| // 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_XFA_CFXJSE_ENGINE_H_ |
| #define FXJS_XFA_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_HostObject; |
| class CFXJSE_ResolveProcessor; |
| class CJS_Runtime; |
| class CXFA_List; |
| |
| // Flags for |dwStyles| argument to CFXJSE_Engine::ResolveObjects(). |
| #define XFA_RESOLVENODE_Children 0x0001 |
| #define XFA_RESOLVENODE_TagName 0x0002 |
| #define XFA_RESOLVENODE_Attributes 0x0004 |
| #define XFA_RESOLVENODE_Properties 0x0008 |
| #define XFA_RESOLVENODE_Siblings 0x0020 |
| #define XFA_RESOLVENODE_Parent 0x0040 |
| #define XFA_RESOLVENODE_AnyChild 0x0080 |
| #define XFA_RESOLVENODE_ALL 0x0100 |
| #define XFA_RESOLVENODE_CreateNode 0x0400 |
| #define XFA_RESOLVENODE_Bind 0x0800 |
| #define XFA_RESOLVENODE_BindNew 0x1000 |
| |
| class CFXJSE_Engine final : public CFX_V8 { |
| public: |
| static CXFA_Object* ToObject(const v8::FunctionCallbackInfo<v8::Value>& info); |
| static CXFA_Object* ToObject(v8::Local<v8::Value> value); |
| static CXFA_Object* ToObject(CFXJSE_Value* pValue); |
| static CXFA_Object* ToObject(CFXJSE_HostObject* pHostObj); |
| static void GlobalPropertyGetter(CFXJSE_Value* pObject, |
| ByteStringView szPropName, |
| CFXJSE_Value* pValue); |
| static void GlobalPropertySetter(CFXJSE_Value* pObject, |
| ByteStringView szPropName, |
| CFXJSE_Value* pValue); |
| static void NormalPropertyGetter(CFXJSE_Value* pObject, |
| ByteStringView szPropName, |
| CFXJSE_Value* pValue); |
| static void NormalPropertySetter(CFXJSE_Value* pObject, |
| 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, |
| ByteStringView szPropName, |
| bool bQueryIn); |
| static int32_t GlobalPropTypeGetter(CFXJSE_Value* pObject, |
| 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, |
| WideStringView wsScript, |
| CFXJSE_Value* pRetValue, |
| CXFA_Object* pThisObject); |
| |
| bool ResolveObjects(CXFA_Object* refObject, |
| WideStringView wsExpression, |
| XFA_RESOLVENODE_RS* resolveNodeRS, |
| uint32_t dwStyles, |
| CXFA_Node* bindNode); |
| |
| CFXJSE_Value* GetOrCreateJSBindingFromMap(CXFA_Object* pObject); |
| void RemoveJSBindingFromMap(CXFA_Object* pObject); |
| |
| void AddToCacheList(std::unique_ptr<CXFA_List> pList); |
| CXFA_Object* GetThisObject() const { return m_pThisObject.Get(); } |
| |
| void SetNodesOfRunScript(std::vector<CXFA_Node*>* pArray); |
| void AddNodesOfRunScript(CXFA_Node* pNode); |
| CFXJSE_Class* GetJseNormalClass() const { return m_pJsClass.Get(); } |
| |
| void SetRunAtType(XFA_AttributeValue eRunAt) { m_eRunAtType = eRunAt; } |
| bool IsRunAtClient() { return m_eRunAtType != XFA_AttributeValue::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, |
| 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, |
| 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_AttributeValue m_eRunAtType = XFA_AttributeValue::Client; |
| }; |
| |
| #endif // FXJS_XFA_CFXJSE_ENGINE_H_ |