// 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 XFA_FXFA_PARSER_CXFA_SCRIPTCONTEXT_H_ #define XFA_FXFA_PARSER_CXFA_SCRIPTCONTEXT_H_ #include <map> #include <memory> #include <vector> #include "fxjs/cfxjse_arguments.h" #include "xfa/fxfa/cxfa_eventparam.h" #include "xfa/fxfa/fm2js/xfa_fm2jscontext.h" #include "xfa/fxfa/parser/cxfa_document.h" #include "xfa/fxfa/parser/xfa_resolvenode_rs.h" #define XFA_RESOLVENODE_TagName 0x0002 class CXFA_ResolveProcessor; class CXFA_ScriptContext { public: explicit CXFA_ScriptContext(CXFA_Document* pDocument); ~CXFA_ScriptContext(); void Initialize(v8::Isolate* pIsolate); void SetEventParam(CXFA_EventParam param) { m_eventParam = param; } CXFA_EventParam* GetEventParam() { return &m_eventParam; } bool RunScript(XFA_SCRIPTLANGTYPE eScriptType, const CFX_WideStringC& wsScript, CFXJSE_Value* pRetValue, CXFA_Object* pThisObject); int32_t ResolveObjects(CXFA_Object* refObject, const CFX_WideStringC& wsExpression, XFA_RESOLVENODE_RS& resolveNodeRS, uint32_t dwStyles = XFA_RESOLVENODE_Children, CXFA_Node* bindNode = nullptr); CFXJSE_Value* GetJSValueFromMap(CXFA_Object* pObject); void AddToCacheList(std::unique_ptr<CXFA_NodeList> pList); CXFA_Object* GetThisObject() const { return m_pThisObject; } v8::Isolate* GetRuntime() const { return m_pIsolate; } int32_t GetIndexByName(CXFA_Node* refNode); int32_t GetIndexByClassName(CXFA_Node* refNode); void GetSomExpression(CXFA_Node* refNode, CFX_WideString& wsExpression); void SetNodesOfRunScript(std::vector<CXFA_Node*>* pArray); void AddNodesOfRunScript(const std::vector<CXFA_Node*>& nodes); void AddNodesOfRunScript(CXFA_Node* pNode); CFXJSE_Class* GetJseNormalClass(); void SetRunAtType(XFA_ATTRIBUTEENUM eRunAt) { m_eRunAtType = eRunAt; } bool IsRunAtClient() { return m_eRunAtType != XFA_ATTRIBUTEENUM_Server; } bool QueryNodeByFlag(CXFA_Node* refNode, const CFX_WideStringC& propname, CFXJSE_Value* pValue, uint32_t dwFlag, bool bSetting); bool QueryVariableValue(CXFA_Node* pScriptNode, const CFX_ByteStringC& szPropName, CFXJSE_Value* pValue, bool bGetter); bool QueryBuiltinValue(const CFX_ByteStringC& szPropName, CFXJSE_Value* pValue); static void GlobalPropertyGetter(CFXJSE_Value* pObject, const CFX_ByteStringC& szPropName, CFXJSE_Value* pValue); static void GlobalPropertySetter(CFXJSE_Value* pObject, const CFX_ByteStringC& szPropName, CFXJSE_Value* pValue); static void NormalPropertyGetter(CFXJSE_Value* pObject, const CFX_ByteStringC& szPropName, CFXJSE_Value* pValue); static void NormalPropertySetter(CFXJSE_Value* pObject, const CFX_ByteStringC& szPropName, CFXJSE_Value* pValue); static void NormalMethodCall(CFXJSE_Value* hThis, const CFX_ByteStringC& szFuncName, CFXJSE_Arguments& args); static int32_t NormalPropTypeGetter(CFXJSE_Value* pObject, const CFX_ByteStringC& szPropName, bool bQueryIn); static int32_t GlobalPropTypeGetter(CFXJSE_Value* pObject, const CFX_ByteStringC& szPropName, bool bQueryIn); bool RunVariablesScript(CXFA_Node* pScriptNode); CXFA_Object* GetVariablesThis(CXFA_Object* pObject, bool bScriptNode = false); bool IsStrictScopeInJavaScript(); XFA_SCRIPTLANGTYPE GetType(); std::vector<CXFA_Node*>* GetUpObjectArray() { return &m_upObjectArray; } CXFA_Document* GetDocument() const { return m_pDocument; } static CXFA_Object* ToObject(CFXJSE_Value* pValue, CFXJSE_Class* pClass); private: void DefineJsContext(); CFXJSE_Context* CreateVariablesContext(CXFA_Node* pScriptNode, CXFA_Node* pSubform); void DefineJsClass(); void RemoveBuiltInObjs(CFXJSE_Context* pContext) const; CXFA_Document* m_pDocument; std::unique_ptr<CFXJSE_Context> m_JsContext; v8::Isolate* m_pIsolate; CFXJSE_Class* m_pJsClass; XFA_SCRIPTLANGTYPE m_eScriptType; std::map<CXFA_Object*, std::unique_ptr<CFXJSE_Value>> m_mapObjectToValue; std::map<CXFA_Object*, CFXJSE_Context*> m_mapVariableToContext; CXFA_EventParam m_eventParam; std::vector<CXFA_Node*> m_upObjectArray; // CacheList holds the NodeList items so we can clean them up when we're done. std::vector<std::unique_ptr<CXFA_NodeList>> m_CacheList; std::vector<CXFA_Node*>* m_pScriptNodeArray; std::unique_ptr<CXFA_ResolveProcessor> m_ResolveProcessor; std::unique_ptr<CXFA_FM2JSContext> m_FM2JSContext; CXFA_Object* m_pThisObject; uint32_t m_dwBuiltInInFlags; XFA_ATTRIBUTEENUM m_eRunAtType; }; #endif // XFA_FXFA_PARSER_CXFA_SCRIPTCONTEXT_H_