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Unified Diff: xfa/fde/xml/fde_xml_imp.h

Issue 2067253002: Cleanup XML parser code. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Review feedback Created 4 years, 6 months ago
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Index: xfa/fde/xml/fde_xml_imp.h
diff --git a/xfa/fde/xml/fde_xml_imp.h b/xfa/fde/xml/fde_xml_imp.h
index 5a0931f482d8403cd006dd7af4a845b345bf096f..b977d693d8d3ce9db5c7cc6651c7f499eb8d9453 100644
--- a/xfa/fde/xml/fde_xml_imp.h
+++ b/xfa/fde/xml/fde_xml_imp.h
@@ -11,6 +11,7 @@
#include "xfa/fde/xml/fde_xml.h"
#include "xfa/fgas/crt/fgas_memory.h"
#include "xfa/fgas/crt/fgas_stream.h"
+#include "xfa/fgas/crt/fgas_utils.h"
class CFDE_BlockBuffer;
class CFDE_XMLInstruction;
@@ -19,7 +20,6 @@ class CFDE_XMLText;
class CFDE_XMLDoc;
class CFDE_XMLDOMParser;
class CFDE_XMLParser;
-class CFDE_XMLSAXParser;
class CFDE_XMLSyntaxParser;
class CFDE_XMLNode : public CFX_Target {
@@ -40,169 +40,177 @@ class CFDE_XMLNode : public CFX_Target {
};
CFDE_XMLNode();
+ virtual ~CFDE_XMLNode();
virtual void Release() { delete this; }
virtual FDE_XMLNODETYPE GetType() const { return FDE_XMLNODE_Unknown; }
- virtual int32_t CountChildNodes() const;
- virtual CFDE_XMLNode* GetChildNode(int32_t index) const;
- virtual int32_t GetChildNodeIndex(CFDE_XMLNode* pNode) const;
- virtual CFDE_XMLNode* GetPath(const FX_WCHAR* pPath,
- int32_t iLength = -1,
- FX_BOOL bQualifiedName = TRUE) const;
- virtual int32_t InsertChildNode(CFDE_XMLNode* pNode, int32_t index = -1);
- virtual void RemoveChildNode(CFDE_XMLNode* pNode);
- virtual void DeleteChildren();
- virtual CFDE_XMLNode* GetNodeItem(CFDE_XMLNode::NodeItem eItem) const;
- virtual int32_t GetNodeLevel() const;
- virtual FX_BOOL InsertNodeItem(CFDE_XMLNode::NodeItem eItem,
- CFDE_XMLNode* pNode);
- virtual CFDE_XMLNode* RemoveNodeItem(CFDE_XMLNode::NodeItem eItem);
virtual CFDE_XMLNode* Clone(FX_BOOL bRecursive);
- virtual void SaveXMLNode(IFX_Stream* pXMLStream);
- public:
- ~CFDE_XMLNode();
+ int32_t CountChildNodes() const;
+ CFDE_XMLNode* GetChildNode(int32_t index) const;
+ int32_t GetChildNodeIndex(CFDE_XMLNode* pNode) const;
+ int32_t InsertChildNode(CFDE_XMLNode* pNode, int32_t index = -1);
+ void RemoveChildNode(CFDE_XMLNode* pNode);
+ void DeleteChildren();
void CloneChildren(CFDE_XMLNode* pClone);
+
+ CFDE_XMLNode* GetPath(const FX_WCHAR* pPath,
+ int32_t iLength = -1,
+ FX_BOOL bQualifiedName = TRUE) const;
+
+ int32_t GetNodeLevel() const;
+ CFDE_XMLNode* GetNodeItem(CFDE_XMLNode::NodeItem eItem) const;
+ FX_BOOL InsertNodeItem(CFDE_XMLNode::NodeItem eItem, CFDE_XMLNode* pNode);
+ CFDE_XMLNode* RemoveNodeItem(CFDE_XMLNode::NodeItem eItem);
+
+ void SaveXMLNode(IFX_Stream* pXMLStream);
+
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() { 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 int32_t CountAttributes() const;
- virtual FX_BOOL GetAttribute(int32_t index,
- CFX_WideString& wsAttriName,
- CFX_WideString& wsAttriValue) const;
- virtual FX_BOOL HasAttribute(const FX_WCHAR* pwsAttriName) const;
- virtual void GetString(const FX_WCHAR* pwsAttriName,
- CFX_WideString& wsAttriValue,
- const FX_WCHAR* pwsDefValue = nullptr) const;
- virtual void SetString(const CFX_WideString& wsAttriName,
- const CFX_WideString& wsAttriValue);
- virtual int32_t GetInteger(const FX_WCHAR* pwsAttriName,
- int32_t iDefValue = 0) const;
- virtual void SetInteger(const FX_WCHAR* pwsAttriName, int32_t iAttriValue);
- virtual FX_FLOAT GetFloat(const FX_WCHAR* pwsAttriName,
- FX_FLOAT fDefValue = 0) const;
- virtual void SetFloat(const FX_WCHAR* pwsAttriName, FX_FLOAT fAttriValue);
- virtual void RemoveAttribute(const FX_WCHAR* pwsAttriName);
- virtual int32_t CountData() const;
- virtual FX_BOOL GetData(int32_t index, CFX_WideString& wsData) const;
- virtual void AppendData(const CFX_WideString& wsData);
- virtual void RemoveData(int32_t index);
+ ~CFDE_XMLInstruction() override {}
+
+ // CFDE_XMLNode
+ void Release() override { delete this; }
+ FDE_XMLNODETYPE GetType() const override { return FDE_XMLNODE_Instruction; }
+ CFDE_XMLNode* Clone(FX_BOOL bRecursive) override;
+
+ void GetTargetName(CFX_WideString& wsTarget) const { wsTarget = m_wsTarget; }
+ int32_t CountAttributes() const;
+ FX_BOOL GetAttribute(int32_t index,
+ CFX_WideString& wsAttriName,
+ CFX_WideString& wsAttriValue) const;
+ FX_BOOL HasAttribute(const FX_WCHAR* pwsAttriName) const;
+ void GetString(const FX_WCHAR* pwsAttriName,
+ CFX_WideString& wsAttriValue,
+ const FX_WCHAR* pwsDefValue = nullptr) const;
+ void SetString(const CFX_WideString& wsAttriName,
+ const CFX_WideString& wsAttriValue);
+ int32_t GetInteger(const FX_WCHAR* pwsAttriName, int32_t iDefValue = 0) const;
+ void SetInteger(const FX_WCHAR* pwsAttriName, int32_t iAttriValue);
+ FX_FLOAT GetFloat(const FX_WCHAR* pwsAttriName, FX_FLOAT fDefValue = 0) const;
+ void SetFloat(const FX_WCHAR* pwsAttriName, FX_FLOAT fAttriValue);
+ void RemoveAttribute(const FX_WCHAR* pwsAttriName);
+ int32_t CountData() const;
+ FX_BOOL GetData(int32_t index, CFX_WideString& wsData) const;
+ void AppendData(const CFX_WideString& wsData);
+ void RemoveData(int32_t 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() { 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 int32_t CountAttributes() const;
- virtual FX_BOOL GetAttribute(int32_t index,
- CFX_WideString& wsAttriName,
- CFX_WideString& wsAttriValue) const;
- virtual FX_BOOL HasAttribute(const FX_WCHAR* pwsAttriName) const;
- virtual void GetString(const FX_WCHAR* pwsAttriName,
- CFX_WideString& wsAttriValue,
- const FX_WCHAR* pwsDefValue = nullptr) const;
- virtual void SetString(const CFX_WideString& wsAttriName,
- const CFX_WideString& wsAttriValue);
- virtual int32_t GetInteger(const FX_WCHAR* pwsAttriName,
- int32_t iDefValue = 0) const;
- virtual void SetInteger(const FX_WCHAR* pwsAttriName, int32_t iAttriValue);
- virtual FX_FLOAT GetFloat(const FX_WCHAR* pwsAttriName,
- FX_FLOAT fDefValue = 0) const;
- virtual void SetFloat(const FX_WCHAR* pwsAttriName, FX_FLOAT fAttriValue);
- virtual void RemoveAttribute(const FX_WCHAR* pwsAttriName);
- virtual void GetTextData(CFX_WideString& wsText) const;
- virtual void SetTextData(const CFX_WideString& wsText);
+ ~CFDE_XMLElement() override;
+
+ // CFDE_XMLNode
+ void Release() override { delete this; }
+ FDE_XMLNODETYPE GetType() const override { return FDE_XMLNODE_Element; }
+ CFDE_XMLNode* Clone(FX_BOOL bRecursive) override;
+
+ void GetTagName(CFX_WideString& wsTag) const;
+ void GetLocalTagName(CFX_WideString& wsTag) const;
+
+ void GetNamespacePrefix(CFX_WideString& wsPrefix) const;
+ void GetNamespaceURI(CFX_WideString& wsNamespace) const;
+
+ int32_t CountAttributes() const;
+ FX_BOOL GetAttribute(int32_t index,
+ CFX_WideString& wsAttriName,
+ CFX_WideString& wsAttriValue) const;
+ FX_BOOL HasAttribute(const FX_WCHAR* pwsAttriName) const;
+ void RemoveAttribute(const FX_WCHAR* pwsAttriName);
+
+ void GetString(const FX_WCHAR* pwsAttriName,
+ CFX_WideString& wsAttriValue,
+ const FX_WCHAR* pwsDefValue = nullptr) const;
+ void SetString(const CFX_WideString& wsAttriName,
+ const CFX_WideString& wsAttriValue);
+
+ int32_t GetInteger(const FX_WCHAR* pwsAttriName, int32_t iDefValue = 0) const;
+ void SetInteger(const FX_WCHAR* pwsAttriName, int32_t iAttriValue);
+
+ FX_FLOAT GetFloat(const FX_WCHAR* pwsAttriName, FX_FLOAT fDefValue = 0) const;
+ void SetFloat(const FX_WCHAR* pwsAttriName, FX_FLOAT fAttriValue);
+
+ void GetTextData(CFX_WideString& wsText) const;
+ 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() { 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; }
+ ~CFDE_XMLText() override {}
+
+ // CFDE_XMLNode
+ void Release() override { delete this; }
+ FDE_XMLNODETYPE GetType() const override { return FDE_XMLNODE_Text; }
+ CFDE_XMLNode* Clone(FX_BOOL bRecursive) override;
+
+ void GetText(CFX_WideString& wsText) const { wsText = m_wsText; }
+ 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() {}
+ ~CFDE_XMLDeclaration() override {}
};
+
class CFDE_XMLCharData : public CFDE_XMLDeclaration {
public:
CFDE_XMLCharData(const CFX_WideString& wsCData);
+ ~CFDE_XMLCharData() override {}
- virtual void Release() { 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 {
+ void Release() override { delete this; }
+ FDE_XMLNODETYPE GetType() const override { return FDE_XMLNODE_CharData; }
+ CFDE_XMLNode* Clone(FX_BOOL bRecursive) override;
+
+ void GetCharData(CFX_WideString& wsCharData) const {
wsCharData = m_wsCharData;
}
- virtual void SetCharData(const CFX_WideString& wsCData) {
- m_wsCharData = wsCData;
- }
-
- public:
- ~CFDE_XMLCharData() {}
+ void SetCharData(const CFX_WideString& wsCData) { m_wsCharData = wsCData; }
CFX_WideString m_wsCharData;
};
+
class CFDE_XMLDoc : public CFX_Target {
public:
CFDE_XMLDoc();
- ~CFDE_XMLDoc();
- virtual void Release() { delete this; }
- virtual FX_BOOL LoadXML(IFX_Stream* pXMLStream,
- int32_t iXMLPlaneSize = 8192,
- int32_t iTextDataSize = 256,
- FDE_XMLREADERHANDLER* pHandler = nullptr);
- virtual FX_BOOL LoadXML(CFDE_XMLParser* pXMLParser);
- virtual int32_t DoLoad(IFX_Pause* pPause = nullptr);
- virtual void CloseXML();
- virtual CFDE_XMLNode* GetRoot() const { return m_pRoot; }
- virtual void SaveXML(IFX_Stream* pXMLStream = nullptr,
- FX_BOOL bSaveBOM = TRUE);
- virtual void SaveXMLNode(IFX_Stream* pXMLStream, CFDE_XMLNode* pNode);
+ ~CFDE_XMLDoc() override;
+
+ void Release() { delete this; }
+ FX_BOOL LoadXML(CFDE_XMLParser* pXMLParser);
+ int32_t DoLoad(IFX_Pause* pPause = nullptr);
+ void CloseXML();
+ CFDE_XMLNode* GetRoot() const { return m_pRoot; }
+ void SaveXML(IFX_Stream* pXMLStream = nullptr, FX_BOOL bSaveBOM = TRUE);
+ void SaveXMLNode(IFX_Stream* pXMLStream, CFDE_XMLNode* pNode);
protected:
+ void Reset(FX_BOOL bInitRoot);
+ void ReleaseParser();
+
IFX_Stream* m_pStream;
int32_t m_iStatus;
CFDE_XMLNode* m_pRoot;
CFDE_XMLSyntaxParser* m_pSyntaxParser;
CFDE_XMLParser* m_pXMLParser;
- void Reset(FX_BOOL bInitRoot);
- void ReleaseParser();
};
-typedef CFX_StackTemplate<CFDE_XMLNode*> CFDE_XMLDOMNodeStack;
class CFDE_XMLParser {
public:
@@ -212,51 +220,6 @@ class CFDE_XMLParser {
virtual int32_t DoParser(IFX_Pause* pPause) = 0;
};
-class CFDE_XMLDOMParser : public CFDE_XMLParser, public CFX_Target {
- public:
- CFDE_XMLDOMParser(CFDE_XMLNode* pRoot, CFDE_XMLSyntaxParser* pParser);
- ~CFDE_XMLDOMParser();
-
- virtual void Release() { delete this; }
- virtual int32_t DoParser(IFX_Pause* pPause);
-
- private:
- CFDE_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 CFDE_XMLParser, public CFX_Target {
- public:
- CFDE_XMLSAXParser(FDE_XMLREADERHANDLER* pHandler,
- CFDE_XMLSyntaxParser* pParser);
- ~CFDE_XMLSAXParser();
-
- virtual void Release() { delete this; }
- virtual int32_t DoParser(IFX_Pause* pPause);
-
- private:
- void Push(const CFDE_XMLTAG& xmlTag);
- void Pop();
- FDE_XMLREADERHANDLER* m_pHandler;
- CFDE_XMLSyntaxParser* m_pParser;
- CFDE_XMLTagStack m_TagStack;
- CFDE_XMLTAG* m_pTagTop;
- CFX_WideString m_ws1;
- CFX_WideString m_ws2;
-};
-
class CFDE_BlockBuffer : public CFX_Target {
public:
CFDE_BlockBuffer(int32_t iAllocStep = 1024 * 1024);
@@ -285,6 +248,7 @@ class CFDE_BlockBuffer : public CFX_Target {
int32_t& iBlockIndex,
int32_t& iInnerIndex) const;
void ClearBuffer();
+
CFX_ArrayTemplate<FX_WCHAR*> m_BlockArray;
int32_t m_iDataLength;
int32_t m_iBufferSize;
@@ -296,11 +260,14 @@ class CFDE_XMLSyntaxParser : public CFX_Target {
public:
CFDE_XMLSyntaxParser();
~CFDE_XMLSyntaxParser();
+
void Release() { delete this; }
void Init(IFX_Stream* pStream,
int32_t iXMLPlaneSize,
int32_t iTextDataSize = 256);
+
FDE_XmlSyntaxResult DoSyntaxParse();
+
int32_t GetStatus() const;
int32_t GetCurrentPos() const {
return m_iParsedChars + (m_pStart - m_pBuffer);
@@ -352,6 +319,8 @@ class CFDE_XMLSyntaxParser : public CFX_Target {
TargetData
};
+ void ParseTextChar(FX_WCHAR ch);
+
IFX_Stream* m_pStream;
int32_t m_iXMLPlaneSize;
int32_t m_iCurrentPos;
@@ -365,7 +334,7 @@ class CFDE_XMLSyntaxParser : public CFX_Target {
FX_WCHAR* m_pStart;
FX_WCHAR* m_pEnd;
FDE_XMLNODE m_CurNode;
- CFDE_XMLNodeStack m_XMLNodeStack;
+ CFX_StackTemplate<FDE_XMLNODE> m_XMLNodeStack;
CFDE_BlockBuffer m_BlockBuffer;
int32_t m_iAllocStep;
int32_t& m_iDataLength;
@@ -378,7 +347,6 @@ class CFDE_XMLSyntaxParser : public CFX_Target {
int32_t m_iEntityStart;
CFX_DWordStack m_SkipStack;
FX_WCHAR m_SkipChar;
- inline void ParseTextChar(FX_WCHAR ch);
};
#endif // XFA_FDE_XML_FDE_XML_IMP_H_
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