// 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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#include "xfa/fde/xml/fde_xml_imp.h"
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#include <algorithm>
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#include "core/fxcrt/include/fx_safe_types.h"
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#include "xfa/fgas/crt/fgas_codepage.h"
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#include "xfa/fgas/crt/fgas_system.h"
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namespace {
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const uint16_t g_XMLValidCharRange[][2] = {{0x09, 0x09},
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{0x0A, 0x0A},
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{0x0D, 0x0D},
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{0x20, 0xD7FF},
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{0xE000, 0xFFFD}};
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bool FDE_IsXMLWhiteSpace(FX_WCHAR ch) {
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return ch == L' ' || ch == 0x0A || ch == 0x0D || ch == 0x09;
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}
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struct FDE_XMLNAMECHAR {
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uint16_t wStart;
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uint16_t wEnd;
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bool bStartChar;
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};
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const FDE_XMLNAMECHAR g_XMLNameChars[] = {
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{L'-', L'.', false}, {L'0', L'9', false}, {L':', L':', false},
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{L'A', L'Z', true}, {L'_', L'_', true}, {L'a', L'z', true},
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{0xB7, 0xB7, false}, {0xC0, 0xD6, true}, {0xD8, 0xF6, true},
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{0xF8, 0x02FF, true}, {0x0300, 0x036F, false}, {0x0370, 0x037D, true},
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{0x037F, 0x1FFF, true}, {0x200C, 0x200D, true}, {0x203F, 0x2040, false},
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{0x2070, 0x218F, true}, {0x2C00, 0x2FEF, true}, {0x3001, 0xD7FF, true},
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{0xF900, 0xFDCF, true}, {0xFDF0, 0xFFFD, true},
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};
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bool FDE_IsXMLNameChar(FX_WCHAR ch, FX_BOOL bFirstChar) {
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int32_t iStart = 0;
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int32_t iEnd = FX_ArraySize(g_XMLNameChars) - 1;
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while (iStart <= iEnd) {
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int32_t iMid = (iStart + iEnd) / 2;
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if (ch < g_XMLNameChars[iMid].wStart) {
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iEnd = iMid - 1;
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} else if (ch > g_XMLNameChars[iMid].wEnd) {
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iStart = iMid + 1;
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} else {
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return bFirstChar ? g_XMLNameChars[iMid].bStartChar : true;
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}
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}
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return false;
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}
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} // namespace
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FX_BOOL FDE_IsXMLValidChar(FX_WCHAR ch) {
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int32_t iStart = 0;
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int32_t iEnd = FX_ArraySize(g_XMLValidCharRange) - 1;
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while (iStart <= iEnd) {
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int32_t iMid = (iStart + iEnd) / 2;
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if (ch < g_XMLValidCharRange[iMid][0]) {
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iEnd = iMid - 1;
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} else if (ch > g_XMLValidCharRange[iMid][1]) {
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iStart = iMid + 1;
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} else {
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return TRUE;
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}
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}
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return FALSE;
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}
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CFDE_XMLNode::CFDE_XMLNode()
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: m_pParent(nullptr),
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m_pChild(nullptr),
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m_pPrior(nullptr),
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m_pNext(nullptr) {}
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void CFDE_XMLNode::Release() {
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delete this;
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}
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FDE_XMLNODETYPE CFDE_XMLNode::GetType() const {
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return FDE_XMLNODE_Unknown;
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}
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CFDE_XMLNode::~CFDE_XMLNode() {
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DeleteChildren();
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}
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void CFDE_XMLNode::DeleteChildren() {
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CFDE_XMLNode* pChild = m_pChild;
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while (pChild) {
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CFDE_XMLNode* pTemp = pChild->m_pNext;
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pChild->Release();
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pChild = pTemp;
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}
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m_pChild = nullptr;
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}
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int32_t CFDE_XMLNode::CountChildNodes() const {
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int32_t iCount = 0;
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CFDE_XMLNode* pChild = m_pChild;
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while (pChild) {
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iCount++;
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pChild = pChild->m_pNext;
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}
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return iCount;
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}
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CFDE_XMLNode* CFDE_XMLNode::GetChildNode(int32_t index) const {
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CFDE_XMLNode* pChild = m_pChild;
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while (pChild) {
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if (index == 0) {
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return pChild;
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}
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index--;
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pChild = pChild->m_pNext;
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}
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return nullptr;
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}
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int32_t CFDE_XMLNode::GetChildNodeIndex(CFDE_XMLNode* pNode) const {
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int32_t index = 0;
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CFDE_XMLNode* pChild = m_pChild;
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while (pChild) {
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if (pChild == pNode) {
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return index;
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}
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index++;
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pChild = pChild->m_pNext;
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}
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return -1;
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}
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CFDE_XMLNode* CFDE_XMLNode::GetPath(const FX_WCHAR* pPath,
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int32_t iLength,
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FX_BOOL bQualifiedName) const {
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ASSERT(pPath);
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if (iLength < 0) {
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iLength = FXSYS_wcslen(pPath);
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}
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if (iLength == 0) {
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return nullptr;
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}
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CFX_WideString csPath;
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const FX_WCHAR* pStart = pPath;
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const FX_WCHAR* pEnd = pPath + iLength;
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FX_WCHAR ch;
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while (pStart < pEnd) {
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ch = *pStart++;
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if (ch == L'/') {
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break;
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} else {
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csPath += ch;
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}
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}
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iLength -= pStart - pPath;
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CFDE_XMLNode* pFind = nullptr;
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if (csPath.GetLength() < 1) {
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pFind = GetNodeItem(CFDE_XMLNode::Root);
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} else if (csPath.Compare(L"..") == 0) {
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pFind = m_pParent;
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} else if (csPath.Compare(L".") == 0) {
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pFind = (CFDE_XMLNode*)this;
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} else {
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CFX_WideString wsTag;
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CFDE_XMLNode* pNode = m_pChild;
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while (pNode) {
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if (pNode->GetType() == FDE_XMLNODE_Element) {
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if (bQualifiedName) {
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((CFDE_XMLElement*)pNode)->GetTagName(wsTag);
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} else {
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((CFDE_XMLElement*)pNode)->GetLocalTagName(wsTag);
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}
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if (wsTag.Compare(csPath) == 0) {
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if (iLength < 1) {
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pFind = pNode;
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} else {
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pFind = pNode->GetPath(pStart, iLength, bQualifiedName);
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}
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if (pFind)
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return pFind;
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}
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}
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pNode = pNode->m_pNext;
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}
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}
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if (!pFind || iLength < 1)
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return pFind;
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return pFind->GetPath(pStart, iLength, bQualifiedName);
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}
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int32_t CFDE_XMLNode::InsertChildNode(CFDE_XMLNode* pNode, int32_t index) {
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pNode->m_pParent = this;
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if (!m_pChild) {
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m_pChild = pNode;
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pNode->m_pPrior = nullptr;
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pNode->m_pNext = nullptr;
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return 0;
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}
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if (index == 0) {
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pNode->m_pNext = m_pChild;
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pNode->m_pPrior = nullptr;
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m_pChild->m_pPrior = pNode;
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m_pChild = pNode;
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return 0;
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}
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int32_t iCount = 0;
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CFDE_XMLNode* pFind = m_pChild;
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while (++iCount != index && pFind->m_pNext) {
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pFind = pFind->m_pNext;
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}
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pNode->m_pPrior = pFind;
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pNode->m_pNext = pFind->m_pNext;
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if (pFind->m_pNext)
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pFind->m_pNext->m_pPrior = pNode;
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pFind->m_pNext = pNode;
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return iCount;
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}
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void CFDE_XMLNode::RemoveChildNode(CFDE_XMLNode* pNode) {
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ASSERT(m_pChild && pNode);
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if (m_pChild == pNode) {
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m_pChild = pNode->m_pNext;
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} else {
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pNode->m_pPrior->m_pNext = pNode->m_pNext;
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}
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if (pNode->m_pNext)
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pNode->m_pNext->m_pPrior = pNode->m_pPrior;
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pNode->m_pParent = nullptr;
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pNode->m_pNext = nullptr;
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pNode->m_pPrior = nullptr;
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}
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CFDE_XMLNode* CFDE_XMLNode::GetNodeItem(CFDE_XMLNode::NodeItem eItem) const {
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switch (eItem) {
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case CFDE_XMLNode::Root: {
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CFDE_XMLNode* pParent = (CFDE_XMLNode*)this;
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while (pParent->m_pParent) {
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pParent = pParent->m_pParent;
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}
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return pParent;
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}
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case CFDE_XMLNode::Parent:
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return m_pParent;
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case CFDE_XMLNode::FirstSibling: {
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CFDE_XMLNode* pItem = (CFDE_XMLNode*)this;
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while (pItem->m_pPrior) {
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pItem = pItem->m_pPrior;
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}
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return pItem == (CFDE_XMLNode*)this ? nullptr : pItem;
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}
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case CFDE_XMLNode::PriorSibling:
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return m_pPrior;
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case CFDE_XMLNode::NextSibling:
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return m_pNext;
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case CFDE_XMLNode::LastSibling: {
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CFDE_XMLNode* pItem = (CFDE_XMLNode*)this;
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while (pItem->m_pNext)
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pItem = pItem->m_pNext;
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return pItem == (CFDE_XMLNode*)this ? nullptr : pItem;
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}
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case CFDE_XMLNode::FirstNeighbor: {
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CFDE_XMLNode* pParent = (CFDE_XMLNode*)this;
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while (pParent->m_pParent)
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pParent = pParent->m_pParent;
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return pParent == (CFDE_XMLNode*)this ? nullptr : pParent;
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}
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case CFDE_XMLNode::PriorNeighbor: {
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if (!m_pPrior)
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return m_pParent;
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CFDE_XMLNode* pItem = m_pPrior;
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while (pItem->m_pChild) {
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pItem = pItem->m_pChild;
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while (pItem->m_pNext)
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pItem = pItem->m_pNext;
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}
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return pItem;
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}
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case CFDE_XMLNode::NextNeighbor: {
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if (m_pChild)
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return m_pChild;
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if (m_pNext)
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return m_pNext;
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CFDE_XMLNode* pItem = m_pParent;
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while (pItem) {
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if (pItem->m_pNext)
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return pItem->m_pNext;
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pItem = pItem->m_pParent;
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}
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return nullptr;
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}
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case CFDE_XMLNode::LastNeighbor: {
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CFDE_XMLNode* pItem = (CFDE_XMLNode*)this;
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while (pItem->m_pParent) {
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pItem = pItem->m_pParent;
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}
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while (TRUE) {
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while (pItem->m_pNext)
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pItem = pItem->m_pNext;
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if (!pItem->m_pChild)
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break;
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pItem = pItem->m_pChild;
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}
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return pItem == (CFDE_XMLNode*)this ? nullptr : pItem;
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}
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case CFDE_XMLNode::FirstChild:
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return m_pChild;
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case CFDE_XMLNode::LastChild: {
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if (!m_pChild)
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return nullptr;
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CFDE_XMLNode* pChild = m_pChild;
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while (pChild->m_pNext)
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pChild = pChild->m_pNext;
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return pChild;
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}
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default:
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break;
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}
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return nullptr;
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}
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int32_t CFDE_XMLNode::GetNodeLevel() const {
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int32_t iLevel = 0;
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const CFDE_XMLNode* pItem = m_pParent;
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while (pItem) {
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iLevel++;
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pItem = pItem->m_pParent;
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}
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return iLevel;
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}
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FX_BOOL CFDE_XMLNode::InsertNodeItem(CFDE_XMLNode::NodeItem eItem,
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CFDE_XMLNode* pNode) {
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switch (eItem) {
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case CFDE_XMLNode::NextSibling: {
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pNode->m_pParent = m_pParent;
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pNode->m_pNext = m_pNext;
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pNode->m_pPrior = this;
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if (m_pNext) {
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m_pNext->m_pPrior = pNode;
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}
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m_pNext = pNode;
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return TRUE;
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}
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case CFDE_XMLNode::PriorSibling: {
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pNode->m_pParent = m_pParent;
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pNode->m_pNext = this;
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pNode->m_pPrior = m_pPrior;
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if (m_pPrior) {
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m_pPrior->m_pNext = pNode;
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} else if (m_pParent) {
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m_pParent->m_pChild = pNode;
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}
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m_pPrior = pNode;
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return TRUE;
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}
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default:
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return FALSE;
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}
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}
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CFDE_XMLNode* CFDE_XMLNode::RemoveNodeItem(CFDE_XMLNode::NodeItem eItem) {
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CFDE_XMLNode* pNode = nullptr;
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switch (eItem) {
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case CFDE_XMLNode::NextSibling:
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if (m_pNext) {
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pNode = m_pNext;
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m_pNext = pNode->m_pNext;
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if (m_pNext) {
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m_pNext->m_pPrior = this;
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}
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pNode->m_pParent = nullptr;
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pNode->m_pNext = nullptr;
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pNode->m_pPrior = nullptr;
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}
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break;
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default:
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break;
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}
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return pNode;
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}
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CFDE_XMLNode* CFDE_XMLNode::Clone(FX_BOOL bRecursive) {
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return nullptr;
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}
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void CFDE_XMLNode::SaveXMLNode(IFX_Stream* pXMLStream) {
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CFDE_XMLNode* pNode = (CFDE_XMLNode*)this;
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switch (pNode->GetType()) {
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case FDE_XMLNODE_Instruction: {
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CFX_WideString ws;
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CFDE_XMLInstruction* pInstruction = (CFDE_XMLInstruction*)pNode;
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if (pInstruction->m_wsTarget.CompareNoCase(L"xml") == 0) {
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ws = L"<?xml version=\"1.0\" encoding=\"";
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uint16_t wCodePage = pXMLStream->GetCodePage();
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if (wCodePage == FX_CODEPAGE_UTF16LE) {
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ws += L"UTF-16";
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} else if (wCodePage == FX_CODEPAGE_UTF16BE) {
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ws += L"UTF-16be";
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} else {
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ws += L"UTF-8";
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}
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ws += L"\"?>";
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pXMLStream->WriteString(ws.c_str(), ws.GetLength());
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} else {
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ws.Format(L"<?%s", pInstruction->m_wsTarget.c_str());
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pXMLStream->WriteString(ws.c_str(), ws.GetLength());
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CFX_WideStringArray& attributes = pInstruction->m_Attributes;
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int32_t i, iCount = attributes.GetSize();
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CFX_WideString wsValue;
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for (i = 0; i < iCount; i += 2) {
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ws = L" ";
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ws += attributes[i];
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ws += L"=\"";
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wsValue = attributes[i + 1];
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wsValue.Replace(L"&", L"&");
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wsValue.Replace(L"<", L"<");
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wsValue.Replace(L">", L">");
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wsValue.Replace(L"\'", L"'");
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wsValue.Replace(L"\"", L""");
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ws += wsValue;
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ws += L"\"";
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pXMLStream->WriteString(ws.c_str(), ws.GetLength());
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}
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CFX_WideStringArray& targetdata = pInstruction->m_TargetData;
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iCount = targetdata.GetSize();
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for (i = 0; i < iCount; i++) {
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ws = L" \"";
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ws += targetdata[i];
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ws += L"\"";
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pXMLStream->WriteString(ws.c_str(), ws.GetLength());
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}
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ws = L"?>";
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pXMLStream->WriteString(ws.c_str(), ws.GetLength());
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}
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} break;
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case FDE_XMLNODE_Element: {
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CFX_WideString ws;
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ws = L"<";
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ws += ((CFDE_XMLElement*)pNode)->m_wsTag;
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pXMLStream->WriteString(ws.c_str(), ws.GetLength());
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CFX_WideStringArray& attributes = ((CFDE_XMLElement*)pNode)->m_Attributes;
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int32_t iCount = attributes.GetSize();
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CFX_WideString wsValue;
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for (int32_t i = 0; i < iCount; i += 2) {
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ws = L" ";
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ws += attributes[i];
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ws += L"=\"";
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wsValue = attributes[i + 1];
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wsValue.Replace(L"&", L"&");
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wsValue.Replace(L"<", L"<");
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wsValue.Replace(L">", L">");
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wsValue.Replace(L"\'", L"'");
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wsValue.Replace(L"\"", L""");
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ws += wsValue;
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ws += L"\"";
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pXMLStream->WriteString(ws.c_str(), ws.GetLength());
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}
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if (pNode->m_pChild) {
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ws = L"\n>";
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pXMLStream->WriteString(ws.c_str(), ws.GetLength());
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CFDE_XMLNode* pChild = pNode->m_pChild;
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while (pChild) {
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pChild->SaveXMLNode(pXMLStream);
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pChild = pChild->m_pNext;
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}
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ws = L"</";
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ws += ((CFDE_XMLElement*)pNode)->m_wsTag;
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ws += L"\n>";
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} else {
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ws = L"\n/>";
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}
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pXMLStream->WriteString(ws.c_str(), ws.GetLength());
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} break;
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case FDE_XMLNODE_Text: {
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CFX_WideString ws = ((CFDE_XMLText*)pNode)->m_wsText;
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ws.Replace(L"&", L"&");
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ws.Replace(L"<", L"<");
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ws.Replace(L">", L">");
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ws.Replace(L"\'", L"'");
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ws.Replace(L"\"", L""");
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pXMLStream->WriteString(ws.c_str(), ws.GetLength());
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} break;
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case FDE_XMLNODE_CharData: {
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CFX_WideString ws = L"<![CDATA[";
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ws += ((CFDE_XMLCharData*)pNode)->m_wsCharData;
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ws += L"]]>";
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pXMLStream->WriteString(ws.c_str(), ws.GetLength());
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} break;
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case FDE_XMLNODE_Unknown:
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break;
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default:
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break;
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}
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}
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void CFDE_XMLNode::CloneChildren(CFDE_XMLNode* pClone) {
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if (!m_pChild) {
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return;
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}
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CFDE_XMLNode* pNext = m_pChild;
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CFDE_XMLNode* pCloneNext = pNext->Clone(TRUE);
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pClone->InsertChildNode(pCloneNext);
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pNext = pNext->m_pNext;
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while (pNext) {
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CFDE_XMLNode* pChild = pNext->Clone(TRUE);
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pCloneNext->InsertNodeItem(CFDE_XMLNode::NextSibling, pChild);
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pCloneNext = pChild;
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pNext = pNext->m_pNext;
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}
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}
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CFDE_XMLInstruction::CFDE_XMLInstruction(const CFX_WideString& wsTarget)
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: m_wsTarget(wsTarget) {
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ASSERT(m_wsTarget.GetLength() > 0);
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}
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void CFDE_XMLInstruction::Release() {
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delete this;
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}
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FDE_XMLNODETYPE CFDE_XMLInstruction::GetType() const {
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return FDE_XMLNODE_Instruction;
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}
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CFDE_XMLNode* CFDE_XMLInstruction::Clone(FX_BOOL bRecursive) {
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CFDE_XMLInstruction* pClone = new CFDE_XMLInstruction(m_wsTarget);
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if (!pClone) {
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return pClone;
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}
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pClone->m_Attributes.Copy(m_Attributes);
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pClone->m_TargetData.Copy(m_TargetData);
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if (bRecursive) {
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CloneChildren(pClone);
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}
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return pClone;
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}
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int32_t CFDE_XMLInstruction::CountAttributes() const {
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return m_Attributes.GetSize() / 2;
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}
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FX_BOOL CFDE_XMLInstruction::GetAttribute(int32_t index,
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CFX_WideString& wsAttriName,
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CFX_WideString& wsAttriValue) const {
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int32_t iCount = m_Attributes.GetSize();
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ASSERT(index > -1 && index < iCount / 2);
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for (int32_t i = 0; i < iCount; i += 2) {
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if (index == 0) {
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wsAttriName = m_Attributes[i];
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wsAttriValue = m_Attributes[i + 1];
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return TRUE;
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}
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index--;
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}
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return FALSE;
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}
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FX_BOOL CFDE_XMLInstruction::HasAttribute(const FX_WCHAR* pwsAttriName) const {
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int32_t iCount = m_Attributes.GetSize();
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for (int32_t i = 0; i < iCount; i += 2) {
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if (m_Attributes[i].Compare(pwsAttriName) == 0) {
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return TRUE;
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}
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}
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return FALSE;
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}
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void CFDE_XMLInstruction::GetString(const FX_WCHAR* pwsAttriName,
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CFX_WideString& wsAttriValue,
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const FX_WCHAR* pwsDefValue) const {
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int32_t iCount = m_Attributes.GetSize();
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for (int32_t i = 0; i < iCount; i += 2) {
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if (m_Attributes[i].Compare(pwsAttriName) == 0) {
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wsAttriValue = m_Attributes[i + 1];
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return;
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}
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}
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wsAttriValue = pwsDefValue;
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}
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void CFDE_XMLInstruction::SetString(const CFX_WideString& wsAttriName,
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const CFX_WideString& wsAttriValue) {
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ASSERT(wsAttriName.GetLength() > 0);
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int32_t iCount = m_Attributes.GetSize();
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for (int32_t i = 0; i < iCount; i += 2) {
|
if (m_Attributes[i].Compare(wsAttriName) == 0) {
|
m_Attributes[i] = wsAttriName;
|
m_Attributes[i + 1] = wsAttriValue;
|
return;
|
}
|
}
|
m_Attributes.Add(wsAttriName);
|
m_Attributes.Add(wsAttriValue);
|
}
|
|
int32_t CFDE_XMLInstruction::GetInteger(const FX_WCHAR* pwsAttriName,
|
int32_t iDefValue) const {
|
int32_t iCount = m_Attributes.GetSize();
|
for (int32_t i = 0; i < iCount; i += 2) {
|
if (m_Attributes[i].Compare(pwsAttriName) == 0) {
|
return FXSYS_wtoi(m_Attributes[i + 1].c_str());
|
}
|
}
|
return iDefValue;
|
}
|
|
void CFDE_XMLInstruction::SetInteger(const FX_WCHAR* pwsAttriName,
|
int32_t iAttriValue) {
|
CFX_WideString wsValue;
|
wsValue.Format(L"%d", iAttriValue);
|
SetString(pwsAttriName, wsValue);
|
}
|
|
FX_FLOAT CFDE_XMLInstruction::GetFloat(const FX_WCHAR* pwsAttriName,
|
FX_FLOAT fDefValue) const {
|
int32_t iCount = m_Attributes.GetSize();
|
for (int32_t i = 0; i < iCount; i += 2) {
|
if (m_Attributes[i].Compare(pwsAttriName) == 0) {
|
return FX_wcstof(m_Attributes[i + 1].c_str());
|
}
|
}
|
return fDefValue;
|
}
|
|
void CFDE_XMLInstruction::SetFloat(const FX_WCHAR* pwsAttriName,
|
FX_FLOAT fAttriValue) {
|
CFX_WideString wsValue;
|
wsValue.Format(L"%f", fAttriValue);
|
SetString(pwsAttriName, wsValue);
|
}
|
|
void CFDE_XMLInstruction::RemoveAttribute(const FX_WCHAR* pwsAttriName) {
|
int32_t iCount = m_Attributes.GetSize();
|
for (int32_t i = 0; i < iCount; i += 2) {
|
if (m_Attributes[i].Compare(pwsAttriName) == 0) {
|
m_Attributes.RemoveAt(i + 1);
|
m_Attributes.RemoveAt(i);
|
return;
|
}
|
}
|
}
|
|
int32_t CFDE_XMLInstruction::CountData() const {
|
return m_TargetData.GetSize();
|
}
|
|
FX_BOOL CFDE_XMLInstruction::GetData(int32_t index,
|
CFX_WideString& wsData) const {
|
if (index < 0 || index >= m_TargetData.GetSize()) {
|
return FALSE;
|
}
|
wsData = m_TargetData[index];
|
return TRUE;
|
}
|
|
void CFDE_XMLInstruction::AppendData(const CFX_WideString& wsData) {
|
m_TargetData.Add(wsData);
|
}
|
|
void CFDE_XMLInstruction::RemoveData(int32_t index) {
|
m_TargetData.RemoveAt(index);
|
}
|
|
CFDE_XMLInstruction::~CFDE_XMLInstruction() {}
|
|
CFDE_XMLElement::CFDE_XMLElement(const CFX_WideString& wsTag)
|
: CFDE_XMLNode(), m_wsTag(wsTag), m_Attributes() {
|
ASSERT(m_wsTag.GetLength() > 0);
|
}
|
|
CFDE_XMLElement::~CFDE_XMLElement() {
|
m_Attributes.RemoveAll();
|
}
|
|
void CFDE_XMLElement::Release() {
|
delete this;
|
}
|
|
FDE_XMLNODETYPE CFDE_XMLElement::GetType() const {
|
return FDE_XMLNODE_Element;
|
}
|
|
CFDE_XMLNode* CFDE_XMLElement::Clone(FX_BOOL bRecursive) {
|
CFDE_XMLElement* pClone = new CFDE_XMLElement(m_wsTag);
|
if (!pClone) {
|
return nullptr;
|
}
|
pClone->m_Attributes.Copy(m_Attributes);
|
if (bRecursive) {
|
CloneChildren(pClone);
|
} else {
|
CFX_WideString wsText;
|
CFDE_XMLNode* pChild = m_pChild;
|
while (pChild) {
|
switch (pChild->GetType()) {
|
case FDE_XMLNODE_Text:
|
wsText += ((CFDE_XMLText*)pChild)->m_wsText;
|
break;
|
default:
|
break;
|
}
|
pChild = pChild->m_pNext;
|
}
|
pClone->SetTextData(wsText);
|
}
|
return pClone;
|
}
|
|
void CFDE_XMLElement::GetTagName(CFX_WideString& wsTag) const {
|
wsTag = m_wsTag;
|
}
|
|
void CFDE_XMLElement::GetLocalTagName(CFX_WideString& wsTag) const {
|
FX_STRSIZE iFind = m_wsTag.Find(L':', 0);
|
if (iFind < 0) {
|
wsTag = m_wsTag;
|
} else {
|
wsTag = m_wsTag.Right(m_wsTag.GetLength() - iFind - 1);
|
}
|
}
|
|
void CFDE_XMLElement::GetNamespacePrefix(CFX_WideString& wsPrefix) const {
|
FX_STRSIZE iFind = m_wsTag.Find(L':', 0);
|
if (iFind < 0) {
|
wsPrefix.clear();
|
} else {
|
wsPrefix = m_wsTag.Left(iFind);
|
}
|
}
|
|
void CFDE_XMLElement::GetNamespaceURI(CFX_WideString& wsNamespace) const {
|
CFX_WideString wsAttri(L"xmlns"), wsPrefix;
|
GetNamespacePrefix(wsPrefix);
|
if (wsPrefix.GetLength() > 0) {
|
wsAttri += L":";
|
wsAttri += wsPrefix;
|
}
|
wsNamespace.clear();
|
CFDE_XMLNode* pNode = (CFDE_XMLNode*)this;
|
while (pNode) {
|
if (pNode->GetType() != FDE_XMLNODE_Element) {
|
break;
|
}
|
CFDE_XMLElement* pElement = (CFDE_XMLElement*)pNode;
|
if (!pElement->HasAttribute(wsAttri.c_str())) {
|
pNode = pNode->GetNodeItem(CFDE_XMLNode::Parent);
|
continue;
|
}
|
pElement->GetString(wsAttri.c_str(), wsNamespace);
|
break;
|
}
|
}
|
|
int32_t CFDE_XMLElement::CountAttributes() const {
|
return m_Attributes.GetSize() / 2;
|
}
|
|
FX_BOOL CFDE_XMLElement::GetAttribute(int32_t index,
|
CFX_WideString& wsAttriName,
|
CFX_WideString& wsAttriValue) const {
|
int32_t iCount = m_Attributes.GetSize();
|
ASSERT(index > -1 && index < iCount / 2);
|
for (int32_t i = 0; i < iCount; i += 2) {
|
if (index == 0) {
|
wsAttriName = m_Attributes[i];
|
wsAttriValue = m_Attributes[i + 1];
|
return TRUE;
|
}
|
index--;
|
}
|
return FALSE;
|
}
|
|
FX_BOOL CFDE_XMLElement::HasAttribute(const FX_WCHAR* pwsAttriName) const {
|
int32_t iCount = m_Attributes.GetSize();
|
for (int32_t i = 0; i < iCount; i += 2) {
|
if (m_Attributes[i].Compare(pwsAttriName) == 0) {
|
return TRUE;
|
}
|
}
|
return FALSE;
|
}
|
|
void CFDE_XMLElement::GetString(const FX_WCHAR* pwsAttriName,
|
CFX_WideString& wsAttriValue,
|
const FX_WCHAR* pwsDefValue) const {
|
int32_t iCount = m_Attributes.GetSize();
|
for (int32_t i = 0; i < iCount; i += 2) {
|
if (m_Attributes[i].Compare(pwsAttriName) == 0) {
|
wsAttriValue = m_Attributes[i + 1];
|
return;
|
}
|
}
|
wsAttriValue = pwsDefValue;
|
}
|
|
void CFDE_XMLElement::SetString(const CFX_WideString& wsAttriName,
|
const CFX_WideString& wsAttriValue) {
|
ASSERT(wsAttriName.GetLength() > 0);
|
int32_t iCount = m_Attributes.GetSize();
|
for (int32_t i = 0; i < iCount; i += 2) {
|
if (m_Attributes[i].Compare(wsAttriName) == 0) {
|
m_Attributes[i] = wsAttriName;
|
m_Attributes[i + 1] = wsAttriValue;
|
return;
|
}
|
}
|
m_Attributes.Add(wsAttriName);
|
m_Attributes.Add(wsAttriValue);
|
}
|
|
int32_t CFDE_XMLElement::GetInteger(const FX_WCHAR* pwsAttriName,
|
int32_t iDefValue) const {
|
int32_t iCount = m_Attributes.GetSize();
|
for (int32_t i = 0; i < iCount; i += 2) {
|
if (m_Attributes[i].Compare(pwsAttriName) == 0) {
|
return FXSYS_wtoi(m_Attributes[i + 1].c_str());
|
}
|
}
|
return iDefValue;
|
}
|
|
void CFDE_XMLElement::SetInteger(const FX_WCHAR* pwsAttriName,
|
int32_t iAttriValue) {
|
CFX_WideString wsValue;
|
wsValue.Format(L"%d", iAttriValue);
|
SetString(pwsAttriName, wsValue);
|
}
|
|
FX_FLOAT CFDE_XMLElement::GetFloat(const FX_WCHAR* pwsAttriName,
|
FX_FLOAT fDefValue) const {
|
int32_t iCount = m_Attributes.GetSize();
|
for (int32_t i = 0; i < iCount; i += 2) {
|
if (m_Attributes[i].Compare(pwsAttriName) == 0) {
|
return FX_wcstof(m_Attributes[i + 1].c_str());
|
}
|
}
|
return fDefValue;
|
}
|
|
void CFDE_XMLElement::SetFloat(const FX_WCHAR* pwsAttriName,
|
FX_FLOAT fAttriValue) {
|
CFX_WideString wsValue;
|
wsValue.Format(L"%f", fAttriValue);
|
SetString(pwsAttriName, wsValue);
|
}
|
|
void CFDE_XMLElement::RemoveAttribute(const FX_WCHAR* pwsAttriName) {
|
int32_t iCount = m_Attributes.GetSize();
|
for (int32_t i = 0; i < iCount; i += 2) {
|
if (m_Attributes[i].Compare(pwsAttriName) == 0) {
|
m_Attributes.RemoveAt(i + 1);
|
m_Attributes.RemoveAt(i);
|
return;
|
}
|
}
|
}
|
|
void CFDE_XMLElement::GetTextData(CFX_WideString& wsText) const {
|
CFX_WideTextBuf buffer;
|
CFDE_XMLNode* pChild = m_pChild;
|
while (pChild) {
|
switch (pChild->GetType()) {
|
case FDE_XMLNODE_Text:
|
buffer << ((CFDE_XMLText*)pChild)->m_wsText;
|
break;
|
case FDE_XMLNODE_CharData:
|
buffer << ((CFDE_XMLCharData*)pChild)->m_wsCharData;
|
break;
|
default:
|
break;
|
}
|
pChild = pChild->m_pNext;
|
}
|
wsText = buffer.AsStringC();
|
}
|
|
void CFDE_XMLElement::SetTextData(const CFX_WideString& wsText) {
|
if (wsText.GetLength() < 1) {
|
return;
|
}
|
InsertChildNode(new CFDE_XMLText(wsText));
|
}
|
|
CFDE_XMLText::CFDE_XMLText(const CFX_WideString& wsText)
|
: CFDE_XMLNode(), m_wsText(wsText) {}
|
|
void CFDE_XMLText::Release() {
|
delete this;
|
}
|
|
FDE_XMLNODETYPE CFDE_XMLText::GetType() const {
|
return FDE_XMLNODE_Text;
|
}
|
|
CFDE_XMLNode* CFDE_XMLText::Clone(FX_BOOL bRecursive) {
|
CFDE_XMLText* pClone = new CFDE_XMLText(m_wsText);
|
return pClone;
|
}
|
|
CFDE_XMLText::~CFDE_XMLText() {}
|
|
CFDE_XMLCharData::CFDE_XMLCharData(const CFX_WideString& wsCData)
|
: CFDE_XMLDeclaration(), m_wsCharData(wsCData) {}
|
|
void CFDE_XMLCharData::Release() {
|
delete this;
|
}
|
|
FDE_XMLNODETYPE CFDE_XMLCharData::GetType() const {
|
return FDE_XMLNODE_CharData;
|
}
|
|
CFDE_XMLNode* CFDE_XMLCharData::Clone(FX_BOOL bRecursive) {
|
CFDE_XMLCharData* pClone = new CFDE_XMLCharData(m_wsCharData);
|
return pClone;
|
}
|
|
CFDE_XMLCharData::~CFDE_XMLCharData() {}
|
|
CFDE_XMLDoc::CFDE_XMLDoc()
|
: m_pRoot(nullptr), m_pSyntaxParser(nullptr), m_pXMLParser(nullptr) {
|
Reset(TRUE);
|
CFDE_XMLInstruction* pXML = new CFDE_XMLInstruction(L"xml");
|
m_pRoot->InsertChildNode(pXML);
|
}
|
|
CFDE_XMLDoc::~CFDE_XMLDoc() {
|
Reset(FALSE);
|
}
|
|
void CFDE_XMLDoc::Reset(FX_BOOL bInitRoot) {
|
m_iStatus = 0;
|
m_pStream = nullptr;
|
if (bInitRoot) {
|
if (m_pRoot)
|
m_pRoot->DeleteChildren();
|
else
|
m_pRoot = new CFDE_XMLNode;
|
} else {
|
if (m_pRoot) {
|
m_pRoot->Release();
|
m_pRoot = nullptr;
|
}
|
}
|
ReleaseParser();
|
}
|
|
void CFDE_XMLDoc::ReleaseParser() {
|
if (m_pXMLParser) {
|
m_pXMLParser->Release();
|
m_pXMLParser = nullptr;
|
}
|
if (m_pSyntaxParser) {
|
m_pSyntaxParser->Release();
|
m_pSyntaxParser = nullptr;
|
}
|
}
|
|
FX_BOOL CFDE_XMLDoc::LoadXML(CFDE_XMLParser* pXMLParser) {
|
if (!pXMLParser)
|
return FALSE;
|
|
Reset(TRUE);
|
m_pXMLParser = pXMLParser;
|
return !!m_pXMLParser;
|
}
|
|
int32_t CFDE_XMLDoc::DoLoad(IFX_Pause* pPause) {
|
if (m_iStatus >= 100)
|
return m_iStatus;
|
return m_iStatus = m_pXMLParser->DoParser(pPause);
|
}
|
|
void CFDE_XMLDoc::CloseXML() {
|
ReleaseParser();
|
}
|
|
void CFDE_XMLDoc::SaveXMLNode(IFX_Stream* pXMLStream, CFDE_XMLNode* pINode) {
|
CFDE_XMLNode* pNode = (CFDE_XMLNode*)pINode;
|
switch (pNode->GetType()) {
|
case FDE_XMLNODE_Instruction: {
|
CFX_WideString ws;
|
CFDE_XMLInstruction* pInstruction = (CFDE_XMLInstruction*)pNode;
|
if (pInstruction->m_wsTarget.CompareNoCase(L"xml") == 0) {
|
ws = L"<?xml version=\"1.0\" encoding=\"";
|
uint16_t wCodePage = pXMLStream->GetCodePage();
|
if (wCodePage == FX_CODEPAGE_UTF16LE) {
|
ws += L"UTF-16";
|
} else if (wCodePage == FX_CODEPAGE_UTF16BE) {
|
ws += L"UTF-16be";
|
} else {
|
ws += L"UTF-8";
|
}
|
ws += L"\"?>";
|
pXMLStream->WriteString(ws.c_str(), ws.GetLength());
|
} else {
|
ws.Format(L"<?%s", pInstruction->m_wsTarget.c_str());
|
pXMLStream->WriteString(ws.c_str(), ws.GetLength());
|
CFX_WideStringArray& attributes = pInstruction->m_Attributes;
|
int32_t i, iCount = attributes.GetSize();
|
CFX_WideString wsValue;
|
for (i = 0; i < iCount; i += 2) {
|
ws = L" ";
|
ws += attributes[i];
|
ws += L"=\"";
|
wsValue = attributes[i + 1];
|
wsValue.Replace(L"&", L"&");
|
wsValue.Replace(L"<", L"<");
|
wsValue.Replace(L">", L">");
|
wsValue.Replace(L"\'", L"'");
|
wsValue.Replace(L"\"", L""");
|
ws += wsValue;
|
ws += L"\"";
|
pXMLStream->WriteString(ws.c_str(), ws.GetLength());
|
}
|
CFX_WideStringArray& targetdata = pInstruction->m_TargetData;
|
iCount = targetdata.GetSize();
|
for (i = 0; i < iCount; i++) {
|
ws = L" \"";
|
ws += targetdata[i];
|
ws += L"\"";
|
pXMLStream->WriteString(ws.c_str(), ws.GetLength());
|
}
|
ws = L"?>";
|
pXMLStream->WriteString(ws.c_str(), ws.GetLength());
|
}
|
} break;
|
case FDE_XMLNODE_Element: {
|
CFX_WideString ws;
|
ws = L"<";
|
ws += ((CFDE_XMLElement*)pNode)->m_wsTag;
|
pXMLStream->WriteString(ws.c_str(), ws.GetLength());
|
CFX_WideStringArray& attributes = ((CFDE_XMLElement*)pNode)->m_Attributes;
|
int32_t iCount = attributes.GetSize();
|
CFX_WideString wsValue;
|
for (int32_t i = 0; i < iCount; i += 2) {
|
ws = L" ";
|
ws += attributes[i];
|
ws += L"=\"";
|
wsValue = attributes[i + 1];
|
wsValue.Replace(L"&", L"&");
|
wsValue.Replace(L"<", L"<");
|
wsValue.Replace(L">", L">");
|
wsValue.Replace(L"\'", L"'");
|
wsValue.Replace(L"\"", L""");
|
ws += wsValue;
|
ws += L"\"";
|
pXMLStream->WriteString(ws.c_str(), ws.GetLength());
|
}
|
if (pNode->m_pChild) {
|
ws = L"\n>";
|
pXMLStream->WriteString(ws.c_str(), ws.GetLength());
|
CFDE_XMLNode* pChild = pNode->m_pChild;
|
while (pChild) {
|
SaveXMLNode(pXMLStream, static_cast<CFDE_XMLNode*>(pChild));
|
pChild = pChild->m_pNext;
|
}
|
ws = L"</";
|
ws += ((CFDE_XMLElement*)pNode)->m_wsTag;
|
ws += L"\n>";
|
} else {
|
ws = L"\n/>";
|
}
|
pXMLStream->WriteString(ws.c_str(), ws.GetLength());
|
} break;
|
case FDE_XMLNODE_Text: {
|
CFX_WideString ws = ((CFDE_XMLText*)pNode)->m_wsText;
|
ws.Replace(L"&", L"&");
|
ws.Replace(L"<", L"<");
|
ws.Replace(L">", L">");
|
ws.Replace(L"\'", L"'");
|
ws.Replace(L"\"", L""");
|
pXMLStream->WriteString(ws.c_str(), ws.GetLength());
|
} break;
|
case FDE_XMLNODE_CharData: {
|
CFX_WideString ws = L"<![CDATA[";
|
ws += ((CFDE_XMLCharData*)pNode)->m_wsCharData;
|
ws += L"]]>";
|
pXMLStream->WriteString(ws.c_str(), ws.GetLength());
|
} break;
|
case FDE_XMLNODE_Unknown:
|
break;
|
default:
|
break;
|
}
|
}
|
|
void CFDE_XMLDoc::SaveXML(IFX_Stream* pXMLStream, FX_BOOL bSaveBOM) {
|
if (!pXMLStream || pXMLStream == m_pStream) {
|
m_pStream->Seek(FX_STREAMSEEK_Begin, 0);
|
pXMLStream = m_pStream;
|
}
|
ASSERT((pXMLStream->GetAccessModes() & FX_STREAMACCESS_Text) != 0);
|
ASSERT((pXMLStream->GetAccessModes() & FX_STREAMACCESS_Write) != 0);
|
uint16_t wCodePage = pXMLStream->GetCodePage();
|
if (wCodePage != FX_CODEPAGE_UTF16LE && wCodePage != FX_CODEPAGE_UTF16BE &&
|
wCodePage != FX_CODEPAGE_UTF8) {
|
wCodePage = FX_CODEPAGE_UTF8;
|
pXMLStream->SetCodePage(wCodePage);
|
}
|
if (bSaveBOM) {
|
pXMLStream->WriteString(L"\xFEFF", 1);
|
}
|
CFDE_XMLNode* pNode = m_pRoot->m_pChild;
|
while (pNode) {
|
SaveXMLNode(pXMLStream, static_cast<CFDE_XMLNode*>(pNode));
|
pNode = pNode->m_pNext;
|
}
|
if (pXMLStream == m_pStream) {
|
int32_t iPos = pXMLStream->GetPosition();
|
pXMLStream->SetLength(iPos);
|
}
|
}
|
|
CFDE_BlockBuffer::CFDE_BlockBuffer(int32_t iAllocStep)
|
: m_iDataLength(0),
|
m_iBufferSize(0),
|
m_iAllocStep(iAllocStep),
|
m_iStartPosition(0) {}
|
|
CFDE_BlockBuffer::~CFDE_BlockBuffer() {
|
ClearBuffer();
|
}
|
|
FX_WCHAR* CFDE_BlockBuffer::GetAvailableBlock(int32_t& iIndexInBlock) {
|
iIndexInBlock = 0;
|
if (!m_BlockArray.GetSize()) {
|
return nullptr;
|
}
|
int32_t iRealIndex = m_iStartPosition + m_iDataLength;
|
if (iRealIndex == m_iBufferSize) {
|
FX_WCHAR* pBlock = FX_Alloc(FX_WCHAR, m_iAllocStep);
|
m_BlockArray.Add(pBlock);
|
m_iBufferSize += m_iAllocStep;
|
return pBlock;
|
}
|
iIndexInBlock = iRealIndex % m_iAllocStep;
|
return m_BlockArray[iRealIndex / m_iAllocStep];
|
}
|
|
FX_BOOL CFDE_BlockBuffer::InitBuffer(int32_t iBufferSize) {
|
ClearBuffer();
|
int32_t iNumOfBlock = (iBufferSize - 1) / m_iAllocStep + 1;
|
for (int32_t i = 0; i < iNumOfBlock; i++) {
|
m_BlockArray.Add(FX_Alloc(FX_WCHAR, m_iAllocStep));
|
}
|
m_iBufferSize = iNumOfBlock * m_iAllocStep;
|
return TRUE;
|
}
|
|
void CFDE_BlockBuffer::SetTextChar(int32_t iIndex, FX_WCHAR ch) {
|
if (iIndex < 0) {
|
return;
|
}
|
int32_t iRealIndex = m_iStartPosition + iIndex;
|
int32_t iBlockIndex = iRealIndex / m_iAllocStep;
|
int32_t iInnerIndex = iRealIndex % m_iAllocStep;
|
int32_t iBlockSize = m_BlockArray.GetSize();
|
if (iBlockIndex >= iBlockSize) {
|
int32_t iNewBlocks = iBlockIndex - iBlockSize + 1;
|
do {
|
FX_WCHAR* pBlock = FX_Alloc(FX_WCHAR, m_iAllocStep);
|
m_BlockArray.Add(pBlock);
|
m_iBufferSize += m_iAllocStep;
|
} while (--iNewBlocks);
|
}
|
FX_WCHAR* pTextData = m_BlockArray[iBlockIndex];
|
*(pTextData + iInnerIndex) = ch;
|
if (m_iDataLength <= iIndex) {
|
m_iDataLength = iIndex + 1;
|
}
|
}
|
|
int32_t CFDE_BlockBuffer::DeleteTextChars(int32_t iCount, FX_BOOL bDirection) {
|
if (iCount <= 0) {
|
return m_iDataLength;
|
}
|
if (iCount >= m_iDataLength) {
|
Reset(FALSE);
|
return 0;
|
}
|
if (bDirection) {
|
m_iStartPosition += iCount;
|
m_iDataLength -= iCount;
|
} else {
|
m_iDataLength -= iCount;
|
}
|
return m_iDataLength;
|
}
|
|
void CFDE_BlockBuffer::GetTextData(CFX_WideString& wsTextData,
|
int32_t iStart,
|
int32_t iLength) const {
|
wsTextData.clear();
|
int32_t iMaybeDataLength = m_iBufferSize - 1 - m_iStartPosition;
|
if (iStart < 0 || iStart > iMaybeDataLength) {
|
return;
|
}
|
if (iLength == -1 || iLength > iMaybeDataLength) {
|
iLength = iMaybeDataLength;
|
}
|
if (iLength <= 0) {
|
return;
|
}
|
FX_WCHAR* pBuf = wsTextData.GetBuffer(iLength);
|
if (!pBuf) {
|
return;
|
}
|
int32_t iStartBlockIndex = 0;
|
int32_t iStartInnerIndex = 0;
|
TextDataIndex2BufIndex(iStart, iStartBlockIndex, iStartInnerIndex);
|
int32_t iEndBlockIndex = 0;
|
int32_t iEndInnerIndex = 0;
|
TextDataIndex2BufIndex(iStart + iLength, iEndBlockIndex, iEndInnerIndex);
|
int32_t iPointer = 0;
|
for (int32_t i = iStartBlockIndex; i <= iEndBlockIndex; i++) {
|
int32_t iBufferPointer = 0;
|
int32_t iCopyLength = m_iAllocStep;
|
if (i == iStartBlockIndex) {
|
iCopyLength -= iStartInnerIndex;
|
iBufferPointer = iStartInnerIndex;
|
}
|
if (i == iEndBlockIndex) {
|
iCopyLength -= ((m_iAllocStep - 1) - iEndInnerIndex);
|
}
|
FX_WCHAR* pBlockBuf = m_BlockArray[i];
|
FXSYS_memcpy(pBuf + iPointer, pBlockBuf + iBufferPointer,
|
iCopyLength * sizeof(FX_WCHAR));
|
iPointer += iCopyLength;
|
}
|
wsTextData.ReleaseBuffer(iLength);
|
}
|
|
void CFDE_BlockBuffer::TextDataIndex2BufIndex(const int32_t iIndex,
|
int32_t& iBlockIndex,
|
int32_t& iInnerIndex) const {
|
ASSERT(iIndex >= 0);
|
int32_t iRealIndex = m_iStartPosition + iIndex;
|
iBlockIndex = iRealIndex / m_iAllocStep;
|
iInnerIndex = iRealIndex % m_iAllocStep;
|
}
|
|
void CFDE_BlockBuffer::ClearBuffer() {
|
m_iBufferSize = 0;
|
int32_t iSize = m_BlockArray.GetSize();
|
for (int32_t i = 0; i < iSize; i++) {
|
FX_Free(m_BlockArray[i]);
|
}
|
m_BlockArray.RemoveAll();
|
}
|
|
CFDE_XMLSyntaxParser::CFDE_XMLSyntaxParser()
|
: m_pStream(nullptr),
|
m_iXMLPlaneSize(-1),
|
m_iCurrentPos(0),
|
m_iCurrentNodeNum(-1),
|
m_iLastNodeNum(-1),
|
m_iParsedChars(0),
|
m_iParsedBytes(0),
|
m_pBuffer(nullptr),
|
m_iBufferChars(0),
|
m_bEOS(FALSE),
|
m_pStart(nullptr),
|
m_pEnd(nullptr),
|
m_XMLNodeStack(16),
|
m_iAllocStep(m_BlockBuffer.GetAllocStep()),
|
m_iDataLength(m_BlockBuffer.GetDataLengthRef()),
|
m_pCurrentBlock(nullptr),
|
m_iIndexInBlock(0),
|
m_iTextDataLength(0),
|
m_syntaxParserResult(FDE_XmlSyntaxResult::None),
|
m_syntaxParserState(FDE_XmlSyntaxState::Text),
|
m_wQuotationMark(0),
|
m_iEntityStart(-1),
|
m_SkipStack(16) {
|
m_CurNode.iNodeNum = -1;
|
m_CurNode.eNodeType = FDE_XMLNODE_Unknown;
|
}
|
|
void CFDE_XMLSyntaxParser::Init(IFX_Stream* pStream,
|
int32_t iXMLPlaneSize,
|
int32_t iTextDataSize) {
|
ASSERT(!m_pStream && !m_pBuffer);
|
ASSERT(pStream && iXMLPlaneSize > 0);
|
int32_t iStreamLength = pStream->GetLength();
|
ASSERT(iStreamLength > 0);
|
m_pStream = pStream;
|
m_iXMLPlaneSize = std::min(iXMLPlaneSize, iStreamLength);
|
uint8_t bom[4];
|
m_iCurrentPos = m_pStream->GetBOM(bom);
|
ASSERT(!m_pBuffer);
|
|
FX_SAFE_INT32 alloc_size_safe = m_iXMLPlaneSize;
|
alloc_size_safe += 1; // For NUL.
|
if (!alloc_size_safe.IsValid() || alloc_size_safe.ValueOrDie() <= 0) {
|
m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
|
return;
|
}
|
|
m_pBuffer = FX_Alloc(FX_WCHAR, alloc_size_safe.ValueOrDie());
|
m_pStart = m_pEnd = m_pBuffer;
|
ASSERT(!m_BlockBuffer.IsInitialized());
|
m_BlockBuffer.InitBuffer();
|
m_pCurrentBlock = m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
m_iParsedBytes = m_iParsedChars = 0;
|
m_iBufferChars = 0;
|
}
|
|
FDE_XmlSyntaxResult CFDE_XMLSyntaxParser::DoSyntaxParse() {
|
if (m_syntaxParserResult == FDE_XmlSyntaxResult::Error ||
|
m_syntaxParserResult == FDE_XmlSyntaxResult::EndOfString) {
|
return m_syntaxParserResult;
|
}
|
ASSERT(m_pStream && m_pBuffer && m_BlockBuffer.IsInitialized());
|
int32_t iStreamLength = m_pStream->GetLength();
|
int32_t iPos;
|
|
FDE_XmlSyntaxResult syntaxParserResult = FDE_XmlSyntaxResult::None;
|
while (TRUE) {
|
if (m_pStart >= m_pEnd) {
|
if (m_bEOS || m_iCurrentPos >= iStreamLength) {
|
m_syntaxParserResult = FDE_XmlSyntaxResult::EndOfString;
|
return m_syntaxParserResult;
|
}
|
m_iParsedChars += (m_pEnd - m_pBuffer);
|
m_iParsedBytes = m_iCurrentPos;
|
if (m_pStream->GetPosition() != m_iCurrentPos) {
|
m_pStream->Seek(FX_STREAMSEEK_Begin, m_iCurrentPos);
|
}
|
m_iBufferChars =
|
m_pStream->ReadString(m_pBuffer, m_iXMLPlaneSize, m_bEOS);
|
iPos = m_pStream->GetPosition();
|
if (m_iBufferChars < 1) {
|
m_iCurrentPos = iStreamLength;
|
m_syntaxParserResult = FDE_XmlSyntaxResult::EndOfString;
|
return m_syntaxParserResult;
|
}
|
m_iCurrentPos = iPos;
|
m_pStart = m_pBuffer;
|
m_pEnd = m_pBuffer + m_iBufferChars;
|
}
|
|
while (m_pStart < m_pEnd) {
|
FX_WCHAR ch = *m_pStart;
|
switch (m_syntaxParserState) {
|
case FDE_XmlSyntaxState::Text:
|
if (ch == L'<') {
|
if (m_iDataLength > 0) {
|
m_iTextDataLength = m_iDataLength;
|
m_BlockBuffer.Reset();
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
m_iEntityStart = -1;
|
syntaxParserResult = FDE_XmlSyntaxResult::Text;
|
} else {
|
m_pStart++;
|
m_syntaxParserState = FDE_XmlSyntaxState::Node;
|
}
|
} else {
|
ParseTextChar(ch);
|
}
|
break;
|
case FDE_XmlSyntaxState::Node:
|
if (ch == L'!') {
|
m_pStart++;
|
m_syntaxParserState = FDE_XmlSyntaxState::SkipCommentOrDecl;
|
} else if (ch == L'/') {
|
m_pStart++;
|
m_syntaxParserState = FDE_XmlSyntaxState::CloseElement;
|
} else if (ch == L'?') {
|
m_iLastNodeNum++;
|
m_iCurrentNodeNum = m_iLastNodeNum;
|
m_CurNode.iNodeNum = m_iLastNodeNum;
|
m_CurNode.eNodeType = FDE_XMLNODE_Instruction;
|
m_XMLNodeStack.Push(m_CurNode);
|
m_pStart++;
|
m_syntaxParserState = FDE_XmlSyntaxState::Target;
|
syntaxParserResult = FDE_XmlSyntaxResult::InstructionOpen;
|
} else {
|
m_iLastNodeNum++;
|
m_iCurrentNodeNum = m_iLastNodeNum;
|
m_CurNode.iNodeNum = m_iLastNodeNum;
|
m_CurNode.eNodeType = FDE_XMLNODE_Element;
|
m_XMLNodeStack.Push(m_CurNode);
|
m_syntaxParserState = FDE_XmlSyntaxState::Tag;
|
syntaxParserResult = FDE_XmlSyntaxResult::ElementOpen;
|
}
|
break;
|
case FDE_XmlSyntaxState::Target:
|
case FDE_XmlSyntaxState::Tag:
|
if (!FDE_IsXMLNameChar(ch, m_iDataLength < 1)) {
|
if (m_iDataLength < 1) {
|
m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
|
return m_syntaxParserResult;
|
} else {
|
m_iTextDataLength = m_iDataLength;
|
m_BlockBuffer.Reset();
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
if (m_syntaxParserState != FDE_XmlSyntaxState::Target) {
|
syntaxParserResult = FDE_XmlSyntaxResult::TagName;
|
} else {
|
syntaxParserResult = FDE_XmlSyntaxResult::TargetName;
|
}
|
m_syntaxParserState = FDE_XmlSyntaxState::AttriName;
|
}
|
} else {
|
if (m_iIndexInBlock == m_iAllocStep) {
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
if (!m_pCurrentBlock) {
|
return FDE_XmlSyntaxResult::Error;
|
}
|
}
|
m_pCurrentBlock[m_iIndexInBlock++] = ch;
|
m_iDataLength++;
|
m_pStart++;
|
}
|
break;
|
case FDE_XmlSyntaxState::AttriName:
|
if (m_iDataLength < 1 && FDE_IsXMLWhiteSpace(ch)) {
|
m_pStart++;
|
break;
|
}
|
if (!FDE_IsXMLNameChar(ch, m_iDataLength < 1)) {
|
if (m_iDataLength < 1) {
|
if (m_CurNode.eNodeType == FDE_XMLNODE_Element) {
|
if (ch == L'>' || ch == L'/') {
|
m_syntaxParserState = FDE_XmlSyntaxState::BreakElement;
|
break;
|
}
|
} else if (m_CurNode.eNodeType == FDE_XMLNODE_Instruction) {
|
if (ch == L'?') {
|
m_syntaxParserState = FDE_XmlSyntaxState::CloseInstruction;
|
m_pStart++;
|
} else {
|
m_syntaxParserState = FDE_XmlSyntaxState::TargetData;
|
}
|
break;
|
}
|
m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
|
return m_syntaxParserResult;
|
} else {
|
if (m_CurNode.eNodeType == FDE_XMLNODE_Instruction) {
|
if (ch != '=' && !FDE_IsXMLWhiteSpace(ch)) {
|
m_syntaxParserState = FDE_XmlSyntaxState::TargetData;
|
break;
|
}
|
}
|
m_iTextDataLength = m_iDataLength;
|
m_BlockBuffer.Reset();
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
m_syntaxParserState = FDE_XmlSyntaxState::AttriEqualSign;
|
syntaxParserResult = FDE_XmlSyntaxResult::AttriName;
|
}
|
} else {
|
if (m_iIndexInBlock == m_iAllocStep) {
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
if (!m_pCurrentBlock) {
|
return FDE_XmlSyntaxResult::Error;
|
}
|
}
|
m_pCurrentBlock[m_iIndexInBlock++] = ch;
|
m_iDataLength++;
|
m_pStart++;
|
}
|
break;
|
case FDE_XmlSyntaxState::AttriEqualSign:
|
if (FDE_IsXMLWhiteSpace(ch)) {
|
m_pStart++;
|
break;
|
}
|
if (ch != L'=') {
|
if (m_CurNode.eNodeType == FDE_XMLNODE_Instruction) {
|
m_syntaxParserState = FDE_XmlSyntaxState::TargetData;
|
break;
|
}
|
m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
|
return m_syntaxParserResult;
|
} else {
|
m_syntaxParserState = FDE_XmlSyntaxState::AttriQuotation;
|
m_pStart++;
|
}
|
break;
|
case FDE_XmlSyntaxState::AttriQuotation:
|
if (FDE_IsXMLWhiteSpace(ch)) {
|
m_pStart++;
|
break;
|
}
|
if (ch != L'\"' && ch != L'\'') {
|
m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
|
return m_syntaxParserResult;
|
} else {
|
m_wQuotationMark = ch;
|
m_syntaxParserState = FDE_XmlSyntaxState::AttriValue;
|
m_pStart++;
|
}
|
break;
|
case FDE_XmlSyntaxState::AttriValue:
|
if (ch == m_wQuotationMark) {
|
if (m_iEntityStart > -1) {
|
m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
|
return m_syntaxParserResult;
|
}
|
m_iTextDataLength = m_iDataLength;
|
m_wQuotationMark = 0;
|
m_BlockBuffer.Reset();
|
m_pCurrentBlock = m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
m_pStart++;
|
m_syntaxParserState = FDE_XmlSyntaxState::AttriName;
|
syntaxParserResult = FDE_XmlSyntaxResult::AttriValue;
|
} else {
|
ParseTextChar(ch);
|
}
|
break;
|
case FDE_XmlSyntaxState::CloseInstruction:
|
if (ch != L'>') {
|
if (m_iIndexInBlock == m_iAllocStep) {
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
if (!m_pCurrentBlock) {
|
return FDE_XmlSyntaxResult::Error;
|
}
|
}
|
m_pCurrentBlock[m_iIndexInBlock++] = ch;
|
m_iDataLength++;
|
m_syntaxParserState = FDE_XmlSyntaxState::TargetData;
|
} else if (m_iDataLength > 0) {
|
m_iTextDataLength = m_iDataLength;
|
m_BlockBuffer.Reset();
|
m_pCurrentBlock = m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
syntaxParserResult = FDE_XmlSyntaxResult::TargetData;
|
} else {
|
m_pStart++;
|
FDE_XMLNODE* pXMLNode = m_XMLNodeStack.GetTopElement();
|
if (!pXMLNode) {
|
m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
|
return m_syntaxParserResult;
|
}
|
m_XMLNodeStack.Pop();
|
pXMLNode = m_XMLNodeStack.GetTopElement();
|
if (pXMLNode) {
|
m_CurNode = *pXMLNode;
|
} else {
|
m_CurNode.iNodeNum = -1;
|
m_CurNode.eNodeType = FDE_XMLNODE_Unknown;
|
}
|
m_iCurrentNodeNum = m_CurNode.iNodeNum;
|
m_BlockBuffer.Reset();
|
m_pCurrentBlock = m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
m_syntaxParserState = FDE_XmlSyntaxState::Text;
|
syntaxParserResult = FDE_XmlSyntaxResult::InstructionClose;
|
}
|
break;
|
case FDE_XmlSyntaxState::BreakElement:
|
if (ch == L'>') {
|
m_syntaxParserState = FDE_XmlSyntaxState::Text;
|
syntaxParserResult = FDE_XmlSyntaxResult::ElementBreak;
|
} else if (ch == L'/') {
|
m_syntaxParserState = FDE_XmlSyntaxState::CloseElement;
|
} else {
|
m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
|
return m_syntaxParserResult;
|
}
|
m_pStart++;
|
break;
|
case FDE_XmlSyntaxState::CloseElement:
|
if (!FDE_IsXMLNameChar(ch, m_iDataLength < 1)) {
|
if (ch == L'>') {
|
FDE_XMLNODE* pXMLNode = m_XMLNodeStack.GetTopElement();
|
if (!pXMLNode) {
|
m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
|
return m_syntaxParserResult;
|
}
|
m_XMLNodeStack.Pop();
|
pXMLNode = m_XMLNodeStack.GetTopElement();
|
if (pXMLNode) {
|
m_CurNode = *pXMLNode;
|
} else {
|
m_CurNode.iNodeNum = -1;
|
m_CurNode.eNodeType = FDE_XMLNODE_Unknown;
|
}
|
m_iCurrentNodeNum = m_CurNode.iNodeNum;
|
m_iTextDataLength = m_iDataLength;
|
m_BlockBuffer.Reset();
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
m_syntaxParserState = FDE_XmlSyntaxState::Text;
|
syntaxParserResult = FDE_XmlSyntaxResult::ElementClose;
|
} else if (!FDE_IsXMLWhiteSpace(ch)) {
|
m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
|
return m_syntaxParserResult;
|
}
|
} else {
|
if (m_iIndexInBlock == m_iAllocStep) {
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
if (!m_pCurrentBlock) {
|
return FDE_XmlSyntaxResult::Error;
|
}
|
}
|
m_pCurrentBlock[m_iIndexInBlock++] = ch;
|
m_iDataLength++;
|
}
|
m_pStart++;
|
break;
|
case FDE_XmlSyntaxState::SkipCommentOrDecl:
|
if (FX_wcsnicmp(m_pStart, L"--", 2) == 0) {
|
m_pStart += 2;
|
m_syntaxParserState = FDE_XmlSyntaxState::SkipComment;
|
} else if (FX_wcsnicmp(m_pStart, L"[CDATA[", 7) == 0) {
|
m_pStart += 7;
|
m_syntaxParserState = FDE_XmlSyntaxState::SkipCData;
|
} else {
|
m_syntaxParserState = FDE_XmlSyntaxState::SkipDeclNode;
|
m_SkipChar = L'>';
|
m_SkipStack.Push(L'>');
|
}
|
break;
|
case FDE_XmlSyntaxState::SkipCData: {
|
if (FX_wcsnicmp(m_pStart, L"]]>", 3) == 0) {
|
m_pStart += 3;
|
syntaxParserResult = FDE_XmlSyntaxResult::CData;
|
m_iTextDataLength = m_iDataLength;
|
m_BlockBuffer.Reset();
|
m_pCurrentBlock = m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
m_syntaxParserState = FDE_XmlSyntaxState::Text;
|
} else {
|
if (m_iIndexInBlock == m_iAllocStep) {
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
if (!m_pCurrentBlock)
|
return FDE_XmlSyntaxResult::Error;
|
}
|
m_pCurrentBlock[m_iIndexInBlock++] = ch;
|
m_iDataLength++;
|
m_pStart++;
|
}
|
break;
|
}
|
case FDE_XmlSyntaxState::SkipDeclNode:
|
if (m_SkipChar == L'\'' || m_SkipChar == L'\"') {
|
m_pStart++;
|
if (ch != m_SkipChar)
|
break;
|
|
m_SkipStack.Pop();
|
uint32_t* pDWord = m_SkipStack.GetTopElement();
|
if (!pDWord)
|
m_syntaxParserState = FDE_XmlSyntaxState::Text;
|
else
|
m_SkipChar = (FX_WCHAR)*pDWord;
|
} else {
|
switch (ch) {
|
case L'<':
|
m_SkipChar = L'>';
|
m_SkipStack.Push(L'>');
|
break;
|
case L'[':
|
m_SkipChar = L']';
|
m_SkipStack.Push(L']');
|
break;
|
case L'(':
|
m_SkipChar = L')';
|
m_SkipStack.Push(L')');
|
break;
|
case L'\'':
|
m_SkipChar = L'\'';
|
m_SkipStack.Push(L'\'');
|
break;
|
case L'\"':
|
m_SkipChar = L'\"';
|
m_SkipStack.Push(L'\"');
|
break;
|
default:
|
if (ch == m_SkipChar) {
|
m_SkipStack.Pop();
|
uint32_t* pDWord = m_SkipStack.GetTopElement();
|
if (!pDWord) {
|
if (m_iDataLength >= 9) {
|
CFX_WideString wsHeader;
|
m_BlockBuffer.GetTextData(wsHeader, 0, 7);
|
}
|
m_iTextDataLength = m_iDataLength;
|
m_BlockBuffer.Reset();
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
m_syntaxParserState = FDE_XmlSyntaxState::Text;
|
} else {
|
m_SkipChar = static_cast<FX_WCHAR>(*pDWord);
|
}
|
}
|
break;
|
}
|
if (m_SkipStack.GetSize() > 0) {
|
if (m_iIndexInBlock == m_iAllocStep) {
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
if (!m_pCurrentBlock) {
|
return FDE_XmlSyntaxResult::Error;
|
}
|
}
|
m_pCurrentBlock[m_iIndexInBlock++] = ch;
|
m_iDataLength++;
|
}
|
m_pStart++;
|
}
|
break;
|
case FDE_XmlSyntaxState::SkipComment:
|
if (FX_wcsnicmp(m_pStart, L"-->", 3) == 0) {
|
m_pStart += 2;
|
m_syntaxParserState = FDE_XmlSyntaxState::Text;
|
}
|
|
m_pStart++;
|
break;
|
case FDE_XmlSyntaxState::TargetData:
|
if (FDE_IsXMLWhiteSpace(ch)) {
|
if (m_iDataLength < 1) {
|
m_pStart++;
|
break;
|
} else if (m_wQuotationMark == 0) {
|
m_iTextDataLength = m_iDataLength;
|
m_wQuotationMark = 0;
|
m_BlockBuffer.Reset();
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
m_pStart++;
|
syntaxParserResult = FDE_XmlSyntaxResult::TargetData;
|
break;
|
}
|
}
|
if (ch == '?') {
|
m_syntaxParserState = FDE_XmlSyntaxState::CloseInstruction;
|
m_pStart++;
|
} else if (ch == '\"') {
|
if (m_wQuotationMark == 0) {
|
m_wQuotationMark = ch;
|
m_pStart++;
|
} else if (ch == m_wQuotationMark) {
|
m_iTextDataLength = m_iDataLength;
|
m_wQuotationMark = 0;
|
m_BlockBuffer.Reset();
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
m_pStart++;
|
syntaxParserResult = FDE_XmlSyntaxResult::TargetData;
|
} else {
|
m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
|
return m_syntaxParserResult;
|
}
|
} else {
|
if (m_iIndexInBlock == m_iAllocStep) {
|
m_pCurrentBlock =
|
m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
if (!m_pCurrentBlock) {
|
return FDE_XmlSyntaxResult::Error;
|
}
|
}
|
m_pCurrentBlock[m_iIndexInBlock++] = ch;
|
m_iDataLength++;
|
m_pStart++;
|
}
|
break;
|
default:
|
break;
|
}
|
if (syntaxParserResult != FDE_XmlSyntaxResult::None)
|
return syntaxParserResult;
|
}
|
}
|
return FDE_XmlSyntaxResult::Text;
|
}
|
|
CFDE_XMLSyntaxParser::~CFDE_XMLSyntaxParser() {
|
m_pCurrentBlock = nullptr;
|
FX_Free(m_pBuffer);
|
}
|
|
int32_t CFDE_XMLSyntaxParser::GetStatus() const {
|
if (!m_pStream)
|
return -1;
|
|
int32_t iStreamLength = m_pStream->GetLength();
|
if (iStreamLength < 1)
|
return 100;
|
|
if (m_syntaxParserResult == FDE_XmlSyntaxResult::Error)
|
return -1;
|
|
if (m_syntaxParserResult == FDE_XmlSyntaxResult::EndOfString)
|
return 100;
|
return m_iParsedBytes * 100 / iStreamLength;
|
}
|
|
static int32_t FX_GetUTF8EncodeLength(const FX_WCHAR* pSrc, int32_t iSrcLen) {
|
uint32_t unicode = 0;
|
int32_t iDstNum = 0;
|
while (iSrcLen-- > 0) {
|
unicode = *pSrc++;
|
int nbytes = 0;
|
if ((uint32_t)unicode < 0x80) {
|
nbytes = 1;
|
} else if ((uint32_t)unicode < 0x800) {
|
nbytes = 2;
|
} else if ((uint32_t)unicode < 0x10000) {
|
nbytes = 3;
|
} else if ((uint32_t)unicode < 0x200000) {
|
nbytes = 4;
|
} else if ((uint32_t)unicode < 0x4000000) {
|
nbytes = 5;
|
} else {
|
nbytes = 6;
|
}
|
iDstNum += nbytes;
|
}
|
return iDstNum;
|
}
|
|
FX_FILESIZE CFDE_XMLSyntaxParser::GetCurrentBinaryPos() const {
|
if (!m_pStream)
|
return 0;
|
|
int32_t nSrcLen = m_pStart - m_pBuffer;
|
int32_t nDstLen = FX_GetUTF8EncodeLength(m_pBuffer, nSrcLen);
|
return m_iParsedBytes + nDstLen;
|
}
|
|
void CFDE_XMLSyntaxParser::ParseTextChar(FX_WCHAR ch) {
|
if (m_iIndexInBlock == m_iAllocStep) {
|
m_pCurrentBlock = m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
if (!m_pCurrentBlock) {
|
return;
|
}
|
}
|
m_pCurrentBlock[m_iIndexInBlock++] = ch;
|
m_iDataLength++;
|
if (m_iEntityStart > -1 && ch == L';') {
|
CFX_WideString csEntity;
|
m_BlockBuffer.GetTextData(csEntity, m_iEntityStart + 1,
|
(m_iDataLength - 1) - m_iEntityStart - 1);
|
int32_t iLen = csEntity.GetLength();
|
if (iLen > 0) {
|
if (csEntity[0] == L'#') {
|
ch = 0;
|
FX_WCHAR w;
|
if (iLen > 1 && csEntity[1] == L'x') {
|
for (int32_t i = 2; i < iLen; i++) {
|
w = csEntity[i];
|
if (w >= L'0' && w <= L'9') {
|
ch = (ch << 4) + w - L'0';
|
} else if (w >= L'A' && w <= L'F') {
|
ch = (ch << 4) + w - 55;
|
} else if (w >= L'a' && w <= L'f') {
|
ch = (ch << 4) + w - 87;
|
} else {
|
break;
|
}
|
}
|
} else {
|
for (int32_t i = 1; i < iLen; i++) {
|
w = csEntity[i];
|
if (w < L'0' || w > L'9') {
|
break;
|
}
|
ch = ch * 10 + w - L'0';
|
}
|
}
|
if (ch != 0) {
|
m_BlockBuffer.SetTextChar(m_iEntityStart, ch);
|
m_iEntityStart++;
|
}
|
} else {
|
if (csEntity.Compare(L"amp") == 0) {
|
m_BlockBuffer.SetTextChar(m_iEntityStart, L'&');
|
m_iEntityStart++;
|
} else if (csEntity.Compare(L"lt") == 0) {
|
m_BlockBuffer.SetTextChar(m_iEntityStart, L'<');
|
m_iEntityStart++;
|
} else if (csEntity.Compare(L"gt") == 0) {
|
m_BlockBuffer.SetTextChar(m_iEntityStart, L'>');
|
m_iEntityStart++;
|
} else if (csEntity.Compare(L"apos") == 0) {
|
m_BlockBuffer.SetTextChar(m_iEntityStart, L'\'');
|
m_iEntityStart++;
|
} else if (csEntity.Compare(L"quot") == 0) {
|
m_BlockBuffer.SetTextChar(m_iEntityStart, L'\"');
|
m_iEntityStart++;
|
}
|
}
|
}
|
m_BlockBuffer.DeleteTextChars(m_iDataLength - m_iEntityStart, FALSE);
|
m_pCurrentBlock = m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
|
m_iEntityStart = -1;
|
} else {
|
if (m_iEntityStart < 0 && ch == L'&') {
|
m_iEntityStart = m_iDataLength - 1;
|
}
|
}
|
m_pStart++;
|
}
|
