summaryrefslogtreecommitdiff
path: root/xfa/fde/xml/cfde_xmldoc.cpp
blob: 256164c5f8f060ae0713e4ea0b90bd72bb9f78ea (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
// Copyright 2017 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/cfde_xmldoc.h"

#include <utility>
#include <vector>

#include "third_party/base/ptr_util.h"
#include "third_party/base/stl_util.h"
#include "xfa/fde/xml/cfde_xmlchardata.h"
#include "xfa/fde/xml/cfde_xmlelement.h"
#include "xfa/fde/xml/cfde_xmlinstruction.h"
#include "xfa/fde/xml/cfde_xmlnode.h"
#include "xfa/fde/xml/cfde_xmltext.h"
#include "xfa/fgas/crt/fgas_codepage.h"

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<CFGAS_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->GetName().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.AsStringC());
      } else {
        ws.Format(L"<?%s", pInstruction->GetName().c_str());
        pXMLStream->WriteString(ws.AsStringC());

        for (auto it : pInstruction->GetAttributes()) {
          CFX_WideString wsValue = it.second;
          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 = L" ";
          ws += it.first;
          ws += L"=\"";
          ws += wsValue;
          ws += L"\"";
          pXMLStream->WriteString(ws.AsStringC());
        }

        for (auto target : pInstruction->GetTargetData()) {
          ws = L" \"";
          ws += target;
          ws += L"\"";
          pXMLStream->WriteString(ws.AsStringC());
        }
        ws = L"?>";
        pXMLStream->WriteString(ws.AsStringC());
      }
      break;
    }
    case FDE_XMLNODE_Element: {
      CFX_WideString ws;
      ws = L"<";
      ws += static_cast<CFDE_XMLElement*>(pNode)->GetName();
      pXMLStream->WriteString(ws.AsStringC());

      for (auto it : static_cast<CFDE_XMLElement*>(pNode)->GetAttributes()) {
        CFX_WideString wsValue = it.second;
        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 = L" ";
        ws += it.first;
        ws += L"=\"";
        ws += wsValue;
        ws += L"\"";
        pXMLStream->WriteString(ws.AsStringC());
      }
      if (pNode->m_pChild) {
        ws = L"\n>";
        pXMLStream->WriteString(ws.AsStringC());
        CFDE_XMLNode* pChild = pNode->m_pChild;
        while (pChild) {
          SaveXMLNode(pXMLStream, static_cast<CFDE_XMLNode*>(pChild));
          pChild = pChild->m_pNext;
        }
        ws = L"</";
        ws += static_cast<CFDE_XMLElement*>(pNode)->GetName();
        ws += L"\n>";
      } else {
        ws = L"\n/>";
      }
      pXMLStream->WriteString(ws.AsStringC());
      break;
    }
    case FDE_XMLNODE_Text: {
      CFX_WideString ws = static_cast<CFDE_XMLText*>(pNode)->GetText();
      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.AsStringC());
      break;
    }
    case FDE_XMLNODE_CharData: {
      CFX_WideString ws = L"<![CDATA[";
      ws += static_cast<CFDE_XMLCharData*>(pNode)->GetText();
      ws += L"]]>";
      pXMLStream->WriteString(ws.AsStringC());
      break;
    }
    case FDE_XMLNODE_Unknown:
    default:
      break;
  }
}