Leaked source code of windows server 2003
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//-----------------------------------------------------------------------------
//
// Copyright (C) Microsoft Corporation, 1996 - 2000.
//
// File: ixsinfo.hxx
//
// Author:
// 1/24 benholz
//
// Description:
// This files describes the query information that is passed from the
// browser.
//
// History:
// 4/22/96 benholz added query form parsing; removed old stuff
// 7/11/96 bobp added sort/group/match null
// 3/19/97 AlanW modified for IXSSO
//
//-----------------------------------------------------------------------------
#pragma once
// Operator for connecting Cn On Qn terms
#define IMPLIED_QUERY_TERM_OPERATOR L" &"
//-----------------------------------------------------------------------------
// Stucture Info
//-----------------------------------------------------------------------------
// Table of argument strings for http query from browser
typedef enum _QUERYTAGENUM {
qtUnknownTag, //signal an error for unknown tags
qtQuery,
qtColumn,
qtOperator,
qtCatalog,
qtDialect,
qtQueryFullText,
qtStartHit,
qtMaxHits,
qtSort,
qtSortDown,
qtGroup,
qtGroupDown,
qtAllowEnumeration,
qtOptimizeFor,
qtMaxTag,
qtFirstRows //highest enum value
} QUERYTAGTYPE;
typedef struct _QUERYTAGENTRY {
DWORD dwTagName;
QUERYTAGTYPE qtQueryTagType;
} QUERYTAGENTRY;
const QUERYTAGENTRY aQueryTagTable[] = {
'Q', qtQuery,
'C', qtColumn,
'O', qtOperator,
'QU', qtQueryFullText,
'SO', qtSort,
'SD', qtSortDown,
'GR', qtGroup,
'GD', qtGroupDown,
'MH', qtMaxHits,
'CT', qtCatalog,
'DI', qtDialect,
'SH', qtStartHit,
'AE', qtAllowEnumeration,
'OP', qtOptimizeFor,
// 'MT', qtMaxTime,
// 'DS', qtDateStart,
// 'DE', qtDateEnd,
// 'NL', qtMatchNull,
// 'IM', qtIndexSequenceMarker,
'FR', qtFirstRows,
};
const unsigned cQueryTagTable = sizeof aQueryTagTable / sizeof aQueryTagTable[0];
class CQueryInfo
{
public:
CQueryInfo() :
_xpQuery(0),
_xpSort(0),
_xpGroup(0),
_xpCatalog(0),
_xpDialect(0),
_aQueryCol(10),
_aQueryOp(10),
_aQueryVal(10),
_aStartHit(0),
_maxHits(0),
_cFirstRows(0),
_fAllowEnumeration(FALSE),
_fSetAllowEnumeration(FALSE),
_dwOptimizeFor(eOptHitCount) { }
~CQueryInfo() { }
void SetQueryParameter( WCHAR const * pwszTag,
XPtrST<WCHAR> & pwszValue );
void MakeFinalQueryString();
// Private member access functions
WCHAR * GetQuery() { return _xpQuery.GetPointer(); }
WCHAR * GetSort() { return _xpSort.GetPointer(); }
WCHAR * GetGroup() { return _xpGroup.GetPointer(); }
WCHAR * GetCatalog() { return _xpCatalog.GetPointer(); }
WCHAR * GetDialect() { return _xpDialect.GetPointer(); }
CDynArrayInPlace<LONG> & GetStartHit() { return _aStartHit; }
LONG GetMaxHits() { return _maxHits; }
LONG GetFirstRows() { return _cFirstRows; }
BOOL WasAllowEnumSet() { return _fSetAllowEnumeration; }
BOOL GetAllowEnum() { return _fAllowEnumeration; }
DWORD GetOptimizeFor() { return _dwOptimizeFor; }
WCHAR * AcquireQuery() { return _xpQuery.Acquire(); }
WCHAR * AcquireSort() { return _xpSort.Acquire(); }
WCHAR * AcquireGroup() { return _xpGroup.Acquire(); }
WCHAR * AcquireCatalog() { return _xpCatalog.Acquire(); }
WCHAR * AcquireDialect() { return _xpDialect.Acquire(); }
private:
void AddToParam( XPtrST<WCHAR> & xpParam,
XPtrST<WCHAR> & pwszVal,
WCHAR const * pwszPre = 0,
WCHAR const * pwszPost = 0 );
void SetBuiltupQueryTerm( CDynArray<WCHAR> & apString,
unsigned iTerm,
XPtrST<WCHAR> & pwszValue );
//
// settable string values
//
XPtrST<WCHAR> _xpQuery;
XPtrST<WCHAR> _xpSort;
XPtrST<WCHAR> _xpGroup;
XPtrST<WCHAR> _xpCatalog;
XPtrST<WCHAR> _xpDialect;
//
// Strings for built-up queries.
//
CDynArray<WCHAR> _aQueryCol; //
CDynArray<WCHAR> _aQueryOp; //
CDynArray<WCHAR> _aQueryVal; //
CDynArrayInPlace<LONG> _aStartHit; //
LONG _maxHits;
LONG _cFirstRows;
BOOL _fAllowEnumeration;
BOOL _fSetAllowEnumeration;
DWORD _dwOptimizeFor;
};