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302 lines
9.8 KiB
302 lines
9.8 KiB
/////////////////////////////////////////////////////////////////////////////////
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//
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// fusion\xmlparser\XMLParser.hxx
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//
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/////////////////////////////////////////////////////////////////////////////////
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#ifndef _FUSION_XMLPARSER__XMLPARSER_H_INCLUDE_
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#define _FUSION_XMLPARSER__XMLPARSER_H_INCLUDE_
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#pragma once
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#include <ole2.h>
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#include <xmlparser.h>
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#include "xmlhelper.hxx"
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class XMLStream;
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typedef _reference<IXMLParser> RXMLParser;
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typedef _reference<IXMLNodeFactory> RNodeFactory;
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typedef _reference<IUnknown> RUnknown;
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typedef _reference<IBindStatusCallback> RIBindStatusCallback;
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#include "encodingstream.hxx"
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#include "_rawstack.hxx"
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//#define XMLFLAG_RUNBUFFERONLY 0x1000
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//------------------------------------------------------------------------
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// An internal Parser IID so that DTDNodeFactory can call internal methods.
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const IID IID_Parser = {0xa79b04fe,0x8b3c,0x11d2,{0x9c, 0xd3,0x00,0x60,0xb0,0xec,0x3d,0x30}};
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class XMLParser : public _unknown<IXMLParser, &IID_IXMLParser>
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{
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public:
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XMLParser();
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~XMLParser();
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// ======= IUnknown override ============================
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virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void ** ppvObject);
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virtual ULONG STDMETHODCALLTYPE AddRef(void);
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virtual ULONG STDMETHODCALLTYPE Release(void);
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// ====== IXMLNodeSource methods ========================
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virtual HRESULT STDMETHODCALLTYPE SetFactory(
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/* [in] */ IXMLNodeFactory __RPC_FAR *pNodeFactory);
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virtual HRESULT STDMETHODCALLTYPE GetFactory(
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/* [out] */ IXMLNodeFactory** ppNodeFactory);
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virtual HRESULT STDMETHODCALLTYPE Abort(
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/* [in] */ BSTR bstrErrorInfo);
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virtual ULONG STDMETHODCALLTYPE GetLineNumber(void);
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virtual ULONG STDMETHODCALLTYPE GetLinePosition(void);
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virtual ULONG STDMETHODCALLTYPE GetAbsolutePosition(void);
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virtual HRESULT STDMETHODCALLTYPE GetLineBuffer(
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/* [out] */ const WCHAR **ppwcBuf,
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/* [out] */ ULONG *pulLen,
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/* [out] */ ULONG *pulStartPos);
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virtual HRESULT STDMETHODCALLTYPE GetLastError(void);
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virtual HRESULT STDMETHODCALLTYPE GetErrorInfo(/* [out] */ BSTR *pbstrErrorInfo)
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{
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ASSERT_NTC(FALSE);
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UNUSED(pbstrErrorInfo);
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return E_NOTIMPL;
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}
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virtual ULONG STDMETHODCALLTYPE GetFlags() {
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return 0;
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}
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virtual HRESULT STDMETHODCALLTYPE GetURL(
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/* [out] */ const WCHAR **ppwcBuf) {
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UNUSED(ppwcBuf);
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return E_NOTIMPL;
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}
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// ====== IXMLParser methods ==============================
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virtual HRESULT STDMETHODCALLTYPE SetURL(
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/* [in] */ const WCHAR* pszBaseUrl,
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/* [in] */ const WCHAR* pszRelativeUrl,
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/* [in] */ BOOL async) {
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UNUSED(pszBaseUrl);
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UNUSED(pszRelativeUrl);
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UNUSED(async);
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE Load(
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/* [in] */ BOOL fFullyAvailable,
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/* [in] */ IMoniker *pimkName,
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/* [in] */ LPBC pibc,
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/* [in] */ DWORD grfMode) {
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UNUSED(fFullyAvailable);
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UNUSED(pimkName);
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UNUSED(pibc);
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UNUSED(grfMode);
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE SetInput(
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/* [in] */ IUnknown*pStm);
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virtual HRESULT STDMETHODCALLTYPE PushData(
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/* [in] */ const char *pData,
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/* [in] */ ULONG ulChars,
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/* [in] */ BOOL bLastBuffer);
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virtual HRESULT STDMETHODCALLTYPE LoadEntity(
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/* [in] */ const WCHAR* pszBaseUrl,
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/* [in] */ const WCHAR* pszRelativeUrl,
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/* [in] */ BOOL fpe) {
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UNUSED(pszBaseUrl);
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UNUSED(pszRelativeUrl);
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UNUSED(fpe);
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE ParseEntity(
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/* [in] */ const WCHAR* pwcText,
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/* [in] */ ULONG ulLen,
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/* [in] */ BOOL fpe){
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UNUSED(pwcText);
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UNUSED(ulLen);
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UNUSED(fpe);
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE ExpandEntity(
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/* [in] */ const WCHAR* pwcText,
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/* [in] */ ULONG ulLen) {
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UNUSED(pwcText);
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UNUSED(ulLen);
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE SetRoot(
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/* [in] */ PVOID pRoot) {
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UNUSED(pRoot);
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE GetRoot(
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/* [in] */ PVOID __RPC_FAR *ppRoot){
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UNUSED(ppRoot);
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE Run(
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/* [in] */ long lChars);
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virtual HRESULT STDMETHODCALLTYPE GetParserState(void) ;
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virtual HRESULT STDMETHODCALLTYPE Suspend(void) ;
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virtual HRESULT STDMETHODCALLTYPE Reset(void) ;
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virtual HRESULT STDMETHODCALLTYPE SetFlags(
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/* [in] */ ULONG iFlags) {
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UNUSED(iFlags);
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE LoadDTD(
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/* [in] */ const WCHAR * pszBaseUrl,
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/* [in] */ const WCHAR * pszRelativeUrl){
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UNUSED(pszBaseUrl);
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UNUSED(pszRelativeUrl);
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE SetSecureBaseURL(
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/* [in] */ const WCHAR* pszBaseUrl){
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UNUSED(pszBaseUrl);
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE GetSecureBaseURL(
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/* [out] */ const WCHAR ** ppwcBuf){
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UNUSED(ppwcBuf);
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return E_NOTIMPL;
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}
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// ======= internal only methods for Parser
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HRESULT ErrorCallback(HRESULT hr);
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HRESULT HrInitialize();
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private:
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HRESULT PushTokenizer();
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HRESULT PushDownload(XMLStream* tokenizer);
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HRESULT PopDownload();
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XMLStream* _pTokenizer;
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PVOID _pRoot;
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HRESULT _fLastError;
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BSTR _bstrError;
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bool _fWaiting;
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bool _fSuspended;
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bool _fStopped;
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bool _fStarted;
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bool _fInXmlDecl;
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bool _fFoundEncoding;
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USHORT _usFlags;
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bool _fCaseInsensitive;
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//bool _fTokenizerChanged; // used in DTD, tokenizer may change in DTD file
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bool _fGotVersion; // used in XML_VERSION
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long _fRunEntryCount; // used in Run(), counting how many is running the Parsing-While
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//bool _fInLoading; // used in PushURL(), Load(), HandleData(),
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bool _fInsideRun; // used in Run()
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bool _fFoundRoot;
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//bool _fSeenDocType; // used in DTD
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bool _fRootLevel; // whether we are at the root level in document.
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bool _fFoundNonWS;
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bool _fPendingBeginChildren;
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bool _fPendingEndChildren;
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//BSTR _fAttemptedURL; // used in PushURL(), Load(), GetErrorInfo();
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struct Download
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{
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XMLStream* _pTokenizer;
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//RURLStream _pURLStream;
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REncodingStream _pEncodingStream;
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bool _fAsync;
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bool _fDTD;
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bool _fEntity;
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bool _fPEReference;
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bool _fFoundNonWS;
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bool _fFoundRoot; // saved values in case we're downloading a schema
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bool _fSeenDocType;
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bool _fRootLevel; // whether we are at the root level in document.
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int _fDepth; // current depth of stack.
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};
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_rawstack<Download> _pDownloads;
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Download* _pdc; // current download.
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// the Context struct contains members that map to the XML_NODE_INFO struct
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// defined in xmlparser.idl so that we can pass the contents of the Context
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// as a XML_NODE_INFO* pointer in BeginChildren, EndChildren and Error.
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typedef struct _MY_XML_NODE_INFO : public XML_NODE_INFO
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{
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WCHAR* _pwcTagName; // saved tag name
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ULONG _ulBufLen;
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} MY_XML_NODE_INFO;
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typedef MY_XML_NODE_INFO* PMY_XML_NODE_INFO;
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_rawstack<MY_XML_NODE_INFO> _pStack;
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long _lCurrentElement;
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PMY_XML_NODE_INFO _pCurrent;
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USHORT _cAttributes; // count of attributes on stack.
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// And we need a contiguous array of pointers to the XML_NODE_INFO
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// structs for CreateNode.
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PMY_XML_NODE_INFO* _paNodeInfo;
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USHORT _cNodeInfoAllocated;
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USHORT _cNodeInfoCurrent;
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PVOID _pNode; // current node (== pCurrent->pNode OR _pRoot).
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// Push saves this factory in the context and pop restores it
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// from the context.
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RNodeFactory _pFactory; // current factory (!= pCurrent->pParentFactory).
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HRESULT push(XML_NODE_INFO& info);
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HRESULT pushAttribute(XML_NODE_INFO& info);
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HRESULT pushAttributeValue(XML_NODE_INFO& info);
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HRESULT pop(const WCHAR* tag, ULONG len);
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HRESULT pop();
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HRESULT popAttributes();
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void popAttribute();
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HRESULT popDTDAttribute() { return E_NOTIMPL; }
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HRESULT CopyContext();
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HRESULT CopyText(PMY_XML_NODE_INFO pNodeInfo);
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HRESULT ReportUnclosedTags(int index);
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HRESULT GrowBuffer(PMY_XML_NODE_INFO pNodeInfo, long newlen);
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HRESULT GrowNodeInfo();
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HRESULT init();
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HRESULT PushStream(IStream* pStm, bool fpe);
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DWORD _dwSafetyOptions;
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};
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#endif // _FUSION_XMLPARSER__XMLPARSER_H_INCLUDE_
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