// 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_FM2JS_XFA_SIMPLEEXPRESSION_H_ #define XFA_FXFA_FM2JS_XFA_SIMPLEEXPRESSION_H_ #include <memory> #include "core/fxcrt/include/fx_basic.h" #include "xfa/fxfa/fm2js/xfa_lexer.h" #define RUNTIMEFUNCTIONRETURNVALUE \ (FX_WSTRC(L"foxit_xfa_formcalc_runtime_func_return_value")) #define EXCLAMATION_IN_IDENTIFIER \ (FX_WSTRC(L"foxit_xfa_formcalc__exclamation__")) enum XFA_FM_SimpleExpressionType { ASSIGN, LOGICALOR, LOGICALAND, EQUALITY, NOTEQUALITY, LESS, LESSEQUAL, GREATER, GREATEREQUAL, PLUS, MINUS, MULTIPLE, DIVIDE, POSITIVE, NEGATIVE, NOT, CALL, DOT, DOTDOT, CONCATFMOBJECT, ISFMOBJECT, ISFMARRAY, GETFMVALUE, GETFMJSOBJ, VARFILTER }; CFX_WideStringC XFA_FM_EXPTypeToString( XFA_FM_SimpleExpressionType simpleExpType); enum XFA_FM_AccessorIndex { ACCESSOR_NO_INDEX, ACCESSOR_NO_RELATIVEINDEX, ACCESSOR_POSITIVE_INDEX, ACCESSOR_NEGATIVE_INDEX }; class CXFA_FMSimpleExpression { public: CXFA_FMSimpleExpression(uint32_t line, XFA_FM_TOKEN op); virtual ~CXFA_FMSimpleExpression() {} virtual void ToJavaScript(CFX_WideTextBuf& javascript); virtual void ToImpliedReturnJS(CFX_WideTextBuf& javascript); XFA_FM_TOKEN GetOperatorToken() const; protected: uint32_t m_line; XFA_FM_TOKEN m_op; }; class CXFA_FMNullExpression : public CXFA_FMSimpleExpression { public: explicit CXFA_FMNullExpression(uint32_t line); ~CXFA_FMNullExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; }; class CXFA_FMNumberExpression : public CXFA_FMSimpleExpression { public: CXFA_FMNumberExpression(uint32_t line, CFX_WideStringC wsNumber); ~CXFA_FMNumberExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; private: CFX_WideStringC m_wsNumber; }; class CXFA_FMStringExpression : public CXFA_FMSimpleExpression { public: CXFA_FMStringExpression(uint32_t line, CFX_WideStringC wsString); ~CXFA_FMStringExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; private: CFX_WideStringC m_wsString; }; class CXFA_FMIdentifierExpressionn : public CXFA_FMSimpleExpression { public: CXFA_FMIdentifierExpressionn(uint32_t line, CFX_WideStringC wsIdentifier); ~CXFA_FMIdentifierExpressionn() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; private: CFX_WideStringC m_wsIdentifier; }; class CXFA_FMUnaryExpression : public CXFA_FMSimpleExpression { public: CXFA_FMUnaryExpression(uint32_t line, XFA_FM_TOKEN op, CXFA_FMSimpleExpression* pExp); void ToJavaScript(CFX_WideTextBuf& javascript) override; protected: std::unique_ptr<CXFA_FMSimpleExpression> m_pExp; }; class CXFA_FMBinExpression : public CXFA_FMSimpleExpression { public: CXFA_FMBinExpression(uint32_t line, XFA_FM_TOKEN op, CXFA_FMSimpleExpression* pExp1, CXFA_FMSimpleExpression* pExp2); void ToJavaScript(CFX_WideTextBuf& javascript) override; protected: std::unique_ptr<CXFA_FMSimpleExpression> m_pExp1; std::unique_ptr<CXFA_FMSimpleExpression> m_pExp2; }; class CXFA_FMAssignExpression : public CXFA_FMBinExpression { public: CXFA_FMAssignExpression(uint32_t line, XFA_FM_TOKEN op, CXFA_FMSimpleExpression* pExp1, CXFA_FMSimpleExpression* pExp2); ~CXFA_FMAssignExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; void ToImpliedReturnJS(CFX_WideTextBuf& javascript) override; }; class CXFA_FMLogicalOrExpression : public CXFA_FMBinExpression { public: CXFA_FMLogicalOrExpression(uint32_t line, XFA_FM_TOKEN op, CXFA_FMSimpleExpression* pExp1, CXFA_FMSimpleExpression* pExp2); ~CXFA_FMLogicalOrExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; }; class CXFA_FMLogicalAndExpression : public CXFA_FMBinExpression { public: CXFA_FMLogicalAndExpression(uint32_t line, XFA_FM_TOKEN op, CXFA_FMSimpleExpression* pExp1, CXFA_FMSimpleExpression* pExp2); ~CXFA_FMLogicalAndExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; }; class CXFA_FMEqualityExpression : public CXFA_FMBinExpression { public: CXFA_FMEqualityExpression(uint32_t line, XFA_FM_TOKEN op, CXFA_FMSimpleExpression* pExp1, CXFA_FMSimpleExpression* pExp2); ~CXFA_FMEqualityExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; }; class CXFA_FMRelationalExpression : public CXFA_FMBinExpression { public: CXFA_FMRelationalExpression(uint32_t line, XFA_FM_TOKEN op, CXFA_FMSimpleExpression* pExp1, CXFA_FMSimpleExpression* pExp2); ~CXFA_FMRelationalExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; }; class CXFA_FMAdditiveExpression : public CXFA_FMBinExpression { public: CXFA_FMAdditiveExpression(uint32_t line, XFA_FM_TOKEN op, CXFA_FMSimpleExpression* pExp1, CXFA_FMSimpleExpression* pExp2); ~CXFA_FMAdditiveExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; }; class CXFA_FMMultiplicativeExpression : public CXFA_FMBinExpression { public: CXFA_FMMultiplicativeExpression(uint32_t line, XFA_FM_TOKEN op, CXFA_FMSimpleExpression* pExp1, CXFA_FMSimpleExpression* pExp2); ~CXFA_FMMultiplicativeExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; }; class CXFA_FMPosExpression : public CXFA_FMUnaryExpression { public: CXFA_FMPosExpression(uint32_t line, CXFA_FMSimpleExpression* pExp); ~CXFA_FMPosExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; }; class CXFA_FMNegExpression : public CXFA_FMUnaryExpression { public: CXFA_FMNegExpression(uint32_t line, CXFA_FMSimpleExpression* pExp); ~CXFA_FMNegExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; }; class CXFA_FMNotExpression : public CXFA_FMUnaryExpression { public: CXFA_FMNotExpression(uint32_t line, CXFA_FMSimpleExpression* pExp); ~CXFA_FMNotExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; }; class CXFA_FMCallExpression : public CXFA_FMUnaryExpression { public: CXFA_FMCallExpression(uint32_t line, CXFA_FMSimpleExpression* pExp, CFX_ArrayTemplate<CXFA_FMSimpleExpression*>* pArguments, FX_BOOL bIsSomMethod); ~CXFA_FMCallExpression() override; bool IsBuildInFunc(CFX_WideTextBuf* funcName); uint32_t IsMethodWithObjParam(const CFX_WideStringC& methodName); void ToJavaScript(CFX_WideTextBuf& javascript) override; private: FX_BOOL m_bIsSomMethod; CFX_ArrayTemplate<CXFA_FMSimpleExpression*>* m_pArguments; }; class CXFA_FMDotAccessorExpression : public CXFA_FMBinExpression { public: CXFA_FMDotAccessorExpression(uint32_t line, CXFA_FMSimpleExpression* pAccessor, XFA_FM_TOKEN op, CFX_WideStringC wsIdentifier, CXFA_FMSimpleExpression* pIndexExp); ~CXFA_FMDotAccessorExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; private: CFX_WideStringC m_wsIdentifier; }; class CXFA_FMIndexExpression : public CXFA_FMUnaryExpression { public: CXFA_FMIndexExpression(uint32_t line, XFA_FM_AccessorIndex accessorIndex, CXFA_FMSimpleExpression* pIndexExp, FX_BOOL bIsStarIndex); ~CXFA_FMIndexExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; private: XFA_FM_AccessorIndex m_accessorIndex; FX_BOOL m_bIsStarIndex; }; class CXFA_FMDotDotAccessorExpression : public CXFA_FMBinExpression { public: CXFA_FMDotDotAccessorExpression(uint32_t line, CXFA_FMSimpleExpression* pAccessor, XFA_FM_TOKEN op, CFX_WideStringC wsIdentifier, CXFA_FMSimpleExpression* pIndexExp); ~CXFA_FMDotDotAccessorExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; private: CFX_WideStringC m_wsIdentifier; }; class CXFA_FMMethodCallExpression : public CXFA_FMBinExpression { public: CXFA_FMMethodCallExpression(uint32_t line, CXFA_FMSimpleExpression* pAccessorExp1, CXFA_FMSimpleExpression* pCallExp); ~CXFA_FMMethodCallExpression() override {} void ToJavaScript(CFX_WideTextBuf& javascript) override; }; #endif // XFA_FXFA_FM2JS_XFA_SIMPLEEXPRESSION_H_