// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef FXJS_CFXJSE_RESOLVEPROCESSOR_H_
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#define FXJS_CFXJSE_RESOLVEPROCESSOR_H_
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#include <memory>
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#include <vector>
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#include "xfa/fxfa/parser/xfa_resolvenode_rs.h"
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class CXFA_NodeHelper;
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class CFXJSE_Engine;
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class CFXJSE_ResolveNodeData {
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public:
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explicit CFXJSE_ResolveNodeData(CFXJSE_Engine* pSC);
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~CFXJSE_ResolveNodeData();
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CFXJSE_Engine* m_pSC;
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CXFA_Object* m_CurObject;
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WideString m_wsName;
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XFA_HashCode m_uHashName;
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WideString m_wsCondition;
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int32_t m_nLevel;
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std::vector<CXFA_Object*> m_Objects; // Not owned.
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uint32_t m_dwStyles;
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const XFA_SCRIPTATTRIBUTEINFO* m_pScriptAttribute;
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XFA_ResolveNode_RSType m_dwFlag;
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};
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class CFXJSE_ResolveProcessor {
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public:
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CFXJSE_ResolveProcessor();
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~CFXJSE_ResolveProcessor();
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bool Resolve(CFXJSE_ResolveNodeData& rnd);
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int32_t GetFilter(const WideStringView& wsExpression,
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int32_t nStart,
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CFXJSE_ResolveNodeData& rnd);
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void SetIndexDataBind(WideString& wsNextCondition,
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int32_t& iIndex,
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int32_t iCount);
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void SetCurStart(int32_t start) { m_iCurStart = start; }
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CXFA_NodeHelper* GetNodeHelper() const { return m_pNodeHelper.get(); }
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private:
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bool ResolveForAttributeRs(CXFA_Object* curNode,
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CFXJSE_ResolveNodeData& rnd,
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const WideStringView& strAttr);
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bool ResolveAnyChild(CFXJSE_ResolveNodeData& rnd);
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bool ResolveDollar(CFXJSE_ResolveNodeData& rnd);
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bool ResolveExcalmatory(CFXJSE_ResolveNodeData& rnd);
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bool ResolveNumberSign(CFXJSE_ResolveNodeData& rnd);
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bool ResolveAsterisk(CFXJSE_ResolveNodeData& rnd);
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bool ResolveNormal(CFXJSE_ResolveNodeData& rnd);
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void SetStylesForChild(uint32_t dwParentStyles, CFXJSE_ResolveNodeData& rnd);
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void ConditionArray(int32_t iCurIndex,
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WideString wsCondition,
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int32_t iFoundCount,
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CFXJSE_ResolveNodeData& rnd);
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void DoPredicateFilter(int32_t iCurIndex,
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WideString wsCondition,
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int32_t iFoundCount,
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CFXJSE_ResolveNodeData& rnd);
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void FilterCondition(CFXJSE_ResolveNodeData& rnd, WideString wsCondition);
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int32_t m_iCurStart;
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std::unique_ptr<CXFA_NodeHelper> m_pNodeHelper;
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};
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#endif // FXJS_CFXJSE_RESOLVEPROCESSOR_H_
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