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// 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_RESOLVEPROCESSOR_H_
#define FXJS_XFA_CFXJSE_RESOLVEPROCESSOR_H_
#include <memory>
#include <vector>
#include "core/fxcrt/fx_string.h"
#include "core/fxcrt/unowned_ptr.h"
#include "fxjs/xfa/cfxjse_engine.h"
#include "v8/include/cppgc/macros.h"
#include "xfa/fxfa/fxfa_basic.h"
#include "xfa/fxfa/parser/xfa_basic_data.h"
class CFXJSE_NodeHelper;
class CFXJSE_ResolveNodeData {
CPPGC_STACK_ALLOCATED(); // Allows Raw/Unowned pointers.
public:
explicit CFXJSE_ResolveNodeData(CFXJSE_Engine* pSC);
~CFXJSE_ResolveNodeData();
UnownedPtr<CFXJSE_Engine> const m_pSC;
UnownedPtr<CXFA_Object> m_CurObject; // Ok, stack-only.
WideString m_wsName;
WideString m_wsCondition;
XFA_HashCode m_uHashName = XFA_HASHCODE_None;
int32_t m_nLevel = 0;
XFA_ResolveNodeMask m_dwStyles = XFA_RESOLVENODE_Children;
CFXJSE_Engine::ResolveResult m_Result;
};
class CFXJSE_ResolveProcessor {
public:
CFXJSE_ResolveProcessor();
~CFXJSE_ResolveProcessor();
bool Resolve(v8::Isolate* pIsolate, CFXJSE_ResolveNodeData& rnd);
int32_t GetFilter(WideStringView wsExpression,
int32_t nStart,
CFXJSE_ResolveNodeData& rnd);
int32_t IndexForDataBind(WideString& wsNextCondition, int32_t iCount);
void SetCurStart(int32_t start) { m_iCurStart = start; }
CFXJSE_NodeHelper* GetNodeHelper() { return m_pNodeHelper.get(); }
private:
bool ResolveForAttributeRs(CXFA_Object* curNode,
CFXJSE_Engine::ResolveResult* rnd,
WideStringView strAttr);
bool ResolveAnyChild(v8::Isolate* pIsolate, CFXJSE_ResolveNodeData& rnd);
bool ResolveDollar(v8::Isolate* pIsolate, CFXJSE_ResolveNodeData& rnd);
bool ResolveExcalmatory(v8::Isolate* pIsolate, CFXJSE_ResolveNodeData& rnd);
bool ResolveNumberSign(v8::Isolate* pIsolate, CFXJSE_ResolveNodeData& rnd);
bool ResolveAsterisk(CFXJSE_ResolveNodeData& rnd);
bool ResolveNormal(v8::Isolate* pIsolate, CFXJSE_ResolveNodeData& rnd);
void SetStylesForChild(uint32_t dwParentStyles, CFXJSE_ResolveNodeData& rnd);
void ConditionArray(size_t iCurIndex,
WideString wsCondition,
size_t iFoundCount,
CFXJSE_ResolveNodeData* pRnd);
void FilterCondition(v8::Isolate* pIsolate,
WideString wsCondition,
CFXJSE_ResolveNodeData* pRnd);
int32_t m_iCurStart = 0;
std::unique_ptr<CFXJSE_NodeHelper> const m_pNodeHelper;
};
#endif // FXJS_XFA_CFXJSE_RESOLVEPROCESSOR_H_