// 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 "fxjs/cfxjse_formcalc_context.h" #include "fxjs/cjs_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" #define XFA_RESOLVENODE_TagName 0x0002 class CXFA_List; class CFXJSE_ResolveProcessor; class CFXJSE_Engine : public CJS_V8 { public: static CXFA_Object* ToObject(const v8::FunctionCallbackInfo<v8::Value>& info); static CXFA_Object* ToObject(CFXJSE_Value* pValue, CFXJSE_Class* pClass); 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_Return 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); explicit CFXJSE_Engine(CXFA_Document* pDocument, v8::Isolate* pIsolate); ~CFXJSE_Engine() override; void SetEventParam(CXFA_EventParam param) { m_eventParam = param; } CXFA_EventParam* GetEventParam() { return &m_eventParam; } 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; } 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(); 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(); } 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 = false); bool QueryVariableValue(CXFA_Node* pScriptNode, const ByteStringView& szPropName, CFXJSE_Value* pValue, bool bGetter); bool RunVariablesScript(CXFA_Node* pScriptNode); UnownedPtr<CXFA_Document> const m_pDocument; std::unique_ptr<CFXJSE_Context> m_JsContext; CFXJSE_Class* m_pJsClass; CXFA_Script::Type m_eScriptType; std::map<CXFA_Object*, std::unique_ptr<CFXJSE_Value>> m_mapObjectToValue; std::map<CXFA_Object*, std::unique_ptr<CFXJSE_Context>> m_mapVariableToContext; 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; std::vector<CXFA_Node*>* m_pScriptNodeArray; std::unique_ptr<CFXJSE_ResolveProcessor> m_ResolveProcessor; std::unique_ptr<CFXJSE_FormCalcContext> m_FM2JSContext; CXFA_Object* m_pThisObject; XFA_AttributeEnum m_eRunAtType; }; #endif // FXJS_CFXJSE_ENGINE_H_