ default:
+ ASSERT(0);
+ }
+}
+
+pdfium::Optional<WideString> CJX_Object::TryCData(XFA_Attribute eAttr,
+ bool bUseDefault) {
+ void* pKey = GetMapKey_Element(GetXFAObject()->GetElementType(), eAttr);
+ if (eAttr == XFA_Attribute::Value) {
+ void* pData;
+ int32_t iBytes = 0;
+ WideString* pStr = nullptr;
+ if (GetMapModuleBuffer(pKey, pData, iBytes, true) &&
+ iBytes == sizeof(void*)) {
+ memcpy(&pData, pData, iBytes);
+ pStr = reinterpret_cast<WideString*>(pData);
+ }
+ if (pStr)
+ return {*pStr};
+ } else {
+ WideStringView wsValueC;
+ if (GetMapModuleString(pKey, wsValueC))
+ return {WideString(wsValueC)};
+ }
+ if (!bUseDefault)
+ return {};
+
+ return ToNode(GetXFAObject())->GetDefaultCData(eAttr);
+}
+
+CFX_XMLElement* CJX_Object::SetValue(XFA_Attribute eAttr,
+ XFA_AttributeType eType,
+ void* pValue,
+ bool bNotify) {
+ void* pKey = GetMapKey_Element(GetXFAObject()->GetElementType(), eAttr);
+ OnChanging(eAttr, bNotify);
+ SetMapModuleValue(pKey, pValue);
+ OnChanged(eAttr, bNotify, false);
+ if (!ToNode(GetXFAObject())->IsNeedSavingXMLNode())
+ return nullptr;
+
+ auto* elem =
+ static_cast<CFX_XMLElement*>(ToNode(GetXFAObject())->GetXMLMappingNode());
+ ASSERT(elem->GetType() == FX_XMLNODE_Element);
+
+ return elem;
+}
+
+bool CJX_Object::SetUserData(void* pKey,
+ void* pData,
+ XFA_MAPDATABLOCKCALLBACKINFO* pCallbackInfo) {
+ SetMapModuleBuffer(pKey, &pData, sizeof(void*),
+ pCallbackInfo ? pCallbackInfo : &gs_XFADefaultFreeData);
+ return true;
+}
+
+XFA_MAPMODULEDATA* CJX_Object::CreateMapModuleData() {
+ if (!map_module_data_)
+ map_module_data_ = pdfium::MakeUnique<XFA_MAPMODULEDATA>();
+ return map_module_data_.get();
+}
+
+XFA_MAPMODULEDATA* CJX_Object::GetMapModuleData() const {
+ return map_module_data_.get();
+}
+
+void CJX_Object::SetMapModuleValue(void* pKey, void* pValue) {
+ CreateMapModuleData()->m_ValueMap[pKey] = pValue;
+}
+
+bool CJX_Object::GetMapModuleValue(void* pKey, void*& pValue) {
+ for (CXFA_Node* pNode = ToNode(GetXFAObject()); pNode;
+ pNode = pNode->GetTemplateNode()) {
+ XFA_MAPMODULEDATA* pModule = pNode->JSNode()->GetMapModuleData();
+ if (pModule) {
+ auto it = pModule->m_ValueMap.find(pKey);
+ if (it != pModule->m_ValueMap.end()) {
+ pValue = it->second;
+ return true;
+ }
+ }
+ if (pNode->GetPacketType() == XFA_PacketType::Datasets)
+ break;
+ }
+ return false;
+}
+
+bool CJX_Object::GetMapModuleString(void* pKey, WideStringView& wsValue) {
+ void* pValue;
+ int32_t iBytes;
+ if (!GetMapModuleBuffer(pKey, pValue, iBytes, true))
+ return false;
+
+ // Defensive measure: no out-of-bounds pointers even if zero length.
+ int32_t iChars = iBytes / sizeof(wchar_t);
+ wsValue = WideStringView(iChars ? (const wchar_t*)pValue : nullptr, iChars);
+ return true;
+}
+
+void CJX_Object::SetMapModuleBuffer(
+ void* pKey,
+ void* pValue,
+ int32_t iBytes,
+ XFA_MAPDATABLOCKCALLBACKINFO* pCallbackInfo) {
+ XFA_MAPDATABLOCK*& pBuffer = CreateMapModuleData()->m_BufferMap[pKey];
+ if (!pBuffer) {
+ pBuffer = reinterpret_cast<XFA_MAPDATABLOCK*>(
+ FX_Alloc(uint8_t, sizeof(XFA_MAPDATABLOCK) + iBytes));
+ } else if (pBuffer->iBytes != iBytes) {
+ if (pBuffer->pCallbackInfo && pBuffer->pCallbackInfo->pFree)
+ pBuffer->pCallbackInfo->pFree(*(void**)pBuffer->GetData());
+
+ pBuffer = reinterpret_cast<XFA_MAPDATABLOCK*>(
+ FX_Realloc(uint8_t, pBuffer, sizeof(XFA_MAPDATABLOCK) + iBytes));
+ } else if (pBuffer->pCallbackInfo && pBuffer->pCallbackInfo->pFree) {
+ pBuffer->pCallbackInfo->pFree(
+ *reinterpret_cast<void**>(pBuffer->GetData()));
+ }
+ if (!pBuffer)
+ return;
+
+ pBuffer->pCallbackInfo = pCallbackInfo;
+ pBuffer->iBytes = iBytes;
+ memcpy(pBuffer->GetData(), pValue, iBytes);
+}
+
+bool CJX_Object::GetMapModuleBuffer(void* pKey,
+ void*& pValue,
+ int32_t& iBytes,
+ bool bProtoAlso) const {
+ XFA_MAPDATABLOCK* pBuffer = nullptr;
+ for (const CXFA_Node* pNode = ToNode(GetXFAObject()); pNode;
+ pNode = pNode->GetTemplateNode()) {
+ XFA_MAPMODULEDATA* pModule = pNode->JSNode()->GetMapModuleData();
+ if (pModule) {
+ auto it = pModule->m_BufferMap.find(pKey);
+ if (it != pModule->m_BufferMap.end()) {
+ pBuffer = it->second;
+ break;
+ }
+ }
+ if (!bProtoAlso || pNode->GetPacketType() == XFA_PacketType::Datasets)
+ break;
+ }
+ if (!pBuffer)
+ return false;
+
+ pValue = pBuffer->GetData();
+ iBytes = pBuffer->iBytes;
+ return true;
+}
+
+bool CJX_Object::HasMapModuleKey(void* pKey) {
+ XFA_MAPMODULEDATA* pModule = GetMapModuleData();
+ return pModule && (pdfium::ContainsKey(pModule->m_ValueMap, pKey) ||
+ pdfium::ContainsKey(pModule->m_BufferMap, pKey));
+}
+
+void CJX_Object::ClearMapModuleBuffer() {
+ XFA_MAPMODULEDATA* pModule = GetMapModuleData();
+ if (!pModule)
+ return;
+
+ for (auto& pair : pModule->m_BufferMap) {
+ XFA_MAPDATABLOCK* pBuffer = pair.second;
+ if (pBuffer) {
+ if (pBuffer->pCallbackInfo && pBuffer->pCallbackInfo->pFree)
+ pBuffer->pCallbackInfo->pFree(*(void**)pBuffer->GetData());
+
+ FX_Free(pBuffer);
+ }
+ }
+ pModule->m_BufferMap.clear();
+ pModule->m_ValueMap.clear();
+}
+
+void CJX_Object::RemoveMapModuleKey(void* pKey) {
+ ASSERT(pKey);
+
+ XFA_MAPMODULEDATA* pModule = GetMapModuleData();
+ if (!pModule)
+ return;
+
+ auto it = pModule->m_BufferMap.find(pKey);
+ if (it != pModule->m_BufferMap.end()) {
+ XFA_MAPDATABLOCK* pBuffer = it->second;
+ if (pBuffer) {
+ if (pBuffer->pCallbackInfo && pBuffer->pCallbackInfo->pFree)
+ pBuffer->pCallbackInfo->pFree(*(void**)pBuffer->GetData());
+
+ FX_Free(pBuffer);
+ }
+ pModule->m_BufferMap.erase(it);
+ }
+ pModule->m_ValueMap.erase(pKey);
+ return;
+}
+
+void CJX_Object::MergeAllData(CXFA_Object* pDstModule) {
+ XFA_MAPMODULEDATA* pDstModuleData =
+ ToNode(pDstModule)->JSNode()->CreateMapModuleData();
+ XFA_MAPMODULEDATA* pSrcModuleData = GetMapModuleData();
+ if (!pSrcModuleData)
+ return;
+
+ for (const auto& pair : pSrcModuleData->m_ValueMap)
+ pDstModuleData->m_ValueMap[pair.first] = pair.second;
+
+ for (const auto& pair : pSrcModuleData->m_BufferMap) {
+ XFA_MAPDATABLOCK* pSrcBuffer = pair.second;
+ XFA_MAPDATABLOCK*& pDstBuffer = pDstModuleData->m_BufferMap[pair.first];
+ if (pSrcBuffer->pCallbackInfo && pSrcBuffer->pCallbackInfo->pFree &&
+ !pSrcBuffer->pCallbackInfo->pCopy) {
+ if (pDstBuffer) {
+ pDstBuffer->pCallbackInfo->pFree(*(void**)pDstBuffer->GetData());
+ pDstModuleData->m_BufferMap.erase(pair.first);
+ }
+ continue;
+ }
+ if (!pDstBuffer) {
+ pDstBuffer = (XFA_MAPDATABLOCK*)FX_Alloc(
+ uint8_t, sizeof(XFA_MAPDATABLOCK) + pSrcBuffer->iBytes);
+ } else if (pDstBuffer->iBytes != pSrcBuffer->iBytes) {
+ if (pDstBuffer->pCallbackInfo && pDstBuffer->pCallbackInfo->pFree) {
+ pDstBuffer->pCallbackInfo->pFree(*(void**)pDstBuffer->GetData());
+ }
+ pDstBuffer = (XFA_MAPDATABLOCK*)FX_Realloc(
+ uint8_t, pDstBuffer, sizeof(XFA_MAPDATABLOCK) + pSrcBuffer->iBytes);
+ } else if (pDstBuffer->pCallbackInfo && pDstBuffer->pCallbackInfo->pFree) {
+ pDstBuffer->pCallbackInfo->pFree(*(void**)pDstBuffer->GetData());
+ }
+ if (!pDstBuffer)
+ continue;
+
+ pDstBuffer->pCallbackInfo = pSrcBuffer->pCallbackInfo;
+ pDstBuffer->iBytes = pSrcBuffer->iBytes;
+ memcpy(pDstBuffer->GetData(), pSrcBuffer->GetData(), pSrcBuffer->iBytes);
+ if (pDstBuffer->pCallbackInfo && pDstBuffer->pCallbackInfo->pCopy) {
+ pDstBuffer->pCallbackInfo->pCopy(*(void**)pDstBuffer->GetData());
+ }
+ }
+}
+
+void CJX_Object::MoveBufferMapData(CXFA_Object* pDstModule) {
+ if (!pDstModule)
+ return;
+
+ bool bNeedMove = true;
+ if (pDstModule->GetElementType() != GetXFAObject()->GetElementType())
+ bNeedMove = false;
+
+ if (bNeedMove)
+ ToNode(pDstModule)->JSNode()->SetCalcData(ReleaseCalcData());
+ if (!pDstModule->IsNodeV())
+ return;
+
+ WideString wsValue = ToNode(pDstModule)->JSNode()->GetContent(false);
+ WideString wsFormatValue(wsValue);
+ CXFA_WidgetData* pWidgetData = ToNode(pDstModule)->GetContainerWidgetData();
+ if (pWidgetData)
+ wsFormatValue = pWidgetData->GetFormatDataValue(wsValue);
+
+ ToNode(pDstModule)
+ ->JSNode()
+ ->SetContent(wsValue, wsFormatValue, true, true, true);
+}
+
+void CJX_Object::MoveBufferMapData(CXFA_Object* pSrcModule,
+ CXFA_Object* pDstModule) {
+ if (!pSrcModule || !pDstModule)
+ return;
+
+ CXFA_Node* pSrcChild =
+ ToNode(pSrcModule)->GetNodeItem(XFA_NODEITEM_FirstChild);
+ CXFA_Node* pDstChild =
+ ToNode(pDstModule)->GetNodeItem(XFA_NODEITEM_FirstChild);
+ while (pSrcChild && pDstChild) {
+ MoveBufferMapData(pSrcChild, pDstChild);
+
+ pSrcChild = pSrcChild->GetNodeItem(XFA_NODEITEM_NextSibling);
+ pDstChild = pDstChild->GetNodeItem(XFA_NODEITEM_NextSibling);
+ }
+ ToNode(pSrcModule)->JSNode()->MoveBufferMapData(pDstModule);
+}
+
+void CJX_Object::OnChanging(XFA_Attribute eAttr, bool bNotify) {
+ if (!bNotify || !ToNode(GetXFAObject())->IsInitialized())
+ return;
+
+ CXFA_FFNotify* pNotify = GetDocument()->GetNotify();
+ if (pNotify)
+ pNotify->OnValueChanging(ToNode(GetXFAObject()), eAttr);
+}
+
+void CJX_Object::OnChanged(XFA_Attribute eAttr,
+ bool bNotify,
+ bool bScriptModify) {
+ if (bNotify && ToNode(GetXFAObject())->IsInitialized())
+ ToNode(GetXFAObject())->SendAttributeChangeMessage(eAttr, bScriptModify);
+}
+
+void CJX_Object::SetCalcData(std::unique_ptr<CXFA_CalcData> data) {
+ calc_data_ = std::move(data);
+}
+
+std::unique_ptr<CXFA_CalcData> CJX_Object::ReleaseCalcData() {
+ return std::move(calc_data_);
+}