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// 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
#ifndef FXJS_CFXJSE_ENGINE_H_
#define FXJS_CFXJSE_ENGINE_H_
#include <map>
#include <memory>
#include <vector>
#include "core/fxcrt/unowned_ptr.h"
#include "fxjs/cfx_v8.h"
#include "v8/include/v8.h"
#include "xfa/fxfa/cxfa_eventparam.h"
#include "xfa/fxfa/parser/cxfa_document.h"
#include "xfa/fxfa/parser/cxfa_script.h"
#include "xfa/fxfa/parser/xfa_resolvenode_rs.h"
class CFXJSE_Class;
class CFXJSE_Context;
class CFXJSE_FormCalcContext;
class CFXJSE_ResolveProcessor;
class CJS_Runtime;
class CXFA_List;
class CFXJSE_Engine final : public CFX_V8 {
public:
static CXFA_Object* ToObject(const v8::FunctionCallbackInfo<v8::Value>& info);
static CXFA_Object* ToObject(CFXJSE_Value* pValue);
static void GlobalPropertyGetter(CFXJSE_Value* pObject,
const ByteStringView& szPropName,
CFXJSE_Value* pValue);
static void GlobalPropertySetter(CFXJSE_Value* pObject,
const ByteStringView& szPropName,
CFXJSE_Value* pValue);
static void NormalPropertyGetter(CFXJSE_Value* pObject,
const ByteStringView& szPropName,
CFXJSE_Value* pValue);
static void NormalPropertySetter(CFXJSE_Value* pObject,
const ByteStringView& szPropName,
CFXJSE_Value* pValue);
static CJS_Result NormalMethodCall(
const v8::FunctionCallbackInfo<v8::Value>& info,
const WideString& functionName);
static int32_t NormalPropTypeGetter(CFXJSE_Value* pObject,
const ByteStringView& szPropName,
bool bQueryIn);
static int32_t GlobalPropTypeGetter(CFXJSE_Value* pObject,
const ByteStringView& szPropName,
bool bQueryIn);
CFXJSE_Engine(CXFA_Document* pDocument, CJS_Runtime* fxjs_runtime);
~CFXJSE_Engine() override;
void SetEventParam(CXFA_EventParam* param) { m_eventParam = param; }
CXFA_EventParam* GetEventParam() const { return m_eventParam.Get(); }
bool RunScript(CXFA_Script::Type eScriptType,
const WideStringView& wsScript,
CFXJSE_Value* pRetValue,
CXFA_Object* pThisObject);
bool ResolveObjects(CXFA_Object* refObject,
const WideStringView& wsExpression,
XFA_RESOLVENODE_RS* resolveNodeRS,
uint32_t dwStyles,
CXFA_Node* bindNode);
CFXJSE_Value* GetJSValueFromMap(CXFA_Object* pObject);
void AddToCacheList(std::unique_ptr<CXFA_List> pList);
CXFA_Object* GetThisObject() const { return m_pThisObject.Get(); }
int32_t GetIndexByName(CXFA_Node* refNode);
int32_t GetIndexByClassName(CXFA_Node* refNode);
WideString GetSomExpression(CXFA_Node* refNode);
void SetNodesOfRunScript(std::vector<CXFA_Node*>* pArray);
void AddNodesOfRunScript(CXFA_Node* pNode);
CFXJSE_Class* GetJseNormalClass() const { return m_pJsClass.Get(); }
void SetRunAtType(XFA_AttributeEnum eRunAt) { m_eRunAtType = eRunAt; }
bool IsRunAtClient() { return m_eRunAtType != XFA_AttributeEnum::Server; }
CXFA_Script::Type GetType();
std::vector<CXFA_Node*>* GetUpObjectArray() { return &m_upObjectArray; }
CXFA_Document* GetDocument() const { return m_pDocument.Get(); }
CXFA_Object* ToXFAObject(v8::Local<v8::Value> obj);
v8::Local<v8::Value> NewXFAObject(CXFA_Object* obj,
v8::Global<v8::FunctionTemplate>& tmpl);
private:
CFXJSE_Context* CreateVariablesContext(CXFA_Node* pScriptNode,
CXFA_Node* pSubform);
void RemoveBuiltInObjs(CFXJSE_Context* pContext) const;
bool QueryNodeByFlag(CXFA_Node* refNode,
const WideStringView& propname,
CFXJSE_Value* pValue,
uint32_t dwFlag,
bool bSetting);
bool IsStrictScopeInJavaScript();
CXFA_Object* GetVariablesThis(CXFA_Object* pObject, bool bScriptNode);
bool QueryVariableValue(CXFA_Node* pScriptNode,
const ByteStringView& szPropName,
CFXJSE_Value* pValue,
bool bGetter);
bool RunVariablesScript(CXFA_Node* pScriptNode);
UnownedPtr<CJS_Runtime> const m_pSubordinateRuntime;
UnownedPtr<CXFA_Document> const m_pDocument;
std::unique_ptr<CFXJSE_Context> m_JsContext;
UnownedPtr<CFXJSE_Class> m_pJsClass;
CXFA_Script::Type m_eScriptType = CXFA_Script::Type::Unknown;
std::map<CXFA_Object*, std::unique_ptr<CFXJSE_Value>> m_mapObjectToValue;
std::map<CXFA_Object*, std::unique_ptr<CFXJSE_Context>>
m_mapVariableToContext;
UnownedPtr<CXFA_EventParam> m_eventParam;
std::vector<CXFA_Node*> m_upObjectArray;
// CacheList holds the List items so we can clean them up when we're done.
std::vector<std::unique_ptr<CXFA_List>> m_CacheList;
UnownedPtr<std::vector<CXFA_Node*>> m_pScriptNodeArray;
std::unique_ptr<CFXJSE_ResolveProcessor> const m_ResolveProcessor;
std::unique_ptr<CFXJSE_FormCalcContext> m_FM2JSContext;
UnownedPtr<CXFA_Object> m_pThisObject;
XFA_AttributeEnum m_eRunAtType = XFA_AttributeEnum::Client;
};
#endif // FXJS_CFXJSE_ENGINE_H_
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