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Diffstat (limited to 'xfa/fde/xml/fde_xml.h')
| -rw-r--r-- | xfa/fde/xml/fde_xml.h | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/xfa/fde/xml/fde_xml.h b/xfa/fde/xml/fde_xml.h new file mode 100644 index 0000000000..757ebf9be8 --- /dev/null +++ b/xfa/fde/xml/fde_xml.h @@ -0,0 +1,226 @@ +// 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 XFA_FDE_XML_FDE_XML_H_ +#define XFA_FDE_XML_FDE_XML_H_ + +#include "xfa/fgas/crt/fgas_stream.h" +#include "xfa/fgas/crt/fgas_utils.h" + +class IFDE_XMLNode; +class IFDE_XMLInstruction; +class IFDE_XMLDeclaration; +class IFDE_XMLElement; +class IFDE_XMLText; +class IFDE_XMLDoc; +class IFDE_XMLParser; +class IFDE_XMLSyntaxParser; + +enum FDE_XMLNODETYPE { + FDE_XMLNODE_Unknown = 0, + FDE_XMLNODE_Instruction, + FDE_XMLNODE_Element, + FDE_XMLNODE_Text, + FDE_XMLNODE_CharData, +}; + +struct FDE_XMLNODE { + int32_t iNodeNum; + FDE_XMLNODETYPE eNodeType; +}; +typedef CFX_StackTemplate<FDE_XMLNODE> CFDE_XMLNodeStack; + +FX_BOOL FDE_IsXMLValidChar(FX_WCHAR ch); +FX_BOOL FDE_IsXMLWhiteSpace(FX_WCHAR ch); +FX_BOOL FDE_IsXMLNameChar(FX_WCHAR ch, FX_BOOL bFirstChar); + +class IFDE_XMLNode { + public: + virtual ~IFDE_XMLNode() {} + virtual void Release() = 0; + virtual FDE_XMLNODETYPE GetType() const = 0; + virtual int32_t CountChildNodes() const = 0; + virtual IFDE_XMLNode* GetChildNode(int32_t index) const = 0; + virtual int32_t GetChildNodeIndex(IFDE_XMLNode* pNode) const = 0; + virtual IFDE_XMLNode* GetPath(const FX_WCHAR* pPath, + int32_t iLength = -1, + FX_BOOL bQualifiedName = TRUE) const = 0; + virtual int32_t InsertChildNode(IFDE_XMLNode* pNode, int32_t index = -1) = 0; + virtual void RemoveChildNode(IFDE_XMLNode* pNode) = 0; + virtual void DeleteChildren() = 0; + enum NodeItem { + Root = 0, + Parent, + FirstSibling, + PriorSibling, + NextSibling, + LastSibling, + FirstNeighbor, + PriorNeighbor, + NextNeighbor, + LastNeighbor, + FirstChild, + LastChild + }; + virtual IFDE_XMLNode* GetNodeItem(NodeItem eItem) const = 0; + virtual int32_t GetNodeLevel() const = 0; + virtual FX_BOOL InsertNodeItem(IFDE_XMLNode::NodeItem eItem, + IFDE_XMLNode* pNode) = 0; + virtual IFDE_XMLNode* RemoveNodeItem(IFDE_XMLNode::NodeItem eItem) = 0; + virtual IFDE_XMLNode* Clone(FX_BOOL bRecursive) = 0; + virtual void SaveXMLNode(IFX_Stream* pXMLStream) = 0; +}; +class IFDE_XMLInstruction : public IFDE_XMLNode { + public: + static IFDE_XMLInstruction* Create(const CFX_WideString& wsTarget); + virtual void GetTargetName(CFX_WideString& wsTarget) const = 0; + virtual int32_t CountAttributes() const = 0; + virtual FX_BOOL GetAttribute(int32_t index, + CFX_WideString& wsAttriName, + CFX_WideString& wsAttriValue) const = 0; + virtual FX_BOOL HasAttribute(const FX_WCHAR* pwsAttriName) const = 0; + virtual void GetString(const FX_WCHAR* pwsAttriName, + CFX_WideString& wsAttriValue, + const FX_WCHAR* pwsDefValue = NULL) const = 0; + virtual void SetString(const CFX_WideString& wsAttriName, + const CFX_WideString& wsAttriValue) = 0; + virtual int32_t GetInteger(const FX_WCHAR* pwsAttriName, + int32_t iDefValue = 0) const = 0; + virtual void SetInteger(const FX_WCHAR* pwsAttriName, + int32_t iAttriValue) = 0; + virtual FX_FLOAT GetFloat(const FX_WCHAR* pwsAttriName, + FX_FLOAT fDefValue = 0) const = 0; + virtual void SetFloat(const FX_WCHAR* pwsAttriName, FX_FLOAT fAttriValue) = 0; + virtual void RemoveAttribute(const FX_WCHAR* pwsAttriName) = 0; + virtual int32_t CountData() const = 0; + virtual FX_BOOL GetData(int32_t index, CFX_WideString& wsData) const = 0; + virtual void AppendData(const CFX_WideString& wsData) = 0; + virtual void RemoveData(int32_t index) = 0; +}; +class IFDE_XMLElement : public IFDE_XMLNode { + public: + static IFDE_XMLElement* Create(const CFX_WideString& wsTag); + virtual void GetTagName(CFX_WideString& wsTag) const = 0; + virtual void GetLocalTagName(CFX_WideString& wsTag) const = 0; + virtual void GetNamespacePrefix(CFX_WideString& wsPrefix) const = 0; + virtual void GetNamespaceURI(CFX_WideString& wsNamespace) const = 0; + virtual int32_t CountAttributes() const = 0; + virtual FX_BOOL GetAttribute(int32_t index, + CFX_WideString& wsAttriName, + CFX_WideString& wsAttriValue) const = 0; + virtual FX_BOOL HasAttribute(const FX_WCHAR* pwsAttriName) const = 0; + virtual void GetString(const FX_WCHAR* pwsAttriName, + CFX_WideString& wsAttriValue, + const FX_WCHAR* pwsDefValue = NULL) const = 0; + virtual void SetString(const CFX_WideString& wsAttriName, + const CFX_WideString& wsAttriValue) = 0; + virtual int32_t GetInteger(const FX_WCHAR* pwsAttriName, + int32_t iDefValue = 0) const = 0; + virtual void SetInteger(const FX_WCHAR* pwsAttriName, + int32_t iAttriValue) = 0; + virtual FX_FLOAT GetFloat(const FX_WCHAR* pwsAttriName, + FX_FLOAT fDefValue = 0) const = 0; + virtual void SetFloat(const FX_WCHAR* pwsAttriName, FX_FLOAT fAttriValue) = 0; + virtual void RemoveAttribute(const FX_WCHAR* pwsAttriName) = 0; + virtual void GetTextData(CFX_WideString& wsText) const = 0; + virtual void SetTextData(const CFX_WideString& wsText) = 0; +}; +class IFDE_XMLText : public IFDE_XMLNode { + public: + static IFDE_XMLText* Create(const CFX_WideString& wsText); + virtual void GetText(CFX_WideString& wsText) const = 0; + virtual void SetText(const CFX_WideString& wsText) = 0; +}; +class IFDE_XMLDeclaration : public IFDE_XMLNode { + public: +}; +class IFDE_XMLCharData : public IFDE_XMLDeclaration { + public: + static IFDE_XMLCharData* Create(const CFX_WideString& wsCData); + virtual ~IFDE_XMLCharData() {} + + virtual void GetCharData(CFX_WideString& wsCData) const = 0; + virtual void SetCharData(const CFX_WideString& wsCData) = 0; +}; + +struct FDE_XMLREADERHANDLER { + void* pData; + void (*OnTagEnter)(FDE_XMLREADERHANDLER* pThis, + FDE_XMLNODETYPE eType, + const CFX_WideString& wsTagName); + void (*OnTagBreak)(FDE_XMLREADERHANDLER* pThis, + const CFX_WideString& wsTagName); + void (*OnTagClose)(FDE_XMLREADERHANDLER* pThis, + const CFX_WideString& wsTagName); + void (*OnAttribute)(FDE_XMLREADERHANDLER* pThis, + const CFX_WideString& wsName, + const CFX_WideString& wsValue); + void (*OnData)(FDE_XMLREADERHANDLER* pThis, + FDE_XMLNODETYPE eType, + const CFX_WideString& wsValue); +}; + +class IFDE_XMLDoc { + public: + static IFDE_XMLDoc* Create(); + virtual ~IFDE_XMLDoc() {} + virtual void Release() = 0; + virtual FX_BOOL LoadXML(IFX_Stream* pXMLStream, + int32_t iXMLPlaneSize = 8192, + int32_t iTextDataSize = 256, + FDE_XMLREADERHANDLER* pHandler = NULL) = 0; + virtual FX_BOOL LoadXML(IFDE_XMLParser* pXMLParser) = 0; + virtual int32_t DoLoad(IFX_Pause* pPause = NULL) = 0; + virtual void CloseXML() = 0; + virtual IFDE_XMLNode* GetRoot() const = 0; + virtual void SaveXML(IFX_Stream* pXMLStream = NULL, + FX_BOOL bSaveBOM = TRUE) = 0; + virtual void SaveXMLNode(IFX_Stream* pXMLStream, IFDE_XMLNode* pNode) = 0; +}; +class IFDE_XMLParser { + public: + virtual ~IFDE_XMLParser() {} + virtual void Release() = 0; + virtual int32_t DoParser(IFX_Pause* pPause) = 0; +}; +#define FDE_XMLSYNTAXSTATUS_None 0x00 +#define FDE_XMLSYNTAXSTATUS_InstructionOpen 0x01 +#define FDE_XMLSYNTAXSTATUS_InstructionClose 0x02 +#define FDE_XMLSYNTAXSTATUS_ElementOpen 0x03 +#define FDE_XMLSYNTAXSTATUS_ElementBreak 0x04 +#define FDE_XMLSYNTAXSTATUS_ElementClose 0x05 +#define FDE_XMLSYNTAXSTATUS_TargetName 0x06 +#define FDE_XMLSYNTAXSTATUS_TagName 0x07 +#define FDE_XMLSYNTAXSTATUS_AttriName 0x08 +#define FDE_XMLSYNTAXSTATUS_AttriValue 0x09 +#define FDE_XMLSYNTAXSTATUS_Text 0x0A +#define FDE_XMLSYNTAXSTATUS_CData 0x0B +#define FDE_XMLSYNTAXSTATUS_TargetData 0x0C +#define FDE_XMLSYNTAXSTATUS_Error 0xFE +#define FDE_XMLSYNTAXSTATUS_EOS 0xFF +class IFDE_XMLSyntaxParser { + public: + static IFDE_XMLSyntaxParser* Create(); + virtual ~IFDE_XMLSyntaxParser() {} + virtual void Release() = 0; + virtual void Init(IFX_Stream* pStream, + int32_t iXMLPlaneSize, + int32_t iTextDataSize = 256) = 0; + virtual FX_DWORD DoSyntaxParse() = 0; + virtual int32_t GetStatus() const = 0; + virtual int32_t GetCurrentPos() const = 0; + virtual FX_FILESIZE GetCurrentBinaryPos() const = 0; + virtual int32_t GetCurrentNodeNumber() const = 0; + virtual int32_t GetLastNodeNumber() const = 0; + virtual void GetTargetName(CFX_WideString& wsTarget) const = 0; + virtual void GetTagName(CFX_WideString& wsTag) const = 0; + virtual void GetAttributeName(CFX_WideString& wsAttriName) const = 0; + virtual void GetAttributeValue(CFX_WideString& wsAttriValue) const = 0; + virtual void GetTextData(CFX_WideString& wsText) const = 0; + virtual void GetTargetData(CFX_WideString& wsData) const = 0; +}; + +#endif // XFA_FDE_XML_FDE_XML_H_ |