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authorDan Sinclair <dsinclair@chromium.org>2017-04-03 16:46:21 -0400
committerChromium commit bot <commit-bot@chromium.org>2017-04-03 21:05:39 +0000
commitac35589d5d1a593497cf28d91ab6a236f25833c3 (patch)
treefa68e190e5878156659dd0e3c649d83c912dee97 /xfa/fde/xml/fde_xml_imp.cpp
parent6da8ac5053e9ebf7c4ce0d9d67b0443d3f8f6084 (diff)
downloadpdfium-ac35589d5d1a593497cf28d91ab6a236f25833c3.tar.xz
Split the FDE XML file into indiviual class files.
This Cl splits the fde_xml_int file apart into individual class files. Includes are fixed as needed. fde_xml.h is also removed and the needed defines moved to more appropiate places. Change-Id: I29774dabc4d0fb2d5092fcbbe7853f03401b6ec7 Reviewed-on: https://pdfium-review.googlesource.com/3616 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'xfa/fde/xml/fde_xml_imp.cpp')
-rw-r--r--xfa/fde/xml/fde_xml_imp.cpp1832
1 files changed, 0 insertions, 1832 deletions
diff --git a/xfa/fde/xml/fde_xml_imp.cpp b/xfa/fde/xml/fde_xml_imp.cpp
deleted file mode 100644
index 2de48ef1f4..0000000000
--- a/xfa/fde/xml/fde_xml_imp.cpp
+++ /dev/null
@@ -1,1832 +0,0 @@
-// 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
-
-#include "xfa/fde/xml/fde_xml_imp.h"
-
-#include <algorithm>
-#include <utility>
-
-#include "core/fxcrt/fx_ext.h"
-#include "core/fxcrt/fx_safe_types.h"
-#include "third_party/base/ptr_util.h"
-#include "third_party/base/stl_util.h"
-#include "xfa/fde/xml/cfde_xml_parser.h"
-#include "xfa/fgas/crt/fgas_codepage.h"
-
-namespace {
-
-const uint32_t kMaxCharRange = 0x10ffff;
-
-const uint16_t g_XMLValidCharRange[][2] = {{0x09, 0x09},
- {0x0A, 0x0A},
- {0x0D, 0x0D},
- {0x20, 0xD7FF},
- {0xE000, 0xFFFD}};
-
-bool FDE_IsXMLWhiteSpace(wchar_t ch) {
- return ch == L' ' || ch == 0x0A || ch == 0x0D || ch == 0x09;
-}
-
-struct FDE_XMLNAMECHAR {
- uint16_t wStart;
- uint16_t wEnd;
- bool bStartChar;
-};
-
-const FDE_XMLNAMECHAR g_XMLNameChars[] = {
- {L'-', L'.', false}, {L'0', L'9', false}, {L':', L':', false},
- {L'A', L'Z', true}, {L'_', L'_', true}, {L'a', L'z', true},
- {0xB7, 0xB7, false}, {0xC0, 0xD6, true}, {0xD8, 0xF6, true},
- {0xF8, 0x02FF, true}, {0x0300, 0x036F, false}, {0x0370, 0x037D, true},
- {0x037F, 0x1FFF, true}, {0x200C, 0x200D, true}, {0x203F, 0x2040, false},
- {0x2070, 0x218F, true}, {0x2C00, 0x2FEF, true}, {0x3001, 0xD7FF, true},
- {0xF900, 0xFDCF, true}, {0xFDF0, 0xFFFD, true},
-};
-
-bool FDE_IsXMLNameChar(wchar_t ch, bool bFirstChar) {
- int32_t iStart = 0;
- int32_t iEnd = FX_ArraySize(g_XMLNameChars) - 1;
- while (iStart <= iEnd) {
- int32_t iMid = (iStart + iEnd) / 2;
- if (ch < g_XMLNameChars[iMid].wStart) {
- iEnd = iMid - 1;
- } else if (ch > g_XMLNameChars[iMid].wEnd) {
- iStart = iMid + 1;
- } else {
- return bFirstChar ? g_XMLNameChars[iMid].bStartChar : true;
- }
- }
- return false;
-}
-
-} // namespace
-
-bool FDE_IsXMLValidChar(wchar_t ch) {
- int32_t iStart = 0;
- int32_t iEnd = FX_ArraySize(g_XMLValidCharRange) - 1;
- while (iStart <= iEnd) {
- int32_t iMid = (iStart + iEnd) / 2;
- if (ch < g_XMLValidCharRange[iMid][0]) {
- iEnd = iMid - 1;
- } else if (ch > g_XMLValidCharRange[iMid][1]) {
- iStart = iMid + 1;
- } else {
- return true;
- }
- }
- return false;
-}
-
-CFDE_XMLNode::CFDE_XMLNode()
- : m_pParent(nullptr),
- m_pChild(nullptr),
- m_pPrior(nullptr),
- m_pNext(nullptr) {}
-
-FDE_XMLNODETYPE CFDE_XMLNode::GetType() const {
- return FDE_XMLNODE_Unknown;
-}
-
-CFDE_XMLNode::~CFDE_XMLNode() {
- DeleteChildren();
-}
-
-void CFDE_XMLNode::DeleteChildren() {
- CFDE_XMLNode* pChild = m_pChild;
- while (pChild) {
- CFDE_XMLNode* pNext = pChild->m_pNext;
- delete pChild;
- pChild = pNext;
- }
- m_pChild = nullptr;
-}
-
-int32_t CFDE_XMLNode::CountChildNodes() const {
- int32_t iCount = 0;
- CFDE_XMLNode* pChild = m_pChild;
- while (pChild) {
- iCount++;
- pChild = pChild->m_pNext;
- }
- return iCount;
-}
-
-CFDE_XMLNode* CFDE_XMLNode::GetChildNode(int32_t index) const {
- CFDE_XMLNode* pChild = m_pChild;
- while (pChild) {
- if (index == 0) {
- return pChild;
- }
- index--;
- pChild = pChild->m_pNext;
- }
- return nullptr;
-}
-
-int32_t CFDE_XMLNode::GetChildNodeIndex(CFDE_XMLNode* pNode) const {
- int32_t index = 0;
- CFDE_XMLNode* pChild = m_pChild;
- while (pChild) {
- if (pChild == pNode) {
- return index;
- }
- index++;
- pChild = pChild->m_pNext;
- }
- return -1;
-}
-
-CFDE_XMLNode* CFDE_XMLNode::GetPath(const wchar_t* pPath,
- int32_t iLength,
- bool bQualifiedName) const {
- ASSERT(pPath);
- if (iLength < 0) {
- iLength = FXSYS_wcslen(pPath);
- }
- if (iLength == 0) {
- return nullptr;
- }
- CFX_WideString csPath;
- const wchar_t* pStart = pPath;
- const wchar_t* pEnd = pPath + iLength;
- wchar_t ch;
- while (pStart < pEnd) {
- ch = *pStart++;
- if (ch == L'/') {
- break;
- } else {
- csPath += ch;
- }
- }
- iLength -= pStart - pPath;
- CFDE_XMLNode* pFind = nullptr;
- if (csPath.GetLength() < 1) {
- pFind = GetNodeItem(CFDE_XMLNode::Root);
- } else if (csPath.Compare(L"..") == 0) {
- pFind = m_pParent;
- } else if (csPath.Compare(L".") == 0) {
- pFind = (CFDE_XMLNode*)this;
- } else {
- CFX_WideString wsTag;
- CFDE_XMLNode* pNode = m_pChild;
- while (pNode) {
- if (pNode->GetType() == FDE_XMLNODE_Element) {
- if (bQualifiedName) {
- ((CFDE_XMLElement*)pNode)->GetTagName(wsTag);
- } else {
- ((CFDE_XMLElement*)pNode)->GetLocalTagName(wsTag);
- }
- if (wsTag.Compare(csPath) == 0) {
- if (iLength < 1) {
- pFind = pNode;
- } else {
- pFind = pNode->GetPath(pStart, iLength, bQualifiedName);
- }
- if (pFind)
- return pFind;
- }
- }
- pNode = pNode->m_pNext;
- }
- }
- if (!pFind || iLength < 1)
- return pFind;
- return pFind->GetPath(pStart, iLength, bQualifiedName);
-}
-
-int32_t CFDE_XMLNode::InsertChildNode(CFDE_XMLNode* pNode, int32_t index) {
- pNode->m_pParent = this;
- if (!m_pChild) {
- m_pChild = pNode;
- pNode->m_pPrior = nullptr;
- pNode->m_pNext = nullptr;
- return 0;
- }
- if (index == 0) {
- pNode->m_pNext = m_pChild;
- pNode->m_pPrior = nullptr;
- m_pChild->m_pPrior = pNode;
- m_pChild = pNode;
- return 0;
- }
- int32_t iCount = 0;
- CFDE_XMLNode* pFind = m_pChild;
- while (++iCount != index && pFind->m_pNext) {
- pFind = pFind->m_pNext;
- }
- pNode->m_pPrior = pFind;
- pNode->m_pNext = pFind->m_pNext;
- if (pFind->m_pNext)
- pFind->m_pNext->m_pPrior = pNode;
- pFind->m_pNext = pNode;
- return iCount;
-}
-
-void CFDE_XMLNode::RemoveChildNode(CFDE_XMLNode* pNode) {
- ASSERT(m_pChild && pNode);
- if (m_pChild == pNode) {
- m_pChild = pNode->m_pNext;
- } else {
- pNode->m_pPrior->m_pNext = pNode->m_pNext;
- }
- if (pNode->m_pNext)
- pNode->m_pNext->m_pPrior = pNode->m_pPrior;
- pNode->m_pParent = nullptr;
- pNode->m_pNext = nullptr;
- pNode->m_pPrior = nullptr;
-}
-
-CFDE_XMLNode* CFDE_XMLNode::GetNodeItem(CFDE_XMLNode::NodeItem eItem) const {
- switch (eItem) {
- case CFDE_XMLNode::Root: {
- CFDE_XMLNode* pParent = (CFDE_XMLNode*)this;
- while (pParent->m_pParent) {
- pParent = pParent->m_pParent;
- }
- return pParent;
- }
- case CFDE_XMLNode::Parent:
- return m_pParent;
- case CFDE_XMLNode::FirstSibling: {
- CFDE_XMLNode* pItem = (CFDE_XMLNode*)this;
- while (pItem->m_pPrior) {
- pItem = pItem->m_pPrior;
- }
- return pItem == (CFDE_XMLNode*)this ? nullptr : pItem;
- }
- case CFDE_XMLNode::PriorSibling:
- return m_pPrior;
- case CFDE_XMLNode::NextSibling:
- return m_pNext;
- case CFDE_XMLNode::LastSibling: {
- CFDE_XMLNode* pItem = (CFDE_XMLNode*)this;
- while (pItem->m_pNext)
- pItem = pItem->m_pNext;
- return pItem == (CFDE_XMLNode*)this ? nullptr : pItem;
- }
- case CFDE_XMLNode::FirstNeighbor: {
- CFDE_XMLNode* pParent = (CFDE_XMLNode*)this;
- while (pParent->m_pParent)
- pParent = pParent->m_pParent;
- return pParent == (CFDE_XMLNode*)this ? nullptr : pParent;
- }
- case CFDE_XMLNode::PriorNeighbor: {
- if (!m_pPrior)
- return m_pParent;
-
- CFDE_XMLNode* pItem = m_pPrior;
- while (pItem->m_pChild) {
- pItem = pItem->m_pChild;
- while (pItem->m_pNext)
- pItem = pItem->m_pNext;
- }
- return pItem;
- }
- case CFDE_XMLNode::NextNeighbor: {
- if (m_pChild)
- return m_pChild;
- if (m_pNext)
- return m_pNext;
- CFDE_XMLNode* pItem = m_pParent;
- while (pItem) {
- if (pItem->m_pNext)
- return pItem->m_pNext;
- pItem = pItem->m_pParent;
- }
- return nullptr;
- }
- case CFDE_XMLNode::LastNeighbor: {
- CFDE_XMLNode* pItem = (CFDE_XMLNode*)this;
- while (pItem->m_pParent) {
- pItem = pItem->m_pParent;
- }
- while (true) {
- while (pItem->m_pNext)
- pItem = pItem->m_pNext;
- if (!pItem->m_pChild)
- break;
- pItem = pItem->m_pChild;
- }
- return pItem == (CFDE_XMLNode*)this ? nullptr : pItem;
- }
- case CFDE_XMLNode::FirstChild:
- return m_pChild;
- case CFDE_XMLNode::LastChild: {
- if (!m_pChild)
- return nullptr;
-
- CFDE_XMLNode* pChild = m_pChild;
- while (pChild->m_pNext)
- pChild = pChild->m_pNext;
- return pChild;
- }
- default:
- break;
- }
- return nullptr;
-}
-
-int32_t CFDE_XMLNode::GetNodeLevel() const {
- int32_t iLevel = 0;
- const CFDE_XMLNode* pItem = m_pParent;
- while (pItem) {
- iLevel++;
- pItem = pItem->m_pParent;
- }
- return iLevel;
-}
-
-bool CFDE_XMLNode::InsertNodeItem(CFDE_XMLNode::NodeItem eItem,
- CFDE_XMLNode* pNode) {
- switch (eItem) {
- case CFDE_XMLNode::NextSibling: {
- pNode->m_pParent = m_pParent;
- pNode->m_pNext = m_pNext;
- pNode->m_pPrior = this;
- if (m_pNext) {
- m_pNext->m_pPrior = pNode;
- }
- m_pNext = pNode;
- return true;
- }
- case CFDE_XMLNode::PriorSibling: {
- pNode->m_pParent = m_pParent;
- pNode->m_pNext = this;
- pNode->m_pPrior = m_pPrior;
- if (m_pPrior) {
- m_pPrior->m_pNext = pNode;
- } else if (m_pParent) {
- m_pParent->m_pChild = pNode;
- }
- m_pPrior = pNode;
- return true;
- }
- default:
- return false;
- }
-}
-
-CFDE_XMLNode* CFDE_XMLNode::RemoveNodeItem(CFDE_XMLNode::NodeItem eItem) {
- CFDE_XMLNode* pNode = nullptr;
- switch (eItem) {
- case CFDE_XMLNode::NextSibling:
- if (m_pNext) {
- pNode = m_pNext;
- m_pNext = pNode->m_pNext;
- if (m_pNext) {
- m_pNext->m_pPrior = this;
- }
- pNode->m_pParent = nullptr;
- pNode->m_pNext = nullptr;
- pNode->m_pPrior = nullptr;
- }
- break;
- default:
- break;
- }
- return pNode;
-}
-
-CFDE_XMLNode* CFDE_XMLNode::Clone(bool bRecursive) {
- return nullptr;
-}
-
-void CFDE_XMLNode::SaveXMLNode(const CFX_RetainPtr<IFGAS_Stream>& pXMLStream) {
- CFDE_XMLNode* pNode = (CFDE_XMLNode*)this;
- 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());
- std::vector<CFX_WideString>& attributes = pInstruction->m_Attributes;
- int32_t i;
- int32_t iCount = pdfium::CollectionSize<int32_t>(attributes);
- 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"&amp;");
- wsValue.Replace(L"<", L"&lt;");
- wsValue.Replace(L">", L"&gt;");
- wsValue.Replace(L"\'", L"&apos;");
- wsValue.Replace(L"\"", L"&quot;");
- ws += wsValue;
- ws += L"\"";
- pXMLStream->WriteString(ws.c_str(), ws.GetLength());
- }
- std::vector<CFX_WideString>& targetdata = pInstruction->m_TargetData;
- iCount = pdfium::CollectionSize<int32_t>(targetdata);
- 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());
- std::vector<CFX_WideString>& attributes =
- static_cast<CFDE_XMLElement*>(pNode)->m_Attributes;
- int32_t iCount = pdfium::CollectionSize<int32_t>(attributes);
- 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"&amp;");
- wsValue.Replace(L"<", L"&lt;");
- wsValue.Replace(L">", L"&gt;");
- wsValue.Replace(L"\'", L"&apos;");
- wsValue.Replace(L"\"", L"&quot;");
- 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) {
- pChild->SaveXMLNode(pXMLStream);
- 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"&amp;");
- ws.Replace(L"<", L"&lt;");
- ws.Replace(L">", L"&gt;");
- ws.Replace(L"\'", L"&apos;");
- ws.Replace(L"\"", L"&quot;");
- 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_XMLNode::CloneChildren(CFDE_XMLNode* pClone) {
- if (!m_pChild) {
- return;
- }
- CFDE_XMLNode* pNext = m_pChild;
- CFDE_XMLNode* pCloneNext = pNext->Clone(true);
- pClone->InsertChildNode(pCloneNext);
- pNext = pNext->m_pNext;
- while (pNext) {
- CFDE_XMLNode* pChild = pNext->Clone(true);
- pCloneNext->InsertNodeItem(CFDE_XMLNode::NextSibling, pChild);
- pCloneNext = pChild;
- pNext = pNext->m_pNext;
- }
-}
-
-CFDE_XMLInstruction::CFDE_XMLInstruction(const CFX_WideString& wsTarget)
- : m_wsTarget(wsTarget) {
- ASSERT(m_wsTarget.GetLength() > 0);
-}
-
-FDE_XMLNODETYPE CFDE_XMLInstruction::GetType() const {
- return FDE_XMLNODE_Instruction;
-}
-
-CFDE_XMLNode* CFDE_XMLInstruction::Clone(bool bRecursive) {
- CFDE_XMLInstruction* pClone = new CFDE_XMLInstruction(m_wsTarget);
- if (!pClone)
- return nullptr;
-
- pClone->m_Attributes = m_Attributes;
- pClone->m_TargetData = m_TargetData;
- if (bRecursive)
- CloneChildren(pClone);
-
- return pClone;
-}
-
-int32_t CFDE_XMLInstruction::CountAttributes() const {
- return pdfium::CollectionSize<int32_t>(m_Attributes) / 2;
-}
-
-bool CFDE_XMLInstruction::GetAttribute(int32_t index,
- CFX_WideString& wsAttriName,
- CFX_WideString& wsAttriValue) const {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- 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;
-}
-
-bool CFDE_XMLInstruction::HasAttribute(const wchar_t* pwsAttriName) const {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- for (int32_t i = 0; i < iCount; i += 2) {
- if (m_Attributes[i].Compare(pwsAttriName) == 0) {
- return true;
- }
- }
- return false;
-}
-
-void CFDE_XMLInstruction::GetString(const wchar_t* pwsAttriName,
- CFX_WideString& wsAttriValue,
- const wchar_t* pwsDefValue) const {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- 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_XMLInstruction::SetString(const CFX_WideString& wsAttriName,
- const CFX_WideString& wsAttriValue) {
- ASSERT(wsAttriName.GetLength() > 0);
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- 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.push_back(wsAttriName);
- m_Attributes.push_back(wsAttriValue);
-}
-
-int32_t CFDE_XMLInstruction::GetInteger(const wchar_t* pwsAttriName,
- int32_t iDefValue) const {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- 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 wchar_t* pwsAttriName,
- int32_t iAttriValue) {
- CFX_WideString wsValue;
- wsValue.Format(L"%d", iAttriValue);
- SetString(pwsAttriName, wsValue);
-}
-
-float CFDE_XMLInstruction::GetFloat(const wchar_t* pwsAttriName,
- float fDefValue) const {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- for (int32_t i = 0; i < iCount; i += 2) {
- if (m_Attributes[i].Compare(pwsAttriName) == 0) {
- return FXSYS_wcstof(m_Attributes[i + 1].c_str(), -1, nullptr);
- }
- }
- return fDefValue;
-}
-
-void CFDE_XMLInstruction::SetFloat(const wchar_t* pwsAttriName,
- float fAttriValue) {
- CFX_WideString wsValue;
- wsValue.Format(L"%f", fAttriValue);
- SetString(pwsAttriName, wsValue);
-}
-
-void CFDE_XMLInstruction::RemoveAttribute(const wchar_t* pwsAttriName) {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- for (int32_t i = 0; i < iCount; i += 2) {
- if (m_Attributes[i].Compare(pwsAttriName) == 0) {
- m_Attributes.erase(m_Attributes.begin() + i,
- m_Attributes.begin() + i + 2);
- return;
- }
- }
-}
-
-int32_t CFDE_XMLInstruction::CountData() const {
- return pdfium::CollectionSize<int32_t>(m_TargetData);
-}
-
-bool CFDE_XMLInstruction::GetData(int32_t index, CFX_WideString& wsData) const {
- if (!pdfium::IndexInBounds(m_TargetData, index))
- return false;
-
- wsData = m_TargetData[index];
- return true;
-}
-
-void CFDE_XMLInstruction::AppendData(const CFX_WideString& wsData) {
- m_TargetData.push_back(wsData);
-}
-
-void CFDE_XMLInstruction::RemoveData(int32_t index) {
- if (pdfium::IndexInBounds(m_TargetData, index))
- m_TargetData.erase(m_TargetData.begin() + 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() {}
-
-FDE_XMLNODETYPE CFDE_XMLElement::GetType() const {
- return FDE_XMLNODE_Element;
-}
-
-CFDE_XMLNode* CFDE_XMLElement::Clone(bool bRecursive) {
- CFDE_XMLElement* pClone = new CFDE_XMLElement(m_wsTag);
- if (!pClone)
- return nullptr;
-
- pClone->m_Attributes = 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 pdfium::CollectionSize<int32_t>(m_Attributes) / 2;
-}
-
-bool CFDE_XMLElement::GetAttribute(int32_t index,
- CFX_WideString& wsAttriName,
- CFX_WideString& wsAttriValue) const {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- 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;
-}
-
-bool CFDE_XMLElement::HasAttribute(const wchar_t* pwsAttriName) const {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- 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 wchar_t* pwsAttriName,
- CFX_WideString& wsAttriValue,
- const wchar_t* pwsDefValue) const {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- 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 = pdfium::CollectionSize<int32_t>(m_Attributes);
- 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.push_back(wsAttriName);
- m_Attributes.push_back(wsAttriValue);
-}
-
-int32_t CFDE_XMLElement::GetInteger(const wchar_t* pwsAttriName,
- int32_t iDefValue) const {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- 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 wchar_t* pwsAttriName,
- int32_t iAttriValue) {
- CFX_WideString wsValue;
- wsValue.Format(L"%d", iAttriValue);
- SetString(pwsAttriName, wsValue);
-}
-
-float CFDE_XMLElement::GetFloat(const wchar_t* pwsAttriName,
- float fDefValue) const {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- for (int32_t i = 0; i < iCount; i += 2) {
- if (m_Attributes[i].Compare(pwsAttriName) == 0) {
- return FXSYS_wcstof(m_Attributes[i + 1].c_str(), -1, nullptr);
- }
- }
- return fDefValue;
-}
-
-void CFDE_XMLElement::SetFloat(const wchar_t* pwsAttriName, float fAttriValue) {
- CFX_WideString wsValue;
- wsValue.Format(L"%f", fAttriValue);
- SetString(pwsAttriName, wsValue);
-}
-
-void CFDE_XMLElement::RemoveAttribute(const wchar_t* pwsAttriName) {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Attributes);
- for (int32_t i = 0; i < iCount; i += 2) {
- if (m_Attributes[i].Compare(pwsAttriName) == 0) {
- m_Attributes.erase(m_Attributes.begin() + i,
- m_Attributes.begin() + i + 2);
- 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) {}
-
-FDE_XMLNODETYPE CFDE_XMLText::GetType() const {
- return FDE_XMLNODE_Text;
-}
-
-CFDE_XMLNode* CFDE_XMLText::Clone(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) {}
-
-FDE_XMLNODETYPE CFDE_XMLCharData::GetType() const {
- return FDE_XMLNODE_CharData;
-}
-
-CFDE_XMLNode* CFDE_XMLCharData::Clone(bool bRecursive) {
- CFDE_XMLCharData* pClone = new CFDE_XMLCharData(m_wsCharData);
- return pClone;
-}
-
-CFDE_XMLCharData::~CFDE_XMLCharData() {}
-
-CFDE_XMLDoc::CFDE_XMLDoc()
- : m_iStatus(0), m_pRoot(pdfium::MakeUnique<CFDE_XMLNode>()) {
- m_pRoot->InsertChildNode(new CFDE_XMLInstruction(L"xml"));
-}
-
-CFDE_XMLDoc::~CFDE_XMLDoc() {}
-
-bool CFDE_XMLDoc::LoadXML(std::unique_ptr<CFDE_XMLParser> pXMLParser) {
- if (!pXMLParser)
- return false;
-
- m_iStatus = 0;
- m_pStream.Reset();
- m_pRoot->DeleteChildren();
- m_pXMLParser = std::move(pXMLParser);
- return true;
-}
-
-int32_t CFDE_XMLDoc::DoLoad(IFX_Pause* pPause) {
- if (m_iStatus < 100)
- m_iStatus = m_pXMLParser->DoParser(pPause);
-
- return m_iStatus;
-}
-
-void CFDE_XMLDoc::CloseXML() {
- m_pXMLParser.reset();
-}
-
-void CFDE_XMLDoc::SaveXMLNode(const CFX_RetainPtr<IFGAS_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());
- std::vector<CFX_WideString>& attributes = pInstruction->m_Attributes;
- int32_t i;
- int32_t iCount = pdfium::CollectionSize<int32_t>(attributes);
- 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"&amp;");
- wsValue.Replace(L"<", L"&lt;");
- wsValue.Replace(L">", L"&gt;");
- wsValue.Replace(L"\'", L"&apos;");
- wsValue.Replace(L"\"", L"&quot;");
- ws += wsValue;
- ws += L"\"";
- pXMLStream->WriteString(ws.c_str(), ws.GetLength());
- }
- std::vector<CFX_WideString>& targetdata = pInstruction->m_TargetData;
- iCount = pdfium::CollectionSize<int32_t>(targetdata);
- 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());
- std::vector<CFX_WideString>& attributes =
- static_cast<CFDE_XMLElement*>(pNode)->m_Attributes;
- int32_t iCount = pdfium::CollectionSize<int32_t>(attributes);
- 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"&amp;");
- wsValue.Replace(L"<", L"&lt;");
- wsValue.Replace(L">", L"&gt;");
- wsValue.Replace(L"\'", L"&apos;");
- wsValue.Replace(L"\"", L"&quot;");
- 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"&amp;");
- ws.Replace(L"<", L"&lt;");
- ws.Replace(L">", L"&gt;");
- ws.Replace(L"\'", L"&apos;");
- ws.Replace(L"\"", L"&quot;");
- 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;
- }
-}
-
-CFDE_BlockBuffer::CFDE_BlockBuffer(int32_t iAllocStep)
- : m_iDataLength(0),
- m_iBufferSize(0),
- m_iAllocStep(iAllocStep),
- m_iStartPosition(0) {}
-
-CFDE_BlockBuffer::~CFDE_BlockBuffer() {
- ClearBuffer();
-}
-
-wchar_t* CFDE_BlockBuffer::GetAvailableBlock(int32_t& iIndexInBlock) {
- iIndexInBlock = 0;
- if (m_BlockArray.empty())
- return nullptr;
-
- int32_t iRealIndex = m_iStartPosition + m_iDataLength;
- if (iRealIndex == m_iBufferSize) {
- m_BlockArray.emplace_back(FX_Alloc(wchar_t, m_iAllocStep));
- m_iBufferSize += m_iAllocStep;
- return m_BlockArray.back().get();
- }
- iIndexInBlock = iRealIndex % m_iAllocStep;
- return m_BlockArray[iRealIndex / m_iAllocStep].get();
-}
-
-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.emplace_back(FX_Alloc(wchar_t, m_iAllocStep));
-
- m_iBufferSize = iNumOfBlock * m_iAllocStep;
- return true;
-}
-
-void CFDE_BlockBuffer::SetTextChar(int32_t iIndex, wchar_t 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 = pdfium::CollectionSize<int32_t>(m_BlockArray);
- if (iBlockIndex >= iBlockSize) {
- int32_t iNewBlocks = iBlockIndex - iBlockSize + 1;
- do {
- m_BlockArray.emplace_back(FX_Alloc(wchar_t, m_iAllocStep));
- m_iBufferSize += m_iAllocStep;
- } while (--iNewBlocks);
- }
- wchar_t* pTextData = m_BlockArray[iBlockIndex].get();
- pTextData[iInnerIndex] = ch;
- m_iDataLength = std::max(m_iDataLength, iIndex + 1);
-}
-
-int32_t CFDE_BlockBuffer::DeleteTextChars(int32_t iCount, 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;
- }
- wchar_t* 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);
- }
- wchar_t* pBlockBuf = m_BlockArray[i].get();
- memcpy(pBuf + iPointer, pBlockBuf + iBufferPointer,
- iCopyLength * sizeof(wchar_t));
- 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;
- m_BlockArray.clear();
-}
-
-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_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_CurNode.iNodeNum = -1;
- m_CurNode.eNodeType = FDE_XMLNODE_Unknown;
-}
-
-void CFDE_XMLSyntaxParser::Init(const CFX_RetainPtr<IFGAS_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(
- wchar_t, pdfium::base::ValueOrDieForType<size_t>(alloc_size_safe));
- 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) {
- wchar_t 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++;
- if (m_XMLNodeStack.empty()) {
- m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
- return m_syntaxParserResult;
- }
- m_XMLNodeStack.pop();
- if (!m_XMLNodeStack.empty()) {
- m_CurNode = m_XMLNodeStack.top();
- } 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'>') {
- if (m_XMLNodeStack.empty()) {
- m_syntaxParserResult = FDE_XmlSyntaxResult::Error;
- return m_syntaxParserResult;
- }
- m_XMLNodeStack.pop();
- if (!m_XMLNodeStack.empty()) {
- m_CurNode = m_XMLNodeStack.top();
- } 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 (FXSYS_wcsnicmp(m_pStart, L"--", 2) == 0) {
- m_pStart += 2;
- m_syntaxParserState = FDE_XmlSyntaxState::SkipComment;
- } else if (FXSYS_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 (FXSYS_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();
- if (m_SkipStack.empty())
- m_syntaxParserState = FDE_XmlSyntaxState::Text;
- else
- m_SkipChar = m_SkipStack.top();
- } 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();
- if (m_SkipStack.empty()) {
- 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 = m_SkipStack.top();
- }
- }
- break;
- }
- if (!m_SkipStack.empty()) {
- 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 (FXSYS_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 wchar_t* 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(wchar_t character) {
- if (m_iIndexInBlock == m_iAllocStep) {
- m_pCurrentBlock = m_BlockBuffer.GetAvailableBlock(m_iIndexInBlock);
- if (!m_pCurrentBlock) {
- return;
- }
- }
- m_pCurrentBlock[m_iIndexInBlock++] = character;
- m_iDataLength++;
- if (m_iEntityStart > -1 && character == 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'#') {
- uint32_t ch = 0;
- wchar_t 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 > kMaxCharRange)
- ch = ' ';
-
- character = static_cast<wchar_t>(ch);
- if (character != 0) {
- m_BlockBuffer.SetTextChar(m_iEntityStart, character);
- 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 && character == L'&') {
- m_iEntityStart = m_iDataLength - 1;
- }
- }
- m_pStart++;
-}