diff options
Diffstat (limited to 'xfa/src/fdp/src/xml/fde_xml.h')
| -rw-r--r-- | xfa/src/fdp/src/xml/fde_xml.h | 443 |
1 files changed, 443 insertions, 0 deletions
diff --git a/xfa/src/fdp/src/xml/fde_xml.h b/xfa/src/fdp/src/xml/fde_xml.h new file mode 100644 index 0000000000..edbf01584a --- /dev/null +++ b/xfa/src/fdp/src/xml/fde_xml.h @@ -0,0 +1,443 @@ +// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef _FDE_XML_IMP
+#define _FDE_XML_IMP
+#define _FDE_BLOCK_BUFFER
+#ifdef _FDE_BLOCK_BUFFER
+class CFDE_BlockBuffer;
+#endif
+class CFDE_XMLNode;
+class CFDE_XMLInstruction;
+class CFDE_XMLElement;
+class CFDE_XMLText;
+class CFDE_XMLDoc;
+class IFDE_XMLParser;
+class CFDE_XMLDOMParser;
+class CFDE_XMLSAXParser;
+class CFDE_XMLSyntaxParser;
+class CFDE_XMLNode : public CFX_Target
+{
+public:
+ CFDE_XMLNode();
+ virtual void Release()
+ {
+ FDE_Delete this;
+ }
+ virtual FDE_XMLNODETYPE GetType() const
+ {
+ return FDE_XMLNODE_Unknown;
+ }
+ virtual FX_INT32 CountChildNodes() const;
+ virtual CFDE_XMLNode* GetChildNode(FX_INT32 index) const;
+ virtual FX_INT32 GetChildNodeIndex(CFDE_XMLNode *pNode) const;
+ virtual CFDE_XMLNode* GetPath(FX_LPCWSTR pPath, FX_INT32 iLength = -1, FX_BOOL bQualifiedName = TRUE) const;
+ virtual FX_INT32 InsertChildNode(CFDE_XMLNode *pNode, FX_INT32 index = -1);
+ virtual void RemoveChildNode(CFDE_XMLNode *pNode);
+ virtual void DeleteChildren();
+ virtual CFDE_XMLNode* GetNodeItem(IFDE_XMLNode::NodeItem eItem) const;
+ virtual FX_INT32 GetNodeLevel() const;
+ virtual FX_BOOL InsertNodeItem(IFDE_XMLNode::NodeItem eItem, CFDE_XMLNode *pNode);
+ virtual CFDE_XMLNode* RemoveNodeItem(IFDE_XMLNode::NodeItem eItem);
+ virtual CFDE_XMLNode* Clone(FX_BOOL bRecursive);
+ virtual void SaveXMLNode(IFX_Stream *pXMLStream);
+public:
+ ~CFDE_XMLNode();
+ void CloneChildren(CFDE_XMLNode* pClone);
+ CFDE_XMLNode *m_pParent;
+ CFDE_XMLNode *m_pChild;
+ CFDE_XMLNode *m_pPrior;
+ CFDE_XMLNode *m_pNext;
+};
+class CFDE_XMLInstruction : public CFDE_XMLNode
+{
+public:
+ CFDE_XMLInstruction(const CFX_WideString &wsTarget);
+ virtual void Release()
+ {
+ FDE_Delete this;
+ }
+ virtual FDE_XMLNODETYPE GetType() const
+ {
+ return FDE_XMLNODE_Instruction;
+ }
+ virtual CFDE_XMLNode* Clone(FX_BOOL bRecursive);
+ virtual void GetTargetName(CFX_WideString &wsTarget) const
+ {
+ wsTarget = m_wsTarget;
+ }
+ virtual FX_INT32 CountAttributes() const;
+ virtual FX_BOOL GetAttribute(FX_INT32 index, CFX_WideString &wsAttriName, CFX_WideString &wsAttriValue) const;
+ virtual FX_BOOL HasAttribute(FX_LPCWSTR pwsAttriName) const;
+ virtual void GetString(FX_LPCWSTR pwsAttriName, CFX_WideString &wsAttriValue, FX_LPCWSTR pwsDefValue = NULL) const;
+ virtual void SetString(const CFX_WideString &wsAttriName, const CFX_WideString &wsAttriValue);
+ virtual FX_INT32 GetInteger(FX_LPCWSTR pwsAttriName, FX_INT32 iDefValue = 0) const;
+ virtual void SetInteger(FX_LPCWSTR pwsAttriName, FX_INT32 iAttriValue);
+ virtual FX_FLOAT GetFloat(FX_LPCWSTR pwsAttriName, FX_FLOAT fDefValue = 0) const;
+ virtual void SetFloat(FX_LPCWSTR pwsAttriName, FX_FLOAT fAttriValue);
+ virtual void RemoveAttribute(FX_LPCWSTR pwsAttriName);
+ virtual FX_INT32 CountData() const;
+ virtual FX_BOOL GetData(FX_INT32 index, CFX_WideString &wsData) const;
+ virtual void AppendData(const CFX_WideString &wsData);
+ virtual void RemoveData(FX_INT32 index);
+public:
+ ~CFDE_XMLInstruction() {}
+ CFX_WideString m_wsTarget;
+ CFX_WideStringArray m_Attributes;
+ CFX_WideStringArray m_TargetData;
+};
+class CFDE_XMLElement : public CFDE_XMLNode
+{
+public:
+ CFDE_XMLElement(const CFX_WideString &wsTag);
+ virtual void Release()
+ {
+ FDE_Delete this;
+ }
+ virtual FDE_XMLNODETYPE GetType() const
+ {
+ return FDE_XMLNODE_Element;
+ }
+ virtual CFDE_XMLNode* Clone(FX_BOOL bRecursive);
+ virtual void GetTagName(CFX_WideString &wsTag) const;
+ virtual void GetLocalTagName(CFX_WideString &wsTag) const;
+ virtual void GetNamespacePrefix(CFX_WideString &wsPrefix) const;
+ virtual void GetNamespaceURI(CFX_WideString &wsNamespace) const;
+ virtual FX_INT32 CountAttributes() const;
+ virtual FX_BOOL GetAttribute(FX_INT32 index, CFX_WideString &wsAttriName, CFX_WideString &wsAttriValue) const;
+ virtual FX_BOOL HasAttribute(FX_LPCWSTR pwsAttriName) const;
+ virtual void GetString(FX_LPCWSTR pwsAttriName, CFX_WideString &wsAttriValue, FX_LPCWSTR pwsDefValue = NULL) const;
+ virtual void SetString(const CFX_WideString &wsAttriName, const CFX_WideString &wsAttriValue);
+ virtual FX_INT32 GetInteger(FX_LPCWSTR pwsAttriName, FX_INT32 iDefValue = 0) const;
+ virtual void SetInteger(FX_LPCWSTR pwsAttriName, FX_INT32 iAttriValue);
+ virtual FX_FLOAT GetFloat(FX_LPCWSTR pwsAttriName, FX_FLOAT fDefValue = 0) const;
+ virtual void SetFloat(FX_LPCWSTR pwsAttriName, FX_FLOAT fAttriValue);
+ virtual void RemoveAttribute(FX_LPCWSTR pwsAttriName);
+ virtual void GetTextData(CFX_WideString &wsText) const;
+ virtual void SetTextData(const CFX_WideString &wsText);
+public:
+ ~CFDE_XMLElement();
+ CFX_WideString m_wsTag;
+ CFX_WideStringArray m_Attributes;
+};
+class CFDE_XMLText : public CFDE_XMLNode
+{
+public:
+ CFDE_XMLText(const CFX_WideString &wsText);
+ virtual void Release()
+ {
+ FDE_Delete this;
+ }
+ virtual FDE_XMLNODETYPE GetType() const
+ {
+ return FDE_XMLNODE_Text;
+ }
+ virtual CFDE_XMLNode* Clone(FX_BOOL bRecursive);
+ virtual void GetText(CFX_WideString &wsText) const
+ {
+ wsText = m_wsText;
+ }
+ virtual void SetText(const CFX_WideString &wsText)
+ {
+ m_wsText = wsText;
+ }
+public:
+ ~CFDE_XMLText() {}
+ CFX_WideString m_wsText;
+};
+class CFDE_XMLDeclaration : public CFDE_XMLNode
+{
+public:
+ CFDE_XMLDeclaration() : CFDE_XMLNode() { }
+};
+class CFDE_XMLCharData : public CFDE_XMLDeclaration
+{
+public:
+ CFDE_XMLCharData(const CFX_WideString &wsCData);
+
+ virtual void Release()
+ {
+ FDE_Delete this;
+ }
+ virtual FDE_XMLNODETYPE GetType() const
+ {
+ return FDE_XMLNODE_CharData;
+ }
+ virtual CFDE_XMLNode* Clone(FX_BOOL bRecursive);
+ virtual void GetCharData(CFX_WideString &wsCharData) const
+ {
+ wsCharData = m_wsCharData;
+ }
+ virtual void SetCharData(const CFX_WideString &wsCData)
+ {
+ m_wsCharData = wsCData;
+ }
+
+public:
+ ~CFDE_XMLCharData() {}
+
+ CFX_WideString m_wsCharData;
+};
+class CFDE_XMLDoc : public CFX_Target
+{
+public:
+ CFDE_XMLDoc();
+ ~CFDE_XMLDoc();
+ virtual void Release()
+ {
+ FDE_Delete this;
+ }
+ virtual FX_BOOL LoadXML(IFX_Stream *pXMLStream, FX_INT32 iXMLPlaneSize = 8192, FX_INT32 iTextDataSize = 256, FDE_LPXMLREADERHANDLER pHandler = NULL);
+ virtual FX_BOOL LoadXML(IFDE_XMLParser *pXMLParser);
+ virtual FX_INT32 DoLoad(IFX_Pause *pPause = NULL);
+ virtual void CloseXML();
+ virtual CFDE_XMLNode* GetRoot() const
+ {
+ return m_pRoot;
+ }
+ virtual void SaveXML(IFX_Stream *pXMLStream = NULL, FX_BOOL bSaveBOM = TRUE);
+ virtual void SaveXMLNode(IFX_Stream *pXMLStream, IFDE_XMLNode *pNode);
+protected:
+ IFX_Stream *m_pStream;
+ FX_INT32 m_iStatus;
+ CFDE_XMLNode *m_pRoot;
+ IFDE_XMLSyntaxParser *m_pSyntaxParser;
+ IFDE_XMLParser *m_pXMLParser;
+ void Reset(FX_BOOL bInitRoot);
+ void ReleaseParser();
+};
+typedef CFX_StackTemplate<CFDE_XMLNode*> CFDE_XMLDOMNodeStack;
+class CFDE_XMLDOMParser : public IFDE_XMLParser, public CFX_Target
+{
+public:
+ CFDE_XMLDOMParser(CFDE_XMLNode *pRoot, IFDE_XMLSyntaxParser *pParser);
+ ~CFDE_XMLDOMParser();
+
+ virtual void Release()
+ {
+ FDE_Delete this;
+ }
+ virtual FX_INT32 DoParser(IFX_Pause *pPause);
+private:
+ CFDE_XMLNode *m_pRoot;
+ IFDE_XMLSyntaxParser *m_pParser;
+ CFDE_XMLNode *m_pParent;
+ CFDE_XMLNode *m_pChild;
+ CFDE_XMLDOMNodeStack m_NodeStack;
+ CFX_WideString m_ws1;
+ CFX_WideString m_ws2;
+};
+class CFDE_XMLTAG : public CFX_Target
+{
+public:
+ CFDE_XMLTAG() : eType(FDE_XMLNODE_Unknown) {}
+ CFDE_XMLTAG(const CFDE_XMLTAG &src) : wsTagName(src.wsTagName), eType(src.eType) {}
+ CFX_WideString wsTagName;
+ FDE_XMLNODETYPE eType;
+};
+typedef CFX_ObjectStackTemplate<CFDE_XMLTAG> CFDE_XMLTagStack;
+class CFDE_XMLSAXParser : public IFDE_XMLParser, public CFX_Target
+{
+public:
+ CFDE_XMLSAXParser(FDE_LPXMLREADERHANDLER pHandler, IFDE_XMLSyntaxParser *pParser);
+ ~CFDE_XMLSAXParser();
+
+ virtual void Release()
+ {
+ FDE_Delete this;
+ }
+ virtual FX_INT32 DoParser(IFX_Pause *pPause);
+private:
+ void Push(const CFDE_XMLTAG &xmlTag);
+ void Pop();
+ FDE_LPXMLREADERHANDLER m_pHandler;
+ IFDE_XMLSyntaxParser *m_pParser;
+ CFDE_XMLTagStack m_TagStack;
+ CFDE_XMLTAG *m_pTagTop;
+ CFX_WideString m_ws1;
+ CFX_WideString m_ws2;
+};
+#ifdef _FDE_BLOCK_BUFFER
+class CFDE_BlockBuffer : public CFX_Target
+{
+public:
+ CFDE_BlockBuffer(FX_INT32 iAllocStep = 1024 * 1024);
+ ~CFDE_BlockBuffer();
+
+ FX_BOOL InitBuffer(FX_INT32 iBufferSize = 1024 * 1024);
+ FX_BOOL IsInitialized()
+ {
+ return m_iBufferSize / m_iAllocStep >= 1;
+ }
+ void ReleaseBuffer()
+ {
+ FDE_Delete this;
+ }
+ FX_LPWSTR GetAvailableBlock(FX_INT32& iIndexInBlock);
+ inline FX_INT32 GetAllocStep() const
+ {
+ return m_iAllocStep;
+ }
+ inline FX_INT32& GetDataLengthRef()
+ {
+ return m_iDataLength;
+ }
+ inline void Reset(FX_BOOL bReserveData = TRUE)
+ {
+ if (!bReserveData) {
+ m_iStartPosition = 0;
+ }
+ m_iDataLength = 0;
+ }
+ void SetTextChar(FX_INT32 iIndex, FX_WCHAR ch);
+ FX_INT32 DeleteTextChars(FX_INT32 iCount, FX_BOOL bDirection = TRUE);
+ void GetTextData(CFX_WideString& wsTextData, FX_INT32 iStart = 0, FX_INT32 iLength = -1) const;
+
+protected:
+ inline void TextDataIndex2BufIndex(const FX_INT32 iIndex, FX_INT32& iBlockIndex, FX_INT32& iInnerIndex) const;
+ void ClearBuffer();
+ CFX_PtrArray m_BlockArray;
+ FX_INT32 m_iDataLength;
+ FX_INT32 m_iBufferSize;
+ FX_INT32 m_iAllocStep;
+ FX_INT32 m_iStartPosition;
+};
+#endif
+#define FDE_XMLSYNTAXMODE_Text 0
+#define FDE_XMLSYNTAXMODE_Node 1
+#define FDE_XMLSYNTAXMODE_Target 2
+#define FDE_XMLSYNTAXMODE_Tag 3
+#define FDE_XMLSYNTAXMODE_AttriName 4
+#define FDE_XMLSYNTAXMODE_AttriEqualSign 5
+#define FDE_XMLSYNTAXMODE_AttriQuotation 6
+#define FDE_XMLSYNTAXMODE_AttriValue 7
+#define FDE_XMLSYNTAXMODE_Entity 8
+#define FDE_XMLSYNTAXMODE_EntityDecimal 9
+#define FDE_XMLSYNTAXMODE_EntityHex 10
+#define FDE_XMLSYNTAXMODE_CloseInstruction 11
+#define FDE_XMLSYNTAXMODE_BreakElement 12
+#define FDE_XMLSYNTAXMODE_CloseElement 13
+#define FDE_XMLSYNTAXMODE_SkipDeclNode 14
+#define FDE_XMLSYNTAXMODE_DeclCharData 15
+#define FDE_XMLSYNTAXMODE_SkipComment 16
+#define FDE_XMLSYNTAXMODE_SkipCommentOrDecl 17
+#define FDE_XMLSYNTAXMODE_TargetData 18
+class CFDE_XMLSyntaxParser : public IFDE_XMLSyntaxParser, public CFX_Target
+{
+public:
+ CFDE_XMLSyntaxParser();
+ ~CFDE_XMLSyntaxParser();
+ virtual void Release()
+ {
+ FDE_Delete this;
+ }
+ virtual void Init(IFX_Stream *pStream, FX_INT32 iXMLPlaneSize, FX_INT32 iTextDataSize = 256);
+ virtual FX_DWORD DoSyntaxParse();
+ virtual FX_INT32 GetStatus() const;
+ virtual FX_INT32 GetCurrentPos() const
+ {
+ return m_iParsedChars + (m_pStart - m_pBuffer);
+ }
+ virtual FX_FILESIZE GetCurrentBinaryPos() const;
+ virtual FX_INT32 GetCurrentNodeNumber() const
+ {
+ return m_iCurrentNodeNum;
+ }
+ virtual FX_INT32 GetLastNodeNumber() const
+ {
+ return m_iLastNodeNum;
+ }
+#ifdef _FDE_BLOCK_BUFFER
+ virtual void GetTargetName(CFX_WideString &wsTarget) const
+ {
+ m_BlockBuffer.GetTextData(wsTarget, 0, m_iTextDataLength);
+ }
+ virtual void GetTagName(CFX_WideString &wsTag) const
+ {
+ m_BlockBuffer.GetTextData(wsTag, 0, m_iTextDataLength);
+ }
+ virtual void GetAttributeName(CFX_WideString &wsAttriName) const
+ {
+ m_BlockBuffer.GetTextData(wsAttriName, 0, m_iTextDataLength);
+ }
+ virtual void GetAttributeValue(CFX_WideString &wsAttriValue) const
+ {
+ m_BlockBuffer.GetTextData(wsAttriValue, 0, m_iTextDataLength);
+ }
+ virtual void GetTextData(CFX_WideString &wsText) const
+ {
+ m_BlockBuffer.GetTextData(wsText, 0, m_iTextDataLength);
+ }
+ virtual void GetTargetData(CFX_WideString &wsData) const
+ {
+ m_BlockBuffer.GetTextData(wsData, 0, m_iTextDataLength);
+ }
+#else
+ virtual void GetTargetName(CFX_WideString &wsTarget) const
+ {
+ GetData(wsTarget);
+ }
+ virtual void GetTagName(CFX_WideString &wsTag) const
+ {
+ GetData(wsTag);
+ }
+ virtual void GetAttributeName(CFX_WideString &wsAttriName) const
+ {
+ GetData(wsAttriName);
+ }
+ virtual void GetAttributeValue(CFX_WideString &wsAttriValue) const
+ {
+ GetData(wsAttriValue);
+ }
+ virtual void GetTextData(CFX_WideString &wsText) const
+ {
+ GetData(wsText);
+ }
+ virtual void GetTargetData(CFX_WideString &wsData) const
+ {
+ GetData(wsData);
+ }
+#endif
+protected:
+ IFX_Stream *m_pStream;
+ FX_INT32 m_iXMLPlaneSize;
+ FX_INT32 m_iCurrentPos;
+ FX_INT32 m_iCurrentNodeNum;
+ FX_INT32 m_iLastNodeNum;
+ FX_INT32 m_iParsedChars;
+ FX_INT32 m_iParsedBytes;
+ FX_LPWSTR m_pBuffer;
+ FX_INT32 m_iBufferChars;
+ FX_BOOL m_bEOS;
+ FX_LPWSTR m_pStart;
+ FX_LPWSTR m_pEnd;
+ FDE_XMLNODE m_CurNode;
+ CFDE_XMLNodeStack m_XMLNodeStack;
+#ifdef _FDE_BLOCK_BUFFER
+ CFDE_BlockBuffer m_BlockBuffer;
+ FX_INT32 m_iAllocStep;
+ FX_INT32& m_iDataLength;
+ FX_LPWSTR m_pCurrentBlock;
+ FX_INT32 m_iIndexInBlock;
+#else
+ FX_INT32 m_iTextDataSize;
+ FX_LPWSTR m_pwsTextData;
+ FX_INT32 m_iDataPos;
+#endif
+ FX_INT32 m_iTextDataLength;
+ FX_DWORD m_dwStatus;
+ FX_DWORD m_dwMode;
+ FX_WCHAR m_wQuotationMark;
+ FX_INT32 m_iEntityStart;
+ CFX_DWordStack m_SkipStack;
+ FX_WCHAR m_SkipChar;
+ inline void ParseTextChar(FX_WCHAR ch);
+#ifndef _FDE_BLOCK_BUFFER
+ void ReallocTextDataBuffer();
+ void GetData(CFX_WideString &wsData) const;
+#endif
+};
+#endif
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